{"id":738822,"date":"2024-08-18T06:44:39","date_gmt":"2024-08-18T05:44:39","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=738822"},"modified":"2024-08-18T06:44:39","modified_gmt":"2024-08-18T05:44:39","slug":"%e6%b0%b4%e6%b3%a2%e5%8a%9b%e5%ad%a6%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e6%b0%b4%e6%b3%a2%e5%8a%9b%e5%ad%a6%e8%a7%a3%e6%9e%90\/","title":{"rendered":"\u6c34\u6ce2\u529b\u5b66\u89e3\u6790"},"content":{"rendered":"<p class=\"sidekick\">\u6c34\u6ce2\u529b\u5b66\u89e3\u6790\uff0c\u6df1\u5165\u8bb2\u89e3\u6c34\u6ce2\u7684\u5f62\u6210\u3001\u4f20\u64ad\u53ca\u5176\u5e94\u7528\uff0c\u63ed\u793a\u70ed\u529b\u5b66\u5728\u6d77\u6d0b\u5de5\u7a0b\u3001\u73af\u4fdd\u7b49\u9886\u57df\u7684\u5173\u952e\u4f5c\u7528\uff0c\u52a9\u4f60\u8f7b\u677e\u638c\u63e1\u6c34\u6ce2\u52a8\u6001\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u6c34\u6ce2\u529b\u5b66\u89e3\u6790.png\" alt=\"\u6c34\u6ce2\u529b\u5b66\u89e3\u6790\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u6c34\u6ce2\u529b\u5b66\u89e3\u6790<\/h2>\n<p>\u6c34\u6ce2\u529b\u5b66\uff0c\u5373\u6c34\u6ce2\u7684\u529b\u5b66\uff0c\u662f\u7814\u7a76\u6db2\u4f53\u8868\u9762\u6ce2\u52a8\u7279\u6027\u7684\u4e00\u4e2a\u91cd\u8981\u5206\u652f\uff0c\u5b83\u5728\u5de5\u7a0b\u9886\u57df\u4e2d\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u4f8b\u5982\u5728\u6d77\u6d0b\u5de5\u7a0b\u3001\u6e2f\u53e3\u4e0e\u822a\u9053\u8bbe\u8ba1\u7b49\u65b9\u9762\u3002\u4e86\u89e3\u6c34\u6ce2\u7684\u751f\u6210\u3001\u4f20\u64ad\u548c\u8870\u51cf\u673a\u5236\uff0c\u5bf9\u4e8e\u8fd9\u4e9b\u5de5\u7a0b\u95ee\u9898\u7684\u89e3\u51b3\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u6c34\u6ce2\u7684\u57fa\u672c\u6027\u8d28<\/h3>\n<ul>\n<li><b>\u6ce2\u957f(\u03bb)\uff1a<\/b>\u4e24\u4e2a\u76f8\u90bb\u6ce2\u5cf0\u6216\u6ce2\u8c37\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002<\/li>\n<li><b>\u6ce2\u901f(c)\uff1a<\/b>\u6ce2\u4f20\u64ad\u7684\u901f\u5ea6\uff0c\u901a\u5e38\u4e0e\u6ce2\u957f\u548c\u5468\u671f\u6709\u5173\u3002<\/li>\n<li><b>\u6ce2\u9ad8(H)\uff1a<\/b>\u6ce2\u5cf0\u548c\u6ce2\u8c37\u4e4b\u95f4\u7684\u5782\u76f4\u8ddd\u79bb\u3002<\/li>\n<li><b>\u5468\u671f(T)\uff1a<\/b>\u4e00\u4e2a\u5b8c\u6574\u6ce2\u6d6a\u901a\u8fc7\u56fa\u5b9a\u70b9\u6240\u9700\u7684\u65f6\u95f4\u3002<\/li>\n<li><b>\u9891\u7387(f)\uff1a<\/b>\u6bcf\u79d2\u949f\u901a\u8fc7\u56fa\u5b9a\u70b9\u7684\u6ce2\u6d6a\u6570\uff0cf = 1\/T\u3002<\/li>\n<\/ul>\n<h3>\u6ce2\u7684\u5206\u7c7b<\/h3>\n<ol>\n<li><b>\u7b80\u8c10\u6ce2(Harmonic Waves)\uff1a<\/b>\u6570\u5b66\u4e0a\u7528\u6b63\u5f26\u6216\u4f59\u5f26\u51fd\u6570\u8868\u793a\u7684\u6ce2\u3002<\/li>\n<li><b>\u975e\u7ebf\u6027\u6ce2(Nonlinear Waves)\uff1a<\/b>\u6ce2\u7684\u5e45\u5ea6\u4e0e\u4f20\u64ad\u8ddd\u4e0d\u5448\u7b80\u5355\u5173\u7cfb\u7684\u6ce2\u3002<\/li>\n<li><b>\u957f\u6ce2(Long Waves)\uff1a<\/b>\u4e0e\u6c34\u6df1\u76f8\u6bd4\uff0c\u6ce2\u957f\u8f83\u5927\u7684\u6ce2\uff1b\u5982\u6f6e\u6c50\u6ce2\u3002<\/li>\n<li><b>\u77ed\u6ce2(Short