鍋爐配件之逆止閥的作用

2022-07-29

給水系統(tǒng)上裝設的逆止閥的主要作用是為了防止當廠用電中斷、給水泵停轉(zhuǎn)，給水壓力下降時，因鍋爐壓力很高而來不及關(guān)閉給水系統(tǒng)上的閥門，省煤器內(nèi)的水瞬間大量倒流向給水泵，使給水泵倒轉(zhuǎn)，省煤器因失水而過熱燒壞。省煤器內(nèi)溫度和壓力均較高的水和飽和蒸汽經(jīng)給水泵倒回到工作壓力很低的給水泵入口管線和除氧器，將會對其安全構(gòu)成嚴重威脅。

為了防止逆止閥泄漏，通常給水系統(tǒng)上裝有兩個串聯(lián)的逆止閥，一個裝在給水泵出口，一個裝在省煤器入口。

上一篇：為什么高參數(shù)大容量鍋爐采用非沸騰式省煤器？

返回列表

下一篇：為什么鍋爐過熱器管順列而省煤器管是錯列？

專題報道

專利余熱鍋爐設備全解析: 鄭鍋在余熱回收領域深耕三十余載，具有核心的技術(shù)競爭力，僅余熱鍋爐系列就擁有三十余項國家授權(quán)專利，是國內(nèi)余熱鍋爐行業(yè)首家三廢余熱鍋爐、碳素余熱鍋爐等爐型市場占有率達到70%以上的技術(shù)壟斷型企業(yè)。

鄭鍋蒸汽鍋爐專題: 鄭鍋蒸汽鍋爐——以科技賦能匠心之作。鄭鍋致力于工業(yè)鍋爐、電站鍋爐的研發(fā)、生產(chǎn)。旗下工業(yè)蒸汽鍋爐系列產(chǎn)品包括生物質(zhì)蒸汽鍋爐、燃氣蒸汽鍋爐、燃油蒸汽鍋爐、燃煤蒸汽鍋爐、余熱回收蒸汽鍋爐等產(chǎn)品，提供額定蒸發(fā)量2-410噸的蒸汽鍋爐產(chǎn)品，型號參數(shù)多樣，歡迎直接在線咨詢詳情！

鄭鍋熱水鍋爐專題: 鄭鍋熱水鍋爐——打造清潔供熱新模式。鄭鍋股份是中西部知名的供暖熱水鍋爐和工業(yè)熱水鍋爐生產(chǎn)廠家。旗下熱水鍋爐系列包括生物質(zhì)熱水鍋爐、燃煤熱水鍋爐以及燃油燃氣熱水鍋爐等產(chǎn)品，可提供額定熱功率1.4MW-168MW的熱水鍋爐產(chǎn)品，型號參數(shù)多樣，歡迎直接在線咨詢詳情！

鄭鍋股份

始于1945年的鄭鍋股份，由鄭州鍋爐廠改制而來，主營產(chǎn)品：煙氣余熱鍋爐、燃油燃氣鍋爐、生物質(zhì)鍋爐、燃煤鍋爐，鄭鍋股份擁有國家A級鍋爐制造許可證，是中國鍋爐行業(yè)的先鋒，也是迄今為止歷史悠久的傳統(tǒng)裝備制造企業(yè)之一。

鄭鍋股份服務熱線

400 - 839 - 1110

聯(lián)系郵箱

sales@zgboilers.com

立即咨詢

快速獲得技術(shù)支持和詳細報價

歡迎填寫以下表格，完善您的產(chǎn)品需求、聯(lián)系方式、設備使用地等信息，我們將快速反饋您的購買咨詢。您還可以通過在線咨詢，電子郵箱和電話與我們聯(lián)系，我們的客戶服務團隊將進一步為您提供優(yōu)質(zhì)服務。

姓名：

電話：

產(chǎn)品：

詳情：

<input class="sub" type="submit" value="提 交 需 求"></div>
        </form>
        </div>
        </div>
    </div>
</div>

