内容简介
DB34/T 3949-2021空气源热泵供暖空调工程技术规程
Technical specificatin for air source heat pump heating and air conditioning system
2021-12-08 实施
2021-06-08 发布
前 言
根据安徽省市场监督管理局《关于下达2018年第三批安徽省地方标准制修订计划的函》（皖市监函〔2019〕10号）的要求，标准编制组经广泛调查和研究，认真总结我省实际情况，并在广泛征求意见的基础上，制定本规程。
本规程共分9章∶1.总则;2.术语;3.基本规定;4.室内外设计参数及负荷计算;5.机组选型及输配系统设计;6.末端设计;7.施工安装;8.调试、检验与验收;9.运行维护。
目 录
1 总 则································································································· 1
2 术 语································································································· 2
3 基本规定····························································································· 3
4 室内外设计参数及负荷计算····························································· 4
4.1 室内外设计参数·····················································································4
4.2 负荷计算·································································································5
5 机组选型及输配系统设计································································· 6
5.1 机组选型与设计·····················································································6
5.2 输配系统设计·························································································7
5.3 控制系统设计·························································································8
6 末端设计····························································································· 9
6.1 一般规定·································································································9
6.2 直膨式末端设计·····················································································9
6.3 风机盘管末端设计·················································································9
6.4 低温水散热器末端设计·········································································9
6.5 低温辐射供暖末端设计·······································································10
7 施工安装··························································································· 11
7.1 一般规定·······························································································11
7.2 空气源热泵室外主机安装···································································11
7.3 输配系统安装·······················································································11
7.4 直膨式及风机盘管末端设备安装·······················································12
7.5 低温水散热器末端安装·······································································13
7.6 低温辐射供暖末端安装·······································································13
7.7 电气及控制系统安装···········································································13
7.8 绝 热···································································································14
8 调试、检验与验收··········································································· 15
8.1 一般规定·······························································································15
8.2 系统调试与检验···················································································15
8.3 验 收···································································································17
9 运行维护··························································································· 18
附录 A 检验记录表··············································································19
本规程用词说明····················································································· 22
引用标准名录························································································· 23
条文说明································································································· 24