Here are the main topics covered on the VCAT-IV course:

• Principles of vibration
• Signal processing
  • RMS / peak detection
  • Analog/digital conversion
  • Analog sampling, digital sampling
  • FFT computation
  • Filters: low pass, high pass, band pass, tracking
  • Anti-aliasing
  • Bandwidth, resolution
  • Noise reduction
  • Averaging: linear, synchronous time, exponential
  • Dynamic range
  • Signal-to-noise ratio
  • Spectral maps
• Fault analysis
  • Spectrum analysis, harmonics, sidebands
  • Time waveform analysis
  • Orbit analysis
  • Shaft centerline analysis
  • Transient analysis
  • Unbalance, bent shaft, cracked shaft, eccentricity, rubs, instabilities
  • Resonance and critical speeds
  • Turbomachinery
• Phase analysis
  • Transient analysis
  • Enveloping
  • Electric motor defects
  • Flow-induced vibration, aerodynamics, and liquids
  • General fault recognition
• Rotor/bearing dynamics
  • Rotor/bearing dynamics
  • Rotor characteristics
  • Rotor modeling (rotor, wheels, bearings, aerodynamic effects)
  • Bearing characteristics (fluid film bearings, housing, and supports, seals, couplings)
• Corrective action
  • Flow control
  • Isolation and damping
  • Resonance control
  • Low and high-speed shop balancing
  • Field balancing (single plane, two plane, static/couple, flexible rotor)
• Equipment testing and diagnostics
  • Impact testing
  • Forced response testing
  • Transient analysis
  • Transfer functions
  • Damping evaluation
  • Cross channel phase, coherence
  • Operating deflection shapes
  • Modal analysis
• Fault severity determination
  • Spectrum analysis
  • Time waveform analysis, orbit analysis
  • Severity charts, graphs and formula
• Reference standards