禹城泵用機(jī)械密封大全伊格爾博格曼機(jī)械密封供應(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=" 火力發(fā)電廠燃燒排放煙氣中含有大量有害物質(zhì)，排放到大氣中會(huì)對(duì)環(huán)境造成嚴(yán)重污染。煙氣脫硫(FGD-FlueGasDesulphurization)，就是從煙氣中除去硫化物（SO2）。煙氣脫硫設(shè)備可"><meta name="keywords" content="禹城泵用機(jī)械密封大全,泵用機(jī)械密封"><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 name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta 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class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="gahjln7" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990554648437/1913587.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="enufrt2" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>禹城泵用機(jī)械密封大全,泵用機(jī)械密封</p><p><span>***更新：</span>2020-10-18 07:09:50</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="sqst297" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">伊格爾博格曼機(jī)械密封（張家港）有限公司</a></p><p><span>聯(lián)系人：</span>閆女士</p><p><span>郵箱: </span>eaglebugmann@qq.com</p><p><span>電話: </span>18013293108</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://eaglebugmann.com</p><p><span>手機(jī): </span>0512-58756006</p><p><span>地址: </span>德積福民村（天霸路）</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="tsz3plc" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="3ay3elc" class="box"><p><p> 火力發(fā)電廠燃燒排放煙氣中含有大量有害物質(zhì)，排放到大氣中會(huì)對(duì)環(huán)境造成嚴(yán)重污染。煙氣脫硫(FGD-FlueGasDesulphurization)，就是從煙氣中除去硫化物（SO2）。煙氣脫硫設(shè)備可以將絕大部分硫化物從電廠煙氣中除去，以達(dá)到排放標(biāo)準(zhǔn)保護(hù)環(huán)境。目前大型火力發(fā)電廠多采用比較成熟的濕法工藝進(jìn)行煙氣脫硫,這種脫硫方法工藝簡(jiǎn)單，所以比較普遍.濕法煙氣脫硫，煙氣通過(guò)包含在水溶液中的吸收劑進(jìn)行反應(yīng)，吸收劑可以使用氨液或亞硫酸鈉等材料。但是應(yīng)用比較廣的是采用石灰或石灰石漿液作為吸收劑。采用石灰或石灰石漿液，使鍋爐尾部煙氣在噴淋塔內(nèi)與之接觸反應(yīng)，漿液中的鈣同煙氣中的SO2反應(yīng)，生成石膏，同時(shí)去除煙氣中的其他污染物，如粉塵、HF、SO3等。為此，應(yīng)在塔外安裝大型循環(huán)泵，向塔內(nèi)循環(huán)供給石灰石漿液。