Innovative approaches to enhancing functional safety in Distributed Control Systems (DCS) and Safety Instrumented Systems (SIS) for Oil and Gas Applications

Fidelis Othuke Onyeke 1, *, Oladipo Odujobi 2, Friday Emmanuel Adikwu 3 and Tari Yvonne Elete 1

1 Shell Petroleum and Development Company (SPDC), Port Harcourt Nigeria.
2 Tomba Resources, Warri, Nigeria.
3 Waltersmith Refining and Petrochemical Company Ltd, Lagos, Nigeria.
 
Review
Open Access Research Journal of Multidisciplinary Studies, 2022, 03(01), 106–112.
Article DOI: 10.53022/oarjms.2022.3.1.0027
Publication history: 
Received on 01 January 2022; revised on 11 February 2022; accepted on 14 February 2022
 
Abstract: 
Functional safety in Distributed Control Systems (DCS) and Safety Instrumented Systems (SIS) is vital for ensuring operational integrity and mitigating risks in the oil and gas industry. These systems face numerous challenges, including high-risk processes, gaps in existing safety frameworks, and emerging threats such as cybersecurity vulnerabilities and aging infrastructure. This paper explores innovative approaches to enhancing functional safety by adopting advanced technologies, including artificial intelligence, machine learning, digital twins, and predictive maintenance. The integration of robust cybersecurity measures is emphasized as a critical component of modern safety practices. Key design principles, such as redundancy, fail-safe mechanisms, and lifecycle management, are outlined alongside best practices for training, certification, and adherence to international standards. The paper concludes with actionable recommendations for operators, engineers, policymakers, and industry leaders to foster a culture of safety, innovation, and continuous improvement, ensuring the resilience and sustainability of oil and gas operations in an increasingly complex environment.

 

Keywords: 
Functional Safety; Distributed Control Systems (DCS; Safety Instrumented Systems (SIS; Cybersecurity; Predictive Maintenance; Oil and Gas Industry
 
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