中国新型储能规模跃居世界第一

Core Viewpoint - The rapid growth of new energy storage in China is driven by clear policies and technological innovations, positioning the country as a global leader in this sector, with significant contributions to renewable energy utilization and grid stability [5][8][12]. Group 1: Current Status of Energy Storage - As of the end of 2024, China's new energy storage capacity is expected to reach 73.76 million kilowatts, accounting for over 40% of the global total [5][7]. - By June 2023, the installed capacity of new energy storage in China reached 94.91 million kilowatts, representing a growth of approximately 29% compared to the end of 2024 [7][8]. - The average annual growth rate of new energy storage capacity has exceeded 130% since the 14th Five-Year Plan, with a 20-fold increase in scale [7][8]. Group 2: Technological Innovations - The introduction of molten salt storage technology in coal-fired power plants enhances operational flexibility, allowing for heat storage during low demand and supply during peak periods [9][10]. - Various new energy storage technologies, including lithium-ion batteries, compressed air storage, and flow batteries, are advancing towards commercial application, with significant improvements in efficiency and response times [10][11]. - The development of a diverse ecosystem for new energy storage technologies is evident, with multiple pilot projects showcasing innovative applications [10][11]. Group 3: Policy and Market Mechanisms - The Chinese government has included "developing new energy storage" in its work report, emphasizing its role in the new power system [8][14]. - New market mechanisms are being established to allow energy storage to participate in electricity trading, providing a stable foundation for the industry's growth [14][15]. - By 2024, the trading volume of new energy storage in the State Grid area is projected to reach 7.12 billion kilowatt-hours, a year-on-year increase of 2.7 times [14][15]. Group 4: Applications and Impact - New energy storage systems are actively contributing to peak shaving and power supply stability, especially during high-demand periods [12][13]. - The maximum adjustable power of new energy storage in the State Grid area reached 64.23 gigawatts, with a peak discharge capacity of 44.53 gigawatts, marking a 55.7% increase compared to the previous year [13]. - The effective utilization of new energy storage has become a crucial method for promoting renewable energy development and consumption [8][12].