查询词典 gas-turbine

The gasturbine own electricity generation efficiency does not calculate veryhigh, generally between 30%~ 35%, but produces the waste heat hazetemperature reaches as high as 450 ~ 550 ℃, may recycle the heatenergy transformation steam once more through the afterheat boiler,the actuation steam turbine sends time of electricity again, forms thegas turbine -- steam turbine union circulation electricity generation,the electricity generation efficiency may achieve 45%~50%, somelarge-scale units even may surpass 55%.

燃气轮机自身的发电效率不算很高，一般在30％～35％之间，但是产生的废热烟气温度高达450～550℃，可以通过余热锅炉再次回收热能转换蒸汽，驱动蒸汽轮机再发一次电，形成燃气轮机--蒸汽轮机联合循环发电，发电效率可以达到45%~50%，一些大型机组甚至可以超过55％。

A set of calculation methods of design flow at all stages for industrial extraction turbine were presented,based on the analysis of thermodynamic design principles on the flow section of industrial steam turbine,and the thermodynamic design software of non-standard industrial steam turbine was developed by using modular programming.

在总结工业汽轮机通流部分热力设计的基本原理和设计流程的基础上，提出了一套抽汽式工业汽轮机各级段设计流量的确定方法，并借助模块化编程思想，开发了工业汽轮机热力设计软件系统。

Then the turbine's extraction steam flow and the main turbine's steam increase are confirmed through the analysis of the relationship between feed pump parameters and main turbine flow rate under variant working condition.

接着，分析该汽轮机在变工况下给水泵参数与主机流量的关系，确定该汽轮机在变工况下的抽汽量和主汽轮机蒸汽增加量。

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。

The turbine comprises at least one radial or diagonal turbine stage (120) with radial or diagonal feed stream and axial exhaust flow and at least one axial turbine stage (121 - 125) with a axial feed steam and axial exhaust flow.

该涡轮机包括至少一个带有径向的或者对角线的入口和轴向的出口的径向的或者对角线的涡轮机级(120)和至少一个带有轴向的入口和轴向的出口的轴向涡轮机级(121-125)。

Therefore,wind turbine slewing bearings are more strictly in design and manufacture.Based on the domestic and international practice and research results,the key technology in design and manufacture of wind turbine slewing bearings are discussed,focused on analyzing of wind turbine slewing bearing s selection,life pred...

结合国内、外的实践经验和研究成果，论述了风电转盘轴承设计和制造的关键技术，重点分析了风电转盘轴承的选型、寿命预测技术，机加工、热处理技术等，以期对国内风电转盘轴承的自主创新有所帮助。

Digital simulation is an important step for torpedo turbine engine design. This paper investigates the modeling and simulation of unclosed cycle and partial flow two-stage impulse torpedo turbine in design condition and two non-design conditions. The control modes of turbine in non-design conditions are discussed.

进行鱼雷涡轮动力装置数字仿真是设计涡轮机的重要步骤，为此，该文针对鱼雷涡轮机设计和研制的需求，采用理论分析、经验推导和实验研究相结合的方法建立了鱼雷开式循环部分进气纯冲动式复速级涡轮发动机设计工况及2 种常见变工况的数学模型，着重讨论了变工况过程涡轮机的调节控制方案，提出了简便易行的开关喷嘴控制方法，并对其进行了数字仿真研究。

"Please accept this talisman as a token of our thanks."

请收下这个护身符以表达我们的感谢。

If I have that magic, I will be more acceptable in the society.

如果我拥有那种魔法，我将更加被这个社会所容纳。