{"id":2912,"date":"2026-07-04T08:31:42","date_gmt":"2026-07-04T01:31:42","guid":{"rendered":"https:\/\/useful.vn\/?p=2912"},"modified":"2026-07-04T08:31:42","modified_gmt":"2026-07-04T01:31:42","slug":"ly-do-nhiet-do-ben-trong-may-bay-luon-lanh-cong","status":"publish","type":"post","link":"https:\/\/useful.vn\/?p=2912","title":{"rendered":"L\u00fd do nhi\u1ec7t \u0111\u1ed9 b\u00ean trong m\u00e1y bay lu\u00f4n l\u1ea1nh c\u00f3ng"},"content":{"rendered":"
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\nL\u00fd do nhi\u1ec7t \u0111\u1ed9 b\u00ean trong m\u00e1y bay lu\u00f4n l\u1ea1nh c\u00f3ng <\/h1>\n

Cabin m\u00e1y bay th\u01b0\u1eddng duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 r\u1ea5t l\u1ea1nh \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a h\u00e0nh kh\u00e1ch, ng\u0103n ch\u1eb7n m\u00f9i h\u00f4i c\u01a1 th\u1ec3 trong kh\u00f4ng gian \u0111\u00f4ng \u0111\u00fac v\u00e0 l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh l\u00e2y lan m\u1ea7m b\u1ec7nh.<\/p>\n

Theo Bobby Laurie, c\u1ef1u ti\u1ebfp vi\u00ean h\u00e0ng kh\u00f4ng, nhi\u1ec7t \u0111\u1ed9 l\u00fd t\u01b0\u1edfng c\u1ee7a cabin m\u00e1y bay n\u1eb1m trong kho\u1ea3ng t\u1eeb 21 \u0111\u1ebfn 24 \u0111\u1ed9 C. \u0110\u00e2y l\u00e0 nhi\u1ec7t \u0111\u1ed9 trong nh\u00e0 m\u00e0 h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi c\u1ea3m th\u1ea5y tho\u1ea3i m\u00e1i. Tuy nhi\u00ean, do cabin m\u00e1y bay c\u00f3 \u0111\u1ed9 \u1ea9m th\u1ea5p h\u01a1n (th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 10 \u0111\u1ebfn 20% \u1edf \u0111\u1ed9 cao h\u00e0nh tr\u00ecnh, kh\u00f4 h\u01a1n ph\u1ea7n l\u1edbn sa m\u1ea1c) \u0111\u1ec3 ng\u0103n ng\u1eeba \u0103n m\u00f2n khung, h\u00e0nh kh\u00e1ch c\u00f3 th\u1ec3 c\u1ea3m th\u1ea5y l\u1ea1nh h\u01a1n h\u1eb3n.<\/p>\n

C\u00e1c h\u00e3ng h\u00e0ng kh\u00f4ng th\u01b0\u01a1ng m\u1ea1i duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 cabin trong kho\u1ea3ng tr\u00ean \u0111\u1ec3 ng\u0103n ng\u1eeba h\u00e0nh kh\u00e1ch b\u1ecb ng\u1ea5t x\u1ec9u do thi\u1ebfu oxy. Theo Popular Science<\/em>, tr\u00ean m\u00e1y bay, t\u00ecnh tr\u1ea1ng h\u00e0nh kh\u00e1ch b\u1ecb ng\u1ea5t x\u1ea3y ra kh\u00e1 th\u01b0\u1eddng xuy\u00ean, \u0111\u1eb7c bi\u1ec7t ph\u1ed5 bi\u1ebfn trong chuy\u1ebfn bay \u0111\u00eam. \u0110\u00f3 l\u00e0 do \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed trong cabin th\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1eef \u1edf m\u1ee9c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u0111\u1ed9 cao 1.800 – 2.400 m so v\u1edbi m\u1ef1c n\u01b0\u1edbc bi\u1ec3n \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 li\u1ec1n kh\u1ed1i c\u1ee7a m\u00e1y bay.<\/p>\n

