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["복동식 압축기 단계 과압"

2018-09-11View Original

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"해友们,各位海友,求协助! 我们PSA装置有3台解析气压缩机,型号:4M-133/3,,在运行中存在段间超压情况。具体情况如下: 压缩机调节方式为四回一和一回一自动调节,当四回一关至15%左右(一回一关至45左右(3台压缩机略有不同)时,三台压缩机都存在三段排气压力超设计值的情况。设计是一段少油润滑,二三四段无油润滑,之前的操作方式是四段全部注油,现在改为一段少油,其余各段无油润滑。另外气体中有少量吸附剂粉尘(历史遗留)。已经采取的办法是检查更换各段活塞环和支撑环,怀疑气阀有泄漏或堵塞也全部更换了,但是仍然存在三段超压的情况。 请各位帮助分析一下原因,提出宝贵整改意见,在此谢过了!"
Reply #22018-09-12
"가능히는可能是改造后泄漏增加造成的。无油的工况泄漏会增加。当然也有可能是其他方面的原因。尽量对气体进行过滤。有油又有粉尘,很容易腻起!"
Reply #32018-09-12
"압축기의 구조 형태를 설명해 주세요!最好最好把压缩机的结构形式说下!"
Reply #42018-09-12
"압축기 작동 중 세단 � outlet 압력이 지속적으로 높게 유지되어 가스의 안정운영에 영향을 미치고 압축기 세단과 네단 사이의 고압기통 회전축,高压缸转子、气封进、密封圈进行拆装检查或者检查一下压缩机缓冲罐的压力和参数是否是否正常。"
Reply #52018-09-12
"세대 모두 같은 경우로 보我认为三台全是这种情况,我感觉应该不是设备问题,应该在工艺方面查找一下原因。压缩机入口压力是否符合设计值?压缩机出口背压是否符合设计值?解析气组成、分子量是否发生变化?可以拿出设计工况与当前工况对比一下。多方面分析逐项排除。"
Reply #62018-09-13
"너무 넓게 설명했습니다.太笼统,结构形式,气缸直径具体点才好想办法"

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