A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV Systems

Photovoltaic distributed generation (PVDG) has seen tremendous growth in recent years, especially in the residential sector. Among other concerns, the voltage rise in AC networks is considered the most limiting factor in achieving increased PV penetration levels. A steady-state impact study is perfo...

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Main Authors: Musharraf Wajahat, Hassan Abdullah Khalid, Ghullam Mustafa Bhutto, Claus Leth Bak
Format: Article
Language:English
Published: MDPI AG 2019-08-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/12/15/2964
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author Musharraf Wajahat
Hassan Abdullah Khalid
Ghullam Mustafa Bhutto
Claus Leth Bak
author_facet Musharraf Wajahat
Hassan Abdullah Khalid
Ghullam Mustafa Bhutto
Claus Leth Bak
author_sort Musharraf Wajahat
collection DOAJ
description Photovoltaic distributed generation (PVDG) has seen tremendous growth in recent years, especially in the residential sector. Among other concerns, the voltage rise in AC networks is considered the most limiting factor in achieving increased PV penetration levels. A steady-state impact study is performed on a CIGRE low-voltage (LV) residential network. This paper compares six techniques to increase the PV penetration limit in the LV residential network, namely single-phase penetration (SPP), Distribution Scheme 1 (DS1), Distribution Scheme 2 (DS2), alternate phase penetration (APP), offline tap adjustment (OTA) and switched on-load tap adjustment (SOLTA). PSCAD software is used for this study. The best results are obtained for the DS2-SOLTA case that gives the minimum voltage magnitude and voltage unbalance in the system. The steady-state results are validated by a dynamic data study using measured solar irradiance and residential load data. A novel approach is also proposed for calculating the worst day from the data set. The obtained results verify the effectiveness of the proposed approach.
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spelling doaj.art-e50c7a17298b443fa7f554590fb3293b2022-12-22T01:57:20ZengMDPI AGEnergies1996-10732019-08-011215296410.3390/en12152964en12152964A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV SystemsMusharraf Wajahat0Hassan Abdullah Khalid1Ghullam Mustafa Bhutto2Claus Leth Bak3Department of Electrical Power Engineering, National University of Sciences and Technology, H-12, Islamabad 44000, PakistanDepartment of Electrical Power Engineering, National University of Sciences and Technology, H-12, Islamabad 44000, PakistanDepartment of Electrical Engineering, Quaid-E-Awam University of Engineering Sciences & Technology, Nawabshah 67480, PakistanDepartment of Energy Technology, Aalborg University, Fredrik Bajers Vej 5, 9100 Aalborg, DenmarkPhotovoltaic distributed generation (PVDG) has seen tremendous growth in recent years, especially in the residential sector. Among other concerns, the voltage rise in AC networks is considered the most limiting factor in achieving increased PV penetration levels. A steady-state impact study is performed on a CIGRE low-voltage (LV) residential network. This paper compares six techniques to increase the PV penetration limit in the LV residential network, namely single-phase penetration (SPP), Distribution Scheme 1 (DS1), Distribution Scheme 2 (DS2), alternate phase penetration (APP), offline tap adjustment (OTA) and switched on-load tap adjustment (SOLTA). PSCAD software is used for this study. The best results are obtained for the DS2-SOLTA case that gives the minimum voltage magnitude and voltage unbalance in the system. The steady-state results are validated by a dynamic data study using measured solar irradiance and residential load data. A novel approach is also proposed for calculating the worst day from the data set. The obtained results verify the effectiveness of the proposed approach.https://www.mdpi.com/1996-1073/12/15/2964photovoltaicslow-voltage distribution networkPV penetrationvoltage unbalanceswitched on-load tapdistributed energy resources (DERs)
spellingShingle Musharraf Wajahat
Hassan Abdullah Khalid
Ghullam Mustafa Bhutto
Claus Leth Bak
A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV Systems
Energies
photovoltaics
low-voltage distribution network
PV penetration
voltage unbalance
switched on-load tap
distributed energy resources (DERs)
title A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV Systems
title_full A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV Systems
title_fullStr A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV Systems
title_full_unstemmed A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV Systems
title_short A Comparative Study into Enhancing the PV Penetration Limit of a LV CIGRE Residential Network with Distributed Grid-Tied Single-Phase PV Systems
title_sort comparative study into enhancing the pv penetration limit of a lv cigre residential network with distributed grid tied single phase pv systems
topic photovoltaics
low-voltage distribution network
PV penetration
voltage unbalance
switched on-load tap
distributed energy resources (DERs)
url https://www.mdpi.com/1996-1073/12/15/2964
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