{"id":708398,"date":"2024-11-01T09:46:30","date_gmt":"2024-11-01T08:46:30","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=708398"},"modified":"2024-11-01T09:46:30","modified_gmt":"2024-11-01T08:46:30","slug":"hieu-ve-su-chay-trong-he-thong-nhiet","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/hieu-ve-su-chay-trong-he-thong-nhiet\/","title":{"rendered":"Hi\u1ec3u V\u1ec1 S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t"},"content":{"rendered":"<p class=\"sidekick\">Hi\u1ec3u V\u1ec1 S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ch\u00e1y, c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng v\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh ch\u00e1y trong c\u00f4ng ngh\u1ec7 nhi\u1ec7t.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/hieu_ve_su_chay_trong_he_thong_nhiet.png\" alt=\"Hi\u1ec3u V\u1ec1 S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Hi\u1ec3u V\u1ec1 S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t<\/h2>\n<p>Trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt nhi\u1ec7t, hi\u1ec7n t\u01b0\u1ee3ng ch\u00e1y \u0111\u00f3ng vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng. S\u1ef1 ch\u00e1y l\u00e0 qu\u00e1 tr\u00ecnh oxi h\u00f3a nhanh, t\u1ecfa nhi\u1ec7t v\u00e0 th\u01b0\u1eddng l\u00e0 ph\u00e1t s\u00e1ng, gi\u1eefa m\u1ed9t ch\u1ea5t ch\u00e1y v\u00e0 m\u1ed9t ch\u1ea5t oxi h\u00f3a, th\u01b0\u1eddng l\u00e0 oxi trong kh\u00f4ng kh\u00ed. Vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 s\u1ef1 ch\u00e1y gi\u00fap ch\u00fang ta thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh hi\u1ec7u qu\u1ea3 c\u00e1c h\u1ec7 th\u1ed1ng nhi\u1ec7t nh\u01b0 \u0111\u1ed9ng c\u01a1 \u0111\u1ed1t trong, l\u00f2 nhi\u1ec7t v\u00e0 h\u1ec7 th\u1ed1ng s\u01b0\u1edfi.<\/p>\n<h2>C\u00e1c Giai \u0110o\u1ea1n C\u1ee7a Qu\u00e1 Tr\u00ecnh Ch\u00e1y<\/h2>\n<ul>\n<li><strong>Giai \u0111o\u1ea1n kh\u1edfi \u0111\u1ea7u:<\/strong> \u0110\u00e2y l\u00e0 giai \u0111o\u1ea1n khi nhi\u00ean li\u1ec7u v\u00e0 oxi k\u1ebft h\u1ee3p v\u00e0 b\u1eaft \u0111\u1ea7u ph\u1ea3n \u1ee9ng, t\u1ea1o th\u00e0nh c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ea3n \u1ee9ng \u0111\u1ea7u ti\u00ean.<\/li>\n<li><strong>Giai \u0111o\u1ea1n lan truy\u1ec1n:<\/strong> L\u1eeda lan truy\u1ec1n t\u1eeb v\u00f9ng n\u00e0y sang v\u00f9ng kh\u00e1c c\u1ee7a nhi\u00ean li\u1ec7u th\u00f4ng qua s\u1ef1 lan truy\u1ec1n nhi\u1ec7t v\u00e0 khu\u1ebfch t\u00e1n ch\u1ea5t ph\u1ea3n \u1ee9ng.<\/li>\n<li><strong>Giai \u0111o\u1ea1n duy tr\u00ec:<\/strong> Ph\u1ea3n \u1ee9ng ch\u00e1y \u0111\u01b0\u1ee3c duy tr\u00ec khi nhi\u1ec7t l\u01b0\u1ee3ng sinh ra \u0111\u1ee7 \u0111\u1ec3 ti\u1ebfp t\u1ee5c cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft cho vi\u1ec7c duy tr\u00ec s\u1ef1 ch\u00e1y.<\/li>\n<\/ul>\n<h2>C\u00f4ng Th\u1ee9c Ch\u00e1y C\u01a1 B\u1ea3n<\/h2>\n<p>M\u1ed9t c\u00f4ng th\u1ee9c ch\u00e1y c\u01a1 b\u1ea3n c\u00f3 th\u1ec3 vi\u1ebft d\u01b0\u1edbi d\u1ea1ng:<\/p>\n<p style=\"text-align:center;\">CxHy + O<sub>2<\/sub> \u2192 CO<sub>2<\/sub> + H<sub>2<\/sub>O + Nhi\u1ec7t<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><em>CxHy<\/em>: H\u1ee3p ch\u1ea5t hydrocarbon<\/li>\n<li><em>O<sub>2<\/sub><\/em>: Oxi<\/li>\n<li><em>CO<sub>2<\/sub><\/em>: Carbon dioxide<\/li>\n<li><em>H<sub>2<\/sub>O<\/em>: H\u01a1i n\u01b0\u1edbc<\/li>\n<\/ul>\n<h2>C\u00e1c Lo\u1ea1i Ch\u00e1y<\/h2>\n<ol>\n<li><strong>Ch\u00e1y ho\u00e0n to\u00e0n:<\/strong> X\u1ea3y ra khi nhi\u00ean li\u1ec7u ch\u00e1y v\u1edbi l\u01b0\u1ee3ng oxi \u0111\u1ee7, t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m ch\u00ednh l\u00e0 CO<sub>2<\/sub> v\u00e0 H<sub>2<\/sub>O. Ch\u00e1y ho\u00e0n to\u00e0n th\u01b0\u1eddng t\u1ecfa ra nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng nh\u1ea5t.