行业观察 | 固态电池风口之下，为何宁德时代等巨头却重提液态电池？

Core Insights - The solid-state battery sector has seen significant stock price increases for companies like Sandi Intelligent and Yiwei Lithium Energy since August, indicating a reevaluation of its value [1] - Despite the promising technology of solid-state batteries, the commercial viability remains challenging, with major players like CATL focusing more on liquid batteries and achieving breakthroughs in lithium iron phosphate technology [1] - The industry is shifting its attention back to liquid batteries due to their current profitability and established infrastructure, highlighting the advantages of lithium iron phosphate batteries in terms of cost and maturity [1] Group 1: Industry Trends - The 2025 World Power Battery Conference held in Yibin highlighted the ongoing discussions about the battery industry's future, with CATL's chairman using terms like "speculation" and "surge" to describe the recent lithium price increases [3][5] - The conference showcased a notable shift in focus from solid-state batteries to liquid batteries, with industry leaders emphasizing the importance of current technologies over speculative advancements [6][10] - Experts predict that solid-state batteries may not achieve mass commercialization until at least 2030, with significant technical challenges still to be addressed [8][10] Group 2: Market Dynamics - The lithium iron phosphate battery route is regaining attention due to its high safety, low cost, and long cycle life, despite its lower energy density compared to other technologies [14][15] - The market for energy storage is expected to grow significantly, with projections indicating that by the end of 2024, new energy storage installations will surpass pumped storage [17][18] - CATL's strategic investments, such as the recent capital increase in Jiangxi Shenghua New Materials, reflect a commitment to both solid-state and lithium iron phosphate battery technologies [16]