{"id":8718,"date":"2021-11-21T15:02:34","date_gmt":"2021-11-21T08:02:34","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=8718"},"modified":"2021-11-21T16:02:13","modified_gmt":"2021-11-21T09:02:13","slug":"tai-sao-o-to-xitec-co-thung-chua-dang-tron","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-o-to-xitec-co-thung-chua-dang-tron\/","title":{"rendered":"T\u1ea1i sao \u00f4 t\u00f4 xit\u00e9c c\u00f3 th\u00f9ng ch\u1ee9a d\u1ea1ng tr\u00f2n?"},"content":{"rendered":"\n

\u00d4 t\u00f4 xit\u00e9c l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn t\u1ea3i c\u00f3 c\u00f4ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t, d\u00f9ng \u0111\u1ec3 ch\u1edf ch\u1ea5t l\u1ecfng. \u0110\u1eb7c bi\u1ec7t l\u00e0 khi ch\u1edf m\u1ed9t s\u1ed1 ch\u1ea5t d\u1ec5 ch\u00e1y v\u00e0 b\u1ed1c h\u01a1i, nh\u01b0 x\u0103ng, d\u1ea7u \u0111i\u00eazen v.v. L\u00fac n\u00e0y tr\u00ean \u00f4 t\u00f4 c\u00f2n vi\u1ebft hai ch\u1eef “c\u1ea5m l\u1eeda” c\u00f3 \u00f4 t\u00f4 c\u00f2n c\u1eafm m\u1ed9t l\u00e1 c\u1edd m\u00e0u v\u00e0ng \u1edf \u0111\u1ea7u xe, b\u00ean tr\u00ean vi\u1ebft hai ch\u1eef “nguy hi\u1ec3m”, nh\u01b0ng \u0111i\u1ec1u n\u00e0y nh\u1eb1m m\u1ee5c \u0111\u00edch nh\u1eafc nh\u1edf ng\u01b0\u1eddi \u0111i \u0111\u01b0\u1eddng v\u00e0 xe c\u1ed9 qua l\u1ea1i, ch\u00fa \u00fd nh\u01b0\u1eddng \u0111\u01b0\u1eddng.<\/p>\n\n\n\n

N\u1ebfu quan s\u00e1t k\u1ef9 h\u01a1n, b\u1ea1n s\u1ebd ph\u00e1t hi\u1ec7n c\u00e1c th\u00f9ng xit\u00e9c \u0111\u1ec1u c\u00f3 d\u1ea1ng tr\u00f2n, t\u1ea1i sao v\u1eady?<\/p>\n\n\n\n

