Extended functionalities of photovoltaic systems with flexible power point tracking: Recent advances

HD Tafti, G Konstantinou, CD Townsend… - … on Power Electronics, 2020 - ieeexplore.ieee.org
The power system is experiencing an ever-increasing integration of photovoltaic power
plants (PVPPs), which leads to the demand on the power system operators to force new …

A comprehensive review of control strategies to overcome challenges during LVRT in PV systems

J Joshi, AK Swami, V Jately, B Azzopardi - IEEE Access, 2021 - ieeexplore.ieee.org
Due to the high penetration of grid-connected photovoltaic (GCPV) systems, the network
operators are regularly updating the grid codes to ensure that the operation of GCPV …

Global flexible power point tracking in photovoltaic systems under partial shading conditions

HD Tafti, Q Wang, CD Townsend, J Pou… - IEEE transactions on …, 2022 - ieeexplore.ieee.org
Flexible power point tracking (FPPT) aims to regulate the output power of photovoltaic (PV)
systems to a predefined value to enable grid support functionalities, such as virtual-inertia …

Advanced control strategy with voltage sag classification for single-phase grid-connected photovoltaic system

MA Khan, A Haque, VSB Kurukuru… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
This article develops a fault ride-through control strategy for achieving low-voltage ride
through in single-phase grid-connected photovoltaic (PV) systems (GCPVS). The proposed …

Mitigation of DC-link voltage oscillations to reduce size of DC-side capacitor and improve lifetime of power converter

ME Meral, D Çelik - Electric Power Systems Research, 2021 - Elsevier
Voltage and current oscillations have become a primary power quality issues for DC and AC
systems. In this respect, this paper presents a new control scheme for analytical …

A multi-mode flexible power point tracking algorithm for photovoltaic power plants

HD Tafti, CD Townsend… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Flexible power point tracking (FPPT) is the control of active power generated by grid-
connected photovoltaic power plants (GCPVPPs) to provide grid-support functionality. An …

Unbalance mitigation strategies in microgrids

AS Vijay, S Doolla, MC Chandorkar - IET Power Electronics, 2020 - Wiley Online Library
Unbalance or asymmetry in the distribution network is a well‐known power quality issue. In
the modern active distribution system, with the increasing penetration of renewables, this …

Ancillary services via VSIs in microgrids with maximum DC-bus voltage utilization

A Adib, J Lamb, B Mirafzal - IEEE Transactions on Industry …, 2018 - ieeexplore.ieee.org
Grid-interactive inverters allow distributed generation units to provide various ancillary
services in microgrids. As the linear modulation region of inverters is restricted by the dc-bus …

High performance decoupled active and reactive power control for three-phase grid-tied inverters using model predictive control

M Azab - Protection and Control of Modern Power Systems, 2021 - ieeexplore.ieee.org
Finite control set-model predictive control (FCS-MPC) is employed in this paper to control
the operation of a threephase grid-connected string inverter based on a direct PQ control …

A novel control strategy for grid connected distributed generation system to maximize power delivery capability

D Çelik, ME Meral - Energy, 2019 - Elsevier
The energy sector is moving toward an extensive utilization of hybrid renewable energy
resources (HRES), which are commonly interfaced to the utility grid through the inverters …