{"id":15031,"date":"2026-09-04T16:17:20","date_gmt":"2026-09-04T09:17:20","guid":{"rendered":"https:\/\/useful.vn\/?p=15031"},"modified":"2026-09-04T16:17:20","modified_gmt":"2026-09-04T09:17:20","slug":"mo-hinh-tau-dem-tu-trung-quoc-dat-toc-do-800-km-h","status":"publish","type":"post","link":"https:\/\/useful.vn\/?p=15031","title":{"rendered":"M\u00f4 h\u00ecnh t\u00e0u \u0111\u1ec7m t\u1eeb Trung Qu\u1ed1c \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 800 km\/h"},"content":{"rendered":"
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\nM\u00f4 h\u00ecnh t\u00e0u \u0111\u1ec7m t\u1eeb Trung Qu\u1ed1c \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 800 km\/h <\/h1>\n

Ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec7m t\u1eeb th\u1eed nghi\u1ec7m \u1edf t\u1ec9nh H\u1ed3 B\u1eafc \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 800 km\/h trong 5,3 gi\u00e2y \u1edf l\u1ea7n ch\u1ea1y th\u1eed th\u1ee9 ba nh\u01b0ng v\u1eabn ki\u1ec3m so\u00e1t t\u1ed1t l\u1ef1c phanh.<\/p>\n

Interesting Engineering<\/em> h\u00f4m 11\/8 \u0111\u01b0a tin, m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec7m t\u1eeb n\u1eb7ng 1.110 kg t\u0103ng t\u1ed1c t\u1eeb 0 \u0111\u1ebfn 800 km\/h ch\u1ec9 trong 5,3 gi\u00e2y tr\u00ean \u0111\u01b0\u1eddng th\u1eed d\u00e0i 1 km t\u1ea1i ph\u00f2ng th\u00ed nghi\u1ec7m Donghu \u1edf t\u1ec9nh H\u1ed3 B\u1eafc, Trung Qu\u1ed1c. \u0110\u00e2y l\u00e0 l\u1ea7n th\u1ee9 ba trong v\u00f2ng 6 th\u00e1ng n\u1ec1n t\u1ea3ng th\u1eed nghi\u1ec7m t\u1ea1i H\u1ed3 B\u1eafc ph\u00e1 k\u1ef7 l\u1ee5c th\u1ebf gi\u1edbi v\u1ec1 t\u0103ng t\u1ed1c c\u1ef1 ly ng\u1eafn b\u1eb1ng c\u00f4ng ngh\u1ec7 \u0111\u1ec7m t\u1eeb. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng n\u00e0y \u0111\u1ec3 th\u1eed nghi\u1ec7m c\u00f4ng ngh\u1ec7 \u0111\u1ea9y \u0111i\u1ec7n t\u1eeb si\u00eau t\u1ed1c, n\u00e2ng, \u0111\u1ecbnh v\u1ecb v\u00e0 phanh. Ngo\u00e0i ch\u1edf ng\u01b0\u1eddi v\u00e0 h\u00e0ng h\u00f3a trong t\u01b0\u01a1ng lai, c\u00f4ng ngh\u1ec7 m\u1edbi c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 h\u1ec7 th\u1ed1ng ph\u00f3ng \u0111i\u1ec7n t\u1eeb cho t\u00ean l\u1eeda v\u00e0 m\u00e1y bay chi\u1ebfn \u0111\u1ea5u.<\/p>\n

