Results 31 to 40 of about 1,408 (165)

Analysis of Asymmetric Hybrid Modular Multilevel Topology for Medium-Voltage Front-End Converter Applications

Energies, 2023
Modular multilevel converters (MMCs) have been conceived as an alternative in front-end converter applications to enhance the converter system’s reliability, minimize total harmonic distortion, and improve power quality.
Muhammad Ali, Ajmal Farooq, Muhammad Qasim Khan, Muhammad Mansoor Khan, Lucian Mihet-Popa   +4 more
doaj   +1 more source

Power Quality Enhancement Using Power Balance Theory Based DSTATCOM

Advances in Electrical and Electronic Engineering, 2016
The DSTATCOM (Distributed Static Compensator) is used for current harmonic mitigation, Power Factor Correction (PFC), reactive power compensation, load balancing and neutral current compensation in the Power Distribution System (PDS).
Jampana Bangarraju, Veeramalla Rajagopal, Askani Jaya Laxmi   +2 more
doaj   +1 more source

A Comprehensive Review on Space Vector Modulation Techniques for Neutral Point Clamped Multi-Level Inverters

IEEE Access, 2021
The Neutral Point Clamped (NPC) Multi-Level Inverters (MLI) have been ruling the power electronics industries for the past two decades. The Multi-Carrier Pulse Width Modulation (MCPWM) is common PWM techniques which are widely used in NPC-MLI ...
Vinoth Jayakumar, Bharatiraja Chokkalingam, Josiah Lange Munda   +2 more
doaj   +1 more source

Dc Link Voltage Balance Of Grid Integrated Pv Module Using Pi-Awt

Journal of University of Shanghai for Science and Technology, 2022
The purpose of this paper is to investigate the performance of a PV-based grid-connected system. In the suggested arrangement, there are two phases in the conversion process. The conversion of alternating current voltage to direct current voltage is the first stage. It is decided to use the usual two-level converter at this point.
openaire   +1 more source

One-Leg Half-Bridge Diode-Clamped Four-Level PWM Inverter Based on MNRV PWM

IEEE Access
This paper introduces a one-leg half-bridge (HB) diode-clamped four-level PWM inverter incorporating the multi-neighboring reference vector pulse-width modulation (MNRV PWM) methodology.
Min-Sup Song, Hyungchul Kim
doaj   +1 more source

A Family of 5-Level Boost-Active Neutral-Point-Clamped (5L-BANPC) Inverters with Full DC-Link Voltage Utilization Designed Using Half-Bridges

Energies
Conventional 5-level active neutral-point-clamped (5L-ANPC) topology and state-of-the-art 5-level hybrid active neutral-point-clamped (5L-HANPC) topology are popular for inverter applications. However, their dc-link voltage utilization is limited to only
Sze Sing Lee
doaj   +1 more source

Quantum Mode Series Resonant Converter Utilized as Active Voltage Regulator of a Split DC Bus Capacitor

IEEE Access, 2023
Certain modern power electronics systems require active regulation of the split DC bus capacitor voltages. The series resonant converter is suitable to be utilized as an active voltage regulator, due to its ability to operate with soft switching, and ...
Igor Lopusina, Yann E. Bouvier, Petar J. Grbovic   +2 more
doaj   +1 more source

Four-Level Single-Stage Single-Source Boost-Inverter

IEEE Access
This paper presents a novel concept of a DC-AC converter that ensures AC voltage modulation on four levels using a single branch and achieves voltage boosting.
Robert Stala, Szymon Folmer, Zbigniew Waradzyn, Adam Penczek, Stanislaw Pirog, Aleksander Skala, Andrzej Mondzik, Krishna Kumar Gupta, Pallavee Bhatnagar, Sanjay K. Jain   +9 more
doaj   +1 more source

Performance investigation of two-level reduced-switch D-STATCOM in grid-tied solar-PV array with stepped P&O MPPT algorithm and modified SRF strategy

Journal of King Saud University: Engineering Sciences, 2023
In this paper, a Two-Level, Three-Phase, Reduced-Switch (2L3PRS) Voltage Source Converter (VSC) based Distribution Static Synchronous Compensator (DSTATCOM) integrated with a grid-tied solar photo-voltaic (PV) array has been discussed, and its ...
Meenakshi Rastogi, Aijaz Ahmad, Abdul Hamid Bhat   +2 more
doaj   +1 more source

Voltage Balancing Strategy for V-Clamp Multilevel Converter Under High Modulation Index and High Power Factor Condition

IEEE Access, 2021
Featured with the simple structure, V-clamp multilevel converter (VMC) shows good prospect in the high-voltage and high-power applications. But VMC is endangered by the deviation of dc-link capacitors voltage, especially under the high modulation index ...
Yao Xue, Chenchen Wang, Jiawei Guo, Trillion Q. Zheng, Xiaofeng Yang   +4 more
doaj   +1 more source