{"id":727712,"date":"2024-12-16T09:36:18","date_gmt":"2024-12-16T08:36:18","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=727712"},"modified":"2024-12-16T09:36:18","modified_gmt":"2024-12-16T08:36:18","slug":"%e7%bb%9d%e7%bc%98%e6%9d%90%e6%96%99%e7%9a%84%e7%83%ad%e9%98%bb","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e7%bb%9d%e7%bc%98%e6%9d%90%e6%96%99%e7%9a%84%e7%83%ad%e9%98%bb\/","title":{"rendered":"\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b"},"content":{"rendered":"<p class=\"sidekick\">\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b\uff1a\u4e86\u89e3\u70ed\u963b\u5728\u70ed\u5de5\u5de5\u7a0b\u4e2d\u7684\u91cd\u8981\u6027\uff0c\u89e3\u6790\u5e38\u89c1\u7edd\u7f18\u6750\u6599\u7684\u6027\u80fd\uff0c\u5e2e\u52a9\u9009\u62e9\u6700\u5408\u9002\u7684\u6750\u6599\uff0c\u5927\u5e45\u63d0\u5347\u70ed\u80fd\u6548\u7387\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b.png\" alt=\"\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b<\/h2>\n<p>\u5728\u70ed\u5de5\u9886\u57df\u4e2d\uff0c\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b\u662f\u4e00\u4e2a\u81f3\u5173\u91cd\u8981\u7684\u6982\u5ff5\u3002\u70ed\u963b\uff08Thermal Resistance\uff09\u6307\u7684\u662f\u6750\u6599\u963b\u6b62\u70ed\u91cf\u4f20\u9012\u7684\u80fd\u529b\uff0c\u901a\u5e38\u7528\u7b26\u53f7<em>R<sub>th<\/sub><\/em>\u8868\u793a\u3002<\/p>\n<h2>\u70ed\u963b\u7684\u5b9a\u4e49\u548c\u516c\u5f0f<\/h2>\n<p>\u70ed\u963b\u7684\u57fa\u672c\u5b9a\u4e49\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u516c\u5f0f\u8868\u793a\uff1a<\/p>\n<p>R<sub>th<\/sub> = \\(\\frac{\\Delta T}{Q}\\)<\/p>\n<p>\u5176\u4e2d\uff0c\\(\\Delta T\\) \u8868\u793a\u6e29\u5dee\uff0c\u6709\u65f6\u4f1a\u5199\u6210 T<sub>1<\/sub> &#8211; T<sub>2<\/sub>\uff0c\u800c Q \u5219\u8868\u793a\u901a\u8fc7\u6750\u6599\u7684\u70ed\u6d41\u91cf\u3002<\/p>\n<h2>\u7edd\u7f18\u6750\u6599\u7684\u7279\u70b9<\/h2>\n<ul>\n<li><strong>\u4f4e\u5bfc\u70ed\u7cfb\u6570\uff1a<\/strong>\u7edd\u7f18\u6750\u6599\u901a\u5e38\u5177\u6709\u4f4e\u5bfc\u70ed\u7cfb\u6570\uff0c\u8868\u793a\u5b83\u4eec\u76f8\u5bf9\u6765\u8bf4\u4e0d\u4f1a\u5bb9\u6613\u4f20\u5bfc\u70ed\u91cf\u3002<\/li>\n<li><strong>\u9ad8\u5bc6\u5ea6\uff1a<\/strong>\u6709\u4e9b\u7edd\u7f18\u6750\u6599\u62e5\u6709\u8f83\u9ad8\u7684\u5bc6\u5ea6\uff0c\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u5b83\u4eec\u7684\u70ed\u963b\u80fd\u529b\u3002<\/li>\n<li><strong>\u8010\u706b\u6027\uff1a<\/strong>\u5f88\u591a\u7edd\u7f18\u6750\u6599\u672c\u8eab\u5177\u6709\u8f83\u5f3a\u7684\u8010\u706b\u6027\uff0c\u53ef\u4ee5\u5728\u9ad8\u6e29\u73af\u5883\u4e2d\u7a33\u5b9a\u5de5\u4f5c\u3002<\/li>\n<li><strong>\u8f7b\u4fbf\uff1a<\/strong>\u8bb8\u591a\u7edd\u7f18\u6750\u6599\u8d28\u91cf\u8f7b\u4fbf\uff0c\u6613\u4e8e\u5b89\u88c5\u548c\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2>\u5e38\u89c1\u7684\u7edd\u7f18\u6750\u6599<\/h2>\n<ol>\n<li><strong>