Apparatus for protecting inverter of hybrid vehicle
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorTae Woo Kim
Life of this patent
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Abstract
An apparatus for protecting an inverter of a hybrid vehicle traveling using a motor connected to a vehicle drive shaft through a transmission and an engine connected to the motor through an engine clutch, the apparatus includes: a hybrid control unit for requesting neutral control of the transmission according to a state of the inverter applying electric power of a battery to the motor, a state of a relay disposed between the battery and the inverter, and a speed of the motor during coasting of the vehicle; and a transmission control unit for controlling the transmission in a neutral mode at the request of the hybrid control unit.
Claims12
An apparatus for protecting an inverter of a hybrid vehicle traveling using a motor connected to a vehicle drive shaft through a transmission and an engine connected to the motor through an engine clutch, the apparatus comprising:
- a hybrid control unit for requesting neutral control of the transmission according to a state of the inverter applying electric power of a battery to the motor, a state of a relay disposed between the battery and the inverter, and a speed of the motor during coasting of the vehicle;
- and
- a transmission control unit for controlling the transmission in a neutral mode at the request of the hybrid control unit.
Dependencies are inferred from the claim text.