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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2b93agm" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>上海自動回流三通閥廠商,自動再循環(huán)閥</p><p><span>***更新：</span>2021-02-06 04:25:09</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="knea8uv" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海大田閥門管道工程有限公司</a></p><p><span>聯(lián)系人：</span>余璐辰</p><p><span>郵箱: </span>business@dtjt.com</p><p><span>電話: </span>18621060309</p><p><span>傳真: </span>21_</p><p><span>網(wǎng)址: </span>https://www.dtjt.com</p><p><span>手機: </span>21-68106370</p><p><span>地址: </span>祝橋鎮(zhèn)工業(yè)城</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="muawciz" class="page-proshow02"><p class="title">詳細說明</p><div id="38kb3qm" class="box"><p><p style="text-indent:25px"> 自動再循環(huán)閥具有止回功能，上海自動回流三通閥廠商，阻止介質(zhì)回流到泵內(nèi)。自動再循環(huán)閥的特點1、流量感知：自動再循環(huán)閥（自動再循環(huán)閥）能感知工藝系統(tǒng)中的主流量，并根據(jù)此流量來確定其閥芯的具位置置;2、再循環(huán)控制：自動再循環(huán)閥可將泵正常運轉(zhuǎn)所需的小流量旁通到泵吸入水箱或冷凝水箱中，防止泵過熱;3，上海自動回流三通閥廠商、多級降壓：旁路控制系統(tǒng)能低噪單小磨損地把加流液體從其高壓感至適宜的低壓（泵吸水箱中壓力）;4、止回作用：自動再循環(huán)閥也可作為止回閥使用，阻止流體回流到液泵內(nèi);多功能控制閥自動再循環(huán)閥，上海自動回流三通閥廠商。自動再循環(huán)閥具備V或VI級密封，快速開啟/關閉功能。上海自動回流三通閥廠商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海自動回流三通閥廠商,自動再循環(huán)閥" src="https://tyunfile.71360.com/UploadFile/shdatian/637343243029707031/6971853.png"></div><p style="text-indent:25px"> 通過自動再循環(huán)閥的壓力降相對較小。升降式自動再循環(huán)閥的閥瓣坐落位于閥體上閥座密封面上。此閥門除了閥瓣可以自由地升降之外，其余部分如同自動再循環(huán)閥一樣，流體壓力使閥瓣從閥座密封面上抬起，介質(zhì)回流導致閥瓣回落到閥座上，并切斷流動。根據(jù)使用條件，閥瓣可以是全金屬結(jié)構(gòu)，也可以是在閥瓣架上鑲嵌橡膠墊或橡膠環(huán)的形式。像自動再循環(huán)閥一樣，流體通過升降式自動再循環(huán)閥的通道也是狹窄的，因此通過升降式自動再循環(huán)閥的壓力降比旋啟式自動再循環(huán)閥大些，而且旋啟式自動再循環(huán)閥的流量受到的限制很少?；亓鏖y供應商自動再循環(huán)閥具有止回功能，阻止介質(zhì)回流到泵內(nèi)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海自動回流三通閥廠商,自動再循環(huán)閥" src="https://tyunfile.71360.com/UploadFile/shdatian/637343242342294921/2630359.png"></div><p style="text-indent:25px"> 自動再循環(huán)閥的選用歸于電動閥門和電動調(diào)節(jié)閥中的一個種類。銜接方式主要有：法蘭式和對夾式。是工業(yè)自動化控制領域中的重要執(zhí)行單元。歸于電動閥門和電動調(diào) 節(jié)閥中的一個種類。自動再循環(huán)閥的蝶板裝置于管道的直徑方向。在自動再循環(huán)閥閥體圓柱形通道內(nèi)，圓盤形蝶板繞著軸線旋轉(zhuǎn)，旋轉(zhuǎn)視點為0°-90°之間，旋轉(zhuǎn)到90°時，閥門則處于全開狀態(tài)。自動再循環(huán)閥結(jié)構(gòu)簡略、體積小、重量輕，只由少量幾個零件組成。并且只需旋轉(zhuǎn)90°即可快速啟閉，操作簡略，該閥門具有杰出的流體控制特性。</p><p style="text-indent:25px"> 自動再循環(huán)閥呈現(xiàn)缺點時，必定要及時的修理，修理要留意一下幾點：1、自動再循環(huán)閥液壓驅(qū)動設備呈現(xiàn)缺點時，應找到修理人員及時找到缺點，停止修理。2、當對設備中的零件停止交換時，應先將蓄能器中的油到出，防止事端的發(fā)作。3、對電器類零件停止交換時，應及時封閉電源，防止呈現(xiàn)觸電的事端。4、修理時，要查看螺絲的強度和硬度是不是抵達消費廠的規(guī)則請求。閥門作為重大技術裝備的重要組成部分，尤其是在電力、石化、冶金、城市供排水系統(tǒng)，閥門更是起著關鍵作用，而且用量非常大。值得注意的是，近年來，閥門在制藥裝備行業(yè)中的影響也逐步增大。自動再循環(huán)閥可將閥前管路較高的水壓減少至閥后管路所需的水平.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海自動回流三通閥廠商,自動再循環(huán)閥" src="https://tyunfile.71360.com/UploadFile/shdatian/637343241264736328/8875293.png"></div><p style="text-indent:25px"> 給水泵出口至除氧器（或冷凝器）水箱之間安裝再循環(huán)系統(tǒng)，在自動再循環(huán)閥剛啟動或在給水量小到一定程度時，可打開再循環(huán)系統(tǒng)。將一部分水返回除氧器水箱，以保證有一定的水量（一般約為額定流量的30%）通過水泵，而不致使泵內(nèi)水溫升高而汽化。而當給水量處于正常條件下時，關閉再循環(huán)系統(tǒng)。以往的控制方式是由復雜的控制系統(tǒng)組成泵的保護及控制系統(tǒng)。再循環(huán)系統(tǒng)由小流量閥、止回閥、流量測量系統(tǒng)組成。系統(tǒng)中流量測量系統(tǒng)確定何時開啟或關閉再循環(huán)系統(tǒng)；自動再循環(huán)閥按閥瓣的位置不同可分為正作用式和反作用式.回流閥供應商</p><p style="text-indent:25px">自動再循環(huán)閥是一種自力式的三通式閥門，安裝于泵出口。上海自動回流三通閥廠商</p><p style="text-indent:25px"> 自動再循環(huán)閥可用于給其中的壓力可能升至超過系統(tǒng)壓的輔助系統(tǒng)提供補給的管路上。自動再循環(huán)閥主要可分為旋啟式自動再循環(huán)閥（依重心旋轉(zhuǎn)）與升降式自動再循環(huán)閥（沿軸線移動）。自動再循環(huán)閥這種類型的閥門的作用是只允許介質(zhì)向一個方向流動，而且阻止反方向流動。通常這種閥門是自動工作的，在一個方向流動的流體壓力作用下，閥瓣打開；流體反方向流動時，由流體壓力和閥瓣的自重合閥瓣作用于閥座，從而切斷流動。其中自動再循環(huán)閥就屬于這種類型的閥門。自動再循環(huán)閥結(jié)構(gòu)簡略、體積小、重量輕，只由少量幾個零件組成。上海自動回流三通閥廠商</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3186030.html</p></div></div></div></div></div><div id="xws2qwx" class="page-right twoColRt"><div id="t729lxo" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2fio89y" 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" 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