{"id":691481,"date":"2024-11-13T16:22:46","date_gmt":"2024-11-13T15:22:46","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=691481"},"modified":"2024-11-13T16:22:46","modified_gmt":"2024-11-13T15:22:46","slug":"luu-huynh-hexafluoride-khi-cach-dien-ung-dung-dien","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/luu-huynh-hexafluoride-khi-cach-dien-ung-dung-dien\/","title":{"rendered":"L\u01b0u Hu\u1ef3nh Hexafluoride | Kh\u00ed C\u00e1ch \u0110i\u1ec7n, \u1ee8ng D\u1ee5ng \u0110i\u1ec7n"},"content":{"rendered":"<p class=\"sidekick\">L\u01b0u hu\u1ef3nh hexafluoride: kh\u00ed c\u00e1ch \u0111i\u1ec7n quan tr\u1ecdng trong ng\u00e0nh \u0111i\u1ec7n, gi\u00fap ng\u0103n ch\u1eb7n ph\u00f3ng \u0111i\u1ec7n, gi\u1ea3m t\u1ed5n th\u1ea5t n\u0103ng l\u01b0\u1ee3ng, v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 thi\u1ebft b\u1ecb \u0111i\u1ec7n.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/luu_huynh_hexafluoride_khi_cach_dien_ung_dung_dien.png\" alt=\"L\u01b0u Hu\u1ef3nh Hexafluoride | Kh\u00ed C\u00e1ch \u0110i\u1ec7n, \u1ee8ng D\u1ee5ng \u0110i\u1ec7n\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>L\u01b0u Hu\u1ef3nh Hexafluoride | Kh\u00ed C\u00e1ch \u0110i\u1ec7n, \u1ee8ng D\u1ee5ng \u0110i\u1ec7n<\/h2>\n<p>L\u01b0u hu\u1ef3nh hexafluoride (SF<sub>6<\/sub>) l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t v\u00f4 c\u01a1 c\u1ee7a l\u01b0u hu\u1ef3nh v\u00e0 fluorin. \u1ede \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n, n\u00f3 l\u00e0 m\u1ed9t ch\u1ea5t kh\u00ed kh\u00f4ng m\u00e0u, kh\u00f4ng m\u00f9i, kh\u00f4ng \u0111\u1ed9c h\u1ea1i v\u00e0 kh\u00f4ng ch\u00e1y. SF<sub>6<\/sub> \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n xu\u1ea5t s\u1eafc v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n.<\/p>\n<h2>T\u00ednh Ch\u1ea5t V\u1eadt L\u00fd v\u00e0 H\u00f3a H\u1ecdc<\/h2>\n<ul>\n<li>C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc: SF<sub>6<\/sub><\/li>\n<li>Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed: 146,06 g\/mol<\/li>\n<li>Nhi\u1ec7t \u0111\u1ed9 s\u00f4i: -64\u00b0C<\/li>\n<li>M\u1eadt \u0111\u1ed9: 6,17 g\/L (\u1edf 20\u00b0C v\u00e0 \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n)<\/li>\n<li>\u0110\u1ed9 tan trong n\u01b0\u1edbc: Kh\u1ea3 n\u0103ng tan r\u1ea5t th\u1ea5p<\/li>\n<\/ul>\n<p>SF<sub>6<\/sub> c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc cao v\u00e0 t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng kh\u00ed trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t th\u01b0\u1eddng. N\u00f3 kh\u00f4ng ph\u1ea3n \u1ee9ng v\u1edbi h\u1ea7u h\u1ebft c\u00e1c ch\u1ea5t kh\u00e1c, k\u1ec3 c\u1ea3 oxy v\u00e0 n\u01b0\u1edbc.<\/p>\n<h2>Kh\u1ea3 N\u0103ng C\u00e1ch \u0110i\u1ec7n<\/h2>\n<p>M\u1ed9t trong nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u1ea5t c\u1ee7a SF<sub>6<\/sub> l\u00e0 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n ch\u1eb7n s\u1ef1 ph\u00e1t sinh tia l\u1eeda \u0111i\u1ec7n v\u00e0 ph\u00f3ng \u0111i\u1ec7n trong c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n \u00e1p cao. \u0110i\u1ec1u n\u00e0y l\u00e0 do SF<sub>6<\/sub> c\u00f3 \u0111\u1ed9 c\u1ee9ng \u0111i\u1ec7n m\u00f4i cao, g\u1ea5p kho\u1ea3ng 2,5 l\u1ea7n kh\u00f4ng kh\u00ed. \u0110i\u1ec1u n\u00e0y gi\u00fap n\u00f3 tr\u1edf th\u00e0nh kh\u00ed c\u00e1ch \u0111i\u1ec7n tuy\u1ec7t v\u1eddi trong c\u00e1c \u1ee9ng d\u1ee5ng truy\u1ec1n t\u1ea3i v\u00e0 ph\u00e2n ph\u1ed1i \u0111i\u1ec7n.