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电化学储能标准规范
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五部门:加强电化学储能安全管理,进一步完善相关标准规范
Core Viewpoint - The energy storage industry is undergoing a significant safety evaluation due to the increasing frequency of fire and explosion incidents in energy storage stations, prompting regulatory bodies to enhance safety management measures [1][2]. Industry Overview - The energy storage market, particularly electrochemical storage, is rapidly expanding in China, with a market share close to 90% in new energy storage applications [1]. - Despite being the largest in the world, China's electrochemical storage sector has a relatively low accident rate compared to its scale [1]. Safety Management Measures - The National Energy Administration and other departments issued a notification to strengthen safety management in electrochemical storage, focusing on six key areas: enhancing battery system safety, evaluating project safety conditions, improving standards, enforcing safety responsibilities, promoting inter-departmental collaboration, and ensuring corporate accountability [1][2]. - The notification emphasizes the need for improved standards and regulations in the electrochemical storage sector, with a focus on aligning with national safety standards [2][3]. Challenges in Safety and Technology - The electrochemical storage industry faces multiple challenges, including technical reliability, environmental safety, and lifecycle management issues related to lithium batteries [2]. - Concerns include the impact of temperature on battery efficiency, the risk of lithium dendrite formation leading to short circuits, and the environmental hazards posed by improperly managed retired lithium batteries [2]. Innovations and Future Directions - New carbon dioxide storage technology is gaining attention for its inherent safety features, utilizing inert CO₂ as a working medium, which offers environmental compatibility and safety advantages [2]. - Industry experts suggest a dual approach of "technology + management" to enhance safety and efficiency, advocating for innovation in both technical applications and management systems [3]. Economic Considerations - The economic competitiveness of electrochemical storage is identified as a core issue for large-scale adoption, necessitating a balance between safety and cost-effectiveness [3].