本方法可应用于径流式压气机叶轮变工况流场分析。
This method can by used for analysing the flow field in centrifugal compressor impeller with variable working condition.
国外公司在其系列增压器中开始采用整体式压气机叶轮。
Foreign company begins to adopt integrated compressor impeller in their series of turbo-chargers.
给出一种可展曲面后掠叶片离心式压气机叶轮选型方法。
A geometry designing method for developable surfaces backward swept centrifugal compressor was given in this paper.
本文介绍一种具有后掠叶片的径流式压气机叶轮造型方法。
This paper puts forward a method for designing the backward swept blades for centrifugal compressor impellers.
介绍了某型离心压气机叶轮与五种径向扩压器匹配的试验研究。
This paper introduces an experimental study of a centrifugal compressor matching with five different types of radial diffusers.
本文的目的是用数值计算方法来研究离心式压气机叶轮内的旋涡运动。
The objective of the present paper is to study the vortices motions in the impeller ofvaneless diffuser of centrifugal compressor by numerical computations.
压气机叶轮作为离心压气机的核心零件，是一类典型的复杂曲面零件。
Compressor impeller is a type of representative parts with sculptured surface, which is the most important part in the centrifugal compressor.
本文给出了一种以微型计算机为工具绘制离心压气机叶轮图形的方法。
This paper gives a method for drawing centrifugal compressor impeller by use of microcomputer.
作为涡轮增压器的核心零件，压气机叶轮主要失效模式是低周疲劳破坏。
The compressor wheel is a core part of turbocharger, and the low-cycle-fatigue (LCF) dam - age is its main fault model.
针对车用涡轮增压器压气机叶轮，研究利用可展直纹面构造叶片曲面方程的方法。
The method to construct the blade surface of developable impeller of vehicle turbocharger is investigated.
采用离心压气机计算机辅助集成设计系统，设计了两个不同子午形面和叶片角的离心压气机叶轮。
Two centrifugal compressor impellers with different meridional shape and blade Angle were designed using computer-aided integrated design systems.
因此，有必要开展离心压气机叶轮五轴高精度数控加工技术的研究，以期进一步提高压气机的性能。
Therefore, in order to improve the performance of compressor, it is necessary to accomplish the high accuracy five-axis nc machining of centrifugal compressor impeller.
分析了离心压气机叶轮的几何结构特点、加工工艺，并在此基础上规划了叶轮的粗、精加工刀具轨迹。
Based on the geometry characteristic and processing technique of centrifugal compressor impeller, the tool path of rough and finish machining are scheduled.
本文采用一多功能流体动力学计算软件，详细计算分析了NASA低速离心压气机叶轮内部的三维速度场。
Based on a multifunctional CFD software, the three-dimensional velocity field within the impeller of NASA low-speed centrifugal compressor is computed in detail in this paper.
用任定准正交面方法对一个航空涡轮冷却器的离心压气机叶轮流场进行了三元计算，计算考虑了上下游边界条件的影响。
The three-dimensional flow field of a centrifugal impeller for aircraft cooling turbine is computed with quasi-orthogonal surface method including the influence of upstream and downstream conditions.
采用离心压气机计算机辅助设计系统，设计了一个离心压气机叶轮，对这一叶轮在不同叶尖间隙下内部流场进行了数值计算。
Tip leakage flow in a compressor which designed by use of Computer Aided design System was investigated by numerical method, for different tip leakage at design flow conditions.
本文论述了对整体式压气机叶轮经超速试验后的应力分布进行计算的弹塑性有限元法，及确定叶轮最佳超速转速、预应力处理的效果的方法。
The finite element method for analyzing prestress distribution of integrated compressor impeller after spin test is discussed. The best maximum spin speed and the effect of prestress are determined.
离心式压气机，压气机的一种。当进气到达叶轮中心时，被叶轮离心抛出进人扩散器。在扩散器中气体流速减慢，压力增加。
Centrifugal FLOW compressor, a type of compressor in which air is taken into the center of the impeller and is slung outward centrifugally into a diffuser where it is slowed and pressure is increased.
结果表明，弯管畸变对离心压气机性能的恶化程度与弯管所在位置有关，距离叶轮进口较远的弯管影响较大。
The results show different performance deterioration between different bent pipes, the larger distance between bent pipe outlet and impeller inlet creates more decrease.
所建立的叶轮几何参数优化选择方法，可用于车用涡轮增压器离心压气机的几何参数优化和性能预测。
The method of impeller parameters optimization design can be used in the selection of geometric parameters and the performance prediction of vehicle turbochargers.
介绍了叶轮机虚拟样机技术、多级轴流压气机数值仿真和叶轮机与发动机一体化设计。
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.
但是叶轮机械，尤其是跨音速轴流压气机叶片的气动优化设计仍然是一个具有挑战性的研究领域。
But the aerodynamic optimization of the turbomachinery blade, especially the transonic compressor blade, is still a challenge area.
且尺寸体积远小于同流量的容积式压缩机，稳定性和压比也比同流量的条件下的叶轮式压气机有所提高。
But it has smaller volume than displacement compressor at the same mass flow rate; and higher pressure ratio and efficiency than impeller compressor.
利用自行开发的叶轮机三维数值模拟软件对高负荷跨音压气机ats - 2转子进行了带叶尖间隙的三维流动数值模拟，并与实验的结果进行了比较。
A 3d numerical simulation software was developed to calculate the tip-clearance flow of ATS-2, a high-loading transonic compressor, and the results were compared with the experiments.
利用自行开发的叶轮机三维数值模拟软件对高负荷跨音压气机ats - 2转子进行了带叶尖间隙的三维流动数值模拟，并与实验的结果进行了比较。
A 3d numerical simulation software was developed to calculate the tip-clearance flow of ATS-2, a high-loading transonic compressor, and the results were compared with the experiments.
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