This presentation is the property of its rightful owner.
Sponsored Links
1 / 32

第 3 章 电力电子电路与系统的建模与仿真 PowerPoint PPT Presentation


  • 89 Views
  • Uploaded on
  • Presentation posted in: General

第 3 章 电力电子电路与系统的建模与仿真. 3.1 概述. 电路与系统建模与仿真的概念 电路的计算机仿真需要解决的基本问题是: ①建立电路方程和仿真模型; ②求解电路方程的算法。 除此之外,可视化电路录入、仿真结果的分析与处理以及波形分析等问题也是计算机仿真必须很好解决的关键问题。. 常常用的电路系统仿真方法有如下五种: 小信号分析 离散时域仿真方法 等效电路法 Laplace 变换法 周期时间序列分析. 1. 小信号分析.

Download Presentation

第 3 章 电力电子电路与系统的建模与仿真

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


3

3

3.1


3

Laplace


3

1.

(Bode)


3

2.

1979(VPEC)DC-DC80


3

3.


3

4. Laplace

LaplaceLaplace

Laplace


3

[x, y]

ITDIITDIIITD


3

1-1 BUCKLaplace

BUCK


3

Ts


3

I


3

II


3

III


3

5.


3

M

(1)

imkUikikk=0ZimkimImkm

Ui

(2)

(3)


3

(4)

P


3

(4)

PNMuiaiaimbmb


3

uia


3

MPM2P2

MPM2(2P1)


3

3.2

1.

KVLKCLKVLKCL


3

2

YbPSpice

WXKWKX


3

YJEVCVCCSCCCCCSECIECCSVVVCVSCVCCVSEVIECVS


3


3

v1~v5iE1iE27


3

vniEIEA


3

YnABAB


3

1R

R113

1

3

a11a13a31a33

a11=a13= G1a31=a33=-G1

efG=1/RA

YnYn


3

(2)

v2-v5=E2efDD1B


3

3

B


3

4VCCS

VCCSefG(vj-vk)- G(vj-vk)Yn


3

5VCVS

Eef(vj-vk)

iEefiEAB


3

6CCCS

efjkijkijk(3-25)jkEEijkE(3-25)jkmkCCCSA


3

7CCVS

CCCSCCVSE(3-25)iefijkve-vf=ijkCCVSA


  • Login