基于Logix5000的膨胀压缩机防喘振控制浅析

Analysis of Anti Surge Control for Expansion Compressor Based on Logix5000

介绍了某油气处理终端天然气制冷单元膨胀压缩机的防喘振控制系统的原理,组成和控制机制,选择AB公司的Logix5000系列PLC代替原来老旧的FoxBoro控制器,有效地实现膨胀压缩机防喘振控制。

Article provides a detailed introduction to the principle,composition,and control mechanism of the anti surge control system for the expansion compressor of a natural gas refrigeration unit in an oil and gas processing terminal.AB's Logix5000 series PLC was selected to replace the old FoxBoro controller,effectively achieving anti surge control for the expansion compressor.