A comparison of quasi-Z-source inverters and conventional two-stage inverters for PV applications

A Ayad, R Kennel - EPE journal, 2017 - Taylor & Francis
This paper presents a comparative study between the single-stage quasi-Z-source inverter
(qZSI) and the conventional two-stage inverter for Photovoltaic (PV) applications based on …

Proportional-resonant controller design for quasi-Z-source inverters with LC filters

A Ayad, M Hashem, C Hackl… - IECON 2016-42nd …, 2016 - ieeexplore.ieee.org
This paper presents a proportional-resonant (PR) controller for a quasi-Z-source inverter
(qZSI) connected to a load via an intermediate LC filter such that it can be used as …

Advanced control techniques of impedance source inverters for distributed generation applications

A Ayad - 2017 - mediatum.ub.tum.de
Distributed generation systems based on renewable energy sources increased remarkably
in comparison to conventional systems. Power electronics are required to assure a high …

Direct model predictive voltage control of quasi-Z-source inverters with LC filters

A Ayad, P Karamanakos… - 2016 18th European …, 2016 - ieeexplore.ieee.org
This paper presents a direct model predictive control (MPC) strategy for the quasi-Z-source
inverter connected to a linear/nonlinear load via an intermediate LC filter. The proposed …

Direct model predictive control with an extended prediction horizon for quasi-Z-source inverters

A Ayad, P Karamanakos… - IECON 2016-42nd Annual …, 2016 - ieeexplore.ieee.org
This paper presents a direct model predictive control (MPC) with an extended prediction
horizon for the quasi-Z-source inverter (qZSI). The proposed MPC controls both sides of the …

Variable switching point predictive current control of quasi-Z-source inverters

A Ayad, P Karamanakos… - 2017 IEEE Applied Power …, 2017 - ieeexplore.ieee.org
This paper presents a variable switching point predictive current control (VSP 2 CC) for the
quasi-Z-source inverter (qZSI). The proposed VSP 2 CC aims to regulate the current on the …

A High Boost Bi-directional Series Z-source Inverter With Novel Switched Inductor Cells

X Pan, Z Pang, L Li, F Zhao - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
The conventional Z-source inverter (ZSI) has the following disadvantages: unidirectional
power flow, high start-up inrush current, presence of abnormal working state, and low boost …