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高工锂电年会直击⑤:2025固态电池有何创新?
高工锂电· 2025-11-20 14:47
Core Insights - The 2025 (15th) High-Performance Lithium Battery Annual Conference highlighted the importance of new battery technology commercialization as a key factor in determining the industry's upward expectations [2] - Industry leaders emphasized the need to bridge the gap between laboratory innovations and mass production capabilities, focusing on practical breakthroughs in battery structure, process compatibility, environmental constraints, cost control, and safety compliance [2] Group 1: New Battery Technologies - Sulfide all-solid-state batteries have shown potential in military and aviation applications, but face challenges in market demand and application scenarios [3] - Zhongke Gonen has developed a new boron-catalyzed synthesis method for sulfide electrolytes, achieving high ionic conductivity and improved air stability [5] - The company has also designed a novel sulfide electrolyte structure with excellent water and oxygen stability, significantly reducing harmful gas emissions [5] Group 2: Manufacturing Innovations - Bolewei has established a comprehensive equipment system for dry electrode production, emphasizing the importance of consistent density and thickness in large-scale manufacturing [9][10] - The company has developed multiple roller pressing technologies to enhance the efficiency and quality of solid-state electrolyte film production [8][10] Group 3: Environmental Control in Battery Production - The energy consumption of environmental control in battery manufacturing is significant, accounting for 43% of total energy use, prompting the need for energy-efficient solutions [11] - Industrial high-temperature heat pump technology is being explored as a viable path to achieve zero-carbon heating in industrial processes [11][12] Group 4: Safety and Compliance - The production of sulfide solid-state batteries requires stringent environmental controls to manage H₂S emissions, with new solutions being developed to ensure compliance with safety standards [16][17] - The industry is moving towards verifiable processes and monitoring systems to replace traditional management practices in dust and gas safety [17] Group 5: Material Innovations - Keleiming has improved the shear strength and thermal stability of its HSI insulation materials, meeting new national standards and enhancing battery safety [20] - The company has successfully implemented a printing technology that significantly improves the performance and production efficiency of battery components [21]