另外，這種工藝還需要這些泵設(shè)備，禹城泵用機(jī)械密封大全,如:漿液循環(huán)泵，禹城泵用機(jī)械密封大全、石膏排漿泵、工藝水泵、除霧器沖洗水泵、石灰石漿液輸送泵、事故漿液泵、地坑泵、回收水泵、脫水區(qū)地坑泵、制漿區(qū)地坑泵等；還有氧化風(fēng)機(jī)、增壓風(fēng)機(jī)、脫水用水環(huán)式真空泵（各廠不一定相同）、各種潤(rùn)滑油泵，禹城泵用機(jī)械密封大全、液壓油泵、密封風(fēng)機(jī)。泵的類型來(lái)說(shuō)，電廠用的主要是離心泵，還有軸流泵、柱塞泵。但是就脫硫來(lái)說(shuō)。寶雞循環(huán)泵用機(jī)械密封泄露。禹城泵用機(jī)械密封大全</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="禹城泵用機(jī)械密封大全,泵用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990554648437/1913587.png"></div><p> 這種密封形式不同于靜密封和動(dòng)密封，它具有截止、換向、節(jié)流、調(diào)節(jié)、減壓、安全、止回、分離等作用，它是一種特殊的密封裝置。這種泄漏很難治理。(4)本體泄漏：殼體、管壁、閥體、船體、壩身等材料自身產(chǎn)生的一種泄漏。如砂眼、裂縫等缺陷的泄漏。5.按泄漏的危害性分類(1)不允許泄漏：系指用感覺(jué)和一般方法檢查不出密封部位有泄漏現(xiàn)象的特殊工況。如極易燃易爆、劇毒、放射性介質(zhì)以及非常重要的部位，是不允許泄漏的。核電廠閥門要求使用幾十年仍舊完好不漏。(2)允許微漏：系指介質(zhì)允許微漏而不產(chǎn)生危害的工況。(3)允許泄漏：系指一定場(chǎng)合下的水和空氣類介質(zhì)的泄漏。6.按泄漏介質(zhì)的流向分類(1)向外泄漏：介質(zhì)從內(nèi)部往外部空間傳質(zhì)的一種現(xiàn)象。(2)向內(nèi)泄漏：外部空間的物質(zhì)向受壓體內(nèi)部傳質(zhì)的一種現(xiàn)象。如空氣和液體滲入真空設(shè)備容器中。(3)內(nèi)部泄漏：密封系統(tǒng)內(nèi)介質(zhì)產(chǎn)生傳質(zhì)的一種現(xiàn)象。如閥門在密封系統(tǒng)中關(guān)閉后的泄漏等。內(nèi)部泄漏難以發(fā)現(xiàn)和治理。7.按泄漏介質(zhì)種類分類如漏氣、漏汽、漏水、漏油、漏酸、漏堿、漏鹽等等。聊城耐弛泵用機(jī)械密封延安格蘭富泵用機(jī)械密封選型。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="禹城泵用機(jī)械密封大全,泵用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990642626953/3909698.png"></div><p> 焊接金屬波紋管的彈率的計(jì)算由于焊接金屬波紋管機(jī)械密封不用彈簧，彈性力完全由波紋管產(chǎn)生，因此波紋管設(shè)計(jì)時(shí)要考慮其彈率。一般將波紋管的彈率設(shè)計(jì)得小些，當(dāng)要求一定的彈力時(shí)，波紋管的壓縮量就要適當(dāng)?shù)丶哟蟆＿\(yùn)轉(zhuǎn)相當(dāng)長(zhǎng)時(shí)間后，如果密封端面磨損，波紋管自動(dòng)補(bǔ)償，而彈力降低不會(huì)大，始終保持密封端面有足夠的壓比。為保證足夠的彈性力，壓縮量在10mm左右，不能低于6mm。工作時(shí)每個(gè)波的變形以小為宜，為保證一定的壓縮量，要適當(dāng)增加波數(shù)，保持波距。一般波數(shù)取16～20，溫度和壓力高時(shí)波數(shù)宜取多。波紋管的彈率是幾何形狀和材料的函數(shù)，常用下式計(jì)算：k=πEt3(c)d2/2nB3d1式中k——波紋管彈率，N／mm；E——材料在工作溫度下的彈性模量，N/mm2；t——波片厚度，mmn——波紋管波數(shù)；d1、d2——分別為波紋管的內(nèi)外徑，mm；B——波紋管的片寬，mm。B=（d2-d1）／2公式中沒(méi)有考慮波片的斷面形狀等因素，因此有一定的誤差。實(shí)際工作中可在彈簧測(cè)力計(jì)上測(cè)量其彈率。普通彈簧的彈率計(jì)算在一般“機(jī)械零件”書上能找到，故在此不作介紹。