Analysis, design and investigation on a new single-phase switched quasi Z-source inverter for photovoltaic application [PDF]
, 2017 : This paper addresses the approach to improve the efficiency of the quasi Z-source inverter. In order to increase the efficiency the reduction of conduction losses is one way to approach.
Bharatiraja, C. +7 more
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Variable switching frequency PWM for quasi‐Z‐Source inverter based on DC current ripple prediction
IET Power Electronics, 2023 Herein, a variable switching frequency pulse width (VSFPWM) modulation strategy for quasi‐Z‐source inverter (qZSI) based on a recently proposed modulation method, named as ZSVM8, is proposed.
Xin Liu, Zhenbin Huang, Litong Wang
doaj +1 more source
Dual Input Single Phase Quasi Z Source Inverter for Integrated Photovoltaic Systems
Advances in Materials Science and Engineering, 2022 Globally, climate change has increased various environmental concerns, and there is a very high and still ever greater penetration of renewable energy power into energy grids.
T. Rampradesh +2 more
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Quasi Z‐source inverter with switched‐capacitor‐inductor for enhancing boost factor
IET Power Electronics, 2021 Two structures are proposed based on the quasi Z‐source inverter (qZSI), which can significantly raise the output voltage in applications, including photovoltaic and fuel cells, in which the input voltage is low.
Jamal Abbasi Bolaghi +3 more
doaj +1 more source
Impedance-compensated grid synchronisation for extending the stability range of weak grids with voltage source converters [PDF]
, 2016 This paper demonstrates how the range of stable power transfer in weak grids with voltage source converters (VSCs) can be extended by modifying the grid synchronisation mechanism of a conventional synchronous reference frame phase locked loop (PLL).
D'Arco, Salvatore +3 more
core +2 more sources
THD Reduction of Inverters in Photovoltaic Power Systems
Mìkrosistemi, Elektronìka ta Akustika, 2020 Photovoltaic power systems are quite common in modern consumer power systems. Alongside with the power sources, converters for photovoltaic energy systems made their own evolution path that was defined by two main requirements that have to be fulfilled ...
Ihor Serhiiovych Fedin +2 more
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Large-signal stability conditions for semi-quasi-Z-source inverters: switched and averaged models
, 2013 The recently introduced semi-quasi-Z-source in- verter can be interpreted as a DC-DC converter whose input- output voltage gain may take any value between minus infinity and 1 depending on the applied duty cycle. In order to generate a sinusoidal voltage
De Nicolo, Lisandro +2 more
core +1 more source
A Dual Gate Spin Field Effect Transistor With Very Low Switching Voltage and Large ON-to-OFF Conductance Ratio [PDF]
, 2007 We propose and analyze a novel dual-gate Spin Field Effect Transistor (SpinFET) with half-metallic ferromagnetic source and drain contacts. The transistor has two gate pads that can be biased independently.
Cahay +8 more
core +1 more source
Three Phase Trans-Quasi-Z-Source Inverter
CPSS Transactions on Power Electronics and Applications, 2018 In this paper, a new type of single-stage boost Transquasi- Z-source inverter topology is presented. The basic structure and working principle of the inverter are analyzed and its voltage gain is deduced. The model of the Trans-quasi-Z-source network is established by using Laplace transform.
Xupeng Fang +3 more
openaire +1 more source
Dual-Source Bidirectional Quasi-Z-Source Inverter Development for Off-Road Electric Vehicles
World Electric Vehicle Journal, 2022 In this paper, a battery pack and a supercapacitor bank hybrid energy storage system (HESS) with a new control configuration is proposed for electric vehicles (EVs). A bidirectional quasi-Z-source inverter (Bq-ZSI) and a bidirectional DC-DC converter are
Daouda Mande +3 more
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