建环毕业设计说明书Word文件下载.docx
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建环毕业设计说明书Word文件下载.docx
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abstract
thisdesignisabouttheconcertratedairconditioningsystemofsomeofficebuilding,includingaseriesofdesigncontentssuchascoolingloadcalculation,schemecomparision,selectingandcalculatingthewatersystemandventilationsystem,aswellasselectingairterminaldevicesandappurtenances,andworkingoutthedesigninstructionanddrawingtheconstructiondrawingsemployingcad.duringthedesign,iadheretosustainabledevelopment,setascientificconcteptofresourcesandatotallifecyclecostanalysis.basedontheenergyconservationandenvironmentalprotection,iconsiderintergatedlyintothebuildingstructures,thefeatureofdemands,andtheenvironmentconditions.someenergysavingmeasuresareadoptedduringthechoiceofsystemscheme,equipmentmatchingandoperationalcontroltoachievehighefficiencyinvariousoperatingconditions.accordingtoenergy-efficientdesignstandards,thecoolingloadofthewholebuildingiscalculatedwiththeharmonicwavemethod,combiningtocomputersoftware.watercooledscrewrodunitisusedtosupplythecooledairconditioningwater,whileusinggas-firedhotwaterboilderastheheatsource.thisschemeisdeterminatedaccordingtothefeasibilityanalysisandeconomicalcomparisionofdifferentchoices,energypolicyect.fancoilunitandtheindependentfreshairsystemisthemainchoiceinthedesign.basedonthedesign,furthercomparativeanalysisofimpactofdifferentarchitecturalenvelopethermalcharacteristics,designparameters,airconditioningschemeontheenergyconsumption.pointsouttheenergyconsumptionfearturesandthepotentialsofenergysaving.
keywords:
comfortableairconditionsustainabledevelopmentbuildingenergyefficiencyindoorairquality
目次
1绪论............................................................1
1.1设计目的......................................................2
1.2设计要求......................................................3
1.2.1初步设计....................................................6
1.2.2施工图设计..................................................6
2设计任务及依据..................................................7
2.1工程概况......................................................7
2.2设计依据......................................................7
2.2.1信阳市室外空调设计参数......................................7
2.2.2室内空调主要设计参数........................................7
2.2.3围护结构参数................................................8
3负荷计算........................................................8
3.1冷负荷计算....................................................8
3.1.1外墙和屋面瞬变传热引起的冷负荷...............................8
3.1.2内围护结构冷负荷............................................9
3.1.3外玻璃窗瞬变传热引起的冷负荷................................9
3.1.4透过玻璃窗的日射得热引起的冷负荷............................9
3.1.5照明散热形成的冷负荷.......................................10
3.1.6人体散热形成的冷负荷.......................................10
3.1.7新风冷负荷.................................................11
3.2湿负荷计算...................................................11
3.2.1人体散湿负荷...............................................11
3.2.2新风湿负荷.................................................11
3.3热负荷计算.....
..............................................12
3.3.1围护结构基本耗热量形成的热负荷.............................12
3.3.2围护结构附加耗热量形成的热负荷.............................12
3.3.3新风热负荷.................................................13
3.3.4负荷计算结果...............................................13
4冷热源方案分析及机组选择.......................................23
4.1风冷与水冷机组的比较.........................................23
4.1.1风冷与水冷机组费用上的比较.................................23
4.1.2风冷与水冷机组优缺点比较...................................23
4.2冷水机组的确定...............................................24
4.2.1冷冻站冷负荷的确定.........................................24
4.2.2冷水机组类型的选择.........................................24
冷水机组性能参数表...............................................25
5房间的空气处理方案及送风量的确定...............................27
5.1确定空调系统方案的因素........................................27
5.2空调系统方案的比较及选择.....................................27
5.3房间中的新风送风方式.........................................30
5.4新风处理状态点的分析.........................................31
5.5本设计空气处理方案...........................................31
5.6送风量计算...................................................32
6末端设备选型...................................................34
6.1风机盘管选型.................................................34
6.2新风机组选型.................................................35
6.3全空气机组选型...............................................37
7空调冷冻水系统水力计算.........................................37
7.1计算依据.....................................................37
7.2计算公式.....................................................37
7.3计算结果.....................................................38
7.3.1一层空调冷冻水管路水力计算..................................38
7.3.2二层空调冷冻水管路水力计算..................................40
7.3.3三层空调冷冻水管路水力计算..................................43
7.3.4四,五,八,九层冷冻水管水力计算...............................46
7.3.5六层空调冷冻水管路水力计算..................................49
7.3.6七层空调冷冻水管路水力计算..................................53
7.3.7十层空调冷冻水管路水力计算..................................56
7.3.8十一层空调冷冻水管路水力计算................................56
7.3.9十二层空调冷冻水管路水力计算................................56
7.4各层冷冻水管立管管路水力计算..................................56
8送风口选型...................................................56
9机房设备选型...................................................56
9.1冷冻水泵的选择...............................................56
9.2定压补水装置的选择...........................................56
9.2.1落地式膨胀水箱的选择.......................................56
9.2.2补水泵的选择...............................................56
9.3软化水设备的选择.............................................57
9.4补水调节水箱的计算...........................................57
9.5冷却水系统...................................................58
9.5.1冷却塔的选择...............................................59
9.5.2冷却水管道设计.............................................59
9.5.3冷却水泵的选择.............................................60
9.6换热设备的选择...............................................60
10制冷站设计....................................................61
11管道保温设计..................................................62
11.1风管保温设计................................................63
11.2冷冻水管的保温设计..........................................63
11.3冷凝水管的保温设计..........................................64
12消声与减震设计................................................65
13水系统的水质管理..............................................66
14参考文献......................................................67
15致谢..........................................................68
【篇二:
河北工程大学毕业设计
学院:
城市建设学院
班级:
建环
姓名:
韩飞说明书10-01
学号:
100220121
前言
第1章工程概述与设计依据..................................................................1
1.1工程概述.......................................................................................1
1.2设计依据.......................................................................................1
1.2.1维护结构热工指标..............................................................1
1.2.2室外设计参数......................................................................1
1.2.3室内设计参数......................................................................2
1.2.4体力活动性质......................................................................2
第2章负荷计算......................................................................................3
2.1夏季冷负荷计算...........................................................................3
2.1.1夏季冷负荷组成..................................................................3
2.1.2空调冷负荷计算方法..........................................................3
2.1.3空调冷负荷计算结果..........................................................6
2.2湿负荷计算.................................................................................11
2.2.1湿负荷的组成....................................................................11
2.2.2湿负荷的计算方法............................................................11
2.2.3湿负荷的计算结果............................................................11
2.3冬季热负荷的计算.....................................................................12
2.3.1围护结构传热耗热量q1?
....................................................12
2.3.2冷风渗透耗热量q2?
............................................................13
2.3.3外门冷风侵入耗热量q3?
....................................................14
2.3.4冬季冷负荷计算结果........................................................14
第3章空调方案的确定........................................................................17
3.1空调系统的确定.........................................................................17
3.2空气处理过程设计.....................................................................17
第4章风系统的设计............................................................................20
4.1风管材料和形状的确定.............................................................20
4.2送、回风管的布置............
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