![\"\"](\"https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/02\/lQLPKGhUcDXAi2fNAfTNArKwdbgidwqWUowHpDeMdZyGAA_690_500.png\" "\\"lQLPKGhUcDXAi2fNAfTNArKwdbgidwqWUowHpDeMdZyGAA_690_500\\"")
<\/a><\/figure><\/div>\n\n\n\nI. Ph\u00e2n lo\u1ea1i \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/strong><\/h2>\n\n\n\n1. Theo lo\u1ea1i ch\u1ed1ng ch\u00e1y n\u1ed5, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i: lo\u1ea1i ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 lo\u1ea1i t\u0103ng c\u01b0\u1eddng an to\u00e0n, t\u01b0\u01a1ng \u1ee9ng v\u1edbi thi\u1ebft b\u1ecb ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 thi\u1ebft b\u1ecb t\u0103ng c\u01b0\u1eddng an to\u00e0n, d\u00f9ng l\u00e0m k\u1ebft n\u1ed1i linh ho\u1ea1t cho h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn. Vi\u1ec7c l\u1eafp \u0111\u1eb7t t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng c\u1ea7n ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi lo\u1ea1i ch\u1ed1ng ch\u00e1y n\u1ed5 c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5.
2. Theo v\u1eadt li\u1ec7u, hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng c\u1ee7a c\u1ea3nh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i sau:<\/p>\n\n\n\n
\u2460Th\u00e9p kh\u00f4ng g\u1ec9, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ch\u1ed1ng l\u00e3o h\u00f3a, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n
\u2461V\u1eadt li\u1ec7u cao su, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ch\u1ed1ng l\u00e3o h\u00f3a t\u1ed1t, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong nh\u00e0.<\/p>\n\n\n\n
II. Y\u00eau c\u1ea7u v\u1ec1 c\u1ea5u tr\u00fac \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h2>\n\n\n\n1. \u1ed0ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 bao g\u1ed3m c\u00e1c kh\u1edbp \u1ed1ng v\u00e0 \u1ed1ng n\u1ed1i \u1edf c\u1ea3 hai \u0111\u1ea7u, v\u00e0 c\u00e1c \u1ed1ng n\u1ed1i \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb \u1ed1ng trong v\u00e0 v\u1ecf b\u1ecdc;<\/p>\n\n\n\n
2. Ren k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i c\u1ee7a m\u1ed1i n\u1ed1i \u1ed1ng c\u1ee7a \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf theo c\u1ea5u tr\u00fac ren m\u00e9t, ren \u1ed1ng tr\u1ee5 ho\u1eb7c ren \u1ed1ng n\u00f3n;
3. C\u00e1c kh\u1edbp \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb v\u1eadt li\u1ec7u kim lo\u1ea1i cu\u1ed9n kh\u00f4ng b\u1ecb \u0103n m\u00f2n ho\u1eb7c x\u1eed l\u00fd m\u1ea1, v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb v\u1eadt li\u1ec7u kim lo\u1ea1i nh\u1eb9, v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c ren kh\u00f4ng nh\u1ecf h\u01a1n 6g\/6H, b\u01b0\u1edbc ren kh\u00f4ng nh\u1ecf h\u01a1n 0,75 mm v\u00e0 kh\u00f4ng l\u1edbn h\u01a1n 3 mm; s\u1ed1 l\u01b0\u1ee3ng n\u00fat kh\u00f3a kh\u00f4ng nh\u1ecf h\u01a1n 5 n\u00fat, v\u00e0 chi\u1ec1u d\u00e0i kh\u00f3a kh\u00f4ng nh\u1ecf h\u01a1n 8 mm;
4. \u1ed0ng b\u00ean trong c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng \u1ed1ng kim lo\u1ea1i g\u1ee3n s\u00f3ng, \u1ed1ng kim lo\u1ea1i ho\u1eb7c \u1ed1ng kim lo\u1ea1i d\u1ea1ng da r\u1eafn, v\u00e0 \u1ed1ng b\u00ean trong ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c v\u1eadt li\u1ec7u kim lo\u1ea1i m\u1ea1 \u0111i\u1ec7n;
5. V\u1ecf b\u1ecdc \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1ecf b\u1ecdc l\u01b0\u1edbi kim lo\u1ea1i \u0111an, v\u1ecf b\u1ecdc cao su, v\u1ecf b\u1ecdc nh\u1ef1a v\u00e0 c\u00e1c c\u1ea5u tr\u00fac kh\u00e1c; \u0111\u1ed9 d\u00e0y c\u1ee7a v\u1ecf b\u1ecdc nh\u1ef1a ho\u1eb7c cao su kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n 0,8 mm;
6. \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh theo b\u1ea3ng sau:<\/p>\n\n\n\n
\u1ed0ng m\u1ec1m c\u00f3 v\u1ecf b\u1ecdc l\u01b0\u1edbi kim lo\u1ea1i \u0111an xen, ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh v\u00e0 kh\u00f4ng b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi nhi\u1ec7t \u0111\u1ed9.<\/p>\n\n\n\n
\u1ed0ng m\u1ec1m b\u1ecdc cao su ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh th\u01b0\u1eddng l\u00e0 -20 ~ +60 \u00b0C.<\/p>\n\n\n\n
\u1ed0ng \u0111\u00fac v\u1ecf nh\u1ef1a c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh th\u00f4ng th\u01b0\u1eddng l\u00e0 t\u1eeb +5 \u00b0C \u0111\u1ebfn +40 \u00b0C.<\/p>\n\n\n\n
L\u01b0u \u00fd: Vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m c\u00f3 v\u1ecf b\u1ecdc b\u1eb1ng cao su ho\u1eb7c nh\u1ef1a ch\u1ea5t l\u01b0\u1ee3ng cao, trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng kh\u00e1c, khi th\u1eed nghi\u1ec7m \u0111\u1ea1t y\u00eau c\u1ea7u, c\u0169ng c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n
M\u1edf r\u1ed9ng ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng m\u00e0 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n\n\n\n
7. \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb \u1ed1ng \u0111\u1ed3ng ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng m\u1ed1i h\u00e0n, \u0111\u01b0\u1ee3c b\u1ecdc b\u1eb1ng l\u01b0\u1edbi th\u00e9p \u0111\u1ed3ng, \u0111\u1ed3ng thau ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9.;
8. \u0110\u1ed1i v\u1edbi \u0111\u01b0\u1eddng k\u00ednh trong 20mm tr\u1edf xu\u1ed1ng, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng theo ti\u00eau chu\u1ea9n YB \/ T 5306, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb \u1ed1ng kim lo\u1ea1i m\u1ea1 k\u1ebdm, b\u1ecdc b\u1eb1ng v\u1ecf cao su ho\u1eb7c nh\u1ef1a kh\u00f4ng ch\u00e1y ho\u1eb7c ch\u1ed1ng ch\u00e1y.;
9. \u1ed0ng m\u1ec1m t\u0103ng c\u01b0\u1eddng an to\u00e0n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb \u1ed1ng kim lo\u1ea1i m\u1ea1 k\u1ebdm theo ti\u00eau chu\u1ea9n YB\/T 5306, b\u1ecdc b\u1eb1ng l\u01b0\u1edbi \u0111\u1ed3ng, \u0111\u1ed3ng thau ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9, ho\u1eb7c v\u1ecf b\u1ecdc b\u1eb1ng cao su ho\u1eb7c nh\u1ef1a kh\u00f4ng ch\u00e1y ho\u1eb7c ch\u1ed1ng ch\u00e1y.<\/p>\n\n\n\n
III. L\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h2>\n\n\n\n1. C\u00e1c \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft cho vi\u1ec7c l\u1eafp \u0111\u1eb7t \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h3>\n\n\n\n\u2460 Thi\u1ebft b\u1ecb ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c trang b\u1ecb v\u1edbi vi\u1ec7c l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb; \u2461 Thi\u1ebft b\u1ecb l\u1eafp \u0111\u1eb7t c\u00f3 ch\u1ee9a m\u1ed9t ph\u1edbt; \u2462 K\u00edch th\u01b0\u1edbc c\u1ee7a v\u00f2ng ph\u1edbt v\u00e0 k\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i c\u1ee7a c\u00e1p (kh\u00f4ng c\u00f3 v\u1ecf b\u1ecdc) ph\u1ea3i t\u01b0\u01a1ng \u1ee9ng v\u1edbi k\u00edch th\u01b0\u1edbc.
