Integrated rotating electric apparatus

A motor, a PDU that is disposed above the motor and that supplies driving electric power to the motor, and a cooling device that cools the motor and the PDU are accommodated in a casing. The cooling device includes an oil cooling system that drips cooling oil onto the motor and a water cooling syste...

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Bibliographic Details
Main Author Sakurada, Manabu
Format Patent
LanguageEnglish
Published 29.12.2020
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Summary:A motor, a PDU that is disposed above the motor and that supplies driving electric power to the motor, and a cooling device that cools the motor and the PDU are accommodated in a casing. The cooling device includes an oil cooling system that drips cooling oil onto the motor and a water cooling system that cools the motor and the PDU by using cooling water. The oil cooling system includes a storage chamber that temporarily stores the cooling oil and that has a plurality of dripping holes for dripping the cooling oil. The storage chamber is disposed above the motor and below the PDU, and the cooling oil stored in the storage chamber is coolable by the cooling water of the water cooling system.
Bibliography:Application Number: US201816170419