供电系统谐波

对所采用的方法进行了仿真和实验研究。（2）研究了使用通用PWM变频器时，采用在变频器输出端加二阶RLC滤波器或三阶LCL等滤波器来抑制高速电机供电系统谐波的方法。

The simulation and experiment is studied for the proposed method . ( 2 ) The methods of adding second-order RLC or third-order LCL filter at the converter output side when use PWM converter is studied in order to effectively suppress high-speed PMSM power supply harmonics .

对轧钢厂变电站供电系统谐波的分析

Harmonic analysis of the power system of a rolling mill substation

供电系统谐波分析仿真软件研制

Development of Harmonic Analysis and Simulation Software of Power Supply System

城市轨道交通供电系统谐波分析与计算

Harmonics analysis and calculation of power supply system for mass transit

电气化铁道供电系统谐波检测及治理的研究

Study on Harmonics Detection and Suppression for Electric Railway Power Supply System

三相全波变流装置供电系统谐波分析

Harmonics analysis of power-supply system for three-phase full wave current transformation device

港口供电系统谐波的诊断技术

Diagnostic Technique of the Harmonic of Port Power Supply System

基于小波变换的城市轨道交通牵引供电系统谐波分析

Wavelet Transform Based Harmonic Analysis on UMT Traction Power System

供电系统谐波潮流的仿真分析

Simulation of harmonic load flow in power supply system

港口供电系统谐波潮流分析与仿真

Analysis and Simulation of Harmonic Power Flow on Power Supply System at Harbour

供电系统谐波辨识的研究

The Study of Harmonic Identification of Power Supply System

地铁供电系统谐波无功功率的综合治理方案

Harmonic and Reactive Power Comprehensive Disposal Plan for Power Supply System in Metro

供电系统谐波的一种自动测量

An automatic method to measure power system harmonic

天津港北疆供电系统谐波无功治理的研究

On the Wattless Disposing of Power Resonant Waves for Power Supply System in Beijiang of Tianjin Harbour

深圳地铁一期工程牵引供电系统谐波估算及分析

The Estimation and Analysis on Harmonic of Traction Power Supply System in the First Phase Project of Shenzhen Metro

针对城市轨道交通牵引供电系统谐波的特征，采用小波变换和提升小波变换对城市轨道交通牵引供电系统所产生的高频谐波信号进行仿真研究，并对其结果进行比较。

Wavelet-lifting transform was used to analysis the high frequency harmonics of urban mass transit and simulation was carried on .

本文利用时频原子分解方法对牵引供电系统谐波信号进行检测分析，着重分析电气化铁路谐波信号的特性，并且将该方法用于电气化铁路谐波电流实测数据的检测分析中。

Firstly , the characteristics of harmonic signal in electrified railway are analyzed . Then , the measured data of harmonic current in electrified railway is detected and analyzed by time-frequency atom decomposition method .

论文的主要工作及研究内容如下：（1）分析总结牵引供电系统谐波仿真、谐波检测方法的国内外发展现状。

The main contributions and research contents are given as follows : ( 1 ) This paper analyzes and summarizes the present development situation of harmonic simulation and harmonic detection method in traction power system .

电力系统与牵引供电系统三相谐波模型

Three Phase Harmonic Modelling for Power System and Electric Traction System

供电系统中谐波产生原因及限制措施

Generation reasons for harmonic in power supply system and the restricted measures

工厂供电系统中谐波的影响及其抑制和消除

Effects of Harmonics and Their Elimination in Industrial Power Systems

上海轨道交通供电系统电力谐波的分析和治理

Analysis and Control of Harmonics in Shanghai Rail Transit Power Supply System

供电系统消除谐波干扰的措施

Methods of Eliminating Harmonics Disturbance in Power Supply System

轨道交通供电系统中谐波的分析与探讨

Analysis and Discussion of Harmonic in Power Supply Equipment of Rail Transportation System

冶金企业供电系统的谐波

Harmonic in power supply system in metallurgical enterprises

最后，论述了变流器供电系统的谐波抑制方法。

At last , harmonic suppression methods of converter power supply systems are discussed .

供电系统电话谐波系数

On Telephone Harmonic Factor Phone Call Telephone

针对整流供电系统的谐波状况设计一组单调谐滤波器和一组高通滤波器。

Then one single-tuning filter and one high-passing filter are designed according to the rectification set 's harmonic condition .

通过对牵引供电系统实测谐波数据的仿真分析，结果表明将时频原子分解方法用于牵引供电系统谐波检测中是非常有效的。

Through the simulations on these measured harmonic data , the results show that time-frequency atom decomposition method is effective to detect the harmonic of traction power system .

为了提高高速永磁电动机控制系统的性能，需要对如何减小高速电机供电系统的谐波，实现高速电机的闭环控制等问题进行深入研究。

The issues of how to reduce the harmonics of power supply and how to realize the closed-loop control etc. need to be researched deeply in order to improve the performance of high-speed PMSM control system .