C\u00e1c b\u1ea1n \u0111\u00e3 h\u1ecdc h\u00ecnh h\u1ecdc \u0111\u1ec1u bi\u1ebft r\u1eb1ng, c\u00f9ng m\u1ed9t v\u1eadt li\u1ec7u c\u00f3 di\u1ec7n t\u00edch nh\u01b0 nhau, n\u1ebfu b\u1ea1n cu\u1ed9n th\u00e0nh h\u00ecnh tr\u00f2n th\u00ec s\u1ebd \u0111\u01b0\u1ee3c th\u1ec3 t\u00edch l\u1edbn nh\u1ea5t, nh\u01b0ng \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t c\u0103n c\u1ee9 ch\u1ee7 y\u1ebfu \u0111\u1ec3 ng\u01b0\u1eddi ta thi\u1ebft k\u1ebf<\/a> b\u1ec1 ngo\u00e0i xit\u00e9c c\u00f3 d\u1ea1ng tr\u00f2n. V\u00ec \u00f4 t\u00f4 xit\u00e9c d\u00f9ng \u0111\u1ec3 ch\u1edf ch\u1ea5t l\u1ecfng d\u1ec5 ch\u00e1y v\u00e0 c\u00e1c ch\u1ea5t l\u1ecfng kh\u00e1c, \u1edf b\u00ean trong xit\u00e9c c\u1ea7n ph\u1ea3i ch\u1eeba m\u1ed9t kho\u1ea3ng tr\u1ed1ng nh\u1ea5t \u0111\u1ecbnh, m\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 \u0111\u1ec1 ph\u00f2ng ch\u1ea5t l\u1ecfng n\u1edf ra khi b\u1ecb n\u00f3ng, l\u00e0m cho xit\u00e9c b\u1ecb n\u1ed9i \u1ee9ng l\u1ef1c qu\u00e1 l\u1edbn m\u00e0 b\u1ecb v\u1ee1. Th\u00f4ng th\u01b0\u1eddng khi ch\u1edf ch\u1ea5t l\u1ecfng d\u1ec5 ch\u00e1y ho\u1eb7c c\u00e1c ch\u1ea5t l\u1ecfng kh\u00e1c, b\u00ean trong xit\u00e9c \u00edt nh\u1ea5t ph\u1ea3i ch\u1eeba m\u1ed9t kho\u1ea3ng tr\u1ed1ng l\u00e0 5%. Tuy nhi\u00ean, \u00f4 t\u00f4 khi ch\u1ea1y, v\u00ec t\u00ecnh tr\u1ea1ng m\u1eb7t \u0111\u01b0\u1eddng c\u00f3 th\u1ec3 b\u1ecb x\u00f3c v\u00e0 c\u00f3 nh\u1eefng rung \u0111\u1ed9ng c\u01a1 gi\u1edbi, v\u00ec trong xit\u00e9c c\u00f3 m\u1ed9t kho\u1ea3ng tr\u1ed1ng nh\u1ea5t \u0111\u1ecbnh, n\u00ean khi xe b\u1ecb rung x\u00f3c th\u00ec ch\u1ea5t l\u1ecfng c\u0169ng b\u1ecb l\u1eafc, s\u1ea3n sinh ra m\u1ed9t l\u1ef1c va \u0111\u1eadp v\u00e0o v\u00e1ch xit\u00e9c. N\u1ebfu xit\u00e9c c\u00f3 d\u1ea1ng h\u00ecnh tr\u00f2n, th\u00ec s\u00f3ng va \u0111\u1eadp do xe b\u1ecb rung x\u00f3c g\u00e2y ra s\u1ebd ph\u00e2n t\u00e1n \u0111\u1ec1u l\u00ean theo chu vi h\u00ecnh tr\u00f2n c\u1ee7a th\u00e2n xit\u00e9c, kh\u00f4ng th\u1ec3 t\u1ea1o n\u00ean hi\u1ec7n t\u01b0\u1ee3ng \u1ee9ng l\u1ef1c qu\u00e1 t\u1eadp trung, l\u00e0m cho xit\u00e9c b\u1ecb n\u1ee9t v\u1ee1. N\u1ebfu b\u1ec1 ngo\u00e0i c\u1ee7a xit\u00e9c c\u00f3 d\u1ea1ng h\u00ecnh ch\u1eef nh\u1eadt nh\u01b0 c\u00f4ngtenn\u01a1 th\u00ec l\u1ef1c va \u0111\u1eadp c\u1ee7a ch\u1ea5t l\u1ecfng t\u1ea1o n\u00ean khi xe b\u1ecb rung \u0111\u1ed9ng s\u1ebd d\u1ec5 t\u1ea1o th\u00e0nh \u1ee9ng l\u1ef1c t\u1eadp trung, c\u00e1c g\u00f3c c\u1ea1nh c\u1ee7a xit\u00e9c do b\u1ecb \u1ee9ng l\u1ef1c qu\u00e1 l\u1edbn, c\u00f3 th\u1ec3 ph\u00e1 v\u1ee1 xit\u00e9c.<\/p>\n\n\n\n

Ngo\u00e0i ra \u00f4 t\u00f4 xit\u00e9c h\u00ecnh tr\u00f2n n\u00f3i chung khi ch\u1ea1y s\u1ebd t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh, s\u1ee9c b\u1ec1n k\u1ebft c\u1ea5u t\u01b0\u01a1ng \u0111\u1ed1i cao, ngay c\u1ea3 khi b\u1ecb va qu\u1ec7t c\u0169ng kh\u00f3 b\u1ecb h\u01b0 h\u1ecfng h\u01a1n so v\u1edbi xit\u00e9c h\u00ecnh vu\u00f4ng.<\/p>\n\n\n\n

T\u1eeb kh\u00f3a: \u00d4 t\u00f4 c\u00f3 xit\u00e9c; Xit\u00e9c tr\u00f2n.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u00d4 t\u00f4 xit\u00e9c l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn t\u1ea3i c\u00f3 c\u00f4ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t, d\u00f9ng \u0111\u1ec3 ch\u1edf ch\u1ea5t l\u1ecfng. \u0110\u1eb7c bi\u1ec7t l\u00e0 khi ch\u1edf m\u1ed9t s\u1ed1 ch\u1ea5t d\u1ec5 ch\u00e1y v\u00e0 b\u1ed1c h\u01a1i, nh\u01b0 x\u0103ng, d\u1ea7u \u0111i\u00eazen v.v. L\u00fac n\u00e0y tr\u00ean \u00f4 t\u00f4 c\u00f2n vi\u1ebft hai ch\u1eef “c\u1ea5m l\u1eeda” c\u00f3 \u00f4 t\u00f4 c\u00f2n c\u1eafm m\u1ed9t l\u00e1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,16],"tags":[],"class_list":["post-8718","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-ky-thuat"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=8718"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8718\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}