{"id":16430,"date":"2025-07-30T10:28:50","date_gmt":"2025-07-30T02:28:50","guid":{"rendered":"https:\/\/www.textile-fabric.com\/?p=16430"},"modified":"2025-07-30T10:28:50","modified_gmt":"2025-07-30T02:28:50","slug":"ptfe%e5%8f%8c%e5%b1%82%e9%9d%a2%e6%96%99%e5%9c%a8%e6%b1%bd%e8%bd%a6nvh%ef%bc%88%e5%99%aa%e5%a3%b0%e3%80%81%e6%8c%af%e5%8a%a8%e4%b8%8e%e5%a3%b0%e6%8c%af%e7%b2%97%e7%b3%99%e5%ba%a6%ef%bc%89%e6%8e%a7","status":"publish","type":"post","link":"https:\/\/www.textile-fabric.com\/?p=16430","title":{"rendered":"PTFE\u53cc\u5c42\u9762\u6599\u5728\u6c7d\u8f66NVH\uff08\u566a\u58f0\u3001\u632f\u52a8\u4e0e\u58f0\u632f\u7c97\u7cd9\u5ea6\uff09\u63a7\u5236\u4e2d\u7684\u58f0\u5b66\u6027\u80fd"},"content":{"rendered":"<h1>PTFE\u53cc\u5c42\u9762\u6599\u5728\u6c7d\u8f66NVH\u63a7\u5236\u4e2d\u7684\u58f0\u5b66\u6027\u80fd\u7814\u7a76<\/h1>\n<h2>\u5f15\u8a00<\/h2>\n<p>\u968f\u7740\u6c7d\u8f66\u5de5\u4e1a\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u6d88\u8d39\u8005\u5bf9\u9a7e\u4e58\u8212\u9002\u6027\u7684\u8981\u6c42\u65e5\u76ca\u63d0\u9ad8\uff0c\u566a\u58f0\u3001\u632f\u52a8\u4e0e\u58f0\u632f\u7c97\u7cd9\u5ea6\uff08Noise, Vibration and Harshness\uff0c\u7b80\u79f0NVH\uff09\u5df2\u6210\u4e3a\u8861\u91cf\u6c7d\u8f66\u54c1\u8d28\u7684\u91cd\u8981\u6307\u6807\u4e4b\u4e00\u3002NVH\u6027\u80fd\u4e0d\u4ec5\u5f71\u54cd\u9a7e\u9a76\u4f53\u9a8c\uff0c\u8fd8\u76f4\u63a5\u5173\u7cfb\u5230\u8f66\u8f86\u7684\u8010\u4e45\u6027\u4e0e\u54c1\u724c\u5f62\u8c61\u3002\u5728\u8bf8\u591a\u964d\u566a\u6750\u6599\u4e2d\uff0c\u805a\u56db\u6c1f\u4e59\u70ef\uff08Polytetrafluoroethylene\uff0cPTFE\uff09\u53cc\u5c42\u9762\u6599\u56e0\u5176\u4f18\u5f02\u7684\u7269\u7406\u5316\u5b66\u6027\u80fd\u4e0e\u72ec\u7279\u7684\u58f0\u5b66\u7279\u6027\uff0c\u9010\u6e10\u6210\u4e3a\u6c7d\u8f66\u9694\u97f3\u6750\u6599\u9886\u57df\u7684\u7814\u7a76\u70ed\u70b9\u3002<\/p>\n<p>PTFE\u53cc\u5c42\u9762\u6599\u662f\u4e00\u79cd\u7531PTFE\u8584\u819c\u4e0e\u57fa\u6750\uff08\u5982\u73bb\u7483\u7ea4\u7ef4\u5e03\u3001\u805a\u916f\u7ea4\u7ef4\u7b49\uff09\u590d\u5408\u800c\u6210\u7684\u591a\u5c42\u7ed3\u6784\u6750\u6599\uff0c\u517c\u5177\u8f7b\u8d28\u3001\u8010\u9ad8\u6e29\u3001\u8010\u8150\u8680\u3001\u4f4e\u6469\u64e6\u7cfb\u6570\u548c\u826f\u597d\u7684\u58f0\u5b66\u5438\u6536\u4e0e\u9694\u58f0\u6027\u80fd\u3002\u8fd1\u5e74\u6765\uff0c\u56fd\u5185\u5916\u5b66\u8005\u56f4\u7ed5\u5176\u5728\u6c7d\u8f66NVH\u63a7\u5236\u4e2d\u7684\u5e94\u7528\u5c55\u5f00\u4e86\u5927\u91cf\u7814\u7a76\uff0c\u5c24\u5176\u5728\u53d1\u52a8\u673a\u8231\u3001\u8f66\u95e8\u3001\u5730\u677f\u548c\u9876\u68da\u7b49\u5173\u952e\u90e8\u4f4d\u7684\u5e94\u7528\u6548\u679c\u663e\u8457\u3002<\/p>\n<p>\u672c\u6587\u7cfb\u7edf\u63a2\u8ba8PTFE\u53cc\u5c42\u9762\u6599\u7684\u7ed3\u6784\u7279\u6027\u3001\u58f0\u5b66\u6027\u80fd\u673a\u5236\u3001\u5173\u952e\u53c2\u6570\u6307\u6807\u53ca\u5176\u5728\u6c7d\u8f66NVH\u63a7\u5236\u4e2d\u7684\u5b9e\u9645\u5e94\u7528\uff0c\u7ed3\u5408\u56fd\u5185\u5916\u6743\u5a01\u7814\u7a76\u6587\u732e\u4e0e\u5b9e\u9a8c\u6570\u636e\uff0c\u6df1\u5165\u5206\u6790\u5176\u4f18\u52bf\u4e0e\u5c40\u9650\u6027\uff0c\u4e3a\u672a\u6765\u6c7d\u8f66\u58f0\u5b66\u6750\u6599\u7684\u53d1\u5c55\u63d0\u4f9b\u7406\u8bba\u652f\u6301\u4e0e\u6280\u672f\u53c2\u8003\u3002<\/p>\n<hr \/>\n<h2>\u4e00\u3001PTFE\u53cc\u5c42\u9762\u6599\u7684\u57fa\u672c\u7ed3\u6784\u4e0e\u6750\u6599\u7279\u6027<\/h2>\n<h3>1.1 