1. Pertemuan Ke-2

2. Reliability Function

3. Reliabilty Function

4. t 1 Reliability Function t 1 Cumulative Distribution Function F(t)

5. Mean Time to Failure (MTTF)

7. t f(t) t mode t median MTTF

8. Mean Time to Failure (MTTF)

9. Hazard Rate Function

11. Bathtub Curve

12. Characterized byCaused byReduced by Burn inDFRManufacturing defect : welding flaws, cracks, defective parts, poor quality control, contamination, poor workmanship Burn in testing Screening Quality Control Acceptance Testing Useful LifeCFREnvironment random loads Humanr Error “ Acts of God” chance event Redundancy Excess Strength Wear outIFRFatigue Corrosion Aging,Faction Cyclical Loading Derating Preventive Maintenance Parte Replacement, Technology

13. THANK YOU...... For your attention............