{"id":732166,"date":"2024-10-27T12:56:24","date_gmt":"2024-10-27T11:56:24","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=732166"},"modified":"2024-10-27T12:56:24","modified_gmt":"2024-10-27T11:56:24","slug":"%e5%9c%b0%e7%83%ad%e7%b3%bb%e7%bb%9f%e4%b8%ad%e7%9a%84%e7%83%ad%e4%bc%a0%e9%80%92","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e5%9c%b0%e7%83%ad%e7%b3%bb%e7%bb%9f%e4%b8%ad%e7%9a%84%e7%83%ad%e4%bc%a0%e9%80%92\/","title":{"rendered":"\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012"},"content":{"rendered":"<p class=\"sidekick\">\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012\uff1a\u8be6\u7ec6\u4ecb\u7ecd\u5728\u5730\u70ed\u7cfb\u7edf\u4e2d\uff0c\u70ed\u91cf\u5982\u4f55\u901a\u8fc7\u4f20\u5bfc\u3001\u5bf9\u6d41\u548c\u8f90\u5c04\u7684\u65b9\u5f0f\u8f6c\u79fb\uff0c\u4ee5\u53ca\u8fd9\u4e9b\u65b9\u5f0f\u5728\u4e0d\u540c\u5e94\u7528\u4e2d\u7684\u5177\u4f53\u8d21\u732e\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012.png\" alt=\"\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012<\/h2>\n<p>\u5730\u70ed\u7cfb\u7edf\u662f\u4e00\u79cd\u5229\u7528\u5730\u7403\u5185\u90e8\u70ed\u80fd\u7684\u6280\u672f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4f9b\u6696\u548c\u5236\u51b7\u3002\u4e86\u89e3\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012\u673a\u5236\u5bf9\u4e8e\u4f18\u5316\u8fd9\u4e9b\u7cfb\u7edf\u7684\u6548\u7387\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5730\u70ed\u7cfb\u7edf\u4e2d\u5e38\u89c1\u7684\u70ed\u4f20\u9012\u65b9\u5f0f\u53ca\u5176\u76f8\u5173\u539f\u7406\u3002<\/p>\n<h2>\u70ed\u4f20\u9012\u7684\u57fa\u672c\u65b9\u5f0f<\/h2>\n<p>\u70ed\u4f20\u9012\u4e3b\u8981\u6709\u4e09\u79cd\u65b9\u5f0f\uff1a\u4f20\u5bfc\u3001\u5bf9\u6d41\u548c\u8f90\u5c04\u3002\u5730\u70ed\u7cfb\u7edf\u4e2d\uff0c\u4f20\u5bfc\u548c\u5bf9\u6d41\u662f\u6700\u5e38\u89c1\u7684\u70ed\u4f20\u9012\u65b9\u5f0f\u3002<\/p>\n<ul>\n<li><strong>\u4f20\u5bfc\uff1a<\/strong>\u4f20\u5bfc\u662f\u901a\u8fc7\u7269\u8d28\u4e2d\u7684\u5206\u5b50\u76f4\u63a5\u76f8\u4e92\u63a5\u89e6\u5c06\u70ed\u91cf\u4ece\u4e00\u4e2a\u533a\u57df\u4f20\u9012\u5230\u53e6\u4e00\u4e2a\u533a\u57df\u3002\u5728\u5730\u70ed\u7cfb\u7edf\u4e2d\uff0c\u5730\u4e0b\u571f\u58e4\u548c\u5ca9\u77f3\u901a\u8fc7\u4f20\u5bfc\u5c06\u5730\u70ed\u4f20\u8f93\u5230\u70ed\u4ea4\u6362\u5668\u4e2d\u3002<\/li>\n<li><strong>\u5bf9\u6d41\uff1a<\/strong>\u5bf9\u6d41\u662f\u4e00\u79cd\u901a\u8fc7\u6db2\u4f53\u6216\u6c14\u4f53\u4ecb\u8d28\u6d41\u52a8\u5c06\u70ed\u91cf\u4ece\u4e00\u4e2a\u5730\u65b9\u4f20\u9012\u5230\u53e6\u4e00\u4e2a\u5730\u65b9\u7684\u8fc7\u7a0b\u3002\u5728\u5730\u70ed\u7cfb\u7edf\u4e2d\uff0c\u5730\u4e0b\u6c34\u6216\u8005\u4f20\u70ed\u6db2\u4f53\u5728\u7ba1\u9053\u4e2d\u6d41\u52a8\uff0c\u901a\u8fc7\u5bf9\u6d41\u5c06\u70ed\u91cf\u4f20\u9012\u3002<\/li>\n<\/ul>\n<h2>\u70ed\u4f20\u9012\u65b9\u7a0b<\/h2>\n<p>\u70ed\u4f20\u9012\u53ef\u4ee5\u901a\u8fc7\u82e5\u5e72\u6570\u5b66\u516c\u5f0f\u8fdb\u884c\u63cf\u8ff0\u3002\u4ee5\u4e0b\u662f\u76f8\u5173\u65b9\u7a0b\uff1a<\/p>\n<h3>\u5085\u7acb\u53f6\u70ed\u4f20\u5bfc\u5b9a\u5f8b<\/h3>\n<p>\u5085\u7acb\u53f6\u70ed\u4f20\u5bfc\u5b9a\u5f8b\u63cf\u8ff0\u4e86\u70ed\u4f20\u9012\u7684\u57fa\u672c\u673a\u5236\uff0c\u65b9\u7a0b\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p>\n    \\( q = -k \\frac{dT}{dx} \\)\n<\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>\\( q \\) \u662f\u70ed\u6d41\u5bc6\u5ea6<\/li>\n<li>\\( k \\) \u662f\u70ed\u5bfc\u7387<\/li>\n<li>\\( \\frac{dT}{dx} \\) \u662f\u6e29\u5ea6\u68af\u5ea6<\/li>\n<\/ul>\n<h3>\u80fd\u91cf\u5e73\u8861\u65b9\u7a0b<\/h3>\n<p>\u5bf9\u4e8e\u4e00\u4e2a\u7cfb\u7edf\uff0c\u80fd\u91cf\u7684\u4f20\u9012\u548c\u8f6c\u5316\u53ef\u4ee5\u901a\u8fc7\u80fd\u91cf\u5e73\u8861\u65b9\u7a0b\u8868\u793a\uff1a<\/p>\n<p>\n    \\( Q_{in} &#8211; Q_{out} = \\Delta E_{system} \\)\n<\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>\\( Q_{in} \\) \u662f\u8fdb\u5165\u7cfb\u7edf\u7684\u70ed\u91cf<\/li>\n<li>\\( Q_{out} \\) \u662f\u79bb\u5f00\u7cfb\u7edf\u7684\u70ed\u91cf<\/li>\n<li>\\( \\Delta E_{system} \\) \u662f\u7cfb\u7edf\u5185\u90e8\u80fd\u91cf\u7684\u53d8\u5316<\/li>\n<\/ul>\n<h2>\u5730\u70ed\u7cfb\u7edf\u7684\u5e94\u7528<\/h2>\n<p>\u5730\u70ed\u7cfb\u7edf\u5728\u73b0\u5b9e\u751f\u6d3b\u4e2d\u6709\u591a\u79cd\u5e94\u7528\uff0c\u6bd4\u5982\u5730\u70ed\u6cf5\u548c\u5730\u70ed\u7535\u7ad9\uff1a<\/p>\n<ul>\n<li><strong>\u5730\u70ed\u6cf5\uff1a<\/strong>\u5730\u70ed\u6cf5\u5229\u7528\u5730\u4e0b\u6052\u5b9a\u7684\u6e29\u5ea6\u8fdb\u884c\u4f9b\u6696\u548c\u5236\u51b7\u3002\u901a\u8fc7\u57cb\u5728\u5730\u4e0b\u7684\u7ba1\u9053\u7cfb\u7edf\uff0c\u5730\u70ed\u6cf5\u53ef\u4ee5\u5c06\u5730\u4e0b\u7684\u70ed\u91cf\u4f20\u5bfc\u5230\u5efa\u7b51\u7269\u5185\uff0c\u6216\u8005\u5c06\u5efa\u7b51\u7269\u5185\u7684\u70ed\u91cf\u4f20\u5bfc\u5230\u5730\u4e0b\u3002<\/li>\n<li><strong>\u5730\u70ed\u7535\u7ad9\uff1a<\/strong>\u5730\u70ed\u7535\u7ad9\u5229\u7528\u5730\u4e0b\u6df1\u5904\u7684\u9ad8\u6e29\u9ad8\u538b\u6d41\u4f53\uff0c\u901a\u8fc7\u5bfc\u7ba1\u5c06\u70ed\u80fd\u4f20\u9012\u5230\u5730\u8868\uff0c\u7528\u4e8e\u53d1\u7535\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u70ed\u80fd\u901a\u8fc7\u4f20\u5bfc\u548c\u5bf9\u6d41\u4e24\u79cd\u65b9\u5f0f\u4f20\u9012\u5230\u53d1\u7535\u8bbe\u5907\u4e2d\u3002<\/li>\n<\/ul>\n<p>\u603b\u7ed3\u800c\u8a00\uff0c\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012\u4e3b\u8981\u901a\u8fc7\u4f20\u5bfc\u548c\u5bf9\u6d41\u5b9e\u73b0\uff0c\u4e86\u89e3\u8fd9\u4e9b\u70ed\u4f20\u9012\u65b9\u5f0f\u4ee5\u53ca\u76f8\u5173\u65b9\u7a0b\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5de5\u7a0b\u5e08\u8bbe\u8ba1\u548c\u4f18\u5316\u9ad8\u6548\u7684\u5730\u70ed\u7cfb\u7edf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5730\u70ed\u7cfb\u7edf\u4e2d\u7684\u70ed\u4f20\u9012\uff1a\u8be6\u7ec6\u4ecb\u7ecd\u5728\u5730\u70ed\u7cfb\u7edf\u4e2d\uff0c\u70ed\u91cf\u5982\u4f55\u901a\u8fc7\u4f20\u5bfc\u3001\u5bf9\u6d41\u548c\u8f90\u5c04\u7684\u65b9\u5f0f\u8f6c\u79fb\uff0c\u4ee5\u53ca\u8fd9\u4e9b\u65b9\u5f0f\u5728\u4e0d\u540c\u5e94\u7528\u4e2d\u7684\u5177\u4f53\u8d21\u732e\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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