ISO-18436 Vibration Analysis – VCAT II (Mobius Institute)
Course Description
What I will learn?
- Review of maintenance practice
- Review of condition monitoring tech
- Principles of vibration
- Complete review of basics
- Waveform, spectrum (FFT), phase & orbits
- Signals: modulation, beating.. Etc.
- Data acquisition
- Signal processing
- Vibration analysis
- Fault analysis
- Equipment testing and diagnostics
- Correction action
- Running a successful CM program
- Acceptance testing
- Review of ISO standards
Target Audience
- Collect vibration data
- Validate that the data is good
- Set up the analyzer for routine data collection and special tests
- Diagnose most of the common fault conditions
- Perform special tests to validate unbalance, misalignment, resonance, looseness, and other conditions
- Know how to perform precision shaft alignment and balancing
- Use the training and certification as the next step in a rewarding career as a vibration analyst
Course Curriculum
Day 1 ( 8 Hours )
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Review of maintenance practices
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Review of condition monitoring technologies
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Complete review of basics
-
Waveform, spectrum (FFT), phase and orbits
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Understanding signals: modulation, beating, sum/difference
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Transducer types: Non-contact displacement
Day 2 ( 8 Hours )
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Transducer selection
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Transducer mounting and natural frequency
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Measurement point selection
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Following routes, and test planning
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Common measurement errors
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Filters: Low pass, band pass, high pass, band stop
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Sampling, aliasing, dynamic range
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Resolution, Fmax, data collection time
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Averaging: linear, overlap, peak hold, time synchronous
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Windowing and leakage
Day 3 ( 8 Hours )
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Spectrum analysis
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Time waveform analysis (introduction)
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Orbit analysis (introduction)
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Phase analysis: bubble diagrams and ODS
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Enveloping (demodulation), shock pulse, spike energy, PeakVue
Day 4 ( 8 Hours )
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Natural frequencies and resonances
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Imbalance, eccentricity and bent shaft
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Mechanical looseness
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Misalignment, cocked bearing and soft foot
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Rolling element bearing analysis
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Analysis of induction motors
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Analysis of gears
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Analysis of belt-driven machines
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Analysis of pumps, compressors, and fans
Day 5 ( 6 Hours )
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Impact testing and bump tests
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Phase analysis
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General maintenance repair activities
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Review of the balancing process
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Review of shaft alignment procedures
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Setting baselines
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Setting alarms: band, envelope/mask, statistical
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Setting goals and expectations (avoiding common problems)
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Report generation
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Reporting success stories
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Acceptance testing
-
Review of ISO standards
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