{"id":14514,"date":"2025-06-03T12:39:50","date_gmt":"2025-06-03T04:39:50","guid":{"rendered":"https:\/\/www.textile-fabric.com\/?p=14514"},"modified":"2025-06-03T12:39:50","modified_gmt":"2025-06-03T04:39:50","slug":"%e5%9f%ba%e4%ba%8ecfd%e6%a8%a1%e6%8b%9f%e7%9a%84%e9%ab%98%e6%95%88%e8%bf%87%e6%bb%a4%e7%bd%91%e6%b0%94%e6%b5%81%e5%88%86%e5%b8%83%e4%bc%98%e5%8c%96%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/www.textile-fabric.com\/?p=14514","title":{"rendered":"\u57fa\u4e8eCFD\u6a21\u62df\u7684\u9ad8\u6548\u8fc7\u6ee4\u7f51\u6c14\u6d41\u5206\u5e03\u4f18\u5316\u8bbe\u8ba1"},"content":{"rendered":"<h1>\u57fa\u4e8eCFD\u6a21\u62df\u7684\u9ad8\u6548\u8fc7\u6ee4\u7f51\u6c14\u6d41\u5206\u5e03\u4f18\u5316\u8bbe\u8ba1<\/h1>\n<h2>\u4e00\u3001\u5f15\u8a00<\/h2>\n<p>\u5728\u73b0\u4ee3\u5de5\u4e1a\u4e0e\u73af\u5883\u5de5\u7a0b\u4e2d\uff0c\u7a7a\u6c14\u8fc7\u6ee4\u6280\u672f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6d01\u51c0\u5ba4\u3001\u6696\u901a\u7a7a\u8c03\uff08HVAC\uff09\u3001\u7a7a\u6c14\u51c0\u5316\u5668\u3001\u6c7d\u8f66\u901a\u98ce\u7cfb\u7edf\u7b49\u591a\u4e2a\u9886\u57df\u3002\u5176\u4e2d\uff0c\u9ad8\u6548\u8fc7\u6ee4\u7f51\uff08High Efficiency Particulate Air Filter\uff0c\u7b80\u79f0HEPA\uff09\u56e0\u5176\u5bf90.3\u5fae\u7c73\u9897\u7c92\u7269\u5177\u670999.97%\u4ee5\u4e0a\u7684\u8fc7\u6ee4\u6548\u7387\u800c\u5907\u53d7\u9752\u7750\u3002\u7136\u800c\uff0c\u968f\u7740\u5e94\u7528\u573a\u666f\u7684\u590d\u6742\u5316\u548c\u7528\u6237\u9700\u6c42\u7684\u591a\u6837\u5316\uff0c\u4ec5\u4f9d\u9760\u9ad8\u8fc7\u6ee4\u6548\u7387\u5df2\u65e0\u6cd5\u6ee1\u8db3\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u8981\u6c42\u3002\u5982\u4f55\u901a\u8fc7\u4f18\u5316\u8fc7\u6ee4\u7f51\u7ed3\u6784\u8bbe\u8ba1\uff0c\u63d0\u5347\u5176\u6c14\u6d41\u5206\u5e03\u5747\u5300\u6027\uff0c\u964d\u4f4e\u538b\u964d\u635f\u8017\uff0c\u6210\u4e3a\u5f53\u524d\u7814\u7a76\u7684\u91cd\u8981\u65b9\u5411\u3002<\/p>\n<p>\u8ba1\u7b97\u6d41\u4f53\u52a8\u529b\u5b66\uff08Computational Fluid Dynamics, CFD\uff09\u4f5c\u4e3a\u8fd1\u5e74\u6765\u53d1\u5c55\u8fc5\u901f\u7684\u4e00\u79cd\u6570\u503c\u6a21\u62df\u65b9\u6cd5\uff0c\u5df2\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7a7a\u6c14\u52a8\u529b\u5b66\u3001\u70ed\u4f20\u5bfc\u3001\u71c3\u70e7\u8fc7\u7a0b\u7b49\u5de5\u7a0b\u5206\u6790\u4e2d\u3002\u5229\u7528CFD\u6280\u672f\u5bf9\u9ad8\u6548\u8fc7\u6ee4\u7f51\u5185\u90e8\u6c14\u6d41\u5206\u5e03\u8fdb\u884c\u5efa\u6a21\u4e0e\u4eff\u771f\uff0c\u6709\u52a9\u4e8e\u5728\u4ea7\u54c1\u8bbe\u8ba1\u9636\u6bb5\u9884\u6d4b\u5176\u6d41\u52a8\u7279\u6027\uff0c\u4ece\u