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莫桑比克无缝线路轨道的合理参数研究

ACKNOWLEDGEMENT第5-6页
ABSTRACT第6-7页
ABBREVIATIONS AND ACRONYMS第20-21页
1 INTRODUCTION第21-36页
    1.1 Thesis Background第21-24页
    1.2 Literature Review第24-35页
        1.2.1 Ballasted Railway Track Components第24-25页
        1.2.2 Continuous Welded Rail Track第25-30页
        1.2.3 CWR Track Design第30-33页
        1.2.4 CWR Track Maintenance第33-35页
    1.3 Thesis Outline and Technology Roadmap第35-36页
        1.3.1 Thesis Outline第35页
        1.3.2 Technology Roadmap of the Thesis第35-36页
2 CWR TRACK THEORY AND MODEL第36-69页
    2.1 CWR Track Design Theory第36-49页
        2.1.1 Track Buckling Mechanism第36-37页
        2.1.2 Buckle Influence Zone and Mode Shapes第37-38页
        2.1.3 Axle Loads Effects on Lateral Ballast Behavior第38-40页
        2.1.4 Tangent Vs Curves第40页
        2.1.5 CWR Track Buckle Strength Calculations第40-45页
        2.1.6 CWR Track on Bridges第45-49页
    2.2 CWR Track Models and Parameters第49-62页
        2.2.1 Mechanical Model第49-53页
        2.2.2 Numerical Model第53-55页
        2.2.3 Parameters第55-62页
    2.3 Model Validation第62-69页
        2.3.1 Track Stability Analytical Validation - Matlab第62-65页
        2.3.2 Static Load Design Numerical Validation - ANSYS第65-67页
        2.3.3 Track Temperature Stress and Force Numerical Validation - ANSYS第67-68页
        2.3.4 Buckling Strength Numerical Validation - ANSYS第68-69页
3 CWR TRACK PARAMETRIC STUDY第69-83页
    3.1 Influence of Rail Types第69-70页
        3.1.1 Analytical Approach第69页
        3.1.2 Numerical FEM Approach第69-70页
        3.1.3 Conclusion on the Influence of Rail Types第70页
    3.2 Influence of Lateral Resistance第70-73页
        3.2.1 Analytical Approach第71页
        3.2.2 Numerical FEM Approach第71-72页
        3.2.3 Conclusion on the Influence of Lateral Resistance第72-73页
    3.3 Influence of Fastener Lateral Resistance第73-74页
    3.4 Influence of the Misalignment Wavelength第74-76页
        3.4.1 Analytical Approach第74-75页
        3.4.2 Numerical FEM Approach第75页
        3.4.3 Shape Modes of Instability第75-76页
        3.4.4 Conclusion on the Influence of the Misalignment Wavelength第76页
    3.5 Influence of the Misalignment Amplitude第76-78页
        3.5.1 Analytical Approach第76-77页
        3.5.2 Numerical FEM Approach第77-78页
        3.5.3 Conclusion on the Influence of the Misalignment Amplitude第78页
    3.6 Influence of Train Loads第78-79页
    3.7 Influence of Truck Center Spacing第79-80页
    3.8 Influence of Curvature Radius第80-81页
    3.9 Comparison between a Cape Gauge and Standard Gauge第81-82页
    3.10 Chapter Review第82-83页
4 CWR TRACK ON BRIDGE第83-101页
    4.1 Comparison between Simple and Continuous Supported Bridge第83-87页
    4.2 Simple Supported Bridge Analysis第87-99页
        4.2.1 Rail Additional Expansion Force Caused by Bridge Expansion/Contraction Force第87-90页
        4.2.2 Rail Additional Bending Force Caused by Beam Bending第90-93页
        4.2.3 Rail Additional Force Caused by Train Traction or Braking Force第93-96页
        4.2.4 Bridge Rail Break Influence第96-99页
    4.3 Chapter Review第99-101页
5 MOZAMBICAN CWR TRACK REASONABLE PARAMETERS VALUES第101-114页
    5.1 CWR Track [△T_d] Calculations第102-106页
        5.1.1 Bridge Additional Forces for Simple Supported Bridges第102-103页
        5.1.2 Bridge Additional Forces for Continuous Supported Bridges第103-104页
        5.1.3 Calculations for China第104-105页
        5.1.4 Calculations for Mozambique第105-106页
    5.2 CWR Track [△T_d] Calculations第106-108页
        5.2.1 CWR Track on Subgrade第106-107页
        5.2.2 CWR Track on Bridge第107-108页
    5.3 RNT Calculations第108-113页
        5.3.1 Simple Supported Bridge第108-109页
        5.3.2 Continuous Supported Bridge第109-110页
        5.3.3 CWR Track on Subgrade第110页
        5.3.4 Suggestions on RNT for Mozambique第110-113页
    5.4 Chapter Review第113-114页
6 CONCLUSION第114-116页
    6.1 Further Work第115-116页
BIBLIOGRAPHY第116-122页
ATTACHMENT A:Additional Figures第122-126页
THESIS INFORMATION第126页

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