Results 11 to 20 of about 57,287 (288)

Comparison of single- and double-sided pulse width modulated signals with non-linear predistortion [PDF]

open access: yes, 2012
Class D amplifiers are based on a low-bit pulse width modulated (PWM) signal reconstructed through the lowpass characteristic of the loudspeaker. To create a PWM signal, a non-linear conversion from a standard pulse code modulated (PCM) signal has to be ...
Weiss, Stephan   +3 more
core   +4 more sources

Increasing Voltage Gain by New Structure of Inductive Switching DC-DC Converter [PDF]

open access: yesAUT Journal of Electrical Engineering, 2017
In a photovoltaic system, sun light energy is converted to electricity. The generatedelectricity has a low DC voltage. In order to increase voltage generated by photovoltaic cells (PV),an additive DC-DC converter is required to raise the low voltage to a
S. Nabati, A. Siadatan, S. B. Mozafari
doaj   +1 more source

Sistem Kendali Arus Kumparan Motor Induksi 1 Fasa Dengan Menggunakan Arduino

open access: yesJurnal Teknik Elektro, 2019
Motor induksi 1 fasa merupakan motor listrik arus bolak balik yang paling banyak digunakan masyarakat, terutama disektor rumah tangga seperti kipas angin, mesin cuci dan lain sebagainya. Motor ini bekerja dengan menggunakan 2 buah kumparan yaitu kumparan
Zuriman Anthony   +6 more
doaj   +2 more sources

A Review of Control Technique Applied in Shunt Active Power Filter (SAPF) [PDF]

open access: yesEngineering and Technology Journal, 2022
In recent years, electronic transformers and electronic devices (nonlinear loads) have increased. These loads are the source of harmonics (non-sinusoidal and distorted waves) and the interactive force that affects the performance of the power system ...
Ayad Hadi, Ekhlas Thjeel, Ali Nahar
doaj   +1 more source

Operation Analysis of Soft Switching PWM DC-DC Converter with Secondary Snubber

open access: yesCommunications, 2013
The paper deals with analysis of operation of a soft switching PWM DC-DC full-bridge converter with new energy recovery turn-off snubber on secondary side of high frequency power transformer.Principal equations are derived for individual operation states.
Jaroslav Dudrik   +2 more
doaj   +1 more source

Dc Motor Identification Based on Artificial Neural Networks Implementation in a Microcontroller

open access: yesSulaimani Journal for Engineering Sciences, 2020
In the last few decades neural networks have been involved in many fields of researches and their application was restricted to be embedded on a computer.
Shivan Shkur Mahmood   +1 more
doaj   +1 more source

VSC transmission system using flying capacitor multilevel converters and hybrid PWM control [PDF]

open access: yes, 2007
A high-voltage direct current (HVDC) transmission system based on three-level flying capacitor (FC) multilevel converters with hybrid pulse-width modulation (PWM) is presented in this paper.
Agelidis, V.G., Xu, L.
core   +1 more source

PID-fuzzy of DC motors using Raspberry PI

open access: yesVisión Electrónica, 2020
This article describes the implementation of a fuzzy and a PID control system for the velocity and torque of a DC power motor, based in the variation of the armor current and its duty cycle. The control system has been applied to a medium power DC motor,
Sebastián Herrera Aristizábal   +3 more
doaj   +1 more source

Suppression of common-mode voltage in a PWM rectifier/inverter system [PDF]

open access: yes, 2001
This paper proposes a PWM rectifier/inverter system capable of suppressing not only supply harmonic currents but also electromagnetic interference (EMI).
S. Ogasawara   +3 more
core   +1 more source

Kendali Kecepatan Motor DC Menggunakan Chopper DC Dua Kuadran Berbasis Kontroller PI

open access: yesJurnal Teknik Elektro Indonesia, 2020
DC (Direct Current) motor  is one of drive which is widely used in industry. DC motor as a drive has several advantages compared with AC (Alternating Current) motor.
Febri Rahmadi, Muldi Yuhendri
doaj   +1 more source

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