This paper analyzes the loss in through-flow area which has an effect on steam cylinder efficiency, and also it discusses the fundamental principle and advanced technology of steam turbine through-flow area modification.

1、

With different board positions, it is not in the light of free vortex that the through-flow velocity distributes, and the secondary flow velocities have similar distributions.

当两挡板开度变化时，蜗壳流道截面上通流速度的分布不同于自由涡流规律，二次流速度分量分布形态类似。

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2、

The low pressure exhaust hood is an important through-flow component of a steam turbine. Its main function is to partially recover the turbine leaving kinetic energy into potential energy.

汽轮机低压排汽系统是汽轮机通流部分的一个重要部件，它的主要作用是对汽流扩压把汽流的余速动能部分的转化为压力能。

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3、

Discussion on layout of light-court for lighting and ventilating for powerhouse of hydropower station with through-flow turbines

贯流式水电站厂房设置通风采光天井初探

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4、

The Reformation of High and Medium Pressure Cylinder Through-flow and Regulation of Through-flow Gap of Ha No.3 3# Unit

哈三3号机高、中压缸通流改造及通流间隙调整

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5、

Growth and periodic repeating of traveling-wave convection with through-flow

水平流作用下行波对流的成长及周期性重复

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6、

Steam turbine casing collision test is used to determine the minimum through-flow clearance between rotor and assembled casing parts.

汽轮机缸体碰撞试验用来确定汽轮机转子与已装配好的汽缸零件之间存在的最小通流间隙。

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7、

State of the Art of Leakage Flows in Through-Flow Passage of Axial Turbomachinery and Their Flow Controlling Technology

轴流透平机械通流部分泄漏流动及其控制技术研究进展

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8、

Study on fouling of the through-flow part of the trubine

汽轮机通流部分结垢分析

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9、

Analysis and Diagnosis for the Unstable Vibration due to the Colliding Wear of 200 MW Turbine Through-flow Parts

200MW机组通流碰磨的非稳定振动分析与诊断

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10、

The spiral case combined structure is not only the important support structure, but also the important through-flow structure of a hydropower station.

蜗壳组合结构既是水电站厂房的重要支撑结构，又是水电站引水发电系统的重要过流结构，其在水电站运行过程中的受力情况非常复杂。

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11、

A method to improve the efficiency of the turbine through-flow passage using the technique of boundary layer suction is introduced.

介绍采用边界层抽吸提高透平通流部分效率的方法。

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12、

The Operation Supervision and Treatment of B25/ 90-10 Turbine Through-flow Part Scaling

B25/90-10汽轮机通流部分结垢的运行监督及处理

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13、

The new design compressor improves the through-flow capability, and reduces the size of diffuser.

新设计压气机提高了通流能力，并且减小了扩压器尺寸。

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14、

Development of Large-sized Through-flow Pump with Bevel Gear Drive

圆锥齿轮传动大型贯流泵的研制

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15、

The meridional through-flow in a mixed flow hydraulic machine is calculated by finite element method.

本文应用有限元方法计算了混流式水轮机叶轮通道中的流场，并由计算机自动绘出流网图。

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16、

Retrofit of Water Treatment System with Through-flow Coagulate Filter

直流混凝过滤水处理系统的改进

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17、

Influences of Water Flow with Silt to Welding Seam on Through-Flow Parts of Water Turbine

含沙水流对水轮机过流部件焊缝的影响

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18、

Explorations and analysis about time marching through-flow method

时间推进通流气动设计方法的探索和分析

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19、

Analysis of Transition Interface Affecting Test Result of Aerodynamic Performance for Through-flow Fan

过渡接口对贯流风机气动特性测试结果影响的分析

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20、

Integrated inverse problem optimization method of through-flow design/ airfoil design/ CFD simulation for centrifugal compressors

离心压气机通流/造型/CFD参数化优化设计集成反问题方法

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