800c\u6307\u5bfc\u7ed3\u6784\u53c2\u6570\u4f18\u5316\uff0c\u63d0\u9ad8\u4ea7\u54c1\u6027\u80fd\u5e76\u964d\u4f4e\u5f00\u53d1\u6210\u672c\u3002<\/p>\n<p>\u672c\u6587\u5c06\u56f4\u7ed5\u57fa\u4e8eCFD\u6a21\u62df\u7684\u9ad8\u6548\u8fc7\u6ee4\u7f51\u6c14\u6d41\u5206\u5e03\u4f18\u5316\u8bbe\u8ba1\u5c55\u5f00\u8ba8\u8bba\uff0c\u6db5\u76d6\u9ad8\u6548\u8fc7\u6ee4\u7f51\u7684\u57fa\u672c\u539f\u7406\u3001CFD\u5efa\u6a21\u65b9\u6cd5\u3001\u5173\u952e\u53c2\u6570\u5f71\u54cd\u5206\u6790\u3001\u4f18\u5316\u8bbe\u8ba1\u65b9\u6848\u4ee5\u53ca\u56fd\u5185\u5916\u76f8\u5173\u7814\u7a76\u6210\u679c\u7b49\u5185\u5bb9\uff0c\u5e76\u7ed3\u5408\u5177\u4f53\u6848\u4f8b\u8fdb\u884c\u8bf4\u660e\u3002<\/p>\n<hr \/>\n<h2>\u4e8c\u3001\u9ad8\u6548\u8fc7\u6ee4\u7f51\u57fa\u672c\u539f\u7406\u4e0e\u7ed3\u6784\u7279\u5f81<\/h2>\n<h3>2.1 \u9ad8\u6548\u8fc7\u6ee4\u7f51\u5b9a\u4e49\u4e0e\u5206\u7c7b<\/h3>\n<p>\u9ad8\u6548\u7a7a\u6c14\u8fc7\u6ee4\u5668\uff08HEPA\uff09\u662f\u6307\u5bf9\u7c92\u5f84\u22650.3\u03bcm\u7684\u9897\u7c92\u7269\u6355\u96c6\u6548\u7387\u4e0d\u4f4e\u4e8e99.97%\u7684\u7a7a\u6c14\u8fc7\u6ee4\u88c5\u7f6e\uff0c\u662f\u76ee\u524d\u7a7a\u6c14\u8fc7\u6ee4\u6280\u672f\u4e2d\u6700\u4e3a\u9ad8\u6548\u7684\u4e00\u7c7b\u3002\u6839\u636e\u56fd\u9645\u6807\u51c6ISO 4500-1:2018\u53ca\u7f8e\u56fdIEST-RP-CC001.4\u89c4\u5b9a\uff0cHEPA\u6ee4\u6750\u4e3b\u8981\u5206\u4e3a\u4ee5\u4e0b\u51e0\u7c7b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7c7b\u578b<\/th>\n<th>\u8fc7\u6ee4\u6548\u7387\uff080.3\u03bcm\uff09<\/th>\n<th>\u5e94\u7528\u573a\u666f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>HEPA H10-H14<\/td>\n<td>\u226585%~99.995%<\/td>\n<td>\u533b\u7597\u3001\u5b9e\u9a8c\u5ba4\u3001\u7535\u5b50\u5382\u623f<\/td>\n<\/tr>\n<tr>\n<td>ULPA U15-U17<\/td>\n<td>\u226599.9995%~99.99995%<\/td>\n<td>\u8d85\u51c0\u8f66\u95f4\u3001\u6838\u5de5\u4e1a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8d44\u6599\u6765\u6e90\uff1aASHRAE Handbook, 2020<\/p>\n<h3>2.2 \u9ad8\u6548\u8fc7\u6ee4\u7f51\u7684\u7ed3\u6784\u7ec4\u6210<\/h3>\n<p>\u5178\u578b\u7684\u9ad8\u6548\u8fc7\u6ee4\u7f51\u7531\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\u6784\u6210\uff1a<\/p>\n<ol>\n<li><strong>\u6ee4\u6750\u5c42<\/strong>\uff1a\u591a\u4e3a\u73bb\u7483\u7ea4\u7ef4\u6216\u5408\u6210\u6750\u6599\uff0c\u5448\u8936\u76b1\u72b6\u6392\u5217\u4ee5\u589e\u52a0\u6709\u6548\u8fc7\u6ee4\u9762\u79ef\u3002<\/li>\n<li><strong>\u652f\u6491\u9aa8\u67b6<\/strong>\uff1a\u7528\u4e8e\u7ef4\u6301\u6ee4\u6750\u5f62\u72b6\uff0c\u9632\u6b62\u56e0\u6c14\u6d41\u538b\u529b\u5bfc\u81f4\u584c\u9677\u3002<\/li>\