高压甲铵洗涤器防爆筒体破裂原因分析及预防措施

Cause Analysis and Preventive Measures of Rupture of Explosion-Proof Cylinder of High Pressure Ammonium Carbamate Scrubber

介绍了尿素装置高压甲铵洗涤器的结构及工作原理,阐述了2起高压甲铵洗涤器筒体破裂事故的经过并详细分析了事故原因。为了防止开停车阶段和其他非正常生产状态下高压甲铵洗涤器筒体破裂事故的发生,提出了相应的防范措施。

The structure and working principle of high pressure ammonium carbamate scrubber in urea unit are introduced. The process of two high pressure ammonium carbamate scrubber cylinder rupture accidents is described and the causes of the accidents are analyzed in detail. In order to prevent the occurrence of high pressure ammonium carbamate scrubber cylinder rupture accidents during start-up and shutdown stages and under other abnormal production conditions, corresponding preventive measures are proposed.