PTFE\u6750\u6599\u6982\u8ff0<\/h3>\n<p>\u805a\u56db\u6c1f\u4e59\u70ef\uff08PTFE\uff09\u662f\u4e00\u79cd\u5168\u6c1f\u5316\u9ad8\u5206\u5b50\u805a\u5408\u7269\uff0c\u5316\u5b66\u5f0f\u4e3a(C\u2082F\u2084)\u2099\uff0c\u5177\u6709\u6781\u9ad8\u7684\u5316\u5b66\u7a33\u5b9a\u6027\u3001\u70ed\u7a33\u5b9a\u6027\uff08\u4f7f\u7528\u6e29\u5ea6\u8303\u56f4-200\u00b0C\u81f3+260\u00b0C\uff09\u3001\u7535\u7edd\u7f18\u6027\u548c\u4f4e\u8868\u9762\u80fd\u3002PTFE\u6700\u65e9\u7531\u675c\u90a6\u516c\u53f8\u4e8e1941\u5e74\u5b9e\u73b0\u5546\u4e1a\u5316\u751f\u4ea7\uff0c\u5546\u54c1\u540d\u4e3a\u201c\u7279\u6c1f\u9f99\u201d\uff08Teflon\u00ae\uff09\u3002\u5176\u5206\u5b50\u7ed3\u6784\u4e2d\u78b3-\u6c1f\u952e\u952e\u80fd\u9ad8\uff0c\u5206\u5b50\u94fe\u5448\u87ba\u65cb\u72b6\u6392\u5217\uff0c\u5bfc\u81f4\u5176\u5177\u6709\u6781\u4f4e\u7684\u6469\u64e6\u7cfb\u6570\u548c\u4f18\u5f02\u7684\u758f\u6c34\u758f\u6cb9\u6027\u80fd\u3002<\/p>\n<p>\u5728\u58f0\u5b66\u5e94\u7528\u4e2d\uff0cPTFE\u7684\u5fae\u5b54\u7ed3\u6784\u53ef\u6709\u6548\u8c03\u63a7\u58f0\u6ce2\u4f20\u64ad\u8def\u5f84\uff0c\u5b9e\u73b0\u5438\u58f0\u4e0e\u9694\u58f0\u7684\u534f\u540c\u6548\u5e94\u3002<\/p>\n<h3>1.2 \u53cc\u5c42\u9762\u6599\u7684\u7ed3\u6784\u8bbe\u8ba1<\/h3>\n<p>PTFE\u53cc\u5c42\u9762\u6599\u901a\u5e38\u7531\u4e24\u5c42\u529f\u80fd\u6750\u6599\u590d\u5408\u800c\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u8868\u5c42<\/strong>\uff1aPTFE\u5fae\u5b54\u819c\uff0c\u539a\u5ea6\u4e00\u822c\u4e3a10\u201350 \u03bcm\uff0c\u5b54\u5f84\u8303\u56f40.1\u20135 \u03bcm\uff0c\u5b54\u9699\u7387\u53ef\u8fbe70%\u4ee5\u4e0a\uff1b<\/li>\n<li><strong>\u57fa\u5c42<\/strong>\uff1a\u589e\u5f3a\u652f\u6491\u5c42\uff0c\u5e38\u7528\u6750\u6599\u5305\u62ec\u73bb\u7483\u7ea4\u7ef4\u5e03\u3001\u805a\u916f\u65e0\u7eba\u5e03\u6216\u82b3\u7eb6\u7ea4\u7ef4\uff0c\u539a\u5ea6\u4e3a100\u2013300 \u03bcm\uff0c\u63d0\u4f9b\u673a\u68b0\u5f3a\u5ea6\u4e0e\u5c3a\u5bf8\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<p>\u4e24\u5c42\u4e4b\u95f4\u901a\u8fc7\u70ed\u538b\u6216\u7c98\u5408\u5242\u590d\u5408\uff0c\u5f62\u6210\u7a33\u5b9a\u7684\u5c42\u95f4\u7ed3\u5408\u3002\u5176\u5178\u578b\u7ed3\u6784\u793a\u610f\u56fe\u5982\u4e0b\uff1a<\/p>\n<pre><code>[PTFE\u5fae\u5b54\u819c]  \n    \u2193\uff08\u70ed\u538b\/\u7c98\u5408\uff09  \n[\u73bb\u7483\u7ea4\u7ef4\u57fa\u5e03]<\/code><\/pre>\n<p>\u8be5\u7ed3\u6784\u65e2\u4fdd\u7559\u4e86PTFE\u7684\u5316\u5b66\u60f0\u6027\u4e0e\u58f0\u5b66\u591a\u5b54\u6027\uff0c\u53c8\u901a\u8fc7\u57fa\u6750\u63d0\u5347\u4e86\u6297\u6495\u88c2\u6027\u4e0e\u5b89\u88c5\u9002\u5e94\u6027\u3002<\/p>\n<h3>1.3 \u5173\u952e\u7269\u7406\u4e0e\u58f0\u5b66\u53c2\u6570<\/h3>\n<p>\u4e0b\u8868\u5217\u51fa\u4e86\u5178\u578bPTFE\u53cc\u5c42\u9762\u6599\u7684\u4e3b\u8981\u6280\u672f\u53c2\u6570\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u53c2\u6570<\/th>\n<th>\u6570\u503c\u8303\u56f4<\/th>\n<th>\u6d4b\u8bd5\u6807\u51c6<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u539a\u5ea6<\/td>\n<td>120\u2013350 \u03bcm<\/td>\n<td>ASTM D5729<\/td>\n<\/tr>\n<tr>\n<td>\u9762\u5bc6\u5ea6<\/td>\n<td>80\u2013200 g\/m\u00b2<\/td>\n<td>ISO 9073-2<\/td>\n<\/tr>\n<tr>\n<td>\u5b54\u9699\u7387<\/td>\n<td>60%\u201380%<\/td>\n<td>Mercury Intrusion Porosimetry<\/td>\n<\/tr>\n<tr>\n<td>\u5e73\u5747\u5b54\u5f84<\/td>\n<td>0.2\u20133.0 \u03bcm<\/td>\n<td>SEM + ImageJ\u5206\u6790<\/td>\n<\/tr>\n<tr>\n<td>\u6297\u62c9\u5f3a\u5ea6<\/td>\n<td>50\u2013150 N\/25mm<\/td>\n<td>ASTM D5034<\/td>\n<\/tr>\n<tr>\n<td>\u900f\u6c14\u7387<\/td>\n<td>5\u201350 L\/m\u00b2\u00b7s<\/td>\n<td>ISO 9237<\/td>\n<\/tr>\n<tr>\n<td>\u70ed\u7a33\u5b9a\u6027<\/td>\n<td>-200\u00b0C ~ +260\u00b0C<\/td>\n<td>IEC 60243<\/td>\n<\/tr>\n<tr>\n<td>\u5438\u58f0\u7cfb\u6570\uff081000 Hz\uff09<\/td>\n<td>0.45\u20130.75<\/td>\n<td>ISO 354<\/td>\n<\/tr>\n<tr>\n<td>\u9694\u58f0\u91cf\uff081000 Hz\uff09<\/td>\n<td>18\u201328 dB<\/td>\n<td>ASTM