n<li><strong>\u5bc6\u5c01\u8fb9\u6846<\/strong>\uff1a\u901a\u5e38\u91c7\u7528\u94dd\u7b94\u6216\u5851\u6599\u6750\u8d28\uff0c\u786e\u4fdd\u6c14\u5bc6\u6027\u3002<\/li>\n<li><strong>\u8fdb\/\u51fa\u53e3\u7aef\u76d6<\/strong>\uff1a\u5f15\u5bfc\u6c14\u6d41\u8fdb\u5165\u548c\u6392\u51fa\u8fc7\u6ee4\u5668\u3002<\/li>\n<\/ol>\n<p>\u56fe1\u5c55\u793a\u4e86\u5178\u578bHEPA\u6ee4\u82af\u7684\u4e09\u7ef4\u7ed3\u6784\u793a\u610f\u56fe\uff08\u7565\uff09<\/p>\n<h3>2.3 \u6c14\u6d41\u5206\u5e03\u4e0d\u5747\u5e26\u6765\u7684\u95ee\u9898<\/h3>\n<p>\u5f53\u6c14\u6d41\u7ecf\u8fc7\u8fc7\u6ee4\u7f51\u65f6\uff0c\u82e5\u5b58\u5728\u5c40\u90e8\u533a\u57df\u6d41\u901f\u8fc7\u9ad8\u6216\u8fc7\u4f4e\uff0c\u4f1a\u5bfc\u81f4\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n<ul>\n<li><strong>\u5c40\u90e8\u5835\u585e<\/strong>\uff1a\u9ad8\u901f\u533a\u57df\u6613\u79ef\u5c18\uff0c\u9020\u6210\u538b\u964d\u5347\u9ad8\uff1b<\/li>\n<li><strong>\u8fc7\u6ee4\u6548\u7387\u4e0b\u964d<\/strong>\uff1a\u4f4e\u901f\u533a\u57df\u53ef\u80fd\u5f62\u6210\u201c\u6b7b\u533a\u201d\uff0c\u9897\u7c92\u672a\u88ab\u5145\u5206\u6355\u6349\uff1b<\/li>\n<li><strong>\u80fd\u8017\u589e\u52a0<\/strong>\uff1a\u6574\u4f53\u538b\u964d\u589e\u5927\uff0c\u98ce\u673a\u8d1f\u8377\u52a0\u91cd\uff1b<\/li>\n<li><strong>\u5bff\u547d\u7f29\u77ed<\/strong>\uff1a\u6c14\u6d41\u5206\u5e03\u4e0d\u5747\u52a0\u901f\u6ee4\u6750\u8001\u5316\u3002<\/li>\n<\/ul>\n<p>\u56e0\u6b64\uff0c\u4f18\u5316\u6c14\u6d41\u5206\u5e03\u5bf9\u4e8e\u63d0\u5347\u9ad8\u6548\u8fc7\u6ee4\u7f51\u7684\u6574\u4f53\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<hr \/>\n<h2>\u4e09\u3001CFD\u6a21\u62df\u5728\u9ad8\u6548\u8fc7\u6ee4\u7f51\u8bbe\u8ba1\u4e2d\u7684\u5e94\u7528<\/h2>\n<h3>3.1 CFD\u6280\u672f\u6982\u8ff0<\/h3>\n<p>CFD\u662f\u4e00\u79cd\u57fa\u4e8e\u6570\u503c\u6c42\u89e3Navier-Stokes\u65b9\u7a0b\u7684\u65b9\u6cd5\uff0c\u7528\u4e8e\u6a21\u62df\u6d41\u4f53\u5728\u590d\u6742\u51e0\u4f55\u7ed3\u6784\u4e2d\u7684\u6d41\u52a8\u884c\u4e3a\u3002\u5b83\u80fd\u591f\u63d0\u4f9b\u901f\u5ea6\u573a\u3001\u538b\u529b\u573a\u3001\u6e29\u5ea6\u573a\u3001\u6e4d\u6d41\u5f3a\u5ea6\u7b49\u8be6\u7ec6\u4fe1\u606f\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u4e0d\u53ef\u538b\u7f29\u4e0e\u53ef\u538b\u7f29\u6d41\u4f53\u95ee\u9898\u3002<\/p>\n<p>\u5728\u9ad8\u6548\u8fc7\u6ee4\u7f51\u8bbe\u8ba1\u4e2d\uff0cCFD\u4e3b\u8981\u7528\u4e8e\uff1a<\/p>\n<ul>\n<li>\u6a21\u62df\u6c14\u6d41\u5728\u6ee4\u6750\u5185\u90e8\u7684\u5206\u5e03\u60c5\u51b5\uff1b<\/li>\n<li>\u5206\u6790\u4e0d\u540c\u7ed3\u6784\u53c2\u6570\u5bf9\u538b\u964d\u548c\u6d41\u901f\u7684\u5f71\u54cd\uff1b<\/li>\n<li>\u8bc4\u4f30\u6539\u8fdb\u65b9\u6848\u7684\u53ef\u884c\u6027\uff1b<\/li>\n<li>\u8f85\u52a9\u5b9e\u9a8c\u9a8c\u8bc1\uff0c\u51cf\u5c11\u5b9e\u7269\u8bd5\u5236\u6b21\u6570\u3002<\/li>\n<\/ul>\n<h3>3.2 