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Patent Searching and Data


Title:
ELECTRICAL BATTERY SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/161751
Kind Code:
A1
Abstract:
The present disclosure relates to an electrical battery system (3) for a vehicle comprising a first battery pack (1) and a second battery pack (2). The first battery pack (1) has a larger total nominal energy capacity than the second battery pack (2). The first battery pack (1) comprises an array of a first type of battery cells (21) and the second battery pack (2) comprises an array of a second type of battery cells (22). The second type of battery cells (22) withstands a larger maximal 30-seconds discharge pulse current than the first type of battery cells (21). The first type of battery cells (21) have a higher nominal energy capacity per unit volume than the second type of battery cells (22), and the battery cells of the second battery pack (2) are better thermally insulated than the battery cells of the first battery pack (1). The present disclosure also relates to a vehicle drive train comprising such an electrical battery system, a vehicle comprising such an electrical battery system, and a method for controlling operation of a vehicle drive train (30) comprising such an electrical battery system (3).

Inventors:
ISAKSSON, Björn (Hagåkersgatan 10A, Mölndal, Mölndal, SE)
HALLBERG, Linus (Adolfs Lycka 1, Säve, Säve, SE)
Application Number:
CN2019/074985
Publication Date:
August 29, 2019
Filing Date:
February 13, 2019
Export Citation:
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Assignee:
NINGBO GEELY AUTOMOBILE RESEARCH & DEVELOPMENT CO., LTD. (No. 818, Binhai 2nd Road Hangzhou Bay New Distric, Ningbo Zhejiang 6, 315336, CN)
International Classes:
H01M16/00; B60K6/32; H01M8/04
Attorney, Agent or Firm:
CHOFN INTELLECTUAL PROPERTY (Room 1215-1218, Floor 12Left Bank Community, No.68 Beisihuanxilu, Haidian District, Beijing 0, 100080, CN)
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