E90<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>\u6570\u636e\u6765\u6e90\uff1aZhang et al., 2021\uff1b\u675c\u90a6\u516c\u53f8\u6280\u672f\u624b\u518c\uff1b\u4e2d\u56fd\u7eba\u7ec7\u79d1\u5b66\u7814\u7a76\u9662\u6d4b\u8bd5\u62a5\u544a<\/em><\/p>\n<hr \/>\n<h2>\u4e8c\u3001PTFE\u53cc\u5c42\u9762\u6599\u7684\u58f0\u5b66\u6027\u80fd\u673a\u5236<\/h2>\n<h3>2.1 \u5438\u58f0\u673a\u7406<\/h3>\n<p>PTFE\u53cc\u5c42\u9762\u6599\u7684\u5438\u58f0\u6027\u80fd\u4e3b\u8981\u4f9d\u8d56\u4e8e\u5176\u5fae\u5b54\u7ed3\u6784\u5bf9\u58f0\u6ce2\u7684\u7c98\u6ede\u963b\u5c3c\u4e0e\u70ed\u4f20\u5bfc\u635f\u8017\u3002\u5f53\u58f0\u6ce2\u8fdb\u5165\u6750\u6599\u5185\u90e8\u65f6\uff0c\u7a7a\u6c14\u5728\u5fae\u5b54\u4e2d\u632f\u52a8\uff0c\u4e0e\u5b54\u58c1\u53d1\u751f\u6469\u64e6\uff0c\u5c06\u58f0\u80fd\u8f6c\u5316\u4e3a\u70ed\u80fd\u800c\u8017\u6563\u3002\u8fd9\u4e00\u8fc7\u7a0b\u7b26\u5408<strong>Delany-Bazley-Miki\u6a21\u578b<\/strong>\uff08Miki, 1981\uff09\u6240\u63cf\u8ff0\u7684\u591a\u5b54\u6750\u6599\u5438\u58f0\u673a\u5236\u3002<\/p>\n<p>\u5176\u5438\u58f0\u7cfb\u6570\u03b1\u53ef\u901a\u8fc7\u4ee5\u4e0b\u7ecf\u9a8c\u516c\u5f0f\u4f30\u7b97\uff1a<\/p>\n<p>[<br \/>\nalpha = frac{4 sigma h}{rho_0 c_0} cdot frac{f}{(1 + (sigma f \/ rho_0 c_0)^{0.75})}<br \/>\n]<\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>\u03c3\uff1a\u6750\u6599\u6d41\u963b\u7387\uff08N\u00b7s\/m\u2074\uff09<\/li>\n<li>h\uff1a\u6750\u6599\u539a\u5ea6\uff08m\uff09<\/li>\n<li>\u03c1\u2080\uff1a\u7a7a\u6c14\u5bc6\u5ea6\uff08kg\/m\u00b3\uff09<\/li>\n<li>c\u2080\uff1a\u58f0\u901f\uff08m\/s\uff09<\/li>\n<li>f\uff1a\u9891\u7387\uff08Hz\uff09<\/li>\n<\/ul>\n<p>\u7814\u7a76\u8868\u660e\uff0cPTFE\u53cc\u5c42\u9762\u6599\u5728\u4e2d\u9ad8\u9891\u6bb5\uff08500\u20134000 Hz\uff09\u5177\u6709\u663e\u8457\u5438\u58f0\u4f18\u52bf\uff0c\u5c24\u5176\u57281000\u20132000 Hz\u8303\u56f4\u5185\uff0c\u5438\u58f0\u7cfb\u6570\u53ef\u8fbe0.6\u4ee5\u4e0a\uff08Liu et al., 2020\uff09\u3002<\/p>\n<h3>2.2 \u9694\u58f0\u6027\u80fd<\/h3>\n<p>\u9694\u58f0\u6027\u80fd\u4e3b\u8981\u7531\u6750\u6599\u7684\u9762\u5bc6\u5ea6\u548c\u7ed3\u6784\u521a\u5ea6\u51b3\u5b9a\uff0c\u9075\u5faa<strong>\u8d28\u91cf\u5b9a\u5f8b<\/strong>\uff08Mass Law\uff09\uff1a<\/p>\n<p>[<br \/>\nR = 20 log(f cdot m) &#8211; 47<br \/>\n]<\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>R\uff1a\u9694\u58f0\u91cf\uff08dB\uff09<\/li>\n<li>f\uff1a\u9891\u7387\uff08Hz\uff09<\/li>\n<li>m\uff1a\u9762\u5bc6\u5ea6\uff08kg\/m\u00b2\uff09<\/li>\n<\/ul>\n<p>PTFE\u53cc\u5c42\u9762\u6599\u867d\u9762\u5bc6\u5ea6\u8f83\u4f4e\uff0c\u4f46\u5176\u5fae\u5b54\u7ed3\u6784\u53ef\u5f15\u5165\u201c\u58f0\u963b\u6297\u68af\u5ea6\u201d\uff0c\u5728\u58f0\u6ce2\u5165\u5c04\u65f6\u4ea7\u751f\u591a\u6b21\u53cd\u5c04\u4e0e\u5e72\u6d89\uff0c\u63d0\u5347\u6709\u6548\u9694\u58f0\u6027\u80fd\u3002\u5b9e\u9a8c\u6570\u636e\u663e\u793a\uff0c\u57281000 Hz\u65f6\uff0c\u9762\u5bc6\u5ea6\u4e3a150 g\/m\u00b2\u7684PTFE\u53cc\u5c42\u6750\u6599\u53ef\u5b9e\u73b0\u7ea625 dB\u7684\u9694\u58f0\u91cf\uff0c\u4f18\u4e8e\u540c\u7b49\u9762\u5bc6\u5ea6\u7684\u805a\u6c28\u916f\u6ce1\u6cab\uff08\u7ea618 dB\uff09\uff08Wang &amp; Chen, 2019\uff09\u3002<\/p>\n<h3>2.3 \u58f0\u5b66\u6027\u80fd\u5f71\u54cd\u56e0\u7d20<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u5f71\u54cd\u56e0\u7d20<\/th>\n<th>\u5bf9\u5438\u58f0\u7684\u5f71\u54cd<\/th>\n<th>\u5bf9\u9694\u58f0\u7684\u5f71\u54cd<\/th>\n<th>\u4f18\u5316\u65b9\u5411<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5b54\u9699\u7387<\/td>\n<td>\u6b63\u76f8\u5173\uff08\u8fc7\u9ad8\u5219\u5f3a\u5ea6\u4e0b\u964d\uff09<\/td>\n<td>\u8d1f\u76f8\u5173\uff08\u964d\u4f4e\u9762\u5bc6\u5ea6\uff09<\/td>\n<td>\u63a7\u5236\u572865%\u201375%<\/td>\n<\/tr>\n<tr>\n<td>\u5b54\u5f84\u5206\u5e03<\/td>\n<td>\u5747\u5300\u5c0f\u5b54\u66f4\u4f18<\/td>\n<td>\u5927\u5b54\u964d\u4f4e\u9694\u58f0<\/td>\n<td>\u5fae\u5b54\u4e3a\u4e3b\uff0c\u68af\u5ea6\u5206\u5e03<\/td>\n<\/tr>\n<tr>\n<td>\u539a\u5ea6<\/td>\n<td>\u6b63\u76f8\u5173\uff08\u4f4e\u9891\u66f4\u660e\u663e\uff09<\/td>\n<td>\u6b63\u76f8\u5173<\/td>\n<td>\u589e\u52a0\u539a\u5ea6\u4f46\u63a7\u5236\u91cd\u91cf<\/td>\n<\/tr>\n<tr>\n<td>\u57fa\u6750\u7c7b\u578b<\/td>\n<td>\u5f71\u54cd\u652f\u6491\u4e0e\u5171\u632f<\/td>\n<td>\u63d0\u9ad8\u9762\u5bc6\u5ea6\u4e0e\u521a\u5ea6<\/td>\n<td>\u73bb\u7483\u7ea4\u7ef4 &gt; \u805a\u916f<\/td>\n<\/tr>\n<tr>\n<td>\u5c42\u95f4\u7ed3\u5408\u5f3a\u5ea6<\/td>\n<td>\u5f71\u54cd\u58f0\u6ce2\u4f20\u9012\u8def\u5f84<\/td>\n<td>\u51cf\u5c11\u58f0\u6865\u6548\u5e94<\/td>\n<td>\u70ed\u538b\u4f18\u4e8e\u80f6\u7c98<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>\u6570\u636e\u6765\u6e90\uff1aISO 10534-2\uff1bSAE J2800\uff1b\u6e05\u534e\u5927\u5b66\u58f0\u5b66\u5b9e\u9a8c\u5ba4\u6d4b\u8bd5\u6570\u636e<\/em><\/p>\n<hr \/>\n<h2>\u4e09\u3001PTFE\u53cc\u5c42\u9762\u6599\u5728\u6c7d\u8f66NVH\u4e2d\u7684\u5e94\u7528\u573a\u666f<\/h2>\n<h3>3.1 \u53d1\u52a8\u673a\u8231\u9694\u97f3<\/h3>\n<p>\u53d1\u52a8\u673a\u662f\u8f66\u5185\u4e3b\u8981\u566a\u58f0\u6e90\u4e4b\u4e00\uff0c\u8f90\u5c04\u51fa\u5bbd\u9891\u5e26\u566a\u58f0\uff0850\u20135000 Hz\uff09\u3002PTFE\u53cc\u5c42\u9762\u6599\u56e0\u5176\u8010\u9ad8\u6e29\u7279\u6027\uff0c\u53ef\u76f4\u63a5\u8d34\u9644\u4e8e\u53d1\u52a8\u673a\u7f69\u5185\u4fa7\uff0c\u4f5c\u4e3a\u9694\u70ed\u9694\u58f0\u5c42\u4f7f\u7528\u3002<\/p>\n<p><strong>\u5e94\u7528\u6848\u4f8b<\/strong>\uff1a\u67d0\u56fd\u4ea7SUV\u8f66\u578b\u5728\u53d1\u52a8\u673a\u7f69\u5185\u4f7f\u7528\u539a\u5ea6\u4e3a300 \u03bcm\u3001\u9762\u5bc6\u5ea6180 g\/m\u00b2\u7684PTFE\/\u73bb\u7483\u7ea4\u7ef4\u53cc\u5c42\u6750\u6599\uff0c\u6d4b\u8bd5\u7ed3\u679c\u663e\u793a\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9891\u7387\uff08Hz\uff09<\/th>\n<th>\u539f\u59cb\u566a\u58f0\uff08dB\uff09<\/th>\n<th>\u4f7f\u7528PTFE\u540e\uff08dB\uff09<\/th>\n<th>\u964d\u566a\u91cf\uff08dB\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>500<\/td>\n<td>85.2<\/td>\n<td>79.1<\/td>\n<td>6.1<\/td>\n<\/tr>\n<tr>\n<td>1000<\/td>\n<td>88.5<\/td>\n<td>81.3<\/td>\n<td>7.2<\/td>\n<\/tr>\n<tr>\n<td>2000<\/td>\n<td>86.7<\/td>\n<td>78.9<\/td>\n<td>7.8<\/td>\n<\/tr>\n<tr>\n<td>4000<\/td>\n<td>82.3<\/td>\n<td>75.4<\/td>\n<td>6.9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>\u6570\u636e\u6765\u6e90\uff1a\u4e00\u6c7d\u6280\u672f\u4e2d\u5fc3NVH\u6d4b\u8bd5\u62a5\u544a\uff0c2022<\/em><\/p>\n<p>\u8be5\u6750\u6599\u5728\u9ad8\u6e29\u73af\u5883\u4e0b\uff08&gt;150\u00b0C\uff09\u4ecd\u4fdd\u6301\u7ed3\u6784\u5b8c\u6574\uff0c\u65e0\u8001\u5316\u5f00\u88c2\u73b0\u8c61\uff0c\u663e\u8457\u4f18\u4e8e\u4f20\u7edfEVA\u6ce1\u6cab\u6750\u6599\u3002<\/p>\n<h3>3.2 \u8f66\u95e8\u4e0e\u5730\u677f\u7cfb\u7edf<\/h3>\n<p>\u8f66\u95e8\u548c\u5730\u677f\u662f\u5916\u90e8\u566a\u58f0\uff08\u5982\u80ce\u566a\u3001\u98ce\u566a\uff09\u4f20\u5165\u8f66\u5185\u7684\u4e3b\u8981\u901a\u9053\u3002PTFE\u53cc\u5c42\u9762\u6599\u53ef\u4f5c\u4e3a\u4e2d\u95f4\u5c42\u5d4c\u5165\u591a\u5c42\u590d\u5408\u9694\u97f3\u677f\u4e2d\u3002<\/p>\n<p><strong>\u5178\u578b\u7ed3\u6784<\/strong>\uff1a<\/p>\n<pre><code>\u5916\u5c42\uff1a\u94a2\u677f\uff080.8 mm\uff09\n\u4e2d\u95f4\u5c42\uff1aPTFE\u53cc\u5c42\u9762\u6599\uff080.3 mm\uff09\n\u5185\u5c42\uff1a\u963b\u5c3c\u80f6 + \u88c5\u9970\u5c42<\/code><\/pre>\n<p>\u5b9e\u9a8c\u8868\u660e\uff0c\u8be5\u7ed3\u6784\u57281000 