Tecniche di Diagnosi Automatica dei Guasti
ModelBased Approaches to Automatic
Fault Diagnosis of Dynamic Systems. Modulo di 60 per la Laurea
Magistrale in Ingegneria dell'Automazione e Informatica (N.O.) al Dipartimento di
Ingegneria dell'Università di Ferrara
Course Programme
Introduction: Course Introduction
Issues in ModelBased Fault Diagnosis
Fault Detection and Isolation (FDI) Methods based on Analytical Redundancy
Modelbased Fault Detection Methods
Issues in ModelBased Fault Diagnosis
Model Uncertainty and Fault Detection
The Robustness Problem in Fault Detection
System Identification for Robust FDI
Fault Identification Methods
Modelling of Faulty Systems
Residual Generation Techniques
The Residual Generation Problem
Fault Diagnosis Technique Integration
Fuzzy Logic for Residual Generation
Neural Networks in Fault Diagnosis
Output Observers for Robust Residual Generation
Unknown Input Observer (UIO)
UIO Mathematical Description
UIO Design Procedure
FDI Schemes Based on UIO and Output Observers
Kalman Filtering and FDI from Noisy Measurements
Residual Robustness to Disturbances
Application Examples
Downloads: Lecture Notes
Introduction to Fault Diagnosis, Residual Generation and Evaluation, Robustness Problems and Related Issues.
(March, 2011):
(PDF file, single page) ; (PDF file, 2 slides per page) .
Neural Networks and Fuzzy Systems for Fault Diagnosis. (March, 2011):
(PDF file, single page) ; (PDF file, 2 slides per page) .
Recursive Least Squares for Fault Diagnosis. (March, 2011):
(PDF file, single page) ; (PDF file, 2 slides per page) .
Fault Diagnosis Application Examples. (March, 2011):
(PDF file, single page) ; (PDF file, 2 slides per page) .
References: Monographs and Textbooks on FDI
Rolf Isermann. "FaultDiagnosis Applications: ModelBased Condition Monitoring: Actuators, Drives, Machinery,
Plants, Sensors, and Faulttolerant Systems". Springer. (April 29, 2011). ISBN: 9783642127663.
Steven X. Ding, "Modelbased Fault Diagnosis Techniques: Design Schemes, Algorithms, and Tools".
Springer, (April 10, 2008). ISBN: 9783540763031.
Rolf Isermann, "FaultDiagnosis Systems: An Introduction from Fault Detection to Fault Tolerance".
SpringerVerlag, 2005, 1st Editions. November, 28, 2005. ISBN: 3540241124.
Blanke, M. and Kinnaert, M. and Lunze, J. and Staroswiecki, M. Schroder, J., "Diagnosis and FaultTolerant
Control". Springer, 2003. 1st Edition. August, 5, 2005. ISBN: 3540010564.
Korbicz, J. and Koscielny, J. M. and Kowalczuk, Z. and Cholewa, W., "Fault Diagnosis: Models, Artificial
Intelligence, Applications". SpringerVerlag, 2004. 1st Edition. February, 12, 2004. ISBN: 3540407677.
Simani, S. and Fantuzzi, C. and Patton, R. J., "Modelbased fault
diagnosis in dynamic systems using identification techniques",
SpringerVerlag, 2002. ISBN 1852336854. Advances in Industrial Control
Series. London, UK. First Eq. November, 2002. (298 pages).
Stamatis, D. H., "Failure Mode and Effect Analysis: FMEA from Theory to Execution",ASQ Quality Press,
2003, 2nd Edition, June, 2003. ISBN: 0873895983.
Basseville, M. and Nikiforov, I. V., "Detection of Abrupt Changes: Theory and Application", SpringerVerlag
(March 1986), ISBN: 0387160434.
Chen, J. and Patton, R. J., "Robust ModelBased Fault Diagnosis for Dynamic Systems", Kluwer Academic
Publishers, 1999. ISBN: 0792384113.
Chiang, L. H. and Russel, E. L. and Braatz, R. D., "Fault Detection and Diagnosis in Industrial Systems",
SpringerVerlag London Limited, 2001. Advanced Textbooks in Control and Signal Processing Series. London, Great
Britain. ISBN: 1852333278.
