{"id":12927,"date":"2026-03-04T18:26:54","date_gmt":"2026-03-04T10:26:54","guid":{"rendered":"https:\/\/cimcfiretruck.com\/blog\/are-fire-trucks-all-wheel-drive\/"},"modified":"2026-03-04T18:27:29","modified_gmt":"2026-03-04T10:27:29","slug":"are-fire-trucks-all-wheel-drive","status":"publish","type":"post","link":"https:\/\/cimcfiretruck.com\/vi\/blog\/are-fire-trucks-all-wheel-drive\/","title":{"rendered":"\u0110i\u1ec1u h\u01b0\u1edbng \u0111\u1ecba h\u00ecnh ch\u1eefa ch\u00e1y: L\u1ee3i th\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh"},"content":{"rendered":"

Xe c\u1ee9u h\u1ecfa l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p, nh\u01b0ng c\u00e1c chi ti\u1ebft trong thi\u1ebft k\u1ebf c\u1ee7a ch\u00fang c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn hi\u1ec7u qu\u1ea3 c\u1ee7a ch\u00fang. C\u1ea5u h\u00ecnh truy\u1ec1n \u0111\u1ed9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 vi\u1ec7c ch\u00fang c\u00f3 trang b\u1ecb d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh (AWD) hay kh\u00f4ng, \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o xe c\u1ee9u h\u1ecfa \u0111\u01b0\u1ee3c trang b\u1ecb \u0111\u1ea7y \u0111\u1ee7 cho c\u00e1c \u0111\u1ecba h\u00ecnh v\u00e0 t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p kh\u00e1c nhau. B\u00e0i vi\u1ebft n\u00e0y \u0111i s\u00e2u v\u00e0o t\u1ea7m quan tr\u1ecdng c\u1ee7a AWD trong c\u00e1c xe c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng, so s\u00e1nh s\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a n\u00f3 trong m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb v\u1edbi ch\u1ee9c n\u0103ng thi\u1ebft y\u1ebfu c\u1ee7a n\u00f3 trong c\u00e1c \u0111\u1ecba h\u00ecnh n\u00f4ng th\u00f4n v\u00e0 kh\u1eafc nghi\u1ec7t h\u01a1n. H\u01a1n n\u1eefa, ch\u00fang t\u00f4i s\u1ebd kh\u00e1m ph\u00e1 c\u00e1ch c\u00e1c ti\u1ebfn b\u1ed9 c\u00f4ng ngh\u1ec7 \u0111ang \u0111\u1ecbnh h\u00ecnh t\u01b0\u01a1ng lai c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng xe c\u1ee9u h\u1ecfa, \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u1ea3 l\u00ednh c\u1ee9u h\u1ecfa \u0111\u00f4 th\u1ecb v\u00e0 n\u00f4ng th\u00f4n c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng hi\u1ec7u qu\u1ea3 v\u1edbi c\u00e1c cu\u1ed9c kh\u1ee7ng ho\u1ea3ng. M\u1ed7i ch\u01b0\u01a1ng l\u00e0m s\u00e1ng t\u1ecf m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a cu\u1ed9c tranh lu\u1eadn v\u1ec1 AWD trong c\u1ee9u h\u1ecfa, cung c\u1ea5p cho c\u00e1c ch\u1ee7 doanh nghi\u1ec7p nh\u1eefng hi\u1ec3u bi\u1ebft qu\u00fd gi\u00e1 \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a \u0111\u1ed9i xe ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p c\u1ee7a h\u1ecd.<\/p>\n

Quy\u1ebft t\u00e2m m\u1ea1nh m\u1ebd: C\u00e1ch d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh \u0111\u1ecbnh h\u00ecnh c\u00e1c xe c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng tr\u00ean \u0111\u1ecba h\u00ecnh g\u1ed3 gh\u1ec1<\/h2>\n

\"M\u1ed9t
\nD\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t t\u00ednh n\u0103ng tr\u00ean thi\u1ebft b\u1ecb c\u1ee9u h\u1ecfa; n\u00f3 l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c ph\u1ea3n \u1ee9ng theo th\u1eddi gian th\u1ef1c m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn c\u1ee7a l\u00ednh c\u1ee9u h\u1ecfa khi m\u1eb7t \u0111\u1ea5t d\u01b0\u1edbi ch\u00e2n h\u1ecd t\u1eeb ch\u1ed1i h\u1ee3p t\u00e1c. Trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb, m\u1ed9t c\u1ea5u h\u00ecnh d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh ho\u1eb7c hai b\u00e1nh \u0111\u1ee7 cho vi\u1ec7c di chuy\u1ec3n tr\u00ean \u0111\u01b0\u1eddng v\u00e0 c\u00e1c b\u00e0i t\u1eadp th\u01b0\u1eddng xuy\u00ean. Tuy nhi\u00ean, khi nhi\u1ec7m v\u1ee5 chuy\u1ec3n sang \u0111\u1ecba h\u00ecnh kh\u00f3 kh\u0103n, AWD tr\u1edf th\u00e0nh m\u1ed9t kh\u1ea3 n\u0103ng c\u01a1 b\u1ea3n, m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ea7n c\u1ee9ng \u0111\u1ecbnh ngh\u0129a l\u1ea1i t\u1ed1c \u0111\u1ed9 m\u00e0 xe c\u00f3 th\u1ec3 \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng v\u00e0 s\u1ef1 t\u1ef1 tin m\u00e0 n\u00f3 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng khi \u0111\u1ebfn n\u01a1i. Ch\u01b0\u01a1ng ti\u1ebfp theo kh\u00f4ng gi\u1ea3 v\u1edd s\u1ebd bao qu\u00e1t m\u1ecdi c\u1ea5u h\u00ecnh ho\u1eb7c k\u1ecbch b\u1ea3n c\u00f3 th\u1ec3. Thay v\u00e0o \u0111\u00f3, n\u00f3 cung c\u1ea5p m\u1ed9t kh\u00e1m ph\u00e1 li\u00ean k\u1ebft v\u1ec1 l\u00fd do t\u1ea1i sao AWD quan tr\u1ecdng trong c\u00e1c xe c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng, c\u00e1ch n\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi thi\u1ebft k\u1ebf xe v\u00e0 h\u1ec7 th\u1ed1ng an to\u00e0n, v\u00e0 t\u1ea1i sao m\u1ed9t s\u1ed1 nhi\u1ec7m v\u1ee5 y\u00eau c\u1ea7u n\u00f3 ngay c\u1ea3 khi n\u00f3 l\u00e0m t\u0103ng chi ph\u00ed v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p. M\u1ee5c ti\u00eau l\u00e0 l\u00e0m s\u00e1ng t\u1ecf logic \u0111\u1ee9ng sau c\u00e1c quy\u1ebft \u0111\u1ecbnh v\u1ec1 truy\u1ec1n \u0111\u1ed9ng gi\u1eef cho c\u00e1c \u0111\u1ed9i di \u0111\u1ed9ng trong b\u00f9n, tuy\u1ebft, c\u00e1t v\u00e0 \u0111\u1ed9 d\u1ed1c cao, trong khi v\u1eabn ph\u1ee5c v\u1ee5 y\u00eau c\u1ea7u t\u00e1o b\u1ea1o v\u1ec1 vi\u1ec7c tri\u1ec3n khai nhanh ch\u00f3ng, \u0111\u00e1ng tin c\u1eady trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p.<\/p>\n

\u0110\u1ed9 b\u00e1m l\u00e0 l\u1ee3i \u00edch ngay l\u1eadp t\u1ee9c nh\u1ea5t c\u1ee7a AWD, nh\u01b0ng c\u00e1c t\u00e1c \u0111\u1ed9ng s\u00e2u h\u01a1n. Trong b\u1ed1i c\u1ea3nh c\u1ee9u h\u1ecfa, \u0111\u1ed9 b\u00e1m kh\u00f4ng ch\u1ec9 l\u00e0 vi\u1ec7c di chuy\u1ec3n t\u1eeb \u0111i\u1ec3m A \u0111\u1ebfn \u0111i\u1ec3m B; n\u00f3 l\u00e0 vi\u1ec7c duy tr\u00ec \u0111\u1ed9ng l\u1ef1c khi b\u1ec1 m\u1eb7t \u0111\u1ed9t ng\u1ed9t thay \u0111\u1ed5i d\u01b0\u1edbi b\u00e1nh xe. M\u1ed9t con \u0111\u01b0\u1eddng tr\u00f4ng c\u00f3 v\u1ebb v\u1eefng ch\u1eafc c\u00f3 th\u1ec3 nh\u01b0\u1eddng ch\u1ed7 d\u01b0\u1edbi tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t b\u1ec3 n\u01b0\u1edbc n\u1eb7ng, m\u00e1y b\u01a1m v\u00e0 \u0111\u1ed9i ng\u0169, \u0111\u1eb7c bi\u1ec7t khi s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn m\u1eb7t \u0111\u1ea5t m\u1ec1m, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u1ecf xung quanh m\u1ed9t b\u00e3i \u0111\u00e1p tr\u1ef1c th\u0103ng t\u1ea1m th\u1eddi, s\u1ecfi tr\u00ean m\u1ed9t l\u1ec1 \u0111\u01b0\u1eddng b\u0103ng, ho\u1eb7c l\u1ed1i v\u00e0o b\u00f9n \u0111\u1ebfn m\u1ed9t tr\u1ea1i tr\u00ean \u0111\u1ed3i xa x\u00f4i. AWD ph\u00e2n ph\u1ed1i m\u00f4-men xo\u1eafn \u0111\u1ebfn c\u1ea3 b\u1ed1n b\u00e1nh, gi\u1ea3m kh\u1ea3 n\u0103ng m\u1ed9t b\u00e1nh xe tr\u01b0\u1ee3t ho\u1eb7c m\u1ed9t l\u1ed1p quay s\u1ebd ng\u0103n c\u1ea3n ti\u1ebfn tr\u00ecnh c\u1ee7a \u0111\u01a1n v\u1ecb. V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ph\u1ea3n \u1ee9ng nhanh h\u01a1n trong \u0111\u1ecba h\u00ecnh m\u00e0 m\u1ed9t c\u1ea5u h\u00ecnh 4\u00d72 th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 b\u1ecb k\u1eb9t ho\u1eb7c m\u1eafc l\u1ea1i \u0111\u1ee7 l\u00e2u \u0111\u1ec3 \u0111e d\u1ecda c\u00e1c k\u1ebft qu\u1ea3 quan tr\u1ecdng. N\u00f3 c\u0169ng c\u00f3 ngh\u0129a l\u00e0 c\u00e1c \u0111i\u1ec1u h\u00e0nh vi\u00ean c\u00f3 th\u1ec3 duy tr\u00ec m\u1ed9t l\u1ed9 tr\u00ecnh \u1ed5n \u0111\u1ecbnh h\u01a1n qua c\u00e1c r\u00e3nh, c\u00e1nh \u0111\u1ed3ng \u01b0\u1edbt v\u00e0 \u0111\u1ea7m l\u1ea7y ven bi\u1ec3n n\u01a1i m\u00e0 m\u1ed9t c\u1ea5u h\u00ecnh d\u1eabn \u0111\u1ed9ng truy\u1ec1n th\u1ed1ng h\u01a1n c\u00f3 th\u1ec3 g\u1eb7p r\u1ee7i ro m\u1ea5t ki\u1ec3m so\u00e1t ho\u1eb7c b\u1ecb sa l\u1ea7y.<\/p>\n

S\u1ef1 c\u1ed9ng h\u01b0\u1edfng gi\u1eefa AWD v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng an to\u00e0n \u0111i\u1ec7n t\u1eed kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 th\u1ea5p. C\u00e1c n\u1ec1n t\u1ea3ng AWD hi\u1ec7n \u0111\u1ea1i hi\u1ebfm khi \u0111\u01b0\u1ee3c tri\u1ec3n khai m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp. Ch\u00fang \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t \u0111\u1ed9 b\u00e1m, h\u1ec7 th\u1ed1ng phanh ch\u1ed1ng b\u00f3 c\u1ee9ng, v\u00e0 ng\u00e0y c\u00e0ng nhi\u1ec1u, c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh \u1ed5n \u0111\u1ecbnh \u0111i\u1ec7n t\u1eed li\u00ean t\u1ee5c theo d\u00f5i h\u00e0nh vi c\u1ee7a xe. Khi b\u00e1nh xe b\u1eaft \u0111\u1ea7u tr\u01b0\u1ee3t, h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ph\u00e2n ph\u1ed1i m\u00f4-men xo\u1eafn v\u00e0 phanh \u0111\u1ec3 kh\u00f4i ph\u1ee5c \u0111\u1ed9 b\u00e1m, th\u01b0\u1eddng m\u00e0 kh\u00f4ng c\u1ea7n t\u00e0i x\u1ebf can thi\u1ec7p. \u0110\u1ed1i v\u1edbi l\u00ednh c\u1ee9u h\u1ecfa ng\u1ed3i sau tay l\u00e1i, \u0111i\u1ec1u n\u00e0y chuy\u1ec3n th\u00e0nh m\u1ed9t tr\u1ea3i nghi\u1ec7m tr\u1ef1c quan h\u01a1n: xe h\u00e0nh x\u1eed m\u1ed9t c\u00e1ch d\u1ef1 \u0111o\u00e1n tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t kh\u00f4ng \u0111\u1ec1u, v\u00e0 kh\u1ea3 n\u0103ng x\u1ea3y ra m\u1ed9t c\u00fa quay \u0111\u1ed9t ng\u1ed9t ho\u1eb7c l\u1eafc tr\u00ean m\u1ed9t \u0111\u1ed9 d\u1ed1c \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u. V\u1ec1 l\u00fd thuy\u1ebft, AWD c\u1ea3i thi\u1ec7n x\u00e1c su\u1ea5t \u0111\u1ebfn \u0111\u01b0\u1ee3c \u0111\u01b0\u1eddng l\u1eeda, nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, n\u00f3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u1eafc ch\u1eafn m\u00e0 xe c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng khi \u0111\u00e3 \u0111\u1ebfn \u0111\u00f3. S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa AWD v\u1edbi c\u00f4ng ngh\u1ec7 \u1ed5n \u0111\u1ecbnh t\u1ea1o ra m\u1ed9t n\u1ec1n t\u1ea3ng kh\u00f4ng ch\u1ec9 b\u1eaft \u0111\u1ea7u di chuy\u1ec3n m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady h\u01a1n tr\u00ean m\u1eb7t \u0111\u1ea5t g\u1ed3 gh\u1ec1 m\u00e0 c\u00f2n gi\u1eef cho n\u00f3 c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea5t l\u1ee3i c\u00f3 th\u1ec3 bi\u1ebfn m\u1ed9t ho\u1ea1t \u0111\u1ed9ng ki\u1ec3m so\u00e1t th\u00f4ng th\u01b0\u1eddng th\u00e0nh m\u1ed9t th\u00e1ch th\u1ee9c nguy hi\u1ec3m, nh\u1ea1y c\u1ea3m v\u1ec1 th\u1eddi gian.<\/p>\n

\u0110\u1ec3 h\u00ecnh dung c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y ho\u1ea1t \u0111\u1ed9ng trong th\u1ef1c \u0111\u1ecba, h\u00e3y xem x\u00e9t m\u1ed9t n\u1ec1n t\u1ea3ng h\u1ea1ng n\u1eb7ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p ngo\u00e0i \u0111\u01b0\u1eddng. H\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng cung c\u1ea5p s\u1ee9c m\u1ea1nh \u0111\u1ebfn c\u1ea3 b\u1ed1n g\u00f3c, v\u1edbi c\u00e1c b\u1ed9 b\u00e1nh tr\u01b0\u1edbc v\u00e0 b\u00e1nh sau c\u00f3 kh\u1ea3 n\u0103ng nh\u1eadn m\u00f4-men xo\u1eafn \u0111\u1ed9c l\u1eadp ho\u1eb7c theo c\u00e1ch \u0111\u1ed3ng b\u1ed9 t\u00f9y thu\u1ed9c v\u00e0o ph\u1ea3n h\u1ed3i b\u1ec1 m\u1eb7t. Tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a c\u00e1c b\u1ec3 n\u01b0\u1edbc l\u1edbn v\u00e0 m\u00e1y b\u01a1m l\u00e0m t\u0103ng th\u00eam th\u00e1ch th\u1ee9c v\u1ec1 \u0111\u1ed9 b\u00e1m, v\u00ec l\u1ed1p xe ph\u1ea3i c\u1eafm v\u00e0o \u0111\u1ea5t m\u1ec1m m\u00e0 kh\u00f4ng b\u1ecb tr\u01b0\u1ee3t qu\u00e1 m\u1ee9c l\u00e0m m\u1ea5t \u0111i gia t\u1ed1c ho\u1eb7c l\u00e0m ch\u1eadm xe khi leo d\u1ed1c. C\u00e1c l\u1ed1p xe \u0111\u01b0\u1ee3c ch\u1ecdn cho nh\u1eefng vai tr\u00f2 n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 l\u1edbn; ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho d\u1ecbch v\u1ee5 h\u1ed7n h\u1ee3p: \u0111\u1ed9 b\u1ec1n cao, th\u00e0nh l\u1ed1p ch\u1eafc ch\u1eafn, v\u00e0 hoa v\u0103n l\u1ed1p c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh b\u00f9n v\u00e0 s\u1ecfi trong khi v\u1eabn ho\u1ea1t \u0111\u1ed9ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c tr\u00ean c\u00e1c con \u0111\u01b0\u1eddng tr\u1ea3i nh\u1ef1a. Kho\u1ea3ng s\u00e1ng g\u1ea7m, g\u00f3c ti\u1ebfp c\u1eadn v\u00e0 g\u00f3c r\u1eddi, v\u00e0 h\u00e0nh tr\u00ecnh treo \u0111\u1ec1u g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c h\u1ec7 th\u1ed1ng AWD ph\u1ee5c v\u1ee5 nhi\u1ec7m v\u1ee5 t\u1ed1t nh\u01b0 th\u1ebf n\u00e0o. M\u1ed9t chi\u1ebfc xe c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 \u01b0u ti\u00ean kho\u1ea3ng s\u00e1ng g\u1ea7m cao h\u01a1n \u0111\u1ec3 v\u01b0\u1ee3t qua \u0111\u1ecba h\u00ecnh kh\u00f4ng \u0111\u1ec1u ho\u1eb7c h\u1ea1 th\u1ea5p t\u01b0 th\u1ebf c\u1ee7a n\u00f3 \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh h\u01a1n khi \u0111\u1ee9ng y\u00ean t\u1ea1i c\u00e1c \u0111\u1ecba \u0111i\u1ec3m tri\u1ec3n khai n\u01a1i m\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh quan tr\u1ecdng nh\u01b0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn. C\u1ea5u h\u00ecnh l\u00e0 m\u1ed9t s\u1ef1 th\u1ecfa hi\u1ec7p c\u1ea9n th\u1eadn, c\u00e2n b\u1eb1ng gi\u1eefa t\u00ednh di \u0111\u1ed9ng, t\u1ea3i tr\u1ecdng v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd tr\u00ean nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng d\u1ef1 ki\u1ebfn.<\/p>\n