<footer>
    <div   id="wsoetmsekxrm"   class="container">
        <div   id="wsoetmsekxrm"   class="fto">
            <div   id="wsoetmsekxrm"   class="fl"><img src="http://static.zzboiler.com/zg/images/logo_ft.svg" alt="鄭鍋，始于1945年；讓科技與環(huán)境共生發(fā)展"></div>
            <div   id="wsoetmsekxrm"   class="fr mbnone">
                <form class="isch" action="http://zhannei.baidu.com/cse/site" target="_blank">
                    <input id="bdcsMain" class="key" name="q" type="text" placeholder="全站搜索 請輸入關(guān)鍵詞...">
                    <input class="sub" name="submit" type="submit" value="搜索一下">
	            <input name="ie" type="hidden" value="utf-8" />
	            <input name="cc" type="hidden" value="zzboiler.com" />
                </form>
            </div>
        </div>
        <div   id="wsoetmsekxrm"   class="ftt">
            <div   id="wsoetmsekxrm"   class="ftlist mbnone">
                <ul>
                    <h6>產(chǎn)品系列</h6>
                    <li><a href="/yureguolu/">余熱鍋爐</a></li>
                    <li><a href="/ranqiguolu/">燃氣鍋爐</a></li>
                    <li><a href="/shengwuzhiguolu/">生物質(zhì)爐</a></li>
                    <li><a href="/ranmeiguolu/">燃煤鍋爐</a></li>
                </ul>
                <ul>
                    <h6>了解我們</h6>
                    <li><a href="/aboutzg/strength/">實力鄭鍋</a></li>
                    <li><a href="/aboutzg/develop/">品牌歷程</a></li>
                    <li><a href="/aboutzg/culture/">人文鄭鍋</a></li>
                    <li><a href="/aboutzg/park/">新產(chǎn)業(yè)園</a></li>
                </ul>
                <ul>
                    <h6>新聞中心</h6>
                    <li><a href="/group/">集團新聞</a></li>
                    <li><a href="/industry/">行業(yè)動態(tài)</a></li>
                    <li><a href="/video/">鄭在發(fā)聲</a></li>
                    <li><a href="/special/">專題報道</a></li>
                </ul>
                <ul>
                    <h6>服務支持</h6>
                    <li><a href="/service/doc/">資料中心</a></li>
                    <li><a href="/service/parts/">原裝配件</a></li>
                    <li><a href="/baike/">鄭鍋百科</a></li>
                    <li><a href="/service/environ/">政策動態(tài)</a></li>
                </ul>
                <ul>
                    <h6>猜您想找</h6>
                    <li><a href="/projects/">經(jīng)典案例</a></li>
                    <li><a href="/solution/appli/">行業(yè)應用</a></li>
                    <li><a href="/yureguolu/">余熱優(yōu)勢</a></li>
                    <li><a href="/feedback/">投訴建議</a></li>
                </ul>
            </div>
            <div   id="wsoetmsekxrm"   class="ftcont">
                <div   id="wsoetmsekxrm"   class="fl">
                    <h6 class="mbnone">聯(lián)系我們</h6>
                    <p>24小時竭誠為您服務</p>
                    <p class="ftel">177 1988 8549（微信同號）</p>
                    <p>地址：中國 · 鄭州 科學大道與飛龍北路</p>
                    <p>郵箱：sales@zgboilers.com</p>
                </div>
                <div   id="wsoetmsekxrm"   class="fr mbnone">
                    <a  class="qie" target="_blank" rel="nofollow"><i></i><em>企鵝號</em></a>
                    <a  class="sohu" target="_blank" rel="nofollow"><i></i><em>搜狐號</em></a>
                    <a  class="baijia" target="_blank" rel="nofollow"><i></i><em>百家號</em></a>
                    <a  class="toutiao" target="_blank" rel="nofollow"><i></i>頭條號</a>
                </div>
            </div>
        </div>
        <div   id="wsoetmsekxrm"   class="ftb mbnone">
            <div   id="wsoetmsekxrm"   class="fl"><p>?2022 <a href="/">鄭州鍋爐股份有限公司</a> <a  target="_blank" rel="nofollow">豫ICP備09006152號</a>  <a  target="_blank" rel="nofollow">豫公網(wǎng)安備41019702003014號</a></p></div>
            <div   id="wsoetmsekxrm"   class="fr mbnone"><p><a href="/about/legal.html">法律聲明與營業(yè)執(zhí)照</a> | <a href="/aboutzg/">集團介紹</a> | <a href="/products/">產(chǎn)品系列</a> | <a href="/solution/">解決方案</a> | <a href="/service/">服務支持</a> | <a href="/media/">新聞資訊</a> | <a href="/contact/">聯(lián)系我們</a></p></div>
        </div>
    </div>
</footer>

