كتاب Practical Machinery Vibration Analysis and Predictive Maintenance

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Practical Machinery Vibration Analysis and Predictive Maintenance
Paresh Girdhar BEng (Mech. Eng), Girdhar and Associates
Edited by
C. Scheffer PhD, MEng, SAIMechE
Series editor: Steve Mackay

ويتناول الموضوعات الأتية :

Predictive maintenance techniques: Part Predictive maintenance basics
Maintenance philosophies
Evolution of maintenance philosophies
Plant machinery classification and recommendations
Principles of predictive maintenance
Predictive maintenance techniques
Vibration analysis – a key predictive maintenance technique
Predictive maintenance techniques: Part Vibration basics
Spring-mass system: mass, stiffness, damping
System response
What is vibration?
The nature of vibration
Harmonics
Limits and standards of vibration
Data acquisition
Introduction
Collection of vibration signal – vibration transducers,
characteristics and mountings
Conversion of vibrations to electrical signal
Conclusion
Signal processing, applications and representations
The fast Fourier transform (FFT) analysis
Time waveform analysis
Phase signal analysis
Special signal processes
Conclusion
Machinery fault diagnosis using vibration analysis
Introduction
Commonly witnessed machinery faults diagnosed
by vibration analysis
vi Contents
Correcting faults that cause vibration
Introduction
Balancing
Alignment
Resonance vibration control with dynamic absorbers
Oil and particle analysis
Introduction
Oil fundamentals
Condition-based maintenance and oil analysis
Setting up an oil analysis program
Oil analysis – sampling methods
Oil analysis – lubricant properties
Oil analysis – contaminants in lubricants
Particle analysis techniques
Alarm limits for various machines (source: National Tribology
Services)
Conclusion
Other predictive maintenance techniques
Introduction
Ultrasound
Infrared thermography
Conclusion
Appendix A: Exercises
Appendix B: Practical sessions
Index
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