<\/li>\n<li><strong>Ch\u00e1y kh\u00f4ng ho\u00e0n to\u00e0n:<\/strong> X\u1ea3y ra khi l\u01b0\u1ee3ng oxi kh\u00f4ng \u0111\u1ee7, t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ee5 nh\u01b0 CO (carbon monoxide) v\u00e0 C (mu\u1ed9i than). Ch\u00e1y kh\u00f4ng ho\u00e0n to\u00e0n th\u01b0\u1eddng t\u1ecfa ra \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n v\u00e0 kh\u00f4ng t\u1ed1t cho m\u00f4i tr\u01b0\u1eddng do t\u1ea1o ra c\u00e1c kh\u00ed \u0111\u1ed9c h\u1ea1i.<\/li>\n<\/ol>\n<h2>\u1ee8ng D\u1ee5ng C\u1ee7a S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t<\/h2>\n<p>Trong k\u1ef9 thu\u1eadt nhi\u1ec7t, s\u1ef1 ch\u00e1y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu trong c\u00e1c \u1ee9ng d\u1ee5ng sau:<\/p>\n<ul>\n<li><strong>\u0110\u1ed9ng c\u01a1 \u0111\u1ed1t trong:<\/strong> \u0110\u1ed9ng c\u01a1 xe h\u01a1i v\u00e0 nhi\u1ec1u lo\u1ea1i m\u00e1y m\u00f3c s\u1eed d\u1ee5ng s\u1ef1 ch\u00e1y c\u1ee7a nhi\u00ean li\u1ec7u \u0111\u1ec3 t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc.<\/li>\n<li><strong>L\u00f2 nhi\u1ec7t:<\/strong> L\u00f2 nhi\u1ec7t trong c\u00f4ng nghi\u1ec7p s\u1eed d\u1ee5ng s\u1ef1 ch\u00e1y c\u1ee7a nhi\u00ean li\u1ec7u \u0111\u1ec3 cung c\u1ea5p nhi\u1ec7t cho c\u00e1c qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/li>\n<li><strong>H\u1ec7 th\u1ed1ng s\u01b0\u1edfi:<\/strong> Nhi\u1ec1u h\u1ec7 th\u1ed1ng s\u01b0\u1edfi t\u1ea1i nh\u00e0 v\u00e0 c\u00f4ng nghi\u1ec7p s\u1eed d\u1ee5ng \u0111\u1ed9ng c\u01a1 \u0111\u1ed1t \u0111\u1ec3 t\u1ea1o ra nhi\u1ec7t n\u0103ng.<\/li>\n<\/ul>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>Hi\u1ec3u r\u00f5 v\u1ec1 s\u1ef1 ch\u00e1y v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong k\u1ef9 thu\u1eadt nhi\u1ec7t. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang ta thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh hi\u1ec7u qu\u1ea3 c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng qu\u00e1 tr\u00ecnh ch\u00e1y, \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 cao nh\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u V\u1ec1 S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ch\u00e1y, c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng v\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh ch\u00e1y trong c\u00f4ng ngh\u1ec7 nhi\u1ec7t.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hi\u1ec3u V\u1ec1 S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t<\/title>\n<meta name=\"description\" content=\"Hi\u1ec3u V\u1ec1 S\u1ef1 Ch\u00e1y Trong H\u1ec7 Th\u1ed1ng Nhi\u1ec7t: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd ch\u00e1y, c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng v\u00e0 c\u00e1ch t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh ch\u00e1y trong c\u00f4ng ngh\u1ec7 nhi\u1ec7t.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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