{"title":"A Cost Surrogate Model for TSO-DSO Coordination Based on Polynomial Chaos Expansion","authors":"Wei Dai;Dewen Li;Hui Liu;Yuelin Liu","doi":"10.1109/TPWRS.2025.3564109","DOIUrl":"10.1109/TPWRS.2025.3564109","url":null,"abstract":"An accurate aggregated flexibility cost of distribution network is essential for the coordination of transmission system operator (TSO) and distribution system operator (DSO). However, existing methods face accuracy and computational efficiency challenges in capturing the nonlinear characteristic of the aggregated flexibility cost through multi-segment linear approximation. Therefore, this letter proposes a cost surrogate model to replace the original total cost of generators, controlled loads, and other operational cost in the distribution grid, using polynomial chaos expansion (PCE). This cost surrogate model is represented as a nonlinear analytical function between the total cost and the exchange power at the interface of TSO-DSO. The accurate cost surrogate model can avoid considering the detailed model of the whole distribution network. The simulation results demonstrate the effectiveness of the proposed model.","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"40 4","pages":"3580-3583"},"PeriodicalIF":6.5,"publicationDate":"2025-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143873101","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"IEEE Power & Energy Society Publication Information","authors":"","doi":"10.1109/TPWRS.2025.3558052","DOIUrl":"10.1109/TPWRS.2025.3558052","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"40 3","pages":"C2-C2"},"PeriodicalIF":6.5,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=10974421","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143862120","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"New! IEEE Energy Sustainability Magazine","authors":"","doi":"10.1109/TPWRS.2025.3558113","DOIUrl":"https://doi.org/10.1109/TPWRS.2025.3558113","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"40 3","pages":"2816-2816"},"PeriodicalIF":6.5,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=10974425","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143860821","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Blank Page","authors":"","doi":"10.1109/TPWRS.2025.3558096","DOIUrl":"https://doi.org/10.1109/TPWRS.2025.3558096","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"40 3","pages":"C4-C4"},"PeriodicalIF":6.5,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=10974446","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143860822","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"IEEE Transactions on Power Systems Information for Authors","authors":"","doi":"10.1109/TPWRS.2025.3558054","DOIUrl":"https://doi.org/10.1109/TPWRS.2025.3558054","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"40 3","pages":"C3-C3"},"PeriodicalIF":6.5,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=10974422","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143860842","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Introducing the IEEE PES Resource Center","authors":"","doi":"10.1109/TPWRS.2025.3558112","DOIUrl":"https://doi.org/10.1109/TPWRS.2025.3558112","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"40 3","pages":"2815-2815"},"PeriodicalIF":6.5,"publicationDate":"2025-04-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=10974448","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143860792","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Quantifying and Optimizing the Time-Coupled Flexibilities at the Distribution-Level for TSO-DSO Coordination","authors":"Yilin Wen, Yi Guo, Zechun Hu, Gabriela Hug","doi":"10.1109/tpwrs.2025.3563041","DOIUrl":"https://doi.org/10.1109/tpwrs.2025.3563041","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"36 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143857671","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Solve Large-scale Unit Commitment Problems by Physics-informed Graph Learning","authors":"Jingtao Qin, Nanpeng Yu","doi":"10.1109/tpwrs.2025.3562886","DOIUrl":"https://doi.org/10.1109/tpwrs.2025.3562886","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"17 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143857674","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cheng Feng, Linbin Huang, Xiuqiang He, Yi Wang, Florian Dorfler, Chongqing Kang
{"title":"Hybrid Oscillation Damping and Inertia Management for Distributed Energy Resources","authors":"Cheng Feng, Linbin Huang, Xiuqiang He, Yi Wang, Florian Dorfler, Chongqing Kang","doi":"10.1109/tpwrs.2025.3562811","DOIUrl":"https://doi.org/10.1109/tpwrs.2025.3562811","url":null,"abstract":"","PeriodicalId":13373,"journal":{"name":"IEEE Transactions on Power Systems","volume":"52 1","pages":""},"PeriodicalIF":6.6,"publicationDate":"2025-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143857673","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}