{"id":225,"date":"2023-12-25T06:12:04","date_gmt":"2023-12-25T06:12:04","guid":{"rendered":"http:\/\/juyuans.com\/?p=225"},"modified":"2023-12-25T07:08:13","modified_gmt":"2023-12-25T07:08:13","slug":"bon-yeu-to-chinh-cua-vet-chay-ep-phun","status":"publish","type":"post","link":"https:\/\/juyuans.com\/vi\/bon-yeu-to-chinh-cua-vet-chay-ep-phun\/","title":{"rendered":"B\u1ed1n y\u1ebfu t\u1ed1 ch\u00ednh c\u1ee7a v\u1ebft ch\u00e1y trong khu\u00f4n \u00e9p phun"},"content":{"rendered":"

B\u1ed1n y\u1ebfu t\u1ed1 ch\u00ednh<\/strong>: Gi\u1ea3i th\u00edch v\u1ec1 ngu\u1ed3n g\u1ed1c v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a v\u1ebft ch\u00e1y tr\u00ean s\u1ea3n ph\u1ea9m \u0111\u00fac phun<\/p>\n

\"B\u1ed1n

B\u1ed1n y\u1ebfu t\u1ed1 ch\u00ednh c\u1ee7a v\u1ebft ch\u00e1y trong khu\u00f4n \u00e9p phun<\/p><\/div>\n

1. Y\u1ebfu t\u1ed1 th\u1ee9 nh\u1ea5t: G\u00e3y x\u01b0\u01a1ng tan ch\u1ea3y<\/strong><\/span><\/p>\n

Khi v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o khoang khu\u00f4n t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn trong \u0111i\u1ec1u ki\u1ec7n t\u1ed1c \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao, n\u00f3 r\u1ea5t d\u1ec5 x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng g\u1ecdi l\u00e0 "g\u00e3y n\u00f3ng ch\u1ea3y". Trong qu\u00e1 tr\u00ecnh n\u00e0y, b\u1ec1 m\u1eb7t c\u1ee7a v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y c\u00f3 c\u00e1c v\u1ebft n\u1ee9t ngang v\u00e0 v\u00f9ng b\u1ecb n\u1ee9t, th\u00f4 r\u00e1p, tr\u1ed9n l\u1eabn v\u00e0o l\u1edbp b\u1ec1 m\u1eb7t c\u1ee7a b\u1ed9 ph\u1eadn nh\u1ef1a, t\u1ea1o th\u00e0nh c\u00e1i g\u1ecdi l\u00e0 "d\u1ea5u n\u00f3ng ch\u1ea3y". V\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1eb7c bi\u1ec7t nghi\u00eam tr\u1ecdng khi m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c b\u01a1m tr\u1ef1c ti\u1ebfp v\u00e0o khoang khu\u00f4n qu\u00e1 l\u1edbn, d\u1eabn \u0111\u1ebfn v\u1ebft n\u1ee9t n\u00f3ng ch\u1ea3y \u0111\u00e1ng k\u1ec3 h\u01a1n v\u00e0 v\u1ebft n\u00f3ng ch\u1ea3y t\u01b0\u01a1ng \u1ee9ng l\u1edbn h\u01a1n tr\u00ean th\u00e0nh ph\u1ea9m.<\/p>\n

