300Wh/kg无极耳21700-RS60电芯发布 睿恩“出击”两轮电摩市场！

Core Viewpoint - The article discusses the revolutionary "No Ear" technology in lithium-ion batteries, which eliminates traditional ear structures to enhance performance and safety, marking a significant advancement in the industry towards high energy density, ultra-high power, and wide temperature range applications [1][4]. Group 1: Technology and Performance - The "No Ear" technology fundamentally restructures the current transmission path in batteries, significantly reducing electronic resistance by 80% and improving energy efficiency by 80% over the entire lifecycle [6]. - The cylindrical battery structure, combined with high nickel and silicon materials, allows for uniform stress release and gas discharge, addressing safety concerns associated with traditional battery designs [5][6]. - The new battery cells support extreme temperature operations, with capabilities for -40°C discharge and -20°C charging, maintaining over 90% capacity retention [6]. Group 2: Manufacturing and Production - The production of "No Ear" cells involves complex manufacturing processes with thousands of control points, including precise coating techniques that require alignment within 0.1mm [7]. - Advanced welding techniques, such as laser penetration welding, are employed to ensure safety and longevity by preventing residue from remaining inside the cells [8]. Group 3: Company Development and Market Position - Established in 2022, the company has rapidly developed a modern factory and launched several high-performance battery models, including the world's highest energy density 21700 cylindrical cells [11][12]. - The company emphasizes its competitive edge through a strong talent pool, including experts from top universities and experienced professionals from the Japanese battery industry [12]. Group 4: Product Advantages - The "No Ear" cells have achieved significant performance benchmarks, including energy densities of 270Wh/kg and the upcoming 300Wh/kg models, alongside high discharge rates and long cycle life [17][18]. - The cells are designed for a wide operational temperature range and rapid charging capabilities, with future goals set to challenge even higher energy densities [19][28].