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class="content"><p><strong>重慶陽正環(huán)?？萍脊煞萦邢薰?/strong></p><p>總機：023-67678916 </p><p>電話：189-9622-6296（王）</p><p>　　 185-2317-7702（胡）</p><p>網(wǎng)址：www.28fashion.com</p><p>地址：渝中區(qū)重慶總部城C1幢3樓</p></div> </div> </div> <div id="jlrjvtnppp" class="right"> <div id="jlrjvtnppp" class="sitemp clearfix"> <h2> 什么是風(fēng)機消聲器?風(fēng)機消聲器的主要作用 </h2> <div id="jlrjvtnppp" class="site">您的當(dāng)前位置： <a href="http://www.28fashion.com/">首頁</a> >> <a href="http://www.28fashion.com/news/">新聞資訊</a> >> <a href="http://www.28fashion.com/news/jszx30f/">環(huán)保知識</a> </div> </div> <div id="jlrjvtnppp" class="content">  <div id="jlrjvtnppp" class="news_detail"> <h1 class="title">什么是風(fēng)機消聲器?風(fēng)機消聲器的主要作用</h1> <div id="jlrjvtnppp" class="info_title clearfix"> <h3 class="title_bar"> 發(fā)布日期：<span>2016-06-28 11:07</span> 來源：<span>http://www.28fashion.com</span> 點擊：<span><script src="http://www.28fashion.com/data/include/newshits.php?id=300"></script></span> </h3> <div id="jlrjvtnppp" class="share">  <div id="jlrjvtnppp" class="bdsharebuttonbox"> <a href="#" class="bds_more" data-cmd="more"></a> <a href="#" class="bds_qzone" data-cmd="qzone"></a> <a href="#" class="bds_tsina" data-cmd="tsina"></a> <a href="#" class="bds_tqq" data-cmd="tqq"></a> <a href="#" class="bds_renren" data-cmd="renren"></a> <a href="#" class="bds_weixin" data-cmd="weixin"></a> </div> <script> window._bd_share_config={"common":{"bdSnsKey":{},"bdText":"","bdMini":"2","bdPic":"","bdStyle":"0","bdSize":"16"},"share":{},"image":{"viewList":["qzone","tsina","tqq","renren","weixin"],"viewText":"分享到：","viewSize":"16"},"selectShare":{"bdContainerClass":null,"bdSelectMiniList":["qzone","tsina","tqq","renren","weixin"]}};with(document)0[(getElementsByTagName('head')[0]||body).appendChild(createElement('script')).src='http://bdimg.share.baidu.com/static/api/js/share.js?v=89860593.js?cdnversion='+~(-new Date()/36e5)]; </script>  </div> </div> <div id="jlrjvtnppp" class="content"><p>　　什么是<a href='http://www.28fashion.com/product/148.html' target='_blank' class='key_tag'><font color=#136ec2><strong>風(fēng)機消聲器</strong></font></a>?風(fēng)機消聲器的主要作用是什么?<a href='http://www.28fashion.com/' target='_blank' class='key_tag'><font color=#136ec2><strong>重慶噪聲治理</strong></font></a>解析：風(fēng)機消聲器(Fan silencer)，與排氣管道消聲器以及鼓引風(fēng)機消音器的形式相同，均采用對中、高頻寬帶特性有較好效果的阻性吸音降噪原理，對低、中頻和脈動特性時有良好效果的抗性消聲降音原理以及微穿孔消聲器和阻抗復(fù)合式消聲器。</p><p style="text-align: center;"><img src="/data/upload/image/20160628/1467083255926885.jpg" title="什么是風(fēng)機消聲器?風(fēng)機消聲器的主要作用" alt="什么是風(fēng)機消聲器?風(fēng)機消聲器的主要作用" width="342" height="220" border="0" vspace="0" style="width: 342px; height: 220px;"/></p><p>　　阻性消聲器是一種吸收型消聲器，根據(jù)氣流通道結(jié)構(gòu)的不同，一般分為直管式、片式、折板式、蜂窩式、聲流式、迷宮式和彎頭式等。阻性消聲器是利用聲波在多孔性吸聲材料傳播時，受摩擦和粘滯阻力，將聲能轉(zhuǎn)化為熱能耗散掉，從而達(dá)到消聲降音的目的。它是所有消聲器中應(yīng)用最為廣泛的一類消聲器。</p><p>　　抗性消聲器它與阻性消聲器消聲降噪原理不同，它不能直接吸收聲能，而是利用管道上突變的界面或旁接共振腔，使沿管道傳播的某些頻率聲波，在突變的界面處發(fā)生反射、干涉等現(xiàn)象，從而達(dá)到消聲降音的目的。分為擴(kuò)張室式消聲器及共振式消聲器。</p><p>　　因在實際噪聲控制工程中，噪聲以寬頻帶居多，通常將阻性吸音降噪聲及抗性消聲降音結(jié)構(gòu)組合起來，以控制高強度的寬頻帶噪聲。</p><p><br/></p></div> <h3 class="tag">相關(guān)標(biāo)簽：<a href="http://www.28fashion.com/tag/%E9%87%8D%E5%BA%86%E5%99%AA%E5%A3%B0%E6%B2%BB%E7%90%86">重慶噪聲治理</a> </h3> <div id="jlrjvtnppp" class="page">上一篇：<a href="http://www.28fashion.com/news/297.html">重慶廢氣治理熱破壞法的優(yōu)勢與存在的問題</a><br />下一篇：<span><a href="http://www.28fashion.com/news/303.html">高濃度有機廢水吸附法與萃取法處理技術(shù)</a></span></div> </div> <div id="jlrjvtnppp" class="relateproduct relate"><h4>最近瀏覽：</h4> <div id="jlrjvtnppp" class="content"> <ul id="relate_n" class="news_list clearfix"> </ul> </div> </div>  <div id="jlrjvtnppp" 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