Method and test platform for developing a motor vehicle with several powered axles
First Claim
1. A method of developing a motor vehicle having a plurality of powered axles, said method comprising the steps of:
- (a) providing a primary vehicle having a first powered axle, a second non-powered axle and a control unit, said primary vehicle constituting a test vehicle for developing said motor vehicle,(b) providing a secondary vehicle which includes a drive means,(c) hooking up said secondary vehicle to said primary vehicle so that control commands from said control unit are received by the secondary vehicle, and(d) pushing and/or braking the primary vehicle using said secondary vehicle to simulate a second powered axle in the primary test vehicle, depending on the control commands from the control unit.
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Accused Products
Abstract
To simplify the development of a hybrid vehicle the invention envisions simulating the hybrid vehicle by using a test vehicle 1 comprising a first axle 5 that is powered by a combustion engine and a second passive, non-powered axle 6, and wherein the axle that is present in the real hybrid vehicle and powered by an electric motor is simulated on the test vehicle 1 by an active secondary vehicle 2 that is hooked up to the test vehicle 1 and that is equipped with its own drive 3 and additionally to the combustion engine brakes and/or pushes the test vehicle 1, and wherein the secondary vehicle 2 is connected with a control device 7 of the test vehicle 1.
18 Citations
4 Claims
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1. A method of developing a motor vehicle having a plurality of powered axles, said method comprising the steps of:
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(a) providing a primary vehicle having a first powered axle, a second non-powered axle and a control unit, said primary vehicle constituting a test vehicle for developing said motor vehicle, (b) providing a secondary vehicle which includes a drive means, (c) hooking up said secondary vehicle to said primary vehicle so that control commands from said control unit are received by the secondary vehicle, and (d) pushing and/or braking the primary vehicle using said secondary vehicle to simulate a second powered axle in the primary test vehicle, depending on the control commands from the control unit. - View Dependent Claims (2, 3, 4)
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Specification