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- Planar cascade with nonthickness straight-line airfoils, Hobson's transonic turbine cascade andasubsonic turbine cascade from Lewis Research center are computated and checked. 边界条件处理宜试用高精度格 式;
- transonic turbine cascade 跨音速轮机阶梯
- The result shows that the frontloaded design for the transonic turbine blade can reduce the intensity of the oblique shockwave and decrease the shock losses. 在跨音速条件下,载荷分布对叶栅的气动性能有着巨大的影响,采用前加载设计可有效地减弱斜激波的强度,减少激波损失,提高流动效率。
- Topology and Vortex Structures of Turbine Cascade with Different Tip Clearances. 在不同叶顶间隙下涡轮叶栅的拓扑与旋涡结构。
- Abstract: The exit flow fields of a turbine cascade with or without the front guide vanes were investigated. 文摘:详细测量了平行进口端壁附面层与设前导叶两种进口条件下某涡轮叶栅的出口流场。
- Theexperimental results show that there are s trong secondary flow and a complex series of vortices in turbine cascade. 实验结果表明:涡轮叶栅中有强烈的二次流动,并存在复杂的涡系;
- Moore H,Gregory-Smith D G.Turbulence and Transition in Secondary Flows in a Turbine Cascade[R].AGRAD-CP-571,1995. 向传国;曾军;康勇.;某核心机出口整流支板设计和流场分析[C]
- The propose of this project is to develop a three-dimensional, compressible Navier-Stokes solver for detailed study the flow inside transonic turbine and compressor's stator in the airplane turbomachinery. 摘要本研究的目的在发展一系列飞机滑轮引擎之静子叶片的计算流体力学方法与程序,计算程序方面包括三维叶片格点的创建与黏性流程序开发及撰写等,程序发展完成后将进行一系列外形及气流条件计算仿真。
- A two-dimensional, compressible flow model for loss created by the mixing behind the turbine cascade with coolant injection is presented, based on the theory developed by Denton. 基于Denton的尾缘流动理论 ,发展了一种考虑冷气喷射的二维、可压涡轮叶栅尾缘混合损失模型 ,研究了涡轮叶栅尾缘损失的特征 ,定量评估了影响尾缘损失的各种参数。
- Detailed aerodynamic measurements were carried out in the passage of a large-scale low speed turbine cascade with single row injection on the endwall upstream of leading edge. 摘要在大尺寸低速平面叶栅风洞中,对前缘上游有单排气膜孔的涡轮导向叶栅端壁气膜冷却进行了气动实验。
- The nucleating flows in Laval nozzle and 2D turbine cascade are simulated. By comparison with experimental data, good agreement between calculated and experimental surface pressure is obtained and the distributions of many flow parameters are displayed. 计算了Moore喷管和Bakhtar叶栅凝结流,并与实验数据进行了对比,得到了很好的计算与实验压力的一致性及丰富的流动参数分布。
- Xiang Anding,Zhu Huiren,Liu Songling,et al.Discharge coefficient measurements for film cooling holes on blade surface in a turbine cascade[J].Journal of Propulsion Technology,2003,24(3):216-218. [6]向安定;朱惠人;刘松龄;等.;涡轮导向叶片表面气膜孔流量系数的实验研究[J]
- Measurements of flow passage inside a rectangular turbine cascade with large turning angle while cooling-air injection upstream from three different rows at leading edge were performed. 摘要对具有前缘逆主流不同位置喷射冷气的大转折角气冷涡轮直叶栅进行了详细的流道内部测量。
- Based on the mechanism of secondary flow formation and development in a turbine cascade, SINE function and polynomial function were applied to develop a non-axisymmetric endwall profiling method. 摘要根据叶栅内部二次流形成和发展的机理,应用正弦函数和多项式函数建立了一种叶栅非轴对称端壁成型方法。
- WT5BZ]Detailed heat transfer measurements were conducted on the endwall surface of a large scale low speed turbine cascade with single and double row injection on the endwall upstream of leading edge. 对前缘上游有单排和双排孔冷却的涡轮导向叶栅端壁进行了详细的传热实验,在吹风比1,2,3下获得了当地气膜冷却效率和换热系数,结合流场测量结果分析了端壁冷却和换热规律。
- EFFECT OF REYNOLDS NUMBER ON TURBINE CASCADE FLOW 雷诺数对涡轮叶栅流动的影响
- The aerodynamic performance of the aft-loaded and fore-loaded turbine blade was investigated using the linear and annular turbine cascades experiments. 摘要采用平面叶栅和环形叶栅吹风试验对后加载和高负荷前加载叶型的气动性能进行了详细的测量和研究。
- In addition, the efficiency of turbine cascades with pressure difference endwall profiling method have 3.8% improvement. 采用压差法造型的叶栅流道,其效率提高了3.;8%25。
- NUMERICAL SIMULATION OF LEAKAGE FLOW IN ROTOR TIP CLEARANCE OF A TRANSONIC TURBINE STAGE 多级轴流压气机三维气动设计的一种快速方法
- The water formed a cascade down the mountain. 水沿山泻下,形成一条瀑布。