Vibration and Wear in High Speed Rotating Machinery

Texte du rabat

Proceedings of the NATO Advanced Study Institute on Vibration and Wear Damage in High Speed Rotating Machinery, Tróia, Sebútal, April 10-22, 1989

Contenu
I Particle and Wear Debris Analysis.- Particles in Lubricating Oils Sources and Consequences .- Condition Monitoring of Machine Elements: Particle Separation and Investigation.- Condition Monitoring of Machine Elements Measuring Methods for Particle Amount and Size.- Lubricants Indicators for Oil System Damage and Malfunction.- Early Failure Detection by Spectrometric Methods.- Magnetic Methods of Condition Monitoring.- II Erosion, Fretting Wear And Vibrations Fundamentals.- Cavitation Noise in Centrifugal Pumps.- Load Flow Phenomena and Excitation Forces in Centrifugal Pumps.- Estimation of Erosion Rates and Implosion Pressures in Cavitating Pumps and Cavitation Test Device.- Vibrations and Fretting Wear.- Wear Testing of Materials for Machines.- Wear Analysis of Vanes Pumps Running with Thickened High Water Based Fluids.- Machinery Vibration Measurements and Analysis.- Critical Speeds of Continuous Shaft-Disc Systems.- A Theoretical Study into the Effects of Damped Flexible Foundations on the Dynamic Behaviour of a 66 ØMW LP Steam Turbine.- A General Method for Rotordynamic Analysis.- Vibration of Rotor-Bearing Assemblies.- Modal Testing Techniques.- Applications and Advances of Modal Testing.- Modal Testing of Machinery Components.- Solid Particle Erosion in Electric Power Plants.- III Rotor/Bearing Behaviour.- On Bearing Deformation and Temperature Distribution in Dynamically-Loaded Engine Bearings.- The Control of Rotor Vibration Using Squeeze-Film Dampers.- Flow Efficiency and Excitation in Turbine Stages.- An Electroviscous Damper.- Dynamic Behaviour of Hydrostatic Radial Bearings.- Stability of Rotating Machines Running in Variable Stiffness Bearings.- Gas Bearing Design and Instabilities.- Identification of Stiffness, Damping andInertia Coefficients of Annular Turbulent Seals.- Identification of Modal Parameters of an Elastic Rotor With Oil Film Bearings.- The Effect of Translational and Conical Bearing Misalignment on the Response and Stability of a Non-Linear Rotor Bearing System.- Stability of Flexible Rotor Supported on Journal Bearings.- Non Linear Effects in Lubricated Bearings.- Foundation Effects in Rotor Dynamic Behaviour.- A Method for Dynamics Calculations of Rotor-Bearing-Foundation Systems.- Dynamic Coefficients for Fluid Film Journal Bearings.- Destabilization of Rotors from Friction in Internal Joints.- IV Expert Systems and Life Assessment Procedures.- A Survey of Dynamic Loading Conditions on Gear Teeth Contacts.- Remaining Life Evalutation for Steam Turbine Blades.- Remaining Life Evaluation for Steam Turbine Rotors.- A Measurement System for Computer Aided Monitoring of Bearings.- Ten Crucial Concepts Behind Trustworthy Fault Detection in Machine Condition Monitoring.- Some Requirements for Automated Data-Reduction Systems Suitable for Processing Vibration Measurements Taken on High-Speed Rotating Machinery for the Support of Operational and Maintenance Decisions.- An Intelligent Knowledge Based System for Fault Diagnosis in Turbomachinery.- The Use of Rotordynamics Simulation as an Aid for Fault Diagnosis in Turbomachinery.- Fail-Safe Concept and Reliability in High-Speed Bearing Arrangements for Aerospace Turbomachinery.- Machinery Diagnostics: Examples of Application to Thermoelectric Plants.- Analyse Fonctionnelle de la Microgeometrie d'un Contact E.H.D.. Critere d'Endommagement en Fatigue Superficielle.