C\u00e1c v\u00ed d\u1ee5 v\u1ec1 xe c\u1ee9u h\u1ecfa AWD chuy\u00ean d\u1ee5ng xu\u1ea5t hi\u1ec7n trong th\u1ebf gi\u1edbi th\u1ef1c \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean h\u1ed3 s\u01a1 nhi\u1ec7m v\u1ee5 h\u01a1n l\u00e0 kh\u1ea9u hi\u1ec7u ti\u1ebfp th\u1ecb. M\u1ed9t \u0111\u01a1n v\u1ecb c\u1ee9u h\u1ed9 h\u1ea1ng n\u1eb7ng ho\u1eb7c c\u1ee9u h\u1ecfa r\u1eebng, ch\u1eb3ng h\u1ea1n, \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb m\u1ed9t c\u1ea5u h\u00ecnh b\u1ed1n b\u00e1nh m\u1ea1nh m\u1ebd c\u00f3 th\u1ec3 duy tr\u00ec nh\u1eefng cu\u1ed9c leo d\u1ed1c d\u00e0i v\u00e0 ch\u1eadm v\u00e0 x\u1eed l\u00fd \u0111\u1ecba h\u00ecnh g\u1ed3 gh\u1ec1 m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng b\u01a1m ho\u1eb7c l\u01b0u tr\u1eef n\u01b0\u1edbc. Nh\u1eefng thi\u1ebft b\u1ecb nh\u01b0 v\u1eady th\u01b0\u1eddng mang theo l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 b\u1ecdt l\u1edbn, v\u1edbi c\u00e1c m\u00e1y b\u01a1m c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p d\u00f2ng ch\u1ea3y li\u00ean t\u1ee5c trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t. S\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa dung t\u00edch b\u1ec3, kh\u1ea3 n\u0103ng b\u01a1m v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng b\u1ed5 sung m\u00e0 AWD th\u00eam v\u00e0o ph\u1ea3i \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd th\u00f4ng qua vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh khung, tr\u1ee5c gia c\u1ed1 v\u00e0 ph\u00e2n ph\u1ed1i tr\u1ecdng l\u01b0\u1ee3ng c\u1ea9n th\u1eadn. \u0110\u1ed5i l\u1ea1i, ng\u01b0\u1eddi \u0111i\u1ec1u h\u00e0nh c\u00f3 m\u1ed9t \u0111\u1ed1i t\u00e1c d\u1ef1 \u0111o\u00e1n: m\u1ed9t c\u1ed7 m\u00e1y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n m\u1ed9t c\u00e1ch t\u1ef1 tin tr\u00ean \u0111\u1ecba h\u00ecnh kh\u00f4ng \u0111\u1ec1u trong khi v\u1eabn duy tr\u00ec kh\u1ea3 n\u0103ng tri\u1ec3n khai n\u01b0\u1edbc v\u00e0 thi\u1ebft b\u1ecb nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3. C\u00e1c y\u1ebfu t\u1ed1 con ng\u01b0\u1eddi v\u00e0 c\u01a1 kh\u00ed h\u00f2a h\u1ee3p khi h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng c\u1ee7a xe ph\u1ea3n \u1ee9ng v\u1edbi \u0111\u1ecba h\u00ecnh v\u00e0 gi\u1eef cho \u0111\u1ed9i ng\u0169 t\u1eadp trung v\u00e0o nhi\u1ec7m v\u1ee5 hi\u1ec7n t\u1ea1i thay v\u00ec v\u1eadt l\u1ed9n v\u1edbi c\u1ed7 m\u00e1y.<\/p>\n

M\u1ed9t c\u00e1ch th\u1ef1c ti\u1ec5n \u0111\u1ec3 hi\u1ec3u gi\u00e1 tr\u1ecb c\u1ee7a AWD l\u00e0 nh\u00ecn v\u00e0o c\u00e1c m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng m\u00e0 nh\u1eefng chi\u1ebfc xe n\u00e0y th\u01b0\u1eddng xuy\u00ean ho\u1ea1t \u0111\u1ed9ng. S\u00e2n bay tr\u00ecnh b\u00e0y m\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p \u0111\u1ed9c \u0111\u00e1o c\u1ee7a c\u00e1c y\u00eau c\u1ea7u. C\u00e1c s\u1ef1 c\u1ed1 m\u00e1y bay kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng x\u1ea3y ra tr\u00ean \u0111\u01b0\u1eddng b\u0103ng tr\u1ea3i nh\u1ef1a; c\u1ecf, s\u1ecfi v\u00e0 c\u00e1c khu v\u1ef1c l\u1ec1 m\u1ec1m xung quanh c\u00e1c nh\u00e0 ga ho\u1eb7c c\u00e1c ramp v\u1eadn chuy\u1ec3n c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh s\u00e2n kh\u1ea5u cho c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p. Nhu c\u1ea7u ti\u1ebfp c\u1eadn nhanh ch\u00f3ng \u0111\u1ebfn m\u1ed9t khu v\u1ef1c c\u00f3 c\u00e2y c\u1ed1i, m\u1ed9t r\u00e3nh, ho\u1eb7c m\u1ed9t b\u1ec1 m\u1eb7t kh\u00f4ng \u0111\u1ec1u g\u1ea7n m\u1ed9t nh\u00e0 ch\u1ee9a c\u00f3 th\u1ec3 l\u00e0 v\u1ea5n \u0111\u1ec1 s\u1ed1ng c\u00f2n. AWD \u1edf \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 xa x\u1ec9; n\u00f3 l\u00e0 m\u1ed9t \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ea3m b\u1ea3o r\u1eb1ng con \u0111\u01b0\u1eddng \u0111\u1ebfn s\u1ef1 c\u1ed1 v\u1eabn kh\u1ea3 thi b\u1ea5t k\u1ec3 m\u1eb7t \u0111\u1ea5t cung c\u1ea5p g\u00ec. Nhu c\u1ea7u l\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ed9ng v\u1edbi \u0111\u1ed9 tin c\u1eady\u2014c\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c AWD h\u1ed7 tr\u1ee3 b\u1eb1ng c\u00e1ch cho ph\u00e9p \u0111\u1ed9 b\u00e1m tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t kh\u00e1c nhau v\u00e0 gi\u00fap tr\u00e1nh t\u00ecnh tr\u1ea1ng b\u1ecb k\u1eb9t trong m\u1ed9t cu\u1ed9c truy \u0111u\u1ed5i quan tr\u1ecdng \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng. Trong nh\u1eefng b\u1ed1i c\u1ea3nh nh\u01b0 v\u1eady, h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng ph\u1ea3i \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi thi\u1ebft b\u1ecb ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p \u0111\u01b0\u1ee3c hi\u1ec7u ch\u1ec9nh t\u1ed1t, bao g\u1ed3m \u00e1nh s\u00e1ng, h\u1ec7 th\u1ed1ng li\u00ean l\u1ea1c v\u00e0 c\u00e1c \u0111\u01a1n v\u1ecb \u0111i\u1ec7n di \u0111\u1ed9ng, t\u1ea5t c\u1ea3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c tri\u1ec3n khai c\u00f9ng v\u1edbi c\u00e1c kh\u1ea3 n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a xe.<\/p>\n

Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng r\u1eebng v\u00e0 hoang d\u00e3, \u0111\u1ecba h\u00ecnh th\u01b0\u1eddng kh\u00f4ng th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc. C\u00e1c \u0111\u1ed9 d\u1ed1c cao, \u0111\u1ea5t l\u1ecfng, \u0111\u00e1 v\u00e0 r\u1ec5 c\u00e2y y\u00eau c\u1ea7u m\u1ed9t n\u1ec1n t\u1ea3ng c\u00f3 th\u1ec3 di chuy\u1ec3n qua c\u00e1c h\u00e0nh lang h\u1eb9p v\u00e0 tr\u00ean m\u1eb7t \u0111\u1ea5t kh\u00f4ng \u0111\u1ec1u, \u0111\u00f4i khi ng\u1eadp n\u01b0\u1edbc. C\u00e1c xe c\u1ee9u h\u1ecfa r\u1eebng v\u1edbi AWD \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf kh\u00f4ng ph\u1ea3i \u0111\u1ec3 t\u1ed1c \u0111\u1ed9 m\u00e0 \u0111\u1ec3 duy tr\u00ec ti\u1ebfn \u0111\u1ed9 v\u1ec1 ph\u00eda tr\u01b0\u1edbc qua \u0111\u1ecba h\u00ecnh g\u1ed3 gh\u1ec1, cho ph\u00e9p l\u00ednh c\u1ee9u h\u1ecfa ti\u1ebfp c\u1eadn c\u00e1c khu v\u1ef1c h\u1ecfa ho\u1ea1n xa x\u00f4i m\u00e0 m\u1ed9t chi\u1ebfc xe b\u01a1m \u0111\u00f4 th\u1ecb ti\u00eau chu\u1ea9n kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn. S\u1ef1 nh\u1ea5n m\u1ea1nh l\u00e0 v\u00e0o t\u00ednh di \u0111\u1ed9ng, v\u1edbi c\u00e1c khung gia c\u1ed1 v\u00e0 h\u1ec7 th\u1ed1ng treo c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 s\u1ed1c trong khi v\u1eabn b\u1ea3o t\u1ed3n t\u1ea3i tr\u1ecdng v\u00e0 hi\u1ec7u su\u1ea5t b\u01a1m. Nh\u1eefng n\u1ec1n t\u1ea3ng n\u00e0y th\u01b0\u1eddng t\u00edch h\u1ee3p c\u00e1c t\u00ednh n\u0103ng ngo\u00e0i \u0111\u01b0\u1eddng b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ef7 s\u1ed1 truy\u1ec1n th\u1ea5p, c\u00e1c m\u00f3c k\u00e9o c\u00f3 th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c cho vi\u1ec7c k\u00e9o r\u01a1 mo\u00f3c ho\u1eb7c thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 nh\u1eb9, v\u00e0 \u00e1nh s\u00e1ng t\u00edch h\u1ee3p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai \u1edf c\u00e1c v\u1ecb tr\u00ed xa x\u00f4i. Th\u1ef1c t\u1ebf ho\u1ea1t \u0111\u1ed9ng l\u00e0 r\u00f5 r\u00e0ng: khi m\u1ee5c ti\u00eau l\u00e0 ti\u1ebfp c\u1eadn m\u1ed9t khu v\u1ef1c thi\u1ebfu \u0111\u01b0\u1eddng tr\u1ea3i nh\u1ef1a ho\u1eb7c m\u1eb7t \u0111\u1ea5t \u1ed5n \u0111\u1ecbnh, AWD tr\u1edf th\u00e0nh m\u1ed9t th\u00e0nh ph\u1ea7n kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng trong kh\u1ea3 n\u0103ng c\u1ee7a xe.<\/p>\n

Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb, ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh kinh t\u1ebf v\u00e0 hi\u1ec7u qu\u1ea3 nghi\u00eang v\u1ec1 c\u00e1c c\u1ea5u h\u00ecnh 4\u00d72. C\u00e1c con \u0111\u01b0\u1eddng tr\u1ea3i nh\u1ef1a, c\u00e1c m\u1eabu giao th\u00f4ng c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n, v\u00e0 nhu c\u1ea7u t\u1ed1i \u0111a h\u00f3a s\u1ef1 an to\u00e0n c\u1ee7a \u0111\u1ed9i ng\u0169 v\u00e0 gi\u1ea3m thi\u1ec3u ti\u00eau th\u1ee5 nhi\u00ean li\u1ec7u \u0111\u1ec1u \u1ee7ng h\u1ed9 c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u01a1n gi\u1ea3n h\u01a1n. C\u00e1c xe b\u01a1m \u0111\u00f4 th\u1ecb v\u00e0 c\u00e1c \u0111\u01a1n v\u1ecb tr\u00ean kh\u00f4ng th\u01b0\u1eddng xuy\u00ean ho\u1ea1t \u0111\u1ed9ng tr\u00ean b\u1ec1 m\u1eb7t nh\u1ef1a v\u00e0 b\u00ea t\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o tr\u00ec t\u1ed1t, v\u00e0 nh\u1eefng l\u1ee3i \u00edch bi\u00ean t\u1eeb AWD kh\u00f4ng bi\u1ec7n minh cho tr\u1ecdng l\u01b0\u1ee3ng, b\u1ea3o tr\u00ec v\u00e0 ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng b\u1ed5 sung trong b\u1ed1i c\u1ea3nh th\u00e0nh ph\u1ed1. Tuy nhi\u00ean, ngay c\u1ea3 trong c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb, AWD v\u1eabn l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn chi\u1ebfn l\u01b0\u1ee3c cho c\u00e1c ph\u00f2ng ban \u0111\u1ed1i m\u1eb7t v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n bi\u1ebfn \u0111\u1ed5i\u2014th\u1eddi ti\u1ebft theo m\u00f9a, c\u00e1c l\u1ed1i v\u00e0o th\u01b0\u01a1ng m\u1ea1i d\u1ed1c, ho\u1eb7c c\u00e1c s\u1ef1 c\u1ed1 m\u00e0 m\u1ed9t chuy\u1ec3n \u0111\u1ed5i nhanh ch\u00f3ng sang l\u1ed1i v\u00e0o kh\u00f4ng tr\u1ea3i nh\u1ef1a c\u00f3 th\u1ec3 tr\u1edf n\u00ean c\u1ea7n thi\u1ebft. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, m\u1ed9t l\u1ef1a ch\u1ecdn c\u00f3 ch\u1ee7 \u0111\u00edch \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 trang b\u1ecb cho m\u1ed9t chi\u1ebfc xe v\u1edbi AWD \u0111\u1ec3 n\u00f3 c\u00f3 th\u1ec3 ph\u1ee5c v\u1ee5 m\u1ed9t lo\u1ea1t nhi\u1ec7m v\u1ee5 r\u1ed9ng h\u01a1n m\u00e0 kh\u00f4ng c\u1ea7n m\u1ed9t chi\u1ebfc xe chuy\u00ean d\u1ee5ng th\u1ee9 hai \u0111\u01b0\u1ee3c tri\u1ec3n khai c\u00f9ng v\u1edbi n\u00f3. C\u00e1c s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i l\u00e0 r\u00f5 r\u00e0ng: kh\u1ea3 n\u0103ng v\u00e0 hi\u1ec7u qu\u1ea3 cho nhi\u1ec7m v\u1ee5 \u0111\u00f4 th\u1ecb so v\u1edbi kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn m\u1edf r\u1ed9ng v\u00e0 \u0111\u1ed9 b\u00e1m cho vi\u1ec7c kh\u00e1m ph\u00e1 ngo\u00e0i \u0111\u01b0\u1eddng. Tuy\u00ean b\u1ed1 nhi\u1ec7m v\u1ee5 c\u1ee7a ph\u00f2ng c\u1ee9u h\u1ecfa trong th\u1ef1c t\u1ebf tr\u1edf th\u00e0nh m\u1ed9t h\u01b0\u1edbng d\u1eabn cho vi\u1ec7c ch\u1ecdn h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng ph\u00f9 h\u1ee3p v\u1edbi b\u1ed9 c\u1ea3nh s\u1ef1 c\u1ed1 c\u00f3 kh\u1ea3 n\u0103ng nh\u1ea5t m\u00e0 m\u1ed9t c\u1ed9ng \u0111\u1ed3ng ph\u1ea3i \u0111\u1ed1i m\u1eb7t.<\/p>\n

