激光在线分析系统在煤气氧含量检测中的应用  

Application of laser on-line analyzing system in measurement of oxygen content in gas

作　　者：魏爱国[1] 

机构地区：[1]上海宝钢化工有限公司梅山分公司,南京210039

出　　处：《燃料与化工》2013年第5期57-59,64,共4页Fuel & Chemical Processes

摘　　要：利用LGA-4130分析仪对电捕焦油器后煤气中的氧含量进行在线检测,并通过DCS控制系统设置含氧量的上限值对电捕焦油器实行连锁停机,确保电捕焦油器连续安全运行。对该系统进行分析后,在肯定其技术优点的同时指出其缺陷,并提出了改进建议。Oxygen analyzer LGA-4130 is used for on-line measurement of oxygen content in gas after electro-static tar precipitator （ETP） and for interlock shutdown of the ETP in case of reaching the HH limit of the oxygen value preset on DCS aiming at a safe and stable running of the ETP.The advantages and disadvantages of this analyzing system are studied in this paper,suggestions for improvement are also given.

关 键 词：在线检测 含氧量 电捕焦油器 

分 类 号：TQ522[化学工程—煤化学工程]