• 展弦8.6机翼加装片为例,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.

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  • 本文提供了个可计算马赫数8计算速度的弹一翼组合体动力计算方法。

    A rapid aerodynamic prediction code to Mach number 8 for wing-body combinations has been developed.

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  • 桨叶气动力计算采用时域非定常动力计算模型,包括非线性分离动态失速的影响。

    Blade element theory was used to calculate unsteady aerodynamic loads in linear and nonlinear regimes.

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  • 非结构自适应笛卡尔网格基础上构建了种基于笛卡尔动网格的非定气动力计算方法

    A unsteady flow calculational method is developed in this article. This method is based on the Cartesian grid.

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  • 跨声速飞机机翼了跨声速非定常气动力计算,对跨声速民航机机翼振模型作了颤振计算TDLM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.

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  • 然而其中涉及到动力学原理则极端复杂需要超级计算破解

    But the aerodynamics involved are extremely complex and required a supercomputer to crack.

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  • 建立了机动弹道数学模型,给出气动力系数速度迎角高度函数合式,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.

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  • 颤振特性分析所需要广义气动力根据亚音速非定常升力理论采用马蹄振荡压力偶极子格计算的。

    The generalized aerodynamic force required in analysis is calculated by using horse shoe vortexvibrational pressure doublet grid method, based on theory of subsonic unsteady lifting plane.

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  • 基于计算流体动力学,采用数值模拟方法研究了车桥耦合体系气动力特性风压分布

    Aerodynamic characteristics and wind pressure distribution of vehicle-bridge coupled system is stud-ied based on numerical simulation by computational fluid dynamic method.

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  • 作为计算了后超音速平板由于振动引起定常气动力

    Program and unsteady aerodynamic work caused by oscillation of sweepback supersonic plate cascade were provided as an example of its application.

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  • 本文将动量-叶素理论推广应用于计算水平风车叶轮侧偏角仰角气动力

    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.

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  • 用欧拉方程计算定常气动力时域求解结构运动方程。

    Euler equations are applied to calculate the aerodynamic forces, when the time-domain method is used to solve structural motion equations.

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  • 进行亚音速气动分析时,应用线速度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.

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  • 隧道气动力试验资料参照进行对比计算计算活塞速度实测结果较好符合

    The calculated piston wind velocity accords with the measured result on site through making a comparison with tunnel aerodynamic test data of real vehicles.

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  • 通过叶片表面定常气动力及其所做非定常气动计算分析,采用能量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.

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  • 对在各向同性均匀弹性具有恒定热传导系数的球面上进行加热理想情况下计算陨星由于气动力加热而产生的应力

    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.

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  • 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.

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  • 实验不同模型动力阻力采用简化方法计算的;

    The aerodynamic drag of different models at zero angle of attack in the experiment is calculated using the simplified procedure.

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  • 本文半刚性尾流模型近似表示给出水平风轮气动力性能分析计算方法

    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.

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  • 根据测量数据计算气动力环量控制参数变化情况绘制曲线

    The aerodynamic forces on the tail boom have been calculated and their changes with the circulation control variables were drawn in curves.

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  • 计算气动力应用团队为您提供范围广泛的技能考虑申请几何准备分析报告

    The Computational Aerodynamics Applied team offers a wide-range of skills taking an application from geometry preparation to analysis and reporting.

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  • 实际计算结果表明非线性气动力模型能够较为精确地计算飞机模型大幅角简谐振动产生气动力响应

    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.

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  • 高超音速化学非平衡尾迹流场分析计算再入动力一个重要课题

    The analysis and computation of chemical non-equilibrium hypersonic wakes are important tasks of reentry aerodynamics.

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  • 完全非定常气动力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.

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  • 介绍电站锅炉空动力冷态化的基本相似模原理试验控制参数计算方法相关测量技术

    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.

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  • 本文给出了飞机装置气动力特性数值计算方法计算结果

    This paper presents the numerical simulation method and calculation results for the flow around a high lift devices of airplane.

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  • 昆虫空中各种姿态动力学特性、原理计算方法

    Study on the aerodynamics, theory and design methods for robot insects flying postures.

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  • 高超声速化学非平衡尾流分析计算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.

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  • 动力元件以及具有空气动力元件的机翼伺服驱动-控制模块计算计算机程序用于影响尾迹涡流方法

    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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  • 动力元件以及具有空气动力元件的机翼伺服驱动-控制模块计算计算机程序用于影响尾迹涡流方法

    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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