START 发表于 2025-3-25 05:14:15
,Heiztechnikenergiebedarf — Alternativ,y liquid nitrogen. Together with the normal test gases of N. or O., the refrigerant R-12 is used as test gas. Shock wave propagation and the flow field behind incident and reflected wave are studied in comarison with the results of normal temperature range. Nonequilibrium and very fast condensationVisual-Field 发表于 2025-3-25 08:00:17
Wärmeschutz und Energieeinsparungn the dissipative and/or capillary terms are neglected and the systems are inviscid. As in the hyperbolic systems of conservation laws, the weak solutions are not unique and to pick up a physically relevant solution various admissibility criteria have been proposed. There are mainly two distinct appProjection 发表于 2025-3-25 13:59:48
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Wärmeschutz und Energieeinsparungdaries give rise to various real flow effects. The investigation of Laval nozzle flows assuming phase equilibrium shows discontinues choking at the liquid phase boundary. At the vapour phase boundary up to three shocks can occur simultaneously in the nozzle: one expansion shock and two compression s混乱生活 发表于 2025-3-25 21:57:29
Brandschutz und thermische Spannungenw has been studied for mixtures with CO.-mole fractions ranging from 5 to 75 per cent. For mole fractious of 75 and 50 per cent, the supersaturation of the carbon dioxide at the Wilson point is scarcely influenced by the addition of air. In the range of lower CO.-concentrations, the condensation ofWorking-Memory 发表于 2025-3-26 00:10:14
Wärmeschutz und Energieeinsparungmeasurement of the static pressure along the nozzle axis. The supersaturation at the Wilson point, where condensation begins, has been determined for pressures from below the triple point up to about 90 per cent of the critical pressure. The Wilson lines of carbon dioxide, obtained from series of exOmnipotent 发表于 2025-3-26 05:47:22
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