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Wind Field Estimation for An Aircraft Lateral Guidance System

Abstract第4页
Acknowledgements第5-12页
Abbreviations第12-13页
Nomenclature第13-16页
1 Introduction第16-30页
    1.1 Background and Motivation第16-18页
    1.2 Overview of Flight Dynamics第18-23页
        1.2.1 Frames of Reference第19-21页
        1.2.2 6-DOF Equations of Motion第21-23页
    1.3 Review of previous work第23-26页
        1.3.1 Guidance and Path Following第23-25页
        1.3.2 Wind Field Estimation第25-26页
    1.4 Aims and Objectives第26-27页
    1.5 Thesis Overview第27-30页
2 Flight Control Design of F-16 Aircraft第30-44页
    2.1 Non-Linear Dynamics of the F-16 Aircraft第30-31页
    2.2 Linearization and Decoupling第31-36页
    2.3 Modal Analysis of Lateral-Directional Model第36-37页
    2.4 Stability Augmentation system第37-41页
        2.4.1 Roll Damper Design第39-40页
        2.4.2 Yaw Damper Design第40-41页
    2.5 Bank Angle Hold System第41-43页
    2.6 Chapter Summary第43-44页
3 Guidance and Path Following第44-68页
    3.1 The Mission第44-46页
    3.2 Flight Path Parameters第46-56页
        3.2.1 Vehicle’s position vector第47页
        3.2.2 Vehicle Heading第47-48页
        3.2.3 Reference heading第48页
        3.2.4 Straight Path Calculations第48-51页
            3.2.4.1 Distances第49页
            3.2.4.2 Turn Radius第49-50页
            3.2.4.3 Turn Length第50页
            3.2.4.4 Heading Error第50-51页
            3.2.4.5 Crosstrack Error第51页
            3.2.4.6 WP Hit Criterion第51页
        3.2.5 Curved Path Calculations第51-56页
            3.2.5.1 Turn start Criterion第51页
            3.2.5.2 Turn Center第51-54页
            3.2.5.3 Distance from vehicle position P to Turn Center C第54页
            3.2.5.4 Bearing from C to P第54页
            3.2.5.5 Crosstrack error during turn第54页
            3.2.5.6 Heading Error during turn第54页
            3.2.5.7 Curve Exit and Waypoint Hit Criteria第54-56页
    3.3 Guidance Logic第56-59页
        3.3.1 Linear Adjustment of L_1第58-59页
    3.4 Flight Simulation第59-66页
        3.4.1 Case I: No Wind and No Sensor Noise第59-63页
        3.4.2 Case II: Wind Disturbance and Sensor Noise第63-66页
    3.5 Chapter Summary第66-68页
4 Linear Estimation Formulation第68-86页
    4.1 Linear Wind Modeling第68-75页
        4.1.1 Model of Atmospheric Turbulence第69-74页
        4.1.2 Prevailing Wind Model第74-75页
    4.2 Direct Method of Wind Estimation第75-77页
    4.3 Discrete-Time Kalman Filter (DKF)-Based Estimation Formulation第77-84页
        4.3.1 Estimation Results第81-84页
    4.4 Chapter Summary第84-86页
5 Non-Linear Wind Estimation第86-100页
    5.1 Non-Linear Wind Model第86-89页
        5.1.1 Random Walk Process-Based State Trajectory第86-87页
        5.1.2 GPS/ADS-Based Non-Linear Observation Function第87-89页
    5.2 Nonlinear Wind Estimation Using Extended Kalman Filter第89-92页
        5.2.1 EKF Estimation Results第90-92页
    5.3 Wind Estimation using Linear Model and NL Kalman Formulation第92-96页
        5.3.1 Unscented Kalman Filter (UKF)第93-96页
            5.3.1.1 Unscented Transformation (UT)第93-94页
            5.3.1.2 The Unaugmented UKF第94-96页
    5.4 DKF/EKF/UKF Estimation Results Comparison第96-98页
    5.5 Chapter Summary第98-100页
6 Conclusion and Future Work第100-104页
    6.1 Chapter-wise Conclusion第100-102页
    6.2 Future Resolve第102-104页
A Frames of Reference第104-112页
    A.1 The Earth Geodesy第104-105页
    A.2 Earth-Centered IRF (ECI Fo R)第105-106页
    A.3 Earth-Centered Earth-Fixed Non-IRF (ECEF Fo R)第106页
    A.4 World Geodetic Coordinate System (WGS84)第106-108页
    A.5 North-East-Down (NED) Fo R第108-109页
    A.6 Body Fo R第109页
    A.7 Wind Fo R第109-112页
B Stability and Control Derivatives第112-116页
    B.1 Lateral Derivatives第113-114页
    B.2 Directional Derivatives第114-116页
Bibliography第116-120页
Published Contribution第120-121页

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