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- flow separation zone 水流分离区
- A negative bowed blade increases the flow separation and the flow performance is reduced remarkably. 反弯则使得叶栅内分离趋势增加,气动性能明显降低。
- There exits bed separation zone above water-conducting crack zone overburden after coal mining. 煤层采后覆岩中的导水裂隙带之上存在离层带。
- A flow-separating calibrator was developed,which is mainly composed of three systems: XHV,UHV and flow separation. 分流法超高/极高真空校准装置由极高真空(XHV)系统、超高真空(UHV)系统、流量分流系统三部分组成。
- Based on the Fourier analysis, the basic theory of base flow separation using digital filter is presented. 摘要在傅里叶分析的基础上,阐述了数字滤波分割基流的基本原理;
- The streamwise turbulence intensity and Reynolds shear stress levels augment largely in the regions of flow separation. 流线方向的紊流强度与雷诺剪应力值在流场分离区呈显著增加;
- The mining bed separation zone grouting technique has been tested successfully in some collieries which could decrease or slow down the subsidence developing to the surface. 覆岩离层带高压注浆减缓地表沉降技术可以有效地减少或缓和沉降向地表发展。离层空间发育大小是进行离层带高压注浆工程设计的重要参数之一。
- It is permissible, however, to postulate that the effect of viscosity is confined to a thin boundary layer (except where flow separation occurs). 然而,可以假定,粘性影响只局限在一层薄薄的附面层之内(流动发生分离的情况除外)。
- Base flow separation method and isotope technique were adopted to study the cyclic relationship between river water and groundwater. 通过基流分割计算和同位素技术的应用,研究了区内地下水和地表水之间的水循环规律及地下水对黄河的贡献。
- Controlling flow separation with blowing-slot was simulated numerically on a 2-D cascade in collaboration with boundary vorticity flux (BVF). 摘要结合边界涡量流(BVF),对叶片开缝吹气的方法控制扩压叶栅流动分离进行了数值模拟。
- Numerical simulations of laminar flow separation and reattachment occurred in an annular backstep passage are performed by the SIMPLER algorithm. 用SIMPLER算法对流过环形后台阶通道内的层流分离和再附着进行了数值模拟。
- You, D. and Moin, P, "Large Eddy Simulation of Flow Separation over an Airfoil with Synthetic Jet Control," Center for Turbulence Research Annual Research Briefs, 2006. 洪国泰,”小型轴流风扇设计以及模拟与实验之整合研究”,台湾科技大学机械工程研究所硕士论文,2007年。
- A new technology of separate zone waterflooding and commingled producing in one well pattern is developed. 若采用简单的合层开采工艺,油水井层间干扰大,影响开发效果。
- You, D. and Moin, P, “Large Eddy Simulation of Flow Separation over an Airfoil with Synthetic Jet Control,” Center for Turbulence Research Annual Research Briefs, 2006. 罗际航,“具不同翼型叶片的水平式风力机之数值模拟”,台湾科技大学机械工程研究所硕士论文,2006年。
- This kind of technology provides successfully a set of safe and effective method for separate zone fracturing in slimhole. 该项技术的研究成功将为小套管井提供了一套安全有效的分层压裂工艺方法。
- Futhermore, the hydrological calculation procedure, such as flow separation with beeline slanting cut and ascertaining frequency year should be introd... 最后以涪江流域为例,说明应用是有效的。
- The study results show that separate zone polymer flooding can effectively control interlayer injected polymer solution, its... 研究结果表明,分层注入可以有效地控制层间聚合物溶液的注入量,效果好于合注。
- In some of the experimental runs, however, phenomena such as flow separation and sand face breaching are observed, which exceed the current scope of the proposed theory. 虽然模式得以验证水射之于输砂具薄层流及水跃行为,经由实验观察,移动式水射所造成之沟渠流仍有可能发生超出模式之分离流等。
- Under the development mode of separate zone production and adjustment of the heterogeneous multi strata, the block reveals obvious interlayer, inlayer and planar inconsistencies. 利用分层压力资料,可以查明不同类型油层的压力水平和分布特点,指导油水井的增产增注措施和其它调整方案的制定,为油田实施挖潜措施和加强套管防护提供科学依据;
- However, for little submergence the flow separates at aft-dome and a weak vortex forms in the rear of the cavity. 而潜入深度小的喷管,分离点会后移至后封头上,在背壁区后部形成弱旋涡。