In this paper, a method of aerodynamic calculation and aerodynamic performance analysis for a horizontal axis wind turbine is presented using semi-rigid wake model.
本文用半刚性尾流模型近似表示给出水平轴风轮空气动力性能的分析计算方法。
Based on the traditional Momentum-Blade Element theory, an improved method of aerodynamic calculation about the horizontal axis wind turbine in yaw or in pitch-up is presented in this paper.
本文将动量-叶素理论推广应用于计算水平轴风车叶轮有侧偏角或上仰角时的气动力。
This paper includes four sections: aerodynamic analysis and calculation, turbulent wind field model, dynamic stall model, develop software with COM.
论文包括四部分：气动分析与计算理论、紊流风场模型、动态失速模型、组件软件开发。
Aerodynamic design and strength calculation and test of transformation for fan in mine are set forth. Its economic benefits are pointed out. points for experience are described.
阐述了矿井通风机改造的气动设计及其强度计算与试验。指出了其经济效益，并谈及了几点体会。
Based on the calculation of aerodynamic flow field, overcooled water droplets trajectories and energy equation, surface temperatures of the anemometer under various conditions were obtained.
通过对空气流场、过冷水滴运动轨迹的计算和能量方程的求解，得到了多种状态下的风速管表面温度。
Some discussion about aerodynamic design of last stage blade of large steam turbine has been given basing on the result of S_2 design calculation.
结合长叶片级S_2流面设计问题的计算结果对大功率汽轮机长叶片气动设计进行了初步的探讨。
The method consists of two parts: aerodynamic performance calculation based finite blade vortex theory and aerodynamic optimization design based genetic algorithms.
该方法分为两部分：基于有限片桨叶涡流理论的气动性能计算和采用遗传优化算法的优化设计。
To study the effect of aerodynamic drag in the solar array spreading on the ground, a calculation method of time-varying aerodynamic drag was put forward based on dynamic meshes in this paper.
为研究太阳帆板地面展开试验中气动阻力的影响，基于动网格技术提出了一种时变空气阻力计算方法。
This paper presents a vortex lattice method which is suitable for the calculation of subsonic longitudinal and lateral aerodynamic characteristics of aircraft.
本文介绍了一种涡格方法，它适用于亚声速飞机的纵横向气动特性计算。
From the two points of view, this paper gives a calculation method for the unsteady aerodynamic characteristics of the wind turbines including the 3-d rotational effects.
本文的研究将这两者结合起来，给出考虑旋转影响的风力机非定常气动特性的计算方法。
In order to improve the efficiency and accuracy of the numerical calculation for the aerodynamic design of winglets, an optimization method based on multi-level response surfaces is proposed.
为了提高数值计算效率和准确性，提出了基于多级响应面法的确定翼梢小翼气动外形参数的一种优化方法。
Aerodynamic performance calculation provides evaluation and feedback for the aerodynamic design and also the aerodynamic load data for the structural design of blade.
气动性能计算为气动设计结果提供评价和反馈，并为叶片的结构设计提供气动载荷的原始数据。
The accuracy of aerodynamic performance calculation directly influences the aerodynamic performance and structural safety of blade.
气动性能计算的准确性，直接影响叶片的气动性能和结构安全。
The unsteady aerodynamic results of the transonic wing are presented, and flutter calculation is made. The comparison with TDLM shows that the agreement is very good.
对跨声速飞机机翼作了跨声速非定常气动力计算，对跨声速民航机机翼的颤振模型作了颤振计算，与TDLM的比较表明，两者结果有较好的一致性。
Based on the conventional integrate expression approach, a modified time-domain formulation method is proposed for the calculation of aerodynamic forces acting on bridge girders.
基于传统的统一描述方法，提出了一种改进的主梁气动力时域列式方法。
Based on the conventional integrate expression approach, a modified time-domain formulation method is proposed for the calculation of aerodynamic forces acting on bridge girders.
基于传统的统一描述方法，提出了一种改进的主梁气动力时域列式方法。
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