非對(duì)稱型波紋管焊接金屬波紋管機(jī)械密封以其結(jié)構(gòu)簡(jiǎn)單、伸縮性好和耐高溫等優(yōu)點(diǎn)，得到了日益***的應(yīng)用，尤其是高溫泵的密封中。</p><p> 也可采用內(nèi)裝式結(jié)構(gòu).實(shí)際上，引進(jìn)裝置工藝泵的機(jī)械密封絕大部分為內(nèi)裝式密封.輸送危險(xiǎn)性大的介質(zhì)，可選用雙端面密封結(jié)構(gòu)，并引人隔離液保護(hù).此外，也可采用彈簧帶有保護(hù)層的措施.例如，彈簧外加套塑料軟管或噴涂一層防腐層，圖10-22為彈簧加保護(hù)套的密封結(jié)構(gòu).2.材質(zhì)上選用耐腐蝕材科推薦耐蝕材質(zhì)，這是根本出路.石油化工引進(jìn)裝置所用.的機(jī)械密封大部分從材質(zhì)上解決了耐蝕問(wèn)題，·所以在國(guó)外大的密封公司的樣本或手冊(cè)中都備有不同介質(zhì)所對(duì)應(yīng)的密封型號(hào)選定表.3.對(duì)泄漏的腐蝕性或有毒的介質(zhì)進(jìn)行收集、安全排放或處理后排放.例如，有的帶回收液盤，有的裝排放管線，圖上標(biāo)明排放至安全區(qū)域.揚(yáng)子石油化工公司引進(jìn)裝置應(yīng)角的機(jī)械密封大部分為耐腐蝕的密封，典型的如英國(guó)克蘭公司的59U、59B和10T型，日本比拉公司的BB8型和Eagle公司Y4D。型，西德布格曼公司TF型和Wernert公司橡膠波紋管(ConcertinaWalls)型密封.國(guó)內(nèi)用于耐腐蝕泵用機(jī)械密封有:151、152、153、154型.結(jié)構(gòu)如圖10-23、10-24、10-25、10-26所示.含有磨料介質(zhì)和高粘度介質(zhì)的機(jī)械密封密封介質(zhì)一般總有雜質(zhì)，所以要經(jīng)過(guò)處理，就是經(jīng)過(guò)處理的介質(zhì)也會(huì)在工藝過(guò)程中產(chǎn)生結(jié)晶、凝固和反應(yīng)物析出。嘉峪關(guān)襄樊五二五泵用機(jī)械密封選型。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="禹城泵用機(jī)械密封大全,泵用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990676972656/2521191.png"></div><p> 依靠介質(zhì)壓力和彈簧力使動(dòng)靜環(huán)之間的密封端面緊密貼合，阻止了介質(zhì)的泄漏。摩擦副表面磨損后，在彈簧（5）的推動(dòng)下實(shí)現(xiàn)補(bǔ)償。為了防止介質(zhì)通過(guò)動(dòng)環(huán)與軸之間泄漏，裝有動(dòng)環(huán)密封圈（3）；而靜環(huán)密封圈（7）則阻止了介質(zhì)沿靜環(huán)和壓蓋（8）之間的泄漏。長(zhǎng)期的實(shí)踐證明，輔助設(shè)施的作用不可忽視。從國(guó)外進(jìn)來(lái)的泵，在提供的機(jī)械密封圖紙上，不僅有密封結(jié)構(gòu)圖，而且在這張圖上明確地畫出了輔助設(shè)施的安裝圖，并注明輔助設(shè)施的種類和數(shù)量。國(guó)內(nèi)的制造廠有的開(kāi)始注意這個(gè)問(wèn)題；有的還沒(méi)認(rèn)識(shí)，這是不應(yīng)該的。輔助設(shè)施不僅起冷卻和潤(rùn)滑作用，還可改善密封的工作環(huán)境，從而減少泄漏量和延長(zhǎng)使用壽命。因此有人把輔助設(shè)施看作是機(jī)械密封的組成部分。無(wú)疑，這一觀點(diǎn)將被越來(lái)越多的人接受。機(jī)械密封被應(yīng)用于各種旋轉(zhuǎn)機(jī)械的軸封，工況不同，使用的密封也不同。機(jī)械密封按使用條件可分為高速和普通機(jī)械密封；高壓和低壓機(jī)械密封；高溫、常溫和低溫機(jī)械密封；泵用、壓縮機(jī)用和釜用機(jī)械密封以及耐腐蝕機(jī)械密封和抗顆粒的機(jī)械密封等。