年产量280万吨炼钢生铁40万吨铸造生铁的炼铁车间设计

首钢工学院成教学院（2011届）本科毕业设计题目：年产量280万吨炼钢生铁40万吨铸造生铁的炼铁车间专题：高炉专家系统模型的应用及发展专业：班级：姓名：学号：指导教师：说明书68页，图纸3张，专题8页，译文10页首钢工学院成教学院毕业设计（论文）-1-年产量280万吨炼钢生铁40万吨铸造生铁的炼铁车间摘要本设计是设计年产280万吨炼钢生铁，40万吨铸造生铁的高炉炼铁车间。在设计中采用了2022m3的高炉2座，不设渣口，2个出铁口，采用矩形出铁场。送风系统采用四座新日铁式外燃式热风炉，煤气处理系统采用重力除尘器、文氏管和电除尘。渣铁处理系统采用拉萨法水淬渣（RASA）处理，特殊情况采用干渣生产，上料系统采用皮带上料机，保证高炉的不间断供料。在设计中，首先做了物料平衡、热平衡，炉型的设计与计算，以及设备的选择；设计中应用了许多先进的工艺，这些工艺在实行大喷煤技术提高传热效率，节能，提高生产率方面起了重要的作用。在设计中，广泛吸收前人技术革新和国内外科学研究成果。根据实际需要及可能性，尽量采用先进设备、结构、材料及新工艺。做到技术上先进，经济上合理，又减少环境污染。车间总体布置形式为半岛式。关键词：高炉，物料平衡，热平衡，半岛式首钢工学院成教学院毕业设计（论文）-2-Designofanironmakingworkshopwithannualoutputof2.8milliontonsofsteelmakingironand0.4milliontonsofCastingironAbstractTheassignmentisthedesignofthe2.8milliontonsannualproductioncapacityofsteel-makingpigiron,0.4millionofblastfurnacecastpigironworkshop.Idesigntwo1800m3blastfurnaces，andsetuptwotapholeswithnoslaghole，whichuserectangularfieldofiron.Blastsystem4Nipponexternalcombustionhotstoves，Dustcatchersystemusesgravityprecipitators,venturitubeandelectrostaticprecipitator.ThemethodsofslagironprocessingsystemusewaterquenchingresidueLhasa(RASA),specialcircumstancesusedryslagproductionstodealwith.Thechargingsystemisusingbeltfeedingmachinetoensuringuninterruptingchargingofblastfurnace.Inthedesign，firstofall,calculatingthematerialbalance,heatbalance,andthefurnacestructure,aswellasthechoiceofequipment;thedesignoftheapplicationofanumberofadvancedtechnology,theseprocessesintheimplementationoflargepulverizedcoalinjectiontechnologytoenhanceheattransferefficiency，tosaveenergy，toimproveproductivity,whichplayedanimportantrole.Thedesignhasbroadlyabsorptedtechnologicalinnovationsandtheresultsofscientificresearchathomeandabroad.Accordingtotheactualneedsandpossibilitiesuseadvancedequipmentasfaraspossible，advancedstructure，advancedmaterialsandsoon.Achievetechnicallyadvancedandeconomicallyrational，andreduceenvironmentalpollution.Theformofworkshopwiththeoveralllayoutispeninsula.Keywords:blastfurnace,materialbalance,eheatbalance,peninsula首钢工学院成教学院毕业设计（论文）-3-目录绪论.........................................................................................错误!未定义书签。1高炉冶炼综合计算.......................................................................................-8-1.1概述....................................................................................................-8-1.2配料计算............................................................................................-8-1.2.1原燃料条件.............................................................................-8-1.2.2计算矿石需要量G矿............................................................-10-1.2.3计算熔剂需要量G熔............................................................-11-1.2.4炉渣成分的计算...................................................................-12-1.2.5校核生铁成分.......................................................................-14-1.3物料平衡计算..................................................................................-15-1.3.1风量计算...............................................................................-15-1.3.2炉顶煤气成分及数量的计算...............................................-17-1.3.3编制物料平衡表...................................................................-21-1.4热平衡计算......................................................................................-22-1.4.1热量收入q收.........................................................................-22-1.4.2热量支出q支.........................................................................-24-1.4.3热平衡表...............................................................................-27-2高炉本体设计.............................................................................................-29-2.1高炉炉型..........................................................................................-29-2.2炉型设计与计算..............................................................................-29-2.3高炉炉衬设计..................................................................................-33-2.3.1炉底的炉衬设计与砌筑........................................................-33-2.3.2炉缸设计的炉衬设计............................................................-34-2.3.3炉腹、炉腰和炉身下部的炉衬设计....................................-35-2.3.4炉身上部和炉喉的炉衬设计................................................-37-2.4高炉冷却设备..................................................................................-38-2.4.1冷却设备的作用...................................................................-38-首钢工学院成教学院毕业设计（论文）-4-2.4.2冷却介质及水的软化...........................................................-38-2.4.3冷却方式...............................................................................-39-2.4.4高炉冷却系统.......................................................................-40-2.5高炉送风管路..................................................................................-41-2.5.1热风围管...............................................................................-41-2.5.2送风支管...............................................................................-42-2.5.3直吹管..............................................................