{"id":29279,"date":"2025-07-09T10:32:53","date_gmt":"2025-07-09T10:32:53","guid":{"rendered":"https:\/\/stecvina.com\/?post_type=solution&p=29279"},"modified":"2025-10-20T05:07:59","modified_gmt":"2025-10-20T05:07:59","slug":"noael-va-loael-trong-thiet-ke-he-thong-chua-chay-khi","status":"publish","type":"solution","link":"https:\/\/stecvina.com\/en\/solution\/noael-loael-gas-fire-suppression-design\/","title":{"rendered":"NOAEL v\u00e0 LOAEL trong thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed"},"content":{"rendered":"

Khi thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng kh\u00ed nh\u01b0 HFC-227ea (FM-200) , FK 5-1-12 (NOVEC 1230), IG-100 ( N2), IG -55 ( Ar, N2), IG-541(Ar, N2, CO2) ngo\u00e0i vi\u1ec7c \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 d\u1eadp t\u1eaft ch\u00e1y, k\u1ef9 s\u01b0 c\u1ea7n t\u00ednh to\u00e1n v\u00e0 ki\u1ec3m so\u00e1t n\u1ed3ng \u0111\u1ed9 kh\u00ed ch\u1eefa ch\u00e1y \u0111\u1ec3 kh\u00f4ng g\u00e2y h\u1ea1i cho con ng\u01b0\u1eddi. Hai ch\u1ec9 s\u1ed1 c\u1ea7n ch\u00fa \u00fd trong qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0 NOAEL<\/strong> v\u00e0 LOAEL<\/strong>.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

1. NOAEL v\u00e0 LOAEL l\u00e0 g\u00ec?<\/h4>\n\n\n\n

NOAEL (No Observed Adverse Effect Level)<\/h4>\n\n\n\n
    \n
  • L\u00e0 n\u1ed3ng \u0111\u1ed9 kh\u00ed cao nh\u1ea5t<\/strong> m\u00e0 kh\u00f4ng g\u00e2y ra b\u1ea5t k\u1ef3 \u1ea3nh h\u01b0\u1edfng x\u1ea5u n\u00e0o \u0111\u1ebfn s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi<\/strong> trong th\u1eddi gian ti\u1ebfp x\u00fac ng\u1eafn.<\/li>\n\n\n\n
  • H\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u2264 NOAEL<\/strong> th\u00ec c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng an to\u00e0n ngay c\u1ea3 khi c\u00f3 ng\u01b0\u1eddi trong khu v\u1ef1c<\/strong>.<\/li>\n<\/ul>\n\n\n\n

    LOAEL (Lowest Observed Adverse Effect Level)<\/h4>\n\n\n\n
      \n
    • L\u00e0 n\u1ed3ng \u0111\u1ed9 kh\u00ed th\u1ea5p nh\u1ea5t t\u1ea1i \u0111\u00f3 b\u1eaft \u0111\u1ea7u quan s\u00e1t th\u1ea5y c\u00e1c t\u00e1c d\u1ee5ng ph\u1ee5 c\u00f3 h\u1ea1i<\/strong> \u0111\u1ed1i v\u1edbi con ng\u01b0\u1eddi nh\u01b0: ch\u00f3ng m\u1eb7t, bu\u1ed3n n\u00f4n, r\u1ed1i lo\u1ea1n h\u00f4 h\u1ea5p,…<\/li>\n\n\n\n
    • N\u1ebfu h\u1ec7 th\u1ed1ng thi\u1ebft k\u1ebf \u1edf m\u1ee9c n\u1ed3ng \u0111\u1ed9 gi\u1eefa NOAEL v\u00e0 LOAEL<\/strong>, ph\u1ea3i \u00e1p d\u1ee5ng c\u1ea3nh b\u00e1o \u2013 tr\u00ec ho\u00e3n \u2013 ki\u1ec3m so\u00e1t ti\u1ebfp x\u00fac<\/strong> \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/li>\n<\/ul>\n\n\n\n

      2. B\u1ea3ng NOAEL v\u00e0 LOAEL c\u1ee7a c\u00e1c lo\u1ea1i kh\u00ed ch\u1eefa ch\u00e1y ph\u1ed5 bi\u1ebfn<\/h4>\n\n\n\n
      Gas Fire Fighting<\/td>NOAEL<\/td>LOAEL (%)<\/td><\/tr>
      HFC-227ea (FM-200)<\/td>9%<\/td>10,5%<\/td><\/tr>
      FK-5-1-12 ( NOVEC 1230 )<\/td>10%<\/td>10%<\/td><\/tr>
      IG-100<\/td>43%<\/td>52%<\/td><\/tr>
      IG-55<\/td>43%<\/td>10,5%<\/td><\/tr>
      IG-541<\/td>47,3%<\/td>53,9%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