通常都按機(jī)械密封的結(jié)構(gòu)和原理來(lái)分類，例如旋轉(zhuǎn)式和靜止式機(jī)械密封；內(nèi)流式和外流式機(jī)械密封；平衡型和非平衡型機(jī)械密封等。按補(bǔ)償機(jī)構(gòu)彈性元件的運(yùn)動(dòng)狀況。德陽(yáng)渣漿泵用機(jī)械密封泄露。禹城泵用機(jī)械密封大全</p><p style="text-indent:25px">圖木舒克水泵用機(jī)械密封選型。禹城泵用機(jī)械密封大全</p><p> 據(jù)我國(guó)石油化工行業(yè)統(tǒng)計(jì)，80%以上的離心泵采用的密封方式為機(jī)械密封。由于工況條件的不同，離心泵在輸送物料過(guò)程中，經(jīng)常出現(xiàn)機(jī)械密封處物料的泄漏，給環(huán)境造成污染，并造成能源的浪費(fèi)。機(jī)械密封是離心泵的主要易損件之一，因而泵的故障多數(shù)是由密封失效所導(dǎo)致的。據(jù)統(tǒng)計(jì)，機(jī)械密封失效導(dǎo)致泵的故障占設(shè)備故障率的50%以上，所以有必要對(duì)離心泵的機(jī)械密封泄漏進(jìn)行分析改進(jìn)，以降低泵的故障率。一、離心泵工作原理及機(jī)械密封裝置的作用離心泵通過(guò)電機(jī)、聯(lián)軸器，使其葉輪高速旋轉(zhuǎn)，在葉片之間的液體受到葉片的推動(dòng)，在離心力的作用下，不斷地從中心被甩向四周，當(dāng)泵內(nèi)液體從葉輪中心被拋向邊緣時(shí)，中心處形成了低壓區(qū)，由于進(jìn)泵前的液體壓強(qiáng)大于泵吸入口處的壓強(qiáng)，在壓強(qiáng)差的作用下，液體便經(jīng)吸入管連續(xù)地吸入泵內(nèi)，以補(bǔ)充被排出液體的位置，只要葉輪不停地旋轉(zhuǎn)，液體便不斷地吸入和排出。泵軸穿過(guò)泵殼時(shí)，動(dòng)靜之間有間隙存在時(shí)，泵內(nèi)的液體就會(huì)從間隙漏至泵外，若吸入端是真空，則外界空氣會(huì)漏入泵內(nèi)，嚴(yán)重影響泵的工作，為了減少泄漏，一般在動(dòng)靜間隙處裝有軸端密封裝置。軸封裝置是離心泵的重要部件，它直接關(guān)系到離心泵能否正常工作?，F(xiàn)在軸封裝置一般采用機(jī)械密封。禹城泵用機(jī)械密封大全</p><p style="text-indent:25px">伊格爾博格曼機(jī)械密封（張家港）有限公司致力于機(jī)械及行業(yè)設(shè)備，以科技創(chuàng)新實(shí)現(xiàn)***管理的追求。張家港博格曼擁有一支經(jīng)驗(yàn)豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊(duì)，以高度的專注和執(zhí)著為客戶提供機(jī)械密封，泵用機(jī)械密封，釜用機(jī)械密封，攪拌器機(jī)械密封。張家港博格曼致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對(duì)用戶產(chǎn)品上的貼心，為用戶帶來(lái)良好體驗(yàn)。張家港博格曼創(chuàng)始人劉義，始終關(guān)注客戶，創(chuàng)新科技，竭誠(chéng)為客戶提供良好的服務(wù)。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/1602415.html</p></div></div></div></div></div><div id="uyfh3kl" class="page-right twoColRt"><div id="8mxevmy" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="rl8elmi" class="recomPic likePro"><a href="http://m.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(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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