GB50040-2020：动力机器基础设计标准

GB50040-2020······1

1 总则······11

2 术语和符号······12

2.1 术语······12

2.2 符号······13

3 基本规定······16

3.1 一般规定······16

3.2 材料及构造规定······17

3.3 地基和基础计算规定······18

3.4 地基动力特性参数······20

4 旋转式机器基础······30

4.1 汽轮发电机组基础······30

4.2 旋转式压缩机基础······37

4.3 电机基础······42

5 往复式机器基础······47

5.1 一般规定······47

5.2 振动计算······47

5.3 构造要求······57

6 冲击式机器基础······58

6.1 锻锤基础······58

6.2 落锤基础······64

7 压力机基础······68

7.1 一般规定······68

7.2 振动计算······68

7.3 构造要求······71

8 破碎机和磨机基础······73

8.1 破碎机基础······73

8.2 磨机基础······75

9 振动试验台基础······77

9.1 液压振动台基础······77

9.2 电动振动台基础······81

10 金属切削机床基础······83

附录A 锚桩（杆）基础设计······86

附录B 框架式基础的动力计算······87

附录C 地面振动衰减的计算······93

附录D 冲击式机器基础有阻尼动力系数71ηmax值的计算······96

本标准用词说明······102

引用标准名录······103

附：条文说明······104

1 总则······108

2 术语和符号······109

2.1 术语······109

2.2 符号······109

3 基本规定······110

3.1 一般规定······110

3.2 材料及构造规定······112

3.3 地基和基础计算规定······112

3.4 地基动力特性参数······113

4 旋转式机器基础······116

4.1 汽轮发电机组基础······116

4.2 旋转式压缩机基础······118

4.3 电机基础······125

5 往复式机器基础······126

5.1 一般规定······126

5.2 振动计算······127

5.3 构造要求······131

6 冲击式机器基础······132

6.1 锻锤基础······132

6.2 落锤基础······134

7 压力机基础······137

7.1 一般规定······137

7.2 振动计算······138

7.3 构造要求······142

8 破碎机和磨机基础······143

8.1 破碎机基础······143

8.2 磨机基础······145

9 振动试验台基础······147

9.1 液压振动台基础······147

9.2 电动振动台基础······150

10 金属切削机床基础······152