3. Easements

Engine dynos

As a general rule, the engines to be tested on the test bench are stripped of a number of peripheral accessories, such as :

• motor-fan unit and radiator ;

• turbo air exchanger ;

• FUEL TANK ;

• drums ;

• etc.

As a result, these power supply or cooling functions need to be ensured by devices specific to the test bench.

The easements necessary for the proper reproduction of operating conditions are :

• The cooling and temperature regulation loops of the engine cooling circuit and the engine oil circuit (with possible reheating or thermal shock reproduction constraints...