Cold rattle reduction control system

Details Cold rattle reduction control system Cold rattle reduction control system

2011-01-04

2011-01-04

Ip, Paul (Department: 2837)

Electricity: motive power systems

Constant motor current, load and/or torque control

C318S139000, C318S430000, C318S434000

Reexamination Certificate

active

07863843

ABSTRACT:
A control system for controlling an electric machine (EM) of a hybrid electric vehicle is provided. The system includes: an enable module that selectively enables a motoring mode of the EM based on ambient air temperature; and an EM control module that commands the EM to provide motoring torque as a function of engine speed during the motoring mode.

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