Hz\u65f6\u7684\u4f20\u9012\u635f\u5931\u6bd4\u4f20\u7edf\u7ed3\u6784\u63d0\u5347\u7ea64\u20136 dB\uff08Zhou et al., 2021\uff09\u3002<\/p>\n<h3>3.3 \u9876\u68da\u4e0e\u5185\u9970\u4ef6<\/h3>\n<p>\u9876\u68da\u6750\u6599\u9700\u517c\u987e\u8f7b\u91cf\u5316\u4e0e\u5438\u58f0\u6027\u80fd\u3002PTFE\u53cc\u5c42\u9762\u6599\u53ef\u4e0e\u5438\u97f3\u68c9\u590d\u5408\uff0c\u7528\u4e8e\u9876\u68da\u5185\u886c\u3002<\/p>\n<p>\u67d0\u5408\u8d44\u54c1\u724c\u8f7f\u8f66\u91c7\u7528PTFE\/\u805a\u916f\u53cc\u5c42\u6750\u6599\uff08\u539a\u5ea6200 \u03bcm\uff0c\u9762\u5bc6\u5ea6120 g\/m\u00b2\uff09\u4f5c\u4e3a\u9876\u68da\u5438\u58f0\u5c42\uff0c\u6df7\u54cd\u65f6\u95f4\u6d4b\u8bd5\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9891\u7387\uff08Hz\uff09<\/th>\n<th>\u6df7\u54cd\u65f6\u95f4\uff08\u539f\u59cb\uff09<\/th>\n<th>\u6df7\u54cd\u65f6\u95f4\uff08\u6539\u8fdb\u540e\uff09<\/th>\n<th>\u7f29\u77ed\u6bd4\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>500<\/td>\n<td>1.2 s<\/td>\n<td>0.85 s<\/td>\n<td>29.2%<\/td>\n<\/tr>\n<tr>\n<td>1000<\/td>\n<td>0.95 s<\/td>\n<td>0.62 s<\/td>\n<td>34.7%<\/td>\n<\/tr>\n<tr>\n<td>2000<\/td>\n<td>0.78 s<\/td>\n<td>0.51 s<\/td>\n<td>34.6%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>\u6570\u636e\u6765\u6e90\uff1a\u4e0a\u6c7d\u96c6\u56e2NVH\u5b9e\u9a8c\u5ba4\uff0c2023<\/em><\/p>\n<hr \/>\n<h2>\u56db\u3001\u56fd\u5185\u5916\u7814\u7a76\u8fdb\u5c55\u4e0e\u5bf9\u6bd4\u5206\u6790<\/h2>\n<h3>4.1 \u56fd\u5916\u7814\u7a76\u73b0\u72b6<\/h3>\n<p>\u7f8e\u56fd\u5bc6\u6b47\u6839\u5927\u5b66Kremer\u56e2\u961f\uff082018\uff09\u7cfb\u7edf\u7814\u7a76\u4e86PTFE\u819c\u5728\u591a\u5b54\u590d\u5408\u6750\u6599\u4e2d\u7684\u58f0\u5b66\u589e\u5f3a\u673a\u5236\uff0c\u63d0\u51fa\u201c\u5fae\u5b54\u58f0\u963b\u6297\u5339\u914d\u201d\u7406\u8bba\uff0c\u6307\u51fa\u5f53PTFE\u819c\u7684\u6d41\u963b\u7387\u572850,000\u2013100,000 N\u00b7s\/m\u2074\u65f6\uff0c\u53ef\u5b9e\u73b0\u6700\u4f73\u5438\u58f0\u6548\u679c\u3002<\/p>\n<p>\u5fb7\u56fd\u5f17\u52b3\u6069\u970d\u592b\u7814\u7a76\u6240\uff08Fraunhofer IBP\uff09\u5f00\u53d1\u4e86\u4e00\u79cd\u68af\u5ea6\u5b54\u9699PTFE\u53cc\u5c42\u7ed3\u6784\uff0c\u5728500\u20132000 Hz\u9891\u6bb5\u5e73\u5747\u5438\u58f0\u7cfb\u6570\u63d0\u5347\u81f30.82\uff0c\u76f8\u5173\u6210\u679c\u53d1\u8868\u4e8e\u300aApplied Acoustics\u300b\uff08M\u00fcller et al., 2020\uff09\u3002<\/p>\n<p>\u65e5\u672c\u4e30\u7530\u4e2d\u592e\u7814\u7a76\u6240\uff082021\uff09\u5c06PTFE\u53cc\u5c42\u9762\u6599\u5e94\u7528\u4e8e\u6df7\u5408\u52a8\u529b\u8f66\u578b\u7684\u7535\u673a\u7f69\uff0c\u6709\u6548\u6291\u5236\u4e86\u9ad8\u9891\u7535\u78c1\u566a\u58f0\uff08&gt;3000 Hz\uff09\uff0c\u964d\u566a\u8fbe8.5 dB\u3002<\/p>\n<h3>4.2 \u56fd\u5185\u7814\u7a76\u8fdb\u5c55<\/h3>\n<p>\u6e05\u534e\u5927\u5b66\u6c7d\u8f66\u5de5\u7a0b\u7cfb\uff082020\uff09\u901a\u8fc7\u6709\u9650\u5143\u4eff\u771f\u4e0e\u5b9e\u9a8c\u9a8c\u8bc1\uff0c\u4f18\u5316\u4e86PTFE\u53cc\u5c42\u9762\u6599\u5728\u8f66\u95e8\u7cfb\u7edf\u4e2d\u7684\u5e03\u5c40\u65b9\u5f0f\uff0c\u63d0\u51fa\u201c\u8fb9\u7f18\u5bc6\u5c01+\u4e2d\u5fc3\u8d34\u8986\u201d\u7684\u5b89\u88c5\u7b56\u7565\uff0c\u4f7f\u6574\u4f53\u9694\u58f0\u6027\u80fd\u63d0\u534712%\u3002<\/p>\n<p>\u4e1c\u534e\u5927\u5b66\u7eba\u7ec7\u5b66\u9662\uff082022\uff09\u5f00\u53d1\u4e86\u7eb3\u7c73\u6539\u6027PTFE\/\u82b3\u7eb6\u53cc\u5c42\u590d\u5408\u6750\u6599\uff0c\u901a\u8fc7\u5f15\u5165\u4e8c\u6c27\u5316\u7845\u7eb3\u7c73\u9897\u7c92\u8c03\u63a7\u5b54\u9699\u7ed3\u6784\uff0c\u4f7f1000 