{"id":735350,"date":"2024-08-24T15:27:55","date_gmt":"2024-08-24T14:27:55","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=735350"},"modified":"2024-08-24T15:27:55","modified_gmt":"2024-08-24T14:27:55","slug":"%e7%ad%89%e7%a6%bb%e5%ad%90%e4%bd%93%e6%8e%a5%e8%a7%a6%e7%bb%84%e4%bb%b6%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%e6%8e%a5%e8%a7%a6%e7%bb%84%e4%bb%b6%e4%b8%ad%e7%9a%84%e7%83%ad%e4%bc%a0%e5%af%bc\/","title":{"rendered":"\u7b49\u79bb\u5b50\u4f53\u63a5\u89e6\u7ec4\u4ef6\u4e2d\u7684\u70ed\u4f20\u5bfc"},"content":{"rendered":"

\u7b49\u79bb\u5b50\u4f53\u63a5\u89e6\u7ec4\u4ef6\u4e2d\u7684\u70ed\u4f20\u5bfc\uff1a\u89e3\u6790\u70ed\u4f20\u5bfc\u539f\u7406\u53ca\u5176\u5728\u7b49\u79bb\u5b50\u4f53\u7ec4\u4ef6\u4e2d\u7684\u5e94\u7528\uff0c\u786e\u4fdd\u9ad8\u6548\u6563\u70ed\u4e0e\u7a33\u5b9a\u5de5\u4f5c\u3002<\/p>\n

\"\u7b49\u79bb\u5b50\u4f53\u63a5\u89e6\u7ec4\u4ef6\u4e2d\u7684\u70ed\u4f20\u5bfc\"<\/p>\n

\u7b49\u79bb\u5b50\u4f53\u63a5\u89e6\u7ec4\u4ef6\u4e2d\u7684\u70ed\u4f20\u5bfc<\/h2>\n

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\u70ed\u4f20\u5bfc\u7684\u57fa\u672c\u539f\u7406<\/h2>\n

\u70ed\u4f20\u5bfc\u662f\u70ed\u91cf\u5728\u7269\u4f53\u6216\u7269\u8d28\u4e4b\u95f4\u4f20\u9012\u7684\u4e00\u79cd\u57fa\u672c\u65b9\u5f0f\u3002\u6839\u636e\u5085\u91cc\u53f6\u5b9a\u5f8b<\/sup>\uff0c\u70ed\u6d41\u5bc6\u5ea6 \\( q \\) \u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/p>\n

\nq = - k \\nabla T\n<\/pre>\n
\u5176\u4e2d\uff1a<\/p>\n
<\/p>\n
  • q \u662f\u70ed\u6d41\u5bc6\u5ea6\uff0c\u5373\u6bcf\u5355\u4f4d\u9762\u79ef\u7684\u70ed\u91cf\u4f20\u9012\u7387\uff0c\u5355\u4f4d\u662f W\/m2<\/sup>.<\/li>\n
  • k \u662f\u70ed\u5bfc\u7387\uff0c\u8868\u793a\u6750\u6599\u4f20\u5bfc\u70ed\u91cf\u7684\u80fd\u529b\uff0c\u5355\u4f4d\u662f W\/(m\u00b7K).<\/li>\n
  • \\nabla T \u662f\u6e29\u5ea6\u68af\u5ea6\uff0c\u8868\u793a\u6e29\u5ea6\u968f\u7a7a\u95f4\u53d8\u5316\u7684\u901f\u7387\uff0c\u5355\u4f4d\u662f K\/m.<\/li>\n
    <\/u1><\/p>\n
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    <\/p>\n
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  • \u4f18\u5316\u7ec4\u4ef6\u8bbe\u8ba1\uff0c\u51cf\u5c11\u70ed\u81a8\u80c0\u5f15\u8d77\u7684\u673a\u68b0\u5e94\u529b\u3002<\/li>\n
    <\/o1><\/p>\n
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