Three-level neutral-point-clamped inverters in transformerless PV systems—State of the art

F Sebaaly, HY Kanaan… - MELECON 2014-2014 …, 2014 - ieeexplore.ieee.org
Nowadays, the three-level neutral point clamped (3L-NPC) inverter has become more
attractive among multilevel inverters topologies, especially in transformerless grid connected …

Symmetric and asymmetric multilevel inverter topologies with reduced device count

MA Al-Hitmi, MR Hussan, A Iqbal, S Islam - IEEE Access, 2022 - ieeexplore.ieee.org
In this work, two new topologies of single-phase hybrid multilevel inverters for symmetrical
and asymmetrical configurations are presented for use in drives and control of electrical …

A cross connected asymmetrical switched-capacitor multilevel inverter

MR Hussan, A Sarwar, MD Siddique, A Iqbal… - IEEE …, 2021 - ieeexplore.ieee.org
A Switched-Capacitor Multilevel Inverter (SCMLI) topology is proposed here, which can
generate up to fifteen levels with one unit and can be extended further for getting higher …

Efficiency analysis of low electric power drives employing induction and synchronous reluctance motors in pump applications

V Kazakbaev, V Prakht, V Dmitrievskii, MN Ibrahim… - Energies, 2019 - mdpi.com
Due to the rapid increase in the number of variable speed AC drives, the analysis of their
energy efficiency has become highly essential. However, such an analysis requires …

Analysis of dc‐link capacitor current in three‐level neutral point clamped and cascaded H‐bridge inverters

GI Orfanoudakis, MA Yuratich… - IET Power …, 2013 - Wiley Online Library
Dc‐link capacitor sizing is a critical aspect of inverter design. This study investigates
capacitor sizing for three‐level neutral‐point‐clamped and cascaded H‐bridge inverters …

Reliability of DC-link capacitors in three-level NPC inverters under different PWM methods

A Sangwongwanich, M Novak… - 2022 IEEE Applied …, 2022 - ieeexplore.ieee.org
Pulse-width modulation (PWM) method plays an important role to ensure high efficiency and
reliability of the three-level neutral-point-clamped (NPC) inverter. However, a comparison of …

Three-level PWM floating H-bridge sinewave power inverter for high-voltage and high-efficiency applications

V Michal - IEEE Transactions on Power Electronics, 2015 - ieeexplore.ieee.org
This paper presents a topology of a single-phase floating full-bridge three-level pulse width
modulation (PWM) power inverter suitable for high-voltage/high-power dc-ac conversion …

Comparison of two and three-level DC-AC converters for a 100 kW battery energy storage system

M Stecca, TB Soeiro, LR Elizondo… - 2020 IEEE 29th …, 2020 - ieeexplore.ieee.org
This paper discusses a qualitative comparison between Two and Three-Level Voltage
Source Converter (VSC) topologies for battery energy storage applications. Three-Level …

Switched Capacitor Inverter with Reduced Inrush Current and High Boosting Gain

A Choudhary, AK Singh, RK Mandal, AK Saha - Energies, 2024 - mdpi.com
This article describes a 17-level switched-capacitor-based eight-times-boosting gain
inverter. The inverter is made up of a DC power source, thirteen switches, three diodes, and …

Fast Computational Method for PWM Strategy Comparison of Machine and Inverter Electrical Losses: Application on WLTC Cycle

S Benharref, V Lanfranchi, D Depernet… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
For electric vehicle motors, it is essential to control the sources of loss which could reduce
the overall efficiency of the system. In this context, this article aims to present a detailed …