Patent ID: 8504229
Filing Date: 2013-08-06
Classification: B60K,B60L,B60W,Y02T,Y10T

Abstract:
1. Method for selecting a starting gear in a hybrid electric vehicle, where a first driving sequence comprising the following steps is registered, comprising: registering a combustion engine being turned off and disengaged from driving wheels of the hybrid electric vehicle; selecting and engaging a first starting gear ratio and accelerating the hybrid electric vehicle with mainly only an electric motor; ending the first driving sequence without changing the gear ratio by retarding the hybrid electric vehicle to zero or almost zero speed; and upon detection that the first driving sequence has occurred and no gear ratio shift from the starting gear ratio has occurred, altering selection of a starting gear ratio to a starting gear ratio being higher, compared to the first starting gear ratio, for the next vehicle take off of a driving sequence following the first driving sequence.