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基于人工智能算法和CFD仿真的滑动轴承优化设计

Abstract第4-5页
摘要第6-12页
List of Symbols第12-16页
1 ADVANCES IN HYDRODYNAMIC JOURNAL BEARING RESEARCH第16-31页
    1.1 Background第16-17页
    1.2 Literature Review第17-22页
        1.2.1 Performance Calculation第17-19页
        1.2.2 HJB Optimization第19-21页
        1.2.3 CFD Simulations第21-22页
    1.3 HJB Structures第22-24页
    1.4 Analysis of the Existing Problem第24-26页
    1.5 Work Included in This Thesis第26-31页
2 THEORETICAL MODELS FOR HJB PERFORMANCE CALCULATION第31-56页
    2.1 Introduction第31页
    2.2 Fundamentals of Fluid Lubrication Theory第31-36页
    2.3 Reynolds PDE with Finite Difference Scheme第36-43页
    2.4 Rheology Models for the Lubricant第43-44页
    2.5 FDM Scheme for HJB Performance Calculation第44-47页
    2.6 Thermal Calculations第47页
    2.7 Solution Procedure第47-48页
    2.8 Initialization of the Equilibrium Position第48-49页
    2.9 Results of the FD Method第49-52页
    2.10 Software第52-53页
    2.11 Dynamic Characteristics of HJB第53-55页
    2.12 Summary第55-56页
3 CALCULATION TOOLS: ARTIFICIAL NEURAL NETWORKS, GENETIC ALGORITHMS AND ARTIFICIAL BEE COLONY第56-70页
    3.1 Introduction第56页
    3.2 Artificial Neural Network第56-63页
        3.2.1 Structure第57-59页
        3.2.2 Training Process Specifications第59-61页
        3.2.3 ANN Training Results第61-63页
    3.3 Genetic Algorithms第63-66页
        3.3.1 Multiobjective Optimization Solution第63-64页
        3.3.2 Multiobjective Nature of the Problem第64页
        3.3.3 Pareto Optimal Concept第64页
        3.3.4 Algorithms第64-65页
        3.3.5 Micro Genetic Changing第65-66页
    3.4 Artificial Bee Colony第66-68页
    3.5 Summary第68-70页
4 FLUID DYNAMIC SIMULATIONS第70-86页
    4.1 Introduction第70页
    4.2 Model第70-72页
    4.3 Geometry第72-74页
    4.4 Calculation Grid第74-75页
    4.5 User Defined Functions第75-76页
    4.6 Simulation Details and Boundary Conditions第76-77页
    4.7 Matlab Batch Mode第77-78页
    4.8 CFD Validation with Literature Examples第78-79页
    4.9 CFD References of the Optimization第79-81页
    4.10 Pressure and Temperature Contours Discussion第81-85页
    4.11 Summary第85-86页
5 OBJECTIVES OF THE OPTIMIZATION第86-93页
    5.1 Introduction第86页
    5.2 Objective Formulation第86-90页
    5.3 Optimization Parameters and Procedure第90-92页
    5.4 Summary第92-93页
6 EXPERIMENTAL WORK第93-110页
    6.1 Introduction第93页
    6.2 Experiments Scope第93-94页
    6.3 Abstraction and Conceptual Model第94-95页
    6.4 Experimental Apparatus第95-98页
        6.4.1 Mechanical Design第95-98页
        6.4.2 Structure and Lubricant Path第98页
    6.5 Sensor and Data Acquisition System第98-108页
        6.5.1 Analogic-to-Digital Converter第98-99页
        6.5.2 Temperature Sensors第99-103页
        6.5.3 Pressure and Load Sensors第103-105页
        6.5.4 Torque and Speed Sensor第105-107页
        6.5.5 Sensor Positioning第107-108页
    6.6 Summary第108-110页
7 RESULTS AND DISCUSSIONS第110-142页
    7.1 Introduction第110-111页
    7.2 Results of the Experiments and CFD Validation第111-118页
    7.3 Indications and Results from the CFD Analysis第118-121页
        7.3.1 Over-flow Phenomena第118-119页
        7.3.2 Heat-flow Measurement第119-120页
        7.3.3 Cavitation第120-121页
    7.4 Results of the Optimization (Study Case 1)第121-131页
    7.5 Results with Different Inlet Geometry (Study Case 2)第131-134页
    7.6 Single Inlet Optimization with New Objective第134-137页
    7.7 References of the Optimization第137-142页
Conclusions第142-145页
References第145-153页
Publication and Conferences第153-155页
Acknowledgement第155-156页
Curriculum Vitae第156-157页
Appendix – CODE第157-207页
    A – Performance Codes第157-171页
        A.1 HJB Performance with Finite Difference Scheme第157-163页
        A.2 HJB Performance with Hirani’s Approximation第163-168页
        A.3 Performance with Thermal Influence第168-169页
        A.4 Performance Considering Eccentricity Convergence第169-171页
    B – ABC Code第171-183页
        B.1 ABC Control第171-173页
        B.2 ABC Pro Minimization Algorithm第173-183页
    C – Matalb Batch Mode第183-203页
        C.1 Mesh Generation with Gambit - Single Hole (Round)第183-186页
        C.2 Mesh Generation with Gambit - Single Hole (Square)第186-190页
        C.3 Mesh Generation with Gambit – Experimental Apparatus第190-195页
        C.4 Fluent Solution of Single Inlet with Symmetry第195-202页
        C.5 Complete Call in Batch Mode第202-203页
    D – UDF第203-207页
        D.1 Complete UDF第203-207页
        D.2 Code for Residuals Plot第207页

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