In practice, the turbine disc and the nozzles are fitted into a casing. 实际上,涡轮圆盘和喷嘴是装在机壳里的。
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。
Back steam into the turbine and drain condensate from the casing. 蒸汽倒进汽轮机并从壳体排凝。
Based on heat transfer theory, the temperature field of turbine casing is calculate with assumption of cylinder structure. 应用传热学的基本理论以简化的圆筒结构为研究对象分析气缸的温度场。
Long with increase of unit capacity and work head for hydraulic turbine, upgrade of steel plate strength used for spiral casing is needed. 随着水轮机单机容量和使用水头的提高,对蜗壳钢板的强度要求也相应提高,因此,研究高强度蜗壳钢板势在必行。
Situation and Development of Steam Wetness Measurement in Turbine Exhaust Casing 汽轮机末级湿度测量方法研究现状及其发展
Experimental studies were carried out in a model turbine with a complete spiral casing. 实验是在一带蜗壳的模型导水机构装置上进行的。
Thermal stresses in a turbine casing are important for safety operation. 汽缸的热应力,对汽轮机的运行安全很重要。
Influence Probe of Steam Rubbing in Turbine Casing to Moving and Static Equipment 汽缸内部摩擦鼓风损失对动静设备的影响探讨
Numerical simulation of three-dimensional turbulent flow through a turbine spiral casing with stay ring and guide vanes 混流式水轮机蜗壳与座环三维中湍流场的数值模拟
Development and Aerodynamic Design for Leaned and Twisted Cascade of Large Capacity Steam Turbine Low Pressure Casing 大功率汽轮机低压缸斜扭叶栅的开发与气动设计
Steam Turbine Low-Pressure Casing Blade Crack Disposal Plan and Comparison 汽轮机低压缸叶片断裂处理方案及比较
Study of Fabrication Process for 600 MW Steam Turbine LP Inner Casing 600MW汽轮机低压内缸装焊工艺研究
Model Testing and Research of Turbine Exhaust Casing 汽轮机排汽缸模型试验研究
In this paper, a mathematical model to calculate the rotor characteristic from turbine performance is developed by using the one-dimensional model of casing flow and stable flow turbine characteristics, and then a mathematical model is given to predict single-board VGT turbine performance. 本文运用蜗壳流动一维模型和稳定流动涡轮特性,建立了计算叶轮特性的数学模型,推导了预测单舌型档板变截面涡轮性能的数学模型。
Trouble Analysis and Elimination of Oil Leakage of Turbine Jet Engine Front Casing Vane 涡喷发动机前机匣叶片漏油故障分析及排除
The Method for Constructing a Model of Turbine Casing in 3D-FEM 汽轮机缸体三维有限元建模方法研究
Application of New Technology to Machine Turbine Casing 汽轮机汽缸加工中新技术的应用
Theoretical Research on the Temperature Field of Steam Turbine Casing 汽轮机汽缸温度场的理论研究
The paper introduces the procedures of and problems for attention in dismantling two sets of turbine casing and the concrete pedestals on the floor of the hydropower station building by means of a combination of the explosive-cutting technology with static break charge. 介绍采用爆炸切割技术与静态破碎相结合的方法,拆除水电站厂房内两组蜗轮机壳和楼面上部混凝土基础的施工方法和应注意的问题。
Crack Repairing of Turbine Casing by Weld and Surfacing Welding of Casing Joint Face 汽缸裂纹缺陷焊补及缸体结合面堆焊处理
Condensing steam turbine is rebuilt into extraction heat supply turbine through the retrofitting of the casing and steam path, so as to have capacity to supply extraction steam without impact of inner efficiency and power output, and meet the requirements of heat users. 通过汽轮机汽缸和通流部分改造,将纯凝汽式汽轮机改造成为抽汽供热式汽轮机,使机组在不影响内效率和出力的前提下,具备一定的抽汽能力,满足用户热负荷的需求。
Theoretical Analysis on Heat Expansion of Steam Turbine Casing and Its Application 瞬态汽缸热膨胀的理论分析及应用
It describes and analysis accident of steam rubbing in turbine casing make accident, confirm the damage of steam rubbing, compare to the new turbine-design, point out discussion in every system of advantage and shortcoming. 针对汽轮机汽缸内因鼓风损失引起的事故进行分析、探讨,认定了蒸汽摩擦鼓风损失的危害,与新设计的机组对比,指出各自系统的优缺点。
Flowing model and analysis of waterpower loss inside turbine casing of centrifugal pump 离心泵蜗壳内的流动模型及水力损失分析
Temperature-field and Stress Analysis of a Gas Turbine Rear Casing 燃气轮机涡轮后机匣温度场及应力分析
In recent years, Deformation of the jointing surface can cause leak-off of steam from turbine casing, which is a great defect in new power units and long-term operating units. 近几年我国新装机组和长期运行机组会遇到因汽轮机结合面变形造成汽缸漏汽的重大缺陷,直接影响汽轮机机组运行的经济性和安全性。
Design defects of the former adding-gas structure are discovered and a new adding-gas structure with inlet turbine casing is presented by analysis of many kinds of pneumatic components and adding-gas structure. 其次,找到了原加气结构的设计缺陷,并根据对多种气动元件的分析和加气结构的分析,提出了一种带有进气涡壳的全新加气结构。