Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation Method

The damage caused to power grid by geomagnetic storm increases with an increase in the grid voltage level and an increase in the grid coverage area. Xinjiang is a vast, high-latitude area in China, where geomagnetically induced currents (GIC) have an enormous effect on geomagnetic storm. The voltage...

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Main Authors: Shu-Ming Zhang, Lian-Guang Liu
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9075223/
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author Shu-Ming Zhang
Lian-Guang Liu
author_facet Shu-Ming Zhang
Lian-Guang Liu
author_sort Shu-Ming Zhang
collection DOAJ
description The damage caused to power grid by geomagnetic storm increases with an increase in the grid voltage level and an increase in the grid coverage area. Xinjiang is a vast, high-latitude area in China, where geomagnetically induced currents (GIC) have an enormous effect on geomagnetic storm. The voltage level of the Xinjiang power grid (750 kV) and the DC resistance of the grid are small, which aggravates the impact of GICs on the power grid. During geomagnetic storm, the safety and stability of the Xinjiang power grid is crucial. But Xinjiang power grid supplies power for a large range of area, and the grid structure is mostly connected by single transmission line. Therefore, the power grid is relatively weak in resisting accidents and has high operational risk. In this paper, Xinjiang's 750-kV power grid was chosen as a research object, and a GIC governance method (a shared governance method) is proposed. The Xinjiang power grid's control over GIC effects was analyzed, and the effectiveness of the method was verified using simulations.
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spelling doaj.art-a7ec00ee52864704931e4925cef9b3fd2022-12-21T23:20:54ZengIEEEIEEE Access2169-35362020-01-018754197542710.1109/ACCESS.2020.29891679075223Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation MethodShu-Ming Zhang0https://orcid.org/0000-0001-9794-6465Lian-Guang Liu1State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Beijing, ChinaState Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Beijing, ChinaThe damage caused to power grid by geomagnetic storm increases with an increase in the grid voltage level and an increase in the grid coverage area. Xinjiang is a vast, high-latitude area in China, where geomagnetically induced currents (GIC) have an enormous effect on geomagnetic storm. The voltage level of the Xinjiang power grid (750 kV) and the DC resistance of the grid are small, which aggravates the impact of GICs on the power grid. During geomagnetic storm, the safety and stability of the Xinjiang power grid is crucial. But Xinjiang power grid supplies power for a large range of area, and the grid structure is mostly connected by single transmission line. Therefore, the power grid is relatively weak in resisting accidents and has high operational risk. In this paper, Xinjiang's 750-kV power grid was chosen as a research object, and a GIC governance method (a shared governance method) is proposed. The Xinjiang power grid's control over GIC effects was analyzed, and the effectiveness of the method was verified using simulations.https://ieeexplore.ieee.org/document/9075223/Xinjiang power grid750-kVGIC governancesharing method
spellingShingle Shu-Ming Zhang
Lian-Guang Liu
Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation Method
IEEE Access
Xinjiang power grid
750-kV
GIC governance
sharing method
title Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation Method
title_full Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation Method
title_fullStr Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation Method
title_full_unstemmed Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation Method
title_short Research on the GIC Governance Scheme of the Xinjiang 750-kV Power Grid Based on an Equal Allocation Method
title_sort research on the gic governance scheme of the xinjiang 750 kv power grid based on an equal allocation method
topic Xinjiang power grid
750-kV
GIC governance
sharing method
url https://ieeexplore.ieee.org/document/9075223/
work_keys_str_mv AT shumingzhang researchonthegicgovernanceschemeofthexinjiang750kvpowergridbasedonanequalallocationmethod
AT lianguangliu researchonthegicgovernanceschemeofthexinjiang750kvpowergridbasedonanequalallocationmethod