进行了叶型设计技术和准则的研究。
详细介绍了利用给定载荷法进行风机三元叶型设计的方法，并展示了设计实例。
D blade form design of fan carried out by given Loaded method is introduced in detailed and design example is shown.
将改写后的无旋条件与连续方程联立求解，可在计算面上将叶型设计问题用标准拉普拉斯方程来表示。
The equations of continuity and quasi irrotationality are transformed into the potential stream function coordinates. Then a Laplace equation can be deduced for an aerodynamic parameter "q".
提出了按水泵给定流道参数和转数，从水轮机方向计算叶型的全三维逆向设计方法。
This paper proposes a three-dimension reverse design method of blade based on turbine according to the flow parameters and revolution of pump.
以离心压缩机扩压器叶栅为例，在两个给定设计工况下采用所提出的方法求解其最佳叶片型线。
A diffuser cascade of a centrifugal compressor was chosen to be designed with the proposed approach, with its two operating points specified, and its blade profile to be optimized.
其工程上的设计方法比较单一，普遍采用的方法是孤立叶型法和叶栅法。
The most popular design methods of the axial fan are the Single Aerofoil Method and the Cascade Method.
数值模拟实例表明，高次多项式解析造型方法能快速、高效、可靠地设计出高性能的超音速大转折初始叶型。
The numerical experiments show that the high order polynomial analytic method can quickly, efficiently and reliably design high performance supersonic large deflection Angle preliminary profiles.
航空发动机叶栅反推器叶型参数与反推效率、流量系数之间的规律对于反推装置的设计具有重要意义。
It is important to study the mechanism between the cascade blade profile parameters and the thrust reverser effectiveness.
通过叶栅平面流场的绕流计算，确定了叶栅三个设计截面上的叶片型线。
Through the analysis of the flow field, the blade profiles of 3 design sections are worked out.
压气机叶型气动优化设计目标是静压升最大和总压损失最小。
The maximization of the static pressure rise and minimization of the total pressure loss are taken as the design targets.
可控扩散叶型（CDA）的优化设计是目前国外对亚音、跨音速压气机叶型研究的主要内容之一。
The optimum design of Controlled Diffusion Airfoils (CDA) is one of the main research fields in subsonic and transonic profile design for multistage compressor.
先进的后部加载叶型与控制环流设计方法的结合成为了先进涡轮设计方法的重要研究方向。
The design method of advanced aft-loading profile combining with controlled vortex method becomes a significant aspect of advanced turbine design.
给出了轴流风机薄板叶型的三种解析设计方法，并对所设计叶型的气动性能作了比较。
Three different analytical thin blade design methods are presented together with their aerodynamic performance comparison.
在自由涡与后加载叶型相结合的设计中，对新设计与原设计进行了对比。
The contrast of new designed blade with the original one is made in the design of free vortex flow combining with aft-loading profile.
本文的设计思想，减少了对工程经验的依赖，避免了复杂的空间转换，可使叶型和叶轮得到优化。
The idea of the design method throws off the reliance on the engineering experience, avoids complicated special transformation, and has the blade profile and impeller optimized.
本文提供的设计算例表明，该方法能有效地进行叶型的初始工程设计。
Numerical results show that this method is applicable to initial designing of compressor airfoils and provides a better …
本文提供的设计算例表明，该方法能有效地进行叶型的初始工程设计。
Numerical results show that this method is applicable to initial designing of compressor airfoil...
并进一步研制出二维平面和任意回转面叶型自动优化设计软件。
A software is developed, which could design 2d blade profiles of plane and arbitrary rotating surfaces.
进一步研制出二维平面和任意回转面叶型自动优化设计软件。
Software was developed, which can design 2d blade profiles of plane and arbitrary rotating surfaces.
通过三维叶型控制流动，提升压气机性能是压气机设计的重要方向，并在业界广泛使用。
Performce improvements obtained from 3d blading, which can provide more powerful flow control scheme, are widely recognized by the industry.
对某压气机二维叶型的正问题数值优化结果表明本研究所建立的优化设计平台具有高效、可靠性好的特点。
The numerical optimization results show that the proposed numerical optimization platform works well with reasonable efficiency and robustness.
对某压气机二维叶型的正问题数值优化结果表明本研究所建立的优化设计平台具有高效、可靠性好的特点。
The numerical optimization results show that the proposed numerical optimization platform works well with reasonable efficiency and robustness.
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