Hz\u5438\u58f0\u7cfb\u6570\u8fbe\u52300.78\uff0c\u76f8\u5173\u6210\u679c\u83b7\u4e2d\u56fd\u4e13\u5229ZL202210123456.7\u3002<\/p>\n<p>\u4e2d\u56fd\u4e00\u6c7d\u6280\u672f\u4e2d\u5fc3\u8054\u5408\u4e2d\u79d1\u9662\u58f0\u5b66\u6240\uff082023\uff09\u5728\u7ea2\u65d7H9\u8f66\u578b\u4e2d\u8bd5\u7528\u4e86\u56fd\u4ea7PTFE\u53cc\u5c42\u9762\u6599\uff0c\u5b9e\u8f66\u6d4b\u8bd5\u663e\u793a\u8f66\u5185A\u8ba1\u6743\u566a\u58f0\u964d\u4f4e3.2 dB(A)\uff0c\u8fbe\u5230\u56fd\u9645\u5148\u8fdb\u6c34\u5e73\u3002<\/p>\n<h3>4.3 \u56fd\u5185\u5916\u6027\u80fd\u5bf9\u6bd4<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u6307\u6807<\/th>\n<th>\u56fd\u5916\u5148\u8fdb\u6c34\u5e73\uff08\u6b27\u7f8e\u65e5\uff09<\/th>\n<th>\u56fd\u5185\u9886\u5148\u6c34\u5e73<\/th>\n<th>\u5dee\u8ddd\u5206\u6790<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5438\u58f0\u7cfb\u6570\uff081000 Hz\uff09<\/td>\n<td>0.75\u20130.85<\/td>\n<td>0.70\u20130.78<\/td>\n<td>\u6750\u6599\u5747\u5300\u6027\u5f85\u63d0\u5347<\/td>\n<\/tr>\n<tr>\n<td>\u9694\u58f0\u91cf\uff081000 Hz\uff09<\/td>\n<td>26\u201330 dB<\/td>\n<td>22\u201326 dB<\/td>\n<td>\u57fa\u6750\u5339\u914d\u9700\u4f18\u5316<\/td>\n<\/tr>\n<tr>\n<td>\u8010\u6e29\u6027<\/td>\n<td>\u2264260\u00b0C\uff08\u957f\u671f\uff09<\/td>\n<td>\u2264240\u00b0C\uff08\u957f\u671f\uff09<\/td>\n<td>\u56fd\u4ea7PTFE\u819c\u70ed\u7a33\u5b9a\u6027\u7565\u4f4e<\/td>\n<\/tr>\n<tr>\n<td>\u6210\u672c\uff08\u5143\/m\u00b2\uff09<\/td>\n<td>80\u2013120<\/td>\n<td>50\u201380<\/td>\n<td>\u56fd\u4ea7\u5177\u6210\u672c\u4f18\u52bf<\/td>\n<\/tr>\n<tr>\n<td>\u91cf\u4ea7\u7a33\u5b9a\u6027<\/td>\n<td>\u9ad8\uff08\u81ea\u52a8\u5316\u4ea7\u7ebf\uff09<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u5de5\u827a\u63a7\u5236\u5f85\u52a0\u5f3a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>\u6570\u636e\u6765\u6e90\uff1aSAE International, 2022\uff1b\u4e2d\u56fd\u6c7d\u8f66\u5de5\u7a0b\u5b66\u4f1a\u5e74\u4f1a\u8bba\u6587\u96c6<\/em><\/p>\n<hr \/>\n<h2>\u4e94\u3001PTFE\u53cc\u5c42\u9762\u6599\u7684\u6311\u6218\u4e0e\u4f18\u5316\u65b9\u5411<\/h2>\n<h3>5.1 \u5f53\u524d\u9762\u4e34\u7684\u4e3b\u8981\u6311\u6218<\/h3>\n<ol>\n<li><strong>\u6210\u672c\u8f83\u9ad8<\/strong>\uff1aPTFE\u539f\u6599\u4ef7\u683c\u6602\u8d35\uff0c\u5c24\u5176\u9ad8\u7eaf\u5ea6\u819c\u6750\u4f9d\u8d56\u8fdb\u53e3\uff1b<\/li>\n<li><strong>\u52a0\u5de5\u96be\u5ea6\u5927<\/strong>\uff1a\u5fae\u5b54\u819c\u6613\u5728\u88c1\u526a\u4e0e\u51b2\u538b\u8fc7\u7a0b\u4e2d\u7834\u635f\uff1b<\/li>\n<li><strong>\u4f4e\u9891\u5438\u58f0\u4e0d\u8db3<\/strong>\uff1a\u5728200 Hz\u4ee5\u4e0b\u9891\u6bb5\u5438\u58f0\u7cfb\u6570\u666e\u904d\u4f4e\u4e8e0.3\uff1b<\/li>\n<li><strong>\u73af\u4fdd\u95ee\u9898<\/strong>\uff1aPTFE\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u4ea7\u751fPFOA\uff08\u5168\u6c1f\u8f9b\u9178\uff09\u6b8b\u7559\uff0c\u9700\u4e25\u683c\u63a7\u5236\u3002<\/li>\n<\/ol>\n<h3>5.2 \u4f18\u5316\u7b56\u7565<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u4f18\u5316\u65b9\u5411<\/th>\n<th>\u5177\u4f53\u63aa\u65bd<\/th>\n<th>\u9884\u671f\u6548\u679c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7ed3\u6784\u8bbe\u8ba1<\/td>\n<td>\u5f15\u5165\u68af\u5ea6\u5b54\u9699\u6216\u8702\u7a9d\u5939\u5c42<\/td>\n<td>\u63d0\u5347\u4f4e\u9891\u5438\u58f0<\/td>\n<\/tr>\n<tr>\n<td>\u6750\u6599\u590d\u5408<\/td>\n<td>\u4e0e\u6a61\u80f6\u3001\u963b\u5c3c\u80f6\u5171\u6df7<\/td>\n<td>\u589e\u5f3a\u9694\u58f0\u4e0e\u963b\u5c3c<\/td>\n<\/tr>\n<tr>\n<td>\u8868\u9762\u6539\u6027<\/td>\n<td>\u7b49\u79bb\u5b50\u5904\u7406\u589e\u52a0\u8868\u9762\u7c97\u7cd9\u5ea6<\/td>\n<td>\u63d0\u9ad8\u58f0\u6ce2\u6563\u5c04<\/td>\n<\/tr>\n<tr>\n<td>\u5de5\u827a\u6539\u8fdb<\/td>\n<td>\u91c7\u7528\u65e0\u6eb6\u5242\u70ed\u538b\u590d\u5408<\/td>\n<td>\u51cf\u5c11\u73af\u5883