GB51245-2017······1

1 總則······11

2 術(shù)語······12

3 基本規(guī)定······14

3.1 節(jié)能設(shè)計分類與基本原則······14

3.2 節(jié)能設(shè)計環(huán)境計算參數(shù)······14

4 建筑與建筑熱工······16

4.1 總圖與建筑設(shè)計······16

4.2 自然通風(fēng)和天然采光······17

4.3 圍護(hù)結(jié)構(gòu)熱工設(shè)計······18

4.4 工業(yè)建筑固護(hù)結(jié)構(gòu)熱工性能的權(quán)衡判斷······25

5 供暖通風(fēng)空調(diào)與給排水······28

5.1 一般規(guī)定······28

5.2 供暖······29

5.3 通風(fēng)除塵······31

5.4 空氣調(diào)節(jié)······32

5.5 冷熱源······37

5.6 給水排水······42

6 電氣······44

6.1 一般規(guī)定······44

6.2照明······44

6.3 電力······45

7 能量回收與可再生能源利用······47

7.1一般規(guī)定······47

7.2 能量回收······47

7.3 可再生能源利用······47

8 監(jiān)測與控制······49

8.1 一般規(guī)定······49

8.2 監(jiān)測······49

8.3 控制······49

附錄A 工業(yè)建筑能耗的范圍和計算······53

附錄B 工業(yè)建筑金屬圍護(hù)結(jié)構(gòu)典型構(gòu)造傳熱系數(shù)······54

附錄C 工業(yè)建筑體積、面積與高度計算原則······56

本標(biāo)準(zhǔn)用詞說明······57

引用標(biāo)準(zhǔn)名錄······58

附:條文說明······59

1 總則······63

2 術(shù)語······64

3 基本規(guī)定······65

3.1 節(jié)能設(shè)計分類與基本原則······65

3.2 節(jié)能設(shè)計環(huán)境計算參數(shù)······66

4 建筑與建筑熱工······68

4.1 總圖與建筑設(shè)計······68

4.2 自然通風(fēng)和天然采光······70

4.3 圍護(hù)結(jié)構(gòu)熱工設(shè)計······72

4.4 工業(yè)建筑固護(hù)結(jié)構(gòu)熱工性能的權(quán)衡判斷······78

5 供暖通風(fēng)空調(diào)與給排水······82

5.1 一般規(guī)定······82

5.2 供暖······84

5.3 通風(fēng)除塵······86

5.4 空氣調(diào)節(jié)······89

5.5 冷熱源······99

5.6 給水排水······109

6 電氣······111

6.1 一般規(guī)定······111

6.2照明······111

6.3 電力······113

7 能量回收與可再生能源利用······116

7.1一般規(guī)定······116

7.2 能量回收······116

7.3 可再生能源利用······118

8 監(jiān)測與控制······120

8.1 一般規(guī)定······120

8.2 監(jiān)測······120

8.3 控制······122