D\u00f9 \u0111a s\u1ed1 h\u00e0nh kh\u00e1ch th\u1eadm ch\u00ed kh\u00f4ng ph\u00e1t hi\u1ec7n \u0111i\u1ec1u ch\u1ec9nh \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed n\u00eau tr\u00ean, c\u01a1 th\u1ec3 ti\u1ebfp x\u00fac v\u1edbi l\u01b0\u1ee3ng oxy \u00edt h\u01a1n 25% so v\u1edbi m\u1ef1c n\u01b0\u1edbc bi\u1ec3n. Nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng quen v\u1edbi \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3 s\u1ebd c\u1ea3m th\u1ea5y ch\u00f3ng m\u1eb7t ho\u1eb7c cho\u00e1ng v\u00e1ng, th\u1eadm ch\u00ed ng\u1ea5t x\u1ec9u. Nh\u1eb1m h\u1ea1n ch\u1ebf nguy c\u01a1, phi h\u00e0nh \u0111o\u00e0n th\u01b0\u1eddng gi\u1ea3m nhi\u1ec7t \u0111\u1ed9, d\u1ef1a v\u00e0o kh\u00f4ng kh\u00ed l\u1ea1nh \u0111\u1ec3 gi\u1eef cho h\u00e0nh kh\u00e1ch t\u1ec9nh t\u00e1o h\u01a1n, \u0111\u1eb7c bi\u1ec7t khi c\u1ea7n \u1ee9ng ph\u00f3 v\u1edbi nhi\u1ec5u \u0111\u1ed9ng \u0111\u1ed9t ng\u1ed9t ho\u1eb7c ph\u1ea3i s\u01a1 t\u00e1n hi\u1ec7u qu\u1ea3.<\/p>\n

Nhi\u1ec7t \u0111\u1ed9 \u1ea5m khi\u1ebfn c\u01a1 th\u1ec3 kh\u00f3 duy tr\u00ec tu\u1ea7n ho\u00e0n, tim \u0111\u1eadp nhanh v\u00e0 b\u01a1m m\u00e1u m\u1ea1nh h\u01a1n, do \u0111\u00f3 c\u1ea7n nhi\u1ec1u oxy h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, kh\u00f4ng kh\u00ed l\u1ea1nh l\u00e0m ch\u1eadm nh\u1ecbp tim, gi\u1eef nh\u1ecbp th\u1edf \u0111\u1ec1u \u0111\u1eb7n v\u00e0 \u1ed5n \u0111\u1ecbnh m\u1ee9c oxy trong m\u00e1u, ng\u0103n ch\u1eb7n t\u00ecnh tr\u1ea1ng bu\u1ed3n n\u00f4n v\u00e0 say m\u00e1y bay b\u1eb1ng c\u00e1ch l\u00e0m d\u1ecbu h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3.<\/p>\n

Duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 l\u1ea1nh trong cabin m\u00e1y bay c\u0169ng gi\u00fap \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 \u1ea9m b\u00ean trong c\u01a1 th\u1ec3. Th\u00f4ng th\u01b0\u1eddng, \u0111\u1ed9 \u1ea9m th\u1ea5p c\u1ee7a cabin s\u1ebd th\u00fac \u0111\u1ea9y h\u01a1i \u1ea9m tr\u00ean c\u01a1 th\u1ec3 ng\u01b0\u1eddi b\u1ed1c h\u01a1i nhanh h\u01a1n, g\u00e2y m\u1ea5t n\u01b0\u1edbc t\u1ee9c th\u1eddi. Nh\u01b0ng vi\u1ec7c b\u01a1m kh\u00f4ng kh\u00ed l\u1ea1nh l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh b\u1ed1c h\u01a1i \u0111\u00f3, \u0111\u1ed3ng th\u1eddi khi\u1ebfn m\u00f4i tr\u01b0\u1eddng xung quanh c\u00f3 v\u1ebb b\u1edbt ng\u1ed9t ng\u1ea1t h\u01a1n trong th\u1eddi gian d\u00e0i.<\/p>\n

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Nhi\u1ec7t \u0111\u1ed9 l\u1ea1nh trong cabin \u0111em l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch cho h\u00e0nh kh\u00e1ch. \u1ea2nh: Rosen Aviation<\/em><\/p>\n<\/figcaption><\/figure>\n

Theo Rosen Aviation<\/em>, nhi\u1ec7t \u0111\u1ed9 cabin m\u00e1t h\u01a1n c\u00f3 th\u1ec3 gi\u1ea3m nguy c\u01a1 h\u00e0nh kh\u00e1ch m\u1eafc b\u1ec7nh tr\u00ean chuy\u1ebfn bay. B\u1eb1ng c\u00e1ch gi\u1ea3m \u0111\u1ed9 \u1ea9m trong kh\u00f4ng kh\u00ed v\u00e0 lo\u1ea1i b\u1ecf vi sinh v\u1eadt nh\u1edd h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a, cabin l\u1ea1nh c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 l\u00e2y lan c\u1ee7a vi khu\u1ea9n v\u00e0 vi tr\u00f9ng v\u1ed1n ho\u1ea1t \u0111\u1ed9ng m\u1ea1nh h\u01a1n trong m\u00f4i tr\u01b0\u1eddng \u1ea5m \u00e1p.<\/p>\n

