译 名：
Technical transformation of safety instrumented system at ammonia area
作 者：
ZHANG Yongsong;Qinhuangdao Tianding Chemical Co., Ltd;
关键词：
liquid ammonia tank;;safety instrumented system(SIS);;major hazard source;;hazard and operability analysis(HAZOP)
摘 要：
The technology transformation of safety instrumented system(SIS) of 1 000 m~3 liquid ammonia tankin Qinhuangdao Tianding Chemical Co., Ltd. is introduced, including major hazard source for hazardouschemicals analysis, hazard and operability analysis(HAZOP) at ammonia area, setting proposal of safetyinstrumented system introduction. After transformation, the level of safe operation of the ammonia area isimproved, ensuring devices running for a long period of time.