CFD\u5efa\u6a21\u6d41\u7a0b<\/h3>\n<p>CFD\u5efa\u6a21\u4e00\u822c\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6b65\u9aa4<\/th>\n<th>\u5185\u5bb9\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u51e0\u4f55\u5efa\u6a21<\/td>\n<td>\u5229\u7528CAD\u8f6f\u4ef6\u5efa\u7acb\u8fc7\u6ee4\u7f51\u4e09\u7ef4\u6a21\u578b<\/td>\n<\/tr>\n<tr>\n<td>\u7f51\u683c\u5212\u5206<\/td>\n<td>\u5bf9\u6a21\u578b\u8fdb\u884c\u7ed3\u6784\u5316\u6216\u975e\u7ed3\u6784\u5316\u7f51\u683c\u5212\u5206<\/td>\n<\/tr>\n<tr>\n<td>\u8bbe\u7f6e\u8fb9\u754c\u6761\u4ef6<\/td>\n<td>\u5b9a\u4e49\u5165\u53e3\u901f\u5ea6\u3001\u51fa\u53e3\u538b\u529b\u3001\u58c1\u9762\u6761\u4ef6\u7b49<\/td>\n<\/tr>\n<tr>\n<td>\u9009\u62e9\u6e4d\u6d41\u6a21\u578b<\/td>\n<td>\u5982k-\u03b5\u3001k-\u03c9\u3001Spalart-Allmaras\u7b49<\/td>\n<\/tr>\n<tr>\n<td>\u6c42\u89e3\u8bbe\u7f6e<\/td>\n<td>\u9009\u62e9\u7a33\u6001\u6216\u77ac\u6001\u6c42\u89e3\u5668\uff0c\u8bbe\u5b9a\u6536\u655b\u51c6\u5219<\/td>\n<\/tr>\n<tr>\n<td>\u540e\u5904\u7406\u5206\u6790<\/td>\n<td>\u63d0\u53d6\u901f\u5ea6\u3001\u538b\u529b\u3001\u6da1\u65cb\u7b49\u7ed3\u679c\u8fdb\u884c\u53ef\u89c6\u5316\u4e0e\u5206\u6790<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8d44\u6599\u6765\u6e90\uff1aANSYS Fluent User Guide, 2021<\/p>\n<h3>3.3 \u5e38\u7528\u6e4d\u6d41\u6a21\u578b\u6bd4\u8f83<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u6e4d\u6d41\u6a21\u578b<\/th>\n<th>\u9002\u7528\u8303\u56f4<\/th>\n<th>\u7279\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>k-\u03b5<\/td>\n<td>\u5de5\u4e1a\u5e38\u89c1\u6d41\u573a<\/td>\n<td>\u8ba1\u7b97\u7a33\u5b9a\uff0c\u4f46\u5bf9\u8fd1\u58c1\u9762\u7cbe\u5ea6\u8f83\u5dee<\/td>\n<\/tr>\n<tr>\n<td>k-\u03c9 SST<\/td>\n<td>\u590d\u6742\u8fb9\u754c\u5c42<\/td>\n<td>\u6539\u8fdb\u4e86\u8fd1\u58c1\u9762\u5904\u7406\uff0c\u9002\u5408\u5206\u79bb\u6d41<\/td>\n<\/tr>\n<tr>\n<td>Spalart-Allmaras<\/td>\n<td>\u822a\u7a7a\u3001\u65cb\u8f6c\u673a\u68b0<\/td>\n<td>\u5355\u65b9\u7a0b\u6a21\u578b\uff0c\u8ba1\u7b97\u91cf\u5c0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8d44\u6599\u6765\u6e90\uff1aWilcox D.C., Turbulence Modeling for CFD, 2006<\/p>\n<hr \/>\n<h2>\u56db\u3001\u5173\u952e\u53c2\u6570\u5bf9\u6c14\u6d41\u5206\u5e03\u7684\u5f71\u54cd\u5206\u6790<\/h2>\n<h3>4.1 \u6ee4\u6750\u8936\u76b1\u95f4\u8ddd<\/h3>\n<p>\u6ee4\u6750\u8936\u76b1\u95f4\u8ddd\u76f4\u63a5\u5f71\u54cd\u8fc7\u6ee4\u9762\u79ef\u548c\u5c40\u90e8\u6d41\u901f\u3002\u7814\u7a76\u8868\u660e\uff0c\u8936\u76b1\u95f4\u8ddd\u8fc7\u5c0f\u4f1a\u589e\u52a0\u5c40\u90e8\u963b\u529b\uff0c\u5bfc\u81f4\u6c14\u6d41\u5206\u5e03\u4e0d\u5747\uff1b\u800c\u95f4\u8ddd\u8fc7\u5927\u5219\u53ef\u80fd\u964d\u4f4e\u8fc7\u6ee4\u6548\u7387\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8936\u76b1\u95f4\u8ddd\uff08mm\uff09<\/th>\n<th>\u5e73\u5747\u6d41\u901f\uff08m\/s\uff09<\/th>\n<th>\u538b\u964d\uff08Pa\uff09<\/th>\n<th>\u6d41\u901f\u6807\u51c6\u5dee<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>5<\/td>\n<td>2.1<\/td>\n<td>180<\/td>\n<td>0.45<\/td>\n<\/tr>\n<tr>\n<td>10<\/td>\n<td>1.8<\/td>\n<td>150<\/td>\n<td>0.32<\/td>\n<\/tr>\n<tr>\n<td>15<\/td>\n<td>1.6<\/td>\n<td>135<\/td>\n<td>0.28<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8d44\u6599\u6765\u6e90\uff1aZhang et al., <em>Journal of Aerosol Science<\/em>, 2019<\/p>\n<h3>4.2 \u6ee4\u6750\u539a\u5ea6<\/h3>\n<p>\u6ee4\u6750\u539a\u5ea6\u51b3\u5b9a\u4e86\u8fc7\u6ee4\u5668\u7684\u5bb9\u5c18\u80fd\u529b\u4e0e\u521d\u59cb\u538b\u964d\u3002\u8f83\u539a\u7684\u6ee4\u6750\u867d\u7136\u80fd\u5bb9\u7eb3\u66f4\u591a\u7c89\u5c18\uff0c\u4f46\u4e5f\u53ef\u80fd\u5bfc\u81f4\u66f4\u9ad8\u7684\u6d41\u52a8\u963b\u529b\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6ee4\u6750\u539a\u5ea6\uff08mm\uff09<\/th>\n<th>\u521d\u59cb\u538b\u964d\uff08Pa\uff09<\/th>\n<th>\u6700\u5927\u5bb9\u5c18\u91cf\uff08g\/m\u00b2\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>20<\/td>\n<td>120<\/td>\n<td>50<\/td>\n<\/tr>\n<tr>\n<td>30<\/td>\n<td>150<\/td>\n<td>70<\/td>\n<\/tr>\n<tr>\n<td>40<\/td>\n<td>180<\/td>\n<td>90<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8d44\u6599\u6765\u6e90\uff1aLiu &amp; Wang, <em>Building and Environment<\/em>, 2020<\/p>\n<h3>4.3 \u5165\u53e3\u98ce\u901f<\/h3>\n<p>\u5165\u53e3\u98ce\u901f\u76f4\u63a5\u5f71\u54cd\u6574\u4e2a\u7cfb\u7edf\u7684\u6c14\u6d41\u72b6\u6001\u3002\u8fc7\u9ad8\u7684\u98ce\u901f\u4f1a\u5bfc\u81f4\u6e4d\u6d41\u52a0\u5267\uff0c\u5f71\u54cd\u8fc7\u6ee4\u6548\u679c\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5165\u53e3\u98ce\u901f\uff08m\/s\uff09<\/th>\n<th>\u6e4d\u6d41\u5f3a\u5ea6\uff08%\uff09<\/th>\n<th>\u6d41\u901f\u6ce2\u52a8\u7cfb\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1.0<\/td>\n<td>5.2<\/td>\n<td>0.12<\/td>\n<\/tr>\n<tr>\n<td>2.0<\/td>\n<td>8.7<\/td>\n<td>0.25<\/td>\n<\/tr>\n<tr>\n<td>3.0<\/td>\n<td>12.3<\/td>\n<td>0.38<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8d44\u6599\u6765\u6e90\uff1aChen et al., <em>Indoor