<div   id="wsoetmsekxrm"   class="mbcontact">
    <div   id="wsoetmsekxrm"   class="left"><a href="tel:0371-86686767"><i class="iconfont icon-tel"></i> 咨詢熱線</a></div>
    <div   id="wsoetmsekxrm"   class="right"><a href="javascript:void(0);" onclick="openZoosUrl('chatwin')" rel="nofollow" target="_blank"><i class="iconfont icon-kefu"></i> 在線客服</a></div>
</div>

<div   id="wsoetmsekxrm"   class="sidebar">
    <ul>
        <li><a href="javascript:void(0);" onclick="openZoosUrl('chatwin')" rel="nofollow"><i class="iconfont icon-kefu"></i><br><span>人工服務</span></a></li>
        <li id="wsoetmsekxrm"    class="hvo pr"><a href="javascript:void(0);" rel="nofollow"><i class="iconfont icon-top-weixin"></i><br>微信聯(lián)系</a>
            <div   id="wsoetmsekxrm"   class="sdwx pa">
                 <div   id="wsoetmsekxrm"   class="sdlf"><img src="http://static.zzboiler.com/zg/images/top-weixin-tel.jpg" alt="鄭鍋微信"><p>添加好友快速報價</p></div>
                 <div   id="wsoetmsekxrm"   class="sdar"><i class="iconfont icon-arrow"></i></div>
            </div>
        </li>
        <li id="wsoetmsekxrm"    class="hvt pr"><a href="javascript:void(0);" rel="nofollow"><i class="iconfont icon-tel"></i><br>咨詢電話</a>
            <div   id="wsoetmsekxrm"   class="sdtel pa">
                 <div   id="wsoetmsekxrm"   class="sdlf">0371-86686767</div>
                 <div   id="wsoetmsekxrm"   class="sdar"><i class="iconfont icon-arrow"></i></div>
            </div>
        </li>
        <li><a href="/contact/#form" rel="nofollow"><i class="iconfont icon-feedback"></i><br>線上留言</a></li>
        <li id="wsoetmsekxrm"    class="top"><a href="javascript:void(0);" rel="nofollow"><i class="iconfont icon-up"></i><br>返回頂部</a></li>
    </ul>
</div>
<div   id="wsoetmsekxrm"   class="masked">
    <div   id="wsoetmsekxrm"   class="popup" style="display: block;">
        <i class="close" id="close">×</i>
        <div   id="wsoetmsekxrm"   class="ctn">
            <form action="http://zhaling.cn/e/enews/index.php" name="phone" method="post" enctype="multipart/form-data">
                <input name="enews" type="hidden" value="AddFeedback">
                <input type="hidden" name="bid" value="10">
                <input type="hidden" name="title" value="頭部免費通話">
                <input type="hidden" name="ecmsfrom" value="9">
                <input type="hidden" name="refer" class="refer" value="中文主站">
                <p>請輸入正確的手機號碼，客服稍后會與您聯(lián)系！</p>
                <input type="text" name="tel" required placeholder="請輸入您的電話號碼" class="header_phone">
                <input type="submit" class="sub">
                <div   id="wsoetmsekxrm"   class="error_num animated">手機號碼有誤，請重填</div>
            </form>
            <div   id="wsoetmsekxrm"   class="success"><p></p><em class="close">確定</em></div>
        </div>
    </div>
</div>
<script language="javascript" src="http://dqt.zoosnet.net/JS/LsJS.aspx?siteid=DQT67433781&float=1&lng=cn"></script>

<script>
var _hmt = _hmt || [];
(function() {
var hm = document.createElement("script");
hm.src = "http://#/hm.js?351c84af2848299b9fc1d78b805306aa";
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(hm, s);
})();
</script>
 
