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href="http://www.cdcfah.com/cp/first-_jxjxysb/">機械及行業(yè)設備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_xyjzsbjk/">消音降噪設備</a>?<a href="http://www.cdcfah.com/cp/third-xyjzsbjk_qcxsqsy/">汽車消聲器</a>?揭陽消聲器定做推薦咨詢佛山文質(zhì)通風設備供應</p><div id="x1l0do5" class="leftbox clearfix"><h1>揭陽消聲器定做推薦咨詢佛山文質(zhì)通風設備供應</h1><div id="5eys8ej" class="proBig"><div id="8udt5qj" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172190869141/9583475.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="wqmud8x" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172190869141/9583475.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="05bh5nh" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>揭陽消聲器定做,消聲器</p><p><span>***更新：</span>2020-11-15 00:32:18</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="ixg0fkl" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">佛山文質(zhì)通風設備有限公司</a></p><p><span>聯(lián)系人：</span>馮達斌</p><p><span>郵箱: </span>751633122@qq.com</p><p><span>電話: </span>13679725711</p><p><span>傳真: </span>0757_</p><p><span>網(wǎng)址: </span>http://fswztf.1688.com</p><p><span>手機: </span>0757-85965668</p><p><span>地址: </span>大瀝鎮(zhèn)黃岐六聯(lián)鄉(xiāng)高力中村倉庫(自編)3號(住所申報)</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="paatcie" class="page-proshow02"><p class="title">詳細說明</p><div id="56h3haj" class="box"><p><p style="text-indent:25px">消聲器適用于各類蒸汽安全閥用的TA型蒸汽安全閥，適用于電站鍋爐安全閥(動力釋放閥)、鍋筒安全閥及過熱器安全閥、再熱器安全閥等壓力裝置的安全門。其蒸汽放空既應避免過大的噪聲，更應讓汽流順利排出而不影響安全閥的排量、起跳和回座，為此，揭陽消聲器定做，以往常見的多級節(jié)流及小孔噴注的消聲降音手段即不宜采用，這種限制歷來是安全閥消聲器的設計難點，揭陽消聲器定做，也是安全門消聲器消聲效果差的原因，揭陽消聲器定做。新型用于安全閥的TA型安全閥排汽消聲器采用了噴阻抗復合型消聲原理，其中以大孔擴容代替了直徑較小的控流孔，在結(jié)構(gòu)上更加強化了抗性和阻性消聲降音機理，達到了安全系數(shù)更高的消聲降噪效果?？剐允较暺魇怯赏蛔兘缑娴墓芎褪医M合而成的。揭陽消聲器定做</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揭陽消聲器定做,消聲器" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172190869141/9583475.png"></div><p style="text-indent:25px">消聲器是指對于同時具有噪聲傳播的氣流管道，可以用附有吸聲襯里的管道及彎頭或利用截面積突然改變及其他聲阻抗不連續(xù)的管道等降噪器件，使管道內(nèi)噪聲得到衰減或反射回去。前者稱為阻性消聲器，后者稱為抗性消聲器，也有阻抗復合式的消聲器。種類，消聲器種類很多，但究其消聲機理，又可以把它分為六種主要的類型，即阻性消聲器、抗性消聲器、阻抗復合式消聲器、微穿孔板消聲器、小孔消聲器和有源消聲器。結(jié)構(gòu)：根據(jù)汽車底部的空間狀況，消聲器外罩可加工成瓦狀或卷成鍋狀。鍋狀消聲器的外罩是用圓形心棒將外罩材料成型并咬合或用焊接連接整體安裝，并將焊接的部件裝入接口。鍋狀消聲器由內(nèi)管、轉(zhuǎn)向彎管和中間底板組成，之后外部底板通過合槽或焊接與外罩相連。當汽車底部空間狀況復雜，安裝鍋狀消聲器困難時則可采用深拉伸的瓦狀消聲器。它幾乎可做成任何的形式。轎車消聲器的總?cè)莘e為發(fā)動機排量的8~12倍。廣東消聲器批發(fā)哪家好抗噴阻型消聲器對各頻噪聲效果優(yōu)越。