导叶

基于参数化特征造型的水泵导叶CAD系统研制

Research on Guide Blade CAD System of Pump Based on Parameterized Feature Modeling

贯流式机组锥形导叶的加工工艺研究螺旋CT图像锥形伪影的模拟与实验

The Technique of Machining Cone Guide Vane of Tubular Turbine Simulation and experimental study of cone artifact in spiral CT

应用ANSYS软件参数化分析活动导叶刚强度

The Strength Research of Wicket-gate by ANSYS Software

多级导叶式离心泵导叶内部CFD计算分析

The Calculation and Analysis of Multistage Diffuser in Centrifugal Pump Using CFD

基于进化算法和CFD技术的离心泵低稠度导叶的优化设计

Optimization Design of the Low Solidity Vane for the Centrifugal Pump Using Evolutionary Algorithms and CFD Technique

填充碳纤维PTFE在水轮机导叶轴套上的应用

Use of Carbon Fiber Filled PTFE as a Material for Making Water Turbine Guide Blade Sleeves

使用FLUENT软件对某型跨音速涡轮叶栅的导叶进行了S1流面的粘性流动计算。

The present paper computed the viscous flow of S1 flow surfaces in some transonic turbine vane cascade by using the computational software FLUENT .

在建立山杨叶片高频再生系统的基础上，利用农杆菌介导叶盘法开展了AFP基因转化杨树的研究。

On the basis of establishment of poplar leaf high-frequency regeneration system , carrying on the study of poplar transformation , mediated by Agrobacterium tumefaciens .

ALSTOM水轮机导叶中轴套密封改造

Improvement on the Seal in the Intermediate Guide Vane Stem Bearing of ALSTOM Hydraulic Turbine

ALSTOM机组活动导叶抗磨块及拐臂磨损处理

Practical Treatment of Excessive Wear on the Wicket Gate Wearing Sectors and Levers of ALSTOM Hydraulic Turbine

三峡左岸电站ALSTOM机组导叶小开度振动原因分析及解决方案

Origin analysis and solution for the ALSTOM unit vibration in small guide vane opening of Three Gorges left bank plant

为深入研究导叶式旋风管的分离机理，用不同粒度分布的SiO2颗粒对分离总效率与粒级效率进行了对比研究。

In order to improve the separation mechanism of guide vane cyclone tube , the effect of particle size distribution of the SiO2 particles on the separation efficiency and grade efficiency was investigated .

③进口可调导叶出口气流角分布和调节方式对CDFS的性能有重要影响；

IGV outlet swirl distribution and switch mode have remarkable effects on CDFS performance ;

本文以水轮机的过渡过程为研究对象，采用动网格技术对阀门的关闭过程和轴流转桨式水轮机活动导叶在小波动过程中的内部流动进行了CFD数值模拟。

In this dissertation , based on the dynamic mesh technology , the flow in a pipe during valves closing process , and the internal fluctuation flow of the guide vane of Kaplan turbine at the small wave process were numerical studied .

本文综述了各种控制策略在联合循环电厂这一复杂热工系统中的应用现状，首先对传统PID控制在速度、温度、加速度和入口导叶等回路的控制，给出了全面的阐述。

This paper surveys the present application situation of various control strategies in combined cycle power plant . The classic PID control is elaborated for the regulator of a gas turbine unit , which includes speed , temperature and acceleration control as well as inlet guide vanes ' control .

基于N-S方程和标准k-ε紊流模型，用数值模拟的方法分析了混流式水轮机活动导叶和转轮的匹配关系。

Based on N-S equation and the standard k - ε turbulence model , the numerical simulations of flow field through three different specific speed Francis turbines including the guide vanes and the runner were performed .

龙滩水电站700MW水轮机导叶轴承可靠性问题浅谈

Discussions on the Reliability of 700 MW Turbine ′ s Wicket Gate Bearing of Longtan Hydropower Station

采用全三维雷诺时均Navier-Stokes方程和标准κ-ε湍流模型，数值模拟了包括叶轮、导叶、泵壳和轮毂等过流部件壁面粗糙度对轴流泵水力性能的影响。

The fully three-dimensional Reynolds-averaged Navier-Stokes equations in conjunction with the standard two-equation k - ε turbulence closure are adopted to analyze the influence of wall roughness on the hydraulic performance of axial-flow pump , inclusive of impeller , guide vanes casing and hub .

就压气机特性分析了IGV的功用、原理，介绍了M701F型燃机可变导叶机构结构与控制。

On the basis of the compressor characteristic this paper analyses the function and theory of IGV as well as it 's structure and control .

其中，从柱坐标系下的Navier-Stokes方程和连续性方程出发，建立导叶式旋风管分离柱内旋风流场涡旋流动的精确解，采用无粘性流体假设，对于流场内部进行较为全面的求解。

Starting from Navier-Stokes equations and continuity equation in cylindrical coordinates , the exact solution of flow in the separation space of swirl tube is presented assumed on the condition of inviscid . And the CFD methods is used to investigate the gas flow characteristics .

通过对合成101-J空气压缩机高压缸隔板导叶修复的实践，总结了铸铁焊接在实际工作中的运用和指导作用。

By the example of repair the guide blade of high cylinder in air compressor , summarize the experiences of cast iorn welding .

MGV装置未投入时，不同导叶关闭规律以及不同关闭规律斜率对蜗壳进口压力双峰特性的影响；

While MGV are not on work , different closure law of guide vanes and different closure rates have much different effects on the phenomenon of two pressure peaks of casing pressure .

在改进QJ型深井离心泵结构的基础上，研究提出了一种SJB型新结构深井离心泵及其特殊的水力设计方法，即叶轮的极大扬程设计法和扭曲反导叶法。

A new-type deep well pump SJB was developed by improving the structure of QJ . Based on the research on SJB , a new hydraulic design-impeller head maximum approach and twisted return guide vane method were proposed .

导叶螺旋线参数确定新方法

A new way of calculating spiral parameters of a guide vane

通风机后导叶展开的计算机求解方法

Computer Solving Method for Development of Back Guide Vane of Fan

水轮机径向导水机构导叶型线的解析设计

The analysis design of guide vane profile for radial guide apparatus

导叶反馈采用角度传感器电气反馈方式。

The feedback of guide blade adopts angular sensor feedback way .

导叶开启时间对水电站过渡过程的影响

Influence of wicket opening time on transient process of hydropower station

高压涡轮复合倾斜导叶冷却设计

Cooling Design of a Compound - leaned Vane of HP Turbine

可变尾缘进口导叶滞后角的计算

Calculation of Inlet Guide Vane Deviation Angle with Variable Trailing Edge