B\u1ea3n ch\u1ea5t c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng g\u00e3y tan ch\u1ea3y l\u00e0 do t\u00ednh ch\u1ea5t \u0111\u00e0n h\u1ed3i c\u1ee7a polyme n\u00f3ng ch\u1ea3y. Khi ch\u1ea5t tan ch\u1ea3y b\u00ean trong th\u00f9ng, ch\u1ea5t tan g\u1ea7n th\u00e0nh th\u00f9ng ch\u1ecbu ma s\u00e1t, d\u1eabn \u0111\u1ebfn \u1ee9ng su\u1ea5t cao h\u01a1n v\u00e0 t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y ch\u1eadm h\u01a1n. Sau khi ch\u1ea5t tan ch\u1ea3y \u0111\u01b0\u1ee3c phun ra t\u1eeb v\u00f2i phun, \u1ee9ng su\u1ea5t do th\u00e0nh th\u00f9ng g\u00e2y ra s\u1ebd bi\u1ebfn m\u1ea5t v\u00e0 ch\u1ea5t tan ch\u1ea3y \u1edf gi\u1eefa th\u00f9ng ch\u1ea3y v\u1edbi t\u1ed1c \u0111\u1ed9 c\u1ef1c cao. S\u1ef1 tan ch\u1ea3y g\u1ea7n th\u00e0nh th\u00f9ng \u0111\u01b0\u1ee3c mang \u0111i v\u00e0 t\u0103ng t\u1ed1c b\u1edfi s\u1ef1 tan ch\u1ea3y \u1edf trung t\u00e2m. V\u00ec d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t n\u00f3ng ch\u1ea3y t\u01b0\u01a1ng \u0111\u1ed1i li\u00ean t\u1ee5c n\u00ean v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t n\u00f3ng ch\u1ea3y b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i s\u1ebd s\u1eafp x\u1ebfp l\u1ea1i v\u00e0 c\u00f3 xu h\u01b0\u1edbng \u0111\u1ea1t v\u1eadn t\u1ed1c trung b\u00ecnh.<\/p>\n

Trong qu\u00e1 tr\u00ecnh n\u00e0y, s\u1ef1 tan ch\u1ea3y s\u1ebd tr\u1ea3i qua s\u1ef1 thay \u0111\u1ed5i m\u1ea1nh m\u1ebd v\u1ec1 \u1ee9ng su\u1ea5t, d\u1eabn \u0111\u1ebfn bi\u1ebfn d\u1ea1ng. Do t\u1ed1c \u0111\u1ed9 phun c\u1ef1c nhanh n\u00ean \u1ee9ng su\u1ea5t sinh ra \u0111\u1eb7c bi\u1ec7t l\u1edbn, v\u01b0\u1ee3t xa kh\u1ea3 n\u0103ng ch\u1ecbu bi\u1ebfn d\u1ea1ng c\u1ee7a tan ch\u1ea3y, d\u1eabn \u0111\u1ebfn v\u1ee1 tan ch\u1ea3y.<\/p>\n

N\u1ebfu ch\u1ea5t tan ch\u1ea3y g\u1eb7p ph\u1ea3i s\u1ef1 thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng \u0111\u1ed9t ng\u1ed9t \u1edf \u0111\u01b0\u1eddng d\u1eabn, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u01b0\u1eddng k\u00ednh co l\u1ea1i, gi\u00e3n n\u1edf ho\u1eb7c s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c \u0111i\u1ec3m ch\u1ebft, th\u00ec ch\u1ea5t tan ch\u1ea3y s\u1ebd t\u1ed3n t\u1ea1i v\u00e0 l\u01b0u th\u00f4ng trong c\u00e1c \u0111i\u1ec3m ch\u1ebft n\u00e0y. \u0110i\u1ec1u ki\u1ec7n \u1ee9ng su\u1ea5t c\u1ee7a n\u00f3 kh\u00e1c v\u1edbi \u0111i\u1ec1u ki\u1ec7n n\u00f3ng ch\u1ea3y th\u00f4ng th\u01b0\u1eddng, v\u1edbi \u0111\u1ed9 bi\u1ebfn d\u1ea1ng c\u1eaft l\u1edbn h\u01a1n. Khi n\u00f3 h\u00f2a tr\u1edf l\u1ea1i d\u00f2ng ch\u1ea3y b\u00ecnh th\u01b0\u1eddng v\u00e0 \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o, s\u1ef1 ph\u1ee5c h\u1ed3i bi\u1ebfn d\u1ea1ng kh\u00f4ng nh\u1ea5t qu\u00e1n gi\u1eefa hai b\u00ean kh\u00f4ng th\u1ec3 \u0111i\u1ec1u h\u00f2a \u0111\u01b0\u1ee3c. N\u1ebfu s\u1ef1 kh\u00e1c bi\u1ec7t l\u00e0 \u0111\u00e1ng k\u1ec3, g\u00e3y x\u01b0\u01a1ng v\u00e0 v\u1ee1 s\u1ebd x\u1ea3y ra. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y c\u00f2n \u0111\u01b0\u1ee3c bi\u1ec3u hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng \u0111\u1ee9t g\u00e3y tan ch\u1ea3y.<\/p>\n

