METHOD FOR OPERATING A DRIVE TRAIN OF A VEHICLE AND DEVICE FOR CARRYING OUT THE METHOD
First Claim
1. Method for operating a drive train of a vehicle comprising an internal combustion engine with an exhaust gas purification device located in the exhaust gas line, wherein in predetermined operating states of the internal combustion engine and/or of the vehicle a correction torque is imposed onto a desired torque produced by an engine control unit in relation to said desired torque such that an output torque is produced for a predetermined time interval, the value of said output torque lying outside a low-load range.
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Abstract
A method for operating a drive train of a vehicle comprising an internal combustion engine (101) with an exhaust gas purification device (102) located in the exhaust gas line, characterized in that in predetermined operating states of the internal combustion engine (101) and/or of the vehicle a correction torque is imposed onto a desired torque (140) produced by an engine control unit in relation to said desired torque such that an output torque (110) is produced for a pre-determined time interval, the value of said output torque lying outside a low-load range.
33 Citations
11 Claims
- 1. Method for operating a drive train of a vehicle comprising an internal combustion engine with an exhaust gas purification device located in the exhaust gas line, wherein in predetermined operating states of the internal combustion engine and/or of the vehicle a correction torque is imposed onto a desired torque produced by an engine control unit in relation to said desired torque such that an output torque is produced for a predetermined time interval, the value of said output torque lying outside a low-load range.
Specification