Monitoring and Alarm System Design for Fire and Gas Detection in Oilfield Central Terminal Export Plant
Considering the special situation of Yadavaran's central terminal export plant,the significance of designing fire and gas monitoring and alarm system was expounded and the system composition and the function required were introduced;based on IEC61508 and IEC61511,the principles which should be obeyed in the design were introduced,including the detectors' layout,controller's hardware and software design.Application results well prove the reliability and safety and less malfunction of the system with SIL3 safety grade.