Results 91 to 100 of about 41,316 (141)

Dip behaviour of grid connected invertors

open access: yes, 2013
The environmental awareness has led to a considerably increasing demand for renewable energy. The majority of renewable energy installations consist of invertor fed systems.
J. Desmet   +7 more
core   +1 more source

Controle de um conversor CA-CC trifásico PWM de três níveis com fator de potência unitário utilizando DSP [PDF]

open access: yes, 2003
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-graduação em Engenharia Elétrica.O presente trabalho aborda o desenvolvimento e a implementação do controle de um retificador pré-regulador trifásico PWM de ...
Mussa, Samir Ahmad
core  

Smoothed control law using PWM (a) boundary layer (b) PWM generator (c) PWM output switching signal.

open access: yes, 2020
Smoothed control law using PWM (a) boundary layer (b) PWM generator (c) PWM output switching signal.
M. Abbas Abbasi (8415195)   +4 more
core   +1 more source

PWM similarity to well-characterized PWM.

open access: yes, 2013
ψ-test of predicted PWM to experimental PWM demonstrates prediction accuracy. The smaller ψ-test compared to Even-PWM the better.This table shows the ψ-test [25] value of each TF's predicted PWM(Pre-PWM) via experimental PWM collected from JASPAR(33 ...
Dustin E. Schones (105225)   +4 more
core   +1 more source

Editorial: Grid Connection of Converters in Renewable Applications

open access: yesFrontiers in Energy Research, 2021
Fernando Martinez-Rodrigo   +3 more
doaj   +1 more source

Concepção e análise de retificadores híbridos trifásicos unidirecionais [PDF]

open access: yes, 2008
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica.Neste trabalho aborda-se o estudo de retificadores híbridos trifásicos unidirecionais para aplicações em potências elevadas. O
Alves, Ricardo Luiz
core  

Generalized formulation of multilevel selective harmonic elimination PWM: Case I-Non-Equal DC Sources [PDF]

open access: yes, 2006
The paper presents optimal solutions for eliminating harmonics from the output waveform of a multilevel staircase pulse-width modulation (PWM) method with non-equal dc sources.
Dahidah, M.S.A., Agelidis, V.G.
core  

HCM-PWM) for Grid-Connected Converters

open access: yes, 2020
Multilevel converters become more and more interesting for renewable energies and energy storage systems. Various modulation techniques such as high-frequency modulation approaches (e.g., space vector modulation and phase shift-PWM) and low-frequency ...
Jonathan W. Kimball   +5 more
core   +1 more source

PWM信号によるアナログ出力(PWMの原理)

open access: yes, 2021
Arduinoマイコンなどにおけるディジタル出力端子を利用して、アナログ出力を達成する方法の一つとしてPWM(Pulse Width Modulator)の紹介をしたいと思います。 オンとオフを高速で切り替える前提の下で、オン時間とオフ時間をうまく設定することで、疑似的に一定のアナログ値を出していることと同じ動作を実現できます。オンオフの切り替えのスピードは対象とするデバイスの時定数などに依存し、十分な速さでの切り替えが前提の手法となっています。 以上がPWMの説明でした。https://www ...
岡島, 寛   +4 more
core  

Modelagem e controle de retificadores PWM trifásicos conectados a geradores síncronos a ímãs permanentes em sistemas de conversão de energia eólica [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia ElétricaNo século XXI, mudanças são esperadas nas formas em que a produção de energia ocorre.
Collier, Daniel Augusto Figueirêdo
core  

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