Results 91 to 100 of about 5,279 (233)

An Improved Finite-Set Predictive Control for Permanent Magnet Synchronous Motors Based on a Neutral-Point-Clamped Three-Level Inverter

open access: yesWorld Electric Vehicle Journal
Numerous voltage vectors exist in a neutral-point-clamped (NPC) three-level inverter. Traditional three-level model predictive control incurs a heavy online computational burden.
Guozheng Zhang   +5 more
doaj   +1 more source

Análise Comparativa De Inversores Multiníveis Monofásicos Baseados Em Células De Comutação

open access: yesEletrônica de Potência, 2013
Este artigo apresenta a análise comparativa para operação em regime permanente de três inversores multiníveis monofásicos, com grampeamento do ponto neutro (NPC – Neutral Point Clamped), baseados em células de comutação.
João A. F. Neto   +2 more
doaj   +1 more source

Performance comparison of five-level NPC and ANPC converters in medium voltage drives for hydro power application [PDF]

open access: yes, 2021
This paper compares the performance of a five-level neutral-point clamped (NPC) converter and a five-level active neutral-point clamped converter (ANPC) for a medium voltage and variable speed pumped-storage hydropower application.
Tang, Chengjun, Thiringer, Torbj\uf6rn
core  

Harmonic Analysis of Single-Phase Neutral-Point-Clamped Cascaded Inverter in Advanced Traction Power Supply System Based on the Big Triangular Carrier Equivalence Method

open access: yesEnergies, 2018
An advanced traction power supply system based on a single phase neutral-point-clamped (NPC) cascaded inverter is studied. The big triangular carrier equivalence method in double coordinate system is proposed, which can reduce one coordinate system, thus
Pengcheng Han   +5 more
doaj   +1 more source

High-performance motor drives [PDF]

open access: yes, 2011
This article reviews the present state and trends in the development of key parts of controlled induction motor drive systems: converter topologies, modulation methods, as well as control and estimation techniques.
García Franquelo, Leopoldo   +4 more
core   +1 more source

Research of the Common-mode Voltage Inhibition for Three-level NPC Inverter

open access: yesKongzhi Yu Xinxi Jishu, 2015
Adopting NPC(Neutral Point Clamped) three-level inverters as a research object, it analyzed three control strategies for common-mode voltage inhibition, such as traditional three -level SVPWM, SVPWM for reducing common-mode voltage and SVPWM for ...
DING Guanyuan, LI Yinling, LI Kai
doaj  

Study of the Modulation Schemes in the Hybrid Three-Phase Multilevel Inverter

open access: yesEletrônica de Potência, 2017
This work proposes and analyzes modulation strategies for a hybrid three- phase multilevel inverter, which employs two different topologies in a cascade connection, a three-phase Neutral Point Clamped (NPC) converter and single- phase half-bridge ...
Marcos Vinicius Bressan   +2 more
doaj   +1 more source

Recent advances in high-power industrial applications [PDF]

open access: yes, 2010
The industrial electronics market is continuously changing following the users demand. This paper introduces the current industrial electronics applications and is focused in the medium-voltage high-power ones.
Domínguez, E.   +2 more
core   +1 more source

PERFORMANCE COMPARISON OF MULTICELL SERIES AND NPC MULTILEVEL CONVERTERS FOR A STATCOM

open access: yesElectrical engineering & Electromechanics, 2019
. In this paper, we present a comparative study of the performances of the multicells series and the Neutral-Point-Clamped (NPC) three-level converters used at synchronous static compensators (STATCOM) for the control of the voltage at a point of the ...
S. Belakehal, A. Djellad, R. Chenni
doaj   +1 more source

Developed cascaded multilevel inverter topology to minimise the number of circuit devices and voltage stresses of switches [PDF]

open access: yes, 2014
In this study, a novel structure for cascade multilevel inverter is presented. The proposed inverter can generate all possible DC voltage levels with the value of positive and negative.
Adjami, Ali   +3 more
core   +1 more source

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