本文介绍了采用PLC和变频器控制的变频调速恒压供水系统,由PLC进行逻辑控制,由变频器进行压力调节.
This article introduces the PLC and inverter control variable frequency speed regulation of constant pressure water supply system, by PLC to control logic, the frequency converter for pressure to adjust.
PLC和变频器作为控制系统的核心部件,经过变频器内部的PID运算,通过PLC控制变频与工频的切换,实现用闭环自动调节恒压供水.
PLC and inverter control system as the core parts of the internal PID operation after frequency converter, through the PLC control variable frequency and power frequency switching, realize the automatic adjustment using closed loop constant pressure water supply.
系统具有压力稳定、节能、工作可靠等优点.
The system has the pressure stable, energy saving, reliable work, etc.
This article introduces the PLC and inverter control variable frequency speed regulation of constant pressure water supply system, by PLC to control logic, the frequency converter for pressure to adjust.
PLC and inverter control system as the core parts of the internal PID operation after frequency converter, through the PLC control variable frequency and power frequency switching, realize the automatic adjustment using closed loop constant pressure water supply.
The system has the pressure stable, energy saving, reliable work, etc.