<script>
(function(b,a,e,h,f,c,g,s){b[h]=b[h]||function(){(b[h].c=b[h].c||[]).push(arguments)};
b[h].s=!!c;g=a.getElementsByTagName(e)[0];s=a.createElement(e);
s.src="http://s.union.#/"+f+".js";s.defer=!0;s.async=!0;g.parentNode.insertBefore(s,g)
})(window,document,"script","_qha",10444,false);
</script>
 
<script>
(function(){
    var bp = document.createElement('script');
    var curProtocol = window.location.protocol.split(':')[0];
    if (curProtocol === 'https'){
   bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
  }
  else{
  bp.src = 'http://push.zhanzhang.baidu.com/push.js';
  }
    var s = document.getElementsByTagName("script")[0];
    s.parentNode.insertBefore(bp, s);
})();
</script>

<footer>
<div class="friendship-link">
<p>感谢您访问我们的网站，您可能还对以下资源感兴趣：</p>
<a href="http://zhaling.cn/" title="精品丰满熟女一区二区三区">精品丰满熟女一区二区三区</a>

</div>
</div>

</footer>

<a href="http://www.apxm.cn" target="_blank">福利姬在线看</a>|
<a href="http://www.pay-tv.com.cn" target="_blank">国产老太一性一交一乱在线观看</a>|
<a href="http://www.gzf6.cn" target="_blank">亚洲精品自拍</a>|
<a href="http://www.yulinqing.cn" target="_blank">日韩av片在线播放</a>|
<a href="http://www.wfkeli.cn" target="_blank">久久精品九九</a>|
<a href="http://www.yfrmt.cn" target="_blank">在线播放国产精品</a>|
<a href="http://www.cthbooks.cn" target="_blank">无码高清一二三区</a>|
<a href="http://www.22908.cn" target="_blank">我要看日韩黄片</a>|
<a href="http://www.njsic.cn" target="_blank">国产女人精品视频国产灰线</a>|
<a href="http://www.51295.cn" target="_blank">人妻超碰</a>|
<a href="http://www.chentaowang.cn" target="_blank">无码不卡中文字幕AV</a>|
<a href="http://www.sgym.com.cn" target="_blank">无码Aaa</a>|
<a href="http://www.zeinuan.cn" target="_blank">亚洲无码人妻在线</a>|
<a href="http://www.shuxiaotang.cn" target="_blank">亚洲中文久久精品无码91</a>|
<a href="http://www.tt025.cn" target="_blank">中文字幕性爱视频</a>|
<a href="http://www.owtwiwa.cn" target="_blank">欧美成人秋霞久久AA片</a>|
<a href="http://www.asmv.cn" target="_blank">亚洲成人黄色</a>|
<a href="http://www.meqi.com.cn" target="_blank">日韩女同互慰一区二区</a>|
<a href="http://www.youjiangnan.cn" target="_blank">亚洲国产成人在线</a>|
<a href="http://www.seait.com.cn" target="_blank">中文字幕日韩在线观看</a>|
<a href="http://www.99215.cn" target="_blank">污污视频免费网站</a>|
<a href="http://www.haomeigou.cn" target="_blank">一本色道久久综合狠狠躁的推荐</a>|
<a href="http://www.augustness.cn" target="_blank">国产又滑又嫩又白</a>|
<a href="http://www.ic-xb.cn" target="_blank">亚洲激情丁香</a>|
<a href="http://www.gxlzsbw.cn" target="_blank">六十路熟妇</a>|
<a href="http://www.1715.com.cn" target="_blank">王一博沙漠越野时发生意外</a>|
<a href="http://www.nlbg.com.cn" target="_blank">激情婷婷丁香</a>|
<a href="http://www.yafeng.gd.cn" target="_blank">精品国产一二三</a>|
<a href="http://www.yasfgw.org.cn" target="_blank">大香蕉尹人在线观看
</a>|
<a href="http://www.quicktoons.cn" target="_blank">亚洲乱码在线观看</a>|
<a href="http://www.wxzhufeng.cn" target="_blank">一区二区视频在线播放
</a>|
<a href="http://www.sutis.cn" target="_blank">毛片网址大全</a>|
<a href="http://www.xibi120.cn" target="_blank">免费国产中文字幕</a>|
<a href="http://www.ywdccx.cn" target="_blank">久久免费视频久久</a>|
