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1. (WO2015045761) BATTERY SYSTEM

Pub. No.:    WO/2015/045761    International Application No.:    PCT/JP2014/073188
Publication Date: Fri Apr 03 01:59:59 CEST 2015 International Filing Date: Thu Sep 04 01:59:59 CEST 2014
IPC: H02J 7/00
H01M 2/36
H01M 10/44
H01M 12/08
H02J 7/34
Applicants: NISSAN MOTOR CO., LTD.
Inventors: NAGAYAMA, Mori
長山 森
宮澤 篤史
TSUKADA, Yoshiko
塚田 佳子
A battery system comprises: a main battery (1) that can be charged and discharged; a cartridge (2) including an air battery (8) that is in an inactive state; a cartridge holder (3) for detachably holding the cartridge (2) and outputting the power of the air battery (8); a battery activation means (4) for activating the air battery (8) in the cartridge (2) held by the cartridge holder (3); and a system control means (6). Since the battery system is equipped with the main battery (1) and the replaceable air battery (8) that can be arbitrarily started to be discharged, the battery system can be used in a long term and is enhanced in convenience.