GB50274-2010······1
1 总则······11
2 制冷设备······12
2.1 基本规定······12
2.2 活塞式制冷压缩机和压缩机组······15
2.3 螺杆式制冷压缩机组······18
2.4 离心式制冷机组······19
2.5 溴化锂吸收式制冷机组······20
2.6 组合冷库······22
3 空气分离设备······27
3.1 基本规定······27
3.2 分馏塔组装······30
3.3 吹扫······34
3.4 整体试压······35
3.5 整体裸冷试验······37
3.6 装填绝热材料······37
3.7 稀有气体提取设备······38
3.8 透平式膨胀机······38
3.9 活塞式膨胀机······40
3.10 离心式低温液体泵······41
3.11 柱塞式低温液体泵······41
3.12 回热式制冷机······42
3.13 其他设备······42
3.14 试运转······44
4 工程验收······45
附录A 制冷和空气分离设备的清洁度限值······46
附录B 环境温度对应的水蒸气饱和压力······47
本规范用词说明······48
引用标准名录······49
附：条文说明······50
1 总则······53
2 制冷设备······54
2.1 基本规定······54
2.2 活塞式制冷压缩机和压缩机组······55
2.3 螺杆式制冷压缩机组······56
2.4 离心式制冷机组······56
2.5 溴化锂吸收式制冷机组······57
3 空气分离设备······58
3.1 基本规定······58
3.2 分馏塔组装······59
3.3 吹扫······59
3.4 整体试压······60
3.5 整体裸冷试验······60
3.6 装填绝热材料······60
3.7 稀有气体提取设备······61
3.8 透平式膨胀机······61
3.9 活塞式膨胀机······61
3.10 离心式低温液体泵······62
3.12 回热式制冷机······62
3.13 其他设备······62
3.14 试运转······63
4 工程验收······64
