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Research on power system flexibility optimization based on dual carbon goals
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Guang-qing XU, Kang-kang CHEN, Qing ZHAO*
China Environmental Science | 2025, 45(9) : 5315 - 5328
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China Environmental Science | 2025, 45(9): 5315-5328
• Carbon Emission Control •
Research on power system flexibility optimization based on dual carbon goals
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Guang-qing XU, Kang-kang CHEN, Qing ZHAO*
Affiliations
  • School of Ecology & Environment, Renmin University of China, Beijing 100872, China
Published: 2025-09-20
Outline
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A power system flexibility optimization model, NEMO-China-Flexibility, was constructed in this study, integrating power system flexibility enhancement into a carbon-neutral framework for China's regional power grids. Based on regional economic development levels, energy demand intensity, renewable resource development potential, and flexibility enhancement, four distinct scenarios were designed: baseline scenario, high-penetration variable renewable energy scenario, flexibility enhancement scenario, and comprehensive scenario. The effects of flexibility enhancement were analyzed through scenario comparison. The results showed that integrated source-grid-load-storage flexibility enhancement could significantly enhance the power system's capability to address supply-demand fluctuations and improve renewable energy consumption. Among various flexibility resources, coal power was the foundational flexibility resource, while energy storage exhibited the greatest development potential. Additionally, flexibility enhancement delivered co-benefits such as reducing carbon emissions and lowering power system operational costs.

new power system  /  VRE  /  flexibility enhancement  /  cost optimization  /  carbon neutrality scenario
许光清, 陈康康, 赵庆. 基于双碳目标的电力系统灵活性优化研究. 中国环境科学, 2025 , 45 (9) : 5315 -5328 .
Guang-qing XU, Kang-kang CHEN, Qing ZHAO. Research on power system flexibility optimization based on dual carbon goals[J]. China Environmental Science, 2025 , 45 (9) : 5315 -5328 .
Year 2025 volume 45 Issue 9
57
16
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Article Info
  • Receive Date:2025-04-27
  • Online Date:2026-10-08
  • Published:2025-09-20
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  • Received:2025-04-27
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    School of Ecology & Environment, Renmin University of China, Beijing 100872, China
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多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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