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class=\"wp-block-paragraph\">\u4e00\u4e2a\u65b9\u7a0b\uff0c\u4e00\u5957\u7269\u7406\uff0c\u5de5\u7a0b\u4e0a\u5374\u89e3\u4e0d\u52a8\u3002\u4e8c\u5341\u51e0\u79cd\u6e4d\u6d41\u65b9\u7a0b\u7684\u5168\u90e8\u6765\u5386\uff0c\u5c31\u5728&#8221;\u89e3\u4e0d\u52a8&#8221;\u8fd9\u4e09\u4e2a\u5b57\u91cc\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e8c\u3001 \u5e73\u5747\u4e00\u4e0b\uff0c\u5c31\u591a\u51fa\u516d\u4e2a\u672a\u77e5\u6570<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de5\u7a0b\u4e0a\u7b2c\u4e00\u53cd\u5e94\u662f\uff1a\u65e2\u7136\u7b97\u4e0d\u4e86\u6bcf\u4e00\u79d2\u7684\u7ec6\u8282\uff0c\u90a3\u6211\u53ea\u7b97\u5e73\u5747\u503c\u884c\u4e0d\u884c\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u884c\u3002\u628a\u901f\u5ea6\u62c6\u6210&#8221;\u5e73\u5747\u503c + \u8109\u52a8\u503c&#8221;\uff0c\u4ee3\u56de\u65b9\u7a0b\uff0c\u518d\u5bf9\u6574\u4e2a\u65b9\u7a0b\u53d6\u65f6\u95f4\u5e73\u5747\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/s.uecloud.com.cn\/upload\/image\/0e\/6e263b47d446eb2f97eac25e1061df17.png\" alt=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e00\u9879\u53eb\u96f7\u8bfa\u5e94\u529b\u3002\u56e0\u4e3a\u5bf9\u79f0\uff0c\u5b83\u53ea\u6709 6 \u4e2a\u72ec\u7acb\u5206\u91cf\u3002<strong>\u4f60\u591a\u4e86 6 \u4e2a\u672a\u77e5\u6570\uff0c\u5374\u4e00\u4e2a\u65b9\u7a0b\u90fd\u6ca1\u591a\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u662f\u5c01\u95ed\u95ee\u9898\u3002\u6570\u5b66\u4e0a\u6b20\u5b9a\uff0c\u5de5\u7a0b\u4e0a\u4e0d\u80fd\u4e0d\u7b97\uff0c\u4e8e\u662f\u53ea\u80fd\u731c\u3002\u4e00\u767e\u5e74\u6765\uff0c\u6240\u6709\u6e4d\u6d41\u6a21\u578b\u5e72\u7684\u90fd\u662f\u540c\u4e00\u4ef6\u4e8b\uff1a<strong>\u7528\u67d0\u79cd\u529e\u6cd5\uff0c\u628a\u8fd9 6 \u4e2a\u672a\u77e5\u6570\u731c\u51fa\u6765\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u4e2a\u731c\u6cd5\u5f88\u806a\u660e\u30021877 \u5e74 Boussinesq \u8bf4\uff0c\u6e4d\u6d41\u90a3\u4e9b\u4e71\u4e03\u516b\u7cdf\u7684\u8109\u52a8\uff0c\u5c31\u5f53\u5b83\u662f\u4e00\u79cd&#8221;\u7279\u522b\u9ecf\u7684\u6d41\u4f53&#8221;\u597d\u4e86\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/s.uecloud.com.cn\/upload\/image\/69\/c2c06d69747ea208db106c277f3c21e4.png\" alt=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u4e2a\u6da1\u7c98\u7cfb\u6570\uff0c\u9876\u6389 6 \u4e2a\u672a\u77e5\u6570\u3002\u4ee3\u4ef7\u662f\u5ba3\u5e03\u6240\u6709\u65b9\u5411\u7684\u8109\u52a8\u90fd\u5404\u5411\u540c\u6027\u2014\u2014\u8d34\u7740\u58c1\u9762\u3001\u7ed5\u7740\u65cb\u6d41\u3001\u88ab\u6d6e\u529b\u6258\u7740\u7684\u65f6\u5019\uff0c\u8fd9\u4e2a\u5047\u8bbe\u5176\u5b9e\u5dee\u5f97\u8fdc\u3002<strong>\u540e\u9762\u8fd9\u4e8c\u5341\u51e0\u79cd\u6a21\u578b\uff0c\u5927\u534a\u662f\u5728\u66ff\u8fd9\u4e2a\u5047\u8bbe\u6253\u8865\u4e01\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e09\u3001 \u4e00\u767e\u5e74\uff0c\u51e0\u8f6e\u8865\u4e01\uff1a\u6bcf\u8f6e\u90fd\u662f\u7b97\u529b\u7684\u4ea7\u7269<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6a21\u578b\u4e4b\u6240\u4ee5\u8fd9\u4e48\u591a\uff0c\u4e0d\u662f\u56e0\u4e3a\u7269\u7406\u6709\u4e8c\u5341\u51e0\u4e2a\u7248\u672c\uff0c\u662f\u56e0\u4e3a\u6bcf\u4e00\u4ee3\u4eba\u90fd\u6309\u5f53\u65f6\u81ea\u5df1\u624b\u91cc\u90a3\u53f0\u673a\u5668\u7684\u7b97\u529b\u505a\u4e86\u4e00\u6b21\u6700\u4f18\u5316\u7684\u59a5\u534f\uff0c\u800c\u8fd9\u4e9b\u59a5\u534f\u5168\u88ab\u4fdd\u7559\u4e0b\u6765\u4e86\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u5e74\u4ee3<\/td><td>\u8bde\u751f\u7684\u6a21\u578b<\/td><td>\u90a3\u65f6\u5019\u7684\u673a\u5668\u80fd\u5e72\u4ec0\u4e48<\/td><\/tr><tr><td>1920s<\/td><td>\u6df7\u5408\u957f\u5ea6\uff08\u96f6\u65b9\u7a0b\uff09<\/td><td>\u624b\u7b97\u65f6\u4ee3\uff0c\u53ea\u8d1f\u62c5\u5f97\u8d77\u4e00\u4e2a\u4ee3\u6570\u5f0f<\/td><\/tr><tr><td>1940s\u201360s<\/td><td>\u4e00\u65b9\u7a0b\u6a21\u578b<\/td><td>\u7535\u5b50\u8ba1\u7b97\u673a\u521a\u51fa\u73b0\uff0c\u80fd\u89e3\u4e00\u4e2a\u8f93\u8fd0\u65b9\u7a0b<\/td><\/tr><tr><td>1970s<\/td><td>k-\u03b5\uff08\u4e24\u65b9\u7a0b\uff09<\/td><td>\u80fd\u89e3\u4e24\u4e2a\u8026\u5408\u8f93\u8fd0\u65b9\u7a0b\u4e86\uff0c\u6e4d\u6d41\u7ec8\u4e8e&#8221;\u6709\u4e86\u81ea\u5df1\u7684\u65b9\u7a0b&#8221;<\/td><\/tr><tr><td>1980s<\/td><td>k-\u03c9<\/td><td>\u53d1\u73b0 k-\u03b5 \u8d34\u58c1\u4e0d\u7075\uff0c\u6362\u4e00\u4e2a\u8fd1\u58c1\u91cf\u7eb2\u66f4\u53cb\u597d\u7684\u53d8\u91cf<\/td><\/tr><tr><td>1990s<\/td><td>SST\u3001S-A<\/td><td>\u5de5\u7a0b\u8981&#8221;\u8d34\u58c1\u51c6 + \u6297\u5206\u79bb + \u522b\u592a\u5a07\u6c14&#8221;\uff0c\u4e8e\u662f\u62fc\u63a5\u3001\u7b80\u5316<\/td><\/tr><tr><td>1990s\u20132000s<\/td><td>LES\u3001DES\u3001\u8f6c\u6369\u6a21\u578b<\/td><td>\u7b97\u529b\u6da8\u4e86\u4e24\u4e09\u4e2a\u6570\u91cf\u7ea7\uff0c\u5f00\u59cb\u6562\u7b97\u77ac\u6001<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u8f6e\uff0cPrandtl 1925 \u5e74\u7684\u6df7\u5408\u957f\u5ea6\u3002\u6da1\u7c98\u5199\u6210\u5bc6\u5ea6\u3001\u6df7\u5408\u957f\u5ea6\u7684\u5e73\u65b9\u3001\u901f\u5ea6\u68af\u5ea6\u4e09\u8005\u7684\u4e58\u79ef\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/s.uecloud.com.cn\/upload\/image\/b5\/dcdc747c99cd6a77f8becc8a24606cee.png\" alt=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6df7\u5408\u957f\u5ea6\u9760\u51e0\u4f55\u548c\u7ecf\u9a8c\u7ed9\uff0c\u5728\u7ba1\u9053\u548c\u5e73\u677f\u8fb9\u754c\u5c42\u91cc\u7ed9\u5f97\u6781\u51c6\uff0c\u5230\u4e86\u590d\u6742\u51e0\u4f55\u5c31\u53d8\u6210&#8221;\u6211\u89c9\u5f97\u5927\u6982\u53d6\u591a\u5c11&#8221;\u3002\u7701\u4e8b\uff0c\u4f46\u53ea\u5728\u81ea\u5df1\u7684\u6807\u5b9a\u5de5\u51b5\u91cc\u51c6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u8f6e\uff0cSpalart-Allmaras\uff081992\uff09\u4e00\u65b9\u7a0b\u6a21\u578b\uff0c\u76f4\u63a5\u89e3\u4e00\u4e2a\u6da1\u7c98\u91cf\u7684\u8f93\u8fd0\u65b9\u7a0b\u3002\u822a\u7a7a\u5916\u6d41\u7528\u5f97\u591a\uff0c\u9c81\u68d2\u3001\u4fbf\u5b9c\u3001\u5bf9\u58c1\u9762\u7f51\u683c\u4e0d\u6311\uff0c\u5b83\u89c1\u8fc7\u7684\u573a\u9762\u4e3b\u8981\u662f\u9644\u7740\u6d41\u548c\u6e29\u548c\u5206\u79bb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\u8f6e\u662f\u9ec4\u91d1\u5e74\u4ee3\u3002k-\u03b5\uff08Launder &amp; Spalding, 1974\uff09\u89e3\u6e4d\u52a8\u80fd k \u548c\u8017\u6563\u7387 \u03b5\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/s.uecloud.com.cn\/upload\/image\/07\/77cc5892a8f976a208ef8d87c18d7148.png\" alt=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7528\u7b97\u8d26\u7684\u8bf4\u6cd5\u6765\u5f62\u5bb9\u7684\u8bdd\uff0ck \u662f\u8d26\u4e0a\u8fd8\u5269\u591a\u5c11\u6e4d\u6d41\u7684\u94b1\uff0c\u03b5 \u662f\u6bcf\u79d2\u82b1\u6389\u591a\u5c11\uff1bk \u9664\u4ee5 \u03b5 \u662f\u8fd9\u4e9b\u6da1\u8fd8\u80fd\u6d3b\u591a\u4e45\uff0c\u518d\u4e58\u4e0a k\uff0c\u5373\u4e3a\u6da1\u7c98\u7684\u5927\u5c0f\u3002\u5b83\u751f\u5728\u81ea\u7531\u526a\u5207\u6d41\u548c\u5185\u6d41\uff0c\u6240\u4ee5\u7ba1\u9053\u3001\u6362\u70ed\u5668\u3001\u6405\u62cc\u7f50\u3001\u5c04\u6d41\u662f\u5b83\u7684\u4e3b\u573a\u3002\u5b83\u6ca1\u600e\u4e48\u89c1\u8fc7\u5f3a\u9006\u538b\u68af\u5ea6\u3001\u5f3a\u65cb\u6d41\u3001\u5927\u8303\u56f4\u5206\u79bb\uff0c\u5728\u8fd9\u4e9b\u5730\u65b9\u5b83\u4f1a\u8fc7\u5ea6\u751f\u4ea7\u6e4d\u52a8\u80fd\uff0c\u628a\u5206\u79bb\u533a\u7b97\u5c0f\u3001\u628a\u963b\u529b\u7b97\u5c0f\u3002\u6240\u4ee5\u6709\u540e\u6765\u7684\u4e24\u4e2a\u8865\u4e01\uff1a RNG\uff081986\uff09\u548c Realizable\uff081995\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\u8f6e\u662f\u62fc\u63a5\u3002\u03c9 \u662f\u6bd4\u8017\u6563\u7387\uff0c\u8fd1\u58c1\u91cf\u7eb2\u66f4\u53cb\u597d\uff0c\u80fd\u4e00\u8def\u7b97\u5230\u58c1\u9762\uff0c\u4e0d\u9700\u8981\u58c1\u9762\u51fd\u6570\uff1bMenter 1994 \u5e74\u8fd1\u58c1\u7528 k-\u03c9\u3001\u8fdc\u573a\u7528 