Graphical methods for diagnosis of dynamic systems: Review

Abstract This paper presents an overview of graphical methods used for robust Fault Detection and Isolation (FDI) that can be employed for monitorability and diagnosability analysis and/or online diagnosis of dynamic systems. We review the modeling approaches used by the different methods, and then study properties, such as detectability, isolability, and robustness of each one of the methods. The different properties of each method are reviewed in the paper.