unsteady aerodynamics

UNSTEADY AERODYNAMICS FOR ADVANCED AIRCRAFT DESIGN Gossip About Development of Aerodynamics

面向先进飞行器设计的非定常空气动力学揭示飞行的奥秘推动飞机的发展&空气动力学发展漫谈

Reduced Order Model for Unsteady Aerodynamics and Its Application

非定常气动力降阶模型及其应用研究

Fuzzy logic model of nonlinear unsteady aerodynamics with multiple variables

多变量非线性非定常气动力的模糊逻辑模型

Investigation on Application of minimum state approximation of unsteady aerodynamics

非定常空气动力最小状态拟合方法的应用研究

Correlation investigation of unsteady aerodynamics of dynamic delta wings and pressure distribution

动态三角翼的非定常气动特性和压力分布相关研究

The results show that it predicts the unsteady aerodynamics very well .

结果表明：该模糊逻辑模型对非定常气动力有很好的预测能力；

Design Method of Active Control Law Based on Reduced Order Model of Unsteady Aerodynamics for Aeroelasticity

基于非定常气动力低阶模型的气动弹性主动控制律设计

Topological Analysis on the Effects of Unsteady Aerodynamics on Motion of Aircraft

非定常气动力对飞机飞行影响的拓扑分析

The application of FNN in unsteady aerodynamics modeling based on fuzzy clustering

基于模糊聚类的模糊神经网络在非定常气动力建模中的应用

The design of digital filter for data processing of unsteady aerodynamics characteristics experiments in wind tunnel

非定常试验数据处理中数字滤波器的设计

The results show that the developed model has a good ability of predicting the unsteady aerodynamics .

结果表明：所建立的非定常气动力模糊逻辑模型有较强的预测能力。

Reduced-order model based on volterra series in nonlinear unsteady aerodynamics

基于Volterra级数的非线性非定常气动力降阶模型

State space modeling of unsteady aerodynamics for aircraft at high angle of attack is analyzed here .

对建立纵向大迎角非定常气动力模型的状态空间法进行了分析。

Research on the Hysteresis Properties of Unsteady Aerodynamics About the Oscillating Wings

绕振动机翼非定常气动力迟滞特性的模拟研究

Particularly , the real time computation of the unsteady aerodynamics and interaction problems are emphatically studied .

其中重点研究了非定常气动力的实时计算和耦合问题。

Advances in the study of unsteady aerodynamics in Turbomachinery

叶轮机械非定常流动研究进展

Unsteady Aerodynamics Characteristic Study of a Jettisoned Aircraft Canopy

座舱盖抛放过程中的非定常气动特性研究

Volterra series based transonic unsteady aerodynamics modeling

基于Volterra级数的跨音速非定常气动力建模

During the tilting process ( conversion flight ), rotors are in a complex unsteady aerodynamics condition .

倾转旋翼机在旋翼倾转过程（过渡飞行）中，旋翼处于复杂的非定常气动环境中。

The unsteady aerodynamics and the unsteady high-lift mechanisms applied in flapping wings are introduced .

介绍了用于拍动翼的非定常空气动力特性和高升力机理。

It can be concluded that the methods are practicable to determine the unsteady aerodynamics of the space launch vehicles .

该方法可以作为研究航天飞行器非定常气动特性的一种方法。

Investigated the basic theory of the coupled CFD / CSD simulation of nonlinear unsteady aerodynamics and prepared basic data for reduced order model .

探讨了CFD／CSD耦合技术预测非线性非定常气动力的基本原理，为非定常气动力降阶模型准备数据。

The unsteady aerodynamics and three-dimensional ( 3-D ) rotational effect are the most challenging aspects in the wind turbine performance calculation .

风力机的非定常空气动力特性和三维旋转效应是目前风力机气动特性计算中最具有挑战性的研究内容。

First , through improving the algorithm to solve fuzzy-logic model using in unsteady aerodynamics model in several years , make the speed of modeling faster and the precision higher ;

第一，对近几年来非定常空气动力建模中常用的模糊逻辑建模方法进行改进，使得建模速度更快，模型精度更高；

The resulting flight control system achieves desired flying qualities and guarantees good robustness to uncertainties induced by unsteady aerodynamics effects in poststall maneuvering .

所设计的飞控系统将达到期望的飞行品质，确保系统对过失速机动飞行过程中因非定常气动力效应引起的系统参数摄动鲁棒性良好。

Aeroservoelasticity , including active flutter suppression technology , is a multidisciplinary optimization technology that studies the interaction of flexible structure , unsteady aerodynamics and flight control system .

以主动颤振抑制系统设计为代表的气动伺服弹性力学（ASE）是一门涉及柔性结构、飞行器运动引起的定常和非定常气动力以及飞行控制系统相互作用的多学科技术。

Investigated the reduced order model for nonlinear unsteady aerodynamics based on Volterra series , especially the identification method of the Volterra kernels and studied the application domain and accuracy of the model .

研究了Volterra级数在非定常气动力降阶模型中的应用，特别是Volterra核的计算，并对Volterra级数模型的适用范围和精度进行了评价。

A fuzzy logic model of nonlinear unsteady aerodynamics with the elevator deflection angle is developed , using a fuzzy logic algorithm . The model is proved by large amplitude pitch up oscillation test data .

应用模糊逻辑算法，建立了带升降舵偏角影响的非线性非定常气动力模糊逻辑模型，并进行了验证。

The modeling of rotor unsteady aerodynamics and rotor / fuselage / empennage aerodynamic interaction have been the bottleneck in the high-fidelity mathematical modeling of helicopter flight dynamics .

旋翼非定常气动力建模以及旋翼与直升机其它部件的气动干扰建模一直是影响直升机飞行动力学数学模型置信度的瓶颈。

A new mathematical model of unsteady aerodynamics of airplane at high angles of attack is developed , with employment of a one order differential equation to describe the aerodynamic increment caused by nonlinear unsteady effects .

采用一阶微分方程描述由非线性非定常效应引起的气动力增量，从而建立了一种新的飞机大攻角非定常气动力数学模型。