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基于化学反应优化算法和支持向量机的滚动轴承故障诊断方法研究

摘要第5-9页
ABSTRACT第9-12页
TABLE OF CONTENTS第13-16页
LIST OF FIGURES第16-18页
LIST OF TABLES第18-20页
CHAPTER 1:INTRODUCTION第20-39页
    1.1 Significance,purpose,content of roller bearing fault diagnosis第20-25页
        1.1.1 Significance of roller bearing fault diagnosis第20页
        1.1.2 Purpose of roller bearing fault diagnosis第20页
        1.1.3 Content of roller bearing fault diagnosis第20-25页
    1.2 Roller bearing fault diagnosis overview第25-36页
        1.2.1 Signal processing based on fault feature extraction method第28-32页
        1.2.2 Condition recognition of roller bearing第32-36页
    1.3 Dissertation research purpose,content and organization第36-39页
        1.3.1 Origin of topics第36页
        1.3.2 Motivation and contributions第36-37页
        1.3.3 Thesis structure第37-39页
CHAPTER 2:COMPARISON ANALYSIS ON THE TYPICAL TIME.FREQUENCY METHODS第39-52页
    2.1 Introduction第39页
    2.2 Empirical mode decomposition method第39-41页
        2.2.1 EMD basic theory第39-41页
        2.2.2 Advantages and disadvantages of EMD method第41页
    2.3 Local mean decomposition第41-45页
        2.3.1 LMD basic theory第41-44页
        2.3.2 Advantages and disadvantages of LMD第44-45页
    2.4 Local characteristic-scale decomposition第45-51页
        2.4.1 LCD basic theorv第46-49页
        2.4.2 LCD comparison witn EMD第49-50页
        2.4.3 Advantages and disadvantages of LCD第50-51页
    2.5 Conclusion第51-52页
CHAPTER 3:CHEMICAL REACTION OPTIMIZATION ALGORITHMS第52-73页
    3.1 Introduction第52页
    3.2 Artificial Chemical Reaction Optimization Algorithm第52-60页
        3.2.1 Chemical reactions of ACROA第53-54页
        3.2.2 Principle of ACROA第54-59页
        3.2.3 Parameters of ACROA第59-60页
        3.2.4 Advantages and disadvantages of ACROA第60页
    3.3 Chemical Reaction Optimization method第60-73页
        3.3.1 Manipulated agent,elementary reactions,and concepts of CRO第61-68页
        3.3.2 Principle of CRO第68-71页
        3.3.3 Parameters of CRO第71页
        3.3.4 Advantages and disadvantages of CRO第71-73页
CHAPTER 4:SUPPORT VECTOR MACHINE PARAMETERSOPTIMIZATION BASED ON CHEMICAL REACTION OPTIMIZATIONALGORITHMS第73-94页
    4.1 Introduction第73-75页
    4.2 Support vector machine第75-77页
        4.2.1 SVM basic theory第75-76页
        4.2.2 SVM parameters第76-77页
    4.3 SVM parameters optimization based on ACROA第77-80页
        4.3.1 SVM parameter optimization based on ACROA第77-79页
        4.3.2 Tuning ACROA parameter第79-80页
    4.4 SVM parameter optimization based on CRO第80-85页
        4.4.1 SVM parameter optimization based on CRO第80-81页
        4.4.2 Tuning CRO parameters第81-85页
    4.5 Experimental results第85-91页
        4.5.1 Experimental result of ACROA-SVM第86-87页
        4.5.2 Experimental result of CRO-SVM第87-91页
    4.6 Comparison between CRO-SVM,ACROA-SVM,GA-SVM,and PSO-SVM第91-93页
        4.6.1 Parameters of methods第91页
        4.6.2 Effect of the parameter Popsize/ReacNum on performance of methods第91-93页
    4.7 Conclusion第93-94页
CHAPTER 5:APPLICATION OF CRO ALGORITHMS AND SVMCOMBINING LMD AND LCD TO DIAGNOSE THE ROLLER BEARINGFAULT第94-114页
    5.1 Data acquisition第94-96页
    5.2 LMD-ACROA-SVM第96-102页
        5.2.1 Introduction第96页
        5.2.2 LMD-ACROA-SVM method第96-98页
        5.2.3 Application of ACROA-SVM and LMD to diagnose roller bearing fault第98-102页
        5.2.4 Conclusion第102页
    5.3 LCD-ACROA-SVM第102-108页
        5.3.1 Introduction第102页
        5.3.2 LCD-ACROA-SVM method第102-105页
        5.3.3 Application of ACROA-SVM and LCD to diagnose roller bearing fault第105-107页
        5.3.4 Conclusion第107-108页
    5.4 LCD-CR-SVM第108-113页
        5.4.1 Introduction第108页
        5.4.2 LCD-CRO-SVM第108-110页
        5.4.3 Application of CRO-SVM and LCD to diagnose roller bearing fault第110-113页
        5.4.4 Conclusion第113页
    5.5 Conclusion第113-114页
CHAPTER 6:CONCLUSION AND FUTURE WORK第114-117页
REFERENCES第117-127页
ACKNOWLEDGEMENTS第127-128页
PUBLICATIONS第128页

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