expansion by compression

См. также в других словарях:

• expansion — [ ɛkspɑ̃sjɔ̃ ] n. f. • 1584; lat. expansio, de expandere « déployer » 1 ♦ Phys. Accroissement de volume (d un fluide). Expansion de l air, d un gaz par élévation de la température (⇒ dilatation) , par diminution de pression (⇒ décompression) . La …   Encyclopédie Universelle

• compression — [ kɔ̃presjɔ̃ ] n. f. • 1361; lat. compressio, de comprimere 1 ♦ Action de comprimer. ⇒ pression. Compression de l air. La compression augmente la densité. Spécialt Phase précédant l explosion dans le cycle d un moteur à explosion. Taux de… …   Encyclopédie Universelle

• Compression — may refer to: In physical science Compression (physical), the result of the subjection of a material to compressive stress Compression member, a class of structural elements, of which a column is the most common specific example Compressibility,… …   Wikipedia

• 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 joint — For the railway specific expansion joints, see Breather switch. Expansion joint on a bridge An expansion joint or movement joint is an assembly designed to safely absorb the heat induced expansion and contraction of various construction materials …   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

• compression-expansion — spūda plėtra statusas T sritis radioelektronika atitikmenys: angl. companding vok. Kompandierung, f rus. компандирование, n; сжатие расширение, n pranc. compression expansion, f …   Radioelektronikos terminų žodynas

• compression wave — noun see compressional wave * * * a shock wave that compresses the medium through which it is transmitted. Also, compressional wave. Cf. expansion wave. [1885 90] * * * compression wave, Physics. a wave in which the particles of a substance move… …   Useful english dictionary

• compression wave — A shock wave that forms on the surface of an airfoil moving through the air at supersonic speeds. The reverse phenomenon is an expansion wave. Also called bow wave. See also bow shock wave and expansion wave …   Aviation dictionary

• compression wave — a shock wave that compresses the medium through which it is transmitted. Also, compressional wave. Cf. expansion wave. [1885 90] * * * …   Universalium

• expansion wave — a shock wave that expands the medium through which it is transmitted. Cf. compression wave. * * * …   Universalium