密闭电石炉炉气余热锅炉应用实践

The application of waste heat boiler utilizing gas of closed calcium carbide furnace

对密闭电石炉炉气可用性、利用的必要性及技术难点进行介绍。在吸取各家成功经验的基础上,根据密闭电石炉炉气的特征,采用直接燃烧式余热锅炉回收利用密闭电石炉炉气,并介绍该方案的主要技术参数、余热锅炉的主要特点、吹灰器布置、烟气系统流程、主要辅机等,通过此项技术回收利用密闭电石炉炉气,生产中压蒸汽,并使炉气中的有害成分经高温燃烧后分解,以达到减排降污、节能降耗的目的。工程实践表明:直接燃烧式余热锅炉回收利用密闭电石炉炉气的技术方案可将密闭电石炉炉气高效利用,余热锅炉运行安全可靠,同时不影响电石炉的正常生产运行,具有较高的经济效益和社会效益。

Introduces the closed calcium carbide furnace gas availability,use of the necessity and technical difficulties.Based on absorbing the successful experience,according to the characteristics of closed calcium carbide furnace gas,using the direct combustion waste heat boiler to recycle the waste heat,introducing the scheme of main technical parameters,main features of waste heat boiler,sootblower layout,process of the gas system,main auxiliary equipment and so on.Through this technology recycling use of closed calcium carbide furnace gas,production of medium pressure steam,and the harmful components in the furnace gas are decomposed after the high temperature combustion,and the purposes have been achieved in pollution reduction and energy conservation.Through this technology recycling use of closed calcium carbide furnace gas,production of medium pressure steam,and the harmful components in the furnace gas are decomposed after the high temperature combustion,and the purposes have been achieved in pollution reduction and energy conservation.Practice shows that closed calcium carbide furnace gas can be used efficiently,waste heat boiler can operate safely and reliably,at the same time does not affect the normal production and operation of the calcium carbide furnace,which has high economic benefit and social benefit.