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Power Quality Improvement and Low Voltage Ride through Capability in Hybrid Wind-PV Farms Grid-Connected Using Dynamic Voltage Restorer. / Benali, Abdelkrim; Khiat, Mounir ; Allaoui, Tayeb; Denai, Mouloud.

In: IEEE Access, Vol. 6, No. 1, 13.11.2018, p. 68634-68648.

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@article{cae817d5b2114e9095d71b4a7566648e,
title = "Power Quality Improvement and Low Voltage Ride through Capability in Hybrid Wind-PV Farms Grid-Connected Using Dynamic Voltage Restorer",
abstract = "This paper proposes the application of a dynamic voltage restorer (DVR) to enhance the power quality and improve the low voltage ride through (LVRT) capability of a three-phase medium-voltage network connected to a hybrid distribution generation system. In this system, the photovoltaic (PV) plant and the wind turbine generator (WTG) are connected to the same point of common coupling (PCC) with a sensitive load. The WTG consists of a DFIG generator connected to the network via a step-up transformer. The PV system is connected to the PCC via a two-stage energy conversion (dc-dc converter and dc-ac inverter). This topology allows, first, the extraction of maximum power based on the incremental inductance technique. Second, it allows the connection of the PV system to the public grid through a step-up transformer. In addition, the DVR based on fuzzy logic controller is connected to the same PCC. Different fault condition scenarios are tested for improving the efficiency and the quality of the power supply and compliance with the requirements of the LVRT grid code. The results of the LVRT capability, voltage stability, active power, reactive power, injected current, and dc link voltage, speed of turbine, and power factor at the PCC are presented with and without the contribution of the DVR system.",
keywords = "Active power, DC-link voltage DFIG, LVRT, dynamic voltage restorer, photovoltaic, power factor, reactive power, voltage stability",
author = "Abdelkrim Benali and Mounir Khiat and Tayeb Allaoui and Mouloud Denai",
note = "{\circledC} 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission.",
year = "2018",
month = "11",
day = "13",
doi = "10.1109/ACCESS.2018.2878493",
language = "English",
volume = "6",
pages = "68634--68648",
journal = "IEEE Access",
issn = "2169-3536",
publisher = "IEEE",
number = "1",

}

RIS

TY - JOUR

T1 - Power Quality Improvement and Low Voltage Ride through Capability in Hybrid Wind-PV Farms Grid-Connected Using Dynamic Voltage Restorer

AU - Benali, Abdelkrim

AU - Khiat, Mounir

AU - Allaoui, Tayeb

AU - Denai, Mouloud

N1 - © 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission.

PY - 2018/11/13

Y1 - 2018/11/13

N2 - This paper proposes the application of a dynamic voltage restorer (DVR) to enhance the power quality and improve the low voltage ride through (LVRT) capability of a three-phase medium-voltage network connected to a hybrid distribution generation system. In this system, the photovoltaic (PV) plant and the wind turbine generator (WTG) are connected to the same point of common coupling (PCC) with a sensitive load. The WTG consists of a DFIG generator connected to the network via a step-up transformer. The PV system is connected to the PCC via a two-stage energy conversion (dc-dc converter and dc-ac inverter). This topology allows, first, the extraction of maximum power based on the incremental inductance technique. Second, it allows the connection of the PV system to the public grid through a step-up transformer. In addition, the DVR based on fuzzy logic controller is connected to the same PCC. Different fault condition scenarios are tested for improving the efficiency and the quality of the power supply and compliance with the requirements of the LVRT grid code. The results of the LVRT capability, voltage stability, active power, reactive power, injected current, and dc link voltage, speed of turbine, and power factor at the PCC are presented with and without the contribution of the DVR system.

AB - This paper proposes the application of a dynamic voltage restorer (DVR) to enhance the power quality and improve the low voltage ride through (LVRT) capability of a three-phase medium-voltage network connected to a hybrid distribution generation system. In this system, the photovoltaic (PV) plant and the wind turbine generator (WTG) are connected to the same point of common coupling (PCC) with a sensitive load. The WTG consists of a DFIG generator connected to the network via a step-up transformer. The PV system is connected to the PCC via a two-stage energy conversion (dc-dc converter and dc-ac inverter). This topology allows, first, the extraction of maximum power based on the incremental inductance technique. Second, it allows the connection of the PV system to the public grid through a step-up transformer. In addition, the DVR based on fuzzy logic controller is connected to the same PCC. Different fault condition scenarios are tested for improving the efficiency and the quality of the power supply and compliance with the requirements of the LVRT grid code. The results of the LVRT capability, voltage stability, active power, reactive power, injected current, and dc link voltage, speed of turbine, and power factor at the PCC are presented with and without the contribution of the DVR system.

KW - Active power

KW - DC-link voltage DFIG

KW - LVRT

KW - dynamic voltage restorer

KW - photovoltaic

KW - power factor

KW - reactive power

KW - voltage stability

UR - http://www.scopus.com/inward/record.url?scp=85056596763&partnerID=8YFLogxK

U2 - 10.1109/ACCESS.2018.2878493

DO - 10.1109/ACCESS.2018.2878493

M3 - Article

VL - 6

SP - 68634

EP - 68648

JO - IEEE Access

JF - IEEE Access

SN - 2169-3536

IS - 1

ER -