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介绍了可编程序逻辑控制器(PLC)在输油泵站自动控制系统中的作用。PLC具有控制能力强、工作可靠、编程简单、操作灵活、便于维护、稳定性好、抗干扰能力强等特点。以PLC作为站控系统核心的监视控制和数据采集系统,可以提高管道的自动化控制水平,降低操作人员的劳动强度,保证输油管道安全运行。
The function of programmable logic controller (PLC) in automatic control system of oil pumping station is introduced. PLC has strong control, reliable work, simple programming, flexible operation, easy maintenance, good stability, anti-interference ability and so on. PLC as the core of the station control system monitoring and control and data acquisition system can improve the level of automation of the pipeline to reduce the labor intensity of operators to ensure the safe operation of the pipeline.