中华人民共和国住房和城乡建设部公告

前　　言

1　总　　则

2　术语和符号

• 2.1　术　　语

• 2.2　符　　号

3　基本规定

4　屋盖主要承重结构风荷载

• 4.1　一般规定

• 4.2　风荷载体型系数与脉动风效应等效风压系数

• 4.3　结构风效应计算

5　屋盖围护结构风荷载

6　风洞试验和计算流体动力学模拟

• 6.1　风洞试验要求

• 6.2　计算流体动力学模拟要求

附录A　典型屋盖结构的体型系数

附录B　典型屋盖结构脉动风效应等效风压系数

附录C　脉动风效应等效静风荷载计算方法

附录D　典型屋盖围护结构的全风向风压系数最值

• D.1　一般规定

• D.2　单坡屋盖

• D.3　双坡屋盖

• D.4　四坡屋盖

• D.5　曲面屋盖

附录E　全风向风压系数最值的确定方法

附录F　围护结构风荷载的风向折减系数

本标准用词说明

引用标准名录

1　General Provisions

2　Terms and Symbols

• 2.1　Terms

• 2.2　Symbols

3　Basic Requirements

4　Wind Load on Roof Frames

• 4.1　General Requirements

• 4.2　Shape Factors and Equivalent Pressure Coefficients of Wind-induced Fluctuating Response

• 4.3　Analysis of Wind-induced Response

5　Wind Load on Cladding and Components of Roof

6　Requirements for Wind Tunnel Test and CFD Simulation

• 6.1　Requirements for Wind Tunnel Test

• 6.2　Requirements for CFD Simulation

Appendix A　Shape Factors of Typical Roofs

Appendix B　Equivalent Pressure Coefficients of Wind-induced Fluctuating Responses of Typical Roofs

Appendix C　Calculation Method of Equivalent Pressure Coefficients of Wind-induced Fluctuating Response

Appendix D　Peak Pressure Coefficients of Typical Roofs

Appendix E　Calculation Method of Peak Pressure Coefficients

Appendix F　Directionality Factor of Wind Loads on Cladding and Components

Explanation of Wording in This Standard

List of Quoted Standards