CPC G01M 15/05 (2013.01) [G01M 15/02 (2013.01)] | 15 Claims |
1. A method for testing an engine in a vehicle, the method comprising:
arranging a bath separate from the vehicle configured to cool a driveline component of the vehicle;
adjusting a temperature of the driveline component to a target temperature;
responsive to the driveline component achieving the target temperature,
operating the engine according to a mapping procedure, and
controlling the bath to maintain the temperature of the driveline component at the target temperature during the operating;
measuring heat transfer from the driveline component to the bath during the operating; and
calculating torque loss or energy loss of the driveline component during the operating based on the heat transfer.
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