C\u00e1c l\u1ef1a ch\u1ecdn thi\u1ebft k\u1ebf xung quanh AWD kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng. C\u00e1c ph\u01b0\u01a1ng ti\u1ec7n \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 ch\u1ee9a c\u00e1c b\u1ec3 n\u01b0\u1edbc l\u1edbn, h\u1ec7 th\u1ed1ng b\u1ecdt v\u00e0 m\u00e1y b\u01a1m n\u1eb7ng trong khi v\u1eabn duy tr\u00ec kh\u1ea3 n\u0103ng x\u1eed l\u00fd \u1ed5n \u0111\u1ecbnh. Tr\u1ecdng l\u01b0\u1ee3ng b\u1ed5 sung c\u1ee7a n\u01b0\u1edbc v\u00e0 b\u1ecdt c\u00f3 ngh\u0129a l\u00e0 khung g\u1ea7m, h\u1ec7 th\u1ed1ng treo v\u00e0 l\u1ed1p xe ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 x\u1eed l\u00fd t\u1ea3i tr\u1ecdng b\u1ed5 sung m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng l\u00e1i. C\u00e1c k\u1ef9 s\u01b0 th\u01b0\u1eddng t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ec3 tr\u1ee5c tr\u01b0\u1edbc v\u00e0 tr\u1ee5c sau chia s\u1ebb t\u1ea3i tr\u1ecdng \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n, gi\u1ea3m xu h\u01b0\u1edbng m\u1ed9t tr\u1ee5c ti\u1ebfp x\u00fac v\u1edbi m\u1eb7t \u0111\u1ea5t v\u1edbi l\u1ef1c l\u1edbn h\u01a1n tr\u1ee5c kia. Ngo\u00e0i ra, vi\u1ec7c l\u1eafp \u0111\u1eb7t m\u00e1y b\u01a1m v\u00e0 b\u1ed9 chia ph\u1ea3i \u0111\u01b0\u1ee3c l\u00ean k\u1ebf ho\u1ea1ch c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh t\u1ea1o ra c\u00e1c \u0111i\u1ec3m \u0111\u00f2n b\u1ea9y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng x\u1eed l\u00fd tr\u00ean b\u1ec1 m\u1eb7t g\u1ed3 gh\u1ec1. \u0110\u00e2y l\u00e0 n\u01a1i c\u1ea5u h\u00ecnh AWD giao thoa v\u1edbi k\u1ef9 thu\u1eadt ph\u01b0\u01a1ng ti\u1ec7n r\u1ed9ng h\u01a1n\u2014m\u1ed9t s\u1ef1 c\u0103n ch\u1ec9nh ph\u1ea3i ch\u00ednh x\u00e1c n\u1ebfu xe t\u1ea3i mu\u1ed1n ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1ea9n c\u1ea5p kh\u1eafc nghi\u1ec7t.<\/p>\n

M\u1ed9t l\u1edbp ph\u1ee9c t\u1ea1p kh\u00e1c \u0111\u1ebfn t\u1eeb vi\u1ec7c t\u00edch h\u1ee3p AWD v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 an to\u00e0n v\u00e0 v\u1eadn h\u00e0nh tr\u00ean t\u00e0u. C\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 b\u00e1m, \u1ed5n \u0111\u1ecbnh v\u00e0 phanh t\u01b0\u01a1ng t\u00e1c v\u1edbi logic \u0111i\u1ec1u khi\u1ec3n ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 cung c\u1ea5p ph\u1ea3n \u1ee9ng \u0111\u1ed3ng b\u1ed9, c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n. Trong m\u1ed9t cu\u1ed9c g\u1ecdi \u1edf v\u00f9ng hoang d\u00e3, n\u01a1i m\u1eb7t \u0111\u1ea5t c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u1eeb \u0111\u1ea5t n\u00e9n sang b\u00f9n m\u1ec1m ch\u1ec9 trong ch\u1ed1c l\u00e1t, h\u1ec7 th\u1ed1ng ph\u1ea3i th\u00edch \u1ee9ng nhanh ch\u00f3ng. M\u1ed9t h\u1ec7 th\u1ed1ng AWD c\u00f3 th\u1ec3 gi\u1ea3m nguy c\u01a1 b\u1ecb ch\u1ebft m\u00e1y tr\u00ean d\u1ed1c, nh\u01b0ng n\u00f3 c\u0169ng c\u00f3 th\u1ec3 gi\u1edbi thi\u1ec7u nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m x\u1eed l\u00fd k\u1ef3 l\u1ea1 n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u00fang cho m\u1ed9t khung g\u1ea7m n\u1eb7ng. \u0110\u00e0o t\u1ea1o tr\u1edf n\u00ean c\u1ea7n thi\u1ebft, kh\u00f4ng ph\u1ea3i nh\u01b0 m\u1ed9t nghi th\u1ee9c m\u00e0 nh\u01b0 m\u1ed9t k\u1ef7 lu\u1eadt th\u1ef1c ti\u1ec5n. C\u00e1c \u0111i\u1ec1u h\u00e0nh vi\u00ean ph\u1ea3i hi\u1ec3u c\u00e1ch ph\u00e2n ph\u1ed1i m\u00f4-men xo\u1eafn thay \u0111\u1ed5i khi tr\u1ecdng l\u01b0\u1ee3ng d\u1ecbch chuy\u1ec3n trong qu\u00e1 tr\u00ecnh b\u01a1m, khi \u1ed1ng \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0 khi ph\u01b0\u01a1ng ti\u1ec7n v\u01b0\u1ee3t qua c\u00e1c r\u00e3nh v\u00e0 \u1ed5 g\u00e0. \u0110\u1ed9i ng\u0169 ph\u1ea3i chu\u1ea9n b\u1ecb \u0111\u1ec3 qu\u1ea3n l\u00fd \u0111\u1ea7u v\u00e0o ga, l\u00e1i xe v\u00e0 phanh \u0111\u1ed3ng b\u1ed9 v\u1edbi ph\u1ea3n h\u1ed3i c\u1ee7a h\u1ec7 th\u1ed1ng. T\u00f3m l\u1ea1i, AWD c\u0169ng quan tr\u1ecdng nh\u01b0 c\u00e1c y\u1ebfu t\u1ed1 con ng\u01b0\u1eddi nh\u01b0 kh\u1ea3 n\u0103ng c\u01a1 kh\u00ed. M\u1ed9t \u0111i\u1ec1u h\u00e0nh vi\u00ean \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o t\u1ed1t c\u00f3 th\u1ec3 khai th\u00e1c to\u00e0n b\u1ed9 ti\u1ec1m n\u0103ng c\u1ee7a n\u1ec1n t\u1ea3ng AWD b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng n\u00f3 nh\u01b0 m\u1ed9t l\u1ef1c \u1ed5n \u0111\u1ecbnh thay v\u00ec m\u1ed9t ngu\u1ed3n b\u1ea5t ng\u1edd tr\u00ean m\u1ed9t b\u1ec1 m\u1eb7t kh\u00f3 kh\u0103n.<\/p>\n

V\u1ec1 m\u1eb7t th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, xe c\u1ee9u h\u1ecfa AWD th\u01b0\u1eddng c\u00f3 c\u1ea5u h\u00ecnh d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh m\u1ea1nh m\u1ebd v\u1edbi \u0111\u1ed9ng c\u01a1 m\u00f4-men xo\u1eafn cao v\u00e0 tr\u1ee5c \u0111\u01b0\u1ee3c gia c\u1ed1. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng treo v\u00e0 l\u1ed1p xe \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho \u0111\u1ecba h\u00ecnh h\u1ed7n h\u1ee3p. M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ea1y nhanh qua \u0111\u1ecba h\u00ecnh m\u00e0 l\u00e0 duy tr\u00ec ti\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh qua c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00f3 kh\u0103n trong khi v\u1eabn gi\u1eef kh\u1ea3 n\u0103ng cung c\u1ea5p n\u01b0\u1edbc, b\u1ecdt v\u00e0 c\u00e1c ngu\u1ed3n t\u00e0i nguy\u00ean quan tr\u1ecdng kh\u00e1c. K\u00edch th\u01b0\u1edbc b\u1ec3 c\u00f3 th\u1ec3 r\u1ea5t l\u1edbn\u2014th\u01b0\u1eddng l\u00e0 h\u00e0ng ngh\u00ecn l\u00edt n\u01b0\u1edbc v\u00e0 b\u1ecdt\u2014c\u1ea7n \u0111\u01b0\u1ee3c di chuy\u1ec3n, b\u01a1m v\u00e0 ph\u00e2n t\u00e1n v\u1edbi hi\u1ec7u su\u1ea5t d\u00f2ng ch\u1ea3y cao, \u0111\u00e1ng tin c\u1eady. S\u1ef1 t\u01b0\u01a1ng t\u00e1c c\u1ee7a m\u00f4-men xo\u1eafn, \u0111\u1ed9 b\u00e1m v\u00e0 th\u1ee7y l\u1ef1c tr\u1edf th\u00e0nh m\u1ed9t \u0111i\u1ec7u nh\u1ea3y: ng\u01b0\u1eddi l\u00e1i qu\u1ea3n l\u00fd \u0111\u1ed9 tr\u01b0\u1ee3t b\u00e1nh v\u00e0 phanh trong khi ng\u01b0\u1eddi \u0111i\u1ec1u h\u00e0nh m\u00e1y b\u01a1m t\u1eadp trung v\u00e0o t\u1ed1c \u0111\u1ed9 cung c\u1ea5p n\u01b0\u1edbc v\u00e0 ki\u1ec3m so\u00e1t v\u00f2i. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ed1i h\u1ee3p n\u01a1i truy\u1ec1n \u0111\u1ed9ng, m\u00e1y b\u01a1m v\u00e0 b\u1ed1 tr\u00ed \u1ed1ng h\u1ed7 tr\u1ee3 l\u1eabn nhau \u0111\u1ec3 th\u00e0nh c\u00f4ng tr\u00ean m\u1eb7t \u0111\u1ea5t g\u1ed3 gh\u1ec1.<\/p>\n

Cu\u1ed9c th\u1ea3o lu\u1eadn \u1edf tr\u00ean s\u1ebd kh\u00f4ng ho\u00e0n ch\u1ec9nh n\u1ebfu kh\u00f4ng th\u1eeba nh\u1eadn r\u1eb1ng AWD kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t \u0111\u1ea3m b\u1ea3o tuy\u1ec7t \u0111\u1ed1i v\u1ec1 hi\u1ec7u su\u1ea5t. \u0110\u1ecba h\u00ecnh, th\u1eddi ti\u1ebft v\u00e0 nh\u1ecbp \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3. B\u00f9n c\u00f3 th\u1ec3 \u0111\u1ee7 s\u00e2u \u0111\u1ec3 y\u00eau c\u1ea7u m\u00f4-men xo\u1eafn v\u00e0 \u0111\u1ed9 b\u00e1m b\u00e1nh \u0111\u00e1ng k\u1ec3, nh\u01b0ng m\u1ed9t d\u1ed1c ho\u1eb7c m\u1ecfm \u0111\u00e1 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng x\u1eed l\u00fd ch\u00ednh x\u00e1c m\u00e0 ch\u1ec9 c\u00f3 h\u1ec7 th\u1ed1ng treo v\u00e0 ki\u1ec3m so\u00e1t \u1ed5n \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh t\u1ed1t m\u1edbi c\u00f3 th\u1ec3 cung c\u1ea5p. M\u1ed9t chi\u1ebfc xe t\u1ea3i thi\u1ebfu AWD v\u1eabn c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ee7 t\u1ed1t tr\u00ean m\u1ed9t con \u0111\u01b0\u1eddng kh\u00f4 r\u00e1o v\u1edbi m\u1ed9t t\u00e0i x\u1ebf c\u00f3 k\u1ef9 n\u0103ng, nh\u01b0ng trong c\u00e1c b\u1ed1i c\u1ea3nh \u0111\u00e3 m\u00f4 t\u1ea3\u2014r\u1eebng xa x\u00f4i, c\u00e1nh \u0111\u1ed3ng ng\u1eadp n\u01b0\u1edbc, ho\u1eb7c r\u00eca c\u1ee7a m\u1ed9t b\u00e3i \u0111\u00e1p s\u00e2n bay\u2014AWD m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng. C\u00e2u h\u1ecfi kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 v\u1ec1 truy\u1ec1n \u0111\u1ed9ng b\u1ed1n b\u00e1nh; n\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5 m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady, l\u1eb7p l\u1ea1i khi m\u1eb7t \u0111\u1ea5t ch\u1ed1ng l\u1ea1i. Trong ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p, m\u1ed7i gi\u00e2y \u0111\u1ec1u quan tr\u1ecdng, v\u00e0 h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a b\u1ed9 c\u00f4ng c\u1ee5 \u0111\u1ea3m b\u1ea3o r\u1eb1ng nh\u1eefng gi\u00e2y \u0111\u00f3 c\u00f3 gi\u00e1 tr\u1ecb thay v\u00ec tr\u00f4i \u0111i tr\u00ean m\u1eb7t \u0111\u1ea5t tr\u01a1n tr\u01b0\u1ee3t.<\/p>\n

C\u00e1c \u0111\u1ed9ng l\u1ef1c n\u1ed9i b\u1ed9 c\u1ee7a h\u1ec7 th\u1ed1ng AWD c\u0169ng \u1ee7ng h\u1ed9 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c mua s\u1eafm c\u00f3 suy ngh\u0129. C\u00e1c ph\u00f2ng ban c\u00e2n nh\u1eafc chi ph\u00ed ban \u0111\u1ea7u so v\u1edbi chi ph\u00ed v\u00f2ng \u0111\u1eddi, c\u00e2n b\u1eb1ng gi\u00e1 mua, b\u1ea3o tr\u00ec v\u00e0 hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u v\u1edbi t\u1ea7n su\u1ea5t d\u1ef1 ki\u1ebfn c\u1ee7a c\u00e1c cu\u1ed9c g\u1ecdi ngo\u00e0i \u0111\u01b0\u1eddng. AWD th\u00eam \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u01a1 kh\u00ed c\u00f3 th\u1ec3 chuy\u1ec3n th\u00e0nh y\u00eau c\u1ea7u b\u1ea3o tr\u00ec cao h\u01a1n, nh\u01b0ng n\u00f3 c\u0169ng gi\u1ea3m nguy c\u01a1 c\u00f3 c\u00e1c r\u00e0o c\u1ea3n kh\u00f4ng th\u1ec3 xuy\u00ean th\u1ea5u gi\u1eefa m\u1ed9t \u0111\u1ed9i v\u00e0 m\u1ed9t hi\u1ec7n tr\u01b0\u1eddng. Trong ph\u00e9p t\u00ednh n\u00e0y, c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh b\u1ea3o tr\u00ec tr\u1edf th\u00e0nh \u0111\u1ed1i t\u00e1c thi\u1ebft y\u1ebfu cho ch\u00ednh thi\u1ebft k\u1ebf. C\u00e1c ki\u1ec3m tra ph\u00f2ng ng\u1eeba, gi\u00e1m s\u00e1t t\u00ecnh tr\u1ea1ng l\u1ed1p v\u00e0 hi\u1ec7u ch\u1ec9nh ki\u1ec3m so\u00e1t \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 b\u00e1m \u0111i\u1ec7n t\u1eed ph\u1ea3i \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o th\u00f3i quen h\u00e0ng ng\u00e0y v\u00e0 h\u00e0ng tu\u1ea7n. Ch\u1ec9 th\u00f4ng qua b\u1ea3o tr\u00ec c\u00f3 k\u1ef7 lu\u1eadt, m\u1ed9t ph\u00f2ng ban m\u1edbi c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u1ec1n t\u1ea3ng AWD s\u1ebd s\u1eb5n s\u00e0ng khi c\u1ea7n thi\u1ebft, kh\u00f4ng ch\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng trong l\u00fd thuy\u1ebft. L\u1eadp lu\u1eadn c\u1ed1t l\u00f5i c\u1ee7a ch\u01b0\u01a1ng v\u1eabn gi\u1eef nguy\u00ean: AWD l\u00e0 m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 chi\u1ebfn l\u01b0\u1ee3c, m\u1ed9t y\u1ebfu t\u1ed1 gia t\u0103ng s\u1ee9c m\u1ea1nh m\u00e0 c\u0103n ch\u1ec9nh kh\u1ea3 n\u0103ng c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n v\u1edbi nh\u1eefng y\u00eau c\u1ea7u kh\u00f4ng th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc c\u1ee7a c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u1ea9n c\u1ea5p chuy\u00ean bi\u1ec7t.<\/p>\n

