DT新材料·2025-11-07 16:05Core Viewpoint - BYD's Fudi Battery has updated its consumer battery technology information, revealing advancements in solid-state electrolyte technology, indicating progress towards demonstration vehicle deployment by 2027 [1][2]. Group 1: Solid-State Battery Development - BYD plans to produce solid-state batteries in small batches by 2027, with an initial demonstration project of approximately 1,000 vehicles [2]. - By 2030, it is expected that 40,000 vehicles will be equipped with solid-state batteries, and by 2033, this number is projected to reach 120,000 [2]. - The 60Ah solid-state battery developed by BYD has an energy density of 400Wh/kg, which is double that of current liquid batteries, and features industry-leading low-temperature performance and ultra-fast charging capabilities [5]. Group 2: Technological Innovations - Fudi Battery's technology combines high-nickel ternary (single crystal) with silicon-based anodes and sulfide electrolytes, differentiating it from competitors like SAIC and Toyota [5]. - Key advancements have been made in interface impedance control and low-temperature performance, with discharge efficiency at -30°C improved to 85%, surpassing Japanese and Korean competitors by 15 percentage points [5]. - The solid-state battery technology is not only intended for BYD's own vehicles but is also expected to be supplied to other companies [5]. Group 3: Industry Events and Collaborations - The Carbontech New Energy Carbon Materials and Battery Conference will explore advancements in carbon materials and their applications in battery technology, featuring speakers from various leading companies [8]. - The event will cover topics such as porous carbon, silicon-carbon anodes, and new nano-carbon materials, indicating a collaborative effort in the industry to advance battery technology [8]. Group 4: Future Prospects - The ongoing development of solid-state batteries and advancements in carbon materials suggest a significant shift in the battery technology landscape, with potential implications for electric vehicle performance and safety [5][8].