Vibration and Wear in High Speed Rotating Machinery

ISBN-13: 9780792305330 / Angielski / Twarda / 1990 / 850 str.

Jzlio M. Montalvco E. Silva; F. Pina Da Silva; Julio M. Montalvc#o E. Silva

Opis

T botogy and Vynam c a e u6uatty con6 de ed a 6epa ate 6ubject6. Acco d ngty, e6ea che 6 n th06e two 6 etd6 6etdom meet, de6p te, the 6act that the e 6 a con de a bie ove tap 06 nte e t namety when deat ng w th otat ng mach ne y cond t on mon to ng. Rotat ng mach ne a e u ed n atmo t eve y ndu t at appt cat on namety m t ta y, powe gene at on, chem cat, 600d p oce6 ng, etc. Any powe u e o gene at ng y tem 6 ba6ed on otat ng mach ne 6uch a tu b ne, 6an, pump6, comp e o, etc. mak ng the c ent 6ic e660 t in the 6 etd 06 otat ng mach ne y in ecent yea wett ju t 6 ed. Fa tu e 06 otat ng component, due to wea andlo v b a t on p obtem, 6t tt d 66 cutt to p ed ct and e utt 6 eQuentty 6 om nadeQuaxe de gn. Thi i o iginaxed by mpe 6ecx knowtedge 06 the acxuat behav ou 06 xhe y tem Ve pixe xhe p og e achieved in xhe 6ietd 06 x ibotogy and dynamic, a tack 06 communicaxion ctea ty xitl exi x between xh06e nvolved in de ign and developmenx n ind- x y and e ea ch team in un ve ixie6 and othe li hmenx . B inging togethe x ibotog 6t and dynam c 6t n o de xo cont ibute xo inc ea6e p og e 6 n both 6ietd wa the main object 6 06 the NATO AVVANCEV STUVY INSTITUTE (ASI) on "VIBRATION ANV WEAR VAMAGE IN HIGH SPEW ROTATING MACHINERY" hetd n T oia, Po xugat, 10xh to 22nd Ap il 1989, and o ga n zed by CEMUL-Cente 06 Mechan c and Maxe ial 06 the Technicat Un ve ty 06 Li bon."

Spis treści

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 and Inertia 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.