发明名称 |
ELECTRICAL APPARATUS, COOLING SYSTEM THEREFOR, AND ELECTRIC VEHICLE |
摘要 |
An inverter apparatus includes a liquid path in which cooling water flows, and in which the cooling water performs cooling at a cooling part located directly underneath the power circuit part of the inverter apparatus. The liquid path includes a first partial structure part formed between a feed pipe and the cooling part, and having a liquid path cross-sectional profile that is gradually reduced in the short-side direction of the cooling part and that is gradually enlarged in the long-side direction thereof; and a second partial structure part formed between the cooling part and a drain pipe, and having a liquid path cross-sectional profile that is gradually enlarged from the short-side of the cooling part and that is gradually reduced from the long-side thereof.
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申请公布号 |
US2007242435(A1) |
申请公布日期 |
2007.10.18 |
申请号 |
US20070765732 |
申请日期 |
2007.06.20 |
申请人 |
HITACHI, LTD. |
发明人 |
NAKAMURA TAKAYOSHI;TAMBA AKIHIRO;SAITO RYUICHI;NISHIHARA ATSUO |
分类号 |
H05K7/20;H01L23/473;H02M7/00 |
主分类号 |
H05K7/20 |
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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