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长寿复吹转炉工艺技术开发
引用本文:刘浏,佟溥翘,崔淑贤,喻承欢,骆忠汉,徐静波,彭玮珂.长寿复吹转炉工艺技术开发[J].钢铁,2002,37(10):13-15.
作者姓名:刘浏  佟溥翘  崔淑贤  喻承欢  骆忠汉  徐静波  彭玮珂
作者单位:1. 钢铁研究总院
2. 武汉钢铁集团公司
摘    要:介绍了长寿复吹转炉在武钢二炼钢80t转炉上应用的基本工艺和冶金效果。通过溅渣,控制底吹喷嘴表面生长炉渣-金属蘑菇头的内部结构、生长高度和供气面积,不仅可保证良好的底部供气功能,而且有效地保护底吹喷嘴不受熔蚀,形成永久性蘑菇头。使底吹喷嘴的一次寿命与溅渣后转炉炉龄同步,并创造了22766炉的世界复吹转炉炉龄纪录。复吹比100%,始终保持良好的复吹冶金效果。

关 键 词:复吹  溅渣  底吹供气元件寿命  转炉炼钢

DEVELOPMENT TECHNOLOGY OF LONG CAMPAIGN COMBINED BLOWN CONVERTER
LIU Liu,TONG Puqiao,CUI Shuxian.DEVELOPMENT TECHNOLOGY OF LONG CAMPAIGN COMBINED BLOWN CONVERTER[J].Iron & Steel,2002,37(10):13-15.
Authors:LIU Liu  TONG Puqiao  CUI Shuxian
Affiliation:LIU Liu TONG Puqiao CUI Shuxian (Central Iron and Steel Research Institute) YU Chenghuan LUO Zhonghan XU Jingbo PENG Weike (Wuhan Iron and Steel Group Co.)
Abstract:The basic technology of long campaign combined blown converter and metallurgical effects on 80 t converters at WISGCO are described. By slag splashing, control of internal structure, height and gas supplying area of slag-metal mushroom grown on the surface of bottom blowing lances, not only the gas supplying function can be guaranteed, but also the bottom blowing lance can be protected from smelting erosion becoming permanent. The world campaign record of 22766 heats for combined blown converter has been created by synchronization once through life of lance with the converter campaign by splashing. The combined blowing rate is 100 % with excellent metallurgical effects.
Keywords:combined blow converter  slag splashing  bottom lance life  
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