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Vibration Analysis
- 1. INTEGRATED RELIABILITY TECHNOLOGY VIBRATION -Sarafian Salleh - diagnoveritas@gmail.com
- 2. INTEGRATED RELIABILITY TECHNOLOGY DiagnoVeritasPte Ltd. • Vibration • Noise • Infrared Thermography • Engineering Diagnostics • Consultancy
- 3. INTEGRATED RELIABILITY TECHNOLOGY BADVIBRATIONS UNBALANCED WHEEL OF A CAR VIBRATING PIPES STRUCTURES AND PLATFORMS HVAC GOOD VIBRATIONS ORGAN PIPES GUITAR STRINGS JACK HAMMER SHAKER CONVEYOR
- 4. INTEGRATED RELIABILITY TECHNOLOGY BADVIBRATIONS UNBALANCED WHEEL OF A CAR VIBRATING PIPES STRUCTURES AND PLATFORMS HVAC GOOD VIBRATIONS ORGAN PIPES GUITAR STRINGS JACK HAMMER SHAKER CONVEYOR OSIM MASSAGE CHAIR
- 5. INTEGRATED RELIABILITY TECHNOLOGY VIBRATION •DynamicUnbalance •Mechanical Looseness •Gear meshing forces •Misalignment •Flow induced vibration •Bearing faults •Structural Resonance •Structural Defect Corrective Maintenance •Insitu Dynamic Balancing •Laser Alignment •Dynamic Analysis Sarafian Salleh
- 6. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT VIBRATION – Baseline Survey
- 7. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT Dynamic Unbalanced 35 % Misalignment 18 % Mechanical Looseness 15 % Resonance 9 % Bearings 9 % Gear mesh Faults 5 % Motor Vibration 2 % Mech. Looseness 2 % Rubbing 2 % Soft Foot 1 % Isolator Degradation 1 % Others 1 % LEGEND VIBRATION - Faults
- 8. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT Dynamic Unbalanced 35 % Misalignment 18 % Mechanical Looseness 15 % Resonance 9 % Bearings 9 % Gear mesh Faults 5 % Motor Vibration 2 % Mech. Looseness 2 % Rubbing 2 % Soft Foot 1 % Isolator Degradation 1 % Others 1 % LEGEND VIBRATION - Faults Dynamic Unbalanced •Dirt Accumulation •Corrossion •Rotor Bar Crack •Thermal Deformation •Coupling Compatibility •Pulley Compatibility
- 9. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT Dynamic Unbalanced 35 % Misalignment 18 % Mechanical Looseness 15 % Resonance 9 % Bearings 9 % Gear mesh Faults 5 % Motor Vibration 2 % Mech. Looseness 2 % Rubbing 2 % Soft Foot 1 % Isolator Degradation 1 % Others 1 % LEGEND VIBRATION - Faults Misalignment Generally any machinery installed at structure, sensitive to different Ballast Conditions. Misalignment will lead to premature bearing wear.
- 10. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT Dynamic Unbalanced 35 % Misalignment 18 % Mechanical Looseness 15 % Resonance 9 % Bearings 9 % Gear mesh Faults 5 % Motor Vibration 2 % Mech. Looseness 2 % Rubbing 2 % Soft Foot 1 % Isolator Degradation 1 % Others 1 % LEGEND VIBRATION - Faults Mechanical Looseness A result of Poor Assembly after an overhaul. Preventive Maintenance exercise i.e. replacement of bearings has also appeared to be the Root Cause of Machine Failure.
- 11. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT Dynamic Unbalanced 35 % Misalignment 18 % Mechanical Looseness 15 % Resonance 9 % Bearings 9 % Gear mesh Faults 5 % Motor Vibration 2 % Mech. Looseness 2 % Rubbing 2 % Soft Foot 1 % Isolator Degradation 1 % Others 1 % LEGEND VIBRATION - Faults Resonance Design Fault Corrosion Piping Modification Torsion Response Speed Change Isolator
- 12. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT Dynamic Unbalanced 35 % Misalignment 18 % Mechanical Looseness 15 % Resonance 9 % Bearings 9 % Gear mesh Faults 5 % Motor Vibration 2 % Piping Stress 2 % Rubbing 2 % Soft Foot 1 % Isolator Degradation 1 % Others 1 % LEGEND VIBRATION - Faults Bearing Faults As a result of: Dynamic Unbalance Misalignment Poor Assembly Resonance Over Greasing !!
