Vibration Analysis Category 3

• This course is in accordance with the ISO 18436-2 certification program for VA Category III. The following is covered:
  

  Day 1

  Condition Based Maintenance
  Implementing CM – ISO flowchart
  Reliability & Criticality Analysis
  Availability & Reliability
  ■ Task 1: Calculating availability (1†)
  ■ Task 2: Creating an RBD
  Failure Rates, Selecting CM Techniques
  ■ Task 3: Selecting CM Techniques (4†)
  Range of CM Techniques including: Human Senses, Performance Monitoring, Corrosion Monitoring, Motor Current Monitoring (MCM), Thermal Monitoring (IRT), Tribology (Oil), Acoustic Emission (AE), Ultrasonic Testing (UT), Vibration Monitoring (VM). Alternative CM Instrumentation.
  Understanding Measurement Intervals and Lead Time to Failure.
  Principles of Vibration
  Definition of Vibration, Single and Multiple Degree of Freedom Systems, Dynamic Vibration Absorber, Basic Motion, Measuring Vibration
  ■ Task 4: Measuring Velocity
  ■ Task 5: Vibration Waveform Exercises (3†)
  Waveform Descriptors, Phase, adding Sinusoidal Vibrations, Orbit analysis, Lissajous figures, Windowing
  ■ Task 6: Vibration Mixtures (4†)
  ■ Task 7: Vibration Waveform Descriptors
  Vibration Parameters & Converting Units
  ■ Task 8: Calculating Parameters and Converting Units
  Time and Frequency Domain, Octave Band Analysis, De-modulation (Enveloping)

  Day 2

  Data Acquisition – Instrumentation
  ■ Task 9: Choice of Monitoring System
  Online Monitoring Systems, Portable Vibration Data Collection Systems, Handheld Vibration Meters, Data Acquisition Instruments.
  Transducers, Transducer Characteristics, Examples of Vibration Transducers & Accessories,
  ■ Task 10: Performance of Different Transducer Types
  Mounting Transducers, Adhesive Cure Times,
  ■ Task 11: Mounting an Accelerometer using Glue-on Studs
  Transducer Calibration, Vibration Transducer Calibration Instruments,
  ■ Task 12: Accelerometer Calibration Check
  ■ Task 13: Fixed Accelerometer Functional Testing

  Measurement – Applying Standards
  Vibration Measurement, Vibration Standards, Overall Vibration, Common ISO Vibration Standards, ISO 10816, ISO 7919, ISO 2372 and ISO 3945 (Superseded), Vibration Limit Zones, Vibration Severity Bandwidths, Extracts from selected Vibration Standards
  ■ Task 14: Vibration Standards Exercises (9†)
  ■ Task 15: Broadband Vibration Fault Exercise
  ■ Task 16: Setting up & Taking Measurements

  Recognising Poor Data
  Reasons for Poor (Invalid) Readings
  Task 17: Recognising Invalid Readings (5†)
  ■ Poor Data Recognition Hints

  Day 3

  Monitoring Program Set-up
  Typical Vibration Data Collection Parameters, Identifying Equipment, Recording Equipment Information, Electric Motor Characteristics, Measurement Point Conventions
  ■ Task 18: Allocating Measurement Points
  Identifying Machines and Measurement Points
  ■ Task 19: Identifying Machine Components
  ■ Task 20: Recognising Asset Types
  Typical Vibration Data Collection Parameters, Effective Reporting

  Vibration Signal Processing
  Overview of Analogue to Digital Conversion, Signal Acquisition Factors, Sampling Rate, Sample Length, Aliasing,
  ■ Task 21: Recognising the Effect of Signal Aliasing
  FFT Terminology, FFT Features, Plots: trending, spectra, Waterfall Plot, Spectrum Resolution, Dynamic Range, Signal Clipping and Truncation, Filters.

