Results 201 to 210 of about 649,169 (250)

Modified Multilevel Inverters With Reduced Structures Based on PackedU-Cell

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2018
Multilevel inverters are capable of generating high-quality staircase pseudosinusoidal voltage waveform with low total harmonic distortion. These types of topologies may require large number of switches and power supplies.
Adel Nazemi Babadi, O. Salari, M. J. Mojibian, M. Bina   +3 more
semanticscholar   +1 more source

Realization of cascaded multilevel inverter

2017 CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), 2017
In this paper, a cascaded multilevel inverter is implemented for resistive as well as RL load. Working of Cascaded multilevel inverter is studied for various levels of voltages by implementing proper switching. To verify the operation of the proposed inverter, simulation is completed using MATLAB for various levels of outputs such as nine, eleven ...
S. Ponkumar, S. Marco Rivera, Famitha Kamroon, S. Ganesh Kumar   +3 more
openaire   +1 more source

Flux modulation for multilevel inverters

IEEE Transactions on Industry Applications, 2002
This paper presents a new flux modulation approach for the closed-loop control of the output voltage of multilevel inverters, using hysteresis with a rectangular bounding box in the synchronous d-q reference frame and a simple set of switching rules. The modulator is constrained to select only from the three active space vectors nearest to the target ...
null Poh Chiang Loh, D.G. Holmes
openaire   +1 more source

An Intelligent-Based Fault-Tolerant System for Solar-Fed Cascaded Multilevel Inverters

IEEE transactions on energy conversion, 2018
This paper presents an intelligent-based fault-tolerant system for a solar photovoltaic (PV) inverter. Artificial neural network based controller is used to monitor, detect, and diagnose the faults in solar PV panels, battery, semiconductor switches, and
Albert Alexander Stonier, B. Lehman
semanticscholar   +1 more source

Selective Harmonic Elimination With Optimal DC Sources in Multilevel Inverters Using Generalized Pattern Search

IEEE Transactions on Industrial Informatics, 2018
This paper presents the computation of optimal dc sources and switching angles using the generalized pattern search (GPS) optimization method for harmonic elimination in a cascaded multilevel inverter.
K. Haghdar, H. Shayanfar
semanticscholar   +1 more source

Analysis of Cascaded multilevel inverter

India International Conference on Power Electronics 2010 (IICPE2010), 2011
There is a new control strategy to control Cascaded multilevel converters in a multi-string configuration for single phase grid connected systems. This topology generates high quality output current under any circumstances specifically in partial shading, while tracking the MPP of each string independently. The topology does not consist of any extra DC-
Ahmad Faiz Minai, Abu Tariq
openaire   +1 more source

A review on multilevel inverter topology

2013 International Conference on Power, Energy and Control (ICPEC), 2013
PV connected to the single phase grid is discussed in this review. Also the types of multilevel inverter is discussed. Normally the line commutated inverter has square shaped waveform of line current. So it has large amount of harmonic and produces excess of heat which causes damage to the winding of transformer.
I. D. Pharne, Y. N. Bhosale
openaire   +1 more source

Quantitative Analysis of Asymmetric Multilevel Inverters With Reduced Device Count From Reliability and Cost Function Perspective—A Review

IEEE transactions on power electronics, 2021
D. Krishnachaitanya, C. A.
semanticscholar   +1 more source

Analysis of a Multilevel Inverter Topology

2018
Nowadays multilevel inverters have become more popular in electric high power application and the connection of renewable energy such as solar and wind energy to the power grid is an interesting subject. Many topologies and control methods have already been suggested.
Shahrouz Ebrahimpanah, Qihong Chen, Liyan Zhang   +2 more
openaire   +1 more source

A Multilevel Inverter for Photovoltaic Systems

2010
Converters for photovoltaic (PV) systems usually consist of two stages: a dc/dc booster and a pulsewidth modulated (PWM) inverter. This cascade of converters presents efficiency issues, interactions between its stages, and problems with the max- imum power point tracking. Therefore, only part of the produced electrical energy is utilized. In this paper,
CECATI, Carlo, CIANCETTA F, SIANO P.
openaire   +1 more source