Waves)\uff1a<\/b>\u4e0e\u6c34\u6df1\u76f8\u6bd4\uff0c\u6ce2\u957f\u8f83\u5c0f\u7684\u6ce2\uff1b\u5982\u98ce\u6d6a\u6ce2\u3002<\/li>\n<\/ol>\n<h3>\u6c34\u6ce2\u8fd0\u52a8\u7684\u6570\u5b66\u6a21\u578b<\/h3>\n<p>\u63cf\u8ff0\u6c34\u6ce2\u8fd0\u52a8\u7684\u57fa\u672c\u65b9\u7a0b\u662f\u8457\u540d\u7684<strong>Navier-Stokes\u65b9\u7a0b<\/strong>\uff0c\u5b83\u63cf\u8ff0\u4e86\u7c98\u6027\u6d41\u4f53\u7684\u8fd0\u52a8\u3002\u5bf9\u4e8e\u65e0\u7c98\u6027\u7406\u60f3\u6d41\u4f53\uff0c\u5e38\u7528\u7b80\u5316\u7684\u6ce2\u52a8\u65b9\u7a0b\uff0c\u8fd9\u4e9b\u65b9\u7a0b\u8003\u8651\u4e86\u6d41\u4f53\u7684\u81ea\u7531\u8868\u9762\u6ce2\u52a8\uff1a<\/p>\n<p><b>Laplace\u65b9\u7a0b\uff1a<\/b><\/p>\n<p>\\[\\Delta \\phi = 0\\]\n<p>\u5176\u4e2d\uff0c\\(\\phi\\)\u662f\u901f\u5ea6\u52bf\u51fd\u6570\u3002\u5982\u679c\u6c34\u6df1\u5f88\u6d45\uff0c\u53ef\u4ee5\u5f15\u5165\u7ebf\u6027\u957f\u6ce2\u65b9\u7a0b\uff1a<\/p>\n<p><b>\u7ebf\u6027\u957f\u6ce2\u65b9\u7a0b\uff1a<\/b><\/p>\n<p>\\[\\frac{{\\partial^2 \\eta}}{{\\partial t^2}} = gH\\frac{{\\partial^2 \\eta}}{{\\partial x^2}}\\]\n<p>\u8fd9\u91cc\uff0c\\(\\eta(x,t)\\)\u8868\u793a\u6ce2\u9762\u4f4d\u7f6e\uff0c\\(g\\)\u4e3a\u91cd\u529b\u52a0\u901f\u5ea6\uff0c\\(H\\)\u4e3a\u6c34\u6df1\u3002<\/p>\n<h3>\u5b9e\u9645\u5e94\u7528<\/h3>\n<ul>\n<li><b>\u6d77\u6d0b\u7ed3\u6784\u7269\u8bbe\u8ba1\uff1a<\/b>\u7406\u89e3\u6ce2\u7684\u4f5c\u7528\u529b\uff0c\u6709\u52a9\u4e8e\u8bbe\u8ba1\u6d77\u6d0b\u7ed3\u6784\uff08\u5982\u5e73\u53f0\u3001\u7801\u5934\u7b49\uff09\uff0c\u786e\u4fdd\u5176\u80fd\u591f\u62b5\u5fa1\u5927\u6d6a\u88ad\u51fb\u3002<\/li>\n<li><b>\u6e2f\u53e3\u548c\u822a\u9053\u8bbe\u8ba1\uff1a<\/b>\u5408\u7406\u8bbe\u8ba1\u6e2f\u53e3\u548c\u822a\u9053\uff0c\u51cf\u5c11\u6ce2\u6d6a\u5e26\u6765\u7684\u51b2\u51fb\u548c\u4fb5\u8680\u3002<\/li>\n<li><b>\u6d77\u5578\u9884\u8b66\u7cfb\u7edf\uff1a<\/b>\u5e94\u7528\u6c34\u6ce2\u529b\u5b66\u7406\u8bba\uff0c\u6a21\u62df\u548c\u9884\u6d4b\u6d77\u5578\u6ce2\u7684\u4f20\u64ad\u8def\u5f84\uff0c\u4e3a\u6d77\u5578\u9884\u8b66\u63d0\u4f9b\u652f\u6301\u3002<\/li>\n<\/ul>\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u6c34\u6ce2\u529b\u5b66\u4f5c\u4e3a\u4e00\u95e8\u5b9e\u7528\u79d1\u5b66\uff0c\u5728\u5de5\u7a0b\u8bbe\u8ba1\u4e0e\u73af\u5883\u4fdd\u62a4\u4e2d\u6709\u7740\u4e3e\u8db3\u8f7b\u91cd\u7684\u5730\u4f4d\u3002\u901a\u8fc7\u6df1\u5165\u89e3\u6790\u548c\u7814\u7a76\u6c34\u6ce2\u884c\u4e3a\uff0c\u6211\u4eec\u80fd\u591f\u66f4\u597d\u5730\u5e94\u5bf9\u4e0e\u6c34\u6ce2\u76f8\u5173\u7684\u5404\u7c7b\u5b9e\u9645\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6c34\u6ce2\u529b\u5b66\u89e3\u6790\uff0c\u6df1\u5165\u8bb2\u89e3\u6c34\u6ce2\u7684\u5f62\u6210\u3001\u4f20\u64ad\u53ca\u5176\u5e94\u7528\uff0c\u63ed\u793a\u70ed\u529b\u5b66\u5728\u6d77\u6d0b\u5de5\u7a0b\u3001\u73af\u4fdd\u7b49\u9886\u57df\u7684\u5173\u952e\u4f5c\u7528\uff0c\u52a9\u4f60\u8f7b\u677e\u638c\u63e1\u6c34\u6ce2\u52a8\u6001\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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