<a href="http://www.mymotel.cn" target="_blank">午夜精品久久久久久99热漫画</a>|
<a href="http://www.35717.cn" target="_blank">亚洲综合图片区</a>|
<a href="http://www.426426.cn" target="_blank">国产精品XXX在线观看www</a>|
<a href="http://www.elecson.cn" target="_blank">色综合久久网</a>|
<a href="http://www.75138.cn" target="_blank">精品一区二区三区免费古装毛片</a>|
<a href="http://www.bt114.cn" target="_blank">日韩激情网站</a>|
<a href="http://www.55985.cn" target="_blank">无码人妻精品一区二区在线视频</a>|
<script>
(function(){
    var bp = document.createElement('script');
    var curProtocol = window.location.protocol.split(':')[0];
    if (curProtocol === 'https') {
        bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
    }
    else {
        bp.src = 'http://push.zhanzhang.baidu.com/push.js';
    }
    var s = document.getElementsByTagName("script")[0];
    s.parentNode.insertBefore(bp, s);
})();
</script>
</body><div id="nwmuh" class="pl_css_ganrao" style="display: none;"><dd id="nwmuh"><tt id="nwmuh"><noframes id="nwmuh"><source id="nwmuh"></source></noframes></tt></dd><address id="nwmuh"><sup id="nwmuh"><dd id="nwmuh"></dd></sup></address><tr id="nwmuh"></tr><div id="nwmuh"></div><input id="nwmuh"><ol id="nwmuh"></ol></input><big id="nwmuh"><sup id="nwmuh"><font id="nwmuh"></font></sup></big><u id="nwmuh"><option id="nwmuh"><output id="nwmuh"></output></option></u><acronym id="nwmuh"><abbr id="nwmuh"><listing id="nwmuh"></listing></abbr></acronym><table id="nwmuh"></table><form id="nwmuh"><strong id="nwmuh"><u id="nwmuh"></u></strong></form><option id="nwmuh"><th id="nwmuh"></th></option><menuitem id="nwmuh"></menuitem><strike id="nwmuh"><td id="nwmuh"><tbody id="nwmuh"><strike id="nwmuh"></strike></tbody></td></strike><dl id="nwmuh"><label id="nwmuh"><label id="nwmuh"></label></label></dl><bdo id="nwmuh"><ins id="nwmuh"></ins></bdo><sup id="nwmuh"><meter id="nwmuh"><noscript id="nwmuh"></noscript></meter></sup><label id="nwmuh"><strike id="nwmuh"><output id="nwmuh"></output></strike></label><del id="nwmuh"><small id="nwmuh"><ruby id="nwmuh"></ruby></small></del><del id="nwmuh"></del><th id="nwmuh"></th><sub id="nwmuh"><div id="nwmuh"><label id="nwmuh"></label></div></sub><cite id="nwmuh"></cite><ol id="nwmuh"><strike id="nwmuh"><input id="nwmuh"></input></strike></ol><acronym id="nwmuh"><acronym id="nwmuh"><mark id="nwmuh"><small id="nwmuh"></small></mark></acronym></acronym><pre id="nwmuh"></pre><legend id="nwmuh"></legend><address id="nwmuh"></address><optgroup id="nwmuh"></optgroup><pre id="nwmuh"></pre><li id="nwmuh"></li><style id="nwmuh"><track id="nwmuh"></track></style><ins id="nwmuh"></ins><ruby id="nwmuh"><tr id="nwmuh"><pre id="nwmuh"><big id="nwmuh"></big></pre></tr></ruby><source id="nwmuh"></source><span id="nwmuh"><th id="nwmuh"><s id="nwmuh"><dl id="nwmuh"></dl></s></th></span><center id="nwmuh"><abbr id="nwmuh"><form id="nwmuh"></form></abbr></center><s id="nwmuh"><delect id="nwmuh"><u id="nwmuh"></u></delect></s><blockquote id="nwmuh"></blockquote><object id="nwmuh"></object><center id="nwmuh"></center><button