power electronic circuit

The Technique of Power Electronic Circuit Fault Diagnosis Based on Higher-order Spectrum Analysis and Support Vector Machines

基于高阶谱与支持向量机的电力电子电路故障诊断技术

Research of an Integrated General Simulation Software for Power Electronic Circuit

电力电子电路用集成式通用仿真软件的研究

General Simulation Method of Induction Motor System with Power Electronic Circuit

电力电子异步电动机调速系统的通用仿真算法

The Application of PS Method in the Power Electronic Circuit

PS方法在分析电力电子线路中的应用

Research of Experimental Apparatus for the Integrated Power Electronic Circuit

集成式电力电子电路实验装置的研究

The application of complexity measure analysis to fault prediction in power electronic circuit

复杂性测度分析在电力电子电路故障预测中的应用

New Simulation Approach for Power Electronic Circuit

一种新的电力电子线路仿真方法

Trouble diagnosis of power electronic circuit on the base of output voltage

基于输出电压波形的电路故障诊断

Fault Diagnosis of Power Electronic Circuit Based on Genetic Manipulation and Artificial Neural Network

电力电子电路故障的遗传进化神经网络诊断

Computer Simulation of Power Electronic Circuit

电力电子线路的计算机仿真

A Power Electronic Circuit Fault Forecast Technology Based on Adaptive-time-window Database

一种基于自适应时间窗的电力电子故障预测技术

Application of BDF Discrete Adjoint Model to Power Electronic Circuit Computer in Simulation

BDF离散伴随网络法在电力电子电路计算机仿真中的应用

A Sparse Tabular Method for Power Electronic Circuit

稀疏列表法在电力电子电路分析中的应用

The application of lots of power electronic circuit results in many problems such as harmonic pollution of the power network .

这些电力电子装置多数通过整流器与电力网接口，在电网中产生大量的电流谐波。

Faults diagnosis of power electronic circuit ── realized tow-grade-basis-function dictionary method with CAI

电力电子线路的故障诊断&利用CAI实现二级基函数字典法

This paper analyses the characteristics of capacitor and the relative problems in power electronic circuit , gives possible causes and solutions

分析了变频等电力电子逆变电路中电容的特性及容易出现的问题，提出了可能的原因及相应的用户对策

A wavelet and fractal method is presented to detect opening fault of power electronic circuit based on singularity of fault signal from power electronic equipment .

根据电力电子装置故障产生的信号表现的奇异性，提出了一种基于小波分析的电力电子开路故障的小波分行检测方法。

In general , waveforms from key points representing the operation state of a power electronic circuit are composed of segments of certain basic curves from a set .

电路的输出波形可以看成由若干段的基本曲线组合而成。

Based on the achivement that previous scholars make , the method of fault diagnosis for power electronic circuit employing frequency analysis and neural network is presented in the dissertation .

以电力电子三相逆变系统为例，分别采用BP神经网络和RBF神经网络两种方法对其进行故障诊断。

The samples , with which the feed forward neural network can be trained , are acquired by the power electronic circuit simulator ( PSIM ) .

通过电力电子仿真软件（PSIM），得到了主回路单个元件开路时逆变器输出的电压波形样本，利用这些样本可以训练神经网络。

Power electronic circuit is switching power converter . Its discrete events mutually affect with continuous time dynamic characteristic , which causes it to present the dynamic characteristic of hybrid system .

电力电子电路作为开关型功率变换器，其离散事件与连续时间动态特性相互作用，使其呈现混杂系统的动态特征。

The module simulation of power electronic circuit costs too much time and memory , parameters are difficult to be optimized and modified , domination principle can 't be easily visited .

电力电子电路的模块仿真时间长，存储量大，参数优化及修改不方便，控制原理无法直观体现。

A practical macro model of thyristor for power electronic circuit simulation using PSPICE has been developed . The forward and reverse recovery process of the device can be simulated by the model .

提出了一个实用的晶闸管PSPICE宏模型，能够描述晶闸管的正、反向恢复过程，模型参数可以方便地从产品手册中得到。

The approach is systematic and automatic , which may be widely used in searching new power electronic circuit such as soft switching circuits , power correction circuits , and also can be used in researching the switch capacitor networks .

该方法具有系统化、机器化的特点，可以广泛地用于寻找软开关、功率因数校正等新型电力电子电路，还可以用于开关电容网络的研究。

The detailed contents are as follows : ( 1 ) The paper introduces some basic knowledge related to the chaotic dynamics , which provides a theoretical guidance for the research of fast-scale bifurcation and chaos control in the power electronic circuit .

具体工作内容包括：（1）介绍了混沌动力学的一些相关基本知识，这些基本知识为电力电子电路中的快标分叉及混沌控制研究提供了理论指导。

This paper discusses the connection methods and techniques between the I n / out of DSC or MCU and heavy power electronic driving circuit .

论述了微控制器（MCU）或者数字信号控制器（DSC）的输入/输出与大功率电子驱动电路之间的连接方法和技巧。

This model makes it possible to treat the complete power electronic main circuit and motor system together , and it is suitable for analyzing any induction motor drive circuit configurations with arbitrary conduction patterns .

该模型能对各种不同结构、不同开关模式的逆变器驱动的异步电机传动系统进行仿真，适用于电机的不同运行模式。

First the article discusses the particle-group optimal algorithm and operational procedure to the hybrid algorithm of particle-group and neural network , then the diagnosis method is applied to fault diagnosis of power electronic rectification circuit .

文中首先论述了粒子群优化算法以及实现粒子群和神经网络的混合算法的操作步骤，然后将这种诊断方法应用于电力电子整流电路的故障诊断。

As a high performance drive system making up SRM ( Switched Reluctance Motor ), power electronic switched circuit and driving controller , Switched Reluctance Motor Driving system ( SRD ) have a great development potentiality because its merits .

开关磁阻电动机调速系统是由开关磁阻电动机、电力电子开关电路及驱动控制部分组成的高性能调速系统，其诸多的优点使其极具有发展潜力。

In view of existing problems of electronic ballast , the paper presents a novel high efficiency and high input power factor electronic ballast circuit of simple structure and low cost based on the thought of current compensation .

分析了现有镇流器存在的问题；提出一种基于电流补偿思想、结构简单、成本低廉的高效率和高功率因数电子镇流器电路。