Results 21 to 30 of about 6,952,720 (298)

Robust repetitive feedback control of a three-phase grid connected inverter [PDF]

open access: yes, 2010
This paper discusses the design of a repetitive feedback controller for a grid-connected two-level three-phase voltagesource inverter connected between a DC source and the grid through an LCL filter.
Sharkh, S.M.   +8 more
core   +2 more sources

An Impedance Network-Based Three Level Quasi Neutral Point Clamped Inverter with High Voltage Gain

open access: yesEnergies, 2020
Due to the impediments of voltage source inverter and current source inverter, Z-Source Inverter (ZSI) has become notorious for better power quality in low and medium power applications. Several modifications are proposed for impedance source in the form
Muhammad Aqeel Anwar   +5 more
doaj   +1 more source

A Switched Quasi-Z-Source Inverter with Continuous Input Currents

open access: yesEnergies, 2020
Impedance source converters as single-stage power conversion alternatives can boost and regulate the output voltages of renewable energy sources. Nevertheless, they, also known as Z-source inverters (ZSIs), still suffer from limited voltage gains and ...
Jing Yuan   +2 more
doaj   +1 more source

DC Link Voltage Control of Enhanced Bidirectional Z Source Inverter with Improved ADRC

open access: yesJournal of Harbin University of Science and Technology, 2020
An improved auto disturbance rejection control technique ( ADRC) is proposed to control the DC link voltage of the enhanced bidirectional Z source inverter. Firstly,the basic working principle of the enhanced bidirectional Z-source inverter is introduced,
YAN Jing-bin   +4 more
doaj   +1 more source

Z‐source inverter topologies with switched Z‐impedance networks: A review

open access: yesIET Power Electronics, 2021
The Z‐source inverter is one of the most interesting power electronic converters. Over the past decades, research and development have been in high demand to meet the challenges for improving the converter performance with reduced weight and cost while ...
Nafis Subhani   +3 more
doaj   +1 more source

Optimized Inverter Circuits for Driving Dual AC Loads for Home Solar Water Pumping [PDF]

open access: yesE3S Web of Conferences, 2023
This research presents a generic pulse width modulation (PWM) approach for nine switch inverters and five-leg inverters. The circuit design of both inverters and a modulation mechanism for separate drives have been described. The available DC bus voltage
Gireesh Kumar Devineni   +5 more
doaj   +1 more source

Current control of Z-source inverter for hybrid energy storage system of mine-used electric vehicle

open access: yesGong-kuang zidonghua, 2019
Aiming at problems of low voltage gain, low power density and low conversion efficiency of traditional Z-source inverter or single-switch inductor Z-source inverter used in hybrid energy storage system of mine-used electric vehicle, a novel Z-source ...
WU Zhen, CHEN Jing, DANG Jiao
doaj   +1 more source

Performance Evaluation of Dynamic Voltage Restorer Based on Transformer-based Z Source Inverter [PDF]

open access: yes, 2017
In this paper, latest technology is introduced in substitution to conventional voltage and current type inverter with Transformer based impedance (Z) source inverter in voltage sag assessment and mitigation and compared with voltage source inverter based
Chaitanya V., Deshpande   +5 more
core   +1 more source

A Common-Mode Voltage Reduction PWM Strategy for Three-Phase Quasi-Z-Source Inverter With Optimized Switching Losses

open access: yesIEEE Access, 2023
The application of the Z-source/quasi-Z-source inverter exacerbates the hazard of common mode voltage in motor drives or photovoltaic systems. The existing reduced common-mode voltage pulse width modulation (RCMV-PWM) technique applied to the Z-source ...
Yizhan Jiang   +4 more
doaj   +1 more source

Research on EMI suppression of high frequency isolate quasi-Z-source inverter based on chaotic frequency modulation

open access: yesEnergy Reports, 2022
As a new type of topology inverter, the isolated quasi-Z-source inverter is suitable for photovoltaic power generation systems because of its high efficiency in power conversion, high boost ratio and electrical isolation.
Yan Chen   +4 more
doaj   +1 more source

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