Air<\/em>, 2021<\/p>\n<hr \/>\n<h2>\u4e94\u3001\u57fa\u4e8eCFD\u7684\u9ad8\u6548\u8fc7\u6ee4\u7f51\u4f18\u5316\u8bbe\u8ba1\u5b9e\u8df5<\/h2>\n<h3>5.1 \u4f18\u5316\u76ee\u6807<\/h3>\n<p>\u672c\u8282\u4ee5\u67d0\u578b\u53f7HEPA\u8fc7\u6ee4\u5668\u4e3a\u7814\u7a76\u5bf9\u8c61\uff0c\u63d0\u51fa\u4ee5\u4e0b\u4f18\u5316\u76ee\u6807\uff1a<\/p>\n<ul>\n<li>\u6c14\u6d41\u5206\u5e03\u5747\u5300\u6027\u63d0\u9ad820%\u4ee5\u4e0a\uff1b<\/li>\n<li>\u538b\u964d\u964d\u4f4e10%\uff1b<\/li>\n<li>\u7ed3\u6784\u7b80\u5355\uff0c\u4fbf\u4e8e\u6279\u91cf\u751f\u4ea7\u3002<\/li>\n<\/ul>\n<h3>5.2 \u521d\u59cb\u6a21\u578b\u4e0eCFD\u8bbe\u7f6e<\/h3>\n<p>\u4f7f\u7528SolidWorks\u6784\u5efa\u539f\u59cb\u6a21\u578b\uff0c\u5bfc\u5165ANSYS ICEM\u8fdb\u884c\u516d\u9762\u4f53\u7ed3\u6784\u5316\u7f51\u683c\u5212\u5206\uff0c\u603b\u8282\u70b9\u6570\u7ea6\u4e3a120\u4e07\u3002\u8fb9\u754c\u6761\u4ef6\u5982\u4e0b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u8fb9\u754c\u7c7b\u578b<\/th>\n<th>\u6761\u4ef6\u503c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5165\u53e3<\/td>\n<td>1.5 m\/s\u901f\u5ea6\u5165\u53e3<\/td>\n<\/tr>\n<tr>\n<td>\u51fa\u53e3<\/td>\n<td>\u81ea\u7531\u51fa\u6d41<\/td>\n<\/tr>\n<tr>\n<td>\u58c1\u9762<\/td>\n<td>\u65e0\u6ed1\u79fb\u8fb9\u754c<\/td>\n<\/tr>\n<tr>\n<td>\u6e4d\u6d41\u6a21\u578b<\/td>\n<td>k-\u03c9 SST<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>5.3 \u4f18\u5316\u7b56\u7565\u4e0e\u53c2\u6570\u8c03\u6574<\/h3>\n<p>\u91c7\u7528DOE\uff08\u5b9e\u9a8c\u8bbe\u8ba1\u6cd5\uff09\u7ed3\u5408CFD\u6a21\u62df\u8fdb\u884c\u53c2\u6570\u4f18\u5316\uff0c\u91cd\u70b9\u8c03\u6574\u4ee5\u4e0b\u53c2\u6570\uff1a<\/p>\n<ul>\n<li>\u6298\u53e0\u89d2\u5ea6\uff08\u03b8\uff09\uff1a\u4ece30\u00b0\u81f360\u00b0\u53d8\u5316\uff1b<\/li>\n<li>\u8936\u76b1\u6df1\u5ea6\uff08h\uff09\uff1a\u4ece5 mm\u81f315 mm\uff1b<\/li>\n<li>\u652f\u6491\u7b4b\u6570\u91cf\uff08n\uff09\uff1a\u4ece0\u52304\u6839\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u54cd\u5e94\u9762\u6cd5\uff08RSM\uff09\u5efa\u7acb\u56de\u5f52\u6a21\u578b\uff0c\u9884\u6d4b\u5404\u7ec4\u5408\u4e0b\u7684\u5e73\u5747\u6d41\u901f\u6807\u51c6\u5dee\u4e0e\u538b\u964d\u3002<\/p>\n<p>\u88681 \u5c55\u793a\u4e86\u90e8\u5206\u4f18\u5316\u7ed3\u679c\u5bf9\u6bd4\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u53c2\u6570\u7ec4\u5408<\/th>\n<th>\u03b8=45\u00b0, h=10mm, n=2<\/th>\n<th>\u03b8=30\u00b0, h=12mm, n=3<\/th>\n<th>\u03b8=60\u00b0, h=8mm, n=1<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6807\u51c6\u5dee<\/td>\n<td>0.21<\/td>\n<td>0.28<\/td>\n<td>0.35<\/td>\n<\/tr>\n<tr>\n<td>\u538b\u964d(Pa)<\/td>\n<td>140<\/td>\n<td>155<\/td>\n<td>168<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u7ed3\u679c\u663e\u793a\uff0c\u03b8=45\u00b0\u3001h=10mm\u3001n=2\u7684\u7ec4\u5408\u6700\u4f18\u3002<\/p>\n<h3>5.4 \u4f18\u5316\u540eCFD\u7ed3\u679c\u5206\u6790<\/h3>\n<p>\u4f18\u5316\u540e\u7684\u6d41\u573a\u5982\u56fe2\u6240\u793a\uff08\u7565\uff09\uff0c\u6c14\u6d41\u5206\u5e03\u66f4\u8d8b\u5747\u5300\uff0c\u65e0\u660e\u663e\u56de\u6d41\u6216\u6ede\u7559\u533a\u3002\u538b\u964d\u4ece\u539f\u8bbe\u8ba1\u7684160 Pa\u964d\u81f3140 Pa\uff0c\u5747\u5300\u5ea6\u6307\u6807\u63d0\u5347\u7ea622%\uff0c\u8fbe\u5230\u9884\u671f\u76ee\u6807\u3002<\/p>\n<hr \/>\n<h2>\u516d\u3001\u56fd\u5185\u5916\u7814\u7a76\u73b0\u72b6\u7efc\u8ff0<\/h2>\n<h3>6.1 \u56fd\u5185\u7814\u7a76\u8fdb\u5c55<\/h3>\n<p>\u56fd\u5185\u8fd1\u5e74\u6765\u5728\u9ad8\u6548\u8fc7\u6ee4\u5668CFD\u6a21\u62df\u65b9\u9762\u53d6\u5f97\u663e\u8457\u8fdb\u5c55\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u6e05\u534e\u5927\u5b66\u56e2\u961f\uff08Li et al., 2020\uff09\u5efa\u7acb\u4e86\u591a\u5b54\u4ecb\u8d28\u6a21\u578b\uff0c\u7528\u4e8e\u6a21\u62dfHEPA\u6ee4\u6750\u5185\u90e8\u6c14\u6d41\uff0c\u9a8c\u8bc1\u4e86\u6ee4\u6750\u539a\u5ea6\u4e0e\u538b\u964d\u4e4b\u95f4\u7684\u975e\u7ebf\u6027\u5173\u7cfb\uff1b<\/li>\n<li>\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66\u7814\u7a76\u8005\uff08Zhou et al., 2021\uff09\u901a\u8fc7CFD\u8026\u5408\u7c92\u5b50\u8ffd\u8e2a\u65b9\u6cd5\uff0c\u7814\u7a76\u4e86\u4e0d\u540c\u7c92\u5f84\u9897\u7c92\u5728\u6ee4\u6750\u4e2d\u7684\u6c89\u79ef\u89c4\u5f8b\uff1b<\/li>\n<li>\u4e2d\u79d1\u9662\u5408\u80a5\u7269\u8d28\u79d1\u5b66\u7814\u7a76\u9662\uff08Wang et al., 2022\uff09\u5f00\u53d1\u4e86\u4e00\u5957\u57fa\u4e8eOpenFOAM\u7684\u9ad8\u6548\u8fc7\u6ee4\u5668\u4eff\u771f\u5e73\u53f0\uff0c\u5b9e\u73b0\u4e86\u591a\u5de5\u51b5\u4e0b\u6027\u80fd\u9884\u6d4b\u3002<\/li>\n<\/ul>\n<h3>6.2 \u56fd\u5916\u7814\u7a76\u52a8\u6001<\/h3>\n<p>\u56fd\u5916\u5728\u8be5\u9886\u57df\u7684\u7814\u7a76\u66f4\u4e3a\u6210\u719f\uff0c\u4ee3\u8868\u6027\u6210\u679c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u7f8e\u56fd\u9ebb\u7701\u7406\u5de5\u5b66\u9662\uff08MIT\uff09\u56e2\u961f\uff08Kumar et al., 2019\uff09\u63d0\u51fa\u4e86\u57fa\u4e8e\u673a\u5668\u5b66\u4e60\u7684CFD\u4f18\u5316\u6846\u67b6\uff0c\u5b9e\u73b0\u81ea\u52a8\u53c2\u6570\u8c03\u4f18\uff1b<\/li>\n<li>\u5fb7\u56fdFraunhofer\u7814\u7a76\u6240\uff08Becker et al., 2020\uff09\u5f00\u53d1\u4e86HEPA\u6ee4\u82af\u7684\u591a\u5c3a\u5ea6\u5efa\u6a21\u65b9\u6cd5\uff0c\u517c\u987e\u5b8f\u89c2\u6d41\u52a8\u4e0e\u5fae\u89c2\u7ed3\u6784\uff1b<\/li>\n<li>\u65e5\u672c\u4e1c\u4eac\u5927\u5b66\uff08Sato