海绵硅负极电池
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广汽集团全固态电池中试产线正式投产
Zheng Quan Shi Bao Wang· 2025-11-24 06:42
Core Insights - GAC Group has officially launched a pilot production line for all-solid-state batteries in Panyu, Guangzhou, marking a significant step towards achieving its goal of equipping vehicles with these batteries by 2026 [1][3] Group 1: Production and Technology - The pilot production line is crucial for validating production processes, optimizing parameters, and enhancing product quality and stability before mass production [3] - The line has achieved the capability for mass production of automotive-grade all-solid-state batteries with a capacity of over 60Ah, overcoming several technical bottlenecks [3][4] - GAC's all-solid-state battery has an energy density exceeding 400Wh/kg and has passed rigorous safety tests, addressing concerns related to range and safety [3][4] Group 2: Technical Advancements - The ionic conductivity of GAC's solid electrolyte material has surpassed 10mS/cm, positioning it at the forefront of the industry [4] - The company has developed a high-toughness, wide-width sulfide solid electrolyte film, ensuring optimal performance of the all-solid-state batteries [4] - GAC's dry electrode technology has achieved a continuous production of high-capacity positive electrodes, laying the foundation for high-energy all-solid-state battery manufacturing [4][5] Group 3: Diversification and Future Prospects - GAC Group is pursuing multiple technological routes in the new energy sector, including the recent launch of a high-performance hydrogen fuel cell stack [5] - The fuel cell stack has achieved significant advancements in power density and reliability, with a projected lifespan of up to 30,000 hours [5] - The company is also developing various battery technologies, including cartridge battery technology and high-safety lithium iron phosphate batteries, to enhance battery safety and range [5]
广汽集团全固态电池中试产线正式建成投产
Zheng Quan Ri Bao· 2025-11-23 16:38
Core Viewpoint - GAC Group has officially launched its pilot production line for all-solid-state batteries in Guangzhou, marking a significant step towards achieving its goal of equipping vehicles with these batteries by 2026 and advancing the commercialization of solid-state batteries in the electric vehicle industry [1][2]. Group 1: Production and Technology - The pilot production line is crucial for validating production processes, optimizing parameters, and improving product quality and stability before mass production [1]. - GAC Group's pilot line is the first in the industry to meet the conditions for mass production of automotive-grade all-solid-state batteries with a capacity of over 60Ah [1]. - The company has made significant breakthroughs in overcoming technical bottlenecks such as dry method thick electrode preparation and ultra-thin electrolyte film formation, achieving an energy density of over 400Wh/kg for its all-solid-state batteries [2]. Group 2: Safety and User Focus - The all-solid-state battery technology addresses major pain points in current power batteries, particularly safety, which is significantly enhanced through the use of solid-state battery technology [1][2]. - GAC Group emphasizes a user-centered approach, prioritizing safety in all its technological advancements [3]. Group 3: Diversified Technology Strategy - In addition to solid-state batteries, GAC Group is pursuing multiple technology routes, including the development of cartridge battery technology and intrinsically safe lithium iron phosphate batteries to enhance battery safety [2]. - The company is also actively investing in hydrogen energy technologies, mastering both hydrogen fuel cells and hydrogen engine technologies [2].