Bypass transition from laminar to turbulent flow in boundary layer of a blunt nose was studied by means of Direct Numerical Simulation(DNS).
通过直接数值模拟,研究了钝体头部边界层“逾越”型转捩的问题。In the event of lower Reynolds numbers, the size of separation bubble and transitional regime increases under declining Reynolds numbers.
在低雷诺数条件下,分离泡尺寸和转捩区长度随来流雷诺数的减小而增加。The complete flow process is presented from flow instability, formation of coherent structures to transition to turbulence.
给出了流动从失稳-拟序结构的形成-转捩-直到湍流的整个发展过程。The results indicated that Reynolds stress model has certain capability to simulate transition process.
结果表明,雷诺应力模型对于转捩过程的捕捉能力有限。NUMERICAL SIMULATION OF BOUNDARY LAYER ON BLADE SURFACE UNDER DIFFERENT INLET FLOW CONDITIONS?
来流条件对叶片表面附面层转捩影响的数值模拟研究?The importance of the transition model research to increase the computational accuracy is specially pointed out.
特别指出了转捩模型研究对提高计算准确度的重要性。Study of the Mechanism of Breakdown in Laminar-Turbulent Transition of a Supersonic Boundary Layer on a Flat Plate
超音速平板边界层转捩中层流突变为湍流的机理研究Experimental investigation of deflagration to detonation transition in two-phase mixture combustion
爆震管内爆燃到爆震转捩过程的实验研究Developments and Evolutions of Three-Dimensional Perturbations in Transitional Boundary Layer
边界层转捩过程三维扰动的发展和演化