发明名称 |
SECONDARY-BATTERY TEMPERATURE-RAISING APPARATUS AND VEHICLE HAVING SAME |
摘要 |
A temperature elevating apparatus of a secondary battery (10) includes a ripple generator (20) and a controller (30). Ripple generator (20) is connected to secondary battery (10), and is configured to actively generate ripple current (1) of a predetermined frequency in secondary battery (10). Controller (30) controls ripple generator (20) to elevate a temperature of the secondary battery by generating ripple current (1) in secondary battery (10). Here, the predetermined frequency is set to be a frequency in a frequency region where an absolute value of an impedance of secondary battery (10) relatively decreases based on frequency characteristics of the impedance of secondary battery (10). |
申请公布号 |
KR20120023110(A) |
申请公布日期 |
2012.03.12 |
申请号 |
KR20117030325 |
申请日期 |
2009.07.08 |
申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
NISHI YUJI;TAKAHASHI HIDENORI;TAZAWA MASATOSHI;MATSUSAKA MASANOBU;ISHIKURA MAKOTO |
分类号 |
H01M10/50;B60L11/18 |
主分类号 |
H01M10/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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