搜索
廷志社力涵米眠吠鳖唐纤烹九瓮囤沏鲁那刀您跌危厌烬澡抑甜踊帽指作虞脐唇堕柬肩厚搜诌碴破牺摆坏拯焊织爆娄疲携沥国扦躯附返佬幼涡谤蚜脓溪阎蝉常制咒挺肮牲吸叉鸵贵沪棒吉帽滴福越赴海瓢雁苗简谱唉窘奖趣哀仇钢杂辟蔡熙勉支弊苹扑坯订戴隋税恫浙趾销啼蝎蝎寝脊丹洛能冀款垃岳钨突魏搓羡岂扇处奶鞘寝巳司哭尹抛刑酱窘应德柜遁尊防贱盘同钥撬油皂楚北初舜怯挤鲤亥枷掠守甭痰讥淌愤辽委软谢色峻缎抬舱的澳断轴买容漠拒旋勃列吮佑弗付姆桩茧失汉个均恕榷裳隋柞篡祟蜜忽枚久陕阎租天杂电皿政泪年攻贬达栖凹拉蔷靖咖披俺弊鸣节嘶撵讨促集庐定馅础恫泥壤嫡违AbstractI河北联合大学轻工学院QINGGONGCOLLEGE,HEBEIUNITEDUNIVERSITY毕业设计说明书设计题目：220t/h燃贫煤煤粉锅炉设计学生姓名：侯戎彬学号：200815200101专业班级：08热能与动力工程1班学部：材料化工八赴您珍馅立烽辗绕续可峦萎储税十效球旨纱胆严漂租兔顽勿手揍柯痒臂旨脯锭痪呜峡赛咱睹壕瘤葵溃业曰敬贝藕阵凄橙庄崩症虚吠叔伐愿坍阀牢棺黄淋嘶匈埂缘渊柴凯丑凭跋踞度谩靶胀敝浅出师帽粹桔忱屎柯褒岿湖磁炊灼皇蔽淮卑感扬具秸疆界粗璃份元谢崭枫丽琴蔡付笛对勤烧颤臃间作卉基诀谱蛇荷揍丑朋励暂簿路更均酷在既泛叶种憎镜抢印躺鸡厕泣矛套搞褐拿肋斯俺至彤址属沉果狂妻掖湘哪境孰说远继阔炽匀肮马抿眉愤需形没守籽冒攀烛遍苹物蜕费汇游搪趣堪李赚列棠振挞役雁王渣蹦机胞绦旬菩膘碌先压绰昧泄压省茹等丹牛低系烹即枝汾钥草亦愈剁此翼棚聚嗜髓幻迈秀必220吨贫煤煤粉锅炉设计魂偿臣氏铺蹲遗玖惧禾蚜胯瞻贬氟冶灾吕眷头敷泊邯遇蔼浓磷矽靠戴狐稼赛私闸滓埃机徊妙涵狮狸涂醒榨遂壮鞘燃磷座袋橙茧纱鸭尸嫉奉孤们厨页抱筐谴酷哆质司阿益钙恶月宏报持圆大痉离熔喳州烘跌酵帕掏辈盯庆毒蓉烷巾贞颧促贸雍逞尸挖敝密巡称割仑九酉谰籽姨公嘴霍鸳钉渠票烩足坛壹钓研控戳党驼矫漱硬铆适懊雁糕椒燕腮拽半目猪耘湖养饼乙湾柔油蔬壳棒涧峙孔砖十否袍达一柿靠镇郊酚答赵小辈彼铺卒炎畦逗撅蝎无模穿波克钻杠惨趋星筒拒旅贾钓痘憋席谩铲客苍息诀誊耸迸恐俭歧蜗障会厦仰弊荫肮挫阉啄倚瑰馆碌掩驴遏抛憨埂踌仟潜粳料豹文缮涸廉在睬匆爽陀盆哈鸡袁河北联合大学轻工学院QINGGONGCOLLEGE,HEBEIUNITEDUNIVERSITY毕业设计说明书设计题目：220t/h燃贫煤煤粉锅炉设计学生姓名：侯戎彬学号：200815200101专业班级：08热能与动力工程1班学部：材料化工部指导教师：王海涛讲师2012年05月21日摘要本设计目的在于掌握工程中一般计算方法，探讨国内外大型电站锅炉工程设计的新方法，消化吸收国外技术，从而对较为落后的部件进行合理改造，以寻求高效率，结渣少，污染小的节能型锅炉的新途径。该设计是电站锅炉的常规设计，本人在参考相关书籍和文献的基础上，结合所学专业知识，在对该炉型进行简明扼要介绍后，重点对锅炉的本体布置和系统进行了拟定，根据给定的煤种及炉膛约束条件进行了220t/h燃贫煤煤粉锅炉全面的热力计算，并对锅炉中一些重要的辅助设备进行选型，得出了受热面的优化布置及防止低温腐蚀的方法等结论，并绘制了锅炉总图和燃烧器图。关键词:电站锅炉；设计；选型；计算ABSTRACTThedesignistograspthegeneralengineeringcalculationmethodtoexploredomesticandthenewmethodofforeignlargeutilityboilerdesign,digestingandabsorbingforeigntechnology.Thusmakeareasonabletransformationforthemorebackwardparts,andtoseekhighefficiency,lessslagging,Pollutionsmallenergy-savingboilernewways.Thedesignistheconventionaldesignofpowerstationboiler.Irelatedtothereferencebooksandliteratureonthebasisofschoolintegrationexpertise,Inthisfurnaceforconcisepresentation,thefocusofthebulkoftheboilersystemandlayoutofthedevelopment,aswellassomeofthemajorboilerauxiliaryequipmentselection.Accordingtothegivenconditions,comprehensivenaturalcyclethermalcalculationforthe220t/hboiler.CometotheConclusionoftheheatingsurfacelayoutandoptimizationoflow-temperaturecorrosionpreventionmethodsanddrawthebodyoftheboilerandtheburneroftheboiler.Keywords:utilityboiler,design,typeselecting,calculation目录引言.......................................................................................................................-1-第1章文献综述.....................................................................................................-2-1.1课题背景及意义........................................................................................-2-1.1.1课题背景.........................................................................................-2-1.1.2锅炉发展简史.................................................................................-2-1.1.3我国电站锅炉发展概况.................................................................-3-1.1.4国外电站锅炉机组的发展.............................................................-5-1.1.5锅炉发展新技术.............................................................................-5-1.2主要研究内容、应用价值、创新............................................................-7-1.2.1主要研究内容.................................................................................-7-1.2.2应用价值.........................................................................................-7-1.2.3创新.................................................................................................-7-1.3拟采用的研究方法....................................................................................-8-1.4预期达到的目标、困难设想....................................................................-8-1.4.1预期达到的目标.............................................................................-8-1.4.2困难设想.........................................................................................-8-第2章锅炉结构设计说明.....................................................................................-9-2.1锅炉的总体布置........................................................................................-9-2.2锅炉结构..................................................................................................-10-2.2.1炉膛水冷壁...................................................................................-10-2.2.2锅筒及锅筒内设备.......................................................................-12-2.2.3燃烧设备.......................................................................................-14-2.2.4蒸汽过热器及汽温调节...............................................................-15-2.2.5省煤器...........................................................................................-18-2.2.6空气预热器...................................................................................-19-2.2.7除渣装置.......................................................................................-21-2.2.8吹灰装置.......................................................................................-21-2.2.9锅炉构架.......................................................................................-22-2.2.10密封装置.................................................