T\u1eeb nh\u1eefng \u0111i\u1ec1u tr\u00ean, c\u00f3 th\u1ec3 th\u1ea5y r\u00f5 r\u1eb1ng \u0111\u1ec3 kh\u1eafc ph\u1ee5c hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ee9t g\u00e3y do n\u00f3ng ch\u1ea3y v\u00e0 tr\u00e1nh xu\u1ea5t hi\u1ec7n v\u1ebft \u0111\u1ed1m <\/strong>:<\/p>\n

Th\u1ee9 nh\u1ea5t, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i lo\u1ea1i b\u1ecf c\u00e1c g\u00f3c ch\u1ebft trong h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ec3 l\u00e0m cho c\u00e1c k\u00eanh d\u00f2ng ch\u1ea3y \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp h\u1ee3p l\u00fd nh\u1ea5t c\u00f3 th\u1ec3.<\/p>\n

Th\u1ee9 hai, t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a v\u1eadt li\u1ec7u m\u1ed9t c\u00e1ch th\u00edch h\u1ee3p \u0111\u1ec3 gi\u1ea3m th\u1eddi gian th\u01b0 gi\u00e3n c\u1ee7a v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y, gi\u00fap bi\u1ebfn d\u1ea1ng c\u1ee7a n\u00f3 d\u1ec5 d\u00e0ng ph\u1ee5c h\u1ed3i v\u00e0 l\u00e0nh l\u1ea1i h\u01a1n.<\/p>\n

C\u00e1ch ti\u1ebfp c\u1eadn th\u1ee9 ba l\u00e0 th\u00eam c\u00e1c ch\u1ea5t c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed th\u1ea5p v\u00e0o nguy\u00ean li\u1ec7u th\u00f4, b\u1edfi v\u00ec tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed c\u1ee7a ch\u1ea5t tan ch\u1ea3y c\u00e0ng th\u1ea5p v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a n\u00f3 c\u00e0ng r\u1ed9ng th\u00ec c\u00e0ng gi\u00fap gi\u1ea3m thi\u1ec3u hi\u1ec7u \u1ee9ng \u0111\u00e0n h\u1ed3i.<\/p>\n

Th\u1ee9 t\u01b0 l\u00e0 ki\u1ec3m so\u00e1t th\u00edch h\u1ee3p t\u1ed1c \u0111\u1ed9 phun v\u00e0 t\u1ed1c \u0111\u1ed9 quay tr\u1ee5c v\u00edt.<\/p>\n

Th\u1ee9 n\u0103m, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i b\u1ed1 tr\u00ed h\u1ee3p l\u00fd v\u1ecb tr\u00ed c\u1ee7a c\u1ed5ng v\u00e0 ch\u1ecdn \u0111\u00fang h\u00ecnh th\u1ee9c c\u1ee7a c\u1ed5ng. Th\u1ef1c ti\u1ec5n cho th\u1ea5y vi\u1ec7c s\u1eed d\u1ee5ng c\u1ed5ng \u0111i\u1ec3m m\u1edf r\u1ed9ng ho\u1eb7c c\u1ed5ng ng\u1ea7m (c\u1ed5ng h\u1ea7m) l\u00e0 kh\u00e1 l\u00fd t\u01b0\u1edfng. V\u1ecb tr\u00ed t\u1ed1t nh\u1ea5t cho c\u1ed5ng l\u00e0 n\u01a1i v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111i v\u00e0o bu\u1ed3ng chuy\u1ec3n ti\u1ebfp tr\u01b0\u1edbc khi ch\u1ea3y v\u00e0o khoang l\u1edbn h\u01a1n thay v\u00ec cho ph\u00e9p v\u1eadt li\u1ec7u ch\u1ea3y tr\u1ef1c ti\u1ebfp v\u00e0o khoang l\u1edbn h\u01a1n.<\/p>\n

