{"id":682712,"date":"2024-08-29T08:40:30","date_gmt":"2024-08-29T07:40:30","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=682712"},"modified":"2024-08-29T08:40:30","modified_gmt":"2024-08-29T07:40:30","slug":"4-chien-luoc-nang-cao-hieu-suat-nhiet","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/4-chien-luoc-nang-cao-hieu-suat-nhiet\/","title":{"rendered":"4 Chi\u1ebfn L\u01b0\u1ee3c N\u00e2ng Cao Hi\u1ec7u Su\u1ea5t Nhi\u1ec7t"},"content":{"rendered":"<p class=\"sidekick\">N\u00e2ng cao hi\u1ec7u su\u1ea5t nhi\u1ec7t v\u1edbi 4 chi\u1ebfn l\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a ho\u1ea1t \u0111\u1ed9ng thi\u1ebft b\u1ecb nhi\u1ec7t trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/4_chien_luoc_nang_cao_hieu_suat_nhiet.png\" alt=\"4 Chi\u1ebfn L\u01b0\u1ee3c N\u00e2ng Cao Hi\u1ec7u Su\u1ea5t Nhi\u1ec7t\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>4 Chi\u1ebfn L\u01b0\u1ee3c N\u00e2ng Cao Hi\u1ec7u Su\u1ea5t Nhi\u1ec7t<\/h2>\n<p>Trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t, vi\u1ec7c n\u00e2ng cao hi\u1ec7u su\u1ea5t nhi\u1ec7t l\u00e0 m\u1ed9t m\u1ee5c ti\u00eau quan tr\u1ecdng nh\u1eb1m gi\u1ea3m ti\u00eau hao n\u0103ng l\u01b0\u1ee3ng v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ed1n chi\u1ebfn l\u01b0\u1ee3c ph\u1ed5 bi\u1ebfn \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y:<\/p>\n<ul>\n<li>T\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i nhi\u1ec7t<\/li>\n<li>S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t hi\u1ec7u qu\u1ea3<\/li>\n<li>\u00c1p d\u1ee5ng c\u00e1c nguy\u00ean l\u00fd nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc<\/li>\n<li>S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn<\/li>\n<\/ul>\n<h2>T\u1ed1i \u01afu H\u00f3a Qu\u00e1 Tr\u00ecnh Trao \u0110\u1ed5i Nhi\u1ec7t<\/h2>\n<p>M\u1ed9t trong nh\u1eefng c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t nhi\u1ec7t l\u00e0 t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i nhi\u1ec7t. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb trao \u0111\u1ed5i nhi\u1ec7t nh\u01b0 b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng \u1ed1ng, d\u1ea1ng t\u1ea5m, ho\u1eb7c d\u1ea1ng kh\u00ed-l\u1ecfng \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng truy\u1ec1n nhi\u1ec7t.<\/p>\n<ol>\n<li><strong>S\u1eed d\u1ee5ng b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t:<\/strong> B\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t b\u1eb1ng c\u00e1ch t\u1ed1i \u0111a h\u00f3a di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa c\u00e1c d\u00f2ng nhi\u1ec7t.<\/li>\n<li><strong>T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y:<\/strong> S\u1eafp x\u1ebfp c\u00e1c d\u00f2ng ch\u1ea3y sao cho nhi\u1ec7t \u0111\u01b0\u1ee3c truy\u1ec1n hi\u1ec7u qu\u1ea3 h\u01a1n gi\u1eefa c\u00e1c ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed.<\/li>\n<\/ol>\n<h2>S\u1eed D\u1ee5ng V\u1eadt Li\u1ec7u C\u00e1ch Nhi\u1ec7t Hi\u1ec7u Qu\u1ea3<\/h2>\n<p>S\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t l\u00e0 c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u01b0ng r\u1ea5t hi\u1ec7u qu\u1ea3 \u0111\u1ec3 ng\u0103n ng\u1eeba th\u1ea5t tho\u00e1t nhi\u1ec7t ra b\u00ean ngo\u00e0i, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c h\u1ec7 th\u1ed1ng l\u00f2 h\u01a1i, \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn nhi\u1ec7t, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef nhi\u1ec7t.<\/p>\n<ul>\n<li><strong>V\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t:<\/strong> C\u00e1c v\u1eadt li\u1ec7u nh\u01b0 s\u1ee3i th\u1ee7y tinh, b\u1ecdt polyurethane, v\u00e0 v\u1eadt li\u1ec7u ki\u1ec3u g\u1ed1m c\u00f3 kh\u1ea3 n\u0103ng c\u00e1ch nhi\u1ec7t cao.<\/li>\n<li><strong>L\u1edbp ph\u1ee7 c\u00e1ch nhi\u1ec7t:<\/strong> S\u1eed d\u1ee5ng l\u1edbp ph\u1ee7 c\u00e1ch nhi\u1ec7t \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u hi\u1ec7n c\u00f3.