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作者介绍了以变频器-PLC为核心构成系统的控制原理、接口组成、软件设计及系统优点。变频器-PLC调控技术在水压控制系统成功应用,有效地解决了控制负荷波动大,调节频繁的难题,证明了变频调速控制系统优越的技术性能和极其显著的经济效益,具有很好的推广应用价值和进一步的研究价值。
The author introduces the control principle, interface composition, software design and system advantages of the system composed of inverter-PLC as the core. The inverter-PLC control technology is successfully applied in the hydraulic control system, which effectively solves the difficult problem of large fluctuation of control load and frequent regulation and proves the superior technical performance and extremely remarkable economic benefits of the VVVF control system and has a good Promote the value of application and further research value.