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既“赛马”又“养马”,锂电“最好的研发在客户车间” | 解码活力中国

Core Insights - The article highlights the breakthroughs made by Chinese lithium battery companies, particularly in solid-state battery technology, showcasing their innovative approaches to overcoming significant technical challenges [1][2][8] Group 1: Technological Breakthroughs - Solid-state batteries are seen as the next-generation power battery solution, but the solid electrolyte faces a "trilemma" of high ionic conductivity, interface compatibility, and electrochemical stability [2] - The research team at Tianqi Materials encountered significant challenges with interface impedance when solid electrolytes interacted with high-nickel cathodes, which adversely affected battery performance [2] - A dedicated focus on solving the air stability of sulfide electrolytes led to a significant discovery regarding the degradation of battery performance due to environmental exposure, prompting innovative solutions such as the development of a protective film [2][3] Group 2: Innovation Ecosystem - The company adopted a "horse racing" mechanism to evaluate competing technologies, ultimately favoring the sulfide route for its superior ionic conductivity and cycling stability [4] - The CEO emphasized the importance of maintaining a balance between openness and focus in innovation, which has become a shared understanding within the team [5] Group 3: Industry Collaboration - The collaboration between battery manufacturers and clients has become a norm, with real-time data sharing leading to rapid problem-solving and iterative improvements in battery technology [7] - The demand for solid-state batteries is driven by emerging technologies such as AI, which require enhanced battery performance, thus creating a significant market opportunity [7][8] Group 4: Market Developments - Companies like BTR and others are advancing solid-state battery materials and solutions, indicating a broader industry push towards commercialization [6] - The acceleration of solid-state battery industrialization is evident, with various companies planning to implement solid-state batteries in their products by 2026 [6]