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["La sèche-se气密封用于离心式压缩机",

2018-11-07View Original

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[],"Dans ce fil,'est terminé par 迷途小子 于
Reply #22018-11-25
隔离气压力高,润滑油压力住进去0.15实际在密封大气侧几乎没什么压力了,
Reply #32018-12-10
离心机密封一般是迷宫式密封,润滑油压力向气封侧压力是逐渐降低的,密封气的压力只要高于润滑油到气封侧的压力就不会泄露
Reply #42018-12-21
个人理解人员润滑油的压力是指润滑油泵出口压力,但压缩机每个轴承箱是都带呼吸帽的接近于常压的,润滑油泵有压力的目的只是保证能够将润滑油从润滑油箱顺利运送到轴承箱对应轴承位置。因此,只要隔离气保证微正压,就能完全防止润滑油泄漏到干气密封当中。

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