supersonic expansion

См. также в других словарях:

• Expansion chamber — An Expansion chamber is an exhaust system used on a two stroke cycle engine to enhance its power output by improving its volumetric efficiency. It makes use of the energy left in the burnt exhaust exiting the cylinder to aid the filling of the… …   Wikipedia

• expansion wave — In supersonic flow, expansion waves occur when bodies begin to narrow, making more space available. In passing through an expansion wave, air velocity increases, while temperature and pressures are reduced. A simple wave or progressive… …   Aviation dictionary

• Prandtl-Meyer expansion fan — A Prandtl Meyer expansion fan is a centered expansion process, which turns a supersonic flow around a convex corner. The fan consists of infinite number of Mach waves, diverging from a sharp corner. In case of a smooth corner, these waves can be… …   Wikipedia

• Gas dynamic laser — (GDL) is laser based on differences in relaxation velocities of molecular vibrational states.The laser medium gas has such properties that an energetically lower vibrational state relaxes faster than a higher vibrational state,thus a population… …   Wikipedia

• Radio galaxy — Radio galaxies and their relatives, radio loud quasars and blazars, are types of active galaxy that are very luminous at radio wavelengths (up to 1038 W between 10 MHz and 100 GHz). The radio emission is due to the synchrotron process. The… …   Wikipedia

• Shock wave — Bombshock redirects here. For the Transformers character, see Micromasters#Bombshock. For other uses, see shockwave. Schlieren photograph of an attached shock on a sharp nosed supersonic body. A shock wave (also called shock front or simply shock …   Wikipedia

• Components of jet engines — Diagram of a typical gas turbine jet engine. Air is compressed by the fan blades as it enters the engine, and it is mixed and burned with fuel in the combustion section. The hot exhaust gases provide forward thrust and turn the turbines which… …   Wikipedia

• Suppressor — Several firearms with detachable suppressors, from top to bottom: An Uzi, An AR 15 variant, A Heckler Koch USP Tactical, A Beretta 92FS, and a SIG Mosquito …   Wikipedia

• de Laval nozzle — Diagram of a de Laval nozzle, showing approximate flow velocity (v), together with the effect on temperature (t) and pressure (p) A de Laval nozzle (or convergent divergent nozzle, CD nozzle or con di nozzle) is a tube that is pinched in the… …   Wikipedia

• Rocket engine — RS 68 being tested at NASA s Stennis Space Center. The nearly transparent exhaust is due to this engine s exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) …   Wikipedia

• De Laval nozzle — A de Laval nozzle (or convergent divergent nozzle, CD nozzle or con di nozzle) is a tube that is pinched in the middle, making an hourglass shape. It is used as a means of accelerating the flow of a gas passing through it to a supersonic speed.… …   Wikipedia