动力电池技术迭代路: 从锂基领航到钠固竞逐新篇
Zhong Guo Zheng Quan Bao·2025-11-25 21:13

Core Insights - China's power battery shipments are expected to exceed TWh in 2025, with nearly threefold growth potential over the next decade, marking the entry into the "TWh era" for the industry [1] - The industry is witnessing a surge in diverse technological pathways, including breakthroughs in sodium batteries and solid-state batteries, accelerating the pace of industrialization [1][2] Industry Development - Significant advancements have been made in China's power battery industry over the past five years, particularly in material innovation, which supports the global electrification process [2] - The installed capacity of power batteries in China increased from 63.6 GWh in 2020 to 548.8 GWh in 2024, with 493.9 GWh achieved in the first three quarters of 2025 [2] - Battery energy density has improved by 10%, and fast-charging technology has reduced charging times by over 20 minutes [2] - The average driving range of pure electric passenger vehicles is approaching 500 kilometers, and the cost of battery cells has decreased by 30% [2] Technological Advancements - Solid-state battery research has made critical progress, with some companies completing small-scale testing and vehicle integration [2][6] - Sodium-ion batteries are being commercialized in energy storage and low-speed electric vehicle applications [2] - The global lithium battery shipment is projected to reach 10 TWh by 2035, with solid-state battery penetration expected to be 5%-10% [5] Competitive Landscape - Companies like CATL are advancing sodium-ion battery technology, while semi-solid state batteries are moving towards mass production [4] - The potential of liquid lithium batteries has not been fully realized, indicating ongoing opportunities for innovation in this area [7] Strategic Recommendations - To achieve high-quality development in the power battery industry during the 14th Five-Year Plan, there is a need for collaborative innovation in technology and materials [9] - Emphasis should be placed on the industrialization of new battery technologies and the expansion into emerging application scenarios [9] - Enhancing the competitiveness of the supply chain through resource recovery and reducing reliance on foreign mineral resources is crucial [9] - Establishing a comprehensive regulatory framework and improving product quality and safety standards will help foster a fair competitive market environment [9]