Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode Adjustment

Distribution utilities can flexibly control distribution networks by allocating the automatic and remotely controlled sectionalizing switches (SSs), which work with tie lines (TLs) to speed up fault management and are alternative devices for distribution operation mode adjustment. Hence, the SSs and...

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Main Authors: Qiang Luo, Wangjun Li, Chong Gao, Junxiao Zhang, Peidong Chen, Zhiheng Xu, Xiangang Peng, Chun Sing Lai, Loi Lei Lai
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-07-01
Series:Frontiers in Energy Research
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fenrg.2022.906422/full
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author Qiang Luo
Wangjun Li
Chong Gao
Junxiao Zhang
Peidong Chen
Zhiheng Xu
Xiangang Peng
Chun Sing Lai
Chun Sing Lai
Loi Lei Lai
author_facet Qiang Luo
Wangjun Li
Chong Gao
Junxiao Zhang
Peidong Chen
Zhiheng Xu
Xiangang Peng
Chun Sing Lai
Chun Sing Lai
Loi Lei Lai
author_sort Qiang Luo
collection DOAJ
description Distribution utilities can flexibly control distribution networks by allocating the automatic and remotely controlled sectionalizing switches (SSs), which work with tie lines (TLs) to speed up fault management and are alternative devices for distribution operation mode adjustment. Hence, the SSs and the TLs play an important role in distribution networks. In order to improve the reliability of power supply and achieve economic distribution network operation, this paper proposes a bi-level SSs and TLs planning model, which considers distribution operation mode adjustment to optimize the allocation of SSs and TLs. The upper level of the proposed model aims at minimizing the sum of the total investment cost, the customer interruption loss cost, and the line loss cost. The upper level identifies the number and location of the SSs and the TLs. With the planning scheme obtained from the upper level, the lower level of the model adjusts the distribution operation mode to minimize the distribution line loss. In addition, binary particle swarm optimization (BPSO) is used because it has stable convergence and effectively explores the search space. A second-order cone programming (SOCP) is employed to reduce the complexity of the model and improve the solving process by linearizing the reconstruction calculation of the distribution network. Finally, simulation studies were conducted on bus 2 and bus 4 of the RBTS standard test system to assess the feasibility of the proposed model. The stability and effectiveness of the model are verified through various comparisons.
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spelling doaj.art-fbf0f8b1558b4c40818b2c50876beace2022-12-22T02:44:13ZengFrontiers Media S.A.Frontiers in Energy Research2296-598X2022-07-011010.3389/fenrg.2022.906422906422Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode AdjustmentQiang Luo0Wangjun Li1Chong Gao2Junxiao Zhang3Peidong Chen4Zhiheng Xu5Xiangang Peng6Chun Sing Lai7Chun Sing Lai8Loi Lei Lai9Planning Research of Guangdong Power Grid Co., Ltd., Guangzhou, ChinaSchool of Automation, Guangdong University of Technology, Guangzhou, ChinaPlanning Research of Guangdong Power Grid Co., Ltd., Guangzhou, ChinaPlanning Research of Guangdong Power Grid Co., Ltd., Guangzhou, ChinaPlanning Research of Guangdong Power Grid Co., Ltd., Guangzhou, ChinaPlanning Research of Guangdong Power Grid Co., Ltd., Guangzhou, ChinaSchool of Automation, Guangdong University of Technology, Guangzhou, ChinaSchool of Automation, Guangdong University of Technology, Guangzhou, ChinaDepartment of Electronic and Electrical Engineering, Brunel University London, London, United KingdomSchool of Automation, Guangdong University of Technology, Guangzhou, ChinaDistribution utilities can flexibly control distribution networks by allocating the automatic and remotely controlled sectionalizing switches (SSs), which work with tie lines (TLs) to speed up fault management and are alternative devices for distribution operation mode adjustment. Hence, the SSs and the TLs play an important role in distribution networks. In order to improve the reliability of power supply and achieve economic distribution network operation, this paper proposes a bi-level SSs and TLs planning model, which considers distribution operation mode adjustment to optimize the allocation of SSs and TLs. The upper level of the proposed model aims at minimizing the sum of the total investment cost, the customer interruption loss cost, and the line loss cost. The upper level identifies the number and location of the SSs and the TLs. With the planning scheme obtained from the upper level, the lower level of the model adjusts the distribution operation mode to minimize the distribution line loss. In addition, binary particle swarm optimization (BPSO) is used because it has stable convergence and effectively explores the search space. A second-order cone programming (SOCP) is employed to reduce the complexity of the model and improve the solving process by linearizing the reconstruction calculation of the distribution network. Finally, simulation studies were conducted on bus 2 and bus 4 of the RBTS standard test system to assess the feasibility of the proposed model. The stability and effectiveness of the model are verified through various comparisons.https://www.frontiersin.org/articles/10.3389/fenrg.2022.906422/fullsectionalizing switchestie linesbi-level modeloperation model adjustmentcustomer interruption lossline loss
spellingShingle Qiang Luo
Wangjun Li
Chong Gao
Junxiao Zhang
Peidong Chen
Zhiheng Xu
Xiangang Peng
Chun Sing Lai
Chun Sing Lai
Loi Lei Lai
Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode Adjustment
Frontiers in Energy Research
sectionalizing switches
tie lines
bi-level model
operation model adjustment
customer interruption loss
line loss
title Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode Adjustment
title_full Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode Adjustment
title_fullStr Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode Adjustment
title_full_unstemmed Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode Adjustment
title_short Bi-Level Coordinated Planning of Sectionalizing Switches and Tie Lines Considering Operation Mode Adjustment
title_sort bi level coordinated planning of sectionalizing switches and tie lines considering operation mode adjustment
topic sectionalizing switches
tie lines
bi-level model
operation model adjustment
customer interruption loss
line loss
url https://www.frontiersin.org/articles/10.3389/fenrg.2022.906422/full
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