玉林消聲器價(jià)格表誠(chéng)信為本佛山文質(zhì)通風(fēng)設(shè)備供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="阻抗聲流型通風(fēng)、排氣管道及風(fēng)機(jī)消聲器結(jié)構(gòu)原理：根據(jù)對(duì)工業(yè)用各類風(fēng)機(jī)運(yùn)行現(xiàn)場(chǎng)噪聲源進(jìn)行實(shí)際測(cè)試所取得的頻譜特性資料來確定在哪些頻譜范圍內(nèi)需要多大消聲量作為設(shè)計(jì)吸聲體及流體通道的主要依據(jù)，同時(shí)采用了具有較大吸聲材料飾面的狹矩形通道，以增強(qiáng)吸收效"><meta name="keywords" content="玉林消聲器價(jià)格表,消聲器"><link rel="canonical" href="http://m.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta 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class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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(guān)鍵詞：</span>玉林消聲器價(jià)格表,消聲器</p><p><span>***更新：</span>2020-12-18 06:20:34</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="shjdoqx" 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(fēng)設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>馮達(dá)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(jī): </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(hào)(住所申報(bào))</p><p>[當(dāng)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="8wbi3j3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="utfctkw" class="box"><p><p style="text-indent:25px">阻抗聲流型通風(fēng)、排氣管道及風(fēng)機(jī)消聲器結(jié)構(gòu)原理：根據(jù)對(duì)工業(yè)用各類風(fēng)機(jī)運(yùn)行現(xiàn)場(chǎng)噪聲源進(jìn)行實(shí)際測(cè)試所取得的頻譜特性資料來確定在哪些頻譜范圍內(nèi)需要多大消聲量作為設(shè)計(jì)吸聲體及流體通道的主要依據(jù)，同時(shí)采用了具有較大吸聲材料飾面的狹矩形通道，以增強(qiáng)吸收效果。另，風(fēng)機(jī)的噪聲源在較大噪聲級(jí)時(shí)，其頻譜值往往不止一種，而對(duì)不同頻譜帶，對(duì)其消聲量要求也不相同。為此系列通風(fēng)管道消音器及鼓引風(fēng)機(jī)消聲器均為阻抗聲流型，采用了對(duì)高、中頻噪聲起吸音消聲作用的阻式結(jié)構(gòu)及對(duì)中、低頻噪聲起消聲降音作用的抗式結(jié)構(gòu)，同時(shí)在阻式通道中采用了高頻及低頻兩種吸音消聲區(qū)，玉林消聲器價(jià)格表，用以較大限度的增寬消聲頻帶，玉林消聲器價(jià)格表，玉林消聲器價(jià)格表，以實(shí)現(xiàn)良好的消聲降噪效果。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。玉林消聲器價(jià)格表</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="玉林消聲器價(jià)格表,消聲器" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172203808594/9748332.png"></div><p style="text-indent:25px">消聲器適用于鍋爐等蒸汽設(shè)備的TB型點(diǎn)火排氣，TB型鍋爐點(diǎn)火排汽消聲器綜合了PB型排汽（氣）消聲器較合理的消聲原理所設(shè)計(jì)。