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["Demande de plusieurs schémas de rinçage d'étanchéité pour les pompes",,"Pompe:Médium:Prène+Prane,méiumium contient une petite quantité de p p de polyprène,température de méium:4℃,pression d'entrée:3mpagaga pression de de sortie sortie:3.3mppraga débit:5prpraga type de pompe:OHpragah leeommendation de schéma d'étanchéité:3prprag+++e++5prprag,liquide de rinçament:huile blanche question:Pourquoi ne pas recommander3prprage5prpragageprpraginprpragprprageeprprag?Pompe:Médium:Prène température de méium:

2020-08-19View Original

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泵1:介质:丙烯+丙烷,介质中含有少量聚丙烯粉料 介质温度:40℃ 入口压力:3mpag 出口压力:3.3mpag 流量:50 泵型:OH2 推荐的密封方案为32+53B,密封液是白油 问题:为什么不推荐32+52呢? 泵2:介质:丙烯 介质温度:50℃ 入口压力:2mpag 出口压力:23mpag 流量:15 泵型:OH2 推荐的密封方案为13+52 问题:为什么不用11呢?
Reply #22020-08-24
53压力比介质高52比介质低,13压力和压差比11低

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