Yiliu Liu is a professor in the Department of Mechanical and Industrial Engineering, at the Norwegian University of Science and Technology (NTNU). His main research interests include safety barriers and safety-critical systems, risk management, system reliability, and resilience engineering. By the end of 2024, he has published more than 200 papers on international journals and conferences. He is the co-chair of Sweden-Norway joint section of IEEE Reliability Society, the Editor-in-Chief for International Journal of Reliability and Safety, the subject editor of Process Safety and Environmental Protection, and the director of International RAMS (reliability, availability, maintainability, and safety) master program at NTNU. He also manages several national and international research projects with the focused applications in traditional and renewable energies and transportations.

• 1. Introduction of Safety Barriers. 2. Barrier Management and Non-Technical Barriers. 3. Technical Safety Barriers. 4. Hazard-barrier Identification and Qualitative Assessment. 5. Probabilistic Modeling Approaches for Barrier Engineering. 6. Performance Measures. 7. Data Analysis in Barrier Engineering. 8. Structural and Operational Analysis. 9. Test and Maintenance. 10. Dependencies within Safety Barriers. 11. Digitalization and Artificial Intelligence in Barrier Engineering. 12. Barrier Engineering and Security. 13. Barrier Engineering and Sustainability. 14. Resilience Enhancer: Extension of Safety Barrier.

Yiliu Liu is a professor in the Department of Mechanical and Industrial Engineering, at the Norwegian University of Science and Technology (NTNU). His main research interests include safety barriers and safety-critical systems, risk management, system reliability, and resilience engineering. By the end of 2024, he has published more than 200 papers on international journals and conferences. He is the co-chair of Sweden-Norway joint section of IEEE Reliability Society, the Editor-in-Chief for International Journal of Reliability and Safety, the subject editor of Process Safety and Environmental Protection, and the director of International RAMS (reliability, availability, maintainability, and safety) master program at NTNU. He also manages several national and international research projects with the focused applications in traditional and renewable energies and transportations.

• 1. Introduction of Safety Barriers. 2. Barrier Management and Non-Technical Barriers. 3. Technical Safety Barriers. 4. Hazard-barrier Identification and Qualitative Assessment. 5. Probabilistic Modeling Approaches for Barrier Engineering. 6. Performance Measures. 7. Data Analysis in Barrier Engineering. 8. Structural and Operational Analysis. 9. Test and Maintenance. 10. Dependencies within Safety Barriers. 11. Digitalization and Artificial Intelligence in Barrier Engineering. 12. Barrier Engineering and Security. 13. Barrier Engineering and Sustainability. 14. Resilience Enhancer: Extension of Safety Barrier.

Yiliu Liu is a professor in the Department of Mechanical and Industrial Engineering, at the Norwegian University of Science and Technology (NTNU). His main research interests include safety barriers and safety-critical systems, risk management, system reliability, and resilience engineering. By the end of 2024, he has published more than 200 papers on international journals and conferences. He is the co-chair of Sweden-Norway joint section of IEEE Reliability Society, the Editor-in-Chief for International Journal of Reliability and Safety, the subject editor of Process Safety and Environmental Protection, and the director of International RAMS (reliability, availability, maintainability, and safety) master program at NTNU. He also manages several national and international research projects with the focused applications in traditional and renewable energies and transportations.

• 1. Introduction of Safety Barriers. 2. Barrier Management and Non-Technical Barriers. 3. Technical Safety Barriers. 4. Hazard-barrier Identification and Qualitative Assessment. 5. Probabilistic Modeling Approaches for Barrier Engineering. 6. Performance Measures. 7. Data Analysis in Barrier Engineering. 8. Structural and Operational Analysis. 9. Test and Maintenance. 10. Dependencies within Safety Barriers. 11. Digitalization and Artificial Intelligence in Barrier Engineering. 12. Barrier Engineering and Security. 13. Barrier Engineering and Sustainability. 14. Resilience Enhancer: Extension of Safety Barrier.