毕业设计--200吨氧气转炉炼钢车间

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1、 毕业设计说明书毕业设计说明书 设计（论文）题目：设计（论文）题目：设计一座公称容量为设计一座公称容量为 3 3200t200t 的氧气转炉炼钢车间，的氧气转炉炼钢车间， 生产板坯生产板坯 2 摘 要 本设计为 3 座 200 吨氧气转炉炼钢车间。车间的各主要系统为：铁水供应系 统、散状料供应系统、废钢供应系统、铁合金供应系统，烟气净化系统、浇注系 统、炉外精炼系统等。这些方案都是经过比较而确定的比较合理的适合本设计的 方案， 并且采用了国内外的先进技术。 本设计主要包括转炉炉型计算、 氧枪计算、 烟气净化系统计算、车间设备的计算以及各跨间的布置。另外本设计还采用了许 多新技术如：溅渣护炉技术

2、、连铸连轧技术，这些技术均已达到国际先进水平。 通过本次设计，整体掌握了炼钢工艺流程和车间工艺布置，进一步了解世界 钢铁动态。 关键字关键字：炼钢；炉外精炼；板坯；先进 3 ABSTRACT A steel-making workshop which has 3sets of300 tons oxygen top-blowing converter was designed in this paper. The workshop could produce eight million tons of good casting slab in one year. The main systems

3、 of the workshop include: hot-metal supplying system, scattered material supplying system, scrap supplying system, ferro-alloy supplying system, flue gas cleaning system, casting system and refining system. These subsystem are selected in this designment through compariment. And which are advanced t

4、echnologies in present. The followings are mainly designed in this paper: the calculation of the converter mould, the calculation of Oxygen-lance, the calculation of flue-gas cleaning system, the calculation of the workshop equipment and the arrangement of spans. Additionally, lots of new technologi

5、es were adopted in this design, such as slag splashing protection technology, hot metal pretreatment, continous casting and rolling, etc. These technologies reached to the advanced level in the world. Through this design, the overall grasp of the steelmaking process and layout of the workshop proces

6、s, a better understanding of World Steel Dynamics. Keywords: steel-making, secondary refining,slab, advanced 4 目目 录录 引引 言言 7 1 1 设计方案的选择确定设计方案的选择确定 9 1.11.1 车间生产规模、转炉容量及座数、产品方案的确定车间生产规模、转炉容量及座数、产品方案的确定 9 1.1.11.1.1 车间生产规模及座数的确定：车间生产规模及座数的确定： 9 1.1.21.1.2 产品方案的确定：产品方案的确定： 9 1.21.2 车间各主要系统所用方案的比较及确定车间各主要系统所用方案的比较及确定 9 1.2.1 1.2.1 铁水供应系统铁水供应系统 . 9 1.2.21.2.2 废钢供应系统废钢供应系统 . 10 1.1.2.3 2.3 散状料供应系统散状料供应系统 10 1.2.4 1.2.4 烟气净化系统烟气净化系统 13 1.2.5 1.2.5 炉外精炼系统炉外精炼系统 15 1.2.61.2.6 浇注系统浇注系统 . 15 1.2.7 1