Vol.31 Suppl.1 阎立懿等:炉料连续预热式电炉炼钢技术探讨 .21. 废钢,与普通电炉有着很大的区别,必须对电炉炉衬 (张文怡.Consteel电弧炉连续炼钢设备.工业加热,2005,34 的砌筑、供电、吹氧去碳、造渣脱磷等予以重视 (2):50) [3]Vallomy JA.The First Consteel Unit for Flat Products:Nakorn- (2)由于全程“平熔池期”,给电一开始电弧就 thai strip Mill-Thailand//South East Asia Iron&Steel Institute 加热钢水、就对渣线进行高温辐射,这就必须考虑保 1997 Korea Conference.Seoul,Korea.1997 护渣线,因此,全程造泡沫渣进行埋弧操作特别 [4]Wang S W,Tan Y.Tang RS.Application of 90 t Consteel EAF 重要, Steelmaking Process.Southern Metals.2001(5):8 (3)全程“平熔池期”及“变渣线”现象,要求渣 (王三武,谭英,唐日升.90 t Consteel电炉炼钢工艺的应用 南方金属,2001(5):8) 线镁碳砖的砌筑要向下加厚(~300mm),增加抵御 [5]Yan L Y.Recent development of energy saving technology of 变渣线的能力· scrap preheating Energy for Metallurgical Industry.1998.17 (4)炉料连续预热式电炉变压器参数的确定, (4):12 即要考虑电弧对废钢的熔化(电压要高些)、又要考 (阁立懿.废钢预热节能技术最新发展.治金能源,1998.17 虑电弧对平熔池的加热及保温的要求(电压要低 (4):12) 些),供电上应根据电弧的遮蔽状态(废钢或炉渣的 [6]Hua A.Wu P Z.The Consteel process of continuous steelmaking in the electric are furnace.Industrial Heating.2002.31(3):43 遮蔽状态),来确定电压的大小, (花皑,吴培珍,在电弧炉中连续炼钢作业的康斯迪工艺,工 (5)为了最大限度节能及环保,余热再利用是 业加热,2002,31(3):43) 必须的,但二垩英新的公害值得重视与研究, [7]Nanjo T,Okino H.Kawabata J.et al.EAF Equipment and Highly Profitable Operation.Beijing:Metallurgical Industry 参考文献 Press,2000 [1]Zhu M Y,Du G.Yan L Y.Modern Metallurgical Science.Bei- (南条敏夫,冲野浩,川端纯一,等。炼钢电弧炉设备与高效益 jing:Metallurgical Industry Press,2005 运行.北京:冶金工业出版社,2000) (朱苗勇,杜钢,阁立懿。现代治金学.北京:冶金工业出版社, [8]LiZ H.Consteel EAF and preheating of scrap.Industrial Heat- 2005) ig2006,35(3):33 [2]Zhang W Y.Consteel arc furnace continual steelmaking equip- (李振洪.康斯迪电炉与废钢预热.工业加热,2006,35(3): ment.Industrial Heating.2005,34(2):50 33)废钢与普通电炉有着很大的区别必须对电炉炉衬 的砌筑、供电、吹氧去碳、造渣脱磷等予以重视. (2) 由于全程“平熔池期”给电一开始电弧就 加热钢水、就对渣线进行高温辐射这就必须考虑保 护渣线因此全程造泡沫渣进行埋弧操作特别 重要. (3) 全程“平熔池期”及“变渣线”现象要求渣 线镁碳砖的砌筑要向下加厚(~300mm)增加抵御 变渣线的能力. (4) 炉料连续预热式电炉变压器参数的确定 即要考虑电弧对废钢的熔化(电压要高些)、又要考 虑电弧对平熔池的加热及保温的要求(电压要低 些)供电上应根据电弧的遮蔽状态(废钢或炉渣的 遮蔽状态)来确定电压的大小. (5) 为了最大限度节能及环保余热再利用是 必须的但二垩英新的公害值得重视与研究. 参 考 文 献 [1] Zhu M YDu GYan L Y.Modern Metallurgical Science.Beijing:Metallurgical Industry Press2005 (朱苗勇杜钢阎立懿.现代冶金学.北京:冶金工业出版社 2005) [2] Zhang W Y.Consteel arc furnace continual steelmaking equipment.Industrial Heating200534(2):50 (张文怡.Consteel 电弧炉连续炼钢设备.工业加热200534 (2):50) [3] Vallomy J A.The First Consteel Unit for Flat Products:Nakornthai strip Mil-l Thailand∥ South East Asia Iron & Steel Institute 1997 Korea Conference.SeoulKorea1997 [4] Wang S WTan YTang R S.Application of 90t Consteel EAF Steelmaking Process.Southern Metals2001(5):8 (王三武谭英唐日升.90t Consteel 电炉炼钢工艺的应用. 南方金属2001(5):8) [5] Yan L YRecent development of energy saving technology of scrap preheating.Energy for Metallurgical Industry199817 (4):12 (阎立懿.废钢预热节能技术最新发展.冶金能源199817 (4):12) [6] Hua AWu P Z.The Consteel process of continuous steelmaking in the electric arc furnace.Industrial Heating200231(3):43 (花皑吴培珍.在电弧炉中连续炼钢作业的康斯迪工艺.工 业加热200231(3):43) [7] Nanjo TOkino HKawabata Jet al.EAF Equipment and Highly Profitable Operation.Beijing: Metallurgical Industry Press2000 (南条敏夫冲野浩川端纯一等.炼钢电弧炉设备与高效益 运行.北京:冶金工业出版社2000) [8] Li Z HConsteel EAF and preheating of scrap.Industrial Heating200635(3):33 (李振洪.康斯迪电炉与废钢预热.工业加热200635(3): 33) Vol.31Suppl.1 阎立懿等: 炉料连续预热式电炉炼钢技术探讨 ·21·