熔盐储热技术
Search documents
新型储能:技术多元并进 规模世界第一
Ke Ji Ri Bao· 2025-10-15 23:20
"目前,新型储能应用效果逐步显现,2024年全年新型储能调用情况相较2023年大幅提升,浙江、江 苏、重庆、新疆等多地年均等效利用小时数达到1000小时以上,成为促进新能源开发消纳的重要手段。 迎峰度夏期间,新型储能充分发挥'超级充电宝'功效,为顶峰时段电力保供贡献了关键力量。"国家能 源局能源节约和科技装备司副司长边广琦说。 多类型技术路线加快落地 "十四五"期间,我国新型储能技术创新和产业发展不断突破,成为构建新型电力系统的重要支撑。国家 能源局数据显示,截至2024年底,全国新型储能装机达7376万千瓦,占全球总装机40%以上,约为"十 三五"末的20倍。我国新型储能规模已跃居世界第一。 新型储能应用效果逐步显现 新型储能是指除抽水蓄能外,以输出电力为主要形式并对外提供服务的储能技术,包括电化学储能、压 缩空气储能、重力储能等。它如同电力系统的"超级充电宝",通过在谷时充电、峰时放电,有效提升新 能源消纳能力,保障电网安全稳定运行。 "新型储能是构建新型电力系统的重要技术和基础装备,是实现碳达峰碳中和目标的重要支撑,也是催 生国内能源新业态、抢占国际战略新高地的重要领域。"中国科学院理化技术研究所研究员 ...
一批新技术加速示范应用 中国新型储能规模跃居世界第一
Ren Min Ri Bao· 2025-09-03 01:30
Core Insights - The report highlights the rapid growth of new energy storage systems in China, with a total installed capacity of 73.76 million kilowatts and 168 million kilowatt-hours by the end of 2024, accounting for over 40% of the global total [1][3][4] - The development of new energy storage is a strategic choice to support renewable energy and stabilize power supply, especially during peak demand periods [3][4] Energy Storage Development - As of June 2023, the installed capacity of new energy storage in China reached 94.91 million kilowatts, a 29% increase from the projected figures for 2024 [3] - The average annual growth rate of new energy storage installations has exceeded 130% since the 14th Five-Year Plan, with a 20-fold increase in scale [3][4] Policy and Market Mechanisms - Clear policies have been established to promote the high-quality development of new energy storage, including its inclusion in the government work report and various action plans [4][9] - The new energy storage market is evolving, with the establishment of market mechanisms allowing storage companies to participate in auxiliary service markets and earn revenue [9][10] Technological Innovations - The report indicates a diverse range of new energy storage technologies being implemented, with lithium-ion battery storage dominating the market [5][6] - Innovations in energy storage technologies are progressing, with advancements in lithium-ion batteries and the emergence of new technologies such as compressed air and flow batteries [6][7] Application and Performance - New energy storage systems are actively contributing to peak shaving and power supply stability, with a maximum adjustable power of 64.23 gigawatts recorded in the national grid [8] - The peak discharge capacity reached 44.53 gigawatts, representing a 55.7% increase compared to the previous year, effectively supporting power supply during peak demand periods [8] Challenges and Future Directions - Despite rapid advancements, there are regional disparities in the development and market access for new energy storage, with some areas lagging in market participation [10][11] - The report emphasizes the need for further improvements in market mechanisms and investment incentives to enhance the development of new energy storage [10][11]
中国新型储能规模跃居世界第一
Ren Min Ri Bao Hai Wai Ban· 2025-09-03 00:02
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].