{"product_id":"bearing-dynamic-coefficients-in-rotordynamics-9781119759263","title":"Bearing Dynamic Coefficients in Rotordynamics","description":"\u003cb\u003eBook Synopsis\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eTable of Contents\u003c\/b\u003e\u003cbr\u003e\u003cp\u003eList of Figures x\u003c\/p\u003e \u003cp\u003eList of Tables xvi\u003c\/p\u003e \u003cp\u003ePreface xvii\u003c\/p\u003e \u003cp\u003eSymbols and Abbreviations xix\u003c\/p\u003e \u003cp\u003eAbout the Companion Website xxi\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Introduction 1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e1.1 Current State of Knowledge 1\u003c\/p\u003e \u003cp\u003e1.2 Review of the Literature on Numerical Determination of Dynamic Coefficients of Bearings 6\u003c\/p\u003e \u003cp\u003e1.3 Review of the Literature on Experimental Determination of Dynamic Coefficients of Bearings 7\u003c\/p\u003e \u003cp\u003e1.4 Purpose and Scope of the Work 10\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Practical Applications of Bearing Dynamic Coefficients 14\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 Single Degree of Freedom System Oscillations 16\u003c\/p\u003e \u003cp\u003e2.1.1 Constant excitation Force 18\u003c\/p\u003e \u003cp\u003e2.1.2 Excitation by Unbalance 20\u003c\/p\u003e \u003cp\u003e2.1.3 Impact of Damping and Stiffness 24\u003c\/p\u003e \u003cp\u003e2.2 Oscillation of Mass with Two Degrees of Freedom 26\u003c\/p\u003e \u003cp\u003e2.3 Cross-Coupled Stiffness and Damping Coefficients 28\u003c\/p\u003e \u003cp\u003e2.4 Summary 33\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Characteristics of the Research Subject 34\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e3.1 Basic Technical Data of the Laboratory Test Rig 34\u003c\/p\u003e \u003cp\u003e3.2 Analysis of Rotor Dynamics 36\u003c\/p\u003e \u003cp\u003e3.3 Analysis of the Supporting Structure 42\u003c\/p\u003e \u003cp\u003e3.4 Summary 44\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Research Tools 46\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e4.1 Test Equipment 46\u003c\/p\u003e \u003cp\u003e4.2 Test.Lab Software 49\u003c\/p\u003e \u003cp\u003e4.3 Samcef Rotors Software 51\u003c\/p\u003e \u003cp\u003e4.4 Matlab Software 51\u003c\/p\u003e \u003cp\u003e4.5 MESWIR Series Software (KINWIR, LDW, NLDW) 52\u003c\/p\u003e \u003cp\u003e4.6 Abaqus Software 53\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Algorithms for the Experimental Determination of Dynamic Coefficients of Bearings 55\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e5.1 Development of the Calculation Algorithm 55\u003c\/p\u003e \u003cp\u003e5.2 Verification of the Calculation Algorithm on the Basis of a Numerical Model 58\u003c\/p\u003e \u003cp\u003e5.3 Results of Calculations of Dynamic Coefficients of Bearings 62\u003c\/p\u003e \u003cp\u003e5.4 Summary 64\u003c\/p\u003e \u003cp\u003e\u003cb\u003e6 Inclusion of the Impact of an Unbalanced Rotor 65\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e6.1 Calculation Scheme 65\u003c\/p\u003e \u003cp\u003e6.2 Definition of the Scope of Identification 67\u003c\/p\u003e \u003cp\u003e6.3 Results of the Calculation of Dynamic Coefficients of Bearings Including Rotor Unbalance 68\u003c\/p\u003e \u003cp\u003e6.4 Summary 69\u003c\/p\u003e \u003cp\u003e\u003cb\u003e7 Sensitivity Analysis of the Experimental Method of Determining Dynamic Coefficients of Bearings 70\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e7.1 Method of Carrying Out a Sensitivity Analysis 70\u003c\/p\u003e \u003cp\u003e7.2 Description of the Reference Model 71\u003c\/p\u003e \u003cp\u003e7.3 Influence of the Stiffness of the Rotor Material 71\u003c\/p\u003e \u003cp\u003e7.4 Influence of Uneven Force Distribution on Two Bearings 72\u003c\/p\u003e \u003cp\u003e7.5 Changing the Direction of the Excitation Force and its Effect on the Results Obtained 75\u003c\/p\u003e \u003cp\u003e7.6 Eddy Current Sensor Displacement Impact Assessment 76\u003c\/p\u003e \u003cp\u003e7.7 Calculation Results for an Asymmetrical Rotor 77\u003c\/p\u003e \u003cp\u003e7.8 Summary 79\u003c\/p\u003e \u003cp\u003e\u003cb\u003e8 Experimental Studies 81\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e8.1 Software Used for Processing of Signals from Experimental Research 82\u003c\/p\u003e \u003cp\u003e8.2 Software Used for Calculations of Dynamic Coefficients of Bearings 83\u003c\/p\u003e \u003cp\u003e8.3 Preparation of Experimental Tests 85\u003c\/p\u003e \u003cp\u003e8.4 Implementation of Experimental Research 87\u003c\/p\u003e \u003cp\u003e8.5 Processing of the Signal Measured During Experimental Tests 91\u003c\/p\u003e \u003cp\u003e8.6 Results of Calculations of Dynamic Coefficients of Hydrodynamic Bearings on the Basis of Experimental Research 93\u003c\/p\u003e \u003cp\u003e8.7 Verification of Results Obtained 98\u003c\/p\u003e \u003cp\u003e8.8 Summary 100\u003c\/p\u003e \u003cp\u003e\u003cb\u003e9 Numerical Calculations of Bearing Dynamic Coefficients 102\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e9.1 Method of Calculating Dynamic Coefficients of Bearings 102\u003c\/p\u003e \u003cp\u003e9.2 Calculation of Dynamic Coefficients of Bearings Using a Method with Linear Calculation Algorithm 107\u003c\/p\u003e \u003cp\u003e9.3 Calculation of Dynamic Coefficients of Bearings Using a Method with Non-linear Calculation Algorithm 113\u003c\/p\u003e \u003cp\u003e9.4 Verification of Results Obtained 119\u003c\/p\u003e \u003cp\u003e9.5 Summary 123\u003c\/p\u003e \u003cp\u003e\u003cb\u003e10 Comparison of Bearing Dynamic Coefficients Calculated with Different Methods 125\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003e11 Summary and Conclusions 129\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eAppendix A 134\u003c\/p\u003e \u003cp\u003eAppendix B 145\u003c\/p\u003e \u003cp\u003eAppendix C 152\u003c\/p\u003e \u003cp\u003eResearch Funding 155\u003c\/p\u003e \u003cp\u003eReferences 156\u003c\/p\u003e \u003cp\u003eIndex 163\u003c\/p\u003e","brand":"John Wiley \u0026 Sons 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