M\u1ed9t cu\u1ed9c kh\u1ea3o s\u00e1t r\u1ed9ng h\u01a1n v\u1ec1 b\u1ed1i c\u1ea3nh to\u00e0n c\u1ea7u cho th\u1ea5y nhi\u1ec1u ng\u01b0\u1eddi ph\u1ea3n \u1ee9ng tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi coi AWD l\u00e0 ti\u00eau chu\u1ea9n cho thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng d\u00e0nh cho \u0111\u1ecba h\u00ecnh g\u1ed3 gh\u1ec1. S\u1ef1 nh\u1ea5n m\u1ea1nh thay \u0111\u1ed5i theo \u0111\u1ecba l\u00fd v\u00e0 r\u1ee7i ro: c\u00e1c khu v\u1ef1c ven bi\u1ec3n v\u1edbi b\u00f9n th\u1ee7y tri\u1ec1u, c\u00e1c c\u1ed9ng \u0111\u1ed3ng mi\u1ec1n n\u00fai v\u1edbi c\u00e1c d\u1ed1c \u0111\u1ee9ng, ho\u1eb7c c\u00e1c s\u00e2n bay l\u1edbn \u0111\u01b0\u1ee3c bao quanh b\u1edfi \u0111\u1ecba h\u00ecnh \u0111a d\u1ea1ng. M\u1ed7i b\u1ed1i c\u1ea3nh \u0111\u1ecbnh ngh\u0129a l\u1ea1i nh\u1eefng g\u00ec c\u1ea5u th\u00e0nh r\u1ee7i ro ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c v\u00e0 th\u1eddi gian ph\u1ea3n \u1ee9ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c. Trong t\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p, m\u1ee5c ti\u00eau l\u00e0 nh\u1ea5t qu\u00e1n\u2014t\u1ed1i \u0111a h\u00f3a kh\u1ea3 n\u0103ng di chuy\u1ec3n v\u00e0 an to\u00e0n trong khi duy tr\u00ec hi\u1ec7u su\u1ea5t b\u01a1m cao v\u00e0 cung c\u1ea5p n\u01b0\u1edbc \u0111\u00e1ng tin c\u1eady. S\u1ef1 c\u0103n ch\u1ec9nh gi\u1eefa kh\u1ea3 n\u0103ng truy\u1ec1n \u0111\u1ed9ng v\u00e0 y\u00eau c\u1ea7u nhi\u1ec7m v\u1ee5 l\u00e0 n\u1ec1n t\u1ea3ng cho m\u1ed9t tri\u1ebft l\u00fd th\u1ef1c ti\u1ec5n: AWD n\u00ean \u0111\u01b0\u1ee3c ch\u1ecdn kh\u00f4ng ph\u1ea3i nh\u01b0 m\u1ed9t t\u00ednh n\u0103ng chung m\u00e0 nh\u01b0 m\u1ed9t l\u1ef1a ch\u1ecdn c\u00f3 ch\u1ee7 \u0111\u00edch, d\u1ef1a tr\u00ean nhi\u1ec7m v\u1ee5, m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9i xe c\u1ee9u h\u1ecfa.<\/p>\n

Nh\u01b0 m\u1ed9t \u0111i\u1ec3m r\u00fat ra th\u1ef1c ti\u1ec5n, h\u00e3y xem x\u00e9t r\u1eb1ng quy\u1ebft \u0111\u1ecbnh tri\u1ec3n khai AWD g\u1eafn li\u1ec1n v\u1edbi h\u1ed3 s\u01a1 r\u1ee7i ro c\u1ee7a c\u1ed9ng \u0111\u1ed3ng v\u00e0 l\u1ecbch s\u1eed s\u1ef1 c\u1ed1 c\u1ee7a ph\u00f2ng ban. N\u1ebfu m\u1ed9t th\u00e0nh ph\u1ed1 ho\u1eb7c khu v\u1ef1c tr\u1ea3i qua t\u1ef7 l\u1ec7 cao c\u00e1c s\u1ef1 c\u1ed1 ngo\u00e0i \u0111\u01b0\u1eddng, c\u1ee9u h\u1ed9 xa x\u00f4i, ho\u1eb7c c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p xuy\u00ean m\u1eb7t \u0111\u1ea5t trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u00f3 kh\u0103n, AWD tr\u1edf th\u00e0nh h\u01a1n c\u1ea3 m\u1ed9t l\u1ef1a ch\u1ecdn; n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t kh\u1ea3 n\u0103ng c\u1ed1t l\u00f5i. Trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p kh\u00e1c, n\u01a1i c\u00e1c s\u1ef1 c\u1ed1 ch\u1ee7 y\u1ebfu x\u1ea3y ra tr\u00ean c\u00e1c con \u0111\u01b0\u1eddng tr\u1ea3i nh\u1ef1a, c\u00f3 th\u1ec3 m\u1ed9t c\u1ea5u h\u00ecnh 4\u00d72 nh\u1eb9 h\u01a1n, ti\u1ebft ki\u1ec7m nhi\u00ean li\u1ec7u s\u1ebd mang l\u1ea1i kinh t\u1ebf v\u00f2ng \u0111\u1eddi t\u1ed1t h\u01a1n m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t thi\u1ebft y\u1ebfu. C\u00e2u h\u1ecfi sau \u0111\u00f3 tr\u1edf th\u00e0nh l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 thi\u1ebft k\u1ebf m\u1ed9t danh m\u1ee5c thi\u1ebft b\u1ecb cung c\u1ea5p s\u1ef1 k\u1ebft h\u1ee3p \u0111\u00fang \u0111\u1eafn gi\u1eefa c\u00e1c n\u1ec1n t\u1ea3ng h\u1ed7 tr\u1ee3 AWD v\u00e0 c\u00e1c \u0111\u01a1n v\u1ecb t\u1eadp trung v\u00e0o \u0111\u00f4 th\u1ecb m\u00e0 kh\u00f4ng \u00e9p bu\u1ed9c m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn m\u1ed9t k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi t\u1ea5t c\u1ea3. C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch \u0111\u1ed9i xe c\u00f3 suy ngh\u0129, nh\u1eadn ra ph\u1ea1m vi r\u1ed9ng l\u1edbn c\u1ee7a c\u00e1c \u0111\u1ecba h\u00ecnh m\u00e0 nh\u1eefng ng\u01b0\u1eddi ph\u1ea3n \u1ee9ng ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u00e0 coi AWD nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai khi nhi\u1ec7m v\u1ee5 y\u00eau c\u1ea7u.<\/p>\n

\u0110\u1ed1i v\u1edbi nh\u1eefng \u0111\u1ed9c gi\u1ea3 mu\u1ed1n t\u00ecm hi\u1ec3u k\u1ef9 h\u01a1n v\u1ec1 c\u00e1ch c\u00e1c n\u1ec1n t\u1ea3ng AWD \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh v\u00e0 t\u00e0i li\u1ec7u h\u00f3a, m\u1ed9t \u0111i\u1ec3m tham chi\u1ebfu k\u1ef9 thu\u1eadt t\u1ed3n t\u1ea1i trong danh m\u1ee5c r\u1ed9ng h\u01a1n c\u1ee7a c\u00e1c xe c\u1ee9u h\u1ecfa d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh. Nh\u1eefng t\u00e0i li\u1ec7u n\u00e0y nh\u1ea5n m\u1ea1nh r\u1eb1ng h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng l\u1edbn h\u01a1n\u2014m\u1ed9t h\u1ec7 th\u1ed1ng bao g\u1ed3m l\u01b0u tr\u1eef n\u01b0\u1edbc, kh\u1ea3 n\u0103ng b\u01a1m, cung c\u1ea5p b\u1ecdt, chi\u1ebfu s\u00e1ng v\u00e0 thi\u1ebft b\u1ecb li\u00ean l\u1ea1c\u2014m\u1ed7i y\u1ebfu t\u1ed1 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 h\u1ed7 tr\u1ee3 ph\u1ea3n \u1ee9ng nhanh ch\u00f3ng, an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 tr\u00ean c\u00e1c c\u1ea3nh quan kh\u00f3 kh\u0103n. Trong th\u1ef1c t\u1ebf, nh\u1eefng tri\u1ec3n khai th\u00e0nh c\u00f4ng nh\u1ea5t ph\u00e1t sinh t\u1eeb m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn to\u00e0n di\u1ec7n: ch\u1ecdn n\u1ec1n t\u1ea3ng AWD ph\u00f9 h\u1ee3p, trang b\u1ecb n\u00f3 v\u1edbi c\u00e1c t\u00ednh n\u0103ng an to\u00e0n v\u00e0 \u1ed5n \u0111\u1ecbnh th\u00edch h\u1ee3p, cung c\u1ea5p cho n\u00f3 s\u1ef1 k\u1ebft h\u1ee3p \u0111\u00fang \u0111\u1eafn c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 c\u1ee9u h\u1ed9 v\u00e0 ch\u1eefa ch\u00e1y, v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u1ed9i ng\u0169 \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 v\u1edbi kh\u1ea3 n\u0103ng c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n. K\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng l\u00e0 m\u1ed9t t\u00e0i s\u1ea3n ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 th\u00edch \u1ee9ng v\u1edbi \u0111\u1ecba h\u00ecnh, th\u1eddi ti\u1ebft v\u00e0 c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 th\u1eddi gian, cung c\u1ea5p n\u01b0\u1edbc v\u00e0 b\u1ea3o v\u1ec7 n\u01a1i c\u1ea7n thi\u1ebft nh\u1ea5t trong khi gi\u1eef cho l\u00ednh c\u1ee9u h\u1ecfa an to\u00e0n v\u00e0 di \u0111\u1ed9ng khi \u0111i\u1ec1u ki\u1ec7n thay \u0111\u1ed5i.<\/p>\n

Trong b\u1ed1i c\u1ea3nh n\u00e0y, AWD n\u00ean \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y kh\u00f4ng ph\u1ea3i nh\u01b0 m\u1ed9t t\u00ednh n\u0103ng \u0111\u01a1n l\u1ebb m\u00e0 nh\u01b0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ee7a m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn t\u00edch h\u1ee3p \u0111\u1ed1i v\u1edbi ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p chuy\u00ean bi\u1ec7t. N\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi \u0111\u00e0o t\u1ea1o, thi\u1ebft k\u1ebf ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 h\u1ecdc thuy\u1ebft v\u1eadn h\u00e0nh \u0111\u1ec3 t\u1ea1o ra m\u1ed9t \u0111\u1ed9i xe ph\u1ea3n \u1ee9ng, ki\u00ean c\u01b0\u1eddng v\u00e0 th\u00edch \u1ee9ng. C\u00e2u chuy\u1ec7n v\u1ec1 AWD trong c\u00e1c xe c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng do \u0111\u00f3 l\u00e0 m\u1ed9t c\u00e2u chuy\u1ec7n v\u1ec1 \u0111\u1ecba h\u00ecnh, c\u00f4ng ngh\u1ec7 v\u00e0 teamwork\u2014\u0111\u1ecba h\u00ecnh y\u00eau c\u1ea7u nhi\u1ec1u h\u01a1n, c\u00f4ng ngh\u1ec7 cho ph\u00e9p nhi\u1ec1u h\u01a1n, v\u00e0 \u0111\u1ed9i ng\u0169 chuy\u1ec3n \u0111\u1ed5i kh\u1ea3 n\u0103ng th\u00e0nh h\u00e0nh \u0111\u1ed9ng. Khi ba y\u1ebfu t\u1ed1 n\u00e0y c\u0103n ch\u1ec9nh, ph\u1ea3n \u1ee9ng c\u1ee7a m\u1ed9t ph\u00f2ng c\u1ee9u h\u1ecfa tr\u1edf n\u00ean kh\u00f4ng ch\u1ec9 nhanh h\u01a1n, m\u00e0 c\u00f2n \u1ed5n \u0111\u1ecbnh h\u01a1n, an to\u00e0n h\u01a1n v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ecbnh h\u00ecnh k\u1ebft qu\u1ea3 trong c\u00e1c t\u00ecnh hu\u1ed1ng m\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u1eb7t \u0111\u1ea5t \u0111e d\u1ecda l\u00e0m h\u1ecfng ngay c\u1ea3 nh\u1eefng k\u1ebf ho\u1ea1ch t\u1ed1t nh\u1ea5t.<\/p>\n

\u0110\u1ec3 k\u1ebft n\u1ed1i nh\u1eefng kh\u00e1i ni\u1ec7m n\u00e0y v\u1edbi m\u1ed9t g\u00f3c nh\u00ecn c\u1ee5 th\u1ec3, c\u00f3 \u0111\u1ecbnh h\u01b0\u1edbng ch\u00ednh s\u00e1ch, s\u1ebd h\u1eefu \u00edch khi suy ng\u1eabm v\u1ec1 ph\u1ea1m vi r\u1ed9ng l\u1edbn c\u1ee7a c\u00e1c h\u1ed3 s\u01a1 nhi\u1ec7m v\u1ee5 m\u00e0 AWD h\u1ed7 tr\u1ee3. Trong c\u00e1c k\u1ecbch b\u1ea3n c\u1ee9u h\u1ed9 s\u00e2n bay, s\u1ef1 nh\u1ea5n m\u1ea1nh l\u00e0 v\u00e0o kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn nhanh ch\u00f3ng qua c\u00e1c b\u1ec1 m\u1eb7t \u0111a d\u1ea1ng, n\u01a1i m\u1ed9t h\u1ec7 th\u1ed1ng AWD to\u00e0n th\u1eddi gian ho\u1eb7c c\u00f3 kh\u1ea3 n\u0103ng cao \u0111\u1ea3m b\u1ea3o r\u1eb1ng xe t\u1ea3i v\u1eabn di \u0111\u1ed9ng ngay c\u1ea3 khi m\u1eb7t \u0111\u1ea5t m\u1ec1m, kh\u00f4ng \u0111\u1ec1u ho\u1eb7c b\u1ecb t\u1ed5n h\u1ea1i m\u1ed9t ph\u1ea7n. Trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng r\u1eebng v\u00e0 v\u00f9ng hoang d\u00e3, c\u1ea5u h\u00ecnh AWD l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn, cho ph\u00e9p c\u00e1c \u0111\u1ed9i ti\u1ebfp c\u1eadn c\u00e1c khu v\u1ef1c xa x\u00f4i n\u01a1i c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng cung c\u1ea5p n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u00e9o d\u00e0i ho\u1eb7c n\u01a1i vi\u1ec7c d\u1eadp l\u1eeda li\u00ean quan \u0111\u1ebfn vi\u1ec7c di chuy\u1ec3n d\u00e0i \u0111\u1ec3 \u0111\u1ebfn r\u00eca c\u1ee7a \u0111\u00e1m ch\u00e1y. Trong c\u00e1c b\u1ed1i c\u1ea3nh \u0111\u00f4 th\u1ecb v\u00e0 ngo\u1ea1i \u00f4, AWD cung c\u1ea5p m\u1ed9t l\u1edbp \u0111\u1ea3m b\u1ea3o b\u1ed5 sung cho c\u00e1c nh\u00e2n vi\u00ean c\u1ee9u h\u1ed9 \u0111\u00f4i khi g\u1eb7p ph\u1ea3i c\u00e1c b\u1ec1 m\u1eb7t kh\u00f4ng truy\u1ec1n th\u1ed1ng trong c\u00e1c th\u1ea3m h\u1ecda t\u1ef1 nhi\u00ean ho\u1eb7c trong c\u00e1c s\u1ef1 c\u1ed1 tr\u00e0n ra kh\u1ecfi m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng ti\u00eau chu\u1ea9n. Trong t\u1ea5t c\u1ea3 c\u00e1c b\u1ed1i c\u1ea3nh n\u00e0y, n\u1ec1n t\u1ea3ng AWD g\u00f3p ph\u1ea7n v\u00e0o an to\u00e0n, t\u1ed1c \u0111\u1ed9 v\u00e0 t\u00ednh linh ho\u1ea1t chi\u1ebfn l\u01b0\u1ee3c\u2014c\u00e1c y\u1ebfu t\u1ed1 trung t\u00e2m trong b\u1ea5t k\u1ef3 cu\u1ed9c th\u1ea3o lu\u1eadn n\u00e0o v\u1ec1 kh\u1ea3 n\u0103ng ch\u1eefa ch\u00e1y ti\u00ean ti\u1ebfn.<\/p>\n

Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n v\u00e0 nhu c\u1ea7u v\u1ec1 c\u00e1c \u0111\u1ed9i xe \u0111a n\u0103ng, s\u1eb5n s\u00e0ng tri\u1ec3n khai gia t\u0103ng, c\u00e1c ph\u00f2ng ban s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00e1nh gi\u00e1 AWD trong m\u1ed9t ph\u1ed5 r\u1ed9ng h\u01a1n v\u1ec1 kh\u1ea3 n\u0103ng. M\u1ee5c ti\u00eau lu\u00f4n l\u00e0 t\u1ed1i \u0111a h\u00f3a x\u00e1c su\u1ea5t th\u00e0nh c\u00f4ng trong m\u1ed7i nhi\u1ec7m v\u1ee5 trong khi gi\u1ea3m thi\u1ec3u r\u1ee7i ro cho c\u00e1c \u0111\u1ed9i. Giao di\u1ec7n \u0111ang ph\u00e1t tri\u1ec3n gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng l\u00e1i v\u00e0 c\u00f4ng ngh\u1ec7 an to\u00e0n s\u1ebd \u0111\u1ecbnh h\u00ecnh nh\u1eefng g\u00ec hi\u1ec7u qu\u1ea3 trong th\u1ebf h\u1ec7 xe c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng ti\u1ebfp theo. Cu\u1ed1i c\u00f9ng, AWD kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t m\u1ee5c ti\u00eau t\u1ef1 th\u00e2n; n\u00f3 l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 m\u1edf r\u1ed9ng t\u1ea7m v\u1edbi, b\u1ea3o t\u1ed3n kh\u1ea3 n\u0103ng di chuy\u1ec3n, v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng, b\u1ea5t k\u1ec3 cu\u1ed9c g\u1ecdi \u0111\u01b0a m\u1ed9t \u0111\u1ed9i \u0111\u1ebfn \u0111\u00e2u, ph\u01b0\u01a1ng ti\u1ec7n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n ph\u1ea7n vi\u1ec7c n\u1eb7ng nh\u1ecdc c\u1ee7a m\u00ecnh khi c\u1ea7n thi\u1ebft nh\u1ea5t. C\u00e2u chuy\u1ec7n v\u1eabn r\u00f5 r\u00e0ng: trong l\u0129nh v\u1ef1c c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng, kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng trong m\u1ecdi th\u1eddi ti\u1ebft, tr\u00ean m\u1ecdi b\u1ec1 m\u1eb7t l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf h\u1eefu h\u00ecnh, c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng\u2014m\u1ed9t l\u1ee3i th\u1ebf chuy\u1ec3n th\u00e0nh kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn nhanh h\u01a1n, x\u1eed l\u00fd \u1ed5n \u0111\u1ecbnh h\u01a1n, v\u00e0 ph\u1ea3n \u1ee9ng an to\u00e0n, hi\u1ec7u qu\u1ea3 h\u01a1n trong nh\u1eefng c\u1ea3nh quan kh\u1eafc nghi\u1ec7t nh\u1ea5t.<\/p>\n

