毕业设计说明_secret

毕业设计说明书题目：北京市某综合办公楼地源热泵空调设计院（部）：城市建设学院专业：建筑环境与设备工程班级：4-4班姓名：XXX学号：指导教师：完成日期：毕业设计说明书I目录摘要·····································································ⅣAbstract····································································Ⅴ一、设计依据1.1设计任务书······························································11.2建筑平面剖面图··························································11.3国家规范标准····························································11.4设计参数································································11.5围护结构性能····························································11.6设计范围································································11.7设计原则································································2二、负荷计算2.1空调冷负荷的计算··························································32.2空调热负荷的计算·························································142.3空调湿负荷的计算·························································20三、系统选择3.1冷热源选择······························································183.2空调系统的选择··························································223.3空调系统方案的确定······················································24四、新风负荷的计算4.1新风量的确定·····························································254.2夏季空调新风冷负荷的计算·················································264.3冬季空调新风冷负荷的计算·················································26五、空气处理设备的选择5.1风机盘管的选择··························································285.2新风机组的选择··························································31六、气流组织毕业设计说明书II6.1气流组织分布·····························································336.2风口布置·································································346.3风口选择计算····························································34七、风系统水力计算7.1风管水力计算方法·························································357.2风管水力计算过程························································367.3风管的布置及附件····································································40八、空调水系统设计及水利计算8.1空调水系统的设计·························································428.2冷水系统的水力计算·······················································428.3冷凝水管道设计···························································518.2水系统安装要求···························································52九、制冷机房设备的选择计算9.1水源热泵机组选型计算·····················································539.2地埋管设计计算··························································549.3循环水泵的选择···························································559.4集分水器的设计计算·······················································569.5水处理设备的选择计算····················································579.6阀门安装································································57十、管道保温与防腐10.1管道保温································································5810.2管道防腐································································59十一、消声减振设计11.1消声设计································································6011.2减振设计································································60谢辞·····································································62参考文献···································································63毕业设计说明书III摘要随着社会的发展以及人民生活水平的提高，越来越多的人在使用空调技术，以营造健康舒适的生活环境。本设计为北京市某综合办公楼地源热泵空调设计，共六层，建筑总面积100002m，空调面积约60002m，全楼冷负荷为307千瓦，根据房间功能，全楼采用地源热泵系统进行集中供给空调方式。根据各不同功能房间，办公室、会议室、宿舍等，将该集中系统设为风机盘管加独立新风系统，新风机组从室外引入新风处理到室内空气焓值，风机盘管承担室内全部冷负荷及部分的新风湿负荷。风机盘管加独立新风系统有百叶风口下送和侧送。水系统采用闭式双管同程式，冷水泵两台，一用一备；冷却水泵选两台，一用一备。卫生间通风统一由排风扇接出，在末端安装止回阀。在冷负荷计算的基础上完成主机和风机盘管的选型，并通过风量、水量的计算确定风管路和水管路的规格，并校核最不利环路的阻力和压头用以确定新风机和水泵。依据相关的空调设计手册所提供的参数，进一步完成新风机组、水泵、热水机组等的选型，从而将其反应在图纸上，最终完成整个空调系统设计。关键词：风机盘管加独立新风系统；负荷；管路设计；制冷机组毕业设计说明书IVAbstractWiththedevelopmentofsocietyandtheincreasingoflivingstandard,moreandmorepeopleareusingtheair-conditiontechnology,whichbuiltahealthyandcomforthabitationforpeople.ThisdesignisaboutthecentralairconditionerengineeringofanofficebuildingthatlocatesinBeijing.Thereare6floors.Thegrossfloorareaisabout10000m2,andtheairconditionerareaisabout6000m2.Thecolddutyis307kW.Wechoosegroundsourseheatpumpforair-conditionofthisbuilding.Accordingtodifferentfunctions,thereareroomssuchasoffices,meetingroom,dormitoryect.ThesystemadoptsthePAU+FCUsystem.FCUsystemdealswiththefreshair.PAUsystemcarriesonthewholecolddutyandpartwetduty.PAU+FCUsystemscansendairfromthesideandtheupside;itusesthecircularairdiffusertosupplyair.Therearetwowater-coolingpumps;onecanbeusedwhenheating.Insummer,oneofthetwoisforusingandanotherforpreparing;inwinter,oneforusingandoneforpreparing.Thesysteminwashroomcanventilatebyitself.Thewatersystemisdividedintofourparts:thefirstpartistheundergroundroom,thesecondpartistheequipmentroom,thethirdpartisthefirstandsecondfloor,thefourthpartisthestandardfloorsthatisthethirdfloorandabove..Keywords:PAU+FCUsystems;load;pipelinedesign;refrigerationmachine毕业设计说明书-1-一、设计依据1.1设计任务书；1.2建筑平面图和剖面图；1.3国家主要规范和行业标准：⑴、《采暖通风与空气调节设计规范》GB50019－2003；⑵、《高层民用建筑设计防火规范》GB50045－95；⑶、《公共建筑节能设计标准》GB50189－2005；⑷、《地源热泵系统工程技术规范》GB50366－2005；⑸、《建筑设计防火规