\u00a0D\u1ef1a tr\u00ean c\u01a1 s\u1edf tr\u00ean, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 trong l\u0129nh v\u1ef1c l\u1eafp \u0111\u1eb7t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ea7n l\u01b0u \u00fd hai t\u00ecnh hu\u1ed1ng sau:
\u00a0(1) \u1ed0ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1c y\u1ebfu t\u1ed1 n\u00e9n t\u1ea1i v\u1ecb tr\u00ed chuy\u1ec3n ti\u1ebfp gi\u1eefa c\u00e1c ph\u1ea7n l\u1eafp \u0111\u1eb7t.
\u00a0\u1ee8ng d\u1ee5ng: Chi\u1ec1u d\u00e0i n\u00e9n kh\u00f4ng tr\u1ee5c c\u1ee7a v\u00f2ng \u0111\u1ec7m b\u1ecb gi\u1edbi h\u1ea1n v\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c \u00e9p ch\u1eb7t v\u00e0o v\u00f2ng \u0111\u1ec7m trong thi\u1ebft b\u1ecb d\u1eabn v\u00e0o. K\u1ebf ho\u1ea1ch l\u1eafp \u0111\u1eb7t: Gi\u1eefa \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 mi\u1ec7ng d\u1eabn v\u00e0o ph\u1ea3i l\u1eafp \u0111\u1eb7t y\u1ebfu t\u1ed1 n\u00e9n chuy\u1ec3n ti\u1ebfp, nh\u1eb1m \u0111\u1ea1t m\u1ee5c \u0111\u00edch n\u00e9n l\u1ea7n \u0111\u1ea7u v\u00f2ng \u0111\u1ec7m \u0111\u1ec3 gi\u1eef c\u00e1p ch\u1eb7t, sau \u0111\u00f3 k\u1ebft n\u1ed1i \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5.
\u00a0(2) \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 vi\u1ec7c \u00e1p d\u1ee5ng k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp gi\u1eefa c\u00e1c c\u1ed5ng.
\u00a0\u1ee8ng d\u1ee5ng: N\u00e9n kh\u00f4ng tr\u1ee5c chi\u1ec1u d\u00e0i v\u00f2ng \u0111\u1ec7m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c n\u00e9n v\u00e0o thi\u1ebft b\u1ecb b\u00ean trong v\u00f2ng \u0111\u1ec7m. L\u1eafp \u0111\u1eb7t: K\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp gi\u1eefa \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 c\u1ed5ng v\u00e0o, s\u1eed d\u1ee5ng \u0111\u1ea7u n\u1ed1i ph\u00eda tr\u01b0\u1edbc c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u1ec3 n\u00e9n v\u00f2ng \u0111\u1ec7m v\u00e0 gi\u1eef ch\u1eb7t c\u00e1p.
\u00a0<\/strong><\/p>\n\n\n\n2. H\u01b0\u1edbng d\u1eabn \u0111\u1eb7c bi\u1ec7t:<\/strong><\/h3>\n\n\n\nC\u1ea7n \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd r\u1eb1ng n\u1ebfu ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t c\u00e1p b\u1ecdc th\u00e9p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng, thi\u1ebft b\u1ecb d\u1eabn c\u00e1p b\u1ecdc th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t t\u1ea1i c\u1ed5ng d\u1eabn c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5 tr\u01b0\u1edbc khi k\u1ebft n\u1ed1i \u1ed1ng m\u1ec1m.<\/p>\n\n\n\n
VI. <\/strong>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h2>\n\n\n\n\u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng \u1ed1ng th\u00e9p \u0110\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng do \u1ee9ng su\u1ea5t, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi h\u1ec7 th\u1ed1ng \u1ed1ng th\u00e9p v\u00e0 trong ba tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y.<\/p>\n\n\n\n
1. C\u1ed5ng v\u00e0o \u0111\u1ed9ng c\u01a1;<\/p>\n\n\n\n
2. Trong tr\u01b0\u1eddng h\u1ee3p g\u1eb7p kh\u00f3 kh\u0103n khi k\u1ebft n\u1ed1i \u1ed1ng d\u1eabn v\u1edbi thi\u1ebft b\u1ecb \u0111i\u1ec7n;<\/p>\n\n\n\n
3. N\u01a1i \u1ed1ng d\u1eabn \u0111i qua c\u00e1c khe co gi\u00e3n v\u00e0 khe l\u00fan trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng.<\/p>\n\n\n\n
V. C\u00f3 c\u1ea7n thi\u1ebft ph\u1ea3i l\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 kh\u00f4ng?<\/strong><\/h2>\n\n\n\n1. \u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h3>\n\n\n\n\u1ed0ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 c\u00e1c \u01b0u \u0111i\u1ec3m nh\u01b0 ch\u1ed1ng ch\u00e1y, ch\u1ed1ng \u0103n m\u00f2n, ch\u1ed1ng n\u01b0\u1edbc, ch\u1ed1ng l\u00e3o h\u00f3a, c\u1ea5u tr\u00fac ch\u1eafc ch\u1eafn, v.v. Ngo\u00e0i ra, \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p kh\u1ecfi b\u1ecb h\u01b0 h\u1ecfng. Tuy nhi\u00ean, do \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 t\u1ea1i \u0111i\u1ec3m n\u1ed1i thi\u1ebft b\u1ecb kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn, nh\u01b0\u1ee3c \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a n\u00f3 l\u00e0 n\u01b0\u1edbc c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb. N\u01b0\u1edbc x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng nh\u1eb9 cho thi\u1ebft b\u1ecb ho\u1eb7c g\u00e2y ra s\u1ef1 c\u1ed1 \u0111i\u1ec1u khi\u1ec3n nghi\u00eam tr\u1ecdng, d\u1eabn \u0111\u1ebfn tai n\u1ea1n an to\u00e0n. \u0110\u00e2y l\u00e0 l\u00fd do ch\u00ednh khi\u1ebfn \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 kh\u00f4ng \u0111\u01b0\u1ee3c nh\u00e2n vi\u00ean b\u1ea3o tr\u00ec thi\u1ebft b\u1ecb \u01b0a chu\u1ed9ng. 2.
