Read more
Informationen zum Autor Maurice L. Adams! Jr. is founder and past president of Machinery Vibration Inc.! as well as professor of mechanical and aerospace engineering at Case Western Reserve University. The author of over 100 publications and the holder of U.S. patents! he is a member of the American Society of Mechanical Engineers. Professor Adams received the BSME degree (1963) from Lehigh University! Bethlehem! Pennsylvania; the MEngSc degree (1970) from Pennsylvania State University! University Park! Pennsylvania; and the PhD degree (1977) from the University of Pittsburgh! Pennsylvania. Dr. Adams worked on rotating machinery engineering for 14 years in industry prior to becoming a professor in 1977! including employment at Allis Chalmers! Worthington! Franklin Institute Research Laboratories! and Westinghouse Corporate R&D Center. Klappentext Diagnosis and correction are critical tasks for the vibrations engineer. This title provides a comprehensive! consolidated overview of the fundamentals of rotating machinery vibration and addresses computer model building! sources and types of vibration! and machine vibration signal analysis. Zusammenfassung Rotating Machinery Vibration provides engineering professions with a thorough grounding in relevant fundamentals. It describes sources and types of vibration and delves into computer modeling and machine vibration signal analysis. The book is accompanied by downloadable resources filled with tools for analyzing general rotor vib Inhaltsverzeichnis Part I: Primer on Rotor VibrationVibration Concepts and MethodsOne-Degree-of-Freedom ModelMulti-DOF Models Modes! Excitation! and Stability of Multi-DOF ModelsLateral Rotor Vibration Analysis ModelsSimple Linear ModelsFormulations for RDA SoftwareInsights into Linear LRVsNonlinear Effects in Rotor Dynamical SystemsTorsional Rotor Vibration Analysis ModelsRotor-Based Spinning Reference FramesSingle Uncoupled RotorCoupled RotorsSemidefinite SystemsPart II: Rotor Dynamic AnalysesRDA Code for Lateral Rotor Vibration AnalysesUnbalance Steady-State Response ComputationsInstability Self-Excited-Vibration Threshold ComputationsAdditional Sample ProblemsBearing and Seal Rotor DynamicsLiquid-Lubricated Fluid-Film Journal BearingsExperiments to Measure Dynamic CoefficientsAnnular SealsRolling Contact BearingsSqueeze-Film DampersMagnetic BearingsCompliance Surface Foil Gas BearingsTurbo-Machinery Impeller and Blade EffectsCentrifugal PumpsCentrifugal Compressors High-Pressure Steam Turbines and Gas Turbines Axial Flow Compressors Part III Monitoring and DiagnosticsRotor Vibration Measurement and Acquisition Introduction to Monitoring and DiagnosticsMeasured Vibration Signals and Associated SensorsVibration Data AcquisitionSignal ConditioningVibration Severity GuidelinesCasing and Bearing Cap Vibration Displacement Guidelines Standards! Guidelines! and Acceptance Criteria Shaft Displacement Criteria Signal Analysis and Identification of Vibration Causes Vibration Trending and Baselines FFT Spectrum Rotor Orbit Trajectories Bode! Polar! and Spectrum Cascade Plots Wavelet Analysis Tools Chaos Analysis Tools Symptoms and Identification of Vibration Causes Part IV Trouble-Shooting Case StudiesForced Vibration and Critical Speed Case Studies HP Steam Turbine Passage through First Critical Speed HP-IP Turbine Second Critical Speed through Power Cycling Boiler Feed Pumps: Critical Speeds at Operating Speed Nuclear Feed Water Pump Cyclic Thermal Rotor Bow Power Plant Boiler Circulating Pumps Nuclear Plant Cooling Tower Circulating Pump Resonance Generator Exciter Collector Shaft Critical Speeds Self-Excited Rotor Vibration Case Studies Swirl Brakes Cure Steam Whirl in a 1300 MW Unit Bearing Unloaded by Nozzle Forces Allows Steam Whirl Misalignment Causes Oil Whip/Steam Whirl "Duet" Additional Rotor Vibration Cases and Topics Vertical Rotor Machines Vector Turning from Synchronously Modulat...
