DB/T29-274-2019：超低能耗居住建筑设计标准

DBT29-274-2019······1

1 总则······8

2 术语······9

3 一般规定······11

4 性能化设计······12

5 室内环境参数······14

6 技术指标······15

7 专项设计······17

7.1 热桥处理······17

7.2 气密性······19

7.3 新风热回收······19

7.4 供热供冷系统······20

7.5 卫生间与厨房通风······21

7.6 电气与计量······21

附录A 围护结构保温及构造做法······23

附录B 外门窗设计选型及热工性能······26

附录C 能效指标计算方法······29

附录D 建筑物碳排放计算方法······37

本规范用词说明······39

引用标准名录······40

条文说明······41

1 总则······43

2 术语······45

3 一般规定······47

4 性能化设计······53

5 室内环境参数······57

6 技术指标······61

7 专项设计······66

7.1 热桥处理······66

7.2 气密性······71

7.3 新风热回收······73

7.4 供热供冷系统······75

7.5 卫生间与厨房通风······78

7.6 电气与计量······79

附录A 围护结构保温及构造做法······82

附录B 外门窗设计选型及热工性能······83

附录C 能效指标计算方法······84