Gertler, J., "Fault Detection and Diagnosis in Engineering Systems". Marcel Dekker, 1998, New York.
ISBN: 0824794273.
Hadjicostis, Christoforos N., "Coding Approaches to Fault Tolerance in Combinational and Dynamic Systems",
Kluwer Academic Publishers. November 2001. The Kluwer International Series in Engineering and Computer Science.
ISBN: 0792376242.
Liu, G. P. and Patton, R. J., "Eigenstructure Assignment for Control System Design", John Wiley and
Sons. England, 1998. ISBN: 0471975494.
Patton, R. J. and Frank, P. M. and Clark, R. N., "Fault Diagnosis in Dynamic Systems, Theory and Application",
Prentice Hall. 1989, London. Control Engineering Series. ISBN: 0133082636.
Patton, R. J. and Frank, P. M. and Clark, R. N., "Issues of Fault Diagnosis for Dynamic Systems",
SpringerVerlag, 2000. London Limited. ISBN: 3540199683.
Downloads: Related Readings
"ModelBased Fault Diagnosis for Industrial Processes" (Silvio Simani's Extended Report, October 2007): (PDF file, 35 MB).
"Lecture Notes, Chapters 1 and 2" (Chapters form Silvio Simani's Extended Report, October 2007): (PDF file, 1 MB).
"Modelbased faultdetection and diagnosis  status and applications" (Journal Paper by Rolf Isermann, 2005): (PDF file, 1 MB).
Parameter Estimation Examples for Fault Detection. Matlab and Simulink files and models for Matlab 6.1:
(zipped Matlab and Simulink files, 5 KB).
Recursive Estimation Examples. 2 Matlab files for Matlab 6.1:
(zipped Matlab and Simulink files, 2 KB).
Design Example of Output Observer for FDI. Example with Noise (Matlab and Simulink files and models for Matlab 6.1):
(zipped Matlab and Simulink files, 7 KB).
Design Example of Output Observers for FDI. SIMO Model with three Observers.
(2 Matlab files and 1 Simulink model for Matlab 6.1):
(zipped Matlab and Simulink files, 5 KB).
Design Example of UIO. Model with disturbance. Generation of disturbance
decoupled estimation errors and residuals. (Matlab and Simulink files for Matlab 6.1):
(zipped Matlab and Simulink files, 4 KB).
Design Example of UIO for FDI. MIMO Model with disturbance and two faults. Generation of disturbance
decoupled residuals for input sensor fault isolation. (Matlab and Simulink files for Matlab 6.1):
(zipped Matlab and Simulink files, 5 KB).
Design Example of a Kalman filter. Model with noise errors. Generation of minimal
variance estimation error signals. (Matlab and Simulink files for Matlab 6.1):
(zipped Matlab and Simulink files, 5 KB).
Kalman filter for Fault Diagnosis. Model with noise errors and output sensor fault. Residual statistical
tests. (Matlab and Simulink files for Matlab 6.1):
(zipped Matlab and Simulink files, 7 KB).
List of demos for the PERCEPTRON neural network example: "demop1",
classification for a 2input perceptron; "demop6", linearly
nonseparable input vectors; and selected from "nndtoc": "nnd3pc",
perceptron classification  fruit example; "nnd4db", perceptron
decision boundary; "nnd4pr" perceptron rule.
Examples taken from
Matlab Exchange Files Web Site: (i) implementation of a twolayers twoneurons network, (ii)
multilayer perceptron training with variable learning rate, (iii) character recognition GUI.
Zipped Matlab file (495 KB).
Three examples of radial basis function (RBF) neural network taken from the Neural Network Design Table
of Contents ("nndtoc", Chapter 11): "demorb1", "demorb3", and "demorb4", with
different types and number of radial basis functions.
Three examples taken from the web site of Prof. Robert
Babuska, Intelligent Control and Robotics, Delft Center for Systems and Control, Faculty of Mechanical
Engineering and Systems, Delft University of Technology. Interactive identification of static and dynamic
systems. Zipped Matlab directory (213 KB).
Examples of nonlinear models and neural network training. Zipped Matlab
and Simulink directories (14 MB).
Examples of integration of neural networks and fuzzy models with dynamic observers and filters for
fault detection and isolation. Zipped Matlab
and Simulink directories (5 MB).