\u00a0<\/strong><\/p>\n\n\n\n2. Theo y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt, ph\u1ea3i \u0111\u01b0\u1ee3c trang b\u1ecb \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5.<\/strong><\/h3>\n\n\n\n\u0110\u1ec1 c\u1eadp \u0111\u1ebfn ti\u00eau chu\u1ea9n \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5, ch\u1ec9 c\u00e1c c\u00f4ng tr\u00ecnh m\u1edbi ho\u1eb7c c\u1ea3i t\u1ea1o (m\u1edf r\u1ed9ng) c\u1ee7a h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng trong c\u00f4ng tr\u00ecnh \u0111\u01b0\u1eddng \u1ed1ng d\u1ea7u kh\u00ed m\u1edbi \u0111\u01b0\u1ee3c trang b\u1ecb \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5. \u0110\u1ed1i v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng kh\u00e1c, kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5. \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 c\u00e1c m\u1ed1i n\u1ed1i k\u1eb9p v\u00e0 b\u1ecbt k\u00edn ch\u1ed1ng ch\u00e1y n\u1ed5 c\u1ee7a c\u00e1p ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n
3. Quy\u1ebft \u0111\u1ecbnh c\u00f3 l\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng t\u00f9y theo t\u00ecnh hu\u1ed1ng c\u1ee5 th\u1ec3.<\/strong><\/h3>\n\n\n\n\u2460 \u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng an to\u00e0n n\u1ed9i t\u1ea1i, kh\u00f4ng c\u1ea7n ph\u1ea3i b\u00e0n lu\u1eadn v\u1ec1 vi\u1ec7c c\u00f3 n\u00ean trang b\u1ecb \u1ed1ng d\u1eabn linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng. C\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng an to\u00e0n n\u1ed9i t\u1ea1i do gi\u1edbi h\u1ea1n n\u0103ng l\u01b0\u1ee3ng c\u1ee7a l\u01b0\u1edbi an to\u00e0n, ngay c\u1ea3 khi m\u1ea1ch b\u1ecb ng\u1eafn m\u1ea1ch, d\u00f2ng \u0111i\u1ec7n t\u1ed1i \u0111a th\u01b0\u1eddng kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 50mA, n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u1ed1t ch\u00e1y kh\u00ed d\u1ec5 ch\u00e1y, t\u1ee9c l\u00e0 kh\u00f4ng c\u1ea7n b\u00e0n lu\u1eadn v\u1ec1 vi\u1ec7c c\u00f3 n\u00ean th\u00eam \u1ed1ng d\u1eabn ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng.
\u00a0\u2461 \u0110\u1ed1i v\u1edbi thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng ch\u1ed1ng ch\u00e1y n\u1ed5, van solenoid, thi\u1ebft b\u1ecb b\u00e1o \u0111\u1ed9ng kh\u00ed d\u1ec5 ch\u00e1y v\u00e0 \u0111\u1ed9c h\u1ea1i, v.v., c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5, c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ed9 n\u1ed1i k\u00edn ch\u1ed1ng ch\u00e1y n\u1ed5 cho c\u00e1p. Hai c\u1ea5u h\u00ecnh n\u00e0y \u0111\u1ec1u tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.
\u00a0\u2462 \u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 \u201cthi\u1ebft b\u1ecb gi\u00e1m s\u00e1t an to\u00e0n t\u1ea1i khu v\u1ef1c b\u1ed3n ch\u1ee9a h\u00f3a ch\u1ea5t nguy hi\u1ec3m l\u00e0 ngu\u1ed3n r\u1ee7i ro ch\u00ednh v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn d\u1ea7u kh\u00ed\u201d, theo quy \u0111\u1ecbnh t\u1ea1i m\u1ee5c 4.2.5, khu v\u1ef1c b\u1ed3n ch\u1ee9a \u0111\u01b0\u1ee3c coi l\u00e0 ngu\u1ed3n r\u1ee7i ro ch\u00ednh v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn d\u1ea7u kh\u00ed, vi\u1ec7c tri\u1ec3n khai ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n v\u1eadn h\u00e0nh.
\u00a0\u2463 T\u1eeb g\u00f3c \u0111\u1ed9 an to\u00e0n, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng th\u00e9p l\u00e0m d\u00e2y d\u1eabn c\u00f3 th\u1ec3 ng\u0103n ng\u1eeba hi\u1ec7u qu\u1ea3 c\u00e1c h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc v\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt.
\u00a0\u2464 T\u1eeb g\u00f3c \u0111\u1ed9 c\u1ee7a ch\u1ee7 s\u1edf h\u1eefu, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p hi\u1ec7u qu\u1ea3 h\u01a1n, k\u00e9o d\u00e0i th\u1eddi gian l\u00e3o h\u00f3a c\u1ee7a v\u1ecf c\u00e1p v\u00e0 c\u0169ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m tra.
