片语

tip clearance coefficient[机]

tip-clearance area齿顶间隙面积

tip clearance loss叶顶漏汽损失

blade-tip inner clearance叶尖内部间隙

tip clearance measurement叶尖间隙测量

rotor tip-clearance转子叶尖间隙

Tip clearance height叶尖间隙高度

英汉例句

• tip clearance flow in a radial inflow turbine rotor blade under stage environment was investigated by 3-dimensional viscous flow simulation.

  对微型燃机向心透平叶轮顶部间隙流动在级环境下进行了全三维粘性数值模拟。

• the effects of tip clearance on duct propeller「s performance were investigated in six different tip clearances.

  选择六种不同的叶梢间隙研究叶梢间隙对导管桨性能的影响。

• part five explores the possibility of the improvement of the compressor performance by taking advantage of the unsteady tip clearance flow.

  探索利用叶顶间隙流非定常特征提高压气机性能的可能性。

• asymmetry of rotor tip clearance in compressors always exists to some extent.

  在实际的压气机中，转子尖部间隙总是不同程度地存在着非轴对称性。

• this paper also presents the experimental results of effects of the blade tip clearance and the airfoil shape on the stall flutter boundary.

  此外还给出了两种叶尖间隙和两种叶型对失速颤振影响的实验结果。

• in the same time, the structure of tip clearance flow was investigated.

  同时，对于间隙内细微的流动结构也进行了较为深入的分析。

• downstream rotor-stator interaction increases the unsteady fluctuating intensities of the rotor tip clearance flow and the tip leakage loss.

  下游静叶干涉增加了动叶顶部间隙流的非定常波动强度和泄漏损失。

• finally, an important combination parameter was put forward to reflect the overall influence of blade loading and tip clearance distribution on the tip leakage mixing loss.

  最后提出一个重要的组合参数，反映了叶片尖部载荷和叶尖间隙的流向分布对叶尖泄漏掺混损失的综合影响。

• the parametric method is used in the process of turbine parts modeling and tip clearance analysis.

  本文引入了近年来迅速发展的参数化设计思想，应用于涡轮部件的建模和叶尖间隙的分析。

• the 3d viscous code had been developed to calculate flow field in rotor with tip clearance by solving three-dimensional navier-stokes equation with time-marching method.

  采用时间推进法求解三维n-s方程，开发了一种用于计算考虑顶部间隙的压气机转子内部流场的三维粘性程序。

• the influence of blade number, blade thickness, location of splitter blades and tip clearance on mass flow, pressure ratio and efficiency is showed.

  讨论了改变叶片数目，增加叶片厚度，调整分流叶片周向位置以及增加间隙高度等对离心叶轮流量、压比和效率等总体性能的影响。

• from the relative motion concept of rotor fixing and stator rotating, the experimental device (situation no. 3) for simulating the rotor blade tip clearance flow is designed.

  根据转子静止静子转动这一相对运动思想设计出动叶叶尖间隙流实验模型（工况3）。

• the efficiency of pump will be reduce with the increase of tip clearance of blade.

  泵的效率随轮缘处间隙变大会有明显减小。

• finally a scheme of engine」s tip clearance measurement by capacitance method is given.

  提出了电容法测量发动机叶尖间隙的方案。

• in the past fifty years, numerous studies were mainly focused on the mechanism of steady tip clearance flow and its impacts on the compressor performance.

  在过去五十年里，人们主要研究了定常状态下叶顶间隙流的机理及其对压气机性能的影响。

• a commercial n-s solver has been employed for simulation and investigation of the unsteady flow field inside the tip clearance of a turbine rotor.

  商用ns求解器已经被用于透平动叶顶部空隙的非定常流场的模拟和研究。

• thoroughly researches to unsteady pressure pulse in tip clearance flow of rotor and its changes are extremely significant to further improving the efficiency of the compressor.

  深入研究压气机转子叶尖间隙流场非定常压力脉动，掌握非定常流场结构和能量损失机理，对进一步提高压气机效率是非常重要的。

• research finding about the tip clearance of engine in the paper is basal; they can be used as reference of aero-engine design and the tip clearance control.

  这些工作对于发动机初步设计设计和叶尖间隙控制理论研究有一定的参考价值。

• recently, the unsteady characteristics of tip clearance flow, which appears in some flow conditions, was discovered and its influence to the compressor performance was recognized.

  近年来，人们发现压气机叶顶间隙流并非始终处于定常状态，在某些流动条件下，它会产生明显的非定常波动，并影响压气机的总性能。

• numerical methods were utilized to investigate the time-dependent flow patterns and the frequency characteristics of unsteady tip clearance flow in an axial-flow low-speed isolated compressor rotor.

  利用数值方法研究了某低速轴流孤立压气机转子中非定常叶顶间隙流的流动特征和频率特性。

• the influence of tip clearance on the performance of fan rotor has been investigated by numerical method at different clearances.

  在不同叶尖间隙下，对高负荷风扇转子的特性进行了研究；通过数值方法分析了叶尖间隙对转子特性的影响。

• the results show that moderate tip clearance is needed to get better performance.

  结果表明：适当小的叶尖间隙可以使转子获得较好的性能；

• numerical analysis was carried out to investigate the influence of tip clearance on the flow-field in a compressor cascade with a moving end-wall.

  通过详细分析叶栅通道内部及尾迹区域的流动并与已有的实验结果对比分析表明，程序较好地模拟出了移动壁效应对间隙区域二次流动形成和发展的影响。

• tip clearance numerical analysis is an important content of studying tip clearance control and improving engine performance.

  叶尖间隙分析是研究叶尖间隙控制方法，改善发动机性能的重要内容。

• the influence of tip clearance on overall performance and detailed flow structure in tip region of an axial compressor rotor was investigated.

  研究了顶部间隙对压气机转子总性能及内部流场的影响。

• part four discusses the originating mechanism of unsteady tip clearance flow.

  解释叶顶间隙流产生非定常波动的物理机制；

• the article shows the influence of tip clearance on performance at different rotate speed and investigates the flow field of high pressure ratio and high rotate speed centrifugal impeller.

  分析了一个高压比、高转速的离心叶轮的流场，包括无叶顶间隙和有叶顶间隙时流道中涡和二次流的发展、低能流体的迁移。