GBT50761-2018······1

1 總則······13

2 術(shù)語(yǔ)和符號(hào)······14

2.1 術(shù)語(yǔ)······14

2.2 符號(hào)······15

3 基本規(guī)定······18

3.1 設(shè)備抗震重要度分類(lèi)······18

3.2 地震影響······18

3.3 設(shè)備體系設(shè)計(jì)······19

4 地震作用和抗震驗(yàn)算······21

4.1 一般規(guī)定······21

4.2 地面設(shè)備設(shè)計(jì)反應(yīng)譜······22

4.3 地面設(shè)備水平地震作用······24

4.4 構(gòu)架上設(shè)備水平地震作用······26

4.5 豎向地震作用······27

4.6 載荷組合······28

4.7 抗震驗(yàn)算······28

5 臥式設(shè)備······31

5.1 一般規(guī)定······31

5.2 地震作用和抗震驗(yàn)算······31

5.3 抗震構(gòu)造措施······32

6 支腿式直立設(shè)備······33

6.1 一般規(guī)定······33

6.2 自振周期······33

6.3 地震作用和抗震驗(yàn)算······35

6.4 抗震構(gòu)造措施······35

7 支耳式直立設(shè)備······36

7.1 一般規(guī)定······36

7.2 自振周期······36

7.3 地震作用和抗震驗(yàn)算······37

7.4 抗震構(gòu)造措施······37

8 裙座式直立設(shè)備······38

8.1 一般規(guī)定······38

8.2 自振周期······38

8.3 地震作用和抗震驗(yàn)算······40

8.4 抗震構(gòu)造措施······41

9 球形儲(chǔ)罐······42

9.1 一般規(guī)定······42

9.2 自振周期······42

9.3 地震作用和抗震驗(yàn)算······45

9.4 抗震構(gòu)造措施······46

10 立式圓筒形儲(chǔ)罐······47

10.1 一般規(guī)定······47

10.2 自振周期······47

10.3 水平地震作用及效應(yīng)······48

10.4 罐壁豎向穩(wěn)定許用臨界應(yīng)力······49

10.5 罐壁的抗震驗(yàn)算······49

10.6 液面晃動(dòng)波高······52

10.7 抗震構(gòu)造措施······52

11 加熱爐······53

11.1 一般規(guī)定······53

11.2 自振周期······53

11.3 地震作用和抗震驗(yàn)算······59

11.4 抗震掏造措施······60

附錄A 構(gòu)架上設(shè)備的地震作用······64

附錄B 支腿式直立設(shè)備抗震驗(yàn)算······67

附錄C 支耳式直立設(shè)備抗震驗(yàn)算······72

附錄D 柔度矩陣元素······75

本標(biāo)準(zhǔn)用詞說(shuō)明······78

引用標(biāo)準(zhǔn)名錄······79

附: 條文說(shuō)明······81

1 總則······85

2 術(shù)語(yǔ)和符號(hào)······87

2.1 術(shù)語(yǔ)······87

3 基本規(guī)定······88

3.1 設(shè)備抗震重要度分類(lèi)······88

3.2 地震影響······88

3.3 設(shè)備體系設(shè)計(jì)······89

4 地震作用和抗震驗(yàn)算······91

4.1 一般規(guī)定······91

4.2 地面設(shè)備設(shè)計(jì)反應(yīng)譜······92

4.3 地而設(shè)備水平地震作用······94

4.4 構(gòu)架上設(shè)備水平地震作用······94

4.5 豎向地震作用······96

4.6 載荷組合······96

4.7 抗震驗(yàn)算······97

5 臥式設(shè)備······99

5.1 一般規(guī)定······99

5.2 地震作用和抗震驗(yàn)算······99

5. 3 抗震構(gòu)造措施······99

6 支腿式直立設(shè)備······101

6.1 一般規(guī)定······101

6.2 自振周期······101

6.3 地震作用和抗震驗(yàn)算······101

6.4 抗震構(gòu)造措施······102

7 支耳式直立設(shè)備······103

7.1 一般規(guī)定······103

7.2 自振周期······103

7.3 地震作用和抗震驗(yàn)算······103

7.4 抗震構(gòu)造措施······103

8 裙座式直立設(shè)備······105

8.1 二般規(guī)定······105

8.2 自振周期······105

8.3 地震作用和抗震驗(yàn)算······105

8.4 抗震構(gòu)造措施······106

9 球形儲(chǔ)罐······107

9.1 一般規(guī)定······107

9.2 自振周期······107

9.3 地震作用和抗震驗(yàn)算······110

9.4 抗震構(gòu)造措施······110

10 立式圓簡(jiǎn)形儲(chǔ)罐······112

10.1 一般規(guī)定······112

10.2 自振周期······112

10.3 水平地震作用及效應(yīng)······113

10.4 罐壁豎向穩(wěn)定許用臨界應(yīng)力······114

10.5 罐壁的抗震驗(yàn)算······115

10.6 液面晃動(dòng)波高······118

10.7 抗震構(gòu)造措施······119

11 加熱爐······120

11.1 一般規(guī)定······120

11.2 自振周期······120

11.3 地震作用和抗震驗(yàn)算······121

11.4 抗震構(gòu)造措施······124

附錄A 構(gòu)架上設(shè)備的地震作用······127

附錄B 支腿式直立設(shè)備抗震驗(yàn)算······129

附錄C 支耳式直立設(shè)備抗震驗(yàn)算······130