高壓蒸汽在消聲器內(nèi)經(jīng)一次控流后進(jìn)入降壓體，經(jīng)大容積再次擴(kuò)容降壓后，往往會(huì)因排汽偏離設(shè)計(jì)值等諸多原因，使排氣噪聲仍然高于標(biāo)準(zhǔn)值。為此，在降壓體外設(shè)計(jì)了組合型多材料復(fù)合結(jié)構(gòu)的阻聲吸音罩，復(fù)合阻聲吸音罩是根據(jù)降壓體所噴出的剩余噪聲的頻譜特性所設(shè)計(jì)，用以有效地吸收剩余噪聲。當(dāng)用戶按要求安裝后，總消聲量可達(dá)36～42分貝。玉林消聲器價(jià)格表消聲器的覆面材料容易破損，使吸聲材料外露或脫落，影響功能。制作時(shí)，釘覆面材料的泡釘應(yīng)加墊片。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="玉林消聲器價(jià)格表,消聲器" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172167304688/4088649.png"></div><p style="text-indent:25px">一般采用靜態(tài)消聲量來表示消聲器的消聲效果，因?yàn)殪o態(tài)消聲量是一個(gè)定值，而動(dòng)態(tài)消聲量受氣流速度的影響，是一個(gè)不定值，故評(píng)價(jià)指標(biāo)以用靜態(tài)消聲量為宜。當(dāng)聲源經(jīng)靜態(tài)消聲后的剩余聲級(jí)（簡(jiǎn)稱靜態(tài)出口聲級(jí)）大于消聲器氣流噪聲級(jí)時(shí)，消聲器的動(dòng)態(tài)、靜態(tài)消聲量基本一致，不受氣流的影響；當(dāng)消聲器靜態(tài)出口聲級(jí)低于消聲器氣流噪聲級(jí)時(shí)，則消聲器的動(dòng)態(tài)消聲量低于靜態(tài)消聲量，其差值隨流速的增加而增大；當(dāng)氣流噪聲級(jí)大于消聲器入口聲級(jí)時(shí)，此時(shí)消聲器不*不能消聲，反而變成了一個(gè)噪聲放大器。為解決靜態(tài)和動(dòng)態(tài)消聲量可能不一致的問題，有些消聲器產(chǎn)品已采用靜態(tài)消聲量和氣流噪聲級(jí)兩個(gè)指標(biāo)同時(shí)表示產(chǎn)品的聲學(xué)性能。</p><p style="text-indent:25px">防止消聲器變色：冬季冷車難以啟動(dòng)時(shí)，關(guān)閉阻風(fēng)門啟動(dòng)發(fā)動(dòng)機(jī)，熱車后注意將阻風(fēng)門及時(shí)打開。禁止在關(guān)閉阻風(fēng)門的狀態(tài)下長(zhǎng)時(shí)間高速行駛。禁止在發(fā)動(dòng)機(jī)和消聲器方加裝擋風(fēng)板或其他裝飾物品，否則會(huì)影響發(fā)動(dòng)機(jī)及消聲器的散熱；切勿長(zhǎng)時(shí)間大負(fù)荷抵擋位行駛，這對(duì)發(fā)動(dòng)機(jī)及消聲器會(huì)造成損害；切勿長(zhǎng)時(shí)間原地高轉(zhuǎn)速轟油門；當(dāng)消聲器表面有油污時(shí)，高溫后會(huì)使其表面變色，當(dāng)消聲器表面有泥污時(shí)，應(yīng)當(dāng)及時(shí)清理，以免影響散熱；在安裝消聲器時(shí)，應(yīng)注意消聲器墊安裝到位，并緊固好，防止漏氣，影響消聲效果及引起消聲器接口處發(fā)黃。對(duì)于低、中頻噪聲源，宜采用共振型消聲器、膨脹型消聲器等抗性消聲器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="玉林消聲器價(jià)格表,消聲器" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363172175751954/19729.png"></div><p style="text-indent:25px">抗性式消聲器是由突變界面的管和室組合而成的，好像是一個(gè)聲學(xué)濾波器，與電學(xué)濾波器相似，每一個(gè)帶管的小室是濾波器的一個(gè)網(wǎng)孔，管中的空氣質(zhì)量相當(dāng)于電學(xué)上的電感和電阻，稱為聲質(zhì)量和聲阻。小室中的空氣體積相當(dāng)于電學(xué)上的電容，稱為聲順。與電學(xué)濾波器類似，每一個(gè)帶管的小室都有自己的固有頻率。當(dāng)包含有各種頻率成分的聲波進(jìn)入個(gè)短管時(shí)，只有在個(gè)網(wǎng)孔固有頻率附近的某些頻率的聲波才能通過網(wǎng)孔到達(dá)第二個(gè)短管口，而另外一些頻率的聲波則不可能通過網(wǎng)孔．只能在小室中來回反射，因此，我們稱這種對(duì)聲波有濾波功能的結(jié)構(gòu)為聲學(xué)濾波器。