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Course Detail

Course Name Quality Control and Reliability Engineering
Course Code 15MEC273
Program B. Tech. in Mechanical Engineering
Year Taught 2019

Syllabus

Unit 1

Introduction: Review of statistics and probability. Quality related costs, contemporary quality engineering philosophy, Quality systems and international standards and 6 Sigma. Control charts for variables: X-bar and R charts, X-bar and S charts;

Control charts for individual measurements; Exponentially Weighted Moving Average (EWMA) and Deviation (EWMD) charts.

Unit 2

Control charts for attributes: p, np, c, and u charts Interpretation of control charts. Average Run Length (ARL) Study. Multivariate quality control. Control charts for short production runs, Modified acceptance control charts. Sensitivity analysis – Process capability analysis.

Introduction to Reliability: Concepts and definition of Reliability – Reliability mathematics – failure distributions.

Unit 3

Hazard models – hazard rate function – failure density function – conditional reliability – exponential, Rayleigh, Weibull, Normal and Lognormal distributions – two – parameter exponential and three-parameter Weibull distributions – MTTF, MTBF – design life.

Reliability of simple Systems – Series and parallel configurations – Reliability improvement – redundancy – combined series and parallel systems – High level and low level redundancy – k-out of n system – standby redundancy.

Maintainability – Factors affecting maintainability of systems – Design for maintainability – MTTR – Maintenance – spare provisioning.

Text Books

  • Montgomery D. C. – ‘Introduction to Statistical Quality Control’ – John Wiley – 2010
  • Ebeling C. – ‘An Introduction to Reliability and Maintainability Engineering’ – Tata McGraw Hill Publishing Company Ltd. – 2004n

Resources

  • Eugene G. L. – ‘Statistical Quality Control’ – McGraw-Hill – 1996
  • Srinath L. S. – ‘Concept in Reliability with an Introduction to Maintainability and Availability’ – Associated East-West – 1998
  • Lewis E. E. – ‘Introduction to reliability Engineering’ – John Wiley & Sons – 1987
  • Rao S. S. – ‘Reliability Based Design’ – McGraw Hill – 1992
  • Barlow R. E., Proselan R. E. and Hunter L. C. – ‘Mathematical Theory of Reliability’ – John Wiley, New York – 1965
  • Halpern S. – ‘The Assurance Services, an Introduction to Reality control and Reliability’ – Prentice Hall, New Jersey – 1977
  • O’cconer P. D. T. – ‘Practical Reliability Engineering’ – John Wiley & Sons Ltd. – 2003

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