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Design Optimization of Floating Production Storage and Offloading FPSO-Mid-Ship Section

摘要第5-6页
ABSTRACT第6页
1 INTRODUCTION第9-15页
    1.1 What is FPSO第9页
    1.2 Purpose and Significance of Current Research Work第9-10页
    1.3 Marine Structural Design Approaches第10页
        1.3.1 Design by Rules第10页
        1.3.2 Design by Analysis第10页
        1.3.3 Design by Performance Standards第10页
    1.4 Design by Analysis Stages第10-11页
    1.5 Design by Analysis Benefits第11页
    1.6 Historical Developments in Ship Structure Design Optimization第11-13页
    1.7 Objectives and Scope of Current Work第13-15页
2 SHIP STRUCTURE DESIGN-A RATIONAL-BASED PERSPECTIVE第15-22页
    2.1 Introduction第15页
    2.2 Rationally Based Structural Design第15-19页
        2.2.1 Rational Based Design-Necessity第15-16页
        2.2.2 Rationally Based Design-Concept第16-17页
        2.2.3 Rational Based Design-Application Domain第17-18页
        2.2.4 Rational Based Design-Procedure第18-19页
    2.3 Design Optimization第19-20页
        2.3.1 Introduction第19-20页
        2.3.2 Optimization Methods-ANSYS Perspective第20页
    2.4 Sub-Problem Method第20-21页
    2.5 First Order Method第21-22页
3 SHIP STRUCTURE STRENGTH第22-48页
    3.1 Introduction第22页
    3.2 Modes of Failure第22-23页
    3.3 Ship Structural Loads第23-27页
        3.3.1 Classification of Loads第23页
        3.3.2 Static Loading on a Ship Afloat in Still Water第23-27页
    3.4 Hull Girder Stress第27-29页
        3.4.1 Primary Direct Stress第27-28页
        3.4.2 Determination of Section Modulus第28-29页
    3.5 Instability Issues第29-31页
        3.5.1 Buckling Stress Evaluation第30-31页
    3.6 Finite Element Analysis第31-48页
        3.6.1 Model Development Approach第31-32页
        3.6.2 3D Global Finite Element Model Development第32-37页
        3.6.3 Selection of Suitable Elements Types第37-39页
        3.6.4 Boundary Conditions第39-43页
        3.6.5 Loads Calculation第43-48页
4 OPTIMIZATION-ANALYSIS & RESULTS第48-75页
    4.1 Introduction第48页
    4.2 FPSO Specifications第48页
    4.3 General Arrangement,Lines Plan第48-49页
    4.4 3D Surface Model Generation第49-63页
        4.4.1 Analysis Phase第50-63页
    4.5 Theoretical Validation第63-65页
        4.5.1 Determination of Stresses under Sagging/Hogging Condition from Theoretical Standpoint第64页
        4.5.2 Comparison第64-65页
        4.5.3 Conclusion第65页
    4.6 Design Optimization第65页
        4.6.1 Optimization Variables in ANSYS第65页
    4.7 FPSO Design Optimization Parameters第65-66页
    4.8 Design Optimization Constraints第66-68页
        4.8.1 Yielding Constraints第66-67页
        4.8.2 Buckling Constraints第67页
        4.8.3 Minimum Thickness Constraints第67-68页
    4.9 Analysis Settings第68页
    4.10 Results第68-75页
        4.10.1 Global View of Parameter Variation第68-69页
        4.10.2 Deck Parameter Variation第69-70页
        4.10.3 Bottom Shell Parameter Variation第70页
        4.10.4 Side Shell Parameter Variation第70-72页
        4.10.5 Yield Strength Parameter Variation第72-73页
        4.10.6 Objective Function-Weight Parameter Variation第73页
        4.10.7 Summary第73页
        4.10.8 Best Design Set Results第73-75页
CONCLUDING REMARKS AND FUTURE RECOMMENDATIONS第75-76页
    Concluding Remarks第75页
    Recommendations for Future Work第75-76页
REFERENCES第76-79页
ACKNOWLEDGEMENTS第79页

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