2. Y\u1ebfu t\u1ed1 th\u1ee9 hai: Ki\u1ec3m so\u00e1t \u0111i\u1ec1u ki\u1ec7n \u0111\u00fac kh\u00f4ng \u0111\u00fang c\u00e1ch<\/strong><\/span><\/p>\n

\u0110\u00e2y c\u0169ng l\u00e0 nguy\u00ean nh\u00e2n quan tr\u1ecdng g\u00e2y ra v\u1ebft ch\u00e1y s\u00e9m tr\u00ean b\u1ec1 m\u1eb7t c\u00e1c chi ti\u1ebft nh\u1ef1a, \u0111\u1eb7c bi\u1ec7t t\u1ed1c \u0111\u1ed9 phun c\u00f3 \u1ea3nh h\u01b0\u1edfng kh\u00f4ng nh\u1ecf. Khi v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o khoang khu\u00f4n v\u1edbi t\u1ed1c \u0111\u1ed9 ch\u1eadm, tr\u1ea1ng th\u00e1i d\u00f2ng ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y l\u00e0 t\u1ea7ng; khi t\u1ed1c \u0111\u1ed9 phun t\u0103ng \u0111\u1ebfn m\u1ed9t m\u1ee9c nh\u1ea5t \u0111\u1ecbnh, tr\u1ea1ng th\u00e1i d\u00f2ng ch\u1ea3y d\u1ea7n d\u1ea7n chuy\u1ec3n sang d\u00f2ng ch\u1ea3y h\u1ed7n lo\u1ea1n.<\/p>\n

Trong tr\u01b0\u1eddng h\u1ee3p b\u00ecnh th\u01b0\u1eddng, b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn nh\u1ef1a \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh trong \u0111i\u1ec1u ki\u1ec7n d\u00f2ng ch\u1ea3y t\u1ea7ng c\u00f3 xu h\u01b0\u1edbng s\u00e1ng v\u00e0 m\u1ecbn, trong khi nh\u1eefng b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh trong \u0111i\u1ec1u ki\u1ec7n h\u1ed7n lo\u1ea1n kh\u00f4ng ch\u1ec9 d\u1ec5 b\u1ecb nh\u01b0\u1ee3c \u0111i\u1ec3m tr\u00ean b\u1ec1 m\u1eb7t m\u00e0 c\u00f2n c\u00f3 kh\u1ea3 n\u0103ng c\u00f3 t\u00fai kh\u00ed b\u00ean trong c\u00e1c b\u1ed9 ph\u1eadn. V\u00ec v\u1eady, t\u1ed1c \u0111\u1ed9 phun kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 cao; n\u00ean ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u \u0111\u1ec3 \u0111\u1ed5 \u0111\u1ea7y khu\u00f4n \u1edf tr\u1ea1ng th\u00e1i nhi\u1ec1u t\u1ea7ng.<\/p>\n

N\u1ebfu nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u00f3ng ch\u1ea3y qu\u00e1 cao, n\u00f3 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n h\u1ee7y v\u00e0 ch\u00e1y th\u00e0nh than c\u1ee7a n\u00f3ng ch\u1ea3y, d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ebft ch\u00e1y tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn nh\u1ef1a. N\u00f3i chung, t\u1ed1c \u0111\u1ed9 tr\u1ee5c v\u00edt c\u1ee7a m\u00e1y \u00e9p phun ph\u1ea3i nh\u1ecf h\u01a1n 90 v\u00f2ng \/ ph\u00fat v\u00e0 \u00e1p su\u1ea5t ng\u01b0\u1ee3c ph\u1ea3i nh\u1ecf h\u01a1n 2 MPa \u0111\u1ec3 tr\u00e1nh nhi\u1ec7t ma s\u00e1t qu\u00e1 m\u1ee9c trong th\u00f9ng.<\/p>\n

