Results 41 to 50 of about 13,232 (268)

A New Multicarrier Sinusoidal Pulse Width Modulation (SPWM) Strategy based on Rooted Tree Optimization (RTO) Algorithm for Reducing Total Harmonic Distortion (THD) of Switched-Capacitor Nine-level Inverter in Grid-connected PV systems

open access: yesIndonesian Journal of Science and Technology, 2021
This paper proposed a new strategy of sinusoidal pulse width modulation (SPWM) technique to control three-phase nine-level switched-capacitor inverter (9LSCI) in grid-connected PV systems.
H. Aboub   +4 more
semanticscholar   +1 more source

Inverted sine carrier for fundamental fortification in PWM inverters and FPGA based implementations [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2007
This paper deals with a novel natural sampled pulse width modulation (PWM) switching strategy for voltage source inverter through carrier modification.
Jeevananthan S.   +2 more
doaj   +1 more source

Modified SPWM Technique with Zero-Sequence Voltage Injection for a Five-Phase, Three-Level NPC Inverter

open access: yesEnergies, 2021
This article presents a modified sinusoidal pulse-width modulation (SPWM) scheme for a five-phase, three-level neutral-point-clamped inverter. The modulation scheme deploys a modified min–max function to inject the zero-sequence components into the ...
C. Odeh   +3 more
semanticscholar   +1 more source

Üç Fazlı Gerilim Kaynaklı Evirici için SDGM, ÜHDGM ve HDGM Tekniklerinin MATLAB/SİMULİNK ile Karşılaştırmalı Analizi

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2018
Bazıgüç elektroniği devrelerinin kontrolünde darbe genişlik modülasyon (DGM)teknikleri büyük önem taşımaktadır. Mikroişlemci teknolojilerinin gelişmesidarbe genişlik modülasyon tekniklerinin çeşitlilik kazanmasına yol açmıştır.
Mustafa Dursun, M.kenan Döşoğlu
doaj   +1 more source

Improvement of electromagnetic compatibility of motor drives using chaotic PWM [PDF]

open access: yes, 2007
In this paper, a new chaotic pulse width modulation (PWM) scheme is proposed and implemented to reduce the conducted electro-magnetic interference (EMI) in motor drives. The key is the use of logistic mapping to chaoize a frequency-modulated signal which
Chau, KT   +3 more
core   +1 more source

Intelligent Interconnected Water Management System for Arid Zones using Solar Photovoltaic Power

open access: yesJournal of Applied Science and Engineering
Effective water management schemes are needed to mitigate water scarcity issues in arid rural regions. Water distribution from a water resource to distant storage tanks often involves long conduit layouts with pumping motors, leading to pressure losses ...
Kumarasaravanan K   +2 more
doaj   +1 more source

A novel in-phase disposition SPWM pulse allocation strategy for cascaded H-bridge inverter [PDF]

open access: yesArchives of Electrical Engineering, 2018
A novel in-phase disposition (IPD) SPWM pulse allocation strategy applied to a cascaded H-bridge (CHB) converter is presented in this paper. The reason causing the power of the CHB converter imbalance is analyzed according to the traditional structure ...
Yonggao Zhang   +3 more
doaj   +1 more source

An Improved SPWM Strategy for Effectively Reducing Total Harmonic Distortion

open access: yesElectronics
In the inverter circuit, the speed at which the MOSFET is impacted by the presence of a parasitic inductor within the printed circuit board (PCB) leads to a delay in the switching process. Furthermore, the parasitic inductor within the circuit can easily
Shaoru Zhang   +6 more
semanticscholar   +1 more source

Principle of Supraharmonic Elimination Based on Random Carrier Sinusoidal Pulse Width Modulation for Converter Clusters

open access: yesZhongguo dianli, 2023
It is established by the voltage source converter supraharmonic model based on the principle of RC-SPWM. The relationship among the carrier randomness and amplitude as well as the phase randomness of supraharmonic is explored.
Jiawei YANG   +4 more
doaj   +1 more source

Operation of grid‐connected DFIG using SPWM‐ and THIPWM‐based diode‐clamped multilevel inverters

open access: yesIET Generation, Transmission & Distribution, 2020
This paper proposes a WECS based on a back to back diode-clamped multilevel inverter systems (DCMLI) fired comparatively by sinusoidal pulse width modulation (SPWM) and third harmonic injection pulse width modulation (THIPWM) techniques. DFIG performance
A. Hossam-eldin   +3 more
semanticscholar   +1 more source

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