  Day 4

  Fault Analysis – Rolling Element Bearings
  Types of Rolling Element Bearings, Factors Influencing the Bearing Lubricant Film, Major Causes of Rolling Element Bearing Failure. Rolling Element Bearing Characteristics. Examples of Bearing Faults. FFT Application, Fault Finding, Identify Machine Characteristics, Fault & Frequency Relationships, Vibration Fault Finding Chart: Unbalance, Misalignment, Looseness, Bearing Damage, Rubs, Oil Whirl, Cavitation, Gear Mesh, Electric Motor Defects.
  ■ Task 22: Recognising Common Faults (4†)
  Practical Fault Finding Examples
  ■ Task 23: Vibration Frequency & Signal Analysis (8†)
  ■ Task 24: Case History –Ball Mill
  Diagnosing Faults with Phase, Phase Diagnosis Guide,
  ■ Task 25: Vibration Phase Analysis (3†)
  Typical Maintenance Actions

  Fault Analysis – Journal Bearings
  Types of Journal Bearings, Examples of Journal & Thrust Bearings. Relative and Absolute Vibration Measurement, Journal Bearing Oil Wedge, Shaft Centreline, Journal Bearing Vibration Fault Finding, Premature Journal Bearing Failure Causes, Journal Bearing Loading, Orbit Analysis, Oil Whirl.

  Resonance, Testing & Isolation
  Natural Frequency, Resonance, Critical Speeds, Effects of Resonance, Resonance Plots, Q-factor.
  Identifying Resonance, Hammer Test:
  ■ Task 26: Basic Hammer Test to Identify a Resonance
  ■ Task 27: Case History – Main Circ. Pumps
  Modal Hammer, Mobility & Compliance
  ■ Task 28: Modal Hammer Test to Identify a Resonance (2†)
  ■ Task 29: Exciter Test to Identify a Resonance
  Modal techniques and operational deflection shapes, Resonance Correction:
  ■ Task 30: Case History – Engine Test Pallet
  Isolation and mounting systems, Reducing Transmission of Vibration, Specifying Isolators, Change of Mass & Stiffness.
  ■ Task 31: Selecting Isolation Mounts

  Day 5

  Corrective Action
  Introduction to Unbalance, Types of Rotor, Types of Unbalance, Balancing Methods, Examples of Portable Dynamic Balancers, Unbalance and Eccentricity, Balance Quality, Balance Quality Grades, Alignment Tolerances,
  ■ Task 32: Specifying Balance Quality (3†)
  Single & Twin-Plane Balancing
  ■ Task 33: Single-Plane Balancing without Phase
  ■ Task 34: Single-Plane Balancing with Phase
  ■ Task 35: Two-Plane Balancing with Phase

  Training Examination & Course Review
  Course Assessment
  Optional BINDT PCN VA Cat III Exam*

5 days including optional BINDT PCN VA Cat III examination*
* This can be arranged through any BINDT Approved Examination Centre (AEC)
* Applications should be made to BINDT at least 2 working weeks before the exam date
Note: The BINDT PCN VA Cat III certificate will only be awarded after 36 months relevant logged VA experience.
† Number of examples in a particular task
Note: The VA Cat III Workbook has 35 Tasks or Case Histories with a total of 70 separate example

Each delegate receives a comprehensive taskbased workbook with clear syllabus-based information and diagrams, pictures and practical examples: This references ISO 18436-2 and BINDT
PCN CM Gen App D syllabus.

After completing this course, you should achieve the following learning outcomes:

• Be able to set-up vibration monitoring for Cat I & Cat II personnel for routine data collection
• Be able to carry out advanced signal analysis and define acquisition and analysis settings to collect data appropriate to the machine(s) monitored
• Be able to perform advanced (single and twin-channel) impact tests to determine natural frequencies
• Be able to interpret & evaluate test results  from routine analysis & acceptance tests in accordance with specifications and standards
• Be able to diagnose advanced faults & recommend corrective actions including carrying out single and twin-plane balancing of rigid rotors
• Be able to provide technical guidance to,

and instruct Category I & II personnel

The course is based on ISO Standards including:
ISO 18436-2:2014, ISO 7919 series, ISO 10816
Series, ISO 17359:2011, ISO 13373 series