本規范共分14 章和4 個附錄，主要內容包括： 總則，術語，基本規定，設備基礎、地腳螺栓和墊板，設備和材料進場，原料空氣壓縮設備，空氣預冷、凈化設備，空氣分離設備，產品壓縮系統設備，低溫液體儲備系統，稀有氣體提取設備，常溫吸附空氣分離設備，設備試運轉，安全環保等。

GB50677-2011······1

1 總則······15

2 術語······16

3 基本規定······19

4 設備基礎、地腳螺栓和墊板······23

4.1 一般規定······23

4.2 設備基礎······23

4.3 地腳螺栓······24

4.4 墊板······25

5 設備和材料進場······26

5.1 一般規定······26

5.2 設備······26

5.3 原材料······27

6 原料空氣壓縮設備······29

6.1 活塞式空氣壓縮機安裝······29

6.2 螺桿式壓縮機安裝······34

6.3 透平式壓縮機安裝······34

6.4 空氣增壓機、循環氮壓機安裝······40

6.5 附屬設備安裝······41

7 空氣預冷、凈化設備······45

7.1 空氣預冷、水冷塔設備······45

7.2 冷凍水泵及冷卻水泵······46

7.3 冷凍機設備······46

7.4 分子篩吸附器設備······47

7.5 再生加熱器······47

7.6 蓄熱器······48

8 空氣分離設備······50

8.1 整體冷箱設備······50

8.2 冷箱工藝鋼結構······51

8.3 塔器設備······55

8.4 閥門設備······59

8.5 膨脹機設備······60

8.6 低溫液體泵······62

8.7 冷箱管道預制······64

8.8 冷箱管道安裝······67

8.9 試壓······73

8.10 吹掃······74

8.11 膨脹珍珠巖填充······76

9 產品壓縮系統設備······79

9.1 氧氣壓縮機安裝······79

9.2 氮氣壓縮機安裝······82

9.3 附屬設備安裝······84

10 低溫液體儲備系統······85

10.1 一般規定······85

10.2 整體安裝的低溫液體儲罐······85

10.3 大型低溫常壓平底液體儲罐······86

10.4 大型低溫粉末絕緣組合儲罐······94

10.5 蒸發器······95

10.6 真空管安裝······96

11 稀有氣體提取設備······98

11.1 氪氙提取設備······98

11.2 氖氦提取設備······100

11.3 管道安裝······103

12 常溫吸附法空氣分離設備······105

12.1 空氣壓縮機······105

12.2 羅茨鼓風機、羅茨真空泵······105

12.3 離心式鼓風機······106

12.4 水環式真空泵······107

12.5 吸附塔······107

12.6 產品壓縮機······108

12.7 附屬設備······108

13 設備試運轉······110

13.1 一般規定······110

13.2 空氣壓縮機······110

13.3 空氣增壓機······115

13.4 冷凍水泵及冷卻水泵設備······115

13.5 冷凍機······116

13.6 膨脹機······119

13.7 低溫液體泵······120

13.8 氧氣壓縮機······121

13.9 氮氣壓縮機······121

13.10 貧氪氙泵······122

13.11 稀有氣體真空泵······122

13.12 膜式壓縮機······123

13.13 羅茨鼓風機······124

13.14 離心式鼓風機······125

13.15 羅茨真空泵······126

13.16 水環式真空泵······126

13.17 裸冷試驗······127

14 安全環保······129

14.1 一般規定······129

14.2 安全······129

14.3 環境保護······131

附錄A 空分制氧設備工程安裝分項工程質量驗收記錄表······132

附錄B 空分制氧設備工程安裝分部工程質量驗收記錄表······133

附錄C 空分制氧設備工程安裝單位工程質量驗收記錄表······134

附錄D 空分制氧設備安裝無負荷試運轉記錄表······137

本規范用詞說明······139

引用標準名錄······140

附:條文說明······141

1 總則······146

3 基本規定······147

4 設備基礎、地腳螺栓和墊板······151

4.1 一般規定······151

4.2 設備基礎······151

4.3 地腳螺栓······151

5 設備和材料進場······152

5.1 一般規定······152

5.2 設備······152

5.3 原材料······152

6 原料空氣壓縮設備······154

6.1 活塞式空氣壓縮機安裝······154

6.2 螺桿式壓縮機安裝······154

6.3 透平式壓縮機安裝······155

6.4 空氣增壓機、循環氮壓機安裝······155

6.5 附屬設備安裝······155

7 空氣預冷、凈化設備······157

7.1 空氣預冷、水冷塔設備······157

7.2 冷凍水泵及冷卻水泵······157

7.3 冷凍機設備······157

7.4 分子篩吸附器設備······157

8 空氣分離設備······158

8.1 整體冷箱設備······158

8.2 冷箱工藝鋼結構······158

8.3 塔器設備······159

8.4 閥門設備······159

8.5 膨脹機設備······160

8.6 低溫液體泵······160

8.7 冷箱管道預制······160

8.8 冷箱管道安裝······161

8.9 試壓······161

8.10 吹掃······162

8.11 膨脹珍珠巖填充······162

9 產品壓縮系統設備······164

9.1 氧氣壓縮機安裝······164

10 低溫液體儲備系統······165

10.3 大型低溫常壓平底液體儲罐······165

11 稀有氣體提取設備······166

11.1 氪氙提取設備······166

11.2 氖氦提取設備······166

11.3 管道安裝······167

12 常溫吸附法空氣分離設備······168

12.1 空氣壓縮機······168

12.2 羅茨鼓風機、羅茨真空泵······168

12.4 水環式真空泵······168

13 設備試運轉······169

13.1 一般規定······169

13.2 空氣壓縮機······169

13.5 冷凍機······169

13.6 膨脹機······169

13.7 低溫液體泵······170

13.8 氧氣壓縮機······170

13.10 貧氪氙泵······170

13.12 膜式壓縮機······171

13.17 裸冷試驗······171

14 安全環保······172

14.2 安全······172