k-\u03b5\uff0c\u4e2d\u95f4\u62ff\u6df7\u5408\u51fd\u6570\u63a5\u8d77\u6765\uff0c\u5c31\u662f SST\u3002\u8fd9\u662f\u6e4d\u6d41\u5efa\u6a21\u53f2\u4e0a\u6700\u6210\u529f\u7684\u4e00\u6b21\u62fc\u63a5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\u8f6e\uff0c\u7b97\u529b\u7ec8\u4e8e\u591f\u770b\u77ac\u6001\u4e86\u3002RANS \u662f\u65f6\u95f4\u5e73\u5747\uff0cLES \u662f\u7a7a\u95f4\u6ee4\u6ce2\uff0c\u53ea\u62b9\u6389\u6bd4\u7f51\u683c\u5c3a\u5ea6\u66f4\u5c0f\u7684\u6da1\uff0c\u5269\u4e0b\u7684\u4e9a\u683c\u5b50\u5e94\u529b\u5efa\u6a21\uff0c\u6700\u7ecf\u5178\u7684\u662f Smagorinsky\uff081963\uff0c\u51fa\u8eab\u6c14\u8c61\u5b66\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/s.uecloud.com.cn\/upload\/image\/16\/729561b3c4744cc04ab436bbf000b424.png\" alt=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u58c1\u9762\u89e3\u6790\u7684 LES \u8981\u6c42 y+ \u5927\u7ea6 1\uff0c\u8fb9\u754c\u5c42\u91cc\u585e\u5341\u51e0\u5230\u4e8c\u5341\u5c42\uff0c\u7f51\u683c\u91cf\u968f Re \u6da8\u5f97\u6bd4 RANS \u5feb\u5f97\u591a\u3002\u5b83\u6362\u6765\u7684\u4e1c\u897f RANS \u7ed9\u4e0d\u4e86\uff1a\u6da1\u8131\u843d\u9891\u7387\u3001\u538b\u529b\u8109\u52a8\u8c31\u3001\u6c14\u52a8\u566a\u58f0\u3002<strong>\u5c31\u597d\u6bd4RANS \u7ed9\u4f60\u4e00\u5f20\u5e73\u5747\u7167\u7247\uff0cLES \u7ed9\u4f60\u4e00\u6bb5\u5f55\u50cf\u3002\u5f55\u50cf\u867d\u8d35\uff0c\u4f46\u6709\u4e9b\u95ee\u9898\u53ea\u6709\u5f55\u50cf\u80fd\u56de\u7b54\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5230\u8fd9\u513f\u8fd8\u5acc\u4e0d\u591f\uff0c\u4e8e\u662f\u6709\u4e86 DES\uff08Spalart \u7b49\uff0c1997\uff09\uff1a\u58c1\u9762\u7528 RANS\uff0c\u5916\u533a\u5207 LES\uff0c\u9760\u7f51\u683c\u5c3a\u5ea6\u81ea\u52a8\u5207\u6362\u3002\u9ebb\u70e6\u662f\u7f51\u683c\u4e00\u52a0\u5bc6\u5c31\u8bef\u5207\uff0c\u5207\u8fc7\u53bb\u53c8\u89e3\u4e0d\u51fa\u8be5\u6709\u7684\u5e94\u529b\uff0c\u7b97\u51fa\u4e00\u7247\u5047\u5206\u79bb\uff08\u7f51\u683c\u8bf1\u5bfc\u5206\u79bb\uff09\uff0c\u4e8e\u662f DDES \u52a0\u5ef6\u8fdf\u51fd\u6570\uff0cIDDES \u518d\u515c\u4e00\u5c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u56db\u3001 \u6240\u4ee5\u4e3a\u4ec0\u4e48\u662f\u4e8c\u5341\u51e0\u79cd<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u603b\u7ed3\u4e0b\u6765\u6709\u4ee5\u4e0b\u4e24\u4e2a\u539f\u56e0\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e00\uff0c\u6570\u5b66\u4e0a\u672c\u6765\u5c31\u6ca1\u6709\u552f\u4e00\u89e3\u3002<\/strong> \u90a3 6 \u4e2a\u672a\u77e5\u6570\uff0c\u4efb\u4f55\u5c01\u95ed\u65b9\u5f0f\u90fd\u662f\u5728\u8d4c&#8221;\u6e4d\u6d41\u5728\u4ec0\u4e48\u610f\u4e49\u4e0b\u50cf\u9ecf\u6027&#8221;\u3002\u8d4c\u6cd5\u4e0d\u540c\uff0c\u6a21\u578b\u5c31\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e8c\uff0c\u6bcf\u4e2a\u6a21\u578b\u90fd\u53ea\u5728\u81ea\u5df1\u7684\u6807\u5b9a\u5de5\u51b5\u4e0a\u9002\u7528\u3002<\/strong> k-\u03b5 \u7684\u5e38\u6570\u662f\u5728\u7ba1\u9053\u548c\u5c04\u6d41\u4e0a\u6807\u51fa\u6765\u7684\uff0cSST \u7684\u6df7\u5408\u51fd\u6570\u662f\u5728\u7ffc\u578b\u9006\u538b\u68af\u5ea6\u91cc\u8bd5\u51fa\u6765\u7684\uff0cS-A \u662f\u5728\u673a\u7ffc\u5916\u6d41\u4e0a\u9a8c\u7684\u3002\u6ca1\u6709\u4e00\u4efd\u8bf4\u660e\u4e66\u4f1a\u5199&#8221;\u79bb\u5f00\u672c\u5730\u6982\u4e0d\u8d1f\u8d23&#8221;\uff0c\u4f46\u5b83\u4eec\u786e\u5b9e\u90fd\u662f\u8fd9\u4e48\u5e72\u7684\u3002\u800c\u968f\u7740\u4e0d\u540c\u9886\u57df\u7684\u9700\u8981\uff0c\u5f80\u5f80\u4e5f\u4f1a\u51fa\u73b0\u65b0\u7684\u6e4d\u6d41\u6a21\u578b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u5982\u7edf\u8ba1\u5b66\u5bb6 Box \u6240\u8bf4\uff1a\u6240\u6709\u6a21\u578b\u90fd\u662f\u9519\u7684\uff0c\u4f46\u6709\u4e9b\u662f\u6709\u7528\u7684\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>02 \u8fd9\u4e9b\u65b9\u7a0b\u90fd\u7528\u5728\u54ea\u513f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e00\u3001 \u4e00\u5f20\u5bf9\u7167\u8868<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u573a\u666f<\/td><td>\u9996\u9009<\/td><td>\u5907\u9009<\/td><td>\u7406\u7531<\/td><\/tr><tr><td>\u7ba1\u9053\u3001\u9600\u4ef6\u3001\u6362\u70ed\u5668\u5185\u6d41<\/td><td>Realizable k-\u03b5<\/td><td>SST\u3001\u6807\u51c6 k-\u03b5<\/td><td>\u66f2\u7387\u4e0e\u65cb\u6d41\u591a\uff0ck-\u03b5 \u5bb6\u65cf\u4fbf\u5b9c\u3001\u6807\u5b9a\u6570\u636e\u591a<\/td><\/tr><tr><td>\u7ffc\u578b\u3001\u673a\u7ffc\u3001\u6574\u673a\u5916\u6d41<\/td><td>S-A\uff08Spalart-Allmaras\uff09<\/td><td>SST<\/td><td>\u9644\u7740\u6d41\u4e3a\u4e3b\uff0c\u58c1\u9762\u7f51\u683c\u7ecf\u6d4e\uff0c\u9c81\u68d2<\/td><\/tr><tr><td>\u6c7d\u8f66\u3001\u5efa\u7b51\u4e0e\u57ce\u5e02\u98ce\u73af\u5883<\/td><td>Realizable k-\u03b5<\/td><td>SST\u3001LES<\/td><td>\u5730\u9762\u6548\u5e94\u52a0\u5927\u5206\u79bb\uff0cLES \u66f4\u770b\u7ec6\u8282<\/td><\/tr><tr><td>\u6da1\u8f6e\u3001\u538b\u6c14\u673a<\/td><td>SST + \u8f6c\u6369\u6a21\u578b<\/td><td>DES<\/td><td>\u5f3a\u9006\u538b\u68af\u5ea6\u52a0\u8f6c\u6369\uff0cSST \u7684\u4e3b\u573a<\/td><\/tr><tr><td>\u5f3a\u65cb\u6d41\uff1a\u65cb\u98ce\u5206\u79bb\u5668\u3001\u71c3\u70e7\u5ba4<\/td><td>RSM<\/td><td>SST\u3001LES<\/td><td>\u6da1\u7c98\u5047\u8bbe\u5728\u8fd9\u91cc\u6700\u5148\u5931\u6548<\/td><\/tr><tr><td>\u81ea\u7136\u5bf9\u6d41\u3001\u6d6e\u529b\u5206\u5c42<\/td><td>\u5e26\u6d6e\u529b\u4fee\u6b63\u7684 