Here are some examples for special dyno testers for the industry like the T-X 72-1

I t is a dyno tester for electric motors from 80 to 2000 Watts.

or the T-X 200-1 for electric motors from 100 - 3000 Watts.

... or the bicycle dyno tester T4-X for e-bikes, to simulate different drive conditions, to control the automatic energy recovery, the efficiency, the durability, the cllaboration with the fuel cell system, etc..

Velocityt: 0 bis 80 km/h, continuous adjustable

both drums are driven

Performance in acceleration and deceleration: 9.6 kW

Torque: 21 Nm 

The released energy can be supplied back into the electricity network.

(it needs rotating current)

... will be continued.