Kh\u00e1c v\u1edbi t\u00e0u th\u00f4ng th\u01b0\u1eddng, ph\u01b0\u01a1ng ti\u1ec7n th\u1eed nghi\u1ec7m n\u00e0y kh\u00f4ng s\u1eed d\u1ee5ng b\u00e1nh xe \u0111\u1ec3 di chuy\u1ec3n d\u1ecdc \u0111\u01b0\u1eddng ray. L\u1ef1c t\u1eeb n\u00e2ng ph\u01b0\u01a1ng ti\u1ec7n l\u00ean tr\u00ean \u0111\u01b0\u1eddng d\u1eabn, lo\u1ea1i b\u1ecf ti\u1ebfp x\u00fac gi\u1eefa b\u00e1nh xe v\u1edbi \u0111\u01b0\u1eddng ray v\u00e0 ma s\u00e1t \u0111i k\u00e8m. C\u00e1c tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb t\u1ea1o b\u1edfi cu\u1ed9n d\u00e2y d\u1ecdc \u0111\u01b0\u1eddng ray t\u1ea1o ra h\u00ecnh th\u00e0nh s\u00f3ng t\u1eeb d\u1ecbch chuy\u1ec3n. S\u00f3ng t\u1eeb n\u00e0y k\u00e9o v\u00e0 \u0111\u1ea9y ph\u01b0\u01a1ng ti\u1ec7n v\u1ec1 ph\u00eda tr\u01b0\u1edbc, t\u01b0\u01a1ng t\u1ef1 m\u1ed9t chi\u1ebfc n\u00e1 cao su kh\u1ed5ng l\u1ed3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n ch\u00ednh x\u00e1c.<\/p>\n

C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng th\u1eed nghi\u1ec7m ph\u1ea3i duy tr\u00ec ch\u1eb7t ch\u1ebd m\u1ee9c \u0111\u1ed9 sai l\u1ec7ch c\u1ee7a c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u01b0\u01a1ng ti\u1ec7n nh\u1eb9 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh \u1edf t\u1ed1c \u0111\u1ed9 c\u1ef1c cao. \u0110\u1ed9 l\u1ec7ch d\u1ecdc theo \u0111\u01b0\u1eddng ray gi\u1edbi h\u1ea1n \u1edf m\u1ee9c 0,5 mm trong khi h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n duy tr\u00ec \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c \u1edf m\u1ee9c milimet trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh. N\u1ec1n t\u1ea3ng th\u1eed nghi\u1ec7m c\u0169ng ch\u1ee9ng minh kh\u1ea3 n\u0103ng phanh c\u00f3 ki\u1ec3m so\u00e1t d\u00f9 \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 c\u1ef1c cao. Sau khi t\u1ed1c \u0111\u1ed9 c\u00e1n m\u1ed1c 800 km\/h (222 m\/s), ph\u01b0\u01a1ng ti\u1ec7n d\u1eebng b\u00e1nh m\u1ed9t c\u00e1ch \u00eam \u00e1i tr\u00ean qu\u00e3ng \u0111\u01b0\u1eddng h\u01a1n 200 m.<\/p>\n

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Ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec7m t\u1eeb ch\u1ea1y tr\u00ean \u0111\u01b0\u1eddng ray th\u1eed nghi\u1ec7m \u1edf t\u1ec9nh H\u1ed3 B\u1eafc. \u1ea2nh: Ph\u00f2ng th\u00ed nghi\u1ec7m Donghu<\/em><\/p>\n<\/figcaption><\/figure>\n

