1)Steam seal汽封
1.Numerical simulation for steam seal is studied with FLUENT in the paper,including mathematic model,grid division,boundary conditions and algorithm selection.应用FLUENT软件对汽轮机的汽封系统进行了数值模拟:分别建立了数学模型和划分了计算网格,同时设置了边界条件和选取了标准双方程模型,并对汽封结构的影响因素:齿数、密封间隙、齿厚度、齿高进行了分析。
2.The performance of steam seals plays an important role in economic efficiency and reliability of the units.汽封的性能对机组的经济性和可靠性有重要的影响。
英文短句/例句
1.interstage gland级间密封，级间汽封
2.Retrofit of the Low-pressure Shaft Butt Seal in 51-50-3 Type Steam Turbine51-50-3型汽轮机低压轴端汽封的改造
3.Research and Analysis on Application of Blandon Steam Seal in 300mw Steam Turbine;布莱登汽封在300MW汽轮机上的应用研究
4.Vapor Seal Transformation for 300MW Steam Turbines in Zhanjiang Power Plant湛江电厂300MW汽轮机汽封改造
5.Application of the Bland Glands in Czech 500MW Steam Turbine Reconstruction布莱登汽封在捷制500MW汽轮机改造中的应用
6.Analysis on Energy-saving Modification of Shaft Seal of 300MW Steam Turbine300MW汽轮机轴端汽封改造后节能效果分析
7.Improvement of measurement and adjustment of labyrinth clearance in turbine set汽轮机组汽封间隙的测量与调整方法改进
8.Retrofit of Steam Sealing for Domestic 200 MW Steam Turbine Huaibei Power Plant淮北电厂200 MW汽轮机汽封系统技术改造
9.testing methods for sealant for automobiles汽车用密封剂试验方法
10.steam open an envelope.用蒸汽把信封口嘘开.
11.steam flow closure蒸汽喷射排气封罐机
12.Improvement on Leakage of Axial Sealing of Steam TurbineB6-3.43/0.981型背压汽轮机轴封漏汽的治理
13.A closed automobile with two lengthwise seats facing each other.封闭式汽车一种带有两排纵长的相对座位的封闭式汽车
14.steam stamps off envelopes用蒸汽嘘邮票以便从信封上揭下.
15.Steam a stamp off an envelope.用蒸汽把邮票从信封上揭下来。
16.sealed vessel where water is converted to steam.把水变成蒸汽的密封的容器。
17.automatic steam vacuum glass jar sealing machine自动蒸汽真空玻璃容器封瓶机
18.A closed automobile, usually with two doors.双门轿车封闭式汽车，通常有两个门
相关短句/例句
seal[英][si:l][美][sil]汽封
1.The paper introduces the method of CFD(Computational Fluid Dynamics) which is applied to study the flow behavior in seal,it obtains a new-type of seal which has better flow behavior.简要地阐述CFD(Computational Fluid Dynamics)数值计算方法,并将其应用于隔板汽封流场的研究中,开发了气动特性较好的新型隔板汽封结构,为隔板汽封的设计和工程应用提供了依据。
2.This paper presents the numerical simulation results of the 3D viscous flow in the high-pressure stage with the structures of seals and balance holes of steam turbine, obtained by the 3D Navier-Stokes solver Fine/TURBO .采用NEMECA商用软件包之Fine/TURBO求解三维定常的Navier Stokes方程组,对带围带汽封、隔板汽封和平衡孔结构的蒸汽透平高压级内部的复杂三维流动进行数值模拟,采用多区域结构化网格,并对透平级进行适当的几何简化处理,着重对平衡孔结构内部的流动进行分析。
3.3-D numerical simulation was made using the general aerodynamic program GAP10 developed by authors to analyze the flow fields of the reaction turbine rotor blade row with seals, focusing on the internal flow structure inside seals.本文采用作者发展的叶轮机械通用计算程序ＧＡＰ１０对带围带汽封和隔板汽封结构的动 叶片排流场进行了三维数值模拟，并着重对汽封结构内部流动结构进行了分析。
3)gland seal汽封
1.In this paper the author took a unit as an example,analyzed the influence of gland seal leakage in high pressure parts on economy of the unit,and gave some concrete influence values quantitatively,the results can be used as a reference for the similar units.以某一机组为例,分析了高压部分汽封漏汽对经济性的影响,定量地给出了具体影响值,对同类机组有一定的借鉴意义。
4)steam gland汽封
1.Two kinds of equipment for steam gland teeth rounding and their application in steam gland installation and steam gland clearance adjustment are introduced in this pape介绍两种蒸汽轮机汽封齿修圆设备在汽封安装及其间隙调整中的应用。
5)gland[英][ɡl?nd][美][gl?nd]汽封
1.The basic structure on the top of blade, which in 300MW turbine HP gland and the way to change betters are introduced.阐述了300 MW汽轮机高压缸动叶顶部汽封的基本结构及改进形式,并对“蛇型” 弹簧片的工作原理做了理论性的分析。
6)vapour seal汽封
延伸阅读
汽封汽封gland and steam sealing system q lfeng汽封(gland and steam sealing system)装设在汽轮机动、静部分之间，减少或防止蒸汽外泄及真空侧空气漏人的装置。 分类汽轮机的汽封根据安装部位的不同分为叶片汽封、隔板汽封和轴端汽封。 叶片汽封叶片汽封包括:动叶片围带处和静叶片或隔板之间的径向、轴向汽封以及动叶片根部和静叶片或隔板之间的径向、轴向汽封(见图1)。┌─┐│ │└─┘ 图1叶片汽封(a)、(b)叶片顶部和根部汽封:(c)无围带动叶 片顶部汽封;(d)拱形围带末级动叶顶部汽封 隔板汽封隔板内圆面或静叶片环内圆面与转子或轮毅外圆面之间用来限制级与级之间的漏汽的汽封(见图2)。 轴端汽封在转子两端穿过汽缸的部位设t适合不同压力降的成组汽封，也称为轴封(见图3)。 轴封在汽缸前汽封和后汽封中，按压力分成若干区段，区段形成腔室，向各腔室送入适当压力的燕汽，或抽空气以阻止汽缸内的燕汽向外界漏出和阻止空气漏人汽缸内部。由此形成的系统称为轴封系统(见图4)。圆周上分成6~8块，称为汽封块.汽封块的内圆与汽┌─┬──┬─┐│门│粗 │李││ ├──┤/ ││ │乏 │Z ││ ├──┼─┤│ │门 │] │└─┼──┼─┤ │L」 │」│ └──┴─┘┌─────┐ │蔚自 │ └─────┘ ┌──────┐ │…… │ ├──┬─┬─┤ │气 │节│月│ │供汽│ │ │ └──┼─┴─┴┐ │L二汽’ │ └────┘ 图2隔板汽封 (a)(b)带有弹黄片的汽封，(e)硬汽封 近代大型汽轮机的轴封系统多采用自密封系统，由汽封、汽封压力调节站、压力及温度传感 抽封加热口 (b)田4轴封系统示意图 (a)开式;(b)闭式器、低压汽封减温喷水调节站、汽封冷却器、燕汽过建器、安全阀等组成。汽轮机组呷逊竺k芝竺l理型吵扒滁片沼(份子}(片召”1 17.2诬3IkP目00.创kpa中瞥曲、翩、确大气称压101.325kPa起动时，当负荷达到约20%额定负荷时，「高、中压缸达到自密封，大约达到80%额定负荷时，高压缸及中压缸的漏汽就可以满足低压缸汽封的需要且。此时，整个轴封系统即达到自密封。
