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第8期 刘青等:转炉炼钢厂工序产能和品种钢铸机配置 .849 台,与文献[5]的优化方案相符;2座生产MLO8AL、 能源,2004,23(6):9 SWRCH35K等品种钢,对应的连铸机也为2台.参 [2]刘青,田乃媛,殷瑞钰.炼钢厂系统的运行原则与调控策略 过程工程学报,2003,3(2):171 考普钢转炉配置方案和考虑生产顺行,生产品种钢 [3]刘青,黄星武,富平原.炼钢厂系统生产模式优化北京科技 转炉配置2座为宜,过多则增加调度难度,对应的 大学学报,2005,27(6):736 LF炉和连铸机也以2座(台)为宜;LF炉需采用“双 [4]邱剑,田乃媛.典型流程区段炼铁炼钢界面的比较优势研究, 工位”,如能采用钢包回转台式则可以进一步加强 北京科技大学学报,2005,27(6):740 LF炉的缓冲能力13];连俦机浇俦温度需要严格控 [5]刘青,殷瑞钰·转炉一棒/线材生产流程的优化配置.钢铁, 制,以保证合适的拉速门,否则需要采用增加流数 2003,38(4):17 [6]刘青.现代长材型转炉炼钢厂的模式优化研究[学位论文]北 等方法,以满足流程匹配协调的要求. 京:北京科技大学,2002 4结论 [7]尹佳.中小转炉流程LF的合理配置及其对生产运行的影响研 究[学位论文]北京:北京科技大学,2007 (1)转炉与LF炉的周期比较接近,周期比值 [8】殷瑞钰·钢铁制造流程结构解析及其若干工程效应问题·钢铁, 30.59(1#转炉)/34.00(2LF炉)≈0.90,28.08 2000.35(10):1 [9]Constales D.Kacur J,Van Keer R.On the optimal cooling strat- (2转炉)/32.00(1#LF炉)≈0.88,因此邢钢转炉 egy for variable-speed continuous casting.Int J Numer Methods 与LF精炼炉“一一对应”基本上可以满足现有生产 Eng2002,53(3).539 需求. [10]董金刚.提高宝钢第二炼钢厂产能分析.钢铁研究,2006,34 (2)48t转炉与四流高效铸机匹配,虽然可 (4):32 形成更高水平的组合,但对铸机的作业水平要求较 [11】张志宏.新钢炼钢一轧钢生产过程缓冲的解析、优化与控制 [学位论文]北京:北京科技大学,2006 高(如作业率为95%,平均拉速需达到2.22 [12]Mahmoudi J,Nabati H.An experimental study on productivity mmin);与五流高效连铸机匹配,可形成较为合 and quality improvement of horizontal continuous casting pro- 理的组合;与六流高效连铸机匹配的组合不太经济, cess.Int J Green Energy Taylor Francis.2006,3(2):185 会造成连铸机利用率低,应尽可能避免 [13]邹永龙,陈林权,田伟达.杭钢二次精炼的选择及实践∥第十 四届全国炼钢学术会议文集.重庆,2006:368 参考文献 [1]刘文涛,柴丽俊,张群.利用OPT确定炼钢厂的时间缓冲.治金 Matching of productive capacity among working procedures and allocating of contin- uous casting machines for quality steel in a converter plant LIU Qing,YIN Jia,TIAN Xinzhong?),HU Lining2) 1)Metallurgy and Ecological Engineering School.University of Science and Technology Beijing.Beijing 100083.China 2)Technological Center of Xingtai Iron Steel Co.Ltd..Xingtai 054027.China ABSTRACI On the basis of the production run research of a BOF steelmaking workshop,the matching analy- sis and comprehensive research of productive capacity among BOFs,LFs and CCMs were carried out from the aspect of basic mass flow parameters.Applying OPT technology to this study,the bottleneck of coordinating op eration for the previous process was the continuous casting machine(CCM),which was determined through an- alyzing three ways to enhance productive capacity.The optimized scheme of productive capacity matching for different working procedures was put forward,which was the strands of CCM increased from 4 to 5 in the for mer process of the steelmaking plant.At last,the matching mode of converters,LFs and CCMs in the medium and small size BOF process was discussed,and the matching mode of one BOF-one LF-one CCM is feasible on some condition. KEY WORDS ferrous metallurgy process engineering;converter plant;production mode;process optimization台‚与文献[5]的优化方案相符;2座生产 ML08AL、 SWRCH35K 等品种钢‚对应的连铸机也为2台.