N\u1ec1n t\u1ea3ng th\u1eed nghi\u1ec7m t\u1ea1i H\u1ed3 B\u1eafc ho\u00e0n th\u00e0nh l\u1ea7n ch\u1ea1y c\u00f4ng khai \u0111\u1ea7u ti\u00ean v\u00e0o th\u00e1ng 6\/2025, \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 650 km\/h trong 7,1 gi\u00e2y (181 m\/s) v\u00e0 thi\u1ebft l\u1eadp k\u1ef7 l\u1ee5c th\u1ebf gi\u1edbi \u0111\u1ea7u ti\u00ean d\u00e0nh cho t\u0103ng t\u1ed1c c\u1ef1 ly ng\u1eafn b\u1eb1ng c\u00f4ng ngh\u1ec7 \u0111\u1ec7m t\u1eeb. Trong th\u00e1ng ti\u1ebfp theo, nh\u00f3m nghi\u00ean c\u1ee9u t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a l\u00ean 697 km\/h (194 m\/s). Th\u1eed nghi\u1ec7m v\u00e0o th\u00e1ng 11 n\u0103m ngo\u00e1i n\u00e2ng v\u1eadn t\u1ed1c l\u00ean 800 km\/h \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u00e1ng k\u1ec3 th\u1eddi gian t\u0103ng t\u1ed1c. Theo Kursiv<\/em>, ba l\u1ea7n ch\u1ea1y th\u1eed ki\u1ec3m tra nhi\u1ec1u c\u00f4ng ngh\u1ec7 quan tr\u1ecdng, bao g\u1ed3m cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cao, l\u1ef1c \u0111\u1ea9y \u0111i\u1ec7n t\u1eeb, ki\u1ec3m so\u00e1t n\u00e2ng \u1edf t\u1ed1c \u0111\u1ed9 cao, \u0111\u1ecbnh v\u1ecb ch\u00ednh x\u00e1c v\u00e0 phanh kh\u1ea9n c\u1ea5p.<\/p>\n

Theo Popular Science<\/em>, t\u00e0u \u0111\u1ec7m t\u1eeb \u0111\u00e3 tr\u1edf th\u00e0nh ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng ch\u00ednh trong nhi\u1ec1u th\u1eadp k\u1ef7 qua t\u1ea1i Trung Qu\u1ed1c, Nh\u1eadt B\u1ea3n v\u00e0 m\u1ed9t s\u1ed1 khu v\u1ef1c \u1edf ch\u00e2u \u00c2u. Lo\u1ea1i t\u00e0u n\u00e0y v\u1eadn chuy\u1ec3n h\u00e0nh kh\u00e1ch an to\u00e0n v\u1edbi t\u1ed1c \u0111\u1ed9 h\u01a1n 320 km\/h nh\u1edd h\u1ec7 th\u1ed1ng cu\u1ed9n d\u00e2y t\u1eeb \u0111\u1eb7c bi\u1ec7t t\u1ea1o ra c\u00e1c tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb lu\u00e2n phi\u00ean. Khi ho\u1ea1t \u0111\u1ed9ng, d\u00f2ng t\u1eeb tr\u01b0\u1eddng v\u1eeba n\u00e2ng v\u1eeba \u0111\u1ea9y t\u00e0u nhanh ch\u00f3ng t\u1edbi ga, cho ph\u00e9p t\u00e0u v\u01b0\u1ee3t qua h\u1ea1n ch\u1ebf do ma s\u00e1t. T\u00e0u \u0111\u1ec7m t\u1eeb th\u01b0\u01a1ng m\u1ea1i nhanh nh\u1ea5t th\u1ebf gi\u1edbi hi\u1ec7n nay l\u00e0 t\u00e0u Fuxing \u1edf Trung Qu\u1ed1c, \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a 349 km\/h v\u00e0 trung b\u00ecnh 317 km\/h tr\u00ean tuy\u1ebfn \u0111\u01b0\u1eddng d\u00e0i 1.021 km. Tuy nhi\u00ean, ph\u00f2ng th\u00ed nghi\u1ec7m Donghu \u0111ang th\u1eed nghi\u1ec7m h\u1ec7 th\u1ed1ng m\u1ea1nh m\u1ebd h\u01a1n nhi\u1ec1u.<\/p>\n

