科普 | 大众 Unified Cell的尺寸相关信息

Core Viewpoint - Volkswagen has made significant advancements in its UC battery technology, showcasing its developments at the IAA and emphasizing its dual-track approach of self-research and collaboration with Chinese battery cell suppliers to accelerate commercialization [2][5]. Group 1: UC Battery Development - Volkswagen first publicly announced its UC battery technology strategy during PowerDay in March 2021 [3]. - Over the past four years, Powerco has embarked on a self-research journey for the UC battery, combining self-research with partnerships with Chinese battery cell companies [5]. - In October 2023, Volkswagen executives visited Guoxuan UC battery factory, and Guoxuan's UC standard cell has been designated as the first globally by Volkswagen [6]. Group 2: Applications and Performance - Following the announcement of UC battery development for automotive applications, Volkswagen also revealed its applications in energy storage [7]. - As of now, the installed capacity of UC LFP batteries in energy storage systems has reached 40 MWh, comprising 13 storage cabinets, each utilizing over 12,000 battery cells [9]. - The energy storage station built with UC batteries is expected to commence operations in December this year [10]. Group 3: Battery Specifications - Although Volkswagen has not disclosed specific information about UC battery specifications, based on Guoxuan's information, the following specifications are noted: 1. LFP battery: 91.5 Ah, dimensions 24.8-256-106 mm (excluding terminal size) 2. NCM battery: 115 Ah, dimensions 24.8-256-106 mm (excluding terminal size) [11]. - There are also industry rumors of a UC battery with a thickness of 32 mm, but specific details remain unknown [11]. Group 4: Future Outlook - With the upcoming mass production of Volkswagen's UC batteries, it is anticipated that more information will be publicly released in the future [12].