查询词典 steam turbine

After fully heat-exchanged inner individual processes, the further integration for heat sources and heat sinks of processes with utility system of steam-power cogeneration was made, including the balance between energy use and heat recovery, cogeneration of steam and power, optimization of steam levels, and synthesis of turbine networks.

在实现各过程内部热量交换的基础上，进行各过程之间的剩余热阱和热源与蒸汽动力系统的全局能量集成，包括废热回收、热功联产、蒸汽系统设计和透平网络综合。

The parametric method is used in the process of turbine parts modeling and tip clearance analysis. Due to the complexity of the turbine parts, some characters are predigested. A simplify high pressure turbine tip clearance model is analyzed with the cyclic symmetry method.

针对涡轮部件的结构特点，进行了适当的简化，利用参数化设计思想建立了涡轮叶尖间隙计算模型，用循环对称的方法分析了某型发动机高压涡轮叶尖间隙在工作过程中变化的情况。

II METHOD1 chose one of 3A level hospitals dentistry to carry through sanitation quality investigation of the dental diagnosis and treat instruments. Examined appliance include air turbine dental handpieces, punch-pin, odontoscope, bougie, tweezer, flex-tray that were so common used by dentists and daubed the inside or outside surface of the dental appliance and collected it; Examined targets were HBsAg, HBeAg and HBV-DNA (detected it with molecule spot cross method).2 make good use of the air turbine dental handpieces bracket jack which was all available in every china hospital dentistry and design outside shape and inside structure of the binary disinfectant-box for the air turbine dentalhandpieces.

二 方法 1 选取本市某所三甲医院口腔科使用的牙钻手机、车针、口镜、探针、镊子及弯盘6种常用诊疗器具行涂抹采样；检测指标为HBsAg、HBeAg、HBV-DNA；检测方法为HBsAg和HBeAg采用ELISA法，HBV-DNA为斑点杂交法； 2 充分考虑、利用现有牙钻手机支架插孔，设计牙钻手机二元消毒盒外形及内部构造；选定高效消毒剂戊二醛为消毒盒消毒腔内应用消毒液，其消毒效果及毒性鉴定试验参照卫生部消毒技术规范执行。

The experimental results used in this study were obtained in the European SIROCCO project1, which aims at a reduction of wind turbine noise by designing new blades with low trailing edge noise emissions, the project focused on two wind Turbines: an 850 kW GAMESA turbine and a 2.3 MW GE turbine, with rotor diameters of 58 m and 94 m respectively.

实验性结果被使用在这项研究被获得了用欧洲人 SIROCCO project1，瞄准风涡轮噪声减少由设计新刀片以低后缘噪声放射，项目集中于二风涡轮：一个850 千瓦GAMESA 涡轮和一个2.3 兆瓦GE 涡轮，以58 m 和94 m 电动子直径各自。

Compared with traditional wind turbine, the direct drive wind turbine manufactured by the company owns distinct advantages of high efficiency, gearless, reliable system, easy maintenance, low noises and good quality of grid connection. This type of product represents the developing trend of international wind turbine technology, and it is popularly installed in Netherlands, Finland, Germany, Japan, and Taiwan of China as well as Northern part and coastal area of China, which enjoy high evaluation from customers.

湘电风能制造的兆瓦级直驱式风力发电机组与传统机型相比，具有系统可靠、转动部件少、无齿轮箱、运转噪声小、风能利用效率高、上网电源质量好及维护成本低等明显优势，代表了世界风电技术的发展趋势，在我国各地风场和台湾地区，以及荷兰、芬兰、德国、日本等国家得到了广泛的应用，赢得了用户的高度评价。

Based on the 3D time-average Navier-Stokes equations, k-ε model was used to simulate the 3D turbulent flow field of whole flow passage in the Francis turbine including guide wickets, runner and draft tube. The energy performance and cavitation performance were predicted from the simulation results, and the calculated data were compared with the results of hydraulic turbine model experiment. The calculation of turbine efficiency and the measured efficiency was very closed and the maximal relative error was 0.9%.

该文基于Navier-Stokes方程和k-ε紊流模型，采用贴体坐标和交错网格系统，用SIMPLEC算法对一模型混流式水轮机引水元件、转轮和尾水管进行了联合计算与转轮单流道计算，数值模拟了水轮机各通流元件内部三维湍流流场，预测了水轮机的能量性能和空化性能，并与水轮机模型试验结果进行了对比。

A quasi one-dimensional, time dependent system model based on the parallel compressor theory was used to compute the effect of inlet distortion on turbine engine stability; Through Modifying steady state continuum equation, momentum equation and energy equation, the effect of power extraction and additional bleed on turbine engine running line was computed. Unsteady state continuum equation, momentum equation and energy equation were solved for computing the effect of acceleration on turbine engine running line.

其中，进气畸变对发动机气动稳定性影响的计算采用平行压气机模型，基于李亚普诺夫理论的方法完成；附加引气、功率提取对发动机气动稳定性的影响采用通过对发动机转子间质量、动量、能量守恒方程进行修正的方法进行；加速过程对发动机气动稳定性的影响采用欧拉方法求解动态的质量、动量、能量守恒方程的方法完成；最后采用&层迭&的方法进行各种降稳因素的综合评估。

With this method can the quasi three-dimensional velocity distribution be evaluated conveniently and visually. More importantly, turbine performance prediction and rotor flow analysis, which were important but isolated in former turbine design method, were integrated through this evaluation method to form a more reasonable turbine design method.

该方法不仅能方便、直观地评价涡轮叶轮准三元速度分布，为优化叶片设计提供依据，更重要的是，将此方法计算出的涡轮叶轮速度分布评价指标应用于叶轮损失模型中，可以将涡轮设计体系中独立的两个重要分析手段——叶轮流动分析和涡轮性能预测结合起来，形成更为合理、完善的涡轮设计方法。

Firstly, turbine wicket gate bearing was held; secondly, overstressing of the turbine wicket gate appeared after storage of the unit being increased; thirdly, permeable quantity of turbine wicket gate clearance was high.

1水轮机导叶轴承抱轴问题；(2)机组增容后水轮机导叶所受应力超限问题；(3)水轮机导叶间隙漏水量较大问题。

The FAST (Fatigue, Aerodynamic, Structures and Turbulence) Code was applied to predict loading to a 1.5 MW three-bladed upwind horizontal-axis wind turbine. The output of FAST code containing the specified wind turbine geometric and loading information was transferred to the ADAMS program for turbine blade motion analysis and its structural modal and deformation analysis.

在系统运动模拟部分，用FAST建构出一个1.5MW、3个片、上风式、水平轴式的风，然后将模型转入ADAMS机构模拟软体中进分析与运动模拟，再将FAST和ADAMS分析的结果分别以三种风运转的况个别讨其风转速、转子扭矩、发电机发电，比较后有相当错的结果。

More direct, directer ; most direct, directest

径直的，笔直的

Do you know how to use a chain saw?

你知道如何使用链锯吗？