摘要
针对广东大鹏液化天然气有限公司接收站与液化天然气和天然气接触的安全阀均未安装根部隔离阀,导致每年强制年检时不仅持续时间长(近2个月),而且大量排放液化天然气和天然气造成环境污染和经济损失的问题,阐述了对其改造的必要性和可行性。通过分析安全阀加装根部阀的依据,提出了改造方案,介绍了改造施工的特点、产生的经济效益和社会效益。
The liquefied natural gas and natural gas safety valve in Guangdong Dapeng LNG Company Ltd. terminal has not root isolating valve, which causes the working time for long duration （near 2 months）, as well as to discharge large amount of waste gas to cause the pollution and economical losing during the compulsory annual inspection. Regarding to problem as above, the necessity and feasibility for the modification are expatiated. Via the analyzing the reason of root isolating valve installation, it is to comment the modification procedure, to introduce the construction characteristic and economical and societal benefit.
出处
《石油化工设备》
CAS
2016年第5期72-76,共5页
Petro-Chemical Equipment
关键词
安全阀
隔离阀
改造
safety valve
isolating valve
modification