<\/li>\n<\/ul>\n<h2>\u00c1p D\u1ee5ng C\u00e1c Nguy\u00ean L\u00fd Nhi\u1ec7t \u0110\u1ed9ng L\u1ef1c H\u1ecdc<\/h2>\n<p>Nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc l\u00e0 c\u01a1 s\u1edf c\u1ee7a nhi\u1ec1u h\u1ec7 th\u1ed1ng nhi\u1ec7t. Vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c nguy\u00ean l\u00fd nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n<ol>\n<li><strong>Nguy\u00ean l\u00fd Carnot:<\/strong> Hi\u1ec7u su\u1ea5t nhi\u1ec7t t\u1ed1i \u0111a c\u1ee7a m\u1ed9t \u0111\u1ed9ng c\u01a1 nhi\u1ec7t gi\u1edbi h\u1ea1n b\u1edfi chu tr\u00ecnh Carnot. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ecbnh ngh\u0129a b\u1eb1ng c\u00f4ng th\u1ee9c:<br \/>\n    <br \/>\u03b7 = 1 &#8211; (T<sub>c<\/sub>\/T<sub>h<\/sub>),<br \/>\n    <br \/>trong \u0111\u00f3 T<sub>c<\/sub> l\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a b\u1ec3 l\u1ea1nh v\u00e0 T<sub>h<\/sub> l\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a b\u1ec3 n\u00f3ng.<\/li>\n<li><strong>Lu\u1eadt th\u1ee9 hai c\u1ee7a nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc:<\/strong> Nhi\u1ec7t ch\u1ec9 c\u00f3 th\u1ec3 t\u1ef1 truy\u1ec1n t\u1eeb v\u1eadt n\u00f3ng h\u01a1n sang v\u1eadt l\u1ea1nh h\u01a1n m\u00e0 kh\u00f4ng c\u1ea7n t\u00e1c \u0111\u1ed9ng ngo\u1ea1i l\u1ef1c. Do \u0111\u00f3, ph\u1ea3i gi\u1ea3m thi\u1ec3u th\u1ea5t tho\u00e1t nhi\u1ec7t \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t.<\/li>\n<\/ol>\n<h2>S\u1eed D\u1ee5ng C\u00e1c C\u00f4ng Ngh\u1ec7 Ti\u00ean Ti\u1ebfn<\/h2>\n<p>C\u00f4ng ngh\u1ec7 m\u1edbi li\u00ean t\u1ee5c ra \u0111\u1eddi \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t nhi\u1ec7t. Vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn gi\u00fap t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i v\u00e0 s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<ul>\n<li><strong>N\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi:<\/strong> S\u1eed d\u1ee5ng c\u00e1c t\u1ea5m pin m\u1eb7t tr\u1eddi v\u00e0 h\u1ec7 th\u1ed1ng quang nhi\u1ec7t \u0111\u1ec3 khai th\u00e1c n\u0103ng l\u01b0\u1ee3ng t\u1eeb m\u1eb7t tr\u1eddi m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>H\u1ec7 th\u1ed1ng ph\u1ee5c h\u1ed3i nhi\u1ec7t:<\/strong> S\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb ph\u1ee5c h\u1ed3i nhi\u1ec7t \u0111\u1ec3 s\u1eed d\u1ee5ng l\u1ea1i l\u01b0\u1ee3ng nhi\u1ec7t th\u1ea3i ra trong qu\u00e1 tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/li>\n<li><strong>\u0110i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng:<\/strong> H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 theo d\u00f5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh qu\u00e1 tr\u00ecnh nhi\u1ec7t m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t.<\/li>\n<\/ul>\n<p>\u1ee8ng d\u1ee5ng nh\u1eefng chi\u1ebfn l\u01b0\u1ee3c n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap n\u00e2ng cao hi\u1ec7u su\u1ea5t nhi\u1ec7t m\u00e0 c\u00f2n gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed n\u0103ng l\u01b0\u1ee3ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u00e2ng cao hi\u1ec7u su\u1ea5t nhi\u1ec7t v\u1edbi 4 chi\u1ebfn l\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a ho\u1ea1t \u0111\u1ed9ng thi\u1ebft b\u1ecb nhi\u1ec7t trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/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>4 Chi\u1ebfn L\u01b0\u1ee3c N\u00e2ng Cao Hi\u1ec7u Su\u1ea5t Nhi\u1ec7t<\/title>\n<meta name=\"description\" content=\"N\u00e2ng cao hi\u1ec7u su\u1ea5t nhi\u1ec7t v\u1edbi 4 chi\u1ebfn l\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a ho\u1ea1t \u0111\u1ed9ng thi\u1ebft b\u1ecb nhi\u1ec7t trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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