{"id":725449,"date":"2024-10-11T00:10:58","date_gmt":"2024-10-10T23:10:58","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=725449"},"modified":"2024-10-11T00:10:58","modified_gmt":"2024-10-10T23:10:58","slug":"5%e7%a7%8d%e7%83%ad%e8%86%a8%e8%83%80%e5%8f%8a%e5%85%b6%e5%bd%b1%e5%93%8d","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/5%e7%a7%8d%e7%83%ad%e8%86%a8%e8%83%80%e5%8f%8a%e5%85%b6%e5%bd%b1%e5%93%8d\/","title":{"rendered":"5\u79cd\u70ed\u81a8\u80c0\u53ca\u5176\u5f71\u54cd"},"content":{"rendered":"<p class=\"sidekick\">\u5173\u952e\u8bcd\uff1a5\u79cd\u70ed\u81a8\u80c0\u53ca\u5176\u5f71\u54cd\u3002\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u4e0d\u540c\u7c7b\u578b\u7684\u70ed\u81a8\u80c0\u73b0\u8c61\u53ca\u5176\u5728\u5de5\u7a0b\u4e0e\u65e5\u5e38\u751f\u6d3b\u4e2d\u7684\u5b9e\u9645\u5f71\u54cd\uff0c\u5e2e\u52a9\u8bfb\u8005\u7406\u89e3\u8fd9\u4e00\u70ed\u529b\u5b66\u57fa\u672c\u539f\u7406\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/5\u79cd\u70ed\u81a8\u80c0\u53ca\u5176\u5f71\u54cd.png\" alt=\"5\u79cd\u70ed\u81a8\u80c0\u53ca\u5176\u5f71\u54cd\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>5\u79cd\u70ed\u81a8\u80c0\u53ca\u5176\u5f71\u54cd<\/h2>\n<p>\u70ed\u81a8\u80c0\u662f\u7269\u4f53\u53d7\u70ed\u540e\u4f53\u79ef\u6216\u957f\u5ea6\u589e\u5927\u7684\u73b0\u8c61\u3002\u70ed\u81a8\u80c0\u5728\u65e5\u5e38\u751f\u6d3b\u548c\u5de5\u7a0b\u5e94\u7528\u4e2d\u6709\u7740\u91cd\u8981\u7684\u5f71\u54cd\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e94\u79cd\u4e3b\u8981\u7684\u70ed\u81a8\u80c0\u7c7b\u578b\uff0c\u5e76\u8ba8\u8bba\u5b83\u4eec\u7684\u5f71\u54cd\u3002<\/p>\n<p><u1><\/p>\n<li>\u7ebf\u81a8\u80c0<\/li>\n<li>\u4f53\u79ef\u81a8\u80c0<\/li>\n<li>\u9762\u79ef\u81a8\u80c0<\/li>\n<li>\u73bb\u7483\u81a8\u80c0<\/li>\n<li>\u6db2\u4f53\u81a8\u80c0<\/li>\n<p><\/u1><\/p>\n<h2>\u7ebf\u81a8\u80c0<\/h2>\n<p>\u7ebf\u81a8\u80c0\u662f\u6307\u7269\u4f53\u52a0\u70ed\u65f6\uff0c\u5176\u957f\u5ea6\u6cbf\u7740\u67d0\u4e00\u7279\u5b9a\u65b9\u5411\u589e\u52a0\u3002\u7ebf\u81a8\u80c0\u7684\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<\/p>\n<p>L = L<sub>0<\/sub> + \u0394L<\/p>\n<p>\u5176\u4e2d\uff0cL \u662f\u52a0\u70ed\u540e\u7684\u957f\u5ea6\uff0cL<sub>0<\/sub> \u662f\u539f\u59cb\u957f\u5ea6\uff0c\u0394L \u662f\u957f\u5ea6\u53d8\u5316\u91cf\uff0c\u0394L \u7531\u4e0b\u5f0f\u7ed9\u51fa\uff1a<\/p>\n<p>\u0394L = \u03b1 * L<sub>0<\/sub> * \u0394T<\/p>\n<p>\u03b1 \u662f\u7ebf\u81a8\u80c0\u7cfb\u6570\uff0c\u0394T \u662f\u6e29\u5ea6\u53d8\u5316\u3002<\/p>\n<h2>\u4f53\u79ef\u81a8\u80c0<\/h2>\n<p>\u4f53\u79ef\u81a8\u80c0\u6307\u7684\u662f\u7269\u4f53\u5728\u52a0\u70ed\u540e\uff0c\u5176\u4f53\u79ef\u968f\u6e29\u5ea6\u4e0a\u5347\u800c\u589e\u5927\u3002\u4f53\u79ef\u81a8\u80c0\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<\/p>\n<p>V = V<sub>0<\/sub> + \u0394V<\/p>\n<p>\u5176\u4e2d\uff0cV \u662f\u52a0\u70ed\u540e\u7684\u4f53\u79ef\uff0cV<sub>0<\/sub> \u662f\u539f\u59cb\u4f53\u79ef\uff0c\u0394V \u662f\u4f53\u79ef\u53d8\u5316\u91cf\uff0c\u0394V \u7531\u4e0b\u5f0f\u7ed9\u51fa\uff1a<\/p>\n<p>\u0394V = \u03b2 * V<sub>0<\/sub> * \u0394T<\/p>\n<p>\u03b2 \u662f\u4f53\u79ef\u81a8\u80c0\u7cfb\u6570\uff0c\u0394T \u662f\u6e29\u5ea6\u53d8\u5316\u3002<\/p>\n<h2>\u9762\u79ef\u81a8\u80c0<\/h2>\n<p>\u9762\u79ef\u81a8\u80c0\u662f\u6307\u7269\u4f53\u7684\u8868\u9762\u79ef\u5728\u52a0\u70ed\u65f6\u589e\u52a0\u3002\u9762\u79ef\u81a8\u80c0\u7684\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<\/p>\n<p>A = A<sub>0<\/sub> + \u0394A<\/p>\n<p>\u5176\u4e2d\uff0cA \u662f\u52a0\u70ed\u540e\u7684\u8868\u9762\u79ef\uff0cA<sub>0<\/sub> \u662f\u539f\u59cb\u8868\u9762\u79ef\uff0c\u0394A \u662f\u8868\u9762\u79ef\u53d8\u5316\u91cf\uff0c\u0394A \u7531\u4e0b\u5f0f\u7ed9\u51fa\uff1a<\/p>\n<p>\u0394A = \u03b3 * A<sub>0<\/sub> * \u0394T<\/p>\n<p>\u03b3 \u662f\u9762\u79ef\u81a8\u80c0\u7cfb\u6570\uff0c\u0394T \u662f\u6e29\u5ea6\u53d8\u5316\u3002<\/p>\n<h2>\u73bb\u7483\u81a8\u80c0<\/h2>\n<p>\u73bb\u7483\u81a8\u80c0\u662f\u73bb\u7483\u6750\u6599\u53d7\u70ed\u65f6\u5176\u4f53\u79ef\u6216\u5c3a\u5bf8\u589e\u5927\u7684\u73b0\u8c61\u3002\u7531\u4e8e\u73bb\u7483\u7684\u7ed3\u6784\u7279\u70b9\uff0c\u5176\u81a8\u80c0\u7cfb\u6570\u901a\u5e38\u8f83\u5c0f\uff0c\u4f46\u5728\u6e29\u5ea6\u53d8\u5316\u8f83\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u73bb\u7483\u81a8\u80c0\u4f1a\u5f15\u8d77\u5e94\u529b\uff0c\u5bfc\u81f4\u73bb\u7483\u7834\u88c2\u3002\u56e0\u6b64\uff0c\u8010\u70ed\u73bb\u7483\u5e38\u7528\u4e8e\u5b9e\u9a8c\u5ba4\u548c\u53a8\u623f\u3002<\/p>\n<h2>\u6db2\u4f53\u81a8\u80c0<\/h2>\n<p>\u6db2\u4f53\u81a8\u80c0\u662f\u6307\u6db2\u4f53\u53d7\u70ed\u65f6\u4f53\u79ef\u589e\u52a0\u7684\u73b0\u8c61\u3002\u6db2\u4f53\u81a8\u80c0\u7684\u4e00\u4e2a\u663e\u8457\u4f8b\u5b50