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1、 河北联合大学轻工学院COLLEGE OF LIGHT INDUSTRY, HEBEI UNITED UNIVERSITY毕 业 设 计 说 明 书设计题目：设计一座公称容量为 2200t 吨的氧气转炉炼钢车间，产品以板坯为主学生姓名：学 号：专业班级：学 部：材料化工部指导教师： 教授2014 年 5 月 27 日摘 要摘 要随着钢铁技术的发展，钢铁企业均向大型化发展，产品的开发也由低级走向高端。尤其是铁水预处理与钢水炉外精炼技术的广泛应用，提高了钢材产品质量，扩大了冶炼品种，并且促进了连铸生产的优化。此外，高炉和转炉的大型化，机械化和自动化的进一步提高，降低了生产成本，可以达到优质、高效、
2、低耗的冶炼目的，也更有利于环保。板坯生产水平代表着一个企业的竞争力，本设计采用世界先进的技术和设备，产品为高品质、高附加值、高技术含量的精品板材，弥补我国市场空缺，替代进口，满足国民经济建设需求，而且有利于提高我国钢铁企业在国际上的竞争力。通过本次设计，整体掌握炼钢工艺流程和车间工艺布置，进一步了解世界钢铁动态。关键词：预处理；炉外精炼；板坯；先进ABSTRACTABSTRACTWith the development of the technique of iron-making and steelmaking, iron and steel enterprises are on the r
3、oad to the large-scale, and the grade of product is from low grade to high grade. In particular, the extensive application of technology in hot metal pretreatment and secondary refining improves the quality of steel products, expands the varieties, and promotes the optimization of continuous casting
4、. In addition ,the scale of blast furnace and converter becomes larger and the mechanization and automation are further improved, which reduce production costs and make the smelting purposes of high-quality, high efficiency, low consumption can be achieved. All these are good for environmental prote
5、ction. Slab production level represents the competitiveness of enterprise. The design uses the worlds advanced technology and equipment, and the products are fine slabs with high-quality, high value-added, high-tech content, which not only fills the vacancies in chinas markets, substitutes the impor
6、t and meet the national economic construction demand, but also be conducive to improve the competitive power of chinas iron and steel enterprisesin international competitiveness.Through this design, I will master steel-making process and workshop process layout, and furthermore understand the world
7、steel dynamics.Key words: pretreatment, secondary refining, slab, advanced目 录目录摘 要 .IABSTRACT .II引 言 .11 设计方案的选择确定 .21.1 车间生产规模、转炉容量及座数、产品方案的确定 .21.2 车间各主要系统所用方案的比较及确定 .21.2.1 铁水供应系统 .21.2.2 废钢供应系统 .31.2.3 散状料供应系统 .31.2.4 铁水预处理系统： .51.2.5 烟气净化系统 .71.2.6 炉外精炼系统 .91.2.7 浇注系统 .111.2.8 出渣系统 .151.3 炼钢车间工艺布置 .161.3.1 车间跨数的确定 .161.3.2 各跨的工艺布置 .161.4 车间工艺流程简介 .161.4.1 工艺流程框图 .161.4.2 工艺流程说明 .161.5 转炉冶炼指标及原材料消耗 .171.5.1 转炉冶炼作业指标 .172 设备计算 .182.1 转炉设计 .182.1.1 炉型设计 .182.1.2 转炉倾动力矩计算及电机功率确定 .212.2 氧枪设计 .222.2.1 氧枪喷头设计 .222.2.2 氧枪枪身设计 .