- 13. VIBRATION ANALYZER SCOPE THE VIBRATIONANALYZER & SOFTWARE Sarafian Salleh
- 14. INTEGRATED RELIABILITY TECHNOLOGY V A H V- VERTICAL H - HORIZONTAL A – AXIAL Data Collection 5 minutes per Machine MOTOR PUMP MOTOR NDE MOTOR DE PUMP DE PUMP NDE VIBRATION Measurement Locations
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- 16. INTEGRATED RELIABILITY TECHNOLOGY VIBRATIONANALYSIS – MARINE HULL VIBRATION, ISO 6954 Guidelines for the overall evaluation of vibration in merchant ships and the effect of vibration exposure on humans Sarafian Salleh
- 17. INTEGRATED RELIABILITY TECHNOLOGY VIBRATIONANALYSIS – Vibration Effect on Humans & Sensitive Equipment
- 18. INTEGRATED RELIABILITY TECHNOLOGY VIBRATIONANALYSIS – OTHER CRITERIA
- 19. INTEGRATED RELIABILITY TECHNOLOGY V A H MOTORPUMP MOTOR NDE MOTOR DE PUMP DE PUMP NDE
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- 21. COOLING TOWER DYNAMICBALANCING INTEGRATED RELIABILITY TECHNOLOGY
- 22. PIPE VIBRATION &STRUCTURAL ANALYSIS INTEGRATED RELIABILITY TECHNOLOGY
- 23. CENTRIFUGAL & AXIALFANS INTEGRATED RELIABILITY TECHNOLOGY
- 24. FLOOR VIBRATION INSTRUMENTATION INTEGRATEDRELIABILITY TECHNOLOGY
- 25. FLOOR VIBRATION INSTRUMENTATION INTEGRATEDRELIABILITY TECHNOLOGY
- 26. FLOOR VIBRATION PROFILE INTEGRATEDRELIABILITY TECHNOLOGY
- 27. INTEGRATED RELIABILITY TECHNOLOGY 1xMotor at 16.8Hz Dynamic Transition VIBRATION ‘EVENT’ MONITORING Applicable for Quick-Changing condition – Cranes, Gearbox, Rolling Stock, Structures
- 28. INTEGRATED RELIABILITY TECHNOLOGY VIBRATION‘EVENT’ MONITORING FOR TRANSIENT CONDITION Application – Explosive, Fracture, Production Equipment, etc
- 29. DATA COLLECTION TECHNIQUES MEASUREMENTLOCATIONS – Rolling Stock SCOPE
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- 33. DATA COLLECTION TECHNIQUES MEASUREMENTLOCATIONS - Complex SCOPE
- 34. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT VIBRATION – Condition Monitoring 30th Nov 2004 15th Nov 2006 Deterioration of a gearbox, with evidence of running speed harmonics with rotational sidebands.
- 35. INTEGRATED RELIABILITY TECHNOLOGY VIBRATION– Resolving Resonance Oil Cooler exhibited high vibration in the radial direction Impact test indicated equipment experiencing resonance condition. High vibration level of 13mm/sec at rotational speed of the fan
- 36. INTEGRATED RELIABILITY TECHNOLOGY VIBRATION– Baseline & Trend Analysis Weights have been recommended to detune the ‘Natural Frequency’ of the Oil Cooler structure. Vibration level has reduced to a low of 5 mm/sec rms
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- 43. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT VIBRATION – Costs Savings Vibration Baseline – 1000 Rotating Equipment •Based on Vibration Survey, approximately 10% of equipment will have severe bearing problems. •High failure probability due to Dynamic Unbalance & Misalignment will be detected and eliminated (AHU,FD Fan & Cooling Tower). •Vibration analysis will confirm serviceability of all remaining shipboard equipment to ISO standards till the next survey. Reliability = Availability
- 44. INTEGRATED RELIABILITY TECHNOLOGY COMMONINDUSTRIAL FAULTS SURVEYED BY PREDICTNDT VIBRATION – Costs Savings Vibration Baseline – 150 shipboard equipment ChevronTexaco & ExxonMobil are one of our marine clients that indicated maintenance cost-savings of approximately 60% off the preventive maintenance practices. •Defer unnecessary replacement of parts. •Revised insurance premiums for assets. •Planned maintenance & inventory. •Minimize unforeseen breakdown. •Timely charter and availability.
- 45. INTEGRATED RELIABILITY TECHNOLOGY VIBRATION APPLICATIONOF VIBRATION TO MARINE AND OIL & GAS EQUIPMENT: •Generator Exciter & Rectifier •Main Generator •Emergency Generator •Shaft Generator •Main Sea Water Pump •Main Boiler Feed Water Pump •General Service Pump •Fire Pump •Bilge & Ballast Pump •Anchor Windlass Power Pack •Power Pack Motor •Bow Thruster •Cargo Pump •Force Draft Fan •Main Engine •Propeller Shaft •Transfer Pump •Axial Jet Fans •Cooling Tower
- 46. INTEGRATED RELIABILITY TECHNOLOGY VIBRATIONAPPLICATION •MARINE •OIL & GAS •PETROCHEMICAL & REFINERY •WAFER & MICROCHIP FABRICATION •GEOLOGY •BUILDING MANAGEMENT •STRUCTURAL AND CIVIL •MILITARY •MANUFACTURING •POWER GENERATION •BIOTECH •AEROSPACE •EXPLOSIVE AND SHOCK MISC TENAGA TIGASarafian Salleh