\u00a0\u00a0\u00a0\u00a0\u00a0Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, thi\u1ebft k\u1ebf ph\u1ea3i tu\u00e2n th\u1ee7 ph\u00e1p lu\u1eadt tr\u01b0\u1edbc ti\u00ean v\u00e0 h\u1ee3p l\u00fd sau \u0111\u00f3. Khi s\u1eed d\u1ee5ng c\u00e1p \u0111i\u1ec7n, c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m trong c\u00e1c nh\u00e0 m\u00e1y v\u00e0 h\u1ec7 th\u1ed1ng, nh\u01b0ng \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec3 ph\u00f2ng ng\u1eeba ch\u1ea5n th\u01b0\u01a1ng c\u01a1 h\u1ecdc v\u00e0 l\u00e3o h\u00f3a nhanh c\u1ee7a v\u1ecf c\u00e1p, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m l\u00e0 h\u1ee3p l\u00fd h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"
Explosion-proof flexible pipe with flame retardant, corrosion resistance, aging resistance and other performance advantages, often used in large quantities in petrochemical and other explosive hazardous places, it can not only effectively prevent the occurrence of explosions and fires, but also protect the safety of equipment and personnel. I. Classification of explosion-proof flexible tube 1. According […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2072","post","type-post","status-publish","format-standard","hentry","category-explosion-proof-equipment"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Joe","author_link":"https:\/\/led.amasly.com\/vi\/author\/jacklin\/"},"uagb_comment_info":0,"uagb_excerpt":"Explosion-proof flexible pipe with flame retardant, corrosion resistance, aging resistance and other performance advantages, often used in large quantities in petrochemical and other explosive hazardous places, it can not only effectively prevent the occurrence of explosions and fires, but also protect the safety of equipment and personnel. I. Classification of explosion-proof flexible tube 1. According…","_links":{"self":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/comments?post=2072"}],"version-history":[{"count":2,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072\/revisions"}],"predecessor-version":[{"id":2347,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072\/revisions\/2347"}],"wp:attachment":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/media?parent=2072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/categories?post=2072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/tags?post=2072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
2. Theo v\u1eadt li\u1ec7u, hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng c\u1ee7a c\u1ea3nh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i sau:<\/p>\n\n\n\n
1. \u1ed0ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 bao g\u1ed3m c\u00e1c kh\u1edbp \u1ed1ng v\u00e0 \u1ed1ng n\u1ed1i \u1edf c\u1ea3 hai \u0111\u1ea7u, v\u00e0 c\u00e1c \u1ed1ng n\u1ed1i \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb \u1ed1ng trong v\u00e0 v\u1ecf b\u1ecdc;<\/p>\n\n\n\n
2. Ren k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i c\u1ee7a m\u1ed1i n\u1ed1i \u1ed1ng c\u1ee7a \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf theo c\u1ea5u tr\u00fac ren m\u00e9t, ren \u1ed1ng tr\u1ee5 ho\u1eb7c ren \u1ed1ng n\u00f3n;
3. C\u00e1c kh\u1edbp \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb v\u1eadt li\u1ec7u kim lo\u1ea1i cu\u1ed9n kh\u00f4ng b\u1ecb \u0103n m\u00f2n ho\u1eb7c x\u1eed l\u00fd m\u1ea1, v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb v\u1eadt li\u1ec7u kim lo\u1ea1i nh\u1eb9, v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c ren kh\u00f4ng nh\u1ecf h\u01a1n 6g\/6H, b\u01b0\u1edbc ren kh\u00f4ng nh\u1ecf h\u01a1n 0,75 mm v\u00e0 kh\u00f4ng l\u1edbn h\u01a1n 3 mm; s\u1ed1 l\u01b0\u1ee3ng n\u00fat kh\u00f3a kh\u00f4ng nh\u1ecf h\u01a1n 5 n\u00fat, v\u00e0 chi\u1ec1u d\u00e0i kh\u00f3a kh\u00f4ng nh\u1ecf h\u01a1n 8 mm;
4. \u1ed0ng b\u00ean trong c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng \u1ed1ng kim lo\u1ea1i g\u1ee3n s\u00f3ng, \u1ed1ng kim lo\u1ea1i ho\u1eb7c \u1ed1ng kim lo\u1ea1i d\u1ea1ng da r\u1eafn, v\u00e0 \u1ed1ng b\u00ean trong ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c v\u1eadt li\u1ec7u kim lo\u1ea1i m\u1ea1 \u0111i\u1ec7n;
5. V\u1ecf b\u1ecdc \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1ecf b\u1ecdc l\u01b0\u1edbi kim lo\u1ea1i \u0111an, v\u1ecf b\u1ecdc cao su, v\u1ecf b\u1ecdc nh\u1ef1a v\u00e0 c\u00e1c c\u1ea5u tr\u00fac kh\u00e1c; \u0111\u1ed9 d\u00e0y c\u1ee7a v\u1ecf b\u1ecdc nh\u1ef1a ho\u1eb7c cao su kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n 0,8 mm;
6. \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh theo b\u1ea3ng sau:<\/p>\n\n\n\n
\u1ed0ng m\u1ec1m c\u00f3 v\u1ecf b\u1ecdc l\u01b0\u1edbi kim lo\u1ea1i \u0111an xen, ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh v\u00e0 kh\u00f4ng b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi nhi\u1ec7t \u0111\u1ed9.<\/p>\n\n\n\n
\u1ed0ng m\u1ec1m b\u1ecdc cao su ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh th\u01b0\u1eddng l\u00e0 -20 ~ +60 \u00b0C.<\/p>\n\n\n\n
\u1ed0ng \u0111\u00fac v\u1ecf nh\u1ef1a c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh th\u00f4ng th\u01b0\u1eddng l\u00e0 t\u1eeb +5 \u00b0C \u0111\u1ebfn +40 \u00b0C.<\/p>\n\n\n\n
L\u01b0u \u00fd: Vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m c\u00f3 v\u1ecf b\u1ecdc b\u1eb1ng cao su ho\u1eb7c nh\u1ef1a ch\u1ea5t l\u01b0\u1ee3ng cao, trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng kh\u00e1c, khi th\u1eed nghi\u1ec7m \u0111\u1ea1t y\u00eau c\u1ea7u, c\u0169ng c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n
M\u1edf r\u1ed9ng ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng m\u00e0 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n\n\n\n
7. \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb \u1ed1ng \u0111\u1ed3ng ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng m\u1ed1i h\u00e0n, \u0111\u01b0\u1ee3c b\u1ecdc b\u1eb1ng l\u01b0\u1edbi th\u00e9p \u0111\u1ed3ng, \u0111\u1ed3ng thau ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9.;
8. \u0110\u1ed1i v\u1edbi \u0111\u01b0\u1eddng k\u00ednh trong 20mm tr\u1edf xu\u1ed1ng, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng theo ti\u00eau chu\u1ea9n YB \/ T 5306, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb \u1ed1ng kim lo\u1ea1i m\u1ea1 k\u1ebdm, b\u1ecdc b\u1eb1ng v\u1ecf cao su ho\u1eb7c nh\u1ef1a kh\u00f4ng ch\u00e1y ho\u1eb7c ch\u1ed1ng ch\u00e1y.;
9. \u1ed0ng m\u1ec1m t\u0103ng c\u01b0\u1eddng an to\u00e0n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb \u1ed1ng kim lo\u1ea1i m\u1ea1 k\u1ebdm theo ti\u00eau chu\u1ea9n YB\/T 5306, b\u1ecdc b\u1eb1ng l\u01b0\u1edbi \u0111\u1ed3ng, \u0111\u1ed3ng thau ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9, ho\u1eb7c v\u1ecf b\u1ecdc b\u1eb1ng cao su ho\u1eb7c nh\u1ef1a kh\u00f4ng ch\u00e1y ho\u1eb7c ch\u1ed1ng ch\u00e1y.<\/p>\n\n\n\n
III. L\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h2>\n\n\n\n1. C\u00e1c \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft cho vi\u1ec7c l\u1eafp \u0111\u1eb7t \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h3>\n\n\n\n\u2460 Thi\u1ebft b\u1ecb ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c trang b\u1ecb v\u1edbi vi\u1ec7c l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb; \u2461 Thi\u1ebft b\u1ecb l\u1eafp \u0111\u1eb7t c\u00f3 ch\u1ee9a m\u1ed9t ph\u1edbt; \u2462 K\u00edch th\u01b0\u1edbc c\u1ee7a v\u00f2ng ph\u1edbt v\u00e0 k\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i c\u1ee7a c\u00e1p (kh\u00f4ng c\u00f3 v\u1ecf b\u1ecdc) ph\u1ea3i t\u01b0\u01a1ng \u1ee9ng v\u1edbi k\u00edch th\u01b0\u1edbc.
