JGJ/T487-2020······1

1 總則······11

2 術(shù)語(yǔ)和符號(hào)······12

2.1 術(shù)語(yǔ)······12

2.2 符號(hào)······14

3 基本規(guī)定······16

3.1 一般規(guī)定······16

3.2 結(jié)構(gòu)風(fēng)振控制響應(yīng)計(jì)算······17

3.3 風(fēng)振控制系統(tǒng)設(shè)計(jì)要求······20

3.4 風(fēng)振控制系統(tǒng)檢驗(yàn)······21

4 風(fēng)荷載······22

4.1 一般規(guī)定······22

4.2 順風(fēng)向風(fēng)振的等效風(fēng)荷載······23

4.3 橫風(fēng)向和扭轉(zhuǎn)風(fēng)振的等效風(fēng)荷載······26

4.4 順風(fēng)向脈動(dòng)風(fēng)荷載······29

5 黏滯和黏彈性阻尼器的風(fēng)振控制······31

5.1 一般規(guī)定······31

5.2 阻尼力模型······31

5.3 設(shè)計(jì)要點(diǎn)······33

5.4 檢驗(yàn)······35

5.5 連接與安裝······37

6 調(diào)諧阻尼器的風(fēng)振控制······38

6.1 一般規(guī)定······38

6.2 調(diào)諧阻尼器力學(xué)參數(shù)······38

6.3 設(shè)計(jì)要點(diǎn)······41

6.4 檢驗(yàn)······44

6.5 連接與安裝······44

7 主被動(dòng)混合調(diào)諧質(zhì)量阻尼器的風(fēng)振控制······46

7.1 一般規(guī)定······46

7.2 設(shè)計(jì)規(guī)定······46

7.3 檢驗(yàn)······53

7.4 安裝與驗(yàn)收要求······54

8 風(fēng)振控制系統(tǒng)抗震設(shè)計(jì)······55

本標(biāo)準(zhǔn)用詞說(shuō)明······56

引用標(biāo)準(zhǔn)名錄······57

附：條文說(shuō)明······58

1 總則······62

3 基本規(guī)定······63

3.1 一般規(guī)定······63

3.2 結(jié)構(gòu)風(fēng)振控制響應(yīng)計(jì)算······66

3.3 風(fēng)振控制系統(tǒng)設(shè)計(jì)要求······69

3.4 風(fēng)振控制系統(tǒng)檢驗(yàn)······70

4 風(fēng)荷載······71

4.1 一般規(guī)定······71

4.2 順風(fēng)向風(fēng)振的等效風(fēng)荷載······72

4.3 橫風(fēng)向和扭轉(zhuǎn)風(fēng)振的等效風(fēng)荷載······73

4.4 順風(fēng)向脈動(dòng)風(fēng)荷載······74

5 黏滯和黏彈性阻尼器的風(fēng)振控制······76

5.1 一般規(guī)定······76

5.2 阻尼力模型······76

5.3 設(shè)計(jì)要點(diǎn)······78

5.4 檢驗(yàn)······79

5.5 連接與安裝······79

6 調(diào)諧阻尼器的風(fēng)振控制······80

6.1 一般規(guī)定······80

6.2 調(diào)諧阻尼器力學(xué)參數(shù)······81

6.3 設(shè)計(jì)要點(diǎn)······82

6.4 檢驗(yàn)······84

6.5 連接與安裝······85

7 主被動(dòng)混合調(diào)諧質(zhì)量阻尼器的風(fēng)振控制······86

7.1 一般規(guī)定······86

7.2 設(shè)計(jì)規(guī)定······88

7.3 檢驗(yàn)······92

7.4 安裝與驗(yàn)收要求······93

8 風(fēng)振控制系統(tǒng)抗震設(shè)計(jì)······95