{"id":743524,"date":"2024-10-06T00:58:39","date_gmt":"2024-10-05T23:58:39","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=743524"},"modified":"2024-10-06T00:58:39","modified_gmt":"2024-10-05T23:58:39","slug":"%e7%ad%89%e7%a6%bb%e5%ad%90%e4%bd%93%e4%b8%ad%e7%9a%84%e7%83%ad%e4%bc%a0%e5%af%bc","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e7%ad%89%e7%a6%bb%e5%ad%90%e4%bd%93%e4%b8%ad%e7%9a%84%e7%83%ad%e4%bc%a0%e5%af%bc\/","title":{"rendered":"\u7b49\u79bb\u5b50\u4f53\u4e2d\u7684\u70ed\u4f20\u5bfc"},"content":{"rendered":"<p class=\"sidekick\">\u7b49\u79bb\u5b50\u4f53\u4e2d\u7684\u70ed\u4f20\u5bfc\uff1a\u8be6\u89e3\u7b49\u79bb\u5b50\u4f53\u4e2d\u70ed\u4f20\u9012\u7684\u57fa\u672c\u539f\u7406\u3001\u673a\u5236\u548c\u5b9e\u9645\u5e94\u7528\uff0c\u63ed\u793a\u70ed\u4f20\u5bfc\u5728\u9ad8\u6e29\u79bb\u5b50\u73af\u5883\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u7b49\u79bb\u5b50\u4f53\u4e2d\u7684\u70ed\u4f20\u5bfc.png\" alt=\"\u7b49\u79bb\u5b50\u4f53\u4e2d\u7684\u70ed\u4f20\u5bfc\" style=\"display: block; margin-left: auto; margin-right: 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\u7b49\u79bb\u5b50\u4f53\u4e2d\u7684\u81ea\u7531\u7535\u5b50\u7531\u4e8e\u5176\u9ad8\u6d41\u52a8\u6027\uff0c\u6210\u4e3a\u4e3b\u8981\u7684\u70ed\u4f20\u5bfc\u4ecb\u8d28\u3002\u7535\u5b50\u901a\u8fc7\u968f\u80fd\u91cf\u68af\u5ea6\u79fb\u52a8\uff0c\u5c06\u70ed\u91cf\u4ece\u9ad8\u6e29\u533a\u4f20\u9012\u5230\u4f4e\u6e29\u533a\u3002<\/li>\n<li><strong>\u79bb\u5b50\u70ed\u4f20\u5bfc:<\/strong> \u79bb\u5b50\u53ef\u80fd\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u5bf9\u70ed\u4f20\u5bfc\u4ea7\u751f\u663e\u8457\u5f71\u54cd\uff0c\u7279\u522b\u662f\u5728\u7b49\u79bb\u5b50\u4f53\u88ab\u5f3a\u70c8\u7535\u79bb\u7684\u60c5\u51b5\u4e0b\u3002\u79bb\u5b50\u4e3b\u8981\u901a\u8fc7\u78b0\u649e\u548c\u7535\u573a\u529b\u79fb\u52a8\u6765\u4f20\u9012\u70ed\u91cf\u3002<\/li>\n<li><strong>\u8f90\u5c04\u70ed\u4f20\u5bfc:<\/strong> \u5728\u9ad8\u6e29\u7b49\u79bb\u5b50\u4f53\u4e2d\uff0c\u8f90\u5c04\u80fd\u4f20\u8f93\u4e5f\u4f1a\u663e\u8457\u5f71\u54cd\u70ed\u4f20\u5bfc\u3002\u8fd9\u90e8\u5206\u80fd\u91cf\u901a\u8fc7\u7535\u78c1\u6ce2\u7684\u5f62\u5f0f\u4ece\u4e00\u4e2a\u533a\u57df\u4f20\u9012\u5230\u53e6\u4e00\u4e2a\u533a\u57df\u3002<\/li>\n<\/ul>\n<h2>\u70ed\u4f20\u5bfc\u65b9\u7a0b<\/h2>\n<p>\u63cf\u8ff0\u7b49\u79bb\u5b50\u4f53\u4e2d\u70ed\u4f20\u5bfc\u7684\u4e00\u822c\u65b9\u7a0b\u4e3a\u70ed\u4f20\u5bfc\u65b9\u7a0b\uff1a<\/p>\n<p>\\( \\frac{\\partial T}{\\partial t} = \\alpha \\nabla^2 T \\)<\/p>\n<p>\u5176\u4e2d\uff0c\\( T \\) \u662f\u6e29\u5ea6\uff0c\\( t \\) \u662f\u65f6\u95f4\uff0c\\( \\alpha \\) \u662f\u70ed\u6269\u6563\u7cfb\u6570\uff0c\\( \\nabla^2 \\) \u662f\u62c9\u666e\u62c9\u65af\u7b97\u5b50\u3002\u8fd9\u4e00\u65b9\u7a0b\u8868\u793a\u6e29\u5ea6\u968f\u65f6\u95f4\u548c\u7a7a\u95f4\u7684\u53d8\u5316\uff0c\u5e76\u7528\u6765\u8ba1\u7b97\u70ed\u91cf\u5728\u7b49\u79bb\u5b50\u4f53\u4e2d\u7684\u4f20\u9012\u3002<\/p>\n<h2>\u5de5\u7a0b\u5e94\u7528<\/h2>\n<ul>\n<li><strong>\u7b49\u79bb\u5b50\u4f53\u5f27\u710a:<\/strong> \u5229\u7528\u7b49\u79bb\u5b50\u4f53\u9ad8\u6e29\u7279\u6027\uff0c\u8fdb\u884c\u91d1\u5c5e\u5207\u5272\u548c\u710a\u63a5\u64cd\u4f5c\uff0c\u63d0\u9ad8\u7cbe\u5ea6\u548c\u6548\u7387\u3002<\/li>\n<li><strong>\u7b49\u79bb\u5b50\u4f53\u63a8\u8fdb\u5668:<\/strong> \u7528\u4e8e\u822a\u5929\u5668\u63a8\u8fdb\uff0c\u901a\u8fc7\u9ad8\u6548\u70ed\u4f20\u5bfc\u5b9e\u73b0\u66f4\u9ad8\u7684\u63a8\u529b\u548c\u71c3\u6599\u6548\u7387\u3002<\/li>\n<li><strong>\u6838\u805a\u53d8\u7814\u7a76:<\/strong> 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