K-diagnosability analysis of bounded and unbounded Petri nets using linear optimization

A Chouchane, M Ghazel, A Boussif - Automatica, 2023 - Elsevier
We propose an algebraic approach to investigate K-diagnosability of partially observed
labeled Petri nets which can be either bounded or unbounded. Namely, a necessary and …

Efficient diagnosability assessment via ILP optimization: a railway benchmark

F Basile, G De Tommasi, C Sterle… - 2018 IEEE 23rd …, 2018 - ieeexplore.ieee.org
Diagnosability of faults in discrete event systems modeled with Petri nets can be assessed
either via graph-based techniques (also called diagnoser, verifier/twin-plant based …

Diagnosis of partially observed Petri net based on analytical redundancy relationships

A Chouchane, A Khedher, O Nasri… - Asian Journal of …, 2019 - Wiley Online Library
In this paper, we design an efficient diagnosis technique for partially observed discrete event
systems modeled by labeled Petri nets. The fault detection is based on analytical …

An efficient algorithm for k-diagnosability analysis of bounded and unbounded petri nets

A Chouchane, M Ghazel - IFAC-PapersOnLine, 2024 - Elsevier
In this paper, we propose a polynomial algorithm for conducting K-diagnosability analysis on
both bounded and unbounded labeled Petri nets. More specifically, we formulate a sufficient …

A Dynamic Synchronous Interactive Functional Validation Approach for Electric Vehicles

C Liang, M Ghazel, C Xie, W Zheng… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Functional safety is crucial for Electric Vehicles (EVs) as it ensures that the EV systems
operate correctly and safely. This paper aims to propose an efficient and holistic approach to …

Tuning the diagnoser-based approach for diagnosability analysis of finite automata

A Boussif, M Ghazel - International Journal of Control, Automation and …, 2021 - Springer
Many diagnosis approaches for discrete event systems are diagnoser-based. A diagnoser is
a deterministic automaton that can be built directly from the underlying system model by …

Fault Diagnosis of Hierarchical Discrete-Event Systems Based on State-Tree Structures

D Wang, X Wang, J Yang, Z Li - IEEE Systems Journal, 2023 - ieeexplore.ieee.org
In this article, fault diagnosis of hierarchical discrete event systems (HDES) is investigated
using state-tree structures (STS). As a structured formalism, an STS provides a compact …

An experimental comparison of three diagnosis techniques for discrete event systems

A Boussif, B Liu, M Ghazel - DX'17-28th International Workshop on …, 2017 - hal.science
This paper deals with a benchmark-based experimental comparison of three diagnose-
based approaches for fault diagnosis of discrete event systems modeled by Petri nets: the …

A semi‐symbolic diagnoser for fault diagnosis of bounded labeled petri nets

A Boussif, M Ghazel, K Klai - Asian Journal of Control, 2021 - Wiley Online Library
In this paper, we present a diagnoser‐based approach to deal with fault diagnosis of
bounded labeled Petri nets. The approach consists in building a semi‐symbolic diagnoser to …

A hybrid fault prediction method for control systems based on extended state observer and hidden Markov model

D Yang, X Hai, Y Ren, J Cui, K Li… - Asian Journal of …, 2023 - Wiley Online Library
Fault diagnosis and prediction for complex control systems rely either on the collection of
rich data for training neural networks or on the system models and prior knowledge of faults …