C\u00e1c h\u1ec7 th\u1ed1ng c\u1ee7a m\u00e1y bay c\u0169ng ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n trong \u0111i\u1ec1u ki\u1ec7n l\u1ea1nh. Kh\u00f4ng kh\u00ed m\u00e1t gi\u00fap thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed tr\u00ean m\u00e1y bay t\u1ea3n nhi\u1ec7t v\u00e0 duy tr\u00ec m\u1ee9c nhi\u1ec7t t\u1ed1i \u01b0u cho \u0111\u1ed9ng c\u01a1, g\u00f3p ph\u1ea7n t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3 v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

T\u1ea5t c\u1ea3 m\u00e1y bay th\u01b0\u01a1ng m\u1ea1i \u0111\u1ec1u c\u00f3 H\u1ec7 th\u1ed1ng Ki\u1ec3m so\u00e1t M\u00f4i tr\u01b0\u1eddng (ECS) t\u00edch h\u1ee3p qu\u1ea3n l\u00fd \u00e1p su\u1ea5t cabin, nhi\u1ec7t \u0111\u1ed9 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed c\u1ee7a m\u00e1y bay. ECS ph\u00e2n ph\u1ed1i kh\u00f4ng kh\u00ed \u0111i\u1ec1u h\u00f2a \u0111\u1ebfn m\u1ed9t s\u1ed1 khu v\u1ef1c ri\u00eang bi\u1ec7t tr\u00ean to\u00e0n b\u1ed9 m\u00e1y bay. Cabin h\u00e0nh kh\u00e1ch th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh 2-4 khu v\u1ef1c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9c l\u1eadp (v\u00ed d\u1ee5 khu tr\u01b0\u1edbc, gi\u1eefa v\u00e0 sau). \u0110\u1ec3 qu\u1ea3n l\u00fd nhi\u1ec7t \u0111\u1ed9 \u1edf t\u1eebng khu v\u1ef1c c\u1ee5 th\u1ec3, m\u00e1y bay s\u1eed d\u1ee5ng van kh\u00f4ng kh\u00ed \u0111i\u1ec1u ch\u1ec9nh, \u0111\u01b0a m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf kh\u00f4ng kh\u00ed n\u00f3ng ho\u1eb7c l\u1ea1nh v\u00e0o c\u00e1c \u1ed1ng d\u1eabn kh\u00ed ch\u00ednh, cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 c\u1ee5c b\u1ed9.<\/p>\n

M\u1ed9t s\u1ed1 m\u00e1y bay c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00e1nh gi\u00e1 m\u00f4i tr\u01b0\u1eddng cabin theo th\u1eddi gian th\u1ef1c nh\u1edd c\u00f4ng ngh\u1ec7 ch\u1ee5p \u1ea3nh nhi\u1ec7t v\u00e0 h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t. C\u00f4ng ngh\u1ec7 n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh khu v\u1ef1c d\u1ec5 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9, qua \u0111\u00f3 \u0111i\u1ec1u ch\u1ec9nh k\u1ecbp th\u1eddi \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 m\u00e1t m\u1ebb \u1ed5n \u0111\u1ecbnh trong cabin.<\/p>\n

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

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https:\/\/vnexpress.net\/ly-do-nhiet-do-ben-trong-may-bay-luon-lanh-cong-5091236.html<\/p>\n","protected":false},"excerpt":{"rendered":"

L\u00fd do nhi\u1ec7t \u0111\u1ed9 b\u00ean trong m\u00e1y bay lu\u00f4n l\u1ea1nh c\u00f3ng Cabin m\u00e1y bay th\u01b0\u1eddng duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 r\u1ea5t l\u1ea1nh \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a h\u00e0nh kh\u00e1ch, ng\u0103n ch\u1eb7n m\u00f9i h\u00f4i c\u01a1 th\u1ec3 trong kh\u00f4ng gian \u0111\u00f4ng \u0111\u00fac v\u00e0 l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh l\u00e2y lan m\u1ea7m b\u1ec7nh. Theo Bobby Laurie, c\u1ef1u ti\u1ebfp vi\u00ean<\/p>\n","protected":false},"author":1,"featured_media":2913,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2912","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\/2912","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=2912"}],"version-history":[{"count":0,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/2912\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/media\/2913"}],"wp:attachment":[{"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}