Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases

The large-scale onshore hydro-wind-solar integrated bases in southwest China have great development potential, and it is necessary to determine a suitable scheme for power transmission to the eastern load center. In view of the boost collection inside the wind and solar energy base and problems of t...

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Main Authors: XU Zheng, XU Wenzhe, ZHANG Zheren, QIU Peng, HUANG Ying
Format: Article
Language:zho
Published: zhejiang electric power 2023-06-01
Series:Zhejiang dianli
Subjects:
Online Access:https://zjdl.cbpt.cnki.net/WKE3/WebPublication/paperDigest.aspx?paperID=6ea3b6e7-2c40-4a4c-a8ca-f07ad4acf4a0
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author XU Zheng
XU Wenzhe
ZHANG Zheren
QIU Peng
HUANG Ying
author_facet XU Zheng
XU Wenzhe
ZHANG Zheren
QIU Peng
HUANG Ying
author_sort XU Zheng
collection DOAJ
description The large-scale onshore hydro-wind-solar integrated bases in southwest China have great development potential, and it is necessary to determine a suitable scheme for power transmission to the eastern load center. In view of the boost collection inside the wind and solar energy base and problems of the traditional AC scheme such as reactive power and limited transmission distance, the paper studies the AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases. First, it introduces the scheme from the aspects of the multi-voltage level DC system with the integration of photovoltaic and wind power and island transmission system of hydropower, and schemes for DC transformers of all levels are introduced. Then, the DC voltage control strategy and fault ride-through control strategy are expounded. Finally, based on PSCAD/EMTDC, a simulation model of AC/DC networking and transmission system for a 15,000 MW large-scale onshore hydro-wind-solar integrated base transmission is built, and the feasibility of the proposed scheme is verified.
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spelling doaj.art-64700e6ef1844ef59ce6c5e72965ac082023-07-04T06:43:14Zzhozhejiang electric powerZhejiang dianli1007-18812023-06-0142631310.19585/j.zjdl.2023060011007-1881(2023)06-0003-11Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated basesXU Zheng0XU Wenzhe1ZHANG Zheren2QIU Peng3HUANG Ying4College of Electrical Engineering, Zhejiang University, Hangzhou 310027, ChinaCollege of Electrical Engineering, Zhejiang University, Hangzhou 310027, ChinaCollege of Electrical Engineering, Zhejiang University, Hangzhou 310027, ChinaCollege of Electrical Engineering, Zhejiang University, Hangzhou 310027, ChinaCollege of Electrical Engineering, Zhejiang University, Hangzhou 310027, ChinaThe large-scale onshore hydro-wind-solar integrated bases in southwest China have great development potential, and it is necessary to determine a suitable scheme for power transmission to the eastern load center. In view of the boost collection inside the wind and solar energy base and problems of the traditional AC scheme such as reactive power and limited transmission distance, the paper studies the AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases. First, it introduces the scheme from the aspects of the multi-voltage level DC system with the integration of photovoltaic and wind power and island transmission system of hydropower, and schemes for DC transformers of all levels are introduced. Then, the DC voltage control strategy and fault ride-through control strategy are expounded. Finally, based on PSCAD/EMTDC, a simulation model of AC/DC networking and transmission system for a 15,000 MW large-scale onshore hydro-wind-solar integrated base transmission is built, and the feasibility of the proposed scheme is verified.https://zjdl.cbpt.cnki.net/WKE3/WebPublication/paperDigest.aspx?paperID=6ea3b6e7-2c40-4a4c-a8ca-f07ad4acf4a0hydro-wind-solar integrated basesac/dc networkingdc transformercontrol and protection strategy
spellingShingle XU Zheng
XU Wenzhe
ZHANG Zheren
QIU Peng
HUANG Ying
Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases
Zhejiang dianli
hydro-wind-solar integrated bases
ac/dc networking
dc transformer
control and protection strategy
title Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases
title_full Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases
title_fullStr Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases
title_full_unstemmed Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases
title_short Research on an AC/DC networking and transmission scheme for large-scale onshore hydro-wind-solar integrated bases
title_sort research on an ac dc networking and transmission scheme for large scale onshore hydro wind solar integrated bases
topic hydro-wind-solar integrated bases
ac/dc networking
dc transformer
control and protection strategy
url https://zjdl.cbpt.cnki.net/WKE3/WebPublication/paperDigest.aspx?paperID=6ea3b6e7-2c40-4a4c-a8ca-f07ad4acf4a0
work_keys_str_mv AT xuzheng researchonanacdcnetworkingandtransmissionschemeforlargescaleonshorehydrowindsolarintegratedbases
AT xuwenzhe researchonanacdcnetworkingandtransmissionschemeforlargescaleonshorehydrowindsolarintegratedbases
AT zhangzheren researchonanacdcnetworkingandtransmissionschemeforlargescaleonshorehydrowindsolarintegratedbases
AT qiupeng researchonanacdcnetworkingandtransmissionschemeforlargescaleonshorehydrowindsolarintegratedbases
AT huangying researchonanacdcnetworkingandtransmissionschemeforlargescaleonshorehydrowindsolarintegratedbases