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#f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江蘇流量保護(hù)閥工廠,自動(dòng)再循環(huán)閥</p><p><span>***更新：</span>2021-02-05 05:20:23</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="sbyqsrf" 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(jī): </span>21-68106370</p><p><span>地址: </span>祝橋鎮(zhèn)工業(yè)城</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="ysp322o" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="tc8tamt" class="box"><p><p style="text-indent:25px"> 自動(dòng)再循環(huán)閥是一種依靠介質(zhì)本身的流動(dòng)而自動(dòng)啟閉閥瓣用來阻止介質(zhì)逆向流動(dòng)的自動(dòng)閥門。產(chǎn)品連接件少,整體鋼性好.截流速度快、開度限位機(jī)構(gòu)方便,靈活,精確，江蘇流量保護(hù)閥工廠。自動(dòng)再循環(huán)閥安裝在管路系統(tǒng)，其主要作用是防止介質(zhì)倒流,自動(dòng)再循環(huán)閥是-種依靠介質(zhì)壓力開啟和關(guān)閉的自動(dòng)閥門，江蘇流量保護(hù)閥工廠。自動(dòng)再循環(huán)閥在水泵供水系統(tǒng)中的作用是防止高壓水回流對(duì)水泵葉輪的沖擊。系統(tǒng)在運(yùn)行中由于某種原因,水泵突然停止運(yùn)轉(zhuǎn)時(shí),泵內(nèi)壓力消失，江蘇流量保護(hù)閥工廠,與水泵出口相連的高壓水就會(huì)反向流回水泵。自動(dòng)再循環(huán)閥低流量工況下仍然可以保證泵穩(wěn)定性。江蘇流量保護(hù)閥工廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇流量保護(hù)閥工廠,自動(dòng)再循環(huán)閥" src="https://tyunfile.71360.com/UploadFile/shdatian/637343240684023437/3078406.png"></div><p style="text-indent:25px"> 自動(dòng)再循環(huán)閥工作原理可用3種狀態(tài)來描述：當(dāng)主閥完全關(guān)閉、旁通處于完全打開位置時(shí)，此時(shí)泵處于小連續(xù)流量工況，可有效保護(hù)泵不致發(fā)生“氣蝕”；隨著主路止回閥逐漸開啟，旁通逐漸關(guān)閉，工藝流量和再循環(huán)流量之和大于泵的小連續(xù)流量；隨著工藝流量增加，當(dāng)主閥處于全開位置時(shí)，旁通完全關(guān)閉。自動(dòng)再循環(huán)閥選型：1、主路全開壓降介質(zhì)流過閥門產(chǎn)生的壓降與閥門入口與節(jié)流處的面積比有關(guān)，且在相同的流速條件下隨面積比的增大而快速增加。因此，對(duì)于相同的工況，能達(dá)到全開的閥門實(shí)際壓降是低的。阜陽自動(dòng)再循環(huán)閥哪個(gè)牌子好自動(dòng)再循環(huán)閥具備V或VI級(jí)密封，快速開啟/關(guān)閉功能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇流量保護(hù)閥工廠,自動(dòng)再循環(huán)閥" src="https://tyunfile.71360.com/UploadFile/shdatian/637343241812021484/6437117.png"></div><p style="text-indent:25px"> 自動(dòng)再循環(huán)閥特點(diǎn)：防氣蝕多級(jí)減壓旁路，降低流速，適用于高壓工況；鍛造閥體，可選用碳鋼或不銹鋼材質(zhì)等；標(biāo)準(zhǔn)型旁路帶止回功能，大工作壓差至30MPa；壓力等級(jí)PN16-PN420，口徑DN25-DN500；可選擇增加手動(dòng)旁路操作功能，以備故障時(shí)使用。自動(dòng)再循環(huán)閥工作原理：旁路多級(jí)減壓：旁路控制系統(tǒng)能低噪音小磨損的把回流介質(zhì)從泵出口的高壓減至適宜回流存儲(chǔ)裝置中的低壓。止回：自動(dòng)再循環(huán)閥還具有止回閥的作用，防止液體回流到泵體中。標(biāo)準(zhǔn)型旁路帶止回功能。其它旁路尺寸可按要求制作；大的旁路流量取決于大的Kv值。