\u0110\u1ed1i v\u1edbi nh\u1eefng \u0111\u1ed9c gi\u1ea3 t\u00ecm ki\u1ebfm m\u1ed9t minh h\u1ecda ng\u1eafn g\u1ecdn v\u1ec1 c\u00e1ch nh\u1eefng nguy\u00ean t\u1eafc n\u00e0y th\u1ec3 hi\u1ec7n trong th\u1ef1c t\u1ebf, c\u00f3 th\u1ec3 tham kh\u1ea3o m\u1ed9t danh m\u1ee5c c\u00e1c lo\u1ea1i thi\u1ebft b\u1ecb li\u00ean quan n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng, bao g\u1ed3m c\u1ea3 nh\u1eefng ph\u01b0\u01a1ng ti\u1ec7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u1ee9u h\u1ed9 m\u00e1y bay, c\u1ee9u h\u1ecfa c\u00f4ng nghi\u1ec7p, ho\u1eb7c ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. Nh\u1eefng t\u00e0i li\u1ec7u tham kh\u1ea3o n\u00e0y cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 c\u00e1c lo\u1ea1i c\u1ea5u h\u00ecnh v\u00e0 t\u00ednh n\u0103ng c\u00f3 th\u1ec3 \u0111i k\u00e8m v\u1edbi c\u00e1c n\u1ec1n t\u1ea3ng AWD, v\u00e0 ch\u00fang cung c\u1ea5p m\u1ed9t \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u h\u1eefu \u00edch cho c\u00e1c nh\u00e0 ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch v\u00e0 qu\u1ea3n l\u00fd \u0111\u1ed9i xe mu\u1ed1n c\u00e2n b\u1eb1ng kh\u1ea3 n\u0103ng, chi ph\u00ed v\u00e0 b\u1ea3o tr\u00ec trong m\u1ed9t \u0111\u1ed9i xe \u0111\u00f4 th\u1ecb ho\u1eb7c khu v\u1ef1c. Th\u00f4ng \u0111i\u1ec7p t\u1ed5ng th\u1ec3 v\u1eabn kh\u00f4ng thay \u0111\u1ed5i: AWD khu\u1ebfch \u0111\u1ea1i kh\u1ea3 n\u0103ng di chuy\u1ec3n \u1edf nh\u1eefng n\u01a1i quan tr\u1ecdng nh\u1ea5t, cho ph\u00e9p nh\u1eefng ng\u01b0\u1eddi ph\u1ea3n \u1ee9ng ti\u1ebfp c\u1eadn v\u00e0 b\u1ea3o v\u1ec7 c\u1ed9ng \u0111\u1ed3ng m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady h\u01a1n khi \u0111\u01b0\u1eddng \u0111i k\u1ebft th\u00fac v\u00e0 \u0111\u1ecba h\u00ecnh b\u1eaft \u0111\u1ea7u. Ch\u00ednh s\u1ef1 h\u1ed9i t\u1ee5 c\u1ee7a kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu \u0111\u1ecba h\u00ecnh, t\u00edch h\u1ee3p an to\u00e0n, v\u00e0 thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ebfn nhi\u1ec7m v\u1ee5 \u0111\u00e3 \u0111\u1ecbnh ngh\u0129a vai tr\u00f2 thi\u1ebft y\u1ebfu c\u1ee7a h\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh trong c\u00e1c xe c\u1ee9u h\u1ecfa chuy\u00ean d\u1ee5ng.<\/p>\n

Tham kh\u1ea3o b\u00ean ngo\u00e0i cho c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt k\u1ef9 thu\u1eadt b\u1ed5 sung: https:\/\/www.howotruck.com\/en\/products\/fire-truck\/4\u00d74-all-wheel-drive-fire-truck.html<\/p>\n

Tham kh\u1ea3o n\u1ed9i b\u1ed9 cho c\u00e1c thi\u1ebft b\u1ecb c\u1ee9u h\u1ed9 h\u00e0ng kh\u00f4ng tr\u1ecdn g\u00f3i li\u00ean quan: xe c\u1ee9u h\u1ecfa s\u00e2n bay<\/a>.<\/p>\n

B\u00e1nh xe s\u1eb5n s\u00e0ng: C\u00e1ch l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng h\u00ecnh th\u00e0nh c\u00f4ng t\u00e1c c\u1ee9u h\u1ecfa trong c\u00e1c th\u00e0nh ph\u1ed1 v\u00e0 v\u00f9ng hoang d\u00e3<\/h2>\n

\"M\u1ed9t
\nTri\u1ebft l\u00fd h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng ng\u1ed3i \u1edf trung t\u00e2m y\u00ean t\u0129nh c\u1ee7a kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng nhanh c\u1ee7a m\u1ed9t ph\u00f2ng c\u1ee9u h\u1ecfa. M\u1ecdi ng\u01b0\u1eddi th\u1ea5y c\u00e1c \u1ed1ng d\u1eabn, thang, \u0111\u00e8n v\u00e0 c\u00f2i, nh\u01b0ng s\u1ef1 l\u1ef1a ch\u1ecdn v\u1ec1 c\u00e1ch m\u1ed9t thi\u1ebft b\u1ecb c\u1ee9u h\u1ecfa ti\u1ebfp c\u1eadn \u0111\u01b0\u1eddng\u2014d\u00f9 l\u00e0 b\u1eb1ng h\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng hai b\u00e1nh hay b\u1ed1n b\u00e1nh, d\u00f9 l\u00e0 b\u1eb1ng m\u1ed9t khung g\u1ea7m nh\u1eb9, linh ho\u1ea1t hay m\u1ed9t n\u1ec1n t\u1ea3ng n\u1eb7ng n\u1ec1, t\u1ea3i n\u1eb7ng\u2014kh\u00f4ng ch\u1ec9 x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 m\u00e0 m\u1ed9t \u0111\u1ed9i \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng m\u00e0 c\u00f2n x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 tin c\u1eady c\u1ee7a n\u00f3 khi ho\u1ea1t \u0111\u1ed9ng t\u1ea1i \u0111\u00f3. C\u00e2u h\u1ecfi, li\u1ec7u xe c\u1ee9u h\u1ecfa c\u00f3 ph\u1ea3i l\u00e0 h\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh hay kh\u00f4ng, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi \u0111\u01a1n gi\u1ea3n c\u00f3 ho\u1eb7c kh\u00f4ng. \u0110\u00f3 l\u00e0 m\u1ed9t \u0111\u00e1nh gi\u00e1 nhi\u1ec1u l\u1edbp v\u1ec1 \u0111\u1ecba h\u00ecnh, s\u1ef1 pha tr\u1ed9n nhi\u1ec7m v\u1ee5, v\u00e0 tri\u1ebft l\u00fd t\u00e0i nguy\u00ean. Trong th\u1ef1c t\u1ebf, c\u00e1c ph\u00f2ng ban \u0111\u00f4 th\u1ecb th\u01b0\u1eddng \u01b0a chu\u1ed9ng c\u00e1c c\u1ea5u h\u00ecnh t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed, kh\u1ea3 n\u0103ng c\u01a1 \u0111\u1ed9ng, v\u00e0 hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u tr\u00ean c\u00e1c con \u0111\u01b0\u1eddng tr\u1ea3i nh\u1ef1a, trong khi c\u00e1c c\u01a1 quan n\u00f4ng th\u00f4n v\u00e0 v\u00f9ng hoang d\u00e3 \u01b0u ti\u00ean kh\u1ea3 n\u0103ng di chuy\u1ec3n qua c\u00e1c l\u1ed1i \u0111i kh\u00f4ng tr\u1ea3i nh\u1ef1a, b\u00f9n, v\u00e0 b\u1ec1 m\u1eb7t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. C\u00e2u tr\u1ea3 l\u1eddi, do \u0111\u00f3, m\u1edf ra nh\u01b0 m\u1ed9t ph\u1ed5, v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng AWD ho\u1eb7c 4\u00d74 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng \u1edf nh\u1eefng n\u01a1i \u0111\u1ecba h\u00ecnh y\u00eau c\u1ea7u, v\u00e0 c\u00e1c c\u1ea5u h\u00ecnh 4\u00d72 \u0111\u1ee7 d\u00f9ng \u1edf nh\u1eefng n\u01a1i m\u00e0 ch\u00ednh con \u0111\u01b0\u1eddng l\u00e0 y\u1ebfu t\u1ed1 h\u1ea1n ch\u1ebf.<\/p>\n

Trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng x\u00e2y d\u1ef1ng nh\u1ea5t\u2014c\u00e1c trung t\u00e2m th\u00e0nh ph\u1ed1 \u0111\u00f4ng \u0111\u00fac \u0111\u01b0\u1ee3c bao quanh b\u1edfi c\u00e1c con \u0111\u01b0\u1eddng l\u01b0\u1edbi, giao th\u00f4ng, v\u00e0 m\u1eb7t \u0111\u01b0\u1eddng c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n\u2014l\u1eadp lu\u1eadn cho m\u1ed9t c\u1ea5u h\u00ecnh 4\u00d72 ng\u00e0y c\u00e0ng m\u1ea1nh m\u1ebd h\u01a1n. C\u00e1c xe c\u1ee9u h\u1ecfa \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho s\u1eed d\u1ee5ng \u0111\u00f4 th\u1ecb ph\u1ea3i t\u0103ng t\u1ed1c nhanh, quay g\u1ea5p, v\u00e0 mang theo t\u1ea3i tr\u1ecdng c\u00f4ng c\u1ee5 v\u00e0 n\u01b0\u1edbc \u0111\u00e1ng k\u1ec3 qua c\u00e1c l\u00e0n \u0111\u01b0\u1eddng h\u1eb9p v\u00e0 g\u00f3c ch\u1eadt. H\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh th\u00eam tr\u1ecdng l\u01b0\u1ee3ng, \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u01a1 kh\u00ed, v\u00e0 l\u1ef1c c\u1ea3n l\u0103n; ngay c\u1ea3 m\u1ed9t s\u1ef1 gia t\u0103ng khi\u00eam t\u1ed1n v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng c\u0169ng c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u, \u0111\u1ed9 m\u00f2n l\u1ed1p, v\u00e0 chi ph\u00ed b\u1ea3o tr\u00ec. \u0110\u1ed1i v\u1edbi nhi\u1ec1u xe c\u1ee9u h\u1ecfa \u0111\u00f4 th\u1ecb, m\u1ed9t h\u1ec7 th\u1ed1ng 4\u00d72 m\u1ea1nh m\u1ebd, k\u1ebft h\u1ee3p v\u1edbi qu\u1ea3n l\u00fd \u0111\u1ed9 b\u00e1m ti\u00ean ti\u1ebfn, ki\u1ec3m so\u00e1t \u1ed5n \u0111\u1ecbnh \u0111i\u1ec7n t\u1eed, v\u00e0 l\u1ed1p xe \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ef1a k\u1ef9 l\u01b0\u1ee1ng, mang l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 b\u00e1m v\u00e0 hi\u1ec7u qu\u1ea3 m\u00e0 c\u00e1c cu\u1ed9c g\u1ecdi trong th\u00e0nh ph\u1ed1 y\u00eau c\u1ea7u. S\u1ef1 nh\u1ea5n m\u1ea1nh l\u00e0 v\u00e0o t\u1ed1c \u0111\u1ed9 ti\u1ebfp c\u1eadn v\u00e0 t\u1ed1c \u0111\u1ed9 c\u01a1 \u0111\u1ed9ng trong c\u00e1c m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng ph\u1ed1 d\u00e0y \u0111\u1eb7c, c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n, n\u01a1i m\u00e0 c\u00e1c th\u00e1ch th\u1ee9c v\u1ec1 \u0111\u1ed9 b\u00e1m \u00edt li\u00ean quan \u0111\u1ebfn ch\u01b0\u1edbng ng\u1ea1i v\u1eadt ngo\u00e0i \u0111\u01b0\u1eddng v\u00e0 nhi\u1ec1u h\u01a1n v\u1ec1 t\u1eafc ngh\u1ebdn, h\u00ecnh h\u1ecdc l\u00e0n \u0111\u01b0\u1eddng, v\u00e0 kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh m\u1ed9t c\u1ea3nh quan \u0111\u00f4ng \u0111\u00fac m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/p>\n

Tuy nhi\u00ean, ngay c\u1ea3 trong c\u00e1c khu v\u1ef1c \u0111\u00f4 th\u1ecb, \u0111i\u1ec1u ki\u1ec7n c\u00f3 th\u1ec3 y\u00eau c\u1ea7u nhi\u1ec1u h\u01a1n m\u1ed9t t\u01b0 duy v\u1ec1 \u0111\u01b0\u1eddng tr\u1ea3i nh\u1ef1a. M\u1ed9t s\u1ed1 khu ph\u1ed1 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi l\u0169 l\u1ee5t theo m\u00f9a, s\u1ef1 ki\u1ec7n tuy\u1ebft, ho\u1eb7c s\u1ef1 thay \u0111\u1ed5i nhanh ch\u00f3ng trong \u0111\u1ed9 b\u00e1m \u0111\u01b0\u1eddng khi\u1ebfn m\u1ed9t ph\u1ea3n \u1ee9ng th\u00f4ng th\u01b0\u1eddng tr\u1edf th\u00e0nh m\u1ed9t b\u00e0i ki\u1ec3m tra c\u00f3 ki\u1ec3m so\u00e1t v\u1ec1 kh\u1ea3 n\u0103ng c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 v\u1eady, m\u1ed9t ph\u00f2ng ban c\u00f3 th\u1ec3 nghi\u00eang v\u1ec1 m\u1ed9t bi\u1ebfn th\u1ec3 4\u00d74 cho c\u00e1c vai tr\u00f2 c\u1ee5 th\u1ec3\u2014c\u00e1c \u0111\u01a1n v\u1ecb c\u1ee9u h\u1ed9 chuy\u00ean d\u1ee5ng, tri\u1ec3n khai l\u0169 l\u1ee5t, ho\u1eb7c c\u00e1c khu v\u1ef1c d\u1ec5 b\u1ecb tr\u01a1n tr\u01b0\u1ee3t n\u01a1i m\u00e0 \u0111\u1ed9 b\u00e1m th\u00eam kh\u00f4ng ch\u1ec9 h\u1eefu \u00edch m\u00e0 c\u00f2n thi\u1ebft y\u1ebfu. Ph\u00e9p t\u00ednh th\u1ef1c ti\u1ec5n l\u00e0 \u0111\u01a1n gi\u1ea3n: m\u1ed9t ph\u00f2ng ban c\u00e2n nh\u1eafc kh\u1ea3 n\u0103ng g\u1eb7p ph\u1ea3i m\u1eb7t \u0111\u1ea5t m\u1ec1m, b\u00f9n, ho\u1eb7c d\u1ed1c \u0111\u1ee9ng so v\u1edbi chi ph\u00ed c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng c\u00f3 kh\u1ea3 n\u0103ng h\u01a1n. N\u1ebfu c\u00e2u tr\u1ea3 l\u1eddi nghi\u00eang v\u1ec1 r\u1ee7i ro \u0111\u1ecba h\u00ecnh cao h\u01a1n, ph\u00f2ng ban c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n AWD ho\u1eb7c \u0111\u01b0\u1ee3c trang b\u1ecb 4\u00d74 m\u1ed9t c\u00e1ch ch\u1ecdn l\u1ecdc cho c\u00e1c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3. Theo c\u00e1ch n\u00e0y, m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb \u0111\u1eb7t ra m\u1ed9t k\u1ef3 v\u1ecdng c\u01a1 b\u1ea3n, nh\u01b0ng v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c s\u1ef1 linh ho\u1ea1t \u0111\u1ec3 m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng n\u01a1i m\u00e0 \u0111\u1ecba l\u00fd ho\u1eb7c kh\u00ed h\u1eadu quy \u0111\u1ecbnh.<\/p>\n

