Title:
VEHICULAR CONTROL DEVICE
Document Type and Number:
Japanese Patent JP2021020591
Kind Code:
A
Abstract:
To appropriately cool a motor heated to a high temperature regardless of vehicle speed.SOLUTION: A control device 1 for a hybrid vehicle comprises: a motor 2 that rotationally drives driving wheels 5; an oil pump that rotates at a rotation speed corresponding to a rotation speed of the motor to supply the motor with cooling oil; an oil cooler that cools the cooling oil; a speed changer 6 having a plurality of gear stages; and an ECU 20. The ECU is configured to execute operation by which information concerning temperatures of the motor is acquired and when the temperature of the motor is higher than a predetermined temperature the gear stages of the speed changer 6 is varied so that a speed reduction ratio decreases.SELECTED DRAWING: Figure 1
Inventors:
HAMAI SHOTARO
Application Number:
JP2019139105A
Publication Date:
February 18, 2021
Filing Date:
July 29, 2019
Export Citation:
Assignee:
HINO MOTORS LTD
International Classes:
B60W10/10; B60K6/22; B60K6/48; B60K6/547; B60L3/00; B60L7/14; B60L50/16; B60W10/02; B60W10/08; B60W10/30; B60W20/00; B60W20/30; F16H61/02
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yasushi Naito
Yoshiki Kuroki
Yasushi Naito