      T\u1ea1i sao c\u1ea7n quan t\u00e2m \u0111\u1ebfn NOAEL v\u00e0 LOAEL?<\/h2>\n\n\n\n
        \n
      • \u0110\u1ea3m b\u1ea3o an to\u00e0n t\u00ednh m\u1ea1ng cho con ng\u01b0\u1eddi trong khu v\u1ef1c x\u1ea3 kh\u00ed<\/li>\n\n\n\n
      • L\u00e0 ti\u00eau ch\u00ed b\u1eaft bu\u1ed9c trong ti\u00eau chu\u1ea9n TCVN 7161 v\u1ec1 h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng kh\u00ed<\/li>\n\n\n\n
      • NOAEL v\u00e0 LOAEL kh\u00f4ng ch\u1ec9 l\u00e0 kh\u00e1i ni\u1ec7m l\u00fd thuy\u1ebft, m\u00e0 l\u00e0 n\u1ec1n t\u1ea3ng b\u1eaft bu\u1ed9c trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf \u2013 ki\u1ec3m tra \u2013 nghi\u1ec7m thu h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed.<\/li>\n\n\n\n
      • Ng\u01b0\u1eddi thi\u1ebft k\u1ebf c\u00f3 tr\u00e1ch nhi\u1ec7m ph\u00e1p l\u00fd v\u00e0 chuy\u00ean m\u00f4n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ecdi h\u1ec7 th\u1ed1ng kh\u00ed \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n \u0111\u00fang ng\u01b0\u1ee1ng an to\u00e0n cho con ng\u01b0\u1eddi.<\/li>\n\n\n\n
      • Vi\u1ec7c hi\u1ec3u \u0111\u00fang \u2013 \u00e1p d\u1ee5ng \u0111\u00fang \u2013 ghi r\u00f5 trong thi\u1ebft k\u1ebf ch\u00ednh l\u00e0 s\u1ef1 chuy\u00ean nghi\u1ec7p v\u00e0 \u0111\u1ea1o \u0111\u1ee9c ngh\u1ec1 nghi\u1ec7p<\/strong> c\u1ee7a m\u1ed9t k\u1ef9 s\u01b0 PCCC.<\/li>\n<\/ul>\n\n\n\n

        S-TEC VINA<\/strong> \u2013 \u0111\u1ed3ng h\u00e0nh c\u00f9ng b\u1ea1n trong m\u1ecdi c\u00f4ng tr\u00ecnh, \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng b\u00e1o ch\u00e1y v\u00e0 ch\u1eefa ch\u00e1y tu\u00e2n th\u1ee7 TCVN m\u1edbi nh\u1ea5t, \u0111\u1ea1t nghi\u1ec7m thu v\u00e0 an to\u00e0n v\u1eadn h\u00e0nh l\u00e2u d\u00e0i.<\/p>\n\n\n\n

        \u0110\u1ecba ch\u1ec9: L\u00f4 CN03, khu CN \u0110\u1ed3ng V\u0103n IV, Ph\u01b0\u1eddng L\u00ea H\u1ed3, T\u1ec9nh Ninh B\u00ecnh<\/p>\n\n\n\n

        Hotline: 022.6246.0114 \u2013 0386 119 114<\/p>\n\n\n\n

        VP \u0111\u1ea1i di\u1ec7n: T\u00f2a 5, D\u2019capitale, 119 \u0110. Tr\u1ea7n Duy H\u01b0ng, Trung Ho\u00e0, C\u1ea7u Gi\u1ea5y, H\u00e0 N\u1ed9i<\/p>\n\n\n\n

        Email: info@stecvina.com<\/p>","protected":false},"author":5,"featured_media":29280,"template":"","meta":{"_acf_changed":false},"solution_cat":[],"solution_tag":[],"class_list":["post-29279","solution","type-solution","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"\nNOAEL v\u00e0 LOAEL trong thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed - stecvina<\/title>\n<meta name=\"description\" content=\"T\u00ecm hi\u1ec3u hai ch\u1ec9 s\u1ed1 an to\u00e0n NOAEL v\u00e0 LOAEL \u2013 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed, \u0111\u1ea3m b\u1ea3o an to\u00e0n cho khu v\u1ef1c c\u00f3 ng\u01b0\u1eddi.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/stecvina.com\/en\/solution\/noael-loael-gas-fire-suppression-design\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NOAEL v\u00e0 LOAEL trong thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed - 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