["대비용 泵机封能否承受泵出口压力？

2018-12-14View Original

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",["중심 泵介质为丁烷，出口压力6.5MPa，入口压力4.2MPa，用干气机械密封，泵出口阀压力等级1.0MPa，入口阀6.4MPa。现因出口电动阀在线调试，需要将离心泵备用泵出口阀全开，入口阀全关，泵单向阀确认有内漏，请问其干气密封和泵其它密封件是否有超压泄漏的风险？

Reply #22018-12-14

",,"설명에 따르면 아무 문제가 보이지 않습니다。

Reply #32018-12-14

",,"현재 泵出口压力已经大于泵入口阀承受的压力，不建议怎么做

Reply #42018-12-14

",,"현재 泵出口阀压力等级1.1MPa已经说明密封能够承受正常工作时的压力，所以无需关闭出口手阀

Reply #52018-12-14

",,"현재 密封仓压力远低于介质出口压力，略高于进口压力，没什么问题！

Reply #62018-12-14

",,"현재 主密封还是机械密封吧，能不能承受需要看密封的设计压力是多少"]

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["대비용 泵机封能否承受泵出口压力？

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