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- Keywords Compressor cascade;Secondary flow;Curved blade;Experimental investigation;Incidence;Solidity;Topological flow pattern;Flow field structure; 扩压叶栅;二次流;弯曲叶片;实验研究;冲角;稠度;拓扑;流场结构;
- secondary flow pattern 二次流型
- A new numerical method is used to solve the partial differential equation from which wecan know the secondary clarifier flow pattern. 利用一种半解析半离散的数值方法来求解偏微分方程，从而确定二次沉淀池的流态。该方法具有精度高、速度快、占用计算机内存小的特点。
- The flow field around the secondary filter was vividly characterized with a porous medium model, so that the flow pattern around this kind of filter was readily obtained. 多孔介质模型形象地描绘出了二次滤网的内部流场，获得了该型号滤网的内部流动规律。
- The secondary flow and vortexes are also produced in the dimple, but the influence of thesein the channel is small. 在窄缝流道的丁胞内同样会生成二次流、纵向涡旋和横向对涡,但其对主流区的影响较小;
- The flow diagram of flow patterns was obtained. 得到了流动状态图。
- The effect of curvature, torsion and Dean number on secondary flow is discussed. 讨论了曲率、挠率、Dean数对二次流动的影响。
- Large spanwise heat transfer variation exists for stationary case due to the rib induced secondary flow. 肋片二次流使得通道各带肋面换热产生了巨大的差异。
- The details of the flow fields such as the backflow, vortex and secondary flow were revealed. 揭示了导叶内部回流、漩涡,以及出口流动滞止区、二次流等流动细节;
- 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；
- This turbulence caused the flow pattern in the tunnel to be similar to the flow pattern in free air at a higher Reynolds number. 这种紊流使风洞内的流谱与在较高的雷诺数下自由气流中的流谱相似。
- Effects of blade negative bowing on secondary flow, total pressure loss and outlet flow angle were analyzed quantitatively, mechanism of the effects was discussed as well. 定量地分析了叶片反弯曲对叶栅出口二次流、总压损失和气流角的影响，并探讨了叶片反弯曲作用的机理。
- Using non staggered BFC grid system, the effect of electromagnetic field on molten flow pattern in soft contact mold was simulated. 采用非交错网格和适体坐标方法数值模拟了电磁场对软接触结晶器内钢液流动的影响规律。
- The nozzle cascade was designed for a Curtis stage using an advanced after-loaded flow control technique to reduce secondary flow losses. 该复速级喷嘴叶栅采用先进的后加载流动控制技术 ,以减弱叶栅的二次流损失。
- Another measure of holdup is the k factor used by Bankoff in connection with the bubble flow pattern in gas-liquid flow. 滞留现象的另一个度量是Bankoff在气-液流动的泡状流型中所采用的因数K。
- The numerical simulation technique is used to investigating the secondary flow in the different swept height blade cascades of a turbine last stage. 采用数值模拟技术详细地研究了不同掠高的某蒸汽轮机末级前掠叶片叶栅内部的二次流动。
- The area contraction ratio has obvious influence on the flow pattern, discharge, wall pressure and air pressure inside level rotary flow. 研究发现面积收缩率对流态、泄流量、壁面压强和空腔内的气体压强均有较大的影响。
- The results show that the secondary flow appears in the flow of the power-law fluid in annulus with the inner cylinder executing a planetary motion. 结果表明:幂律流体在内管做行星运动的环空中流动时出现二次流,且二次流分布与环空内管公转、自转速度的方向和大小以及环空偏心距有关。
- The aurora connects to each of the four above dreamtime planes via a flower of life energy flow pattern. 透过一个生命之花的能量流模式，极光连接到上方4个梦想层的每一个。
- Particular attention was given to how Coriolis force and buoyancy force interact with rib induced secondary flow and their influences on heat transfer. 在径向入流通道中，哥氏力推动主流型向前缘偏移，但浮升力则使得主流型更加平缓。
