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帶你了解低溫泵的特點及應(yīng)用場合?。。?/title> <div align="center"><span style="font-size:14px">作者: 來源: 發(fā)布時間:2018-09-15</span></div> <p><br/></p><p style="line-height: 2em;"><span style="font-size: 16px;">低溫泵的特點及注意事項</span></p><p style="line-height: 2em;"><span style="font-size: 16px;">1、選用材料時應(yīng)注意材料的低溫脆性。在結(jié)構(gòu)上對稱布置,使泵在低溫下均勻收縮。為了保持低溫和防止介質(zhì)泄漏,采用雙殼體的結(jié)構(gòu)。在使用時應(yīng)采取保冷、除濕、預(yù)冷、防凍等措施。 </span></p><p style="line-height: 2em;"><span style="font-size: 16px;">2、為了改善吸入條件、氣體分離、不受氣溫的影響和軸向伸縮,采用立式簡袋泵結(jié)構(gòu)較為有利。為了防止摩擦發(fā)熱而導(dǎo)致液化氣汽化而燒壞摩擦面,多采用平衡孔、對稱布置和止推軸承,很少采用平衡盤來平衡軸向力(必要時采用平衡鼓)。</span></p><p style="line-height: 2em;"><span style="font-size: 16px;">3、在結(jié)構(gòu)上還應(yīng)避免低溫脆性的影響。軸承應(yīng)考慮干摩擦的可能并采取防止凍結(jié)的措施和啟動的預(yù)冷的措施。軸承應(yīng)注意低溫的影響,如同間隙大小并適當(dāng)選取摩擦性能好的材料(如四氟乙烯、石墨等)。</span></p><p style="line-height: 2em;"><span style="font-size: 16px;">低溫泵的應(yīng)用場合</span></p><p style="line-height: 2em;"><span style="font-size: 16px;">1、用于油井激化的氮/二氧化碳加注設(shè)備;城市液化天然氣的應(yīng)急氣化站,LNG接受門站。 </span></p><p style="line-height: 2em;"><span style="font-size: 16px;">2、在石油化工、生物工程、制藥、鋼鐵、化纖、能源、制冷等行業(yè),-50℃至-150℃間的低溫介質(zhì),如:甲醇、乙醇、乙二醇、二氯甲烷、氟利昂等。</span></p><p style="line-height: 2em;"><span style="font-size: 16px;">3、高壓氮/氧機場地面保障系統(tǒng) 。  </span></p><p style="line-height: 2em;"><span style="font-size: 16px;">4、煤礦氮氣滅火器   ?  化工廠高壓氮氣試驗設(shè)備,高壓氮氣保護系統(tǒng)  ?  航天氮、氧、氫試驗及加注設(shè)備  ?  高壓液化氣體裝瓶加注系統(tǒng)。  </span></p><p style="line-height: 2em;"><span style="font-size: 16px;">5、用于工業(yè)窯爐的燃燒供氧,尤其可為富氧燃燒提供供氧保障。氫、氧、氮的管線加壓輸送和氣化設(shè)備;低溫槽車、低溫儲槽的裝料、卸料泵、循環(huán)泵。   </span></p><p><br/></p><p> </p><p><br/></p> </div> </div> </div> <div id="eioesqa" class="chanpin-right"> <h1>資訊新聞中心</h1> <ul> <li><a href="/bengfaxinwen/" alt="">新聞資訊</a></li> <dd><a href="/telongzixun/" alt="">皖金資訊</a></dd> <dd><a href="/bengfaxinwen/" alt="">行業(yè)新聞</a></dd> <dd><a href="/bengfawenda/" alt="">泵閥百科</a></dd> <li><a href="/jinpaikehu/" 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