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定常吸气和组合气动控制下椭圆柱体的流动性能及控制机理研究

Abstract第4-6页
摘要第7-12页
Chapter 1 Introduction第12-23页
    1.1 Motivation of the study第12-14页
    1.2 Aerodynamic control第14-19页
        1.2.1 Passive aerodynamic control第14-16页
        1.2.2 Active aerodynamic control第16-19页
    1.3 PIV measurement technology第19-21页
        1.3.1 Mechanical engineering第20页
        1.3.2 Aerospace field第20页
        1.3.3 Fluid mechanics第20-21页
    1.4 Outline of the thesis第21-23页
Chapter 2 Wind tunnel test design and CFD simulation method第23-42页
    2.1 Setup of wind tunnel test第23-29页
        2.2.1 Test models第24-26页
        2.2.2 Suction control system第26-28页
        2.2.3 PIV measurement第28-29页
    2.2 Process of experimental data第29-32页
        2.2.1 Pressure and aerodynamic forces第29-31页
        2.2.2 Wind velocity flow field第31-32页
    2.3 CFD simulation method第32-37页
        2.3.1 Review of CFD method第32-34页
        2.3.2 Establishment of CFD method第34-37页
    2.4 Verification of CFD method第37-41页
        2.4.1 Grid independent check第37-38页
        2.4.2 Turbulence model check第38-41页
    2.5 Summary第41-42页
Chapter 3 Experimental investigation on the effect of air suction control on flows around an elliptical cylinder第42-75页
    3.1 Surface pressure distribution第42-50页
        3.1.1 Effect of the suction flux coefficient第42-49页
        3.1.2 Effect of the location of suction hole第49-50页
    3.2 Aerodynamic force coefficients第50-58页
        3.2.1 Statistics analysis第50-54页
        3.2.2 Spectrum analysis第54-58页
    3.3 Flow field visualization第58-74页
        3.3.1 Instantaneous streamlines第58-63页
        3.3.2 Time-averaged streamlines第63-66页
        3.3.3 Turbulent kinetic energy第66-70页
        3.3.4 Swirling Strength第70-74页
    3.4 Summary第74-75页
Chapter 4 Experimental investigation on the effect of combined aerodynamic control on flows around an elliptical cylinder第75-131页
    4.1 Surface pressure distribution第75-88页
        4.1.1 Surface roughness 5.3 × 10-4第75-82页
        4.1.2 Surface roughness 1.15 × 10-3第82-88页
    4.2 Aerodynamic force coefficients第88-101页
        4.2.1 Surface roughness 5.3 × 10?4第88-95页
        4.2.2 Surface roughness 1.15 × 10?3第95-101页
    4.3 Time-averaged flow field visualization第101-121页
        4.3.1 Time-averaged streamlines第102-107页
        4.3.2 Turbulent kinetic energy第107-116页
        4.3.3 Swirling Strength第116-121页
    4.4 Comparison for surface roughness第121-130页
        4.4.1 Surface pressure distribution第122-125页
        4.4.2 Aerodynamic force coefficients第125-127页
        4.4.3 Flow field第127-130页
    4.5 Summary第130-131页
Chapter 5 CFD simulation of air suction control on flows around an elliptical cylinder第131-139页
    5.1 Design condition第131页
    5.2 The effect of location of suction hole第131-138页
        5.2.1 Surface pressure distribution第132页
        5.2.2 Aerodynamic force coefficients第132-133页
        5.2.3 Flow field characteristics第133-138页
    5.3 Summary第138-139页
Conclusions第139-142页
References第142-147页
攻读硕士学位期间发表的论文及其它成果第147-149页
Acknowledgements第149页

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