\u00a0D\u1ef1a tr\u00ean c\u01a1 s\u1edf tr\u00ean, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 trong l\u0129nh v\u1ef1c l\u1eafp \u0111\u1eb7t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ea7n l\u01b0u \u00fd hai t\u00ecnh hu\u1ed1ng sau:
\u00a0(1) \u1ed0ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1c y\u1ebfu t\u1ed1 n\u00e9n t\u1ea1i v\u1ecb tr\u00ed chuy\u1ec3n ti\u1ebfp gi\u1eefa c\u00e1c ph\u1ea7n l\u1eafp \u0111\u1eb7t.
\u00a0\u1ee8ng d\u1ee5ng: Chi\u1ec1u d\u00e0i n\u00e9n kh\u00f4ng tr\u1ee5c c\u1ee7a v\u00f2ng \u0111\u1ec7m b\u1ecb gi\u1edbi h\u1ea1n v\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c \u00e9p ch\u1eb7t v\u00e0o v\u00f2ng \u0111\u1ec7m trong thi\u1ebft b\u1ecb d\u1eabn v\u00e0o. K\u1ebf ho\u1ea1ch l\u1eafp \u0111\u1eb7t: Gi\u1eefa \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 mi\u1ec7ng d\u1eabn v\u00e0o ph\u1ea3i l\u1eafp \u0111\u1eb7t y\u1ebfu t\u1ed1 n\u00e9n chuy\u1ec3n ti\u1ebfp, nh\u1eb1m \u0111\u1ea1t m\u1ee5c \u0111\u00edch n\u00e9n l\u1ea7n \u0111\u1ea7u v\u00f2ng \u0111\u1ec7m \u0111\u1ec3 gi\u1eef c\u00e1p ch\u1eb7t, sau \u0111\u00f3 k\u1ebft n\u1ed1i \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5.
\u00a0(2) \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 vi\u1ec7c \u00e1p d\u1ee5ng k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp gi\u1eefa c\u00e1c c\u1ed5ng.
\u00a0\u1ee8ng d\u1ee5ng: N\u00e9n kh\u00f4ng tr\u1ee5c chi\u1ec1u d\u00e0i v\u00f2ng \u0111\u1ec7m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c n\u00e9n v\u00e0o thi\u1ebft b\u1ecb b\u00ean trong v\u00f2ng \u0111\u1ec7m. L\u1eafp \u0111\u1eb7t: K\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp gi\u1eefa \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 c\u1ed5ng v\u00e0o, s\u1eed d\u1ee5ng \u0111\u1ea7u n\u1ed1i ph\u00eda tr\u01b0\u1edbc c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u1ec3 n\u00e9n v\u00f2ng \u0111\u1ec7m v\u00e0 gi\u1eef ch\u1eb7t c\u00e1p.
\u00a0<\/strong><\/p>\n\n\n\n2. H\u01b0\u1edbng d\u1eabn \u0111\u1eb7c bi\u1ec7t:<\/strong><\/h3>\n\n\n\nC\u1ea7n \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd r\u1eb1ng n\u1ebfu ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t c\u00e1p b\u1ecdc th\u00e9p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng, thi\u1ebft b\u1ecb d\u1eabn c\u00e1p b\u1ecdc th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t t\u1ea1i c\u1ed5ng d\u1eabn c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5 tr\u01b0\u1edbc khi k\u1ebft n\u1ed1i \u1ed1ng m\u1ec1m.<\/p>\n\n\n\n
VI. <\/strong>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h2>\n\n\n\n\u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng \u1ed1ng th\u00e9p \u0110\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng do \u1ee9ng su\u1ea5t, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi h\u1ec7 th\u1ed1ng \u1ed1ng th\u00e9p v\u00e0 trong ba tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y.<\/p>\n\n\n\n
1. C\u1ed5ng v\u00e0o \u0111\u1ed9ng c\u01a1;<\/p>\n\n\n\n
2. Trong tr\u01b0\u1eddng h\u1ee3p g\u1eb7p kh\u00f3 kh\u0103n khi k\u1ebft n\u1ed1i \u1ed1ng d\u1eabn v\u1edbi thi\u1ebft b\u1ecb \u0111i\u1ec7n;<\/p>\n\n\n\n
3. N\u01a1i \u1ed1ng d\u1eabn \u0111i qua c\u00e1c khe co gi\u00e3n v\u00e0 khe l\u00fan trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng.<\/p>\n\n\n\n
V. C\u00f3 c\u1ea7n thi\u1ebft ph\u1ea3i l\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 kh\u00f4ng?<\/strong><\/h2>\n\n\n\n1. \u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h3>\n\n\n\n\u1ed0ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 c\u00e1c \u01b0u \u0111i\u1ec3m nh\u01b0 ch\u1ed1ng ch\u00e1y, ch\u1ed1ng \u0103n m\u00f2n, ch\u1ed1ng n\u01b0\u1edbc, ch\u1ed1ng l\u00e3o h\u00f3a, c\u1ea5u tr\u00fac ch\u1eafc ch\u1eafn, v.v. Ngo\u00e0i ra, \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p kh\u1ecfi b\u1ecb h\u01b0 h\u1ecfng. Tuy nhi\u00ean, do \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 t\u1ea1i \u0111i\u1ec3m n\u1ed1i thi\u1ebft b\u1ecb kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn, nh\u01b0\u1ee3c \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a n\u00f3 l\u00e0 n\u01b0\u1edbc c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb. N\u01b0\u1edbc x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng nh\u1eb9 cho thi\u1ebft b\u1ecb ho\u1eb7c g\u00e2y ra s\u1ef1 c\u1ed1 \u0111i\u1ec1u khi\u1ec3n nghi\u00eam tr\u1ecdng, d\u1eabn \u0111\u1ebfn tai n\u1ea1n an to\u00e0n. \u0110\u00e2y l\u00e0 l\u00fd do ch\u00ednh khi\u1ebfn \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 kh\u00f4ng \u0111\u01b0\u1ee3c nh\u00e2n vi\u00ean b\u1ea3o tr\u00ec thi\u1ebft b\u1ecb \u01b0a chu\u1ed9ng. 2.
