{"id":694253,"date":"2024-11-07T09:46:54","date_gmt":"2024-11-07T08:46:54","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=694253"},"modified":"2024-11-07T09:46:54","modified_gmt":"2024-11-07T08:46:54","slug":"bismut-telluride-lam-mat-nhiet-dien-phat-dien","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/bismut-telluride-lam-mat-nhiet-dien-phat-dien\/","title":{"rendered":"Bismut Telluride | L\u00e0m m\u00e1t Nhi\u1ec7t \u0111i\u1ec7n, Ph\u00e1t \u0111i\u1ec7n"},"content":{"rendered":"<p class=\"sidekick\">Bismut Telluride: V\u1eadt li\u1ec7u gi\u00fap l\u00e0m m\u00e1t nhi\u1ec7t \u0111i\u1ec7n v\u00e0 ph\u00e1t \u0111i\u1ec7n hi\u1ec7u qu\u1ea3, c\u1ea3i ti\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/bismut_telluride_lam_mat_nhiet_dien_phat_dien.png\" alt=\"Bismut Telluride | L\u00e0m m\u00e1t Nhi\u1ec7t \u0111i\u1ec7n, Ph\u00e1t \u0111i\u1ec7n\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Bismut Telluride | L\u00e0m m\u00e1t Nhi\u1ec7t \u0111i\u1ec7n, Ph\u00e1t \u0111i\u1ec7n<\/h2>\n<p>Bismut Telluride (Bi<sub>2<\/sub>Te<sub>3<\/sub>) l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u nhi\u1ec7t \u0111i\u1ec7n ph\u1ed5 bi\u1ebfn, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng l\u00e0m m\u00e1t v\u00e0 ph\u00e1t \u0111i\u1ec7n. V\u1eadt li\u1ec7u n\u00e0y n\u1ed5i b\u1eadt v\u1edbi kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 th\u00e0nh \u0111i\u1ec7n n\u0103ng v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, nh\u1edd t\u00ednh ch\u1ea5t nhi\u1ec7t \u0111i\u1ec7n \u0111\u1eb7c bi\u1ec7t c\u1ee7a n\u00f3.<\/p>\n<h2>L\u00e0m m\u00e1t Nhi\u1ec7t \u0111i\u1ec7n<\/h2>\n<p>L\u00e0m m\u00e1t nhi\u1ec7t \u0111i\u1ec7n l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt m\u00e0 Bismut Telluride \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng. Nguy\u00ean l\u00fd c\u01a1 b\u1ea3n \u1edf \u0111\u00e2y l\u00e0 khi m\u1ed9t d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua m\u1ed9t m\u1ea1ch g\u1ed3m hai lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau, nhi\u1ec7t s\u1ebd \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 t\u1eeb m\u1ed9t \u0111\u1ea7u v\u00e0 t\u1ecfa ra \u1edf \u0111\u1ea7u c\u00f2n l\u1ea1i, t\u1ea1o ra hi\u1ec7u \u1ee9ng l\u00e0m m\u00e1t. Hi\u1ec7u \u1ee9ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hi\u1ec7u \u1ee9ng Peltier.<\/p>\n<ul>\n<li>Trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t, Bismut Telluride \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c module Peltier, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00e1y l\u00e0m m\u00e1t Peltier.<\/li>\n<li>C\u00e1c module n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1ed9t b\u1ec1 m\u1eb7t nh\u1ea5t \u0111\u1ecbnh xu\u1ed1ng m\u1ed9t m\u1ee9c r\u1ea5t th\u1ea5p, l\u00e0m cho n\u00f3 h\u1eefu \u00edch trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 l\u00e0m m\u00e1t CPU trong m\u00e1y t\u00ednh, t\u1ee7 l\u1ea1nh nh\u1ecf v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng kh\u00e1c.