LIQUID COOLING TYPE POWER CONVERSION APPARATUS AND RAILWAY VEHICLE
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United States of America Patent
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app pub date -
Mar 25, 2014
filing date -
Sep 26, 2011
priority date (Note) -
Abandoned
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Abstract
According to one embodiment, a liquid cooling type power conversion apparatus is provided. The liquid cooling type power conversion apparatus has a power conversion apparatus and a cooling apparatus which are provided in an engine room of a railway vehicle, an electric component and a plurality of semiconductor devices which are provided in the power conversion apparatus, a third heat exchanger located between the electric component and an electric blower, a cooling body on which the plurality of the semiconductor devices are mounted, a first heat exchanger provided in the cooling apparatus, a second heat exchanger provided in the cooling apparatus having a size smaller than the first heat exchanger 111b, a piping to connect the third heat exchanger 5 and the second heat exchanger, and a piping to connect the cooling body and the first heat exchanger.
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