Trong c\u00e1c khu v\u1ef1c n\u00f4ng th\u00f4n v\u00e0 c\u00e1c v\u00f9ng hoang d\u00e3 n\u01a1i m\u00e0 m\u00f9a ch\u00e1y k\u00e9o d\u00e0i qua \u0111\u1ed3i, r\u1eebng, v\u00e0 b\u1ee5i r\u1eadm, logic chuy\u1ec3n h\u01b0\u1edbng r\u00f5 r\u00e0ng v\u1ec1 kh\u1ea3 n\u0103ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh. \u0110\u1ecba h\u00ecnh t\u1ef1 n\u00f3 tr\u1edf th\u00e0nh k\u1ebb th\u00f9 c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ebf ng\u1ef1. C\u00e1c con \u0111\u01b0\u1eddng suy gi\u1ea3m t\u1eeb nh\u1ef1a \u0111\u01b0\u1eddng sang \u0111\u1ea5t, s\u1ecfi, ho\u1eb7c \u0111\u1ea5t s\u00e9t, th\u01b0\u1eddng u\u1ed1n l\u01b0\u1ee3n qua c\u00e1c s\u01b0\u1eddn d\u1ed1c, c\u00e1c l\u1ed1i \u0111i g\u1ed3 gh\u1ec1, v\u00e0 nh\u1eefng \u0111o\u1ea1n \u0111\u01b0\u1eddng ng\u1eadp n\u01b0\u1edbc. D\u01b0\u1edbi nh\u1eefng \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3, m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n d\u1eabn \u0111\u1ed9ng hai b\u00e1nh c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t g\u00e1nh n\u1eb7ng, m\u1ea5t \u0111\u1ed9 b\u00e1m khi m\u1eb7t \u0111\u1ea5t s\u1ee5p xu\u1ed1ng d\u01b0\u1edbi m\u1ed9t l\u1ed1p xe v\u00e0 \u0111\u1ec3 l\u1ea1i \u0111\u1ed9i v\u00e0 thi\u1ebft b\u1ecb b\u1ecb m\u1eafc k\u1eb9t \u1edf r\u00eca \u0111\u01b0\u1eddng ch\u00e1y. Ng\u01b0\u1ee3c l\u1ea1i, h\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh ph\u00e2n ph\u1ed1i m\u00f4-men xo\u1eafn \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c b\u00e1nh, m\u1edf kh\u00f3a \u0111\u1ed9 b\u00e1m cho ph\u00e9p m\u1ed9t \u0111\u1ed9i v\u01b0\u1ee3t qua c\u00e1c l\u1ed1i \u0111i g\u1ed3 gh\u1ec1, c\u00e1c l\u1ed1i \u0111i b\u00f9n, v\u00e0 c\u00e1c \u0111o\u1ea1n d\u1ed1c \u0111\u00e1 v\u1edbi s\u1ef1 t\u1ef1 tin l\u1edbn h\u01a1n. Y\u1ebfu t\u1ed1 di \u0111\u1ed9ng\u2014kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn hi\u1ec7n tr\u01b0\u1eddng nhanh ch\u00f3ng b\u1ea5t k\u1ec3 b\u1ec1 m\u1eb7t\u2014kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 xa x\u1ec9 m\u00e0 l\u00e0 m\u1ed9t kh\u1ea3 n\u0103ng quan tr\u1ecdng cho nhi\u1ec7m v\u1ee5.<\/p>\n

H\u00e3y xem x\u00e9t nh\u1eefng t\u00e1c \u0111\u1ed9ng th\u1ef1c ti\u1ec5n s\u00e2u s\u1eafc c\u1ee7a AWD trong c\u00e1c b\u1ed1i c\u1ea3nh v\u00f9ng hoang d\u00e3 ho\u1eb7c r\u1eebng. Khi c\u00e1c nh\u00e2n vi\u00ean c\u1ee9u h\u1ecfa ph\u1ea3n \u1ee9ng v\u1edbi m\u1ed9t \u0111\u00e1m ch\u00e1y r\u1eebng, th\u1eddi gian kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng ph\u00fat m\u00e0 c\u00f2n b\u1eb1ng kho\u1ea3nh kh\u1eafc m\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n c\u00f3 th\u1ec3 di chuy\u1ec3n t\u1eeb m\u1ed9t m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng v\u00e0o \u0111\u1ecba h\u00ecnh g\u1ed3 gh\u1ec1 v\u00e0 sau \u0111\u00f3 duy tr\u00ec m\u1ed9t n\u1ec1n t\u1ea3ng \u1ed5n \u0111\u1ecbnh cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1eadp l\u1eeda. Ph\u01b0\u01a1ng ti\u1ec7n ph\u1ea3i mang n\u01b0\u1edbc kh\u00f4ng ch\u1ec9 tr\u00ean m\u1eb7t \u0111\u01b0\u1eddng m\u00e0 c\u00f2n ngo\u00e0i \u0111\u01b0\u1eddng, n\u01a1i m\u00e0 s\u1ef1 ph\u00e2n b\u1ed5 tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 h\u00e0nh tr\u00ecnh treo quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec m\u1ed9t t\u01b0 th\u1ebf \u1ed5n \u0111\u1ecbnh tr\u00ean m\u1eb7t \u0111\u1ea5t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. M\u1ed9t h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng b\u1ed1n b\u00e1nh gi\u00fap gi\u1eef \u0111\u1ed9ng l\u1ef1c v\u00e0 ng\u0103n ch\u1eb7n vi\u1ec7c ch\u1ebft m\u00e1y trong c\u00e1c r\u00e3nh s\u00e2u, trong khi v\u1eabn cho ph\u00e9p ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n duy tr\u00ec t\u1ed1c \u0111\u1ed9 ki\u1ec3m so\u00e1t tr\u00ean m\u1ed9t lo\u1ea1t c\u00e1c b\u1ec1 m\u1eb7t. Trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng n\u00e0y, kh\u1ea3 n\u0103ng di chuy\u1ec3n th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ban \u0111\u1ea7u th\u00e0nh c\u00f4ng v\u00e0 m\u1ed9t chi\u1ebfn d\u1ecbch d\u00e0i h\u01a1i, ti\u00eau t\u1ed1n n\u0103ng l\u01b0\u1ee3ng m\u00e0 c\u0103ng th\u1eb3ng t\u00e0i nguy\u00ean. C\u00e1c n\u1ec1n t\u1ea3ng ki\u1ec3u r\u1eebng ch\u00e1y Isuzu\u2014m\u1eb7c d\u00f9 ph\u1ed5 bi\u1ebfn trong nh\u1eadn th\u1ee9c c\u1ee7a h\u1ed9 gia \u0111\u00ecnh ch\u1ec9 th\u00f4ng qua c\u00e1c b\u00e1o c\u00e1o v\u00e0 tr\u00ecnh di\u1ec5n\u2014th\u1ec3 hi\u1ec7n m\u1ed9t nguy\u00ean t\u1eafc r\u1ed9ng h\u01a1n: c\u00f4ng vi\u1ec7c \u01b0u ti\u00ean kh\u1ea3 n\u0103ng h\u01a1n t\u1ed1c \u0111\u1ed9 khi \u0111\u1ecba h\u00ecnh y\u00eau c\u1ea7u. M\u1ed9t khung g\u1ea7m 4\u00d74 n\u1eb7ng n\u1ec1, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t c\u00f3 th\u1ec3 mang theo \u00edt n\u01b0\u1edbc h\u01a1n m\u1ed9t \u0111\u1ed9ng c\u01a1 \u0111\u00f4 th\u1ecb, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn r\u00eca r\u1eebng, ph\u1ea3n \u00e1nh c\u00e1c y\u00eau c\u1ea7u m\u00f4i tr\u01b0\u1eddng c\u1ee7a s\u1ef1 c\u1ed1, v\u00e0 \u0111\u01b0a c\u00e1c nh\u00e2n vi\u00ean c\u1ee9u h\u1ecfa \u0111\u1ebfn \u0111\u01b0\u1eddng d\u00e2y n\u01a1i h\u1ecd c\u1ea7n nh\u1ea5t.<\/p>\n

C\u00e2u chuy\u1ec7n v\u1eadn h\u00e0nh kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o b\u1ec1 m\u1eb7t \u0111\u01b0\u1eddng. Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c mang theo tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng n\u00e0y\u2014\u0111\u1ebfn m\u1ed9t m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh do l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng quy\u1ebft \u0111\u1ecbnh\u2014ph\u1ea3i h\u00f2a h\u1ee3p v\u1edbi s\u1ef1 th\u1eadt tr\u00ean m\u1eb7t \u0111\u1ea5t: \u0111\u1ed9 b\u00e1m, tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh t\u01b0\u01a1ng t\u00e1c v\u1edbi kh\u1ea3 n\u0103ng b\u01a1m, c\u00e1ch b\u1ed1 tr\u00ed \u1ed1ng, v\u00e0 kh\u1ea3 n\u0103ng tri\u1ec3n khai thang ho\u1eb7c thi\u1ebft b\u1ecb c\u1ee9u h\u1ed9. M\u1ed9t c\u1ea5u h\u00ecnh d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh n\u00f3i l\u00ean \u0111i\u1ec1u \u0111\u1ea7u ti\u00ean trong s\u1ed1 n\u00e0y: \u0111\u1ed9 b\u00e1m trong \u0111\u1ecba h\u00ecnh kh\u00f4ng th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc. Nh\u01b0ng n\u00f3 c\u0169ng t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c b\u1eadc th\u1ee9 hai v\u00e0 th\u1ee9 ba: t\u1ea3i tr\u1ecdng m\u00e0 ph\u01b0\u01a1ng ti\u1ec7n c\u00f3 th\u1ec3 mang, s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a khung xe trong qu\u00e1 tr\u00ecnh b\u01a1m, v\u00e0 c\u1ea3m gi\u00e1c t\u1ef1 tin m\u00e0 \u0111\u1ed9i ng\u0169 c\u00f3 khi th\u01b0\u01a1ng l\u01b0\u1ee3ng m\u1ed9t \u0111\u1ed9 d\u1ed1c ho\u1eb7c m\u1ed9t \u0111o\u1ea1n r\u00e3nh. \u0110\u1ecba h\u00ecnh c\u00e0ng kh\u00f3 kh\u0103n, \u0111\u1ed9i ng\u0169 c\u00e0ng \u0111\u00e1nh gi\u00e1 cao m\u1ed9t n\u1ec1n t\u1ea3ng v\u1eabn c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t v\u00e0 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c d\u01b0\u1edbi t\u1ea3i tr\u1ecdng. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 s\u1ee9c m\u1ea1nh th\u00f4 ho\u1eb7c t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a; n\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1ch m\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n ho\u1ea1t \u0111\u1ed9ng khi m\u1eb7t \u0111\u1ea5t d\u01b0\u1eddng nh\u01b0 kh\u00f4ng ch\u1eafc ch\u1eafn, v\u00e0 \u0111\u1ed9i ng\u0169 d\u1ef1a v\u00e0o n\u00f3 nh\u01b0 m\u1ed9t n\u1ec1n t\u1ea3ng \u1ed5n \u0111\u1ecbnh cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng\u2014t\u1eeb vi\u1ec7c \u0111\u1ea3m b\u1ea3o ngu\u1ed3n n\u01b0\u1edbc \u0111\u1ebfn tri\u1ec3n khai thi\u1ebft b\u1ecb c\u1ee9u h\u1ed9.<\/p>\n

M\u1ed9t kh\u00eda c\u1ea1nh li\u00ean quan \u0111\u1ebfn ph\u1ed5 nhi\u1ec7m v\u1ee5 r\u1ed9ng h\u01a1n m\u00e0 nhi\u1ec1u ph\u00f2ng ban ph\u1ea3i \u0111\u1ed1i m\u1eb7t. AWD ho\u1eb7c 4\u00d74 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ecdn cho c\u00e1c vai tr\u00f2 chuy\u00ean bi\u1ec7t \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn b\u1ea5t ng\u1edd: c\u1ee9u h\u1ed9 s\u00e2n bay v\u00e0 ch\u1eefa ch\u00e1y, c\u00e1c c\u01a1 s\u1edf c\u00f4ng nghi\u1ec7p g\u1ea7n c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng ti\u1ebfp c\u1eadn kh\u00f3 kh\u0103n, ho\u1eb7c c\u00e1c c\u1ed9ng \u0111\u1ed3ng n\u00f4ng th\u00f4n xa x\u00f4i n\u01a1i c\u00e1c con \u0111\u01b0\u1eddng nh\u1ecf tr\u1edf th\u00e0nh ti\u1ec1n tuy\u1ebfn. M\u1ed9t b\u1ed1i c\u1ea3nh s\u00e2n bay, \u0111\u1eb7c bi\u1ec7t, l\u00e0m s\u00e1ng t\u1ecf logic c\u1ee7a AWD nh\u01b0 m\u1ed9t bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba ph\u1ed5 qu\u00e1t h\u01a1n l\u00e0 m\u1ed9t s\u1ef1 xa x\u1ec9. T\u00ecnh hu\u1ed1ng \u1edf \u0111\u00f3 l\u00e0 \u0111a l\u1edbp: c\u00e1c s\u1ef1 c\u1ed1 m\u00e1y bay c\u00f3 th\u1ec3 x\u1ea3y ra \u1edf b\u1ea5t k\u1ef3 \u0111\u00e2u tr\u00ean ho\u1eb7c g\u1ea7n khu v\u1ef1c s\u00e2n bay, bao g\u1ed3m c\u00e1c c\u00e1nh \u0111\u1ed3ng c\u1ecf, c\u00e1c \u0111\u01b0\u1eddng b\u0103ng c\u1eaft v\u00e0o \u0111\u1ecba h\u00ecnh g\u1ed3 gh\u1ec1, ho\u1eb7c c\u00e1c \u0111i\u1ec3m ti\u1ec1n \u0111\u1ed3n n\u00f4ng th\u00f4n trong khu v\u1ef1c ti\u1ebfp nh\u1eadn c\u1ee7a s\u00e2n bay. Khi m\u1ed9t v\u1ee5 tai n\u1ea1n x\u1ea3y ra, nh\u1eefng ng\u01b0\u1eddi \u1ee9ng ph\u00f3 ph\u1ea3i v\u01b0\u1ee3t qua c\u00e1c bi\u1ebfn th\u1ec3 b\u1ec1 m\u1eb7t m\u00e0 c\u00e1c \u0111\u01b0\u1eddng b\u0103ng tr\u1ea3i nh\u1ef1a kh\u00f4ng bao gi\u1edd chu\u1ea9n b\u1ecb cho m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n. Trong nh\u1eefng b\u1ed1i c\u1ea3nh nh\u01b0 v\u1eady, kh\u1ea3 n\u0103ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh \u0111\u1ea3m b\u1ea3o r\u1eb1ng thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng nhanh ch\u00f3ng v\u00e0 sau \u0111\u00f3 th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 c\u1ea7n thi\u1ebft v\u1edbi s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 tin c\u1eady. Nguy\u00ean t\u1eafc n\u00e0y c\u0169ng c\u00f3 s\u1ef1 c\u1ed9ng h\u01b0\u1edfng r\u1ed9ng r\u00e3i cho c\u00e1c ph\u00f2ng ban c\u1ee9u h\u1ecfa n\u00f4ng th\u00f4n; b\u1ea5t c\u1ee9 khi n\u00e0o cu\u1ed9c g\u1ecdi \u0111\u1ebfn t\u1eeb m\u1ed9t \u0111i\u1ec3m n\u01a1i con \u0111\u01b0\u1eddng k\u1ebft th\u00fac v\u00e0 \u0111\u1ecba h\u00ecnh b\u1eaft \u0111\u1ea7u, AWD tr\u1edf th\u00e0nh m\u1ed9t y\u1ebfu t\u1ed1 gia t\u0103ng th\u1ef1c ti\u1ec5n cho n\u1ed7 l\u1ef1c c\u1ee7a con ng\u01b0\u1eddi v\u00e0 s\u1ef1 an to\u00e0n c\u1ee7a l\u00ednh c\u1ee9u h\u1ecfa. \u0110\u1ed1i v\u1edbi nh\u1eefng \u0111\u1ed9c gi\u1ea3 mu\u1ed1n kh\u00e1m ph\u00e1 kh\u00eda c\u1ea1nh s\u00e2n bay c\u1ee7a tri\u1ebft l\u00fd thi\u1ebft k\u1ebf n\u00e0y, m\u1ed9t c\u00e1i nh\u00ecn th\u1ef1c ti\u1ec5n v\u1ec1 lo\u1ea1i xe c\u1ee9u h\u1ecfa s\u00e2n bay c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf \u0111\u00e2y: xe c\u1ee9u h\u1ecfa s\u00e2n bay<\/a>.<\/p>\n

