{"id":702499,"date":"2024-08-21T00:07:50","date_gmt":"2024-08-20T23:07:50","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=702499"},"modified":"2024-08-21T00:07:50","modified_gmt":"2024-08-20T23:07:50","slug":"bo-truyen-dong-nhiet-ung-dung-van-hanh-tu-dong","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/bo-truyen-dong-nhiet-ung-dung-van-hanh-tu-dong\/","title":{"rendered":"B\u1ed9 Truy\u1ec1n \u0110\u1ed9ng Nhi\u1ec7t | \u1ee8ng D\u1ee5ng V\u1eadn H\u00e0nh T\u1ef1 \u0110\u1ed9ng"},"content":{"rendered":"<p class=\"sidekick\">T\u00ecm hi\u1ec3u B\u1ed9 Truy\u1ec1n \u0110\u1ed9ng Nhi\u1ec7t v\u00e0 c\u00e1ch ch\u00fang c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady trong c\u00e1c h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh t\u1ef1 \u0111\u1ed9ng th\u00f4ng qua \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/bo_truyen_dong_nhiet_ung_dung_van_hanh_tu_dong.png\" alt=\"B\u1ed9 Truy\u1ec1n \u0110\u1ed9ng Nhi\u1ec7t | \u1ee8ng D\u1ee5ng V\u1eadn H\u00e0nh T\u1ef1 \u0110\u1ed9ng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>B\u1ed9 Truy\u1ec1n \u0110\u1ed9ng Nhi\u1ec7t | \u1ee8ng D\u1ee5ng V\u1eadn H\u00e0nh T\u1ef1 \u0110\u1ed9ng<\/h2>\n<p>B\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t, \u0111\u1ea3m nh\u1eadn vai tr\u00f2 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc. S\u1ef1 chuy\u1ec3n \u0111\u1ed5i n\u00e0y r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c v\u1eadn h\u00e0nh t\u1ef1 \u0111\u1ed9ng c\u1ee7a nhi\u1ec1u h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt kh\u00e1c nhau.<\/p>\n<h2>B\u1ed9 Truy\u1ec1n \u0110\u1ed9ng Nhi\u1ec7t<\/h2>\n<p>B\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t n\u0103ng thu \u0111\u01b0\u1ee3c t\u1eeb ngu\u1ed3n nhi\u1ec7t th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua c\u00e1c qu\u00e1 tr\u00ecnh gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i c\u1ee7a v\u1eadt li\u1ec7u khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i. M\u1ed9t s\u1ed1 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<p><u1><\/p>\n<li><b>Xilanh nhi\u1ec7t:<\/b> S\u1eed d\u1ee5ng s\u1ef1 gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i c\u1ee7a kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng b\u00ean trong xilanh \u0111\u1ec3 t\u1ea1o ra chuy\u1ec3n \u0111\u1ed9ng.<\/li>\n<li><b>B\u00e1nh \u0111\u00e0 \u0111\u1ed9ng c\u01a1 nhi\u1ec7t:<\/b> N\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t t\u1eeb ngu\u1ed3n nhi\u1ec7t \u0111\u1ed1t ch\u00e1y nhi\u00ean li\u1ec7u \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh chuy\u1ec3n \u0111\u1ed9ng quay c\u1ee7a b\u00e1nh \u0111\u00e0.<\/li>\n<li><b>Ch\u1ea5t l\u1ecfng magnetorheological (MR):<\/b> Bi\u1ebfn \u0111\u1ed5i \u0111\u1ed9 nh\u1edbt c\u1ee7a ch\u1ea5t l\u1ecfng khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i, \u0111i\u1ec1u khi\u1ec3n s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng.<\/li>\n<p><\/u1><\/p>\n<h2>\u1ee8ng D\u1ee5ng V\u1eadn H\u00e0nh T\u1ef1 \u0110\u1ed9ng<\/h2>\n<p>B\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng h\u00f3a kh\u00e1c nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 ti\u00eau bi\u1ec3u:<\/p>\n<p><u1><\/p>\n<li><b>Robotics:<\/b> C\u00e1c robot c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c ch\u00ednh x\u00e1c v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c. V\u00ed d\u1ee5, trong ng\u00e0nh y t\u1ebf, robot c\u00f3 th\u1ec3 d\u00f9ng c\u00e1c b\u1ed9 n\u00e0y \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/li>\n<li><b>H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9:<\/b> C\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed ho\u1eb7c m\u00e1y s\u01b0\u1edfi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ec3 ki\u1ec3m so\u00e1t van ho\u1eb7c l\u1ed7 tho\u00e1t kh\u00ed, duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 mong mu\u1ed1n m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng.<\/li>\n<li><b>\u00d4 t\u00f4:<\/b> Trong ng\u00e0nh \u00f4 t\u00f4, c\u00e1c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh van, ti\u1ebft l\u01b0u ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c c\u1ee7a \u0111\u1ed9ng c\u01a1 nh\u1eb1m t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<p><\/u1><\/p>\n<h2>C\u00f4ng Th\u1ee9c v\u00e0 Nguy\u00ean L\u00fd<\/h2>\n<p>Vi\u1ec7c t\u00ednh to\u00e1n hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t th\u01b0\u1eddng d\u1ef1a tr\u00ean c\u00e1c nguy\u00ean l\u00fd nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc. M\u1ed9t c\u00f4ng th\u1ee9c ti\u00eau bi\u1ec3u \u0111\u1ec3 t\u00ednh hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y nhi\u1ec7t Carnot l\u00e0:<\/p>\n<p>\\[<br \/>\n\\eta = 1 &#8211; \\frac{T_{C}}{T_{H}}<br \/>\n\\]\n<p>Trong \u0111\u00f3:<\/p>\n<p><o1><\/p>\n<li>T<sub>H<\/sub>: Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a ngu\u1ed3n nhi\u1ec7t cao (\u0111\u01a1n v\u1ecb Kelvin).<\/li>\n<li>T<sub>C<\/sub>: Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a ngu\u1ed3n nhi\u1ec7t th\u1ea5p (\u0111\u01a1n v\u1ecb Kelvin).<\/li>\n<li>\\(\\eta\\): Hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y nhi\u1ec7t.<\/li>\n<p><\/o1><\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>B\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong nhi\u1ec1u \u1ee9ng d\u1ee5ng v\u1eadn h\u00e0nh t\u1ef1 \u0111\u1ed9ng, t\u1eeb robotics \u0111\u1ebfn h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00f4 t\u00f4. Hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang gi\u00fap c\u00e1c k\u1ef9 s\u01b0 thi\u1ebft k\u1ebf v\u00e0 c\u1ea3i thi\u1ec7n c\u00e1c h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng b\u1ed9 truy\u1ec1n \u0111\u1ed9ng nhi\u1ec7t m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u B\u1ed9 Truy\u1ec1n \u0110\u1ed9ng Nhi\u1ec7t v\u00e0 c\u00e1ch ch\u00fang c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady trong c\u00e1c h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh t\u1ef1 \u0111\u1ed9ng th\u00f4ng qua \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc.<\/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 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