k-\u03b5<\/td><td>RSM<\/td><td>\u6d6e\u529b\u4ea7\u751f\u9879\u5fc5\u987b\u663e\u5f0f\u8fdb\u6765<\/td><\/tr><tr><td>\u6c14\u52a8\u566a\u58f0\u3001\u538b\u529b\u8109\u52a8<\/td><td>LES\u3001DES<\/td><td>\u2014<\/td><td>\u8981\u7684\u5c31\u662f\u77ac\u6001\uff0cRANS \u76f4\u63a5\u51fa\u5c40<\/td><\/tr><tr><td>\u5c42\u6d41\u5230\u6e4d\u6d41\u7684\u8f6c\u6369<\/td><td>\u03b3-Re\u03b8\uff08SST \u57fa\u5e95\uff09<\/td><td>e^N \u65b9\u6cd5\u3001SST-\u03b3<\/td><td>\u8f6c\u6369\u662f\u53e6\u4e00\u5957\u7269\u7406\uff0c\u52a0\u5bc6\u7f51\u683c\u89e3\u51b3\u4e0d\u4e86<\/td><\/tr><tr><td>\u591a\u76f8\u6d41\u3001\u71c3\u70e7<\/td><td>k-\u03b5 \u52a0\u58c1\u9762\u51fd\u6570<\/td><td>LES<\/td><td>\u5de5\u7a0b\u6298\u4e2d\uff0c\u5148\u4fdd\u8bc1\u8dd1\u5f97\u52a8<\/td><\/tr><tr><td>\u673a\u7406\u7814\u7a76\u3001\u6a21\u578b\u6807\u5b9a<\/td><td>DNS<\/td><td>\u2014<\/td><td>\u53ea\u505a\u4f4e Re\u3001\u7b80\u5355\u51e0\u4f55\uff0c\u7528\u6765\u9020&#8221;\u771f\u503c&#8221;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/s.uecloud.com.cn\/upload\/image\/ae\/f73abf69b4bf1173545124346559b033.jpeg\" alt=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e8c\u3001 \u4e09\u6761\u5224\u636e\uff0c\u6bd4\u80cc\u8868\u683c\u7701\u5fc3<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c\u4e00\uff0c\u770b\u662f\u5185\u6d41\u8fd8\u662f\u5916\u6d41\u3002<\/strong> \u5185\u6d41\uff08\u7ba1\u9053\u3001\u9600\u4ef6\u3001\u6362\u70ed\u5668\uff09\u4f18\u5148 k-\u03b5 \u5bb6\u65cf\uff1a\u4fbf\u5b9c\u3001\u7a33\u3001\u5de5\u4e1a\u6807\u5b9a\u6570\u636e\u591a\u3002\u5916\u6d41\uff08\u7ffc\u578b\u3001\u8f66\u8eab\u3001\u5efa\u7b51\uff09\u4f18\u5148 S-A \u548c SST\uff1a\u58c1\u9762\u7f51\u683c\u7ecf\u6d4e\uff0c\u6297\u9006\u538b\u68af\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c\u4e8c\uff0c\u5173\u6ce8&#8221;\u5f3a&#8221;\u5b57\u3002<\/strong> \u53ea\u8981\u4f60\u7684\u95ee\u9898\u63cf\u8ff0\u91cc\u51fa\u73b0\u5f3a\u65cb\u6d41\u3001\u5f3a\u9006\u538b\u68af\u5ea6\u3001\u5f3a\u6d6e\u529b\u3001\u5f3a\u66f2\u7387\uff0c\u6da1\u7c98\u5047\u8bbe\u5c31\u5f00\u59cb\u4e0d\u7075\uff0c\u5f97\u5f80 RSM \u6216 LES \u8d70\u3002\u8fd9\u51e0\u4e2a&#8221;\u5f3a&#8221;\u5b57\uff0c\u5c31\u662f\u5404\u5411\u540c\u6027\u5047\u8bbe\u5931\u6548\u7684\u4fe1\u53f7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c\u4e09\uff0c\u770b\u8981\u7684\u662f\u4e0d\u662f\u77ac\u6001\u3002<\/strong> \u8981\u6da1\u8131\u843d\u9891\u7387\u3001\u8981\u538b\u529b\u8109\u52a8\u7684\u8c31\u3001\u8981\u6c14\u52a8\u566a\u58f0\uff0cRANS \u4ece\u7b2c\u4e00\u6b65\u5c31\u662f\u9519\u4e86\u2014\u2014\u5b83\u628a\u65f6\u95f4\u62b9\u5e73\u4e86\uff0c\u672c\u6765\u5c31\u6ca1\u6709\u9891\u7387\u53ef\u8a00\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u5199\u5728\u6700\u540e<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u73b0\u5728\u56de\u5230\u65e9\u4e0a\u4e03\u70b9\u56db\u5341\u90a3\u4e2a\u6c34\u9f99\u5934\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u51fa\u6c34\u53e3\u5185\u5f84\u7b97 8 \u6beb\u7c73\uff0c\u6d41\u901f 0.3 \u7c73\u6bcf\u79d2\uff0c\u6c34\u7684\u8fd0\u52a8\u9ecf\u5ea6 10\u207b\u2076 \u5e73\u65b9\u7c73\u6bcf\u79d2\u3002Re \u5927\u7ea6 2400\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8fd9\u4e2a\u6570\u6b63\u597d\u538b\u5728\u5706\u7ba1\u8f6c\u6369\u7684\u4e34\u754c\u533a\u4e0a\u3002<\/strong> \u6240\u4ee5\u5b83\u624d\u90a3\u4e48&#8221;\u654f\u611f&#8221;\u2014\u2014\u4f60\u624b\u7a0d\u5fae\u52a8\u4e00\u4e0b\uff0c\u5b83\u5c31\u4ece\u4e00\u6839\u900f\u660e\u67f1\u5b50\u53d8\u6210\u4e00\u7247\u767d\u3002\u767d\u662f\u56e0\u4e3a\u6e4d\u6d41\u6bb5\u628a\u7a7a\u6c14\u5377\u4e86\u8fdb\u53bb\uff0c\u526a\u6210\u4e00\u5806\u5c0f\u6c14\u6ce1\uff0c\u5149\u5728\u91cc\u9762\u6563\u5f97\u4e71\u4e03\u516b\u7cdf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u771f\u6709\u4eba\u8981\u7b97\u8fd9\u67f1\u6c34\uff0ck-\u03b5 \u4f1a\u76f4\u63a5\u628a\u6574\u6bb5\u5f53\u6210\u5168\u6e4d\u6d41\uff0c\u628a\u8f6c\u6369\u90a3\u4e00\u6bb5\u62b9\u6389\uff0c\u7b97\u51fa\u4e2a&#8221;\u4ece\u5934\u5c31\u4e71&#8221;\u7684\u6d41\u573a\u3002\u8981\u7b97\u51c6\uff0c\u5f97\u7528\u8f6c\u6369\u6a21\u578b\uff0c\u6216\u8005\u5e72\u8106\u4e0a LES\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c34\u9f99\u5934\u90a3\u4e2a\u767d\uff0c\u4f60\u6bcf\u5929\u90fd\u770b\u89c1\u3002\u4f46\u770b\u89c1\u548c\u7b97\u51fa\u6765\u4e4b\u95f4\uff0c\u9694\u7740\u4e00\u767e\u5e74\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u603b\u4e4b\uff0c\u5373\u4f7f\u662f\u968f\u5904\u53ef\u89c1\u7684\u6c34\u9f99\u5934\u4e5f\u5f97\u9009\u6a21\u578b\u3002\u6e4d\u6d41\u7684\u4e8c\u5341\u51e0\u79cd\u65b9\u7a0b\u5176\u672c\u8d28\u90fd\u662f\u4e00\u6837\u7684\uff0c\u4e8c\u5341\u591a\u79cd\u4e0d\u540c\u7684\u5f62\u5f0f\u4ee3\u8868\u7740\u4e8c\u5341\u591a\u79cd\u7684\u59a5\u534f\u3002\u6bcf\u4e00\u79cd\u90fd\u4ee3\u8868\u7740\u5f53\u65f6\u7684\u7b97\u529b\u4e0a\u9650\u548c\u4e00\u6279\u4eba\u7684\u8010\u5fc3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PS:\u8f6c\u6369\u6a21\u578b\u662f\u4ec0\u4e48<\/strong><\/p>\n\n\n\n<p 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