\u00a0<\/strong><\/p>\n\n\n\n2. Theo y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt, ph\u1ea3i \u0111\u01b0\u1ee3c trang b\u1ecb \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5.<\/strong><\/h3>\n\n\n\n\u0110\u1ec1 c\u1eadp \u0111\u1ebfn ti\u00eau chu\u1ea9n \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5, ch\u1ec9 c\u00e1c c\u00f4ng tr\u00ecnh m\u1edbi ho\u1eb7c c\u1ea3i t\u1ea1o (m\u1edf r\u1ed9ng) c\u1ee7a h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng trong c\u00f4ng tr\u00ecnh \u0111\u01b0\u1eddng \u1ed1ng d\u1ea7u kh\u00ed m\u1edbi \u0111\u01b0\u1ee3c trang b\u1ecb \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5. \u0110\u1ed1i v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng kh\u00e1c, kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5. \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 c\u00e1c m\u1ed1i n\u1ed1i k\u1eb9p v\u00e0 b\u1ecbt k\u00edn ch\u1ed1ng ch\u00e1y n\u1ed5 c\u1ee7a c\u00e1p ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n
3. Quy\u1ebft \u0111\u1ecbnh c\u00f3 l\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng t\u00f9y theo t\u00ecnh hu\u1ed1ng c\u1ee5 th\u1ec3.<\/strong><\/h3>\n\n\n\n\u2460 \u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng an to\u00e0n n\u1ed9i t\u1ea1i, kh\u00f4ng c\u1ea7n ph\u1ea3i b\u00e0n lu\u1eadn v\u1ec1 vi\u1ec7c c\u00f3 n\u00ean trang b\u1ecb \u1ed1ng d\u1eabn linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng. C\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng an to\u00e0n n\u1ed9i t\u1ea1i do gi\u1edbi h\u1ea1n n\u0103ng l\u01b0\u1ee3ng c\u1ee7a l\u01b0\u1edbi an to\u00e0n, ngay c\u1ea3 khi m\u1ea1ch b\u1ecb ng\u1eafn m\u1ea1ch, d\u00f2ng \u0111i\u1ec7n t\u1ed1i \u0111a th\u01b0\u1eddng kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 50mA, n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u1ed1t ch\u00e1y kh\u00ed d\u1ec5 ch\u00e1y, t\u1ee9c l\u00e0 kh\u00f4ng c\u1ea7n b\u00e0n lu\u1eadn v\u1ec1 vi\u1ec7c c\u00f3 n\u00ean th\u00eam \u1ed1ng d\u1eabn ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng.
\u00a0\u2461 \u0110\u1ed1i v\u1edbi thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng ch\u1ed1ng ch\u00e1y n\u1ed5, van solenoid, thi\u1ebft b\u1ecb b\u00e1o \u0111\u1ed9ng kh\u00ed d\u1ec5 ch\u00e1y v\u00e0 \u0111\u1ed9c h\u1ea1i, v.v., c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5, c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ed9 n\u1ed1i k\u00edn ch\u1ed1ng ch\u00e1y n\u1ed5 cho c\u00e1p. Hai c\u1ea5u h\u00ecnh n\u00e0y \u0111\u1ec1u tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.
\u00a0\u2462 \u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 \u201cthi\u1ebft b\u1ecb gi\u00e1m s\u00e1t an to\u00e0n t\u1ea1i khu v\u1ef1c b\u1ed3n ch\u1ee9a h\u00f3a ch\u1ea5t nguy hi\u1ec3m l\u00e0 ngu\u1ed3n r\u1ee7i ro ch\u00ednh v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn d\u1ea7u kh\u00ed\u201d, theo quy \u0111\u1ecbnh t\u1ea1i m\u1ee5c 4.2.5, khu v\u1ef1c b\u1ed3n ch\u1ee9a \u0111\u01b0\u1ee3c coi l\u00e0 ngu\u1ed3n r\u1ee7i ro ch\u00ednh v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn d\u1ea7u kh\u00ed, vi\u1ec7c tri\u1ec3n khai ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n v\u1eadn h\u00e0nh.
\u00a0\u2463 T\u1eeb g\u00f3c \u0111\u1ed9 an to\u00e0n, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng th\u00e9p l\u00e0m d\u00e2y d\u1eabn c\u00f3 th\u1ec3 ng\u0103n ng\u1eeba hi\u1ec7u qu\u1ea3 c\u00e1c h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc v\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt.
\u00a0\u2464 T\u1eeb g\u00f3c \u0111\u1ed9 c\u1ee7a ch\u1ee7 s\u1edf h\u1eefu, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p hi\u1ec7u qu\u1ea3 h\u01a1n, k\u00e9o d\u00e0i th\u1eddi gian l\u00e3o h\u00f3a c\u1ee7a v\u1ecf c\u00e1p v\u00e0 c\u0169ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m tra.
\u00a0\u00a0\u00a0\u00a0\u00a0Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, thi\u1ebft k\u1ebf ph\u1ea3i tu\u00e2n th\u1ee7 ph\u00e1p lu\u1eadt tr\u01b0\u1edbc ti\u00ean v\u00e0 h\u1ee3p l\u00fd sau \u0111\u00f3. Khi s\u1eed d\u1ee5ng c\u00e1p \u0111i\u1ec7n, c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m trong c\u00e1c nh\u00e0 m\u00e1y v\u00e0 h\u1ec7 th\u1ed1ng, nh\u01b0ng \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec3 ph\u00f2ng ng\u1eeba ch\u1ea5n th\u01b0\u01a1ng c\u01a1 h\u1ecdc v\u00e0 l\u00e3o h\u00f3a nhanh c\u1ee7a v\u1ecf c\u00e1p, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m l\u00e0 h\u1ee3p l\u00fd h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"
Explosion-proof flexible pipe with flame retardant, corrosion resistance, aging resistance and other performance advantages, often used in large quantities in petrochemical and other explosive hazardous places, it can not only effectively prevent the occurrence of explosions and fires, but also protect the safety of equipment and personnel. I. Classification of explosion-proof flexible tube 1. According […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2072","post","type-post","status-publish","format-standard","hentry","category-explosion-proof-equipment"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Joe","author_link":"https:\/\/led.amasly.com\/vi\/author\/jacklin\/"},"uagb_comment_info":0,"uagb_excerpt":"Explosion-proof flexible pipe with flame retardant, corrosion resistance, aging resistance and other performance advantages, often used in large quantities in petrochemical and other explosive hazardous places, it can not only effectively prevent the occurrence of explosions and fires, but also protect the safety of equipment and personnel. I. Classification of explosion-proof flexible tube 1. According…","_links":{"self":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/comments?post=2072"}],"version-history":[{"count":2,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072\/revisions"}],"predecessor-version":[{"id":2347,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072\/revisions\/2347"}],"wp:attachment":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/media?parent=2072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/categories?post=2072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/tags?post=2072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u2460 Thi\u1ebft b\u1ecb ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c trang b\u1ecb v\u1edbi vi\u1ec7c l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb; \u2461 Thi\u1ebft b\u1ecb l\u1eafp \u0111\u1eb7t c\u00f3 ch\u1ee9a m\u1ed9t ph\u1edbt; \u2462 K\u00edch th\u01b0\u1edbc c\u1ee7a v\u00f2ng ph\u1edbt v\u00e0 k\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i c\u1ee7a c\u00e1p (kh\u00f4ng c\u00f3 v\u1ecf b\u1ecdc) ph\u1ea3i t\u01b0\u01a1ng \u1ee9ng v\u1edbi k\u00edch th\u01b0\u1edbc. C\u1ea7n \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd r\u1eb1ng n\u1ebfu ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t c\u00e1p b\u1ecdc th\u00e9p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng, thi\u1ebft b\u1ecb d\u1eabn c\u00e1p b\u1ecdc th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t t\u1ea1i c\u1ed5ng d\u1eabn c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5 tr\u01b0\u1edbc khi k\u1ebft n\u1ed1i \u1ed1ng m\u1ec1m.