摘 要：针对液氧泵变频器运行时存在的问题，对液氧泵变频器进行抗干扰改造。改造后液氧泵变频器运行更加稳定可靠，满足工艺安全稳定运行要求。
关键词：空分；液氧泵；变频器；干扰；稳定运行
中图分类号：TH45 文献标志码：B 文章编号：1003-6490（2011）03-0084-03
Anti-Interference Modification of Liquid Oxygen Pump Frequency Inverter in Air Separation Units
YAN Jing-luan
(Xi’neng Phoenix Tengzhou Energy Corporation, Tengzhou Shandong 277527，China)
Abstract:For the problems in liquid oxygen pump frequency inverter operation, modify frequency inverter anti-interference. The inverter is more stable and reliable after modification, technological requirements of safe and stable operation are met.
Key words:air separation；liquid oxygen pump；frequency inverter；interference；stable operation
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