Reciprocating compressor fault automatic diagnosis expert system Baohua North gas transmission safety

Reciprocating compressor fault automatic diagnosis expert system Baohua North gas transmission safety

Recently, relying on Beijing Key Laboratory of Health Monitoring and Self-Healing for High-end Mechanical Equipment Construction of Beijing University of Chemical Technology, a reciprocating compressor fault diagnosis expert system was developed to provide an effective technology for solving the problems of fault diagnosis and early warning of large-scale reciprocating compressors. way.

The system was used for monitoring and trial operation on a large number of large underground gas storage reciprocating compressors in the underground gas storage facility of PetroChina Beijing Gas Pipeline Co., Ltd. Tianjin Dagang Branch. It found and avoided 6 major failures, and the non-fault shutdown rate decreased by 30%. The fault early warning rate reached more than 90%, which ensured the safe and stable production of gas storage stations and ensured the safe and stable supply of natural gas in North China.

Reciprocating compressors are the core equipment for natural gas transmission. Due to the large power, high speed, high pressure, and complicated structure of reciprocating compressors, slight improper installation, operation and maintenance will cause unit failure or shutdown and affect normal gas injection production. Malignant failures will also lead to damage to the components of the units and even major accidents such as explosions and fires, directly jeopardizing the safety of life of on-site personnel, and severely affecting or even stopping the supply of natural gas.

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