<\/p>\n\n\n\n \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng \u1ed1ng th\u00e9p \u0110\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng do \u1ee9ng su\u1ea5t, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi h\u1ec7 th\u1ed1ng \u1ed1ng th\u00e9p v\u00e0 trong ba tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y.<\/p>\n\n\n\n 1. C\u1ed5ng v\u00e0o \u0111\u1ed9ng c\u01a1;<\/p>\n\n\n\n 2. Trong tr\u01b0\u1eddng h\u1ee3p g\u1eb7p kh\u00f3 kh\u0103n khi k\u1ebft n\u1ed1i \u1ed1ng d\u1eabn v\u1edbi thi\u1ebft b\u1ecb \u0111i\u1ec7n;<\/p>\n\n\n\n 3. N\u01a1i \u1ed1ng d\u1eabn \u0111i qua c\u00e1c khe co gi\u00e3n v\u00e0 khe l\u00fan trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng.<\/p>\n\n\n\n \u1ed0ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 c\u00e1c \u01b0u \u0111i\u1ec3m nh\u01b0 ch\u1ed1ng ch\u00e1y, ch\u1ed1ng \u0103n m\u00f2n, ch\u1ed1ng n\u01b0\u1edbc, ch\u1ed1ng l\u00e3o h\u00f3a, c\u1ea5u tr\u00fac ch\u1eafc ch\u1eafn, v.v. Ngo\u00e0i ra, \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p kh\u1ecfi b\u1ecb h\u01b0 h\u1ecfng. Tuy nhi\u00ean, do \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 t\u1ea1i \u0111i\u1ec3m n\u1ed1i thi\u1ebft b\u1ecb kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn, nh\u01b0\u1ee3c \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a n\u00f3 l\u00e0 n\u01b0\u1edbc c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb. N\u01b0\u1edbc x\u00e2m nh\u1eadp v\u00e0o thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng nh\u1eb9 cho thi\u1ebft b\u1ecb ho\u1eb7c g\u00e2y ra s\u1ef1 c\u1ed1 \u0111i\u1ec1u khi\u1ec3n nghi\u00eam tr\u1ecdng, d\u1eabn \u0111\u1ebfn tai n\u1ea1n an to\u00e0n. \u0110\u00e2y l\u00e0 l\u00fd do ch\u00ednh khi\u1ebfn \u1ed1ng n\u1ed1i linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 kh\u00f4ng \u0111\u01b0\u1ee3c nh\u00e2n vi\u00ean b\u1ea3o tr\u00ec thi\u1ebft b\u1ecb \u01b0a chu\u1ed9ng. 2. \u0110\u1ec1 c\u1eadp \u0111\u1ebfn ti\u00eau chu\u1ea9n \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5, ch\u1ec9 c\u00e1c c\u00f4ng tr\u00ecnh m\u1edbi ho\u1eb7c c\u1ea3i t\u1ea1o (m\u1edf r\u1ed9ng) c\u1ee7a h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng trong c\u00f4ng tr\u00ecnh \u0111\u01b0\u1eddng \u1ed1ng d\u1ea7u kh\u00ed m\u1edbi \u0111\u01b0\u1ee3c trang b\u1ecb \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5. \u0110\u1ed1i v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng kh\u00e1c, kh\u00f4ng c\u00f3 y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5. \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 c\u00e1c m\u1ed1i n\u1ed1i k\u1eb9p v\u00e0 b\u1ecbt k\u00edn ch\u1ed1ng ch\u00e1y n\u1ed5 c\u1ee7a c\u00e1p ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n \u2460 \u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng an to\u00e0n n\u1ed9i t\u1ea1i, kh\u00f4ng c\u1ea7n ph\u1ea3i b\u00e0n lu\u1eadn v\u1ec1 vi\u1ec7c c\u00f3 n\u00ean trang b\u1ecb \u1ed1ng d\u1eabn linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng. C\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng an to\u00e0n n\u1ed9i t\u1ea1i do gi\u1edbi h\u1ea1n n\u0103ng l\u01b0\u1ee3ng c\u1ee7a l\u01b0\u1edbi an to\u00e0n, ngay c\u1ea3 khi m\u1ea1ch b\u1ecb ng\u1eafn m\u1ea1ch, d\u00f2ng \u0111i\u1ec7n t\u1ed1i \u0111a th\u01b0\u1eddng kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 50mA, n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u1ed1t ch\u00e1y kh\u00ed d\u1ec5 ch\u00e1y, t\u1ee9c l\u00e0 kh\u00f4ng c\u1ea7n b\u00e0n lu\u1eadn v\u1ec1 vi\u1ec7c c\u00f3 n\u00ean th\u00eam \u1ed1ng d\u1eabn ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng. Explosion-proof flexible pipe with flame retardant, corrosion resistance, aging resistance and other performance advantages, often used in large quantities in petrochemical and other explosive hazardous places, it can not only effectively prevent the occurrence of explosions and fires, but also protect the safety of equipment and personnel. I. Classification of explosion-proof flexible tube 1. According […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2072","post","type-post","status-publish","format-standard","hentry","category-explosion-proof-equipment"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Joe","author_link":"https:\/\/led.amasly.com\/vi\/author\/jacklin\/"},"uagb_comment_info":0,"uagb_excerpt":"Explosion-proof flexible pipe with flame retardant, corrosion resistance, aging resistance and other performance advantages, often used in large quantities in petrochemical and other explosive hazardous places, it can not only effectively prevent the occurrence of explosions and fires, but also protect the safety of equipment and personnel. I. Classification of explosion-proof flexible tube 1. According…","_links":{"self":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/comments?post=2072"}],"version-history":[{"count":2,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072\/revisions"}],"predecessor-version":[{"id":2347,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2072\/revisions\/2347"}],"wp:attachment":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/media?parent=2072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/categories?post=2072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/tags?post=2072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u00a0D\u1ef1a tr\u00ean c\u01a1 s\u1edf tr\u00ean, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 trong l\u0129nh v\u1ef1c l\u1eafp \u0111\u1eb7t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ea7n l\u01b0u \u00fd hai t\u00ecnh hu\u1ed1ng sau:
\u00a0(1) \u1ed0ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00e1c y\u1ebfu t\u1ed1 n\u00e9n t\u1ea1i v\u1ecb tr\u00ed chuy\u1ec3n ti\u1ebfp gi\u1eefa c\u00e1c ph\u1ea7n l\u1eafp \u0111\u1eb7t.