id="nwmuh"></button><form id="nwmuh"><label id="nwmuh"><blockquote id="nwmuh"></blockquote></label></form><nav id="nwmuh"></nav><tr id="nwmuh"></tr><blockquote id="nwmuh"><optgroup id="nwmuh"><nav id="nwmuh"></nav></optgroup></blockquote><output id="nwmuh"></output><th id="nwmuh"><tbody id="nwmuh"><pre id="nwmuh"></pre></tbody></th><progress id="nwmuh"></progress><strong id="nwmuh"><strike id="nwmuh"></strike></strong><td id="nwmuh"></td><form id="nwmuh"><optgroup id="nwmuh"><th id="nwmuh"></th></optgroup></form><listing id="nwmuh"><fieldset id="nwmuh"><thead id="nwmuh"><s id="nwmuh"></s></thead></fieldset></listing><dfn id="nwmuh"></dfn><pre id="nwmuh"></pre><ul id="nwmuh"></ul><label id="nwmuh"></label><div id="nwmuh"></div><dd id="nwmuh"></dd><form id="nwmuh"><input id="nwmuh"><ol id="nwmuh"></ol></input></form><small id="nwmuh"><acronym id="nwmuh"><center id="nwmuh"><strike id="nwmuh"></strike></center></acronym></small><nobr id="nwmuh"></nobr><center id="nwmuh"><sub id="nwmuh"></sub></center><nobr id="nwmuh"></nobr><del id="nwmuh"><small id="nwmuh"></small></del><font id="nwmuh"><div id="nwmuh"><label id="nwmuh"></label></div></font><form id="nwmuh"><rt id="nwmuh"><cite id="nwmuh"></cite></rt></form><xmp id="nwmuh"><dl id="nwmuh"></dl></xmp><address id="nwmuh"></address><pre id="nwmuh"><delect id="nwmuh"><pre id="nwmuh"></pre></delect></pre><dl id="nwmuh"></dl><pre id="nwmuh"></pre><form id="nwmuh"></form><center id="nwmuh"><strike id="nwmuh"><nav id="nwmuh"><listing id="nwmuh"></listing></nav></strike></center><rt id="nwmuh"><pre id="nwmuh"></pre></rt><table id="nwmuh"><td id="nwmuh"><dl id="nwmuh"></dl></td></table><samp id="nwmuh"><small id="nwmuh"><progress id="nwmuh"></progress></small></samp><ol id="nwmuh"><i id="nwmuh"><s id="nwmuh"><acronym id="nwmuh"></acronym></s></i></ol><font id="nwmuh"></font><sup id="nwmuh"><pre id="nwmuh"><progress id="nwmuh"></progress></pre></sup><delect id="nwmuh"></delect><small id="nwmuh"></small><strong id="nwmuh"><dl id="nwmuh"><u id="nwmuh"></u></dl></strong><form id="nwmuh"></form><dl id="nwmuh"></dl><ul id="nwmuh"><acronym id="nwmuh"><menuitem id="nwmuh"></menuitem></acronym></ul><mark id="nwmuh"></mark><ol id="nwmuh"></ol><wbr id="nwmuh"><noscript id="nwmuh"><center id="nwmuh"></center></noscript></wbr><dl id="nwmuh"></dl><listing id="nwmuh"><thead id="nwmuh"></thead></listing><nav id="nwmuh"></nav><video id="nwmuh"></video><acronym id="nwmuh"><tbody id="nwmuh"></tbody></acronym><label id="nwmuh"></label><tfoot id="nwmuh"></tfoot><th id="nwmuh"></th><meter id="nwmuh"><delect id="nwmuh"><sub id="nwmuh"><legend id="nwmuh"></legend></sub></delect></meter><dl id="nwmuh"></dl><li id="nwmuh"><tr id="nwmuh"><object id="nwmuh"><span id="nwmuh"></span></object></tr></li><small id="nwmuh"></small></div>
</html>

精品丰满熟女一区二区三区,亚洲AV成人在线观看,狼友视频入口,久久久国产精品黄毛片

鄭鍋百科

鍋爐配件之逆止閥的作用

相關(guān)產(chǎn)品

相關(guān)資訊

專題報道

鄭鍋股份

精品丰满熟女一区二区三区,亚洲AV成人在线观看,狼友视频入口,久久久国产精品黄毛片

鄭鍋百科

鍋爐配件之逆止閥的作用

相關(guān)產(chǎn)品

相關(guān)資訊

專題報道

鄭 鍋 股 份

鄭鍋股份