Results 31 to 40 of about 82,622 (335)

Enhanced controller for a four-leg inverter operating in a stand-alone microgrid with unbalanced loads

open access: yesInternational Journal of Power Electronics and Drive Systems (IJPEDS), 2021
Stand-alone low voltage (LV) microgrids supplying small local loads far from the utility grid are becoming an increasingly popular alternative to a total reliance on the centralized utility grid.
Effat Ayoubi   +3 more
semanticscholar   +1 more source

Increasing voltage utilization in split-link, four-wire inverters [PDF]

open access: yes, 2009
Three-phase four-wire inverters, with either three-leg or four-leg topology, are useful for interfacing distributed generation to networks of unbalanced loads, but neither of the available circuit topologies is ideal.
Feng, C, Green, TC, Liang, J, Weiss, G
core   +1 more source

Comparative analysis of switching losses and current ripple of continuous and discontinuous SVPWM strategies for unbalanced two‐phase four‐leg VSI Fed unsymmetrical two‐phase induction motor

open access: yesIET Power Electronics, 2021
This paper presents a comparative analysis of the continuous space vector pulse width modulation and the discontinuous space vector pulse width modulation in terms of the switching losses and current ripple reduction for the unbalanced two‐phase four‐leg
Kaset Muangthong, Chakrapong Charumit
doaj   +1 more source

Research on topology of a novel three-phase four-leg fault-tolerant NPC inverter [PDF]

open access: yesArchives of Electrical Engineering, 2022
Diode neutral point clamped (NPC) three-level converters have been widely used in recent years. Aiming at the problems of the high device failure rate and unstable neutral point potential of NPC three-level converters, an NPC three-level circuit with ...
Baoge Zhang   +4 more
doaj   +1 more source

Multiphase induction motor drives - a technology status review [PDF]

open access: yes, 2007
The area of multiphase variable-speed motor drives in general and multiphase induction motor drives in particular has experienced a substantial growth since the beginning of this century.
Abbas   +121 more
core   +1 more source

Determination of Stray Inductance of Low-Inductive Laminated Planar Multiport Busbars Using Vector Synthesis Method [PDF]

open access: yes, 2020
Laminated busbars connect capacitors with switching power modules, and they are designed to have low stray inductance to minimize electromagnetic interference. Attempts to accurately measure the stray inductance of these busbars have not been successful.
Hu, Junzhu   +6 more
core   +2 more sources

Advance Technology in Application of Four Leg Inverters to UPQC

open access: yesInternational Journal of Power Electronics and Drive Systems (IJPEDS), 2016
This article presents a novel application of four leg inverter with conventional Sinusoidal Pulse Width Modulation (SPWM) Scheme to Unified Power Quality Conditioner (UPQC). The Power Quality problem became burning issues since the starting of high voltage AC transmission system. Hence, in this article it has been discussed to mitigate the PQ issues in
K. Venkata Rami Reddy   +2 more
openaire   +1 more source

Study on the Current-Limiting-Capable Control Strategy for Grid-Connected Three-Phase Four-Leg Inverter in Low-Voltage Network

open access: yesEnergies, 2016
The three-phase four-leg inverter can produce balanced voltages even with unbalanced loads, yet its controller design is quite complicated. Based on the analysis on time domain equations, a decoupled sequence control strategy for the three-phase four-leg
Botong Li, Jianfei Jia, Shimin Xue
doaj   +1 more source

A comprehensive analysis of SVPWM for a Five-phase VSI based on SiC devices applied to motor drives [PDF]

open access: yes, 2019
© 2019 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes,creating new ...
Acosta Cambranis, Fernando Geovany   +2 more
core   +1 more source

Enhanced Four-Level Active Nested Neutral Point-Clamped Inverter

open access: yesEnergies
The classical four-level nested neutral point-clamped (4L NNPC) inverter-leg is a hybrid of the flying-capacitor and diode-clamped 4L-inverter-leg configurations.
Charles Ikechukwu Odeh   +3 more
doaj   +1 more source

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