\u00a0\u1ee8ng d\u1ee5ng: Chi\u1ec1u d\u00e0i n\u00e9n kh\u00f4ng tr\u1ee5c c\u1ee7a v\u00f2ng \u0111\u1ec7m b\u1ecb gi\u1edbi h\u1ea1n v\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c \u00e9p ch\u1eb7t v\u00e0o v\u00f2ng \u0111\u1ec7m trong thi\u1ebft b\u1ecb d\u1eabn v\u00e0o. K\u1ebf ho\u1ea1ch l\u1eafp \u0111\u1eb7t: Gi\u1eefa \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 mi\u1ec7ng d\u1eabn v\u00e0o ph\u1ea3i l\u1eafp \u0111\u1eb7t y\u1ebfu t\u1ed1 n\u00e9n chuy\u1ec3n ti\u1ebfp, nh\u1eb1m \u0111\u1ea1t m\u1ee5c \u0111\u00edch n\u00e9n l\u1ea7n \u0111\u1ea7u v\u00f2ng \u0111\u1ec7m \u0111\u1ec3 gi\u1eef c\u00e1p ch\u1eb7t, sau \u0111\u00f3 k\u1ebft n\u1ed1i \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5.
\u00a0(2) \u1ed0ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 vi\u1ec7c \u00e1p d\u1ee5ng k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp gi\u1eefa c\u00e1c c\u1ed5ng.
\u00a0\u1ee8ng d\u1ee5ng: N\u00e9n kh\u00f4ng tr\u1ee5c chi\u1ec1u d\u00e0i v\u00f2ng \u0111\u1ec7m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c n\u00e9n v\u00e0o thi\u1ebft b\u1ecb b\u00ean trong v\u00f2ng \u0111\u1ec7m. L\u1eafp \u0111\u1eb7t: K\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp gi\u1eefa \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 c\u1ed5ng v\u00e0o, s\u1eed d\u1ee5ng \u0111\u1ea7u n\u1ed1i ph\u00eda tr\u01b0\u1edbc c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u1ec3 n\u00e9n v\u00f2ng \u0111\u1ec7m v\u00e0 gi\u1eef ch\u1eb7t c\u00e1p.
\u00a0<\/strong><\/p>\n\n\n\n2. H\u01b0\u1edbng d\u1eabn \u0111\u1eb7c bi\u1ec7t:<\/strong><\/h3>\n\n\n\n
VI. <\/strong>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h2>\n\n\n\n
V. C\u00f3 c\u1ea7n thi\u1ebft ph\u1ea3i l\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 kh\u00f4ng?<\/strong><\/h2>\n\n\n\n
1. \u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u1ed1ng linh ho\u1ea1t ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/h3>\n\n\n\n
\u00a0<\/strong><\/p>\n\n\n\n2. Theo y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt, ph\u1ea3i \u0111\u01b0\u1ee3c trang b\u1ecb \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5.<\/strong><\/h3>\n\n\n\n
3. Quy\u1ebft \u0111\u1ecbnh c\u00f3 l\u1eafp \u0111\u1eb7t \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 hay kh\u00f4ng t\u00f9y theo t\u00ecnh hu\u1ed1ng c\u1ee5 th\u1ec3.<\/strong><\/h3>\n\n\n\n
\u00a0\u2461 \u0110\u1ed1i v\u1edbi thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng ch\u1ed1ng ch\u00e1y n\u1ed5, van solenoid, thi\u1ebft b\u1ecb b\u00e1o \u0111\u1ed9ng kh\u00ed d\u1ec5 ch\u00e1y v\u00e0 \u0111\u1ed9c h\u1ea1i, v.v., c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5, c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ed9 n\u1ed1i k\u00edn ch\u1ed1ng ch\u00e1y n\u1ed5 cho c\u00e1p. Hai c\u1ea5u h\u00ecnh n\u00e0y \u0111\u1ec1u tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.
\u00a0\u2462 \u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 \u201cthi\u1ebft b\u1ecb gi\u00e1m s\u00e1t an to\u00e0n t\u1ea1i khu v\u1ef1c b\u1ed3n ch\u1ee9a h\u00f3a ch\u1ea5t nguy hi\u1ec3m l\u00e0 ngu\u1ed3n r\u1ee7i ro ch\u00ednh v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn d\u1ea7u kh\u00ed\u201d, theo quy \u0111\u1ecbnh t\u1ea1i m\u1ee5c 4.2.5, khu v\u1ef1c b\u1ed3n ch\u1ee9a \u0111\u01b0\u1ee3c coi l\u00e0 ngu\u1ed3n r\u1ee7i ro ch\u00ednh v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn d\u1ea7u kh\u00ed, vi\u1ec7c tri\u1ec3n khai ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n v\u1eadn h\u00e0nh.
\u00a0\u2463 T\u1eeb g\u00f3c \u0111\u1ed9 an to\u00e0n, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng th\u00e9p l\u00e0m d\u00e2y d\u1eabn c\u00f3 th\u1ec3 ng\u0103n ng\u1eeba hi\u1ec7u qu\u1ea3 c\u00e1c h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc v\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt.
\u00a0\u2464 T\u1eeb g\u00f3c \u0111\u1ed9 c\u1ee7a ch\u1ee7 s\u1edf h\u1eefu, \u1ed1ng m\u1ec1m ch\u1ed1ng ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p hi\u1ec7u qu\u1ea3 h\u01a1n, k\u00e9o d\u00e0i th\u1eddi gian l\u00e3o h\u00f3a c\u1ee7a v\u1ecf c\u00e1p v\u00e0 c\u0169ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m tra.
\u00a0\u00a0\u00a0\u00a0\u00a0Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, thi\u1ebft k\u1ebf ph\u1ea3i tu\u00e2n th\u1ee7 ph\u00e1p lu\u1eadt tr\u01b0\u1edbc ti\u00ean v\u00e0 h\u1ee3p l\u00fd sau \u0111\u00f3. Khi s\u1eed d\u1ee5ng c\u00e1p \u0111i\u1ec7n, c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m trong c\u00e1c nh\u00e0 m\u00e1y v\u00e0 h\u1ec7 th\u1ed1ng, nh\u01b0ng \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec3 ph\u00f2ng ng\u1eeba ch\u1ea5n th\u01b0\u01a1ng c\u01a1 h\u1ecdc v\u00e0 l\u00e3o h\u00f3a nhanh c\u1ee7a v\u1ecf c\u00e1p, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m l\u00e0 h\u1ee3p l\u00fd h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"