Rotating electrical machine control device
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United States of America Patent
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Apr 17, 2018
Issued Date -
N/A
app pub date -
Dec 17, 2015
filing date -
Dec 25, 2014
priority date (Note) -
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Abstract
A rotating electrical machine control device where the changeover control circuit switches the source of electric power for the electronic control unit when the electric power that is supplied from the second DC power supply to the electronic control unit becomes equal to or lower than a predetermined first reference value and electric power that is output from the backup power supply is equal to or higher than a predetermined second reference value, and the electronic control unit uses the electric power supplied from the backup power supply to cause the inverter to perform the switching operation to perform fail-safe control.
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