设计一座年产150万吨良坯的转炉炼钢车间

江西理工大学应用科学学院毕业设计I设计一座年产150万吨良坯的转炉炼钢车间摘要现代转炉炼钢要求采用大型、连续、高效设备先进生产工艺，布局合理、管理先进、节约能耗、减少污染、降低投资成本。转炉是炼钢的主要设备。炼钢转炉是对于人类来说，最有用的生产工具之一，它提供了一种方法，使我们可以快速而有效的使废钢变废为宝，而生铁则是所有基础钢材生产的基本原料，它在所有国家的经济发展里，都是很重要的。钢产量的增加，甚至是工艺方法的一些改善，都可以带动一笔可观的利润。本设计主要任务是设计一座年产150万吨良坯的转炉炼钢车间，建有三座60吨顶底复吹转炉，采用“三吹二”操作，为提高钢材质量和高效连铸的要求，车间建有CAS-OB和RH真空处系统，本设计要求100%的连铸比。整个生产过程由计算机自动进行动态和静态控制。本设计主要内容包括：物料平衡和热平衡计算，转炉炉型及氧枪设计；主要经济技术指标的确定和生产流程的确定；车间设计及车间生产过程概述。关键词：复吹转炉；氧枪；连铸；动态控制；静态控制刘伟平：设计一座年产150万吨良坯的转炉炼钢车间IIDesignaanannualoutputof1.5milliontonsofgoodcharacterizetheconvertersteelmakingworkshopABSTRACTWiththerapiddevelopmentofiron-steelindustrynowdays,modernsteelplantsrequireadoptinglong-scale,continuousandhighefficientequipment,advancedmanagement.Itshouldsaveenergy,andmakelesspollutionandreducetheinvestmentcost.Theconverteristhesteelmakingequipment.Convertersteelisoneofthemostusefulforhumans,oneofthetoolsofproduction,itprovidesawaysothatwecanquicklyandefficientlysothatthescrapturningwasteintowealth,whilepigironisthebasicrawmaterialofallbasicsteelproductioninallthecountry'seconomicdevelopment,itisveryimportant.Increaseinsteelproduction,andevensomeimprovementoftheprocessmethod,canbringasubstantialprofit.Thisworkshopisdesignedtoproduce1,500thousandtonsqualitiesingots.Three60tonsBOFwhicharebrownoxygenfromtheirtopadoption“threeblowingtwo”.Inthewhile,therefiningequipmentRHandCAS-OBareusedforraisingthesteelqualityandhighefficientcontinuouscastingof100%.Computerbeingoperatedautomaticallycontrolthetechnologicalprocessofwholeplantdynamicallyandsatirically.Thisdesigninclude:thebalanceofmaterialandquantityofheat;thedesignofshapeandequipmentoftheworkshops.Keywords:BOFofblowingaironthetopandbottom;Equipmentofblowingoxygen;Continuouscasting;plantdynamically;plantsatirically江西理工大学应用科学学院毕业设计I目录摘要……………………………………………………………………………….IABSTRACT……………………………………………………………………...Ⅱ1绪论.....................................................................................................................11.1本课题来源，意义及国内外研究现状.....................................................11.2国内外现状.................................................................................................11.3国内外复合吹炼技术的最新进展..............................................................21.4国内转炉炼钢技术的新进展.....................................................................32厂址选择...............................................................................................................53顶底复吹转炉炼钢的物料平衡与热平衡计算...................................................63.1物料平衡计算..............................................................................................63.1.1计算所需原始数据............................................................................63.1.2计算步骤：以100kg铁水为基础进行计算...................................73.2热平衡计算................................................................................................133.2.1基本数据..........................................................................................133.2.2计算过程（以100kg铁水为基础）..............................................144氧气转炉设计.....................................................................................................174.1转炉炉型设计............................................................................................174.1.1转炉的公称容量.............................................................................174.1.2转炉炉型选择..................................................................................174.1.3转炉炉型主要参数..........................................................................174.2炉衬设计....................................................................................................18刘伟平：设计一座年产150万吨良坯的转炉炼钢车间II4.3高宽比核定................................................................................................195氧枪设计.............................................................................................................205.1喷头设计...................................................................................................205.2枪体设计....................................................................................................216氧气转炉炼钢车间设计.....................................................................................226.1转炉炼钢车间的主厂房设计...................................................................226.2转炉炼钢车间主要设备............................................................................236.3连铸跨的参数设置及其设备....................................................................257车间生产过程概述.............................................................................................297.1车间总体布置与组成...............................................................................297.2炼钢厂生产过程所采用的先进设备及技术...........................................298车间人员编制.....................................................................................................318.1炼钢车间定员表........................................................................................318.2连铸车间定员表...............................................................................