{"id":751683,"date":"2024-08-12T02:47:02","date_gmt":"2024-08-12T01:47:02","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=751683"},"modified":"2024-08-12T02:47:02","modified_gmt":"2024-08-12T01:47:02","slug":"%e7%90%86%e8%a7%a3%e6%b5%81%e4%bd%93%e4%b8%ad%e7%9a%84%e6%b9%8d%e6%b5%81","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e7%90%86%e8%a7%a3%e6%b5%81%e4%bd%93%e4%b8%ad%e7%9a%84%e6%b9%8d%e6%b5%81\/","title":{"rendered":"\u7406\u89e3\u6d41\u4f53\u4e2d\u7684\u6e4d\u6d41"},"content":{"rendered":"

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\"\u7406\u89e3\u6d41\u4f53\u4e2d\u7684\u6e4d\u6d41\"<\/p>\n

\u7406\u89e3\u6d41\u4f53\u4e2d\u7684\u6e4d\u6d41<\/h2>\n

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\u6e4d\u6d41\u7684\u7279\u70b9<\/h2>\n
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  1. \u4e0d\u89c4\u5219\u6027\uff1a<\/strong>\u6e4d\u6d41\u5177\u6709\u9ad8\u5ea6\u4e0d\u89c4\u5219\u7684\u901f\u5ea6\u548c\u538b\u529b\u6ce2\u52a8\uff0c\u8868\u73b0\u4e3a\u6d41\u4f53\u5185\u90e8\u7684\u5c0f\u6da1\u6d41\u548c\u5927\u5c3a\u5ea6\u7684\u6d41\u52a8\u76f8\u4e92\u4f5c\u7528\u3002<\/li>\n
  2. \u5f3a\u70c8\u7684\u52a8\u91cf\u6269\u6563\uff1a<\/li>\n<\/ol>\n
      \n
    • \u5728\u6e4d\u6d41\u4e2d\uff0c\u52a8\u91cf\u3001\u70ed\u91cf\u548c\u8d28\u91cf\u901a\u8fc7\u6e4d\u6d41\u6da1\u6d41\u7684\u4f5c\u7528\u5728\u6574\u4e2a\u6d41\u4f53\u4e2d\u8fc5\u901f\u6269\u6563\u3002<\/li>\n<\/ul>\n

      \u96f7\u8bfa\u6570<\/h2>\n

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      \u5176\u4e2d\uff0c\\(\\rho\\)<\/em>\u8868\u793a\u6d41\u4f53\u5bc6\u5ea6\uff0cu<\/em>\u8868\u793a\u6d41\u4f53\u901f\u5ea6\uff0cL<\/em>\u8868\u793a\u7279\u5f81\u957f\u5ea6\uff0c\\(\\mu\\)<\/em>\u8868\u793a\u6d41\u4f53\u7684\u52a8\u529b\u7c98\u5ea6\u3002\u5f53\u96f7\u8bfa\u6570\u8d85\u8fc7\u4e34\u754c\u503c\uff08\u901a\u5e38\u7ea6\u4e3a2300\uff09\u65f6\uff0c\u6d41\u52a8\u4f1a\u4ece\u5c42\u6d41\u8f6c\u53d8\u4e3a\u6e4d\u6d41\u3002<\/p>\n

      \u6e4d\u6d41\u6a21\u62df<\/h2>\n

      \u7531\u4e8e\u6e4d\u6d41\u7684\u590d\u6742\u6027\uff0c\u7cbe\u786e\u5730\u6570\u5b66\u63cf\u8ff0\u6e4d\u6d41\u5341\u5206\u56f0\u96be\u3002\u5de5\u7a0b\u5e08\u548c\u79d1\u5b66\u5bb6\u4eec\u4f7f\u7528\u5404\u79cd\u65b9\u6cd5\u6765\u6a21\u62df\u6e4d\u6d41\uff0c\u5305\u62ec\u76f4\u63a5\u6570\u503c\u6a21\u62df\uff08DNS\uff09\u3001\u5927\u6da1\u6a21\u62df\uff08LES\uff09\u548c\u96f7\u8bfa\u5e73\u5747\u7eb3\u7ef4-\u65af\u6258\u514b\u65af\u65b9\u7a0b\uff08RANS\uff09\u3002<\/p>\n

      \u76f4\u63a5\u6570\u503c\u6a21\u62df\uff08DNS\uff09<\/h3>\n
        \n
      • DNS\u76f4\u63a5\u6c42\u89e3\u6d41\u4f53\u529b\u5b66\u7684\u57fa\u672c\u65b9\u7a0b\uff08\u7eb3\u7ef4-\u65af\u6258\u514b\u65af\u65b9\u7a0b\uff09\uff0c\u4e0d\u8fdb\u884c\u4efb\u4f55\u5047\u8bbe\u548c\u7b80\u5316\u3002<\/li>\n
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          \n
        • LES\u6a21\u62df\u5927\u5c3a\u5ea6\u7684\u6e4d\u6d41\u7ed3\u6784\uff0c\u800c\u5c0f\u5c3a\u5ea6\u6da1\u6d41\u5219\u901a\u8fc7\u6a21\u578b\u6765\u8fd1\u4f3c\u3002<\/li>\n
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            \n
          • RANS\u65b9\u6cd5\u5c06\u6e4d\u6d41\u7684\u5f71\u54cd\u5e73\u5747\u5230\u6574\u4e2a\u6d41\u4f53\u533a\u57df\uff0c\u901a\u8fc7\u989d\u5916\u7684\u6e4d\u6d41\u6a21\u578b\u6765\u63cf\u8ff0\u6e4d\u6d41\u7684\u5f71\u54cd\u3002<\/li>\n
          • RANS\u662f\u6700\u5e38\u7528\u7684\u5de5\u7a0b\u6e4d\u6d41\u6a21\u62df\u65b9\u6cd5\uff0c\u9002\u7528\u4e8e\u590d\u6742\u7684\u5b9e\u9645\u5de5\u7a0b\u95ee\u9898\u3002<\/li>\n<\/ul>\n

            \u5e94\u7528\u548c\u6311\u6218<\/h2>\n

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