摘要
以仪征站仪长复线出站管线设置的电液紧急关断阀为例,介绍了阀门和执行机构的配置参数,重点介绍了电液执行机构的设备组成、工作方式、工作原理和技术特点。电液紧急关断阀具有外形紧凑、功能完备、操作方便、可靠性强等优点,发生事故时能够进入预定的安全状态。
Taking the electro-hydraulic emergency shutoff valve installed on outgoing pipelines of Yichang Second-line as an example,the configuration parameters of valve and actuator have been introduced. Also,the equipment composition,operation mode,operating principle and technical features of electro-hydraulic actuator have been emphatically introduced. Electro-hydraulic emergency shutoff valve has many advantages,such as compact,full-featured,easy to use and dependable. When emergency happens,it will be in predetermined secure state.
作者
谭鑫
李荣
TAN Xin;LI Rong(Production Department of Xuzhou Oil Transportation Division,Pipeline Transportation Storage Ltd.of SINOPEC,Xuzhou 221008,China;Yizheng Station of Nanjing Oil Transportation Division,Pipeline Transportation Storage Ltd.of SINOPEC,Yizheng 211900,China)
出处
《管道技术与设备》
CAS
2018年第4期27-29,共3页
Pipeline Technique and Equipment
关键词
长输原油管线
紧急关断阀
电液执行机构
long-distance crude oil pipeline
emergency shutoff valve
electro-hydraulic actuator