D\u1eef li\u1ec7u t\u1eeb c\u01a1 s\u1edf th\u1eed nghi\u1ec7m \u1edf H\u1ed3 B\u1eafc c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng v\u1eadn chuy\u1ec3n si\u00eau t\u1ed1c ho\u1ea1t \u0111\u1ed9ng trong \u0111\u01b0\u1eddng \u1ed1ng \u00e1p su\u1ea5t th\u1ea5p ho\u1eb7c ch\u00e2n kh\u00f4ng. Vi\u1ec7c lo\u1ea1i b\u1ecf c\u1ea3 ma s\u00e1t b\u00e1nh xe v\u00e0 ph\u1ea7n l\u1edbn l\u1ef1c c\u1ea3n kh\u00ed \u0111\u1ed9ng h\u1ecdc c\u00f3 th\u1ec3 cho ph\u00e9p c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n t\u01b0\u01a1ng lai duy tr\u00ec t\u1ed1c \u0111\u1ed9 nh\u01b0 m\u00e1y bay tr\u00ean m\u1eb7t \u0111\u1ea5t. Tuy nhi\u00ean, ph\u01b0\u01a1ng ti\u1ec7n l\u1eadp k\u1ef7 l\u1ee5c m\u1edbi ch\u1ec9 d\u1eebng l\u1ea1i \u1edf m\u00f4 h\u00ecnh trong ph\u00f2ng th\u00ed nghi\u1ec7m, kh\u00f4ng ph\u1ea3i l\u00e0 nguy\u00ean m\u1eabu t\u00e0u ch\u1edf kh\u00e1ch s\u1eb5n s\u00e0ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

Qu\u00e1 tr\u00ecnh m\u1edf r\u1ed9ng quy m\u00f4 c\u00f4ng ngh\u1ec7 s\u1ebd \u0111\u00f2i h\u1ecfi c\u00e1c k\u1ef9 s\u01b0 ph\u1ea3i v\u01b0\u1ee3t qua nhi\u1ec1u th\u00e1ch th\u1ee9c l\u1edbn li\u00ean quan \u0111\u1ebfn ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng, an to\u00e0n h\u00e0nh kh\u00e1ch, k\u00edch th\u01b0\u1edbc ph\u01b0\u01a1ng ti\u1ec7n, chi ph\u00ed h\u1ea1 t\u1ea7ng, x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng ray d\u00e0i v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao. H\u1ec7 th\u1ed1ng \u0111\u1ea9y \u0111i\u1ec7n t\u1eeb c\u00f3 th\u1ec3 gi\u00fap \u0111i\u1ec1u ch\u1ec9nh t\u0103ng t\u1ed1c t\u00ean l\u1eeda ho\u1eb7c m\u00e1y bay qu\u00e2n s\u1ef1 tr\u01b0\u1edbc khi c\u1ea5t c\u00e1nh, gi\u1ea3m ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u00ean li\u1ec7u tr\u00ean t\u00e0u.<\/p>\n

An Khang<\/strong>t\u1ed5ng h\u1ee3p<\/em><\/p>\n<\/article>\n

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https:\/\/vnexpress.net\/mo-hinh-tau-dem-tu-trung-quoc-dat-toc-do-800-km-h-5108242.html<\/p>\n","protected":false},"excerpt":{"rendered":"

M\u00f4 h\u00ecnh t\u00e0u \u0111\u1ec7m t\u1eeb Trung Qu\u1ed1c \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 800 km\/h Ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec7m t\u1eeb th\u1eed nghi\u1ec7m \u1edf t\u1ec9nh H\u1ed3 B\u1eafc \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 800 km\/h trong 5,3 gi\u00e2y \u1edf l\u1ea7n ch\u1ea1y th\u1eed th\u1ee9 ba nh\u01b0ng v\u1eabn ki\u1ec3m so\u00e1t t\u1ed1t l\u1ef1c phanh. Interesting Engineering h\u00f4m 11\/8 \u0111\u01b0a tin, m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec7m t\u1eeb n\u1eb7ng<\/p>\n","protected":false},"author":1,"featured_media":15032,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-15031","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghe"],"_links":{"self":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/15031","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15031"}],"version-history":[{"count":0,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/15031\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/media\/15032"}],"wp:attachment":[{"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15031"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15031"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15031"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}