Patent ID: 8689618
Filing Date: 2014-04-08
Classification: G01M

Abstract:
1. Method for dynamometer testing of a vehicle, the vehicle comprising at least a first wheel shaft and a second wheel shaft, said vehicle comprising a first power source for providing power to said first wheel shaft, the method comprising, with only said first wheel shaft being connected to a dynamometer test unit, by means of said first power source, applying a first power to said first wheel shaft being connected to the said dynamometer test unit, determining a representation of said first power by means of said dynamometer test unit, determining a second power, different from said first power, applied to at least one of said first wheel shaft and second wheel shaft, the second power being a virtual power generated by means of a second power source and being represented by a virtual representation of said second power, and by means of the representation of said first power determined by said dynamometer test unit and said virtual representation of said second power, determining a first speed being a representation of the speed of said vehicle when being driven on a road subjected to said first and second power.