High-rise Constant Pressure Water Supply Control System Based on Fuzzy PID

2021 ◽  
Author(s):  
Wencheng Wang ◽  
Zhenmin Wu ◽  
Huanli Liu ◽  
Yongbing Lin ◽  
Junhong Zhou ◽  
...  
2014 ◽  
Vol 624 ◽  
pp. 465-468 ◽  
Author(s):  
Mei Fang Wan

This article designs one constant pressure water supply system based on PLC. In this system, PLC and frequency converter is the main control system. Moreover, the water-supply system with a variable frequency and constant pressure is based on PCL and combines with water supply pump, pressure gage and other equipment. Water supply system realizes the water supply of constant pressure and variable flow.


2012 ◽  
Vol 490-495 ◽  
pp. 370-372
Author(s):  
Xiao Yu Wang

The application of PLC、HMI and VVVF are introduced in constant pressure water supplying system with frequency conversion. The Principle diagram is analyzed, the Control System flow chart and Software program are designed. Through in-situ operation, the system has been proved good at reliability、stability、simplicity and intuition ,achieved constant pressure water supply and environmental protection requirements .


2014 ◽  
Vol 1079-1080 ◽  
pp. 1042-1044
Author(s):  
Yi Hua Li

PLC-based constant pressure water supply control system may well improve the automation level of constant pressure water supply, ensure the water supply system pipe network pressure balance, has the advantages of fully automated control and good energy saving effect, plays an important role and has great significance in ensuring the residents and industrial water demand, improving water quality, and maximizing economic and social benefits .


2014 ◽  
Vol 644-650 ◽  
pp. 3701-3704 ◽  
Author(s):  
Peng Zhang ◽  
Tai Zong Li

Aimed at the instable pressure of water supply, poor reliability and security problems of the water supply system in high-rise building, this paper adopts frequency conversion and constant pressure water supply technology to design the water supply system with no tower under constant pressure in high-rise building. The water supply system, with PLC as the control center, uses sensor technology and digital PID control to realize constant pressure water supply. Application results show that the water supply system has the characteristics of reliable running, simple operation, saving energy and reducing consumption.


2013 ◽  
Vol 760-762 ◽  
pp. 1369-1375 ◽  
Author(s):  
Shi Lei Li ◽  
Hui Chen ◽  
Qiang Wang

The existing parallel type pressurized water supply pipeline of high-rise buildings has been improved to build energy-saving high-rise building water supply systems. Series-parallel combined constant pressure water supply pipeline is designed. Antipollution high water tank is reasonably installed above the middle area of the building to supply water for the middle area high water tank and supply pressurized water by water pumps for high-rise district. And PLC control system is designed to control the work efficiency of the water pumps according to the sensor feedback information. Verified by calculation and simulation, series-parallel combined constant pressure water supply pipeline is better than parallel water supply pipes in saving the energy which is about the middle-Hybrid phase consumption of the latter. PLC control is simulated and the results show that PLC can effectively control the water supply system to ensure stable water pressure so as to save energy.


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