Cu\u1ed9c tr\u00f2 chuy\u1ec7n v\u1ec1 l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng do \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t cu\u1ed9c tranh lu\u1eadn nh\u1ecb ph\u00e2n v\u1ec1 \u201cT\u1ea5t c\u1ea3 xe c\u1ee9u h\u1ecfa \u0111\u1ec1u l\u00e0 AWD?\u201d m\u00e0 l\u00e0 m\u1ed9t cu\u1ed9c th\u01b0\u01a1ng l\u01b0\u1ee3ng tinh t\u1ebf v\u1ec1 r\u1ee7i ro, \u0111\u1ecba l\u00fd v\u00e0 qu\u1ea3n l\u00fd ngu\u1ed3n l\u1ef1c. C\u00e1c ph\u00f2ng ban ph\u00e2n t\u00edch c\u00e1c lo\u1ea1i cu\u1ed9c g\u1ecdi theo \u0111\u1ecba l\u00fd, m\u1eabu th\u1eddi ti\u1ebft v\u00e0 m\u1eadt \u0111\u1ed9 d\u00e2n s\u1ed1 \u0111\u1ec3 \u01b0\u1edbc t\u00ednh t\u1ea7n su\u1ea5t m\u00e0 nh\u1eefng ng\u01b0\u1eddi \u1ee9ng ph\u00f3 s\u1ebd g\u1eb7p ph\u1ea3i m\u1eb7t \u0111\u1ea5t m\u1ec1m, tuy\u1ebft, b\u00f9n ho\u1eb7c \u0111\u1ecba h\u00ecnh d\u1ed1c. N\u1ebfu s\u1ef1 c\u00e2n b\u1eb1ng nghi\u00eang v\u1ec1 c\u00e1c ph\u1ea3n \u1ee9ng th\u01b0\u1eddng xuy\u00ean ngo\u00e0i \u0111\u01b0\u1eddng ho\u1eb7c ngo\u00e0i \u0111\u01b0\u1eddng tr\u1ea3i nh\u1ef1a, m\u1ed9t h\u1ec7 th\u1ed1ng 4\u00d74 ho\u1eb7c AWD ho\u00e0n ch\u1ec9nh tr\u1edf th\u00e0nh m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 kh\u00f4n ngoan mang l\u1ea1i l\u1ee3i \u00edch trong th\u1eddi gian ph\u1ea3n \u1ee9ng nhanh h\u01a1n v\u00e0 \u00edt s\u1ef1 c\u1ed1 b\u1ecb immobilized h\u01a1n. N\u1ebfu s\u1ef1 c\u00e2n b\u1eb1ng nghi\u00eang v\u1ec1 c\u00e1c cu\u1ed9c g\u1ecdi \u0111\u00f4 th\u1ecb v\u1edbi m\u1eb7t \u0111\u01b0\u1eddng c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n v\u00e0 m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1eddng ki\u1ec3m so\u00e1t, m\u1ed9t khung 4\u00d72 nh\u1eb9 h\u01a1n, ti\u1ebft ki\u1ec7m h\u01a1n c\u00f3 th\u1ec3 cung c\u1ea5p hi\u1ec7u su\u1ea5t mong mu\u1ed1n v\u1edbi chi ph\u00ed v\u1eadn h\u00e0nh th\u1ea5p h\u01a1n, tu\u1ed5i th\u1ecd ph\u1ee5c v\u1ee5 d\u00e0i h\u01a1n v\u00e0 b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng h\u01a1n. Trong th\u1ef1c t\u1ebf, nhi\u1ec1u ph\u00f2ng ban duy tr\u00ec m\u1ed9t \u0111\u1ed9i xe h\u1ed7n h\u1ee3p: m\u1ed9t s\u1ed1 \u0111\u1ed9ng c\u01a1 v\u1edbi h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng 4\u00d72 cho c\u00f4ng vi\u1ec7c \u0111\u00f4 th\u1ecb h\u00e0ng ng\u00e0y, v\u00e0 m\u1ed9t nh\u00f3m nh\u1ecf c\u00e1c \u0111\u01a1n v\u1ecb AWD d\u00e0nh ri\u00eang cho c\u00e1c nhi\u1ec7m v\u1ee5 ngo\u00e0i \u0111\u01b0\u1eddng, ph\u1ea3n \u1ee9ng l\u0169 l\u1ee5t ho\u1eb7c c\u1ee9u h\u1ed9 xa x\u00f4i. S\u1ef1 k\u1ebft h\u1ee3p chi\u1ebfn l\u01b0\u1ee3c n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a s\u1ef1 kh\u00f4ng nh\u1ea5t qu\u00e1n; n\u00f3 ph\u1ea3n \u00e1nh h\u00ecnh h\u1ecdc ch\u00ednh x\u00e1c c\u1ee7a r\u1ee7i ro v\u00e0 nhu c\u1ea7u tr\u00ean m\u1eb7t \u0111\u1ea5t.<\/p>\n

Vai tr\u00f2 c\u1ee7a c\u00e1c t\u1ed5 ch\u1ee9c ti\u00eau chu\u1ea9n v\u00e0 h\u01b0\u1edbng d\u1eabn quy \u0111\u1ecbnh c\u0169ng gi\u00fap \u0111\u1ecbnh h\u00ecnh nh\u1eefng quy\u1ebft \u0111\u1ecbnh n\u00e0y. Thi\u1ebft k\u1ebf v\u00e0 c\u1ea5u h\u00ecnh c\u1ee7a thi\u1ebft b\u1ecb c\u1ee9u h\u1ecfa kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec3 cho s\u1ef1 t\u00f9y \u00fd ho\u1eb7c ti\u1ebfp th\u1ecb. Ch\u00fang \u0111\u01b0\u1ee3c neo gi\u1eef trong c\u00e1c ti\u00eau chu\u1ea9n x\u00e1c \u0111\u1ecbnh c\u00e1ch m\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n n\u00ean \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c k\u1ef3 v\u1ecdng v\u1eadn h\u00e0nh cho m\u00f4i tr\u01b0\u1eddng d\u1ef1 ki\u1ebfn c\u1ee7a n\u00f3. Hi\u1ec7p h\u1ed9i B\u1ea3o v\u1ec7 Ch\u00e1y Qu\u1ed1c gia (NFPA) l\u00e0 m\u1ed9t \u0111i\u1ec3m tham chi\u1ebfu t\u1eadp trung trong v\u1ea5n \u0111\u1ec1 n\u00e0y, ph\u00e1c th\u1ea3o c\u00e1c y\u00eau c\u1ea7u thi\u1ebft k\u1ebf ph\u01b0\u01a1ng ti\u1ec7n d\u1ef1a tr\u00ean m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t v\u1ec1 h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau. Khi m\u1ed9t ph\u00f2ng ban \u0111\u00e1nh gi\u00e1 xem c\u00f3 n\u00ean \u0111\u1ea7u t\u01b0 v\u00e0o AWD hay kh\u00f4ng, h\u1ecd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y \u0111\u1ec3 neo gi\u1eef quy\u1ebft \u0111\u1ecbnh c\u1ee7a m\u00ecnh trong m\u1ed9t khung tham kh\u1ea3o c\u00f3 th\u1ea9m quy\u1ec1n li\u00ean k\u1ebft \u0111\u1ecba h\u00ecnh, lo\u1ea1i nhi\u1ec7m v\u1ee5, tr\u1ecdng l\u01b0\u1ee3ng ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ee9c n\u0103ng. K\u1ebft qu\u1ea3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t m\u1eabu c\u1ee9ng nh\u1eafc m\u00e0 l\u00e0 m\u1ed9t s\u1ef1 c\u0103n ch\u1ec9nh suy ngh\u0129 c\u1ee7a thi\u1ebft b\u1ecb v\u1edbi c\u00e1c \u0111\u1ecba h\u00ecnh th\u1ef1c t\u1ebf m\u00e0 c\u00e1c \u0111\u1ed9i ng\u0169 \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd \u0111i\u1ec1u h\u01b0\u1edbng. C\u00e1c y\u1ebfu t\u1ed1 \u0111\u1ecba ph\u01b0\u01a1ng\u2014nh\u01b0 ti\u1ebfp x\u00fac v\u1edbi mu\u1ed1i \u0111\u01b0\u1eddng, chu k\u1ef3 th\u1eddi ti\u1ebft m\u00f9a \u0111\u00f4ng, ho\u1eb7c c\u00e1c s\u1ef1 ki\u1ec7n l\u0169 l\u1ee5t \u0111i\u1ec3n h\u00ecnh\u2014c\u0169ng g\u00f3p ph\u1ea7n v\u00e0o qu\u00e1 tr\u00ecnh t\u00f9y ch\u1ec9nh, \u0111\u1ea3m b\u1ea3o r\u1eb1ng h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u01b0\u1ee3c ch\u1ecdn v\u1eabn m\u1ea1nh m\u1ebd qua nhi\u1ec1u n\u0103m thay \u0111\u1ed5i \u0111i\u1ec1u ki\u1ec7n. S\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c ti\u00eau chu\u1ea9n, \u0111\u1ecba l\u00fd v\u00e0 nhi\u1ec7m v\u1ee5 \u0111\u1ea3m b\u1ea3o r\u1eb1ng AWD kh\u00f4ng \u0111\u01b0\u1ee3c theo \u0111u\u1ed5i v\u00ec ch\u00ednh n\u00f3 m\u00e0 \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn nh\u01b0 m\u1ed9t y\u1ebfu t\u1ed1 \u0111\u00f3ng g\u00f3p c\u00f3 \u00fd ngh\u0129a cho s\u1ef1 s\u1eb5n s\u00e0ng c\u1ee7a nhi\u1ec7m v\u1ee5.<\/p>\n

T\u1eeb g\u00f3c \u0111\u1ed9 \u0111\u00e0o t\u1ea1o, l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u1ecbnh h\u00ecnh c\u00e1ch m\u00e0 c\u00e1c \u0111\u1ed9i ng\u0169 chu\u1ea9n b\u1ecb cho c\u00e1c s\u1ef1 c\u1ed1. M\u1ed9t n\u1ec1n t\u1ea3ng 4\u00d74 y\u00eau c\u1ea7u m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn kh\u00e1c \u0111\u1ed1i v\u1edbi vi\u1ec7c ch\u1ecdn b\u00e1nh xe, qu\u1ea3n l\u00fd \u00e1p su\u1ea5t l\u1ed1p, v\u00e0 k\u1ef9 thu\u1eadt l\u00e1i xe ngo\u00e0i \u0111\u01b0\u1eddng, c\u00f9ng v\u1edbi c\u00e1c chi\u1ebfn l\u01b0\u1ee3c ph\u00e2n ph\u1ed1i t\u1ea3i cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng b\u01a1m v\u00e0 l\u01b0u tr\u1eef thi\u1ebft b\u1ecb. \u0110\u00e0o t\u1ea1o nh\u1ea5n m\u1ea1nh c\u00e1ch \u0111\u1ecdc \u0111\u1ecba h\u00ecnh, khi n\u00e0o n\u00ean k\u00edch ho\u1ea1t c\u00e1c c\u01a1 ch\u1ebf chuy\u1ec3n giao m\u00f4-men xo\u1eafn, v\u00e0 c\u00e1ch duy tr\u00ec ki\u1ec3m so\u00e1t tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t bi\u1ebfn \u0111\u1ed5i trong khi mang t\u1ea3i tr\u1ecdng \u0111\u00e1ng k\u1ec3. Trong c\u00e1c b\u1ed1i c\u1ea3nh \u0111\u00f4 th\u1ecb, s\u1ef1 nh\u1ea5n m\u1ea1nh th\u01b0\u1eddng t\u1eadp trung v\u00e0o vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n ch\u1eb7t ch\u1ebd, l\u00e1i xe ch\u00ednh x\u00e1c cao, v\u00e0 tri\u1ec3n khai n\u01b0\u1edbc nhanh ch\u00f3ng t\u1ea1i c\u00e1c giao l\u1ed9 \u0111\u00f4ng \u0111\u00fac. S\u1ee3i ch\u1ec9 chung trong c\u1ea3 hai m\u00f4i tr\u01b0\u1eddng l\u00e0 nhu c\u1ea7u c\u01a1 b\u1ea3n \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i nh\u1eefng l\u1ee3i th\u1ebf c\u01a1 h\u1ecdc c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n th\u00e0nh hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady, c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c d\u01b0\u1edbi \u00e1p l\u1ef1c. \u0110\u1ed9i ng\u0169 c\u00e0ng hi\u1ec3u r\u00f5 m\u1ed1i quan h\u1ec7 gi\u1eefa m\u1eb7t \u0111\u1ea5t, ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 nhi\u1ec7m v\u1ee5, h\u1ecd c\u00e0ng c\u00f3 th\u1ec3 khai th\u00e1c hi\u1ec7u qu\u1ea3 kh\u1ea3 n\u0103ng c\u1ee7a h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 th\u00e0nh c\u00f4ng cho nh\u1eefng ng\u01b0\u1eddi m\u00e0 h\u1ecd ph\u1ee5c v\u1ee5.<\/p>\n

C\u00e2u chuy\u1ec7n r\u1ed9ng h\u01a1n v\u1ec1 AWD trong thi\u1ebft b\u1ecb c\u1ee9u h\u1ecfa cu\u1ed1i c\u00f9ng quay tr\u1edf l\u1ea1i m\u1ed9t s\u1ef1 th\u1eadt th\u1ef1c ti\u1ec5n: \u0111\u1ecba h\u00ecnh x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng. C\u00e1c con \u0111\u01b0\u1eddng \u0111\u00f4 th\u1ecb m\u1eddi g\u1ecdi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn \u01b0u ti\u00ean hi\u1ec7u qu\u1ea3 v\u00e0 kh\u1ea3 n\u0103ng c\u01a1 \u0111\u1ed9ng; c\u00e1c m\u00f4i tr\u01b0\u1eddng n\u00f4ng th\u00f4n v\u00e0 hoang d\u00e3 \u0111\u00f2i h\u1ecfi s\u1ef1 ki\u00ean c\u01b0\u1eddng, \u0111\u1ed9 b\u00e1m v\u00e0 kh\u1ea3 n\u0103ng di chuy\u1ec3n li\u00ean t\u1ee5c tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t kh\u1eafc nghi\u1ec7t. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng y\u00eau c\u1ea7u m\u00e2u thu\u1eabn m\u00e0 l\u00e0 nh\u1eefng y\u00eau c\u1ea7u b\u1ed5 sung. M\u1ed9t \u0111\u1ed9i xe hi\u1ec7n \u0111\u1ea1i, \u0111\u01b0\u1ee3c c\u1ea5u th\u00e0nh m\u1ed9t c\u00e1ch suy ngh\u0129 t\u1eeb c\u1ea3 c\u00e1c \u0111\u01a1n v\u1ecb 4\u00d72 v\u00e0 4\u00d74, ph\u1ea3n \u00e1nh m\u1ed9t k\u1ef7 lu\u1eadt trong vi\u1ec7c ph\u00f9 h\u1ee3p c\u00e1c thu\u1ed9c t\u00ednh v\u1eadt l\u00fd c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n v\u1edbi \u0111\u1ecba h\u00ecnh m\u00e0 n\u00f3 \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd chinh ph\u1ee5c v\u00e0 c\u00e1c nhi\u1ec7m v\u1ee5 m\u00e0 n\u00f3 \u0111\u01b0\u1ee3c k\u1ef3 v\u1ecdng s\u1ebd th\u1ef1c hi\u1ec7n. Khi c\u00e1c c\u1ed9ng \u0111\u1ed3ng h\u1ecfi li\u1ec7u xe c\u1ee9u h\u1ecfa c\u00f3 ph\u1ea3i \u0111\u1ec1u l\u00e0 d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh hay kh\u00f4ng, c\u00e2u tr\u1ea3 l\u1eddi t\u1ed1t nh\u1ea5t l\u00e0 v\u1eeba c\u00f3 v\u1eeba kh\u00f4ng, t\u00f9y thu\u1ed9c v\u00e0o n\u01a1i m\u00e0 c\u00e1c xe ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng v\u00e0 nh\u1eefng s\u1ef1 c\u1ed1 m\u00e0 ch\u00fang ph\u1ea3i \u0111\u1ed1i m\u1eb7t. \u0110i\u1ec1u c\u00f2n l\u1ea1i l\u00e0 m\u1ee5c ti\u00eau chung: \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ecdi \u0111\u1ed9ng c\u01a1, thang, ho\u1eb7c n\u1ec1n t\u1ea3ng c\u1ee9u h\u1ed9 r\u1eddi kh\u1ecfi tr\u1ea1m \u0111\u1ec1u \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb \u0111\u1ec3 \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng nhanh ch\u00f3ng v\u00e0 ho\u1ea1t \u0111\u1ed9ng an to\u00e0n, b\u1ea5t k\u1ec3 con \u0111\u01b0\u1eddng d\u01b0\u1edbi b\u00e1nh xe c\u1ee7a n\u00f3.<\/p>\n

\u0110\u1ed1i v\u1edbi nh\u1eefng \u0111\u1ed9c gi\u1ea3 mu\u1ed1n th\u1ea5y c\u00e1ch m\u00e0 s\u1ef1 c\u00e2n b\u1eb1ng n\u00e0y chuy\u1ec3n th\u00e0nh c\u00e1c l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf, b\u1ed1i c\u1ea3nh r\u1ed9ng h\u01a1n bao g\u1ed3m m\u1ed9t ph\u1ed5 c\u00e1c lo\u1ea1i thi\u1ebft b\u1ecb c\u1ee9u h\u1ecfa v\u00e0 c\u1ea5u h\u00ecnh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c th\u1ef1c t\u1ebf ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau. C\u00e1c ph\u00f2ng ban \u0111\u00f4 th\u1ecb d\u1ef1a v\u00e0o c\u00e1c n\u1ec1n t\u1ea3ng \u0111\u00e1ng tin c\u1eady, hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho ph\u1ea3n \u1ee9ng th\u00e0nh ph\u1ed1, trong khi c\u00e1c \u0111\u01a1n v\u1ecb n\u00f4ng th\u00f4n v\u00e0 hoang d\u00e3 nh\u1ea5n m\u1ea1nh s\u1ef1 ch\u1eafc ch\u1eafn v\u00e0 kh\u1ea3 n\u0103ng ngo\u00e0i \u0111\u01b0\u1eddng. C\u00e1c cu\u1ed9c tr\u00f2 chuy\u1ec7n thi\u1ebft k\u1ebf kh\u00f4ng ph\u1ea3i l\u00e0 tr\u1eebu t\u01b0\u1ee3ng; ch\u00fang \u0111\u1ecbnh h\u00ecnh ch\u00ednh c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00e0 l\u00ednh c\u1ee9u h\u1ecfa di chuy\u1ec3n v\u1ec1 ph\u00eda nguy hi\u1ec3m, mang t\u00e0i nguy\u00ean \u0111\u1ebfn, v\u00e0 t\u1ea1o ra c\u00e1c \u0111i\u1ec1u ki\u1ec7n cho s\u1ef1 an to\u00e0n v\u00e0 th\u00e0nh c\u00f4ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng s\u1ef1 c\u1ed1. Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng l\u00e0 m\u1ed9t \u0111\u1ed1i t\u00e1c im l\u1eb7ng trong m\u1ed9t chu\u1ed7i quy\u1ebft \u0111\u1ecbnh d\u00e0i h\u01a1n b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ecba l\u00fd v\u00e0 k\u1ebft th\u00fac b\u1eb1ng vi\u1ec7c c\u1ee9u s\u1ed1ng. \u0110i\u1ec1u c\u1ed1t l\u00f5i v\u1eabn r\u00f5 r\u00e0ng: AWD kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t t\u00ednh n\u0103ng ph\u1ed5 qu\u00e1t tr\u00ean m\u1ecdi xe c\u1ee9u h\u1ecfa, nh\u01b0ng n\u00f3 l\u00e0 m\u1ed9t t\u00e0i s\u1ea3n chi\u1ebfn l\u01b0\u1ee3c n\u01a1i \u0111\u1ecba h\u00ecnh v\u00e0 nhi\u1ec7m v\u1ee5 y\u00eau c\u1ea7u, v\u00e0 quy\u1ebft \u0111\u1ecbnh \u00e1p d\u1ee5ng n\u00f3 d\u1ef1a tr\u00ean m\u1ed9t \u0111\u00e1nh gi\u00e1 c\u00f3 k\u1ef7 lu\u1eadt v\u1ec1 m\u00f4i tr\u01b0\u1eddng, s\u1ef1 pha tr\u1ed9n cu\u1ed9c g\u1ecdi d\u1ef1 ki\u1ebfn, v\u00e0 t\u00ednh b\u1ec1n v\u1eefng l\u00e2u d\u00e0i c\u1ee7a \u0111\u1ed9i xe c\u1ee7a ph\u00f2ng ban.<\/p>\n

