西气东输工程自控系统可靠性分析及注意问题

Reliability Analysis and Some Noticeable Problems in Automatically Control System for the Project of Gas Transportation from West to East in China

从SCADA系统的发展史、计算机技术的应用及SCADA硬件组成等方面对西气东输工程自控系统进行了系统可靠性分析 ;从多方面提出了自控系统应补充的措施及在设计、采购、施工、生产中应注意的问题 ;并对可能发生的典型事故进行了事件树分析。

The system reliability analysis in automatically control system for the project of gas transportation from west to east in China was presented based on the development history of SCADA system, the application of computer technology and the composition of SCADA hardware. Some supplemental measures for the automatically control system are pointed out and some noticeable problems are emphasized, such as design, purchasing, construction and production; and fault tree analysis method is performed according to typical potential incidents.