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Machinery noise and diagnostics /
Machinery Noise and Diagnostics.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Boston :
Butterworths,
�1987.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Machinery Noise and Diagnostics; Copyright Page; Table of Contents; Preface; CHAPTER 1. INTRODUCTION TO MACHINERY NOISE AND DIAGNOSTICS; 1.1 Relations between Machinery Noise and Diagnostics; 1.2 The Goals of Noise Reduction Compared with Those of Diagnostics; 1.3 General Features of a Noise Reduction Program; 1.4 Noise Reduction by Design-Some Principles; 1.5 Integrating Noise Reduction into the Design Process; 1.6 Costs Assessment; 1.7 Approaches to Diagnostic System Design; 1.8 Extraction of Source Features or ""Signatures; 1.9 Detection and Classification of Faults.
- 1.10 Machine Control Using Diagnostic Signals1.11 Decision Analysis and Classification Systems; CHAPTER 2. SOURCES OF VIBRATION; 2.1 Vibration Generators as Sources; 2.2 Excitation of Vibrations in a Machine Due to Imbalance; 2.3 Reciprocating Imbalance; 2.4 Impact as a Source of Vibration; 2.5 Mechanical Diagrams; 2.6 Piston Slap; 2.7 Crank-Slider Vibration; 2.8 Displacement Sources: Excitation by Dimensional and Other Errors in Gears, Cams, and Similar Machine Components; 2.9 Noise Generation by Fluctuating Magnetic Forces; 2.10 Diesel Engine Combustion Pressure as a Source.
- 2.11 Turbulent Flow as a Source of VibrationCHAPTER 3. STRUCTURAL RESPONSE TO EXCITATION; 3.1 Wave Motion in Structural Response; 3.2 Longitudinal Wave Motion; 3.3 Mobility of a Finite Rod; 3.4 Structural Damping; 3.5 Bending Waves; 3.6 Measurement of Power Flow in Bending Waves; 3.7 Resonances of a Finite Bending Beam; 3.8 Mode Count in Two-Dimensional Structures; 3.9 The Effects of Curvature on Modal Density; 3.10 Modal Densities of Some Machine Structures; 3.11 Response Functions and Reciprocity ; 3.12 Response of a Single-Degree-of-Freedom Resonator ; 3.13 Structural Response to Imbalance.
- 3.14 Modal Response of Finite Structures3.15 Average Drive Point Mobility; 3.16 Transfer Functions; 3.17 Force Transmission in Machine Structures: An Application of Reciprocity; 3.18 Isolator Performance on Flexible Structures; CHAPTER 4. VIBRATION TRANSMISSION IN MACHINE STRUCTURES; 4.1 Introduction; 4.2 Analyzing Vibration Transmission by Two-Port Methods; 4.3 Joining System Components; 4.4 Application of the Joining Relation to a Diesel Engine; 4.5 Noise Transmission through Structural Junctions; 4.6 Transmission Line ""Finite Element"" Analysis; 4.7 Statistical Energy Analysis.
- 4.8 Coupling Loss Factors4.9 Example of Noise Transmission in a Ship Structure; 4.10 Comparison of Results from Calculations and Experiments; 4.11 Use of SEA in Organizing Vibration Data; 4.12 Uncertainty in Noise Transmission Estimates; CHAPTER 5. SOUND RADIATED BY MACHINES; 5.1 Introduction; 5.2 Plane-Wave Radiation and Radiation Efficiency; 5.3 Geometric Radiation Efficiency: Sound from a Vibrating Sphere; 5.4 Other Elementary Sources of Sound; 5.5 Sound Radiation from Colliding Parts; 5.6 Specific Acoustic Mobility and Sound Intensity; 5.7 Measuring Sound Power Using Acoustical Intensity.