CASE STUDY | OIL & GAS

Integrated Control Improves Gas Reliability

A remote gas liquefaction facility improved reliability, safety, and operational continuity with an integrated control and safety system.

defaultAerial view of industrial liquefied natural gas storage tanks and facility complex.

A remote gas liquefaction facility in Brazil operating in a challenging environment requires highly reliable systems to support continuous liquified natural gas (LNG) production and safety.

Challenge

Remote, harsh environment with extreme weather and limited infrastructure
Disparate systems and vendor technologies
Risk of hydrate formation and process instability
Strict targets for high system availability and SIL 2 safety compliance

Solution

Result

High system availability and operational reliability
Improved safety performance with integrated SIL 2-certified systems
Enhanced visibility and control across plant operations
Stable liquified natural gas (LNG) production in remote environment
Scalable foundation for long-term operations

Challenge

Operating in Extreme and Complex Conditions

A remote gas liquefaction facility in Brazil faced significant challenges operating in a harsh equatorial environment. High temperatures, humidity, and frequent electrical disturbances created difficult conditions for maintaining stable and reliable operations. Limited infrastructure and isolation further complicated power availability and communication.

At the same time, the facility required precise control of the natural gas liquefaction process. Managing pressure and temperature conditions was critical to preventing hydrate formation, which can cause severe blockages and safety risks.

Gas liquefaction plant overhead — Remote gas processing facility operating in harsh environmental conditions, in need of reliable, integrated control systems

Integration and Reliability Requirements

Beyond environmental challenges, the facility needed to integrate multiple systems and vendor technologies into a cohesive platform. The plant also faced strict requirements for system availability and safety integrity. It needed to maintain extremely high uptime while meeting SIL 2 safety standards to protect personnel and equipment. Long-term supportability was another concern, as the remote location introduced challenges related to maintenance, spare parts, and system lifecycle management.

Solution

Integrated Control and Safety System Deployment

The plant selected a comprehensive integrated control and safety solution built on Rockwell Automation technology. The solution integrated a Process Control System (PCS), Safety Instrumented System (SIS), and fire and gas systems within a single architecture. FactoryTalk® View SE served as the operator interface, delivering real-time visualization of system data.

This unified approach allowed for centralized monitoring and control across all plant operations. The integrated platform supported consistent safety and streamlined communication between process and safety systems, reducing complexity and improving performance. The system also incorporated redundant architecture to support high availability and continuous operation in challenging environmental conditions.

Resilient Design and Advanced Process Management

To address environmental challenges, the solution included a robust infrastructure designed to withstand extreme conditions, promoting long-term reliability and reduced maintenance requirements. Real-time monitoring capabilities provided operators with greater insight into system performance. Advanced process management capabilities helped maintain stable liquefaction operations. Hydrate management systems and continuous monitoring created safe operating conditions, reducing the risk of process interruptions.

Result

Improved Reliability and Operational Stability

The solution significantly improved reliability and operational stability across the facility. By integrating control and safety systems into a unified platform, the plant achieved more consistent performance and reduced risk of disruption.

The system’s high-availability design allowed for continuous LNG production, even in an environment where external conditions could impact operations. Enhanced monitoring and control capabilities allowed operators to maintain stable process conditions and respond to changes quickly. Finally, the solution strengthened overall protection, promoting safe operations while maintaining compliance with SIL 2 standards.

Stronger Foundation for Long-Term Performance

The implementation of the solution established a scalable and resilient foundation for the future of the facility. Standardized system architecture simplified maintenance and made it easier to support the facility over its lifecycle. The facility transformed into a more resilient energy asset, capable of sustaining safe, continuous operations in even the most demanding conditions.

Published June 25, 2026