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Course Detail

Course Name Condition Monitoring and Diagnostic Maintenance
Course Code 15MEC233
Program B. Tech. in Mechanical Engineering
Year Taught 2019


Unit 1

Basic Concepts: Machinery failures, basic maintenance strategies, factors influencing maintenance strategies, machine condition monitoring, transducer selection and location, PC interfacing and virtual instrumentation. Vibration signatures of faults in rotating and reciprocating machines; detection and diagnosis of faults.

Unit 2

Instrumentation and Signal Processing: Types of sensors in condition monitoring: vibration, acoustics and noise, acoustic emission, temperature, ultrasonic and infra-red sensors – Signal processing: basic signal and systems concepts, time domain analysis, frequency domain analysis, time-frequency analysis, wavelets and wavelet packets.

Unit 3

Pattern Recognition: Feature extraction and feature selection methods, feature reduction using PCA – discriminant functions and decision boundaries, decision trees, maximum likelihood and nearest neighbour classification – Bayesian theory, neural networks, fuzzy logic and support vector machines (SVM) in classification. Application and case studies of condition monitoring: Bearings, gear boxes, engines, structural health monitoring, machine tool condition monitoring etc.

Text Books

  1. Balageas D., Fritzen C P. and Guemes A. – ‘Structural Health Monitoring’ – Published by ISTE Ltd., USA – 2006
  2. Clarence de Silva – ‘Vibration and Shock Handbook’- CRC Taylor & Francis – 2005


  • Collacot – ‘Mechanical Fault Diagnosis and Condition Monitoring’- Chapman – Hall – 1987
  • Davies – ‘Handbook of Condition Monitoring – Techniques and Methodology’ – Springer -1998
  • Norton M. and Karczub D. – ‘Fundamentals of Noise and Vibration Analysis for Engineers’ – Cambridge University Press – 2003 – 2nd Edition
  • Duda R. O., Peter Hart E., and Stork D. E. – ‘Pattern Classification’ – Wiley India – 2007 – 2nd Edition
  • Strang G. and Nguyen T. – ‘Wavelets and Filter Banks’ – Wellesley-Cambridge Press -1996

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