首页--交通运输论文--公路运输论文--汽车工程论文--汽车结构部件论文--行走系统论文--悬挂论文

基于磁流变液减振器的商用车半主动悬架研究

摘要第2-3页
Abstract第3页
Abbreviations第7-15页
CHAPTER 1 INTRODUCTION第15-22页
    1.1 The Background of the Study第15-17页
    1.2 Design, Development and Testing of Magnetorheological FluidDampers第17-19页
    1.3 The Purpose of the Study第19页
    1.4 The Innovation in the Study第19-20页
    1.5 Outline of the Thesis第20-22页
CHAPTER 2 LITERATURE REVIEW第22-49页
    2.1 Vehicle Suspension第23-26页
    2.2 Magnetorheological Fluid Damper第26-41页
        2.2.1 Construction of MRF Damper第26-27页
        2.2.2 Magnetorheological Fluid第27-31页
        2.2.3 MRF Damper Models第31-41页
    2.3 Semi-active Suspension Control第41-48页
        2.3.1 Damper Controller第41-44页
        2.3.2 System Controller第44-48页
    2.4 Summary第48-49页
CHAPTER 3 COMMERCIAL VEHICLE SUSPENSION, DESIGN GOALS ANDCHANLLENGES第49-69页
    3.1 Vibration Excitation Sources in Commercial Vehicles第49-52页
    3.2 Design Goals of a Commercial Vehicle Primary Suspension第52-60页
        3.2.1 Vehicle Ride第52-56页
        3.2.2 Vehicle Stability第56-57页
        3.2.3 Road Damage第57-60页
    3.3 Challenges in Commercial Vehicle Suspension Design第60-68页
        3.3.1 Higher Center of Gravity of the Vehicle第60-61页
        3.3.2 Longer Wheel Base (Wheelbase Filtering Effect)第61-65页
        3.3.3 Higher Axle Loads第65-66页
        3.3.4 Large Wheel Load Variations under Loaded and Unloaded States第66-67页
        3.3.5 Higher Un-sprung Masses第67-68页
    3.4 Summary第68-69页
CHAPTER 4 MAGNETORHEOLOGICAL FLUID DAMPER DESIGN第69-86页
    4.1 Magnetorheological Fluid Dynamics第69-73页
        4.1.1 Pressure Driven Flow Mode第70-72页
        4.1.2 Direct Shear Mode with Relatively Moveable Poles第72-73页
        4.1.3 Squeeze Film Mode第73页
    4.2 MRF Damper Cylinder Structure第73-76页
        4.2.1 Mono Tube MRF Dampers第74页
        4.2.2 Twin Tube MRF Dampers第74-75页
        4.2.3 Double Ended MRF Dampers第75-76页
        4.2.4 MRF Piloted Hydraulic Dampers第76页
    4.3 MRF Control Valve Structure第76-79页
        4.3.1 MRF Control Valve第77-78页
        4.3.2 MRF Control Orifice第78-79页
    4.4 Design of MRF Damper第79-85页
        4.4.1 Determination of the Input Data第79页
        4.4.2 Determination of the Design Conditions第79-80页
        4.4.3 Selection of the Working MRF第80-81页
        4.4.4 The Hydraulic Circuit Design第81-83页
        4.4.5 The Magnetic Circuit Design第83-85页
    4.5 Summary第85-86页
CHAPTER 5 MODELING OF SEMI-ACTIVE SUSPENSION SYSTEM USINGMAGNETORHEOLOGICAL FLUID DAMPER第86-105页
    5.1 Semi-trailer Truck Model第87-92页
    5.2 Magnetorheological Fluid Damper Model第92-94页
    5.3 Controller Unit Model第94-100页
        5.3.1 Damper Controller第95-96页
        5.3.2 System Controller第96-100页
    5.4 Road Disturbance Input Model第100-104页
        5.4.1 Road Bump/Pothole Disturbance第100-101页
        5.4.2 Random Road Disturbance第101-103页
        5.4.3 Time Delay for Rear Wheels第103-104页
    5.5 Summary第104-105页
CHAPTER 6 SIMULATION RESULTS AND DISCUSSIONS第105-133页
    6.1 Parameters used in Simulations第107-110页
        6.1.1 The Semi-trailer Truck Model Parameters第107页
        6.1.2 The Modified Bouc–Wen Model Parameters第107-108页
        6.1.3 The Controller Parameters第108页
        6.1.4 The Road Disturbance Input Model Parameters第108-110页
    6.2 Simulation Results and Discussions第110-131页
        6.2.1 The Ride Comfort Analysis第111-119页
        6.2.2 The Vehicle Stability/Road Damage Analysis第119-125页
        6.2.3 Inspection of Suspension Deflection Constraint第125-131页
    6.3 Summary第131-133页
CHAPTER 7 SUMMARY, CONCLUSIONS AND RECOMMENDATIONS第133-136页
    7.1 Summary of the Study第133-134页
    7.2 Conclusions of the Study第134-135页
    7.3 Recommendations for the Future Work第135-136页
References第136-143页
Acknowledgement第143-145页
Resume, Papers and Academic Achievements第145页

论文共145页,点击 下载论文
上一篇:基于故障树专家系统的汽车ABS故障诊断系统研究
下一篇:基于宜居城市理论的自行车道系统研究