Results 111 to 120 of about 13,050 (231)

Functional Verification of Power Electronic Systems [PDF]

, 2019
This project is the final work of the degree in Industrial Electronics and Automatic Engineering. It has global concepts of electronics but it focuses in power electronic systems.
Querol Colomer, Sergi
core  

Fuzzy control based voltage regulation strategy for PWM rectifier

Shenzhen Daxue xuebao. Ligong ban
In response to the issue of the direct current (DC) voltage response rate in the control system of three-phase pulse width modulation (PWM) rectifier, a fast voltage response control strategy based on fuzzy control is proposed. The mathematical model of
HUANG Zixin, WANG Wei, WANG Lejun
doaj   +1 more source

Comparison between flying capacitor and modular multilevel inverter [PDF]

, 2009
The paper describes the operational principle of flying capacitor and modular multilevel inverters. The detailed discussions of dc link capacitors voltage balancing methods for both inverters are given in order to enable fair comparison. The causes of dc
Adam, G.P., Anaya-Lara, O., Burt, G.M., Finney, S.J., McDonald, J.R., Williams, B.W.   +5 more
core  

Study of Three-phase PWM Reversible Rectifier Based on Current Decoupling Deadbeat Control

Kongzhi Yu Xinxi Jishu, 2010
Applying the uncontrolled rectifier method in the rectifying process, conventional pumping unit converter can’t feed back power by motor generating electricity.
李浩光, 张加胜
doaj  

Cabaran pelajar antarabangsa di Kolej Kediaman UTHM [PDF]

, 2013
Setiap pelajar mempunyai pelbagai cabaran tersendiri semasa mereka mengikuti pengajian di peringkat universiti. Cabaran ini terpaksa dilalui oleh mereka dan besar kemungkinan ianya akan mempengaruhi pencapaian akademik pelajar.
Hamid, Nurul Hidayati
core  

Enhanced Linear State Observer–Based PLL-Less Vector-Oriented Control Method for a Three-Phase PWM Rectifier

International Transactions on Electrical Energy Systems
In practical three-phase PWM rectifiers, external disturbances, such as changes in load and grid voltage, and internal disturbances, such as DC capacitor uncertainty, have caused major problems, including DC-link voltage fluctuations, harmonic distortion,
Mabrouk Defdaf, Djamel Ziane, Ali Chebabhi, Said Barkat, Mohamed Fouad Benkhoris, Abdelhalim Kessal   +5 more
doaj   +1 more source

A Control Strategy for Three-phase Four-wire Voltage Source PWM Rectifier

Kongzhi Yu Xinxi Jishu, 2015
For the AC/DC rectifier of on-line uninterruptible power system (UPS), it designed a control strategy for three-phase four-wire voltage source PWM rectifier based on dqo axis.
ZOU Juan
doaj  

Suppression Strategy of Starting Current Impulse in the Front Stage Rectifier of Electric Vehicle WPT System

World Electric Vehicle Journal
The three-phase voltage type Pulse Width Modulation (PWM) rectifier is widely used in the front-end power factor of electric vehicle wireless charging systems due to its simple control structure and easy implementation.
Guangye Li, Shouming Lv, Renming Yang
doaj   +1 more source

Simulation of Three-phase Voltage Source PWM Rectifier and Its Control Strategy

Kongzhi Yu Xinxi Jishu, 2010
This paper introduces the operation theory of three-phase PWM voltage source rectifier(VSR), analyses the mathematic model. Applying the voltage-oriented vector control strategy, the mathematic model and control strategy model are built based on double ...
李大虎, 石新春
doaj  

Research of Mine-used Digital Three-phase Power Supply

Gong-kuang zidonghua, 2012
For the problem of harmonic pollution of underground power network caused by existing mine-used three-phase power supply, a mine-used digital three-phase power supply based on STM32F103VB was designed and working principle and control strategies of the ...
YANG Jian-kang, SHEN Ya-rui, SONG Jian-cheng   +2 more
doaj