<\/li>\n<\/ul>\n<h2>Ph\u00e1t \u0111i\u1ec7n<\/h2>\n<p>Kh\u00f4ng ch\u1ec9 l\u00e0m m\u00e1t, Bismut Telluride c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m m\u00e1y ph\u00e1t \u0111i\u1ec7n nhi\u1ec7t \u0111i\u1ec7n, hay c\u00f2n g\u1ecdi l\u00e0 TEG (Thermoelectric Generator). Khi c\u00f3 s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 gi\u1eefa hai m\u1eb7t c\u1ee7a m\u1ed9t module nhi\u1ec7t \u0111i\u1ec7n, hi\u1ec7u \u1ee9ng Seebeck x\u1ea3y ra: nhi\u1ec7t \u0111\u1ed9 ch\u00eanh l\u1ec7ch n\u00e0y \u0111\u01b0\u1ee3c chuy\u1ec3n th\u00e0nh \u0111i\u1ec7n n\u0103ng.<\/p>\n<ol>\n<li>\u1ee8ng d\u1ee5ng c\u1ee7a c\u00e1c m\u00e1y ph\u00e1t \u0111i\u1ec7n nhi\u1ec7t \u0111i\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ea5y trong vi\u1ec7c t\u1eadn d\u1ee5ng nhi\u1ec7t th\u1ea3i t\u1eeb \u0111\u1ed9ng c\u01a1 \u00f4 t\u00f4, nh\u00e0 m\u00e1y \u0111i\u1ec7n v\u00e0 nhi\u1ec1u ngu\u1ed3n nhi\u1ec7t kh\u00e1c.<\/li>\n<li>Ch\u00fang cung c\u1ea5p m\u1ed9t gi\u1ea3i ph\u00e1p cho vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng d\u01b0 th\u1eeba th\u00e0nh \u0111i\u1ec7n n\u0103ng c\u00f3 \u00edch, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m thi\u1ec3u \u00f4 nhi\u1ec5m.<\/li>\n<\/ol>\n<h2>\u01afu \u0111i\u1ec3m v\u00e0 H\u1ea1n ch\u1ebf<\/h2>\n<p>Bismut Telluride c\u00f3 m\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn h\u1ea5p d\u1eabn trong nhi\u1ec7t \u0111i\u1ec7n:<\/p>\n<ul>\n<li>Hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i nhi\u1ec7t-\u0111i\u1ec7n cao \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p \u0111\u1ebfn trung b\u00ecnh.<\/li>\n<li>Kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng \u0111a d\u1ea1ng.<\/li>\n<\/ul>\n<p>Tuy nhi\u00ean, c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf c\u1ea7n l\u01b0u \u00fd:<\/p>\n<ul>\n<li>Chi ph\u00ed nguy\u00ean li\u1ec7u cao.<\/li>\n<li>Hi\u1ec7u su\u1ea5t gi\u1ea3m \u1edf nhi\u1ec7t \u0111\u1ed9 cao, l\u00e0m h\u1ea1n ch\u1ebf \u1ee9ng d\u1ee5ng trong m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c.<\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, Bismut Telluride l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u nhi\u1ec7t \u0111i\u1ec7n quan tr\u1ecdng v\u1edbi kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c c\u00f4ng ngh\u1ec7 l\u00e0m m\u00e1t v\u00e0 ph\u00e1t \u0111i\u1ec7n. V\u1edbi s\u1ef1 ti\u1ebfn b\u1ed9 c\u1ee7a khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7, ti\u1ec1m n\u0103ng c\u1ee7a v\u1eadt li\u1ec7u n\u00e0y c\u00f2n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c khai th\u00e1c nhi\u1ec1u h\u01a1n, m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i m\u1edbi trong l\u0129nh v\u1ef1c n\u0103ng l\u01b0\u1ee3ng v\u00e0 l\u00e0m m\u00e1t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bismut Telluride: V\u1eadt li\u1ec7u gi\u00fap l\u00e0m m\u00e1t nhi\u1ec7t \u0111i\u1ec7n v\u00e0 ph\u00e1t \u0111i\u1ec7n hi\u1ec7u qu\u1ea3, c\u1ea3i ti\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/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 - 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