参 考普钢转炉配置方案和考虑生产顺行‚生产品种钢 转炉配置2座为宜‚过多则增加调度难度‚对应的 LF 炉和连铸机也以2座(台)为宜;LF 炉需采用“双 工位”‚如能采用钢包回转台式则可以进一步加强 LF 炉的缓冲能力[13];连铸机浇铸温度需要严格控 制‚以保证合适的拉速[7]‚否则需要采用增加流数 等方法‚以满足流程匹配协调的要求. 4 结论 (1) 转炉与 LF 炉的周期比较接近‚周期比值 30∙59(1# 转炉)/34∙00(2# LF 炉) ≈0∙90‚28∙08 (2#转炉)/32∙00(1#LF 炉)≈0∙88‚因此邢钢转炉 与 LF 精炼炉“一一对应”基本上可以满足现有生产 需求. (2) 48t 转炉与四流高效铸机匹配‚虽然可 形成更高水平的组合‚但对铸机的作业水平要求较 高 (如 作 业 率 为 95%‚平 均 拉 速 需 达 到 2∙22 m·min —1);与五流高效连铸机匹配‚可形成较为合 理的组合;与六流高效连铸机匹配的组合不太经济‚ 会造成连铸机利用率低‚应尽可能避免. 参 考 文 献 [1] 刘文涛‚柴丽俊‚张群.利用 OPT 确定炼钢厂的时间缓冲.冶金 能源‚2004‚23(6):9 [2] 刘青‚田乃媛‚殷瑞钰.炼钢厂系统的运行原则与调控策略. 过程工程学报‚2003‚3(2):171 [3] 刘青‚黄星武‚富平原.炼钢厂系统生产模式优化.北京科技 大学学报‚2005‚27(6):736 [4] 邱剑‚田乃媛.典型流程区段炼铁炼钢界面的比较优势研究. 北京科技大学学报‚2005‚27(6):740 [5] 刘青‚殷瑞钰.转炉—棒/线材生产流程的优化配置.钢铁‚ 2003‚38(4):17 [6] 刘青.现代长材型转炉炼钢厂的模式优化研究[学位论文].北 京:北京科技大学‚2002 [7] 尹佳.中小转炉流程 LF 的合理配置及其对生产运行的影响研 究[学位论文].北京:北京科技大学‚2007 [8] 殷瑞钰.钢铁制造流程结构解析及其若干工程效应问题.钢铁‚ 2000‚35(10):1 [9] Constales D‚Kacur J‚Van Keer R.On the optimal cooling strat￾egy for variable-speed continuous casting.Int J Numer Methods Eng‚2002‚53(3):539 [10] 董金刚.提高宝钢第二炼钢厂产能分析.钢铁研究‚2006‚34 (4):32 [11] 张志宏.新钢炼钢—轧钢生产过程缓冲的解析、优化与控制 [学位论文].北京:北京科技大学‚2006 [12] Mahmoudi J‚Nabati H.An experimental study on productivity and quality improvement of horizontal continuous casting pro￾cess.Int J Green Energy Taylor Francis‚2006‚3(2):185 [13] 邹永龙‚陈林权‚田伟达.杭钢二次精炼的选择及实践∥第十 四届全国炼钢学术会议文集.重庆‚2006:368 Matching of productive capacity among working procedures and allocating of contin￾uous casting machines for quality steel in a converter plant LIU Qing 1)‚Y IN Jia 1)‚TIA N Xinz hong 2)‚HU L ining 2) 1) Metallurgy and Ecological Engineering School‚University of Science and Technology Beijing‚Beijing100083‚China 2) Technological Center of Xingtai Iron & Steel Co.Ltd.‚Xingtai054027‚China ABSTRACT On the basis of the production run research of a BOF steelmaking workshop‚the matching analy￾sis and comprehensive research of productive capacity among BOFs‚LFs and CCMs were carried out from the aspect of basic mass flow parameters.Applying OPT technology to this study‚the bottleneck of coordinating op￾eration for the previous process was the continuous casting machine (CCM)‚which was determined through an￾alyzing three ways to enhance productive capacity.The optimized scheme of productive capacity matching for different working procedures was put forward‚which was the strands of CCM increased from4to5in the for￾mer process of the steelmaking plant.At last‚the matching mode of converters‚LFs and CCMs in the medium and small size BOF process was discussed‚and the matching mode of one BOF-one LF-one CCM is feasible on some condition. KEY WORDS ferrous metallurgy process engineering;converter plant;production mode;process optimization 第8期 刘 青等: 转炉炼钢厂工序产能和品种钢铸机配置 ·849·
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