• With the aid of CFD software NUMEC a, computational simulating is performed on an Axial-flow compressor for the study of casing treatment mechanism.

    本文亚音轴流压气机原型,主要借助数值模拟手段展开了机匣处理机理研究

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

    研究了顶部间隙压气机转子性能内部影响

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  • Test results have shown that the test technology is effective and suitable for test of unsteady flow frequency spectrum performance of axial compressor.

    试验结果表明试验技术进行轴流压气机叶片排定常频谱特性试验行之有效的。

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  • Because the traditional design method of axial flow air compressor was not perfect, it made the assembly work at low efficiency.

    由于压气机传统设计方法完善使得基于此种方法设计的机组效率低下

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  • Influence of the wake impact effect on the flow field and its average performance in a low speed axial-flow compressor was investigated by using external acoustic excitations.

    通过采用外部激励方式,低速压气机研究非定常尾流撞击效应压气机流结构以及均气动性能影响

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  • On the basis of an elementary cascade method a calculation model for the off-design performance of an axial-flow compressor has been set up.

    基于基元叶,建立了轴流式压气机工况计算模型,并采用变比热公式计算空气热力参数;

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  • A method for predicting the off design performance of an axial flow compressor is presented.

    本文介绍一种压气机非设计性能预测方法

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  • Gas composition, volume flow rate, axial power, pressure and temperature of inlet and discharge gases of the compressor have been evaluated with the international general standard.

    采用国际通用标准压缩机气体组成容积流量功率排气压力进排气温度等指标进行了测定

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  • The paper analysis control requires of the axial flow compressor.

    分析压缩机工况控制要求和控制方案。

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  • This paper details the experimental methods and results using the airfoil sensors to measure total pressure and total temperature distributions behind the rotors in a multistage axial-flow compressor.

    较详细地介绍了某多级压气机修改前后,利用叶型受感部各级转子出口、总分布试验方法结果

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  • When applied to a certain axial flow compressor, the criterion is proved to be precise, reliable and rapid enough to be used in the early detection of rotating stall signal.

    流式压气机压力测量信号分析结果表明,判据准确可靠快速的,可以用于旋转失速信号早期检测

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  • The experimental investigation on aeroelastic instability and dynamic response of the BF-1 rotors by a transonic axial-flow compressor test rig are presented in this paper.

    本文介绍了在音压气机试验台上BF - 1系列转子开展气动弹性失稳动态响应的实验研究工作。

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  • In this paper, the effects of solidity of rotor-stator cascades on axial-flow compressor performance are investigated with steady and unsteady flow calculation.

    采用定常流定常流计算方法研究了各种动静稠度组合对轴压缩机性能影响

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  • The hub treatment with a circumferential groove was tested on the stator hub and compared with the casing treatment over the rotor tip for a single stage axial flow compressor.

    压气机上,式处理机子内径处进行轮毂处理转子部机匣处理作类比。

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  • The present article describes the pilot stand of a full scale ten-stage subsonic axial-flow compressor and presents the test results of the rotating stall and surge obtained therefrom.

    本文介绍了一个尺寸十级亚音速轴流压气机试验台,给出了实物压气机旋转失速喘振试验结果

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  • 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孤立压气机转子中非定常叶间隙流动特征频率特性

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  • Finally, the total loss distribution along the blade span of the axial flow compressor is estimated according to an improved end wall loss model and a shock loss model.

    再应用改进了损失激波损失模型最终算出压气机设计点损失沿叶高分布规律

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  • Experiment results indicate that the mechanical and aerodynamical performances on the new two-stage axial-flow compressor have met the design requirements.

    运转试验性能考核表明,双轴流压气机实验台机械性能气动性能两个方面均达到了预定的设计要求。

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  • The characteristics of static pressure changing at stage exits of a multi-stage axial flow compressor relative to the design points at several typical operating modes are investigated.

    多级流式压气机几个典型工况下各级静压相对设计静压变化特性进行了研究。

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  • The full-scale three-dimensional flow centrifugal stage test conducted on an axial compressor test rignecessitates a test rig compatibility design.

    轴流压气机试验台上进行尺寸三元离心的试验,需进行适台设计

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  • In this paper, virtual prototype technology of turbo-machinery, multistage axial flow compressor numerical simulation, and integrated design of turbo-machinery and engine have been introduced.

    介绍叶轮虚拟样机技术多级压气机数值仿真叶轮机发动机一体化设计

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  • The effect of bleeding on the performance of a two-stage axial-flow compressor was performed with the help of numerical method.

    采用数值模拟方法,研究了引气双级轴流压气机气动性能影响

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  • A new three-dimensional aerodynamic stability model for an axial flow compressor to study the effects of radial disturbance on the rotating stall is presented.

    给出考虑压气机径向扰动失速影响压气机三维气动稳定性模型

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  • With the deepening of the research on axial-flow compressor flow, the nonuniform clearance becomes the problem should be considered.

    随着轴流压气机流动研究不断深入叶尖周向非均匀间隙成为了需要考虑的问题。

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  • The internal flow field of a single-stage axial compressor is analyzed using a fast full 3-D viscous flow calculating method.

    采用一种快速求解三维粘性计算方法求解轴流压气机内部流场及工况特性。

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  • Through the axial-flow compressor calculation, it is showed that the coincidence between calculation and mea

    通过流压气机的表明计算实测结果吻合程度比变形激盘法大有改善。

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  • This article investigates the nonlinear dynamic characteristics and stability of an axial flow compressor with tip clearance and ball bearings.

    研究叶尖气隙滚动轴承共同作用下轴压缩机非线性动力特性稳定性

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  • An experimental study of the stator blade wake in a small axial compressor is performed by using a hotwire anemometer (HWA) under different rotating speeds and mass flow conditions.

    基于小型轴流压气机实验台,运用热线风速仪(HWA),对不同转速流量工况下排出口尾迹流动特性进行实验研究

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  • The effects of momentum and energy transportation caused by circumferential non uniformities of the flow in a multistage axial compressor are studied.

    本文研究轴流压气机周向均匀性的动量能量输运作

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  • A stage - by - stage simulation method is introduced for analysis of inlet total pressure distortion effect on the multistage axial flow compressor characteristics.

    介绍了1种分析进口畸变多级压气机特性影响逐级模拟方法

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