Search results
Results from the WOW.Com Content Network
The visible cone is a supersonic diffuser with a requirement for low loss in total pressure, and the rear, streamlined part, together with the internal surface profile of the duct, forms the subsonic diffuser, also with a requirement for low loss in total pressure as the air slows to the compressor entry Mach number.
A round diffuser in an HVAC system. Diffusers are very common in heating, ventilating, and air-conditioning systems. [3] Diffusers are used in both all-air and air-water HVAC systems, as part of room air distribution subsystems, and serve several purposes: To deliver both conditioning and ventilating air
The diffuser converts the high velocity of the air approaching the intake into high (static) pressure required for combustion. High combustion pressures minimise entropy rise during heat addition, [20] this minimising wasted thermal energy in the exhaust gases [21] Subsonic and low-supersonic ramjets use a pitot-type opening for the inlet. This ...
For supersonic aircraft, the inlet has features such as cones and ramps to produce the most efficient series of shockwaves which form when supersonic flow slows down. The air slows down from the flight speed to subsonic velocity through the shockwaves, then to about half the speed of sound at the compressor through the subsonic part of the inlet.
A nozzle for a supersonic flow must increase in area in the flow direction, and a diffuser must decrease in area, opposite to a nozzle and diffuser for a subsonic flow. So, for a supersonic flow to develop from a reservoir where the velocity is zero, the subsonic flow must first accelerate through a converging area to a throat, followed by ...
Nord 1500 Griffon II, which was powered by a turbojet-ramjet combination, a precursor to later turborocket designs. The air turborocket is a form of combined-cycle jet engine . The basic layout includes a gas generator , which produces high pressure gas, that drives a turbine/compressor assembly which compresses atmospheric air into a ...
Use a diffuser with essential oils. “I feel that how your house smells has as much to do with how it looks” as the furniture and fixtures, interior decorator Eileen Lane Kennedy tells Yahoo ...
The type of jet engine used to explain the conversion of fuel into thrust is the ramjet.It is simpler than the turbojet which is, in turn, simpler than the turbofan.It is valid to use the ramjet example because the ramjet, turbojet and turbofan core all use the same principle to produce thrust which is to accelerate the air passing through them.