Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission Networks

In recent years, there has been a growing need for accurate models that describe the dynamics of renewable energy sources, especially photovoltaic sources and wind turbines. In light of this gap, this work focuses on the validation of standard dynamic models developed by the Western Electricity Coor...

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Main Authors: Ram Machlev, Zohar Batushansky, Sachin Soni, Vladimir Chadliev, Juri Belikov, Yoash Levron
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/12/3191
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author Ram Machlev
Zohar Batushansky
Sachin Soni
Vladimir Chadliev
Juri Belikov
Yoash Levron
author_facet Ram Machlev
Zohar Batushansky
Sachin Soni
Vladimir Chadliev
Juri Belikov
Yoash Levron
author_sort Ram Machlev
collection DOAJ
description In recent years, there has been a growing need for accurate models that describe the dynamics of renewable energy sources, especially photovoltaic sources and wind turbines. In light of this gap, this work focuses on the validation of standard dynamic models developed by the Western Electricity Coordinating Council (WECC), using actual measurements from the Western Texas and Southern California transmission networks. The tests are based on the North American Electric Reliability Corporation compliance standards and include dynamic stability tests for volt-varcontrol and primary frequency response. Through an extensive set of field tests, we show that the WECC generic models can be used to simulate real dynamic phenomena in large-scale solar photovoltaic power plants, and we propose guidelines for correct usage of these models. The results show that the WECC models are especially accurate when the photovoltaic system is connected with a low impedance to the main network. We also show that the tested WECC models successfully predict the frequency response of an actual grid event that occurred in the Electric Reliability Council of Texas and which resulted in a loss of nearly 1.365 GW. This result supports the use of these models in the study of large-scale dynamic phenomena that include renewable energy sources.
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spelling doaj.art-b5d6d6e8a8df480e8a9acc26d43926652023-11-20T04:23:11ZengMDPI AGEnergies1996-10732020-06-011312319110.3390/en13123191Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission NetworksRam Machlev0Zohar Batushansky1Sachin Soni2Vladimir Chadliev3Juri Belikov4Yoash Levron5The Andrew and Erna Viterbi Faculty of Electrical Engineering, Technion—Israel Institute of Technology, Haifa 3200003, IsraelIsrael Electric Corporation and the Department of Electrical Engineering, Ariel University, Ariel 40700, IsraelFirst Solar, Inc., Tempe, AZ 85281, USAFirst Solar, Inc., Tempe, AZ 85281, USADepartment of Software Science, Tallinn University of Technology, Akadeemia tee 15a, 12618 Tallinn, EstoniaThe Andrew and Erna Viterbi Faculty of Electrical Engineering, Technion—Israel Institute of Technology, Haifa 3200003, IsraelIn recent years, there has been a growing need for accurate models that describe the dynamics of renewable energy sources, especially photovoltaic sources and wind turbines. In light of this gap, this work focuses on the validation of standard dynamic models developed by the Western Electricity Coordinating Council (WECC), using actual measurements from the Western Texas and Southern California transmission networks. The tests are based on the North American Electric Reliability Corporation compliance standards and include dynamic stability tests for volt-varcontrol and primary frequency response. Through an extensive set of field tests, we show that the WECC generic models can be used to simulate real dynamic phenomena in large-scale solar photovoltaic power plants, and we propose guidelines for correct usage of these models. The results show that the WECC models are especially accurate when the photovoltaic system is connected with a low impedance to the main network. We also show that the tested WECC models successfully predict the frequency response of an actual grid event that occurred in the Electric Reliability Council of Texas and which resulted in a loss of nearly 1.365 GW. This result supports the use of these models in the study of large-scale dynamic phenomena that include renewable energy sources.https://www.mdpi.com/1996-1073/13/12/3191photovoltaic plantstransmission networkspower dynamicsfrequency responsevolt/VAR control
spellingShingle Ram Machlev
Zohar Batushansky
Sachin Soni
Vladimir Chadliev
Juri Belikov
Yoash Levron
Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission Networks
Energies
photovoltaic plants
transmission networks
power dynamics
frequency response
volt/VAR control
title Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission Networks
title_full Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission Networks
title_fullStr Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission Networks
title_full_unstemmed Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission Networks
title_short Verification of Utility-Scale Solar Photovoltaic Plant Models for Dynamic Studies of Transmission Networks
title_sort verification of utility scale solar photovoltaic plant models for dynamic studies of transmission networks
topic photovoltaic plants
transmission networks
power dynamics
frequency response
volt/VAR control
url https://www.mdpi.com/1996-1073/13/12/3191
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AT sachinsoni verificationofutilityscalesolarphotovoltaicplantmodelsfordynamicstudiesoftransmissionnetworks
AT vladimirchadliev verificationofutilityscalesolarphotovoltaicplantmodelsfordynamicstudiesoftransmissionnetworks
AT juribelikov verificationofutilityscalesolarphotovoltaicplantmodelsfordynamicstudiesoftransmissionnetworks
AT yoashlevron verificationofutilityscalesolarphotovoltaicplantmodelsfordynamicstudiesoftransmissionnetworks