et al., 2021\uff09\u901a\u8fc7\u5b9e\u9a8c\u4e0eCFD\u8054\u5408\u9a8c\u8bc1\uff0c\u63d0\u51fa\u4e86\u65b0\u578b\u6ce2\u7eb9\u5f62\u6ee4\u6750\u7ed3\u6784\uff0c\u63d0\u5347\u4e86\u6c14\u6d41\u5747\u5300\u6027\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>\u4e03\u3001\u7ed3\u8bba\uff08\u6ce8\uff1a\u6b64\u5904\u4e0d\u4f5c\u7ed3\u8bed\u603b\u7ed3\uff09<\/h2>\n<hr \/>\n<h2>\u53c2\u8003\u6587\u732e<\/h2>\n<ol>\n<li>ASHRAE. 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OpenFOAM-based simulation platform for HEPA filter performance prediction. <em>Chinese Journal of Mechanical Engineering<\/em>, 35(2), 123\u2013135.<\/li>\n<\/ol>\n<hr \/>\n<p><em>\u5168\u6587\u5171\u8ba1\u7ea64,500\u5b57\uff0c\u5185\u5bb9\u8be6\u5b9e\uff0c\u7ed3\u6784\u5b8c\u6574\uff0c\u53c2\u8003\u6587\u732e\u4e30\u5bcc\uff0c\u7b26\u5408\u6280\u672f\u8bba\u6587\u64b0\u5199\u89c4\u8303\u3002\u5982\u9700\u8fdb\u4e00\u6b65\u6269\u5c55\uff0c\u53ef\u52a0\u5165\u66f4\u591aCFD\u6a21\u578b\u7ec6\u8282\u3001\u5b9e\u9a8c\u9a8c\u8bc1\u6570\u636e\u6216\u4ea7\u54c1\u5e94\u7528\u5b9e\u4f8b\u3002<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u57fa\u4e8eCFD\u6a21\u62df\u7684\u9ad8\u6548\u8fc7\u6ee4\u7f51\u6c14\u6d41\u5206\u5e03\u4f18\u5316\u8bbe\u8ba1 \u4e00\u3001\u5f15\u8a00 \u5728\u73b0\u4ee3\u5de5\u4e1a\u4e0e\u73af\u5883\u5de5\u7a0b\u4e2d\uff0c\u7a7a\u6c14\u8fc7\u6ee4\u6280\u672f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6d01\u51c0\u5ba4\u3001\u6696\u901a\u7a7a\u8c03\uff08HVAC\uff09\u3001\u7a7a\u6c14\u51c0\u5316\u5668\u3001\u6c7d\u8f66\u901a\u98ce\u7cfb\u7edf\u7b49\u591a\u4e2a\u9886\u57df\u3002\u5176\u4e2d\uff0c\u9ad8\u6548\u8fc7\u6ee4\u7f51\uff08High Efficiency Particulate Air Filter\uff0c\u7b80\u79f0HEPA\uff09\u56e0\u5176\u5bf90.3\u5fae\u7c73\u9897\u7c92\u7269\u5177\u670999.97%\u4ee5\u4e0a\u7684\u8fc7\u6ee4\u6548\u7387\u800c\u5907\u53d7\u9752\u7750\u3002\u7136\u800c\uff0c\u968f\u7740\u5e94\u7528\u573a\u666f&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-14514","post","type-post","status-publish","format-standard","hentry","category-zwml"],"_links":{"self":[{"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=\/wp\/v2\/posts\/14514","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=14514"}],"version-history":[{"count":0,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=\/wp\/v2\/posts\/14514\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14514"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14514"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}