傅中俊¹，杨大元¹，郑喜亮¹，王明根²，邓金语²
(1 中冶赛迪工程技术股份有限公司，重庆400013；2 广东韶钢松山股份有限公司，广东512122）

[摘要] 某转炉炼钢塔楼在不影响生产的情况下，新增一座120t转炉。需要将处于负荷状态的塔楼边框架加固为塔楼中框架。经过实地考察和综合分析，最终确定改造加固方案。重点介绍加固方案，并加以总结。
[关键词] 塔楼；负荷加固；箱型梁；箱型柱

A reinforcement project example of convertor steel-making tower building under load condition
Fu Zhongjun¹, Yang Dayuan¹, Zheng Xiliang¹, Wang Minggen², Deng Jinyu²
(1 CISDI Engineering Co. Ltd., Chongqing 400013, China; 2 Shaoguan Songshan Iron&Steel Corp., Guangdong 512122, China)

Abstract: Some convertor steel-making tower building need to add a new 120t converter which is built on no negative impact on production of existent two converters and four casting lines. The side frame of original tower building was built and strengthened as the middle frame. By site review and comprehensive analysis, the final strengthen scheme is determined. The authors introduce strengthening scheme and summarize these technique.
Keywords: tower building;  reinforcement underload condition;  box girder;  box column