The equipment has a nozzle drogue (12) with a variable and adjustable section (20) and installed axially at an exhaust passage of a turbofan engine to dynamically modify a flow of an exhaust gas during a series of structure tests. The drogue is fixed below...

The method involves providing a shutter to define a control range satisfying a fixed precision of pressure loss or stability of an operating point of a hydraulic or pneumatic system. The shutter selects center or width of the control range based on frontal...

The control handle for an engine test bench has a lever (19) producing a control signal and an actuator (16) for the engine. It has a condition signal generator (15) to produce a condition signal and transmit it to the actuator as a control signal and at l...