\u73bb\u7483\u68c9\uff1a<\/strong>\u7531\u73bb\u7483\u7ea4\u7ef4\u5236\u6210\uff0c\u5177\u6709\u826f\u597d\u7684\u7edd\u70ed\u6027\u80fd\uff0c\u5e76\u4e14\u4e0d\u6613\u71c3\u70e7\u3002<\/li>\n<li><strong>\u5ca9\u68c9\uff1a<\/strong>\u7531\u5929\u7136\u5ca9\u77f3\u5236\u6210\uff0c\u9632\u706b\u6027\u80fd\u4f18\u8d8a\u4e14\u6297\u538b\u5f3a\u5ea6\u9ad8\u3002<\/li>\n<li><strong>\u53d1\u6ce1\u805a\u82ef\u4e59\u70ef\uff08EPS\uff09\uff1a<\/strong>\u4ee5\u805a\u82ef\u4e59\u70ef\u9897\u7c92\u4e3a\u539f\u6599\uff0c\u5177\u6709\u4f18\u79c0\u7684\u9694\u70ed\u6548\u679c\u548c\u8f83\u4f4e\u7684\u5438\u6c34\u7387\u3002<\/li>\n<li><strong>\u805a\u6c28\u916f\u6ce1\u6cab\uff1a<\/strong>\u5bc6\u5ea6\u8f83\u5c0f\uff0c\u4f46\u5177\u6709\u5f88\u597d\u7684\u7edd\u70ed\u6548\u679c\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5efa\u7b51\u548c\u5de5\u4e1a\u4e2d\u3002<\/li>\n<\/ol>\n<h2>\u5de5\u7a0b\u5e94\u7528<\/h2>\n<p>\u7edd\u7f18\u6750\u6599\u5728\u5de5\u7a0b\u4e2d\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\uff1a<\/p>\n<ul>\n<li><u>\u5efa\u7b51\u4fdd\u6e29\uff1a<\/u> \u5728\u5efa\u7b51\u7269\u7684\u5899\u4f53\u3001\u5c4b\u9876\u548c\u5730\u9762\u4e2d\u4f7f\u7528\u7edd\u7f18\u6750\u6599\uff0c\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u4fdd\u6e29\u6548\u679c\uff0c\u964d\u4f4e\u80fd\u8017\u3002<\/li>\n<li><u>\u7ba1\u9053\u4fdd\u6e29\uff1a<\/u>\u5de5\u4e1a\u7ba1\u9053\u3001\u5bb6\u5ead\u70ed\u6c34\u7ba1\u9053\u7b49\u4f7f\u7528\u7edd\u7f18\u6750\u6599\uff0c\u53ef\u4ee5\u51cf\u5c11\u70ed\u635f\u5931\uff0c\u4fdd\u6301\u6e29\u5ea6\u7a33\u5b9a\u3002<\/li>\n<li><u>\u7535\u5668\u8bbe\u5907\uff1a<\/u>\u4f8b\u5982\u51b0\u7bb1\u3001\u7a7a\u8c03\u7b49\u7535\u5668\u8bbe\u5907\u4e2d\uff0c\u7edd\u7f18\u6750\u6599\u53ef\u4ee5\u786e\u4fdd\u8bbe\u5907\u7684\u9ad8\u6548\u5de5\u4f5c\u4e0e\u8282\u80fd\u3002<\/li>\n<\/ul>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b\u5728\u70ed\u5de5\u7a0b\u5e94\u7528\u4e2d\u8d77\u5230\u4e86\u5173\u952e\u7684\u4f5c\u7528\uff0c\u901a\u8fc7\u7406\u89e3\u5176\u7279\u6027\u548c\u5e94\u7528\uff0c\u5de5\u7a0b\u5e08\u53ef\u4ee5\u8bbe\u8ba1\u51fa\u66f4\u52a0\u8282\u80fd\u73af\u4fdd\u7684\u7cfb\u7edf\u3002\u65e0\u8bba\u662f\u5728\u5efa\u7b51\u3001\u5de5\u4e1a\u8fd8\u662f\u65e5\u5e38\u751f\u6d3b\u4e2d\uff0c\u7edd\u7f18\u6750\u6599\u90fd\u4e0d\u53ef\u6216\u7f3a\uff0c\u786e\u4fdd\u4e86\u6211\u4eec\u751f\u6d3b\u7684\u8212\u9002\u4e0e\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7edd\u7f18\u6750\u6599\u7684\u70ed\u963b\uff1a\u4e86\u89e3\u70ed\u963b\u5728\u70ed\u5de5\u5de5\u7a0b\u4e2d\u7684\u91cd\u8981\u6027\uff0c\u89e3\u6790\u5e38\u89c1\u7edd\u7f18\u6750\u6599\u7684\u6027\u80fd\uff0c\u5e2e\u52a9\u9009\u62e9\u6700\u5408\u9002\u7684\u6750\u6599\uff0c\u5927\u5e45\u63d0\u5347\u70ed\u80fd\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[134],"tags":[],"yoast_head":"<!-- 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