N\u1ebfu nhi\u1ec7t ma s\u00e1t qu\u00e1 l\u1edbn sinh ra trong qu\u00e1 tr\u00ecnh \u0111\u00fac do th\u1eddi gian quay c\u1ee7a tr\u1ee5c v\u00edt qu\u00e1 d\u00e0i khi r\u00fat l\u1ea1i, c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c b\u1eb1ng c\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 tr\u1ee5c v\u00edt m\u1ed9t c\u00e1ch th\u00edch h\u1ee3p, k\u00e9o d\u00e0i chu k\u1ef3 \u0111\u00fac, gi\u1ea3m \u00e1p su\u1ea5t ng\u01b0\u1ee3c tr\u1ee5c v\u00edt, t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ea5p li\u1ec7u. ph\u1ea7n c\u1ee7a th\u00f9ng v\u00e0 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u00f4i tr\u01a1n k\u00e9m.<\/p>\n

Trong qu\u00e1 tr\u00ecnh phun, d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c qu\u00e1 m\u1ee9c c\u1ee7a ch\u1ea5t tan ch\u1ea3y d\u1ecdc theo c\u00e1c r\u00e3nh v\u00edt v\u00e0 s\u1ef1 l\u01b0u gi\u1eef nh\u1ef1a \u1edf van m\u1ed9t chi\u1ec1u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 xu\u1ed1ng c\u1ea5p v\u00e0 ph\u00e2n h\u1ee7y c\u1ee7a ch\u1ea5t tan ch\u1ea3y. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, n\u00ean s\u1eed d\u1ee5ng nh\u1ef1a c\u00f3 \u0111\u1ed9 nh\u1edbt cao h\u01a1n, gi\u1ea3m \u00e1p su\u1ea5t phun m\u1ed9t c\u00e1ch th\u00edch h\u1ee3p v\u00e0 chuy\u1ec3n sang m\u00e1y \u00e9p phun c\u00f3 t\u1ef7 l\u1ec7 chi\u1ec1u d\u00e0i tr\u00ean \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n. C\u00e1c van m\u1ed9t chi\u1ec1u th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y \u00e9p phun kh\u00e1 d\u1ec5 g\u00e2y hi\u1ec7n t\u01b0\u1ee3ng l\u01b0u gi\u1eef, d\u1eabn \u0111\u1ebfn ph\u00e2n h\u1ee7y v\u00e0 \u0111\u1ed5i m\u00e0u. Khi ch\u1ea5t tan ch\u1ea3y b\u1ecb ph\u00e2n h\u1ee7y v\u00e0 \u0111\u1ed5i m\u00e0u \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o khoang khu\u00f4n, n\u00f3 c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh c\u00e1c v\u1ebft ch\u00e1y m\u00e0u tr\u00e0 ho\u1eb7c \u0111en. \u0110\u1ec3 ng\u0103n ch\u1eb7n \u0111i\u1ec1u n\u00e0y, h\u1ec7 th\u1ed1ng v\u00edt t\u1eadp trung xung quanh v\u00f2i phun ph\u1ea3i \u0111\u01b0\u1ee3c v\u1ec7 sinh th\u01b0\u1eddng xuy\u00ean.<\/p>\n