Tham kh\u1ea3o b\u00ean ngo\u00e0i: \u0110\u1ed1i v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n ch\u00ednh th\u1ee9c m\u00e0 \u0111\u1ecbnh h\u00ecnh c\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn n\u00e0y trong th\u1ef1c ti\u1ec5n \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn r\u1ed9ng r\u00e3i, xem c\u00e1c ti\u00eau chu\u1ea9n NFPA v\u1ec1 thi\u1ebft k\u1ebf thi\u1ebft b\u1ecb c\u1ee9u h\u1ecfa v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 li\u00ean quan \u0111\u1ebfn h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng. https:\/\/www.nfpa.org\/Code-Development\/All-NFPA-Codes-and-Standards\/NFPA-1917<\/p>\n

Ngo\u00e0i B\u1ec1 M\u1eb7t: C\u00e1ch m\u00e0 H\u1ec7 Th\u1ed1ng Truy\u1ec1n \u0110\u1ed9ng B\u1ed1n B\u00e1nh M\u1edf R\u1ed9ng Ph\u1ea1m Vi C\u1ee7a C\u00e1c Xe C\u1ee9u H\u1ecfa Hi\u1ec7n \u0110\u1ea1i<\/h2>\n

\"M\u1ed9t
\n\u0110\u1ed9 b\u00e1m l\u00e0 m\u1ed9t kh\u1ea3 n\u0103ng quan tr\u1ecdng trong vi\u1ec7c ch\u1eefa ch\u00e1y, th\u01b0\u1eddng b\u1ecb b\u1ecf qua trong l\u1eddi n\u00f3i nh\u01b0ng trung t\u00e2m trong vi\u1ec7c \u0111\u01b0a c\u00e1c \u0111\u1ed9i ng\u0169 \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng nhanh ch\u00f3ng v\u00e0 an to\u00e0n. H\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh (AWD) tr\u00ean thi\u1ebft b\u1ecb c\u1ee9u h\u1ecfa kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn \u0111\u01a1n gi\u1ea3n c\u00f3 ho\u1eb7c kh\u00f4ng; n\u00f3 l\u00e0 m\u1ed9t ph\u1ed5 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7m v\u1ee5, \u0111\u1ecba h\u00ecnh v\u00e0 t\u1ea3i tr\u1ecdng. M\u1ed9t s\u1ed1 \u0111\u1ed9i xe tri\u1ec3n khai AWD tr\u00ean c\u00e1c \u0111\u01a1n v\u1ecb n\u00f4ng th\u00f4n ho\u1eb7c ngo\u00e0i \u0111\u01b0\u1eddng, trong khi c\u00e1c \u0111\u1ed9ng c\u01a1 \u0111\u00f4 th\u1ecb c\u00f3 th\u1ec3 v\u1eabn l\u00e0 4\u00d72, d\u00e0nh ri\u00eang AWD cho c\u00e1c t\u00ecnh hu\u1ed1ng chuy\u00ean bi\u1ec7t. \u0110\u1ed9i xe c\u1ee9u h\u1ecfa hi\u1ec7n \u0111\u1ea1i s\u1eed d\u1ee5ng ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00e1c \u0111\u1ed9i ng\u0169 ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng. AWD gi\u00fap tr\u00ean c\u00e1c con \u0111\u01b0\u1eddng tr\u01a1n tr\u01b0\u1ee3t, c\u00e1c b\u1edd c\u1ecf, ho\u1eb7c m\u1eb7t \u0111\u1ea5t kh\u00f4ng b\u1eb1ng ph\u1eb3ng, chuy\u1ec3n th\u00e0nh c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u0103ng t\u1ed1c, phanh v\u00e0 x\u1eed l\u00fd, v\u00e0 trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p cho ph\u00e9p ho\u1ea1t \u0111\u1ed9ng an to\u00e0n h\u01a1n khi \u0111\u01b0\u1ee3c t\u1ea3i \u0111\u1ea7y n\u01b0\u1edbc v\u00e0 thi\u1ebft b\u1ecb. C\u00f4ng ngh\u1ec7 k\u1ebft h\u1ee3p v\u1edbi \u0111i\u1ec7n h\u00f3a v\u00e0 qu\u1ea3n l\u00fd m\u00f4-men xo\u1eafn th\u00f4ng minh cho ph\u00e9p ph\u00e2n ph\u1ed1i s\u1ee9c m\u1ea1nh \u0111\u1ebfn tr\u1ee5c c\u00f3 th\u1ec3 b\u00e1m t\u1ed1t nh\u1ea5t, v\u1edbi vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n m\u00f4-men xo\u1eafn v\u00e0 ph\u1ea7n m\u1ec1m \u0111i\u1ec1u khi\u1ec3n ti\u00ean ti\u1ebfn duy tr\u00ec s\u1ef1 \u1ed5n \u0111\u1ecbnh.<\/p>\n

Logic ho\u1ea1t \u0111\u1ed9ng b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ecba h\u00ecnh v\u00e0 nhu c\u1ea7u nhi\u1ec7m v\u1ee5. C\u00e1c \u0111\u01a1n v\u1ecb c\u1ee9u h\u1ed9 v\u00e0 ch\u1eefa ch\u00e1y s\u00e2n bay (ARFF) th\u01b0\u1eddng y\u00eau c\u1ea7u AWD \u0111\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi \u0111\u01b0\u1eddng b\u0103ng, c\u1ecf, s\u1ecfi v\u00e0 c\u00e1c b\u1edd kh\u00f4ng \u0111\u1ec1u. Trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng r\u1eebng ho\u1eb7c \u0111\u1ea5t hoang, \u0111\u1ecba h\u00ecnh g\u1ed3 gh\u1ec1 v\u1edbi b\u00f9n, r\u00e3nh v\u00e0 \u0111\u1ed9 d\u1ed1c cao \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb AWD \u0111\u1ec3 ti\u1ebfp c\u1eadn c\u00e1c s\u1ef1 c\u1ed1 xa x\u00f4i. C\u00e1c nh\u00e2n vi\u00ean \u0111\u00f4 th\u1ecb c\u00e2n nh\u1eafc tr\u1ecdng l\u01b0\u1ee3ng, nhi\u00ean li\u1ec7u v\u00e0 b\u1ea3o tr\u00ec; AWD t\u0103ng th\u00eam kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 nhu c\u1ea7u n\u0103ng l\u01b0\u1ee3ng, v\u00ec v\u1eady \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 c\u01a1 quan, 4\u00d72 v\u1eabn \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng cho c\u00e1c nhi\u1ec7m v\u1ee5 tr\u00ean \u0111\u01b0\u1eddng ph\u1ed1, trong khi AWD \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng n\u01a1i m\u00e0 \u0111\u1ed9 b\u00e1m ho\u1eb7c truy c\u1eadp nhanh ngo\u00e0i \u0111\u01b0\u1eddng l\u00e0 r\u1ea5t quan tr\u1ecdng. C\u00e1c n\u1ec1n t\u1ea3ng \u0111i\u1ec7n h\u00f3a t\u0103ng c\u01b0\u1eddng AWD v\u1edbi \u0111\u1ed9ng c\u01a1 tr\u00ean m\u1ed7i tr\u1ee5c v\u00e0 ki\u1ec3m so\u00e1t c\u1ea3i ti\u1ebfn, cho ph\u00e9p ph\u00e2n ph\u1ed1i m\u00f4-men xo\u1eafn ch\u00ednh x\u00e1c v\u00e0 qu\u1ea3n l\u00fd \u0111\u1ed9 b\u00e1m t\u1ed1t h\u01a1n trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n bi\u1ebfn \u0111\u1ed5i. C\u00e1c h\u1ec7 th\u1ed1ng hybrid c\u00f3 th\u1ec3 cung c\u1ea5p m\u1ed9t con \u0111\u01b0\u1eddng chuy\u1ec3n ti\u1ebfp, cho ph\u00e9p c\u00e1c ph\u00f2ng ban \u0111\u00e0o t\u1ea1o v\u1ec1 h\u00e0nh vi AWD trong khi m\u1edf r\u1ed9ng qu\u1ea3n l\u00fd s\u1ea1c v\u00e0 n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

C\u00e1c y\u1ebfu t\u1ed1 c\u00f4ng ngh\u1ec7 bao g\u1ed3m tr\u1ecdng l\u01b0\u1ee3ng, l\u00e0m m\u00e1t, phanh v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n. AWD l\u00e0m t\u0103ng \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 nhu c\u1ea7u l\u00e0m m\u00e1t khi nhi\u1ec1u \u0111\u1ed9ng c\u01a1, b\u1ed9 bi\u1ebfn t\u1ea7n v\u00e0 t\u1ea3i nhi\u1ec7t chia s\u1ebb h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng. C\u00e1c h\u1ec7 th\u1ed1ng AWD hi\u1ec7n \u0111\u1ea1i d\u1ef1a v\u00e0o c\u1ea3m bi\u1ebfn, ki\u1ec3m so\u00e1t \u0111\u1ed9 b\u00e1m v\u00e0 ph\u00e2n ph\u1ed1i m\u00f4-men xo\u1eafn \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n m\u1ea5t \u0111\u1ed9 b\u00e1m v\u00e0 \u0111i\u1ec1u ch\u1ec9nh ga v\u00e0 phanh \u0111\u1ec3 b\u1ea3o t\u1ed3n \u0111\u1ed9ng l\u1ef1c v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh. M\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng l\u00e0 ti\u1ebfp c\u1eadn v\u00e0 \u1ed5n \u0111\u1ecbnh c\u00e1c hi\u1ec7n tr\u01b0\u1eddng m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady thay v\u00ec ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 t\u1ed1i \u0111a h\u00f3a t\u1ed1c \u0111\u1ed9. Xu h\u01b0\u1edbng h\u01b0\u1edbng t\u1edbi AWD l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a vi\u1ec7c hi\u1ec7n \u0111\u1ea1i h\u00f3a \u0111\u1ed9i xe r\u1ed9ng h\u01a1n, \u0111\u1eb7c bi\u1ec7t khi \u0111i\u1ec7n h\u00f3a v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a m\u1edf ra c\u00e1c gi\u1edbi h\u1ea1n hi\u1ec7u su\u1ea5t m\u1edbi. Tuy nhi\u00ean, AWD n\u00ean \u0111\u01b0\u1ee3c theo \u0111u\u1ed5i v\u1edbi s\u1ef1 hi\u1ec3u bi\u1ebft r\u00f5 r\u00e0ng v\u1ec1 h\u1ed3 s\u01a1 nhi\u1ec7m v\u1ee5, \u0111\u1ecba l\u00fd v\u00e0 lo\u1ea1i s\u1ef1 c\u1ed1 \u0111\u1ec3 tr\u00e1nh c\u00e1c h\u00ecnh ph\u1ea1t kh\u00f4ng c\u1ea7n thi\u1ebft v\u1ec1 tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 nhi\u00ean li\u1ec7u.<\/p>\n

Nh\u00ecn v\u1ec1 ph\u00eda tr\u01b0\u1edbc, nghi\u00ean c\u1ee9u v\u00e0 th\u1eed nghi\u1ec7m \u0111ang di\u1ec5n ra gi\u00fap \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00e1ch c\u00e1c c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 d\u01b0\u1edbi t\u1ea3i, \u0111\u1ed9 d\u1ed1c v\u00e0 s\u1ef1 bi\u1ebfn \u0111\u1ed5i b\u1ec1 m\u1eb7t. C\u00e1c quy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean d\u1eef li\u1ec7u h\u1ed7 tr\u1ee3 l\u1ef1a ch\u1ecdn xe t\u1ed1t h\u01a1n, \u0111\u00e0o t\u1ea1o l\u00e1i xe v\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch v\u1ed1n. \u0110\u1ed1i v\u1edbi nh\u1eefng \u0111\u1ed9c gi\u1ea3 t\u00ecm ki\u1ebfm n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt h\u01a1n, danh m\u1ee5c xe ch\u1eefa ch\u00e1y s\u00e2n bay v\u00e0 c\u00e1c nghi\u00ean c\u1ee9u li\u00ean quan cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u1ee5 th\u1ec3 v\u1ec1 c\u00e1ch AWD chuy\u1ec3n \u0111\u1ed5i th\u00e0nh hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf, bao g\u1ed3m kho\u1ea3ng s\u00e1ng g\u1ea7m, kh\u1ea3 n\u0103ng x\u1eed l\u00fd v\u00e0 ph\u1ea3n \u1ee9ng nhanh tr\u00ean c\u00e1c \u0111\u1ecba h\u00ecnh h\u1ed7n h\u1ee3p. Xem danh m\u1ee5c xe ch\u1eefa ch\u00e1y s\u00e2n bay \u0111\u1ec3 bi\u1ebft v\u00ed d\u1ee5. C\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 cung c\u1ea5p nh\u1eefng quan \u0111i\u1ec3m nghi\u00eam ng\u1eb7t v\u1ec1 c\u00e1c tham s\u1ed1 h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng v\u00e0 hi\u1ec7u su\u1ea5t xe ch\u1eefa ch\u00e1y.<\/p>\n

brush fire trucks, wildland firefighting, fire safety equipment, off-road fire trucks, firefighting technology, business safety, emergency response vehicles<\/h2>\n

S\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh trong xe ch\u1eefa ch\u00e1y l\u00e0 m\u1ed9t ch\u1ee7 \u0111\u1ec1 ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng. Trong khi xe ch\u1eefa ch\u00e1y \u0111\u00f4 th\u1ecb c\u00f3 th\u1ec3 kh\u00f4ng y\u00eau c\u1ea7u c\u00e1c kh\u1ea3 n\u0103ng ti\u00ean ti\u1ebfn c\u1ee7a AWD do \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1eddng x\u00e1 \u0111\u01b0\u1ee3c b\u1ea3o tr\u00ec t\u1ed1t, c\u00e1c xe ch\u1eefa ch\u00e1y chuy\u00ean d\u1ee5ng \u1edf v\u00f9ng n\u00f4ng th\u00f4n ho\u1eb7c m\u00f4i tr\u01b0\u1eddng kh\u1ea9n c\u1ea5p, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c \u0111\u01a1n v\u1ecb c\u1ee9u h\u1ed9 s\u00e2n bay v\u00e0 ch\u1eefa ch\u00e1y r\u1eebng, th\u1ec3 hi\u1ec7n vai tr\u00f2 kh\u00f4ng th\u1ec3 thi\u1ebfu c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y. Khi c\u00e1c ti\u1ebfn b\u1ed9 trong h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng ti\u1ebfp t\u1ee5c, vi\u1ec7c hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 ch\u1ee9c n\u0103ng c\u1ee7a AWD c\u00f3 th\u1ec3 trang b\u1ecb cho c\u00e1c ch\u1ee7 doanh nghi\u1ec7p ki\u1ebfn th\u1ee9c \u0111\u1ec3 ch\u1ecdn xe ch\u1eefa ch\u00e1y t\u1ed1i \u01b0u h\u00f3a ph\u1ea3n \u1ee9ng kh\u1ea9n c\u1ea5p tr\u00ean c\u00e1c \u0111\u1ecba h\u00ecnh \u0111a d\u1ea1ng. \u0110\u1ea7u t\u01b0 v\u00e0o m\u1ed9t c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng ph\u00f9 h\u1ee3p kh\u00f4ng ch\u1ec9 n\u00e2ng cao hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng m\u00e0 cu\u1ed1i c\u00f9ng c\u00f2n c\u1ee9u s\u1ed1ng trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p.<\/p>","protected":false},"excerpt":{"rendered":"

Kh\u00e1m ph\u00e1 t\u1ea7m quan tr\u1ecdng c\u1ee7a h\u1ec7 th\u1ed1ng d\u1eabn \u0111\u1ed9ng b\u1ed1n b\u00e1nh trong xe c\u1ee9u h\u1ecfa v\u00e0 c\u00e1ch n\u00f3 thay \u0111\u1ed5i gi\u1eefa c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f4 th\u1ecb v\u00e0 n\u00f4ng th\u00f4n.<\/p>","protected":false},"author":1,"featured_media":12928,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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