变频供水系统

本系统的设计是基于西门子S7-200系列PLC控制的变频供水系统，本文介绍了该控制系统的节能原理、系统构成和工作原理。

The paper introduced the principle of energy saving , system structure and working principle of this control system .

教学型恒压变频供水系统的研制

The Development of Constant Pressure Water Supply with Change Power Frequency for Teaching Purpose

具有远程监控的变频供水系统

Conversion Water System with Remote Supervisory

介绍一台变频器控制三台水泵的变频供水系统控制方案和控制系统的组建。

It introduces the water-supply system of one transduc-er controlling three pumps and construction of control system .

并与传统变频供水系统和现市面上常见的管网叠压供水系统作了优势比较，说明此余压利用系统具有广阔的适用范围和应用前景。

Comparing with general water supply system and direct pressure-add water supply technology , this new-style secondary pressure water supply device has wider prospect of application .

介绍了恒压变频供水系统的组成、工作原理及节能效果，详细分析了效率得以提高的原因。该方法具有控制精度高，响应速度快，主电路开关频率恒定等优点。

This paper introduces the components , the main principle and energy-saving effect of constant pressure frequency conversion water supply system , and then analyzes in detail the reasons for which the efficiency of the system can be improved .

由PLC控制的新型全自动变频恒压供水系统

The New Fully Automatic Frequency Conversion Constant Pressure Water Supplying System Controlled by PLC

智能PID算法在变频恒压供水系统中的应用

Application of Intelligent PID Control Algorithm for Variable Frequency and Constant Pressure Water Supply Control System

基于Fuzzy-PID控制的变频恒压供水系统设计

The Fuzzy-PID Design of the Constant Pressure Water Supplying System with Frequency Conversion

以生活区的恒压供水系统为例，介绍了应用PLC实现变频恒压供水系统的需求分析和实现过程。

Take constant pressure supply water system of life area for example , this paper introduces the needs and realization of variable-frequence constant - pressure supply water system using PLC .

本文详细介绍了基于PLC的智能变频恒压供水系统的结构和工作原理，并具体讨论了基于S7-200系列的PLC的控制系统的硬件设计和控制方法。

This paper introduces in detail the configuration and working principle of the constant pressure water supplying intelligent system with frequency variation based on PLC . Concrete discussion is made on the hardware design and the control method of the control system based on the S7 - 200 PLC .

变频恒压供水系统的机理分析

Analysis of mechanism and principles of variable-frequency constant-pressure water supplying system

自动变频供水控制系统教学实验装置

Teaching experiment equipment of water supply system with automatic frequency conversion

医院变频恒压供水系统设计

Design of Constant Pressure Water Supply System with Frequency Conversion Governor

变频调速供水系统控制特性的改进

Improvement on control property of frequency speed control water supply system

全自动变频调速供水系统

Full-automatic Variable Frequency Speed Regulation System for Water Supply

变频调速供水系统恒压控制点的选择

The choosing of constant pressure control point in frequency control water supply system

变频泵供水系统的运行效率探讨

Discussion on the operating efficiency of water supply system for frequency conversion pumps

变频调速供水系统的运行调节与诊断

Operation and Diagnosis of Speed Controlled Supply Water System

微机控制的恒压变频自动供水系统

A Computer Controlled Frequency Converter for Automatic Constant , | pressure Water Supply System

同时介绍了变频恒压供水系统的构成和工作原理。

It also introduces the composition and operational principle of a changing frequency and constant pressure water supplying system .

本文以青岛市城阳区美高集团生产供水系统方案的技术改造为背景，首先综述了国内外变频恒压供水系统的发展现状以及控制理论在国内外供水系统中的应用状况。

First of all , described the development status and the application about control theory of Constant pressure water supply system at home and abroad .

介绍恒（水）压变（流）量与变压变量全自动变频调速供水系统及其节电机理等。

The full-automatic variable frequency speed regulation systems including constant pressure variable flow system and variable pressure variable flow system for water supply , and their energy-saving mechanism are stated .

针对农村供水设备现状，设计开发了模糊控制变频恒压供水系统，重点分析设计了模糊控制系统，隶属度函数的设计以及控制规则的建立。

According to the actuality of water supply equipment , frequency conversion , constant pressure with fuzzy control system was design in this paper . It analyses the constitution of control system design , attaching angle function and control regulation .

变频控制供水系统先进的工作原理及实施方法，克服了传统的供水系统浪费较大、稳定精度较差的缺点，可以取得较大的经济效益。

The principle of conversion control system for constant-pressure water supply and its implementation can overcome the disadvantages of the traditional water supply system such as much waste and poor stable precision . We can gain great benefit by using the system .

两种模式PID控制变频调速恒压供水系统

Two kinds of modes PID control system of VF SR With constant pressure water supply

基于专家PID调节的变频调速恒压供水系统的研究

A Study of Variable Frequency Speed-Regulating System Based on Expert PID Controller for Constant Pressure Water Supplying

新型模糊PID控制变频调速恒压供水系统的研究

Research on a New Type Fuzzy-PID Control of Constant Pressure Water Supplying System with Frequency Conversion Speed Adjusting

用LOGO控制的变频调速恒压供水系统

The constant-pressure water supply system of frequency control of motor speed controlled by logo

介绍由AI人工智能调节器和PLC等组成的变频调速恒压供水系统，阐述了该系统的实现方案及线路原理。

Introduced a constant pressure water supply system by AI intelligent instruments and PLC . The working principle and realization presented .