\u662f\u6c34\uff0c\u5f53\u6c34\u6e29\u4ece0\u00b0C\u5347\u81f34\u00b0C\u65f6\uff0c\u4f1a\u5148\u6536\u7f29\uff0c\u7136\u540e\u518d\u81a8\u80c0\u3002\u5927\u591a\u6570\u6db2\u4f53\u5728\u53d7\u70ed\u65f6\u4f53\u79ef\u90fd\u4f1a\u589e\u52a0\uff0c\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\u6db2\u4f53\u7684\u4f53\u79ef\u81a8\u80c0\uff1a<\/p>\n<p>V = V<sub>0<\/sub> + \u0394V<\/p>\n<p>\u5176\u4e2d\uff0c\u0394V = \u03b2 * V<sub>0<\/sub> * \u0394T\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd9\u4e00\u73b0\u8c61\u5728\u6db2\u4f53\u7684\u50a8\u5b58\u548c\u8fd0\u8f93\u4e2d\u9700\u8981\u7279\u522b\u6ce8\u610f\u3002<\/p>\n<h2>\u70ed\u81a8\u80c0\u7684\u5f71\u54cd<\/h2>\n<p>\u70ed\u81a8\u80c0\u5f71\u54cd\u5e7f\u6cdb\uff0c\u6d89\u53ca\u5230\u65e5\u5e38\u751f\u6d3b\u548c\u5de5\u4e1a\u751f\u4ea7\u3002\u4f8b\u5982\uff0c\u94c1\u8f68\u4e0a\u7684\u7f1d\u9699\u8bbe\u8ba1\u662f\u4e3a\u4e86\u9632\u6b62\u56e0\u70ed\u81a8\u80c0\u5bfc\u81f4\u7684\u53d8\u5f62\u3002\u5efa\u7b51\u6750\u6599\u5728\u4f7f\u7528\u65f6\u9700\u8003\u8651\u5230\u70ed\u81a8\u80c0\uff0c\u4ee5\u907f\u514d\u7ed3\u6784\u635f\u574f\u3002\u5728\u5de5\u7a0b\u8bbe\u8ba1\u4e2d\uff0c\u5fc5\u987b\u4ed4\u7ec6\u8ba1\u7b97\u548c\u63a7\u5236\u6750\u6599\u7684\u70ed\u81a8\u80c0\uff0c\u786e\u4fdd\u8bbe\u5907\u548c\u5efa\u7b51\u7269\u7684\u5b89\u5168\u548c\u7a33\u5b9a\u3002<\/p>\n<p>\u603b\u7ed3\u6765\u8bf4\uff0c\u7406\u89e3\u548c\u5408\u7406\u5229\u7528\u70ed\u81a8\u80c0\u73b0\u8c61\u5bf9\u4e8e\u5de5\u7a0b\u8bbe\u8ba1\u548c\u65e5\u5e38\u751f\u6d3b\u90fd\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u5bf9\u4e0d\u540c\u6750\u6599\u7684\u70ed\u81a8\u80c0\u7279\u6027\u7684\u638c\u63e1\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u6f5c\u5728\u7684\u98ce\u9669\uff0c\u5e76\u5229\u7528\u8fd9\u4e9b\u7279\u6027\u4e3a\u6211\u4eec\u670d\u52a1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5173\u952e\u8bcd\uff1a5\u79cd\u70ed\u81a8\u80c0\u53ca\u5176\u5f71\u54cd\u3002\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u4e0d\u540c\u7c7b\u578b\u7684\u70ed\u81a8\u80c0\u73b0\u8c61\u53ca\u5176\u5728\u5de5\u7a0b\u4e0e\u65e5\u5e38\u751f\u6d3b\u4e2d\u7684\u5b9e\u9645\u5f71\u54cd\uff0c\u5e2e\u52a9\u8bfb\u8005\u7406\u89e3\u8fd9\u4e00\u70ed\u529b\u5b66\u57fa\u672c\u539f\u7406\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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