防屈曲支撑设计TJBRB-Designbook

防屈曲支撑设计

TJ型屈曲约束支撑设计手册

目 录

1. 产品概念与优点............................................................1

1.1产品概念.........................................................1 1.2产品优点.........................................................2

2.产品性能与验收要求.........................................................3

2.1芯板材性.........................................................3 2.2产品性能.........................................................4 2.3产品验收.........................................................6

3.产品应用设计...............................................................7

3.1支撑布置.............................................................7 3.2支撑承载力...........................................................7

3.2.1设计承载力.....................................................8 3.2.2屈服承载力.....................................................8 3.2.3极限承载力.....................................................9 3.3支撑设计要求.........................................................9

3.3.1风载与小震下承载力要求.........................................9 3.3.2 支撑外套筒抗弯刚度要求........................................10 3.4 支撑节点设计要求....................................................10

3.4.1螺栓连接......................................................10 3.4.2焊接连接......................................................11 3.5支撑弹塑性滞回模型..................................................11 4. 产品设计示例.............................................................12

4.1布置与产品选用......................................................12 4.2弹性构件验算........................................................13 4.3弹性设计与普通支撑对比..............................................13 4.4节点设计............................................................13 4.5弹塑性分析..........................................................14 附录一：产品选用表格........................................................19

1．支撑型号定义.........................................................19 2．产品标准表格.........................................................19

2.1 TJⅠ型产品标准表格..............................................19 2.2 TJⅡ型产品标准表格..............................................34

附录二：屈曲约束支撑的应用实例..............................................44

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