Abstract: The working process of an Oxygen control valve for the pre-burner of a liquid propellant staged combustion rocket engine is analyzed, according its structure. The model of control valve is ...

Abstract: In-service commercial aeroengine controls its thrust by controlling parameters, such as speed/pressure ratio (Nf/EPR), characterized as measurable and indirectly related to the thrust.

When you're at an airport and see propeller aircraft, you likely think it is powered by a piston engine. This is usually true among smaller planes, like the Cessa 172 Skyhawk and the Piper Archer, or ...