以展弦比为8.6的机翼加装帆片为例,进行了气动力计算并作了帆片优化设计。
The aerodynamic computation and the design of optimized wing sails for aircraft with rectangular wing whose aspect ratio equals 8. 6 were completed.
本文提供了一个可计算马赫数到8、计算速度快的弹一翼组合体空气动力计算方法。
A rapid aerodynamic prediction code to Mach number 8 for wing-body combinations has been developed.
桨叶气动力计算采用时域非定常空气动力计算模型,包括非线性分离和动态失速的影响。
Blade element theory was used to calculate unsteady aerodynamic loads in linear and nonlinear regimes.
在非结构自适应笛卡尔网格基础上构建了一种基于笛卡尔动网格的非定常气动力计算方法。
A unsteady flow calculational method is developed in this article. This method is based on the Cartesian grid.
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。
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.
然而,其中涉及到的空气动力学原理则极端复杂,需要超级计算机破解。
But the aerodynamics involved are extremely complex and required a supercomputer to crack.
建立了再入机动弹道数学模型,给出了气动力系数为速度、迎角、高度的函数拟合式,进行了最佳再入机动弹道设计和仿真计算。
The mathematical model of reentry maneuvering trajectory is established. The fitting expression of aerodynamic coefficient function on velocity, attack of Angle and altitude is presented.
在颤振特性分析中所需要的广义气动力是根据亚音速非定常升力面理论,采用马蹄涡—振荡压力偶极子格网法计算的。
The generalized aerodynamic force required in analysis is calculated by using horse shoe vortex— vibrational pressure doublet grid method, based on theory of subsonic unsteady lifting plane.
基于计算流体动力学,采用数值模拟的方法研究了车桥耦合体系气动力特性和风压分布。
Aerodynamic characteristics and wind pressure distribution of vehicle-bridge coupled system is stud-ied based on numerical simulation by computational fluid dynamic method.
作为算例用它计算了后掠超音速平板叶栅由于振动引起的非定常空气动力功。
Program and unsteady aerodynamic work caused by oscillation of sweepback supersonic plate cascade were provided as an example of its application.
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。
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.
用欧拉方程计算非定常气动力,在时域内求解结构运动方程。
Euler equations are applied to calculate the aerodynamic forces, when the time-domain method is used to solve structural motion equations.
在进行亚音速气动分析时,应用线化速度势理论计算运载器的气动力系数,而后进行回归分析,得到运载器亚音速飞行时的气动特性模型。
For subsonic aerodynamic analysis, Linearized Velocity Potential Theory is used to evaluate the aerodynamic coefficient, and we can get subsonic aerodynamic model of vehicle by Regression analysis.
以实车的隧道空气动力学试验资料为参照进行对比计算,计算活塞风速度与实测结果较好符合。
The calculated piston wind velocity accords with the measured result on site through making a comparison with tunnel aerodynamic test data of real vehicles.
通过对叶片表面非定常气动力及其所做非定常气动功的计算分析,采用能量法对叶片颤振与否进行预估判断。
Through the computation and analysis of unsteady aerodynamic forces loading on the cascades and aerodynamic work, the probability of blade flutter is predicted through the energy method.
对在一个各向同性、均匀的弹性球的具有恒定的热传导系数的球面上进行加热这一理想情况下,计算了陨星由于空气动力学加热而产生的热应力。
Thermal stress in meteoroids by aerodynamic heating is calculated for the ideal case of an isotropic, homogeneous, elastic sphere being heated at the surface with a constant heat transfer coefficient.
计算结果符合基本气动力规律,和实验数据基本吻合。
The calculated results accord with the aerodynamic theory as well as the data of the experiment.
在零攻角实验时不同模型的空气动力阻力是采用简化方法来计算的;
The aerodynamic drag of different models at zero angle of attack in the experiment is calculated using the simplified procedure.
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。
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.
根据测量数据计算出尾梁上气动力随环量控制参数的变化情况,并绘制成曲线。
The aerodynamic forces on the tail boom have been calculated and their changes with the circulation control variables were drawn in curves.
计算空 气动力学的应用团队为您提供范围广泛的技能,考虑申请从几何准备,分析和报告。
The Computational Aerodynamics Applied team offers a wide-range of skills taking an application from geometry preparation to analysis and reporting.
实际计算结果表明该非线性气动力模型能够较为精确地计算飞机模型大幅值迎角简谐振动产生的气动力响应。
It is shown the nonlinear aerodynamic model given by the article can accurately calculate aerodynamic responses of aircraft models in large amplitude forced oscillation tests at high angles of attack.
高超音速化学非平衡尾迹流场的分析及计算是再入空气动力学的一个重要课题。
The analysis and computation of chemical non-equilibrium hypersonic wakes are important tasks of reentry aerodynamics.
完全非定常气动力由格林函数方法直接计算,颤振分析结果准确。
For fully unsteady aerodynamic force is calculated with Green's Function method, the results of flutter analysis are accurate.
介绍了电站锅炉空气动力场的冷态模化的基本相似模化原理、试验控制参数的计算方法及相关的测量技术。
Present the basic similarity simulation principle followed in cold simulation of power plant boiler dynamic field, way of calculating test control parameters and associated measuring techniques.
本文给出了飞机增升装置气动力特性的数值计算方法和计算结果。
This paper presents the numerical simulation method and calculation results for the flow around a high lift devices of airplane.
昆虫在空中各种姿态的空气动力学特性、原理、计算方法。
Study on the aerodynamics, theory and design methods for robot insects flying postures.
高超声速化学非平衡尾流的分析与计算是空气动力学中的一个重要课题。
The analysis and computation of chemical nonequilibrium hypersonic wakes are important tasks of aerodynamics.
空气动力元件以及具有空气动力元件的机翼,伺服驱动-控制模块,计算机,计算机程序和用于影响尾迹涡流的方法。
Aerodynamic body and carrier wing comprising an aerodynamic body, actuating drive control module, computer, computer program, and method for influencing post-turbulences.
空气动力元件以及具有空气动力元件的机翼,伺服驱动-控制模块,计算机,计算机程序和用于影响尾迹涡流的方法。
Aerodynamic body and carrier wing comprising an aerodynamic body, actuating drive control module, computer, computer program, and method for influencing post-turbulences.
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