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地源热泵大学设计说明书
南京铁道职业技术学院
毕 业 论 文
题 目: 苏州盛鸿办公楼地源热泵工程设计
作 者: hhhhh 学 号: hhhhhhhhh
院 系: 建筑设备工程系
专 业: 供热工程与空调技术
班 级: hhhhhhhhhhh
指导者: hhhhhh
评阅者:
2012 年 6 月
毕业设计(论文)中文摘要
苏州盛鸿办公楼地源热泵工程设计
盛鸿办公楼,共五层,建筑总面积4052.2㎡,空调面积约为3152.5㎡,地处江南一带苏州,节能环保的地源热泵中央空调系统是具有典型的江南模式,全楼采用此系统进行集中供给空调方式。
室外井位为方便供水分布建筑物四周,有六个区,每区21口井,共计126口井。井深80米,地下换热器采用PE管,呈单U型回路,通过分区集分水器连接到冷冻机房。热平衡考虑到冷热负荷,相同时间大致相等,不会产生较大影响。
该中央空调集中系统采用风机盘管加独立新风系统,而水系统采用冷水双螺杆机组,为闭式双管异程式。空调主机使用型号为LSBLG 430一台制冷量430Kw,空调侧使用两台型号为ISG100-250循环水泵,功率37Kw,地源侧使用两台型号为ISG150-400循环水泵,功率为28Kw,机房设置在地下室,节约了建筑面积。
关键词 苏州盛鸿办公楼 地源热泵 热平衡 地下换热器 集分水器
目 次
引言·························································1
1、设计依据
1.1设计任务书···················································6
1.2建筑平面剖面图···············································6
1.3设计参数·····················································6
2、负荷计算
2.1冷负荷的计算··················································7
2.2热负荷的计算··················································8
3、新风负荷计算
3.1新风量的确定·················································11
3.2夏季空调新风冷负荷的计算·····································11
4、系统选择
4.1 冷热源选择··················································12
4.2 空调系统的选择··············································12
4.3 空调系统方案的确定··········································13
4.4 热平衡分析··················································14
5、空气处理设备的选择
5.1风机盘管的选择···············································15
5.2新风机组的选择···············································16
6、气流组织
6.1气流组织分布·················································17
6.2风口布置·····················································17
7、风系统水力计算
7.1风管水力计算方法··············································18
7.2风管水力计算过程··············································19
7.3风管的布置及附件··············································20
8、水系统设计及水利计算
8.1空调水系统的设计·································
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