目錄······1

1 總則······13

2 術(shù)語和符號······14

2.1 術(shù)語······14

2.2 符號······18

3 熱工計算基本參數(shù)和方法······23

3.1 室外氣象參數(shù)······23

3.2 室外計算參數(shù)······23

3.3 室內(nèi)計算參數(shù)······24

3.4 基本計算方法······24

4 建筑熱工設(shè)計原則······29

4.1 熱工設(shè)計分區(qū)······29

4.2 保溫設(shè)計······31

4.3 防熱設(shè)計······32

4.4 防潮設(shè)計······33

5 圍護(hù)結(jié)構(gòu)保溫設(shè)計······35

5.1 墻體······35

5.2 樓、屋面······36

5.3 門窗、幕墻、采光頂······38

5.4 地面······39

5.5 地下室······40

6 圍護(hù)結(jié)構(gòu)隔熱設(shè)計······41

6.1 外墻······41

6.2 屋面······42

6.3 門窗、幕墻、采光頂······43

7 圍護(hù)結(jié)構(gòu)防潮設(shè)計······45

7.1 內(nèi)部冷凝驗(yàn)算······45

7.2 表面結(jié)露驗(yàn)算······48

7.3 防潮技術(shù)措施······48

8 自然通風(fēng)設(shè)計······50

8.1 一般規(guī)定······50

8.2 技術(shù)措施······50

9 建筑遮陽設(shè)計······52

9.1 建筑遮陽系數(shù)的確定······52

9.2 建筑遮陽措施······53

附錄A 熱工設(shè)計區(qū)屬及室外氣象參數(shù)······55

附錄B 熱工設(shè)計計算參數(shù)······89

B.1 建筑材料熱物理性能計算參數(shù)······89

B.2 常用保溫材料導(dǎo)熱系數(shù)的修正系數(shù)······96

B.3 封閉空氣間層熱阻······97

B.4 圍護(hù)結(jié)構(gòu)表而換熱系數(shù)和換熱阻······101

B.5 太陽輻射吸收系數(shù)······103

B.6 常用材料蒸汽滲透阻······105

B.7 種植屋面熱工參數(shù)······105

B.8 飽和水蒸氣分壓······106

附錄C 熱工設(shè)計計算公式······112

C.1 非均質(zhì)復(fù)合用護(hù)結(jié)構(gòu)的熱阻······112

C.2 結(jié)構(gòu)性熱橋的線傳熱系數(shù)······114

C.3 隔熱性能計算······116

C.4 非平衡保溫······117

C.5 門窗、幕墻傳熱系數(shù)······119

C.6 門窗、幕墻抗結(jié)露驗(yàn)算······125

C.7 門窗、幕墻太陽得熱系數(shù)······125

C.8 水平遮陽和垂直遮陽的直射輻射透射比······126

C.9 水平遮陽和垂直遮陽的散射輻射透射比······130

C.10 百葉遮陽的太陽輛射透射比與反射比······130

附錄D 圍護(hù)結(jié)構(gòu)熱阻最小值······134

D.1 外墻、樓屋面熱阻最小值······134

D.2 地面、地下室外墻熱阻最小值······136

本規(guī)范用詞說明······139

引用標(biāo)準(zhǔn)名錄······140

附: 條文說明······142

1 總則······146

2 術(shù)語和符號······148

2.1 術(shù)語······148

2.2 符號······154

3 熱工計算基本參數(shù)和方法······155

3.1 室外氣象參數(shù)······155

3.2 室外計算參數(shù)······156

3.3 室內(nèi)計算參數(shù)······156

4 建筑熱工設(shè)計原則······157

4.1 熱工設(shè)計分區(qū)······157

4.2 保溫設(shè)計······158

4.3 防熱設(shè)計······159

4.4 防潮設(shè)計······161

5 圍護(hù)結(jié)構(gòu)保溫設(shè)計······164

5.1 墻體······164

5.3 門窗、幕墻、采光頂······164

6 圍護(hù)結(jié)構(gòu)隔熱設(shè)計······168

6.1 外墻······168

6.2 屋面······170

6.3 門窗、幕墻、采光頂······171

7 圍護(hù)結(jié)構(gòu)防潮設(shè)計······173

7.1 內(nèi)部冷凝驗(yàn)算······173

7.2 表面結(jié)露驗(yàn)算······174

7.3 防潮技術(shù)措施······175

8 自然通風(fēng)設(shè)計······177

8.1 一般規(guī)定······177

8.2 技術(shù)措施······178

9 建筑遮陽設(shè)計······181

9.2 建筑遮陽措施······181

附錄B 熱工設(shè)計計算參數(shù)······184

B.1 建筑材料熱物理性能計算參數(shù)······184

B.2 常用保溫材料導(dǎo)熱系數(shù)的修正系數(shù)······184

B.3 封閉空氣間層熱阻······185

附錄C 熱工設(shè)計計算公式······186

C.3 隔熱性能計算······186

C.4 非平衡保溫······186

C.6 門窗、幕墻抗結(jié)露驗(yàn)算······187

C.8 水平遮陽和垂直遮陽的直射輻射透射比······189

C.9 水平遮陽和垂直遮陽的散射輻射透射比······189

C.10 百葉遮陽的太陽輻射透射比與反射比······191