摘要
阐述PLC在VCM压缩机自动控制的实际应用。详细描述了压缩机的工艺流程及系统硬件配置、PLC程序实现的控制功能、系统保护跳车的程序解析、人机界面触摸屏的监控优点,并简单介绍了Modbus与DCS系统通讯的数据格式等。
This article elaborates PLC in the VCM compressor automatic control practical application. The detailed description compressor＇s technical process, and the system hardware disposition, the PLC procedure realized the control function, the system protection jumped off the procedure analysis, the man-machine contact surface touchscreen＇s monitoring merit, and introduced modbus and the DCS system communication data format simply and so on.
出处
《中国仪器仪表》
2008年第11期49-51,共3页
China Instrumentation
关键词
PLC
螺杆压缩机
氯乙烯
Programmable logic control Screw compressor Chloroethylene
