可压缩流 meaning in English
compre ible flow
compressible flow
Examples
- Numerical simulations of compressible flow in cascade
叶栅可压缩流场的数值分析 - Compressible flow theory
可压缩流理论 - Now , it has the advancement in the simulation in the compress flow
现在，人们又发展了用lbgk方法来计算可压缩流场，取得了一定的进步。 - Variations in pressure with and without aeration in cavitation region are measured and the compressible characteristics of pressure waveforms and relation between mach number and compression ratio are analyzed ; the time - averaged pressure profiles of different air concentration in cavitation erosion region are measured , the variations of the pressure with air concentration and effects of back pressure on cavitation erosion are analyzed ; the relations between least air concentration to prevent cavitation erosion and flow velocity are proposed ; the cavitation numbers with and without aeration in cavitation region are compared
实测了空化区掺气前后压力的变化，分析了压力波形的可压缩流特征以及马赫数与压缩比的关系；实测了空蚀区不同掺气浓度的时均压力分布，分析了压力随掺气浓度的变化及背压对空蚀的影响；提出减免空蚀的最低掺气浓度与流速的关系，比较了掺气前后水流的空化数。 - In this thesis work , a 1 - d hydraulic transient model and a 2 - d compressible flow model with the large eddy simulation approach have been applied to analyse the hydrodynamic process of the unsteady separated flow . prototype observation data of gezhouba shiplock no . 3 has been used to verify the computational results . it has been found that two different types of flow regime - stably - varying and strongly - oscillating regimes - could occur in the radial gate tunnel
本文采取将一维非恒定流模型与二维可压缩流一大涡模拟模型相结合的方法，分析了急变分离流的水动力学特性，并利用葛洲坝三号船闸的原型观测资料验证了数值模型的可靠性，发现阀门段存在平稳变化型和剧烈振荡型两种不同的流态，并详细计算、分析了它们的流动特征