连续退火炉余热回收技术应用  

Application of Waste Heat Recovery Technology in Continuous Annealing Furnace

作　　者：许翔 汪红兵 顾厚淳 XU Xiang;WANG Hongbing;GU Houchun(Cold Rolling Mill of Maanshan Iron and Steel Co.,Ltd.;Energy and Environmental Protection Department of Maanshan Iron and Steel Co.,Ltd.,Maanshan,Anhui 243000,China)

机构地区：[1]马钢冷轧总厂 [2]马钢能源环保部,安徽马鞍山243000

出　　处：《冶金动力》2020年第8期47-49,共3页Metallurgical Power

摘　　要：结合冷轧连续退火炉余热资源现状,对余热回收技术热风换热器和热水换热器方案与余热锅炉方案进行比较,介绍了余热锅炉设备选型、工艺流程、自动化控制系统和热工保护系统,分析了运行过程中存在问题和对策,对经济效益进行评估。Combined with the present situation of waste heat resources of cold rolling continuous annealing furnace,the hot air heat exchanger and hot water heat exchanger schemes of waste heat recovery technology are compared with those of waste heat boiler ap⁃proach.The equipment selection,process flow,automatic control system and thermal protec⁃tion system of waste heat boiler are introduced.The existing problems and countermeasures in the operation process are analyzed,and economic benefits are evaluated.

关 键 词：连退线 退火炉 余热锅炉 

分 类 号：TG156.2[金属学及工艺—热处理]