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揭陽消聲器定做,消聲器" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172175751954/19729.png"></div><p style="text-indent:25px">抗性消聲器可以分為5種基本形式：擴張室消聲器、共鳴型消聲器、干涉型消聲器、損耗型消聲器和文氏型消聲器。消聲原理：擴張室消聲器一是利用管道的裁面突變，即聲阻抗的變化使沿管道傳播的聲波向聲源方向反射回去；二是利用擴張室和內(nèi)插管的長度，使向前傳播的波和管子不同界面反射的聲波差一個180度的相位、從而使二者振幅相等、相位相反，互相干涉，達到較理想的消聲效果。共鳴型消聲器常用于消除管道傳播的低頻(350Hz以下)噪聲。干涉型消聲器的消聲原理足將聲波分成兩路，在管道上裝設一排通管，使管道長度為通管長度的2倍。管道長度等于要消除的聲波的波長，那么通管的長度則為二分之一波長。這樣聲波當通過兩種不同長度的途徑時，在管道與通管匯合處將產(chǎn)生振幅相等，位移相反的2種聲波，彼此互相干涉，從而降低噪聲。</p><p style="text-indent:25px">消聲器的優(yōu)點：消聲的聲量**量的蒸汽一同排放出去的時候，它們產(chǎn)生的噪聲分貝是非常高的，沒有聽過的人們應該是無法想象的。而消聲器能夠消除的噪聲范圍在28dBA以上，這個是還只是平均的數(shù)值而已。消聲器的體積是非常小的，可以直接安裝在排汽的管道中，同時重量也是相對來說比較輕的。無論是安裝，還是后續(xù)的檢查維修工作都是非常方便的。消聲器的品種類型多，可以適用于不同規(guī)格的機器，同時可以按照實際的情況來選擇不同的品種，讓其在它們的工作中發(fā)揮各自的優(yōu)勢。主要的品種有小孔型、通孔型等等，選擇的類型非常多。消聲器，從它的材料的選擇上面就能知曉其的穩(wěn)定性，使用壽命非常的長久，較長的實效可以達到30年的時間。選擇一個安裝，就無需擔心會在運行的過程中快速的被銷毀的情況。消聲器成品應在平整、無積水的室內(nèi)場地上碼放整齊，下部設有墊托，并有必要的防水措施。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揭陽消聲器定做,消聲器" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172167304688/4088649.png"></div><p style="text-indent:25px">消聲器的原理：消聲器一般由排氣管、連接螺套、消聲筒和筒芯等幾部分組成。在連接螺套里裝有油浸石棉密封圈，以防止排氣管和消聲筒之間的接口漏氣。消聲筒內(nèi)焊有7塊隔板，將消聲筒分成8個消聲腔（七個膨脹室和一個共振腔）在筒芯上面有倒三角形導流槽和許多小孔，當發(fā)動機的高溫廢氣以高速經(jīng)排氣管進入消聲器時，由于消聲筒的截面積逐漸增大，氣流得以膨脹，流速降低，強大的脈動噪聲得以衰減。當氣流繼續(xù)流經(jīng)各膨脹室時，由于隔板的阻擋，氣流只能從隔板上的節(jié)流了、及筒芯通過，于是氣流突然被壓縮，分成許多細流，后又突然得以膨脹，如此多次突變，聲能被有效衰減，從而起到降低排氣噪聲的作用。消聲器可**支承，在運行和停運時可自由膨脹，保證排汽管道工作的安全可靠性。珠海消聲器價格表</p><p style="text-indent:25px">對中、高頻噪聲源，宜采用阻性或復合型消聲器。揭陽消聲器定做</p><p style="text-indent:25px">汽車消聲器的消聲原理是什么？汽車消聲器的消聲原理是利用腔與管的適當組合，從而達到兩種作用來促成消聲效果的：汽車消聲器，一是利用管道截面突變(即聲抗的變化)使沿管道傳播的聲波向聲源方向反射回去，從而使聲能反射回原處；汽車消聲器二是利用幾個界面的反射，使原來個向前傳播的聲波又回到原點，并再次折回向前傳播，該點與尚未被反射的第二個向前傳播的聲波匯合，而且兩者在振幅上相等，在相位上差180度的奇數(shù)倍，從而互相干涉而被抵消。揭陽消聲器定做</p><p style="text-indent:25px">佛山文質(zhì)通風設備有限公司主要經(jīng)營范圍是機械及行業(yè)設備，擁有一支專業(yè)技術團隊和良好的市場口碑。公司業(yè)務分為3cf消防認證防火閥，鋁合金空調(diào)出風口，通風管道消聲器，消防風機等，目前不斷進行創(chuàng)新和服務改進，為客戶提供良好的產(chǎn)品和服務。公司注重以質(zhì)量為中心，以服務為理念，秉持誠信為本的理念，打造機械及行業(yè)設備良好品牌。文質(zhì)通風立足于全國市場，依托強大的研發(fā)實力，融合前沿的技術理念，飛快響應客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1990793.html</p></div></div></div></div></div><div id="ea3qj8p" class="page-right twoColRt"><div id="3bgibhw" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="pbhe80s" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="3oxfo5x" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img 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