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- blade free vortex flow 叶片自由涡流
- free vortex flow 自由涡流
- Research on Dilute Parti-cles Motion in Secondary Vortex Flow. 旋涡二次流中稀疏颗粒的运动特性研究。
- The wake geometry is obtained through iteration by satisfying the condition that free vortex lines are consistent with the local streamlines. 尾涡面上的自由线涡方向应与当地流线方向一致,通过迭代满足这一非线性边界条件的确定尾涡的形状。
- Interaction between the axisymmetric and non-axisymmetric disturbances in a vortex flow is investigated. 本文研究涡旋流动中轴对称和非轴对称扰动的相互作用。
- The cautions of operations of vortex flow meter in flow measurement of chemical industry are given. 提出了在化工行业的流量测量中使用涡街流量计的注意事项。
- The high temperature vortex flow - sensor is a sensitive part which is made of high temperature piezoelectric ceramics with Karman vortex theory. 高温涡街流量传感器是根据卡门涡街理论,采用高温压电陶瓷制成的敏感器件,本传感器使用PNC型改性偏铌酸铅高温压电陶瓷。
- Karman vortex street was observed in the wake of a rough Mat plate at M=2.2.The supersonic vortex flow was investigated by optical methods. 在一块粗糙平板的超音速尾流中(M数2.;2);产生了卡门涡街。用光学方法研究了超音速卡门涡街。
- This paper discusses the selection arid design of the gas measuring device of the Yokogawa vortex flow meter made in Japan. 摘要在介绍流量计量基础上，重点介绍由日本横河涡街流量计进行煤气计量选型及应用。
- This article introduces the method of vortex flow meter intelligencing processing and gives basic hardware circuit draw and software flow. 介绍了涡街流量计智能化处理方法,给出了基本硬件电路框图和软件流程图。
- Combining with the experience on application of flow meters in chemical industry, the measuring principle of vortex flow meters,the selection and installation are introduced. 结合化工行业流量仪表应用的实践,介绍了涡街流量计的测量原理,涡街流量计的选择和安装。
- It also analyses the causeof vorlex flow emergence in the triangle area,and puts forward the technical measures which could weaken the vortex flow of area. 本文阐述了高产梳棉机锡林、道夫三角区气流运动的规律,以及该区纤雏的转移情况。
- Stationary stability of free vortex in the flow over the backward-facing step 后台阶流中自由旋涡的稳定性
- The research progress of four kinds of continuous emulsion polymerization reactors: continuous stirred tank reactor, continuous loop tubular reactor, pulsed packed column and Couette-Taylor vortex flow reactor were reviewed with 14 references. 摘要介绍了4种主要连续乳液聚合反应器的研究新进展，包括连续搅拌釜式反应器、连续环管式反应器、脉冲填料塔式反应器及库爱特－泰勒旋流式反应器。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- The strong multi-longitudinal vortex flow in the AEA-tube is induced by alternating change of the elliptical cross-section, and for the DDIR-tube, the strong multi-longitudinal vortex flow isinduced by the effect of the discrete double-inclined ribs. 交叉缩放椭圆管是通过椭圆截面的交叉变化诱导产生强烈的二次流和多纵向涡流，而不连续双斜向内肋管则是通过不连续的双斜向内肋对的作用形成强烈的多纵向涡。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- In order to study the entrained vortex flow and get the influence of the structure of the intake on it,the 3-D-PIV technique is used to measure this kind of flow near the horizontal intake. 为了研究进水口前吸入涡的流动特性以及不同结构的进水口对吸入涡的影响,对水平进水口前的吸入涡流动进行了三维PIV测量。
- It is pointed out that the cross cracking, bending, distorting and twisting on the asymmetry extruded profile are caused by a vortex flow field in the deforming body of extrusion processes. 分析了型材挤压过程中各阶段的网格畸变情况,给出了挤压变形时的流速、应变和应力分布,揭示了造成异型型材挤压时出现扭拧、波浪和弯曲等缺陷的重要原因是变形体内存在一个涡流场。
- On the basis of Lattice Boltzmann method,a dynamical model is proposed for the simulation of particle movement in vortex flows. 格子玻尔兹曼方法是一种新的流体数值计算方法,它具有形式简单、相互作用局域、完全并行、边界条件易于施加等特点。
