550万吨高炉车间计说明书

无副导师时，删除此行。不用此信息时，删除此框。将其修改为实际的论文提交日期，不用此信息时，删除此框。需书写学院全称，如：电气工程学院。不用此信息时，删除此框。学号：200906010136HEBEIUNITEDUNIVERSITY毕业设计说明书GRADUATEDESIGN设计题目：根据唐山地区原料条件设计一座年产550万吨炼钢生铁的车间学生姓名：张宝全专业班级：09钢3班学院：冶金与能源学院指导教师：赵凯［职称］［副导师姓名］［职称］XXXX年XX月XX日摘要高炉炼铁是获得生铁的主要手段，是钢铁冶金过程中最重要的环节之一，在国民经济建设中起着举足轻重的作用。高炉是炼铁的主要设备，本着优质、高产、低耗和对环境污染小的方针，设计建造一座年产生铁320万吨的高炉炼铁车间，本设计说明书详细的对其进行了高炉设计，其中包括绪论、工艺计算（包括配料计算、物料平衡和热平衡）、高炉炉型设计、高炉各部位炉衬的选择、炉体冷却设备的选择、风口及出铁场的设计、供料系统、送风系统、炉顶设备、煤气处理系统、渣铁处理系统、高炉喷吹系统和炼铁车间的布置等。设计的同时还结合国内外相同炉容高炉的一些先进的生产操作经验和相关的数据，力争使该设计的高炉做到高度机械化、自动化和大型化，以期达到最佳的生产效益。关键词:高炉炼铁设计；喷吹；送风；煤气处理；渣铁处理ABSTRACTBlastfurnaceiron-makingisamainmeanstoobtainpigiron,andoneofthemostimportantlinksinthemetallurgicalcourseofsteel,playaroleinholdingthebalanceinnationaleconomicconstruction.Theblastfurnaceisthemainequipmentofiron-making,inlinewiththehighquality,highyield,lowconsumptionandenvironmentalpollutionpolicy,designandbuildablastfurnaceiron-makingworkshopproducing5.15milliontonironseveryyearinadvanceintheareaofTangshan,thisdesigninstructiondesignstheblastfurnacedetailedly,includingintroduction,thecraftcalculating(Includingthebatchingiscalculated,suppliesbalanceandthermalbalance),thefurnacetypeoftheblastfurnaceisdesigned,choiceoffurnacelineroftheblastfurnace,thefurnacebodycoolstheequipment,thetyueresanddesignthetapironfield,rawmaterialssystem,blowsystem,furnaceroofequipment,coalgasdisposalsystem,slagirondisposalsystem,ejectionsystem,iron-smeltingofworkshopetc..Combinedomesticandinternationalthesamefurnacevolumesomeadvancedproductionoperationexperienceandrelevantdataofblastfurnacealsowhilethedesign,striveblastfurnaceshoulddesignedtomakeaccomplishhighlymechanized,automationandmaximizing,inthehopeofreachingthebestproductivityeffect.Keywords:BFiron-makingdesign;ejection,blowing;coalgasdisposal;slagirondisposal目录为自动生成，无需手动修改，不用此信息时，删除此框。目录摘要.............................................................................................................................IAbstract..........................................................................................................................................II第1章绪论..................................................................................................................51.1在线考.................................................................................................................51.1.1在线考试在国外的发展状况.......................................错误!未定义书签。1.1.2在线考试在国内的发展状况.......................................................................51.1.3当前在线考试系统的特征...........................................................................51.2组卷算法的现状.................................................................错误!未定义书签。1.3.本课题的来源......................................................................错误!未定义书签。1.4本文主要内容......................................................................错误!未定义书签。1.5本章小节.............................................................................错误!未定义书签。第2章组卷算法与题库的研究..................................................................................72.1组卷算法理论......................................................................................................72.1.1随机选取法和回溯试探法............................................................................72.1.2遗传算法.......................................................................................................72.2在线考试系统的组卷算法.................................................................................82.2.1组卷算法的确定.........................................................................................112.2.2组卷参数定义..............................................................................................112.2.3基于遗传算法的组卷算法设计...................................错误!未定义书签。2.3题库基础理论...................................................................................................142.3.1题库发展.......................................................................错误!未定义书签。2.3.2题库的概念...................................................................错误!未定义书签。2.3.3题库的特征...................................................................错误!未定义书签。2.3.4题库的建设理论............................................................错误!未定义书签。2.3.5题库建设步骤................................................................错误!未定义书签。2.4在线考试系统的题库建设方案.........................................错误!未定义书签。2.4.1在线考试系统的题库建设步骤...................................错误!未定义书签。2.4.2题库管理系统框架.......................................................错误!未定义书签。2.4.3题库管理设计方案.......................................................错误!未定义书签。2.5本章小结..............................................................................错误!未定义书签。第3章在线考试系统的需求分析和设计................................................................193.1系统需求分析...................................................................................................193.1.1系统功能分析.............................................................................................193.1.2系统的数据流图...............................................................