装机容量连续9年居世界首位——我国抽水蓄能发展步入快车道

Core Insights - China's pumped storage capacity has ranked first in the world for nine consecutive years, with Japan and the United States following in second and third place respectively [1] - The rapid growth of renewable energy sources like wind and solar power has led to significant decarbonization in the electricity system, but it also presents new technical challenges that require advanced solutions like pumped storage [1] - The development of pumped storage is crucial for supporting the transition to a new power system and achieving high-quality growth in the sector [1] Industry Development - As of the end of 2024, China's total installed capacity of pumped storage power stations is expected to reach 58.69 million kilowatts, with the East China region having the largest capacity [1] - The total approved and under construction capacity of pumped storage stations nationwide is approximately 200 million kilowatts [1] - The report highlights that China has a unique advantage in pumped storage resources, with a total potential capacity of about 160 million kilowatts identified across various provinces [2] Market Mechanism - Regions like Guangdong and Shandong have initiated pilot projects for pumped storage to participate in electricity market trading, indicating a shift towards market-oriented operations [2] - The current electricity market is evolving, with auxiliary service markets starting to develop, but challenges remain for pumped storage to fully engage in the market [2] - Recommendations include establishing differentiated pilot projects and improving market mechanisms to enhance operational capabilities and ensure orderly implementation of plans [2] Pricing Mechanism - A reasonable pricing mechanism is essential for the sustainable development of the industry, with the current two-part pricing policy supporting investment returns and rapid growth [3] - As the national electricity market reform progresses, there is a need to transition the pricing policy towards market-based mechanisms, potentially adopting a "benchmark capacity price + difference contract" model [3] - Emphasis on technological advancements is crucial for enhancing the competitiveness of pumped storage, with a focus on innovation and cost reduction throughout the project lifecycle [3]