選取適當(dāng)?shù)墓芎褪疫M(jìn)行組合．就可以濾掉某些頻率成分的噪聲，從而達(dá)到消聲的目的。抗性消聲器適用于消除中、低頻噪聲。微穿孔消聲器阻力損失小，消聲頻帶寬，工作時(shí)不起塵。玉林消聲器價(jià)格表</p><p style="text-indent:25px">小孔消聲器的結(jié)構(gòu)是一根末端封閉的直管，管壁上鉆有很多小孔。玉林消聲器價(jià)格表</p><p style="text-indent:25px">批發(fā)的未來正面臨著**性的大洗牌與大變革。需要注意的是智能制造是方向，不是目的，轉(zhuǎn)型升級(jí)是主線，降本提質(zhì)增效是重點(diǎn)。我國(guó)3cf消防認(rèn)證防火閥，鋁合金空調(diào)出風(fēng)口，通風(fēng)管道消聲器，消防風(fēng)機(jī)業(yè)受到經(jīng)濟(jì)形勢(shì)發(fā)展的影響而呈現(xiàn)出的市場(chǎng)疲軟現(xiàn)象，對(duì)我國(guó)機(jī)械制造業(yè)提出了新的課題：調(diào)整發(fā)展思路，調(diào)整產(chǎn)業(yè)結(jié)構(gòu)，提高產(chǎn)品技術(shù)含量、提高產(chǎn)品附加值，走轉(zhuǎn)型升級(jí)的可持續(xù)發(fā)展之路。同時(shí)，很多公司都不是以出產(chǎn)單一商品為主。對(duì)包裝機(jī)械的需要也不**局限于一個(gè)品種。不難預(yù)測(cè)，未來包裝機(jī)械行業(yè)的生產(chǎn)型主流發(fā)展方向，應(yīng)該是節(jié)能可回收、高新技術(shù)智能化。中國(guó)3cf消防認(rèn)證防火閥，鋁合金空調(diào)出風(fēng)口，通風(fēng)管道消聲器，消防風(fēng)機(jī)產(chǎn)業(yè)雖然遭遇了持續(xù)性的低迷，但是從總的發(fā)展趨勢(shì)來看，伴隨我國(guó)各種利好政策的出臺(tái)及各地基礎(chǔ)設(shè)施建設(shè)項(xiàng)目的不斷上馬推進(jìn)，我國(guó)的3cf消防認(rèn)證防火閥，鋁合金空調(diào)出風(fēng)口，通風(fēng)管道消聲器，消防風(fēng)機(jī)發(fā)展前景是良好的、有保證的。玉林消聲器價(jià)格表</p><p style="text-indent:25px">佛山文質(zhì)通風(fēng)設(shè)備有限公司擁有風(fēng)機(jī)、風(fēng)扇制造；制冷、空調(diào)設(shè)備制造；家用空氣調(diào)節(jié)器制造；安全、消防用金屬制品制造；管道和設(shè)備安裝；日用家電批發(fā)；日用家電零售；廚具衛(wèi)具及日用雜品批發(fā)；五金產(chǎn)品批發(fā)；五金零售；其他機(jī)械設(shè)備及電子產(chǎn)品批發(fā)；其他室內(nèi)裝飾材料零售；其他日用品零售；貿(mào)易代理；其他未列明批發(fā)業(yè)；其他未列明零售業(yè)。（依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后方可開展經(jīng)營(yíng)活動(dòng)。）等多項(xiàng)業(yè)務(wù)，主營(yíng)業(yè)務(wù)涵蓋3cf消防認(rèn)證防火閥，鋁合金空調(diào)出風(fēng)口，通風(fēng)管道消聲器，消防風(fēng)機(jī)。目前我公司在職員工以90后為主，是一個(gè)有活力有能力有創(chuàng)新精神的團(tuán)隊(duì)。誠(chéng)實(shí)、守信是對(duì)企業(yè)的經(jīng)營(yíng)要求，也是我們做人的基本準(zhǔn)則。公司致力于打造***的3cf消防認(rèn)證防火閥，鋁合金空調(diào)出風(fēng)口，通風(fēng)管道消聲器，消防風(fēng)機(jī)。公司力求給客戶提供全數(shù)良好服務(wù)，我們相信誠(chéng)實(shí)正直、開拓進(jìn)取地為公司發(fā)展做正確的事情，將為公司和個(gè)人帶來共同的利益和進(jìn)步。經(jīng)過幾年的發(fā)展，已成為3cf消防認(rèn)證防火閥，鋁合金空調(diào)出風(fēng)口，通風(fēng)管道消聲器，消防風(fēng)機(jī)行業(yè)出名企業(yè)。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/2453592.html</p></div></div></div></div></div><div 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