<\/p>\n<h2>\u1ee8ng D\u1ee5ng Trong Ng\u00e0nh \u0110i\u1ec7n<\/h2>\n<p>SF<sub>6<\/sub> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n nh\u01b0 m\u1ed9t lo\u1ea1i kh\u00ed c\u00e1ch \u0111i\u1ec7n, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>M\u00e1y c\u1eaft SF<sub>6<\/sub>:<\/strong> C\u00e1c m\u00e1y c\u1eaft s\u1eed d\u1ee5ng SF<sub>6<\/sub> \u0111\u1ec3 d\u1eadp t\u1eaft tia l\u1eeda \u0111i\u1ec7n v\u00e0 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n kh\u1ecfi c\u00e1c s\u1ef1 c\u1ed1 qu\u00e1 d\u00f2ng ho\u1eb7c ng\u1eafn m\u1ea1ch.<\/li>\n<li><strong>M\u00e1y bi\u1ebfn \u00e1p:<\/strong> SF<sub>6<\/sub> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ed9t s\u1ed1 lo\u1ea1i m\u00e1y bi\u1ebfn \u00e1p \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u00e1ch \u0111i\u1ec7n v\u00e0 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb kh\u1ecfi l\u1ed7i k\u1ef9 thu\u1eadt.<\/li>\n<li><strong>Tr\u1ea1m bi\u1ebfn \u00e1p:<\/strong> C\u00e1c tr\u1ea1m bi\u1ebfn \u00e1p SF<sub>6<\/sub> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn v\u00e0 tin c\u1eady, gi\u00fap ti\u1ebft ki\u1ec7m kh\u00f4ng gian v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho h\u1ec7 th\u1ed1ng \u0111i\u1ec7n.<\/li>\n<\/ul>\n<h2>L\u1ee3i \u00cdch v\u00e0 R\u1ee7i Ro<\/h2>\n<p>SF<sub>6<\/sub> mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n:<\/p>\n<ul>\n<li>Kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n xu\u1ea5t s\u1eafc gi\u00fap n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<li>T\u00ednh \u1ed5n \u0111\u1ecbnh cao, kh\u00f4ng b\u1ecb ph\u00e2n h\u1ee7y trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t th\u00f4ng th\u01b0\u1eddng.<\/li>\n<\/ul>\n<p>Tuy nhi\u00ean, SF<sub>6<\/sub> c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 r\u1ee7i ro m\u00f4i tr\u01b0\u1eddng:<\/p>\n<ul>\n<li>SF<sub>6<\/sub> l\u00e0 m\u1ed9t kh\u00ed nh\u00e0 k\u00ednh m\u1ea1nh, c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh cao g\u1ea5p 23.500 l\u1ea7n CO<sub>2<\/sub>. Do \u0111\u00f3, vi\u1ec7c ph\u00e1t th\u1ea3i SF<sub>6<\/sub> v\u00e0o kh\u00ed quy\u1ec3n c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd.<\/li>\n<li>Chi ph\u00ed thu h\u1ed3i v\u00e0 x\u1eed l\u00fd SF<sub>6<\/sub> sau khi s\u1eed d\u1ee5ng kh\u00e1 cao.<\/li>\n<\/ul>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>L\u01b0u hu\u1ef3nh hexafluoride (SF<sub>6<\/sub>) l\u00e0 m\u1ed9t ch\u1ea5t kh\u00ed quan tr\u1ecdng trong ng\u00e0nh \u0111i\u1ec7n nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n xu\u1ea5t s\u1eafc. Tuy nhi\u00ean, c\u1ea7n l\u01b0u \u00fd \u0111\u1ebfn c\u00e1c r\u1ee7i ro m\u00f4i tr\u01b0\u1eddng m\u00e0 SF<sub>6<\/sub> mang l\u1ea1i v\u00e0 c\u1ea7n c\u00f3 bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t ph\u00f9 h\u1ee3p \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c. B\u1eb1ng c\u00e1ch n\u00e0y, ch\u00fang ta c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng nh\u1eefng l\u1ee3i \u00edch m\u00e0 SF<sub>6<\/sub> mang l\u1ea1i trong khi b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u01b0u hu\u1ef3nh hexafluoride: kh\u00ed c\u00e1ch \u0111i\u1ec7n quan tr\u1ecdng trong ng\u00e0nh \u0111i\u1ec7n, gi\u00fap ng\u0103n ch\u1eb7n ph\u00f3ng \u0111i\u1ec7n, gi\u1ea3m t\u1ed5n th\u1ea5t n\u0103ng l\u01b0\u1ee3ng, v\u00e0 t\u0103ng hi\u1ec7u qu\u1ea3 thi\u1ebft b\u1ecb \u0111i\u1ec7n.<\/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>L\u01b0u Hu\u1ef3nh Hexafluoride | Kh\u00ed C\u00e1ch \u0110i\u1ec7n, \u1ee8ng D\u1ee5ng 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