发明名称 |
Electronic device, and system for DC voltage conversion |
摘要 |
An electronic device includes: a first input terminal to which a first DC supply voltage of a fuel cell system having a controllable supply voltage is provided; a second input terminal to which a second DC supply voltage of a rechargeable secondary battery is provided; a DC voltage conversion circuit which receives the first and second DC supply voltages from the first and second input terminals, and supplies a current of a desired voltage to a load; a charging circuit which receives the first DC supply voltage from the first input terminal, and supplies a DC supply voltage for charging to the second input terminal; and a control circuit which determines a desired value of the first DC supply voltage in accordance with a value of the second DC supply voltage of the secondary battery, and provides the determined desired value to the fuel cell system.
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申请公布号 |
US7816812(B2) |
申请公布日期 |
2010.10.19 |
申请号 |
US20070986081 |
申请日期 |
2007.11.20 |
申请人 |
FUJITSU LIMITED |
发明人 |
NAKASHIMA YOSHIYASU;KAZAMA SATOSHI;YOKOTA KOICHI |
分类号 |
H02J1/10;H02J3/38;H02J7/34 |
主分类号 |
H02J1/10 |
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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