{"id":738480,"date":"2024-08-07T11:15:55","date_gmt":"2024-08-07T10:15:55","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=738480"},"modified":"2024-08-07T11:15:55","modified_gmt":"2024-08-07T10:15:55","slug":"%e7%94%9f%e7%89%a9%e5%b7%a5%e7%a8%8b%e4%b8%ad%e7%9a%84%e8%a1%80%e6%b6%b2%e6%b5%81%e5%8a%a8%e6%a8%a1%e6%8b%9f","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e7%94%9f%e7%89%a9%e5%b7%a5%e7%a8%8b%e4%b8%ad%e7%9a%84%e8%a1%80%e6%b6%b2%e6%b5%81%e5%8a%a8%e6%a8%a1%e6%8b%9f\/","title":{"rendered":"\u751f\u7269\u5de5\u7a0b\u4e2d\u7684\u8840\u6db2\u6d41\u52a8\u6a21\u62df"},"content":{"rendered":"<p class=\"sidekick\">\u751f\u7269\u5de5\u7a0b\u4e2d\u7684\u8840\u6db2\u6d41\u52a8\u6a21\u62df\uff1a\u901a\u8fc7\u70ed\u529b\u5b66\u539f\u7406\u4e0e\u6570\u5b66\u6a21\u578b\uff0c\u7cbe\u51c6\u5206\u6790\u8840\u6db2\u5728\u751f\u7269\u4f53\u5185\u7684\u6d41\u52a8\u7279\u6027\uff0c\u63d0\u9ad8\u533b\u7597\u6280\u672f\u548c\u6cbb\u7597\u65b9\u6848\u7684\u6548\u679c\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u751f\u7269\u5de5\u7a0b\u4e2d\u7684\u8840\u6db2\u6d41\u52a8\u6a21\u62df.png\" alt=\"\u751f\u7269\u5de5\u7a0b\u4e2d\u7684\u8840\u6db2\u6d41\u52a8\u6a21\u62df\" style=\"display: block; margin-left: auto; margin-right: 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Law\uff09<\/li>\n<p><\/u1><\/p>\n<p>\u5728\u4f53\u5185\uff0c\u8840\u6db2\u88ab\u5fc3\u810f\u6cf5\u51fa\uff0c\u6d41\u8fc7\u4e0d\u540c\u53e3\u5f84\u7684\u8840\u7ba1\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u6d89\u53ca\u5230\u8840\u6db2\u7684\u7c98\u5ea6\u3001\u8840\u7ba1\u7684\u5f39\u6027\u548c\u51e0\u4f55\u5f62\u72b6\u7b49\u56e0\u7d20\u3002<\/p>\n<h2>\u8840\u6d41\u65b9\u7a0b<\/h2>\n<p>\u51e0\u4e2a\u5173\u952e\u7684\u65b9\u7a0b\u7528\u4e8e\u63cf\u8ff0\u8840\u6db2\u5728\u8840\u7ba1\u4e2d\u7684\u6d41\u52a8\uff1a<\/p>\n<p><o1><\/p>\n<li>\u8fde\u7eed\u6027\u65b9\u7a0b\uff1a<br \/>\n        <em>\\(\\frac{\\partial \\rho}{\\partial t} + \\nabla \\cdot (\\rho \\mathbf{u}) = 0\\)<\/em><\/li>\n<li>\u7eb3\u7ef4-\u65af\u6258\u514b\u65af\u65b9\u7a0b\uff08Navier-Stokes\u65b9\u7a0b\uff09\uff1a<br \/>\n        <em>\\(\\rho (\\frac{\\partial \\mathbf{u}}{\\partial t} + (\\mathbf{u} \\cdot \\nabla) \\mathbf{u}) = -\\nabla p + \\mu \\nabla^2 \\mathbf{u} + \\mathbf{f}\\)<\/em><\/li>\n<p><\/o1><\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<p><u1><\/p>\n<li>\\(\\rho\\)\uff1a\u8840\u6db2\u5bc6\u5ea6<\/li>\n<li>\\(\\mathbf{u}\\)\uff1a\u6d41\u901f\u5411\u91cf<\/li>\n<li>\\(p\\)\uff1a\u538b\u529b<\/li>\n<li>\\(\\mu\\)\uff1a\u52a8\u6001\u7c98\u5ea6<\/li>\n<li>\\(\\mathbf{f}\\)\uff1a\u4f53\u79ef\u529b\uff08\u5982\u91cd\u529b\uff09<\/li>\n<p><\/u1><\/p>\n<h2>\u6570\u503c\u6a21\u62df<\/h2>\n<p>\u6570\u503c\u6a21\u62df\u662f\u73b0\u4ee3\u8840\u6db2\u6d41\u52a8\u7814\u7a76\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u901a\u8fc7\u8ba1\u7b97\u6d41\u4f53\u529b\u5b66\uff08CFD\uff09\u6280\u672f\uff0c\u5de5\u7a0b\u5e08\u53ef\u4ee5\u5728\u8ba1\u7b97\u673a\u4e0a\u5efa\u7acb\u4eba\u4f53\u8840\u7ba1\u7684\u4e09\u7ef4\u6a21\u578b\uff0c\u5e76\u8fd0\u884c\u4eff\u771f\u6765\u89c2\u5bdf\u8840\u6d41\u7684\u884c\u4e3a\u3002\u5e38\u7528\u7684\u8f6f\u4ef6\u5305\u62ecANSYS Fluent\u3001COMSOL 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