Results 71 to 80 of about 9,758 (236)

PENGATURAN KECEPATAN PADA MOTOR BRUSHLESS DC (BLDC) MENGGUNAKAN PWM (PULSE WIDTH MODULATION) [PDF]

open access: yesSeminar Nasional Kontrol, Instrumentasi dan Otomasi (SNIKO) 2018, 2019
Perkembangan teknologi dalam bidang trasportasi berkembang cukup pesat khususnya pada kendaraan listrik, hal ini didasari oleh krisis bahan bakar fosil. Salah satu penggerak yang banyak digunakan di dalam kendaraan listrik adalah motor brushless DC (BLDC) di karenakan motor BLDC memiliki kelebihan yaitu torka yang tinggi serta pengaturan kecepatanya ...
Danu Akbar, Slamet Riyadi
openaire   +1 more source

Impact of QSW‐ZVS on Input EMI Filter Design in DC‐DC Converters

open access: yesInternational Journal of Circuit Theory and Applications, EarlyView.
This paper analyzes the impact of quasi‐square wave zero voltage switching (QSW‐ZVS) on passive EMI filter design for DC‐DC buck converters. The extra element theorem (EET) is used to derive the design quantities that ensure converter performance is not altered, and the resulting damping element values are compared with those of traditional converters.
Silvia Simone   +3 more
wiley   +1 more source

Construct a switching mode power supply using digital pulse width modulation (PWM) technique / Safri Ibrahim [PDF]

open access: yes, 2003
This report involves the constructing a Switching Mode Power Supply (SMPS) with the output is 5VDC, using Digital Pulse Width Modulation (PWM) technique.
Ibrahim, Safri
core  

Research on Combination of Random Zero-Vector PWM Controller

open access: yes机车电传动, 2018
According to theoretically equivalent principle, the space vector pulse width modulation technique was equivalent to zero sequence component injected sinusoidal pulse width modulation (SPWM).
ZHANG Guangyuan, WU Zhiyou, JIANG Tao
doaj  

Laser-Induced Acoustic Air-Water Trans-Medium Communication Based on PWM

open access: yes水下无人系统学报
Laser-induced acoustic communication has emerged as a critical technology for facilitating air-water trans-medium nodeless communication, garnering increasing attention in research and application. At higher repetition frequencies, traditional modulation
Yingnan CHEN   +4 more
doaj   +1 more source

A Comprehensive AC Current Ripple Analysis and Performance Enhancement via Discontinuous PWM in Three-Phase Four-Leg Grid-Connected Inverters

open access: yesEnergies, 2020
A complete analysis of the ac output current ripple in four-leg voltage source inverters considering multiple modulation schemes is provided. In detail, current ripple envelopes and peak-to-peak profiles have been determined in the whole fundamental ...
Riccardo Mandrioli   +4 more
doaj   +1 more source

A Novel Bipolar DC Connection Strategy for Photovoltaic Power Plants With a 50% Reduction in DC Cabling Length

open access: yesEnergy Science &Engineering, EarlyView.
Bipolar configuration is a new topology in the direct current (DC) system of photovoltaic power plants, which is topologically analogous to the bipolar configuration utilised in High‐Voltage Direct Current power transmission systems. DC cable length and copper usage are reduced by 50% using a bipolar configuration.
Duško M. Tovilović   +2 more
wiley   +1 more source

Analysis of Output Current Ripple of Three-phase PWM Inverter under Discontinuous Modulation Techniques

open access: yes, 2010
In this paper, an analysis of output current ripple of three-phase PWM inverters with discontinuous modulation is presented. The analytical expressions for discontinuous modulation injection signal are derived.
Dahono, Pekik Argo
core  

Comparative analysis of principal modulation techniques for modular multilevel converter and a modified reduced switching frequency algorithm for nearest level pulse width modulation

open access: yesElectrical engineering & Electromechanics
Introduction. The Modular Multilevel Converter (MMC) is an advanced topology widely used in medium and high-power applications, offering significant advantages over other multilevel converters, including high efficiency and superior output waveform ...
M. Benboukous   +4 more
doaj   +1 more source

Losses analysis of soft magnetic ring core under sinusoidal pulse width modulation (SPWM) and space vector pulse width modulation (SVPWM) excitations

open access: yesAIP Advances, 2018
Practical core losses in electrical machines differ significantly from those experimental results using the standardized measurement method, i.e. Epstein Frame method.
Hezhe Gao   +6 more
doaj   +1 more source

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