Results 1 to 10 of about 2,025,997 (330)

Novel harmonic elimination strategy based on Multi-Objective Grey Wolf Optimizer to ameliorate voltage quality of odd-nary multi-level structure [PDF]

open access: yesHeliyon, 2020
In this paper, a novel Asymmetrical Multi-Level Inverter (AMLI) is suggested to solve the voltage quality problem. The suggested AMLI has been constructed based on series connection of sub-AMLIs to create a high-step quasi-sinusoidal voltage with ...
Ali Darvish Falehi
doaj   +2 more sources

Quasi-modified-Newton method-based selective harmonic elimination in cascaded H bridge inverters [PDF]

open access: yesScientific Reports
Multilevel converters have gained significant popularity in medium-voltage and high-power applications due to their numerous advantages over traditional two-level converters.
Bisma Saif   +5 more
doaj   +2 more sources

Global Optimal Solving Algorithm for Power Distribution Based on Selective Harmonic Elimination in Cascaded H-Bridge Multilevel Inverters [PDF]

open access: yesSensors
The conventional power distributions methods face many challenges, such as high switching frequency, multiple carrier cycles, and single power distribution.
Xingyue Qian   +5 more
doaj   +2 more sources

Adaptive Selective Harmonic Elimination Model Predictive Control for Three-Level T-Type Inverter

open access: yesIEEE Access, 2020
In this work, an adaptive selective harmonic elimination model predictive control (ASHEMPC) method for a 3L-T type inverter is proposed. This algorithm is based on model predictive control (MPC), introduces adaptive selective harmonic elimination (ASHE ...
Jianfeng Hong, Renxian Cao
doaj   +2 more sources

Selective Harmonic Elimination Notch Angle Calculation Using THD and ZHF Benchmarks for Cascaded Multilevel Inverters

open access: yesIEEE Access, 2023
This paper presents a detailed comparison of eliminated and non-eliminated harmonics for 3-level, 5-level and 13-level cascaded multilevel inverter. For this research, three different types of cascaded H-Bridge multilevel inverters are considered where ...
Umar Tabrez Shami   +6 more
doaj   +1 more source

A Novel Frequency Locked Loop With Current Harmonic Elimination Method for the Three-Phase Grid-Connected Inverter

open access: yesIEEE Access, 2022
In order to eliminate the harmonics of the grid connected inverters accurate harmonic detection is essential. Though there are many kinds of different harmonic detection methods are available, it can hardly be achieved without the help of grid frequency ...
Tawfique Uzzaman   +2 more
doaj   +1 more source

Three-Phase PWM Inverter for Isolated Grid-Connected Renewable Energy Applications

open access: yesEnergies, 2021
This paper proposes a three-phase isolated flyback inverter (IFBI) for single-stage grid-tied solar PV applications, considering a simple sinusoidal pulse-width modulation (SPWM) scheme.
Ahmed Ismail M. Ali   +2 more
doaj   +1 more source

A High Quality Output Voltage for HEPWM of Single Phase AC Motor Drive [PDF]

open access: yesEngineering and Technology Journal, 2009
provide the exact on-line solution to the optimal PWM problem. The proposedalgorithm optimization technique is applied to a 3-level unipolar single-phase inverter todetermine optimum switching angles for eliminating low order harmonics while ...
Jamal A. Mohammed   +2 more
doaj   +1 more source

RPWM selective voltage harmonic elimination method for single‐phase five‐level MPUC inverter based on cell division

open access: yesIET Generation, Transmission & Distribution, 2021
The conventional selective harmonic elimination method of random pulse width modulation (RPWM) is only suitable for the two‐level inverter. Furthermore, when the harmonics below 6 kHz are selectively eliminated, it is easy to cause a low average ...
Guohua Li, Dongman Cao, Yufeng Wang
doaj   +1 more source

Multifunctional Control Technique for Grid-Tied Hybrid Distributed Generation System Taking into Account Power Quality Issues

open access: yesEnergies, 2023
This paper proposes a new multifunctional control technique for a grid-connected hybrid distributed generation system composed of a photovoltaic system and a wind power system based on a voltage source converter (VSC).
Sohaib Abdeslam Boulanouar   +7 more
doaj   +1 more source

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