【摘要】 针对西气东输管道线路阀室发生多次GOV阀误关断问题,从防雷抗干扰方面进行分析并提出改造方案。阀室防雷电干扰改造项目完成后,GOV阀误关断事件大幅度下降,从而有效提高了管道运行的安全性和经济性。更多还原

【Abstract】 In view of the problem that GOV valves have wrong shut off for many times in the West to East Gas Pipeline,the analysis from the aspect of lightning-proof and anti-jamming was performed and the modification scheme was put forward.After the modification project on lightning-proof and anti-jamming of valve chamber was completed,the events of wrong GOV valve shutoff were dropped substantially.The safety and economics of the pipeline operation were effectively improved.更多还原