Probability concepts – Probability distributions – density and distribution functions for uniform, exponential, razeligh, weibull, normal distribution - Non-maintained systems – Reliability definition and its important – method of improving reliability redundancy techniques – failure data analysis

Reliability models- Hazard models – constant, linearly increasing and Weibull models-estimating of reliability, failure density and MTTF for hazard models.

Maintenances systems and economics of reliability - Maintainability and availability concepts, MTBF, MTTR, MTBM & MDT repair hozard rate, maintainability and availability functions and their mathematical expressions

Maintenance and spares management - preventive replacement- individual breakdown replacement policy - individual preventive replacement policy - preventive group replacement.

Condition based maintenance - advantages and disadvantages - vibration monitoring - vibration parameters - vibration instruments


  1. Srinath.L.S., "Reliability Engineering", Affiliated East West Press Pvt. Ltd.,1991.

  2. Collact, "Mechanical Fault Diagnosis & condition monitoring",1977.

  3. Balagurusamy.E., "Reliability Engineering", Tata Mcgraw Hill Publishing Company, New Delhi,1984.