Practical Rotor Dynamics & Modeling - CAT IV
This course teaches both practical and theoretical modeling of rotating systems using journal and rolling element bearings.This course is recommended as partial preparation for the ISO/IEC 18436-2:2014 Vibration Analyst Category IV Certification Exam.
April 22-26, 2019
Practical Rotor Dynamics & Modeling
Workshops containing examples, workshop problems, and equations
Course supplies (calculator, pen, notepads, and any other needed supplies)
Rotor Dynamics and Modeling Program (USB Flashdrive)
Training course examination study guide
Certificate of completion (4.0 CEUs)
Optional Cat IV exam – Saturday, 8:00 a.m. – 12:00 p.m.
$2,395 USD Nonmember ($2300 VI Members)
$100 expidited materials fee for registrations received within 1 week of course starting.
Dates & Locations
April 22-26, 2019
Rotor types, natural frequencies, modes, critical speeds, mass unbalance response, whirling, rotor bow, gyroscopic effects, torque, support stiffness asymmetry, rotor stiffness asymmetry, cracked rotor, instabilities, oil whirl/whip, aerodynamic cross coupling.
Transient and Forced Vibrations as Related to Rotor Dynamics
Workshop I: Rotor Dynamics
API RP 684 Review
Workshop II: Journal Bearings
Lubrication basics, bearing dynamics and design
Oil whirl/oil whip, aerodynamic cross-coupling, hysteresis, rubs and parametric instability
Modeling techniques, discrete mass/stiffness models, distributed parameter models, rolling element and fluid-film bearing stiffness and damping, mass allocation, computer program interface, and examples.
Workshop III: Modeling Lab
Simple Engineering Calculations
Stiffness, mass, influence coefficients, natural frequency formulas, and examples.
Workshop IV: Natural Frequency and Unbalance Response
Computer Calculation Techniques
Application of models to computer programs, forces, and damping.
Workshop V: Modeling and Computation
Rotor-Dynamic Model Validation
Transient tests, two-channel tests, and applications.
Advanced Vibration Analysis and Advanced Vibration Control Review
Training Examination on Course Content (2 hours)
Training Examination Review
Certification Exams are offered:
- The day AFTER VI training courses
- Anytime at VI offices
- At a USA location near you with a pre-approved VI proctor
- Through our International Representatives
- Register for a course and exam
- Register for just the exam (if you already have the training requirement, or are getting training elsewhere)
- Find a USA proctor by contacting us
- Contact an International Representative in your country