A refinement development approach for enhancing the safety of PLC programs with Event-B

X Mao, Y Zhang, J Shi, Y Huang, Q Li - Science of Computer Programming, 2022 - Elsevier
Abstract Programmable Logic Controllers (PLC) are widely used in Industrial Control
Systems (ICS) with strict safety assurance requirements. Unfortunately, traditional …

[HTML][HTML] Trace semantics and refinement patterns for real-time properties in Event-B models

C Zhu, M Butler, C Cirstea - Science of Computer Programming, 2020 - Elsevier
Event-B is a formal method that utilizes a stepwise development approach for system-level
modeling and analysis. We are interested in reasoning about real-time deadlines and …

Event-B Development of Modelling Human Intervention Request in Self-driving Vehicle Systems

F Alotaibi, TS Hoang, AS Fathabadi… - … Conference on Rigorous …, 2024 - Springer
In the design of autonomous systems, seamless integration with human operators is crucial,
particularly when humans are considered as a fail-safe for intervening in hazardous …

A rigorous analysis template process to capture the safety properties of self-driving vehicle systems

FA Alotaibi - 2024 - eprints.soton.ac.uk
Self-Driving Vehicles (SDVs) are seen as a significant advancement in the automotive
domain, hinting at a future where human drivers might be rendered obsolete. However, even …

Reasoning about real-time systems in Event-B models with fairness assumptions

C Zhu, M Butler, C Cirstea… - … Symposium on Theoretical …, 2021 - ieeexplore.ieee.org
Stepwise development supported by the Event-B formalism has been used in the domain of
system design and verification. This refinement approach guarantees that safety properties …

and Michael Butler2D 1 College of Applied Computer Sciences (CACS), King Saud University, Riyadh 11543, Saudi Arabia 2 School of Electronics and Computer …

F Alotaibi¹, TS Hoang, AS Fathabadi - … 2024, Bergamo, Italy, June 25–28 … - books.google.com
In the design of autonomous systems, seamless integration with human operators is crucial,
particularly when humans are considered as a fail-safe for intervening in hazardous …

Real-time trigger-response properties for Event-B applied to the pacemaker

C Zhu, M Butler, C Cirstea - 2020 International Symposium on …, 2020 - ieeexplore.ieee.org
As the physical world evolves with time, safety-critical systems are usually used with time-
dependent functionality. The design and implementation of real-time systems are …

Modeling of multilevel control system based on Event-B

Y Wang - Journal of Physics: Conference Series, 2021 - iopscience.iop.org
Aiming at the problems existing in the traditional development method of multilevel control
system, this paper proposes a formal modeling solution based on Event-B from the …

Information and Signal Actions in the Cyber-Physical Systems Hierarchy Control

AV Shukalov, VI Babenkov… - … of Computers and …, 2022 - europeanproceedings.com
The cyber-physical systems complex control is being studied based on information and
signal actions of the cyber-physical production processes dynamics. Information action is a …

Formal treatment of real-time properties in Event-B

C Zhu - 2020 - eprints.soton.ac.uk
Timing and concurrency are two critical properties of Cyber-Physical Systems (CPS).
Functional and timing requirements needed to be satisfied in CPS to avoid unsafe situations …