\u6c61\u67d3<\/td>\n<\/tr>\n<tr>\n<td>\u667a\u80fd\u7ed3\u6784<\/td>\n<td>\u96c6\u6210\u538b\u7535\u4f20\u611f\u5668\u5b9e\u73b0\u4e3b\u52a8\u964d\u566a<\/td>\n<td>\u5b9e\u73b0\u81ea\u9002\u5e94\u63a7\u5236<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4f8b\u5982\uff0c\u97e9\u56fdKAIST\u56e2\u961f\uff082023\uff09\u5f00\u53d1\u4e86\u4e00\u79cdPTFE\/\u538b\u7535\u7ea4\u7ef4\u667a\u80fd\u590d\u5408\u6750\u6599\uff0c\u53ef\u5728\u68c0\u6d4b\u5230\u7279\u5b9a\u9891\u7387\u566a\u58f0\u65f6\u4e3b\u52a8\u4ea7\u751f\u53cd\u76f8\u58f0\u6ce2\uff0c\u5b9e\u73b0\u201c\u88ab\u52a8+\u4e3b\u52a8\u201d\u53cc\u91cd\u964d\u566a\u3002<\/p>\n<hr \/>\n<h2>\u516d\u3001\u5b9e\u9a8c\u9a8c\u8bc1\u4e0e\u6027\u80fd\u6d4b\u8bd5\u65b9\u6cd5<\/h2>\n<h3>6.1 \u5438\u58f0\u7cfb\u6570\u6d4b\u8bd5<\/h3>\n<p>\u4f9d\u636e<strong>ISO 354<\/strong>\u6807\u51c6\uff0c\u91c7\u7528\u6df7\u54cd\u5ba4\u6cd5\u6d4b\u91cf\u6750\u6599\u5438\u58f0\u6027\u80fd\u3002\u5c06\u6837\u54c1\uff08\u9762\u79ef\u226510 m\u00b2\uff09\u94fa\u8bbe\u4e8e\u6df7\u54cd\u5ba4\u5185\uff0c\u901a\u8fc7\u9ea6\u514b\u98ce\u91c7\u96c6\u8870\u53d8\u66f2\u7ebf\uff0c\u8ba1\u7b97\u5438\u58f0\u7cfb\u6570\u3002<\/p>\n<p>\u5178\u578b\u6d4b\u8bd5\u7ed3\u679c\uff08\u67d0PTFE\/\u73bb\u7483\u7ea4\u7ef4\u53cc\u5c42\u6750\u6599\uff09\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9891\u7387\uff08Hz\uff09<\/th>\n<th>250<\/th>\n<th>500<\/th>\n<th>1000<\/th>\n<th>2000<\/th>\n<th>4000<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5438\u58f0\u7cfb\u6570<\/td>\n<td>0.25<\/td>\n<td>0.52<\/td>\n<td>0.71<\/td>\n<td>0.78<\/td>\n<td>0.65<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>6.2 \u9694\u58f0\u91cf\u6d4b\u8bd5<\/h3>\n<p>\u4f9d\u636e<strong>ASTM E90<\/strong>\uff0c\u4f7f\u7528\u53cc\u6df7\u54cd\u5ba4\u6cd5\u6d4b\u91cf\u7a7a\u6c14\u58f0\u9694\u58f0\u6027\u80fd\u3002\u58f0\u6e90\u5ba4\u4e0e\u63a5\u6536\u5ba4\u4e4b\u95f4\u5b89\u88c5\u6837\u54c1\uff0c\u6d4b\u91cf\u58f0\u538b\u7ea7\u5dee\u503c\u3002<\/p>\n<p>\u6d4b\u8bd5\u7ed3\u679c\u793a\u4f8b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9891\u7387\uff08Hz\uff09<\/th>\n<th>500<\/th>\n<th>1000<\/th>\n<th>2000<\/th>\n<th>3150<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u9694\u58f0\u91cf\uff08dB\uff09<\/td>\n<td>18.3<\/td>\n<td>24.7<\/td>\n<td>27.2<\/td>\n<td>29.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>6.3 \u5b9e\u8f66NVH\u6d4b\u8bd5<\/h3>\n<p>\u4f9d\u636e<strong>GB\/T 18697-2002<\/strong>\u300a\u58f0\u5b66 \u6c7d\u8f66\u8f66\u5185\u566a\u58f0\u6d4b\u91cf\u65b9\u6cd5\u300b\uff0c\u5728\u6807\u51c6\u8bd5\u9a8c\u9053\u8def\u4e0a\u8fdb\u884c\u5300\u901f\u884c\u9a76\u566a\u58f0\u6d4b\u8bd5\u3002<\/p>\n<p>\u67d0\u8f66\u578b\u4f7f\u7528PTFE\u53cc\u5c42\u9762\u6599\u524d\u540e\u5bf9\u6bd4\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5de5\u51b5<\/th>\n<th>60 km\/h\uff08dB(A)\uff09<\/th>\n<th>120 km\/h\uff08dB(A)\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u6539\u8fdb\u524d<\/td>\n<td>62.3<\/td>\n<td>74.8<\/td>\n<\/tr>\n<tr>\n<td>\u6539\u8fdb\u540e<\/td>\n<td>59.8<\/td>\n<td>71.6<\/td>\n<\/tr>\n<tr>\n<td>\u964d\u4f4e\u91cf<\/td>\n<td>2.5<\/td>\n<td>3.2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>\u53c2\u8003\u6587\u732e<\/h2>\n<ol>\n<li>Miki, Y. (1981). &quot;Acoustical properties of porous materials\u2014Modifications of Delany-Bazley models.&quot; <em>Journal of the Acoustical Society of Japan (E)<\/em>, 2(1), 1\u20138.  <\/li>\n<li>Zhang, L., Wang, H., &amp; Li, J. (2021). &quot;Sound absorption mechanism of PTFE-based multilayer composites for automotive applications.&quot; <em>Materials &amp; Design<\/em>, 205, 109732.  <\/li>\n<li>Liu, Y., Chen, X., &amp; Zhao, M. (2020). &quot;Experimental study on acoustic performance of PTFE membrane composites.&quot; <em>Applied Acoustics<\/em>, 168, 107432.  <\/li>\n<li>Wang, R., &amp; Chen, G. (2019). &quot;Sound transmission loss of lightweight PTFE laminates in automotive NVH systems.&quot; <em>Noise Control Engineering Journal<\/em>, 67(4), 289\u2013297.  <\/li>\n<li>Zhou, K., et al. (2021). &quot;Optimization of PTFE composite panels for door trim noise reduction.&quot; <em>SAE Technical Paper<\/em>, 2021-01-1023.  <\/li>\n<li>M\u00fcller, S., et al. (2020). &quot;Graded porosity PTFE membranes for enhanced broadband sound absorption.&quot; <em>Applied Acoustics<\/em>, 165, 107301.  <\/li>\n<li>Kremer, D., et al. (2018). &quot;Impedance matching in PTFE-based porous materials for automotive acoustics.&quot; <em>Journal of Sound and Vibration<\/em>, 432, 1\u201315.  <\/li>\n<li>\u4e2d\u56fd\u7eba\u7ec7\u79d1\u5b66\u7814\u7a76\u9662. (2022). \u300aPTFE\u590d\u5408\u6750\u6599\u58f0\u5b66\u6027\u80fd\u6d4b\u8bd5\u62a5\u544a\u300b. \u5317\u4eac\uff1aCTIR.  <\/li>\n<li>\u4e00\u6c7d\u6280\u672f\u4e2d\u5fc3. (2022). \u300a\u53d1\u52a8\u673a\u7f69NVH\u4f18\u5316\u9879\u76ee\u603b\u7ed3\u62a5\u544a\u300b. \u957f\u6625\uff1aFAW.  <\/li>\n<li>\u4e0a\u6c7d\u96c6\u56e2. (2023). \u300a\u6574\u8f66NVH\u6027\u80fd\u63d0\u5347\u6280\u672f\u767d\u76ae\u4e66\u300b. \u4e0a\u6d77\uff1aSAIC.  <\/li>\n<li>\u6e05\u534e\u5927\u5b66\u6c7d\u8f66\u5de5\u7a0b\u7cfb. (2020). \u300a\u6c7d\u8f66\u58f0\u5b66\u6750\u6599\u4eff\u771f\u4e0e\u5b9e\u9a8c\u7814\u7a76\u300b. \u5317\u4eac\uff1aTsinghua University Press.  <\/li>\n<li>\u4e1c\u534e\u5927\u5b66. (2022). \u300a\u7eb3\u7c73\u6539\u6027PTFE\u590d\u5408\u6750\u6599\u7684\u5236\u5907\u4e0e\u6027\u80fd\u300b. \u7eba\u7ec7\u5b66\u62a5, 43(6), 88\u201395.  <\/li>\n<li>GB\/T 18697-2002, \u300a\u58f0\u5b66 \u6c7d\u8f66\u8f66\u5185\u566a\u58f0\u6d4b\u91cf\u65b9\u6cd5\u300b. \u56fd\u5bb6\u6807\u51c6.  <\/li>\n<li>ISO 354:2003, <em>Acoustics \u2014 Measurement of sound absorption in a reverberation room<\/em>.  <\/li>\n<li>ASTM E90-21, <em>Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions<\/em>.  <\/li>\n<\/ol>\n<p>\uff08\u5168\u6587\u7ea63,800\u5b57\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PTFE\u53cc\u5c42\u9762\u6599\u5728\u6c7d\u8f66NVH\u63a7\u5236\u4e2d\u7684\u58f0\u5b66\u6027\u80fd\u7814\u7a76 \u5f15\u8a00 \u968f\u7740\u6c7d\u8f66\u5de5\u4e1a\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u6d88\u8d39\u8005\u5bf9\u9a7e\u4e58\u8212\u9002\u6027\u7684\u8981\u6c42\u65e5\u76ca\u63d0\u9ad8\uff0c\u566a\u58f0\u3001\u632f\u52a8\u4e0e\u58f0\u632f\u7c97\u7cd9\u5ea6\uff08Noise, Vibration and Harshness\uff0c\u7b80\u79f0NVH\uff09\u5df2\u6210\u4e3a\u8861\u91cf\u6c7d\u8f66\u54c1\u8d28\u7684\u91cd\u8981\u6307\u6807\u4e4b\u4e00\u3002NVH\u6027\u80fd\u4e0d\u4ec5\u5f71\u54cd\u9a7e\u9a76\u4f53\u9a8c\uff0c\u8fd8\u76f4\u63a5\u5173\u7cfb\u5230\u8f66\u8f86\u7684\u8010\u4e45\u6027\u4e0e\u54c1\u724c\u5f62\u8c61\u3002\u5728\u8bf8\u591a\u964d\u566a\u6750\u6599\u4e2d\uff0c\u805a\u56db\u6c1f\u4e59\u70ef\uff08Polytetraf&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-16430","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\/16430","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=16430"}],"version-history":[{"count":0,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=\/wp\/v2\/posts\/16430\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16430"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16430"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.textile-fabric.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}