</p><p style="text-indent:25px"> 自動(dòng)再循環(huán)閥呈現(xiàn)缺點(diǎn)時(shí)，必定要及時(shí)的修理，修理要留意一下幾點(diǎn)：1、自動(dòng)再循環(huán)閥液壓驅(qū)動(dòng)設(shè)備呈現(xiàn)缺點(diǎn)時(shí)，應(yīng)找到修理人員及時(shí)找到缺點(diǎn)，停止修理。2、當(dāng)對(duì)設(shè)備中的零件停止交換時(shí)，應(yīng)先將蓄能器中的油到出，防止事端的發(fā)作。3、對(duì)電器類零件停止交換時(shí)，應(yīng)及時(shí)封閉電源，防止呈現(xiàn)觸電的事端。4、修理時(shí)，要查看螺絲的強(qiáng)度和硬度是不是抵達(dá)消費(fèi)廠的規(guī)則請(qǐng)求。閥門作為重大技術(shù)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(guān)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(dòng)再循環(huán)閥在低壓下，可以實(shí)現(xiàn)良好的密封.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇流量保護(hù)閥工廠,自動(dòng)再循環(huán)閥" src="https://tyunfile.71360.com/UploadFile/shdatian/637343242885566406/8640380.png"></div><p style="text-indent:25px"> 自動(dòng)再循環(huán)閥表現(xiàn)：自動(dòng)再循環(huán)閥只在流量很低時(shí)才有回流功能，使泵冷卻，在泵正常運(yùn)行時(shí),并沒有回流，從而可節(jié)省因連續(xù)再循環(huán)所消耗的電能和水能。自動(dòng)再循環(huán)閥自動(dòng)回流控制閥不需要電氣配線，也不需要兩個(gè)調(diào)節(jié)閥串聯(lián)，一個(gè)用于調(diào)節(jié)，另一個(gè)用于切斷。并把高壓系統(tǒng)容易產(chǎn)生的高速流拉線和侵蝕現(xiàn)象減到少。自動(dòng)再循環(huán)閥具有設(shè)計(jì)合理，運(yùn)行平穩(wěn)，無噪音，壽命長等特點(diǎn)，可完全替代進(jìn)口產(chǎn)品。閥門應(yīng)垂直安裝。用途：自動(dòng)再循環(huán)閥自動(dòng)再循環(huán)閥安裝于鍋爐給水泵出口、對(duì)給水泵起安穩(wěn)保護(hù)作用。自動(dòng)再循環(huán)閥應(yīng)垂直安裝在水平管道上，并應(yīng)考慮到手操和維修拆裝的方便。江蘇流量保護(hù)閥工廠</p><p style="text-indent:25px">自動(dòng)再循環(huán)閥組應(yīng)定期輪換工作.江蘇流量保護(hù)閥工廠</p><p style="text-indent:25px"> 自動(dòng)再循環(huán)閥特點(diǎn)：自動(dòng)再循環(huán)閥具有結(jié)構(gòu)簡(jiǎn)單、體積小、重量輕、材料耗用省，安裝尺寸小，開關(guān)迅速、90°往復(fù)回轉(zhuǎn)，驅(qū)動(dòng)力矩小等特點(diǎn)，用于截?cái)?、接通、調(diào)節(jié)管路中的介質(zhì)，具有良好的流體控制特性和關(guān)閉密封性能。自動(dòng)再循環(huán)閥可以運(yùn)送泥漿，在管道口積存液體少。低壓下，可以實(shí)現(xiàn)良好的密封。調(diào)節(jié)性能好。蝶板的流線型設(shè)計(jì)，使流體阻力損失小，可謂是一種節(jié)能型產(chǎn)品。閥桿為通桿結(jié)構(gòu)，經(jīng)過調(diào)質(zhì)處理，有良好的綜合力學(xué)性能和抗腐蝕性，抗擦傷性。自動(dòng)再循環(huán)閥啟閉時(shí)閥桿只作旋轉(zhuǎn)運(yùn)動(dòng)而不作升降運(yùn)行，閥桿的填料不易破壞，密封可靠。與蝶板錐銷固定，外伸端為防沖出型設(shè)計(jì)，以免在閥桿與蝶板連接處意外斷裂時(shí)閥桿崩出。江蘇流量保護(hù)閥工廠</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/3168766.html</p></div></div></div></div></div><div id="ttvx7yn" class="page-right twoColRt"><div id="8jlxuw8" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="3mtld8z" 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" 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