3. Y\u1ebfu t\u1ed1 th\u1ee9 ba: Tr\u1ee5c tr\u1eb7c khu\u00f4n<\/strong><\/span><\/p>\n

N\u1ebfu c\u00e1c l\u1ed7 th\u00f4ng h\u01a1i c\u1ee7a khu\u00f4n b\u1ecb ch\u1eb7n b\u1edfi ch\u1ea5t gi\u1ea3i ph\u00f3ng ho\u1eb7c c\u1eb7n r\u1eafn t\u1eeb nguy\u00ean li\u1ec7u th\u00f4, n\u1ebfu thi\u1ebft l\u1eadp th\u00f4ng h\u01a1i kh\u00f4ng \u0111\u1ee7 ho\u1eb7c \u0111\u1eb7t kh\u00f4ng \u0111\u00fang ho\u1eb7c n\u1ebfu t\u1ed1c \u0111\u1ed9 \u0111\u1ed5 \u0111\u1ea7y khu\u00f4n qu\u00e1 nhanh, kh\u00f4ng kh\u00ed b\u1ecb gi\u1eef l\u1ea1i trong khu\u00f4n c\u00f3 th\u1ec3 b\u1ecb n\u00e9n \u0111o\u1ea1n nhi\u1ec7t, t\u1ea1o ra kh\u00ed nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 g\u00e2y ph\u00e2n h\u1ee7y nh\u1ef1a v\u00e0 ch\u00e1y th\u00e0nh than. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u1ea7n ph\u1ea3i lo\u1ea1i b\u1ecf t\u1eafc ngh\u1ebdn, gi\u1ea3m l\u1ef1c k\u1eb9p v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng th\u00f4ng h\u01a1i k\u00e9m c\u1ee7a khu\u00f4n.<\/p>\n

Vi\u1ec7c x\u00e1c \u0111\u1ecbnh h\u00ecnh d\u1ea1ng v\u00e0 v\u1ecb tr\u00ed c\u1ee7a c\u1ed5ng khu\u00f4n c\u0169ng kh\u00e1 quan tr\u1ecdng. Trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf, c\u1ea7n xem x\u00e9t \u0111\u1ea7y \u0111\u1ee7 tr\u1ea1ng th\u00e1i d\u00f2ng ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u n\u00f3ng ch\u1ea3y v\u00e0 hi\u1ec7u su\u1ea5t x\u1ea3 c\u1ee7a khu\u00f4n.<\/p>\n

Ngo\u00e0i ra, l\u01b0\u1ee3ng ch\u1ea5t gi\u1ea3i ph\u00f3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 nhi\u1ec1u v\u00e0 b\u1ec1 m\u1eb7t c\u1ee7a khoang khu\u00f4n ph\u1ea3i \u0111\u01b0\u1ee3c duy tr\u00ec \u1edf \u0111\u1ed9 m\u1ecbn cao.<\/p>\n

4. Y\u1ebfu t\u1ed1 4: Nguy\u00ean li\u1ec7u th\u00f4 kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u<\/strong><\/span><\/p>\n

N\u1ebfu nguy\u00ean li\u1ec7u th\u00f4 ch\u1ee9a \u0111\u1ed9 \u1ea9m v\u00e0 c\u00e1c ch\u1ea5t d\u1ec5 bay h\u01a1i qu\u00e1 cao ho\u1eb7c n\u1ebfu ch\u1ec9 s\u1ed1 d\u00f2ng ch\u1ea3y qu\u00e1 cao ho\u1eb7c n\u1ebfu s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u ch\u1ea5t b\u00f4i tr\u01a1n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn khuy\u1ebft t\u1eadt v\u1ec1 v\u1ebft ch\u00e1y v\u00e0 v\u1ebft ch\u00e1y.<\/p>\n

\u0110\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, nguy\u00ean li\u1ec7u th\u00f4 ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng m\u00e1y s\u1ea5y ph\u1ec5u ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u1ea5y s\u01a1 b\u1ed9 kh\u00e1c, chuy\u1ec3n sang lo\u1ea1i nh\u1ef1a c\u00f3 ch\u1ec9 s\u1ed1 n\u00f3ng ch\u1ea3y th\u1ea5p h\u01a1n v\u00e0 gi\u1ea3m l\u01b0\u1ee3ng ch\u1ea5t b\u00f4i tr\u01a1n s\u1eed d\u1ee5ng.<\/p>\n

 <\/p>","protected":false},"excerpt":{"rendered":"

Four Key Factors: Explaining the Origins and Development of Burn Marks on Injection Molded Products 1. Factor One: Melt Fracture When the molten material is injected into a relatively large mold cavity under high-speed and high-pressure conditions, it is highly prone to a phenomenon known as \"melt fracture.\" During this process, the surface of the […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-225","post","type-post","status-publish","format-standard","hentry","category-blog"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/comments?post=225"}],"version-history":[{"count":0,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/225\/revisions"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media?parent=225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/categories?post=225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/tags?post=225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}