【英文标准名称】:Loadingforbuildings-Codeofpracticeforwindloads
【原文标准名称】:建筑物的负荷设计.风负荷设计的实施规程
【标准号】:BS6399-2-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-07-15
【实施或试行日期】:1997-07-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:风荷载;压力;设计计算;动压力;结构设计;地形学;墙;气候荷载;形状;速度;负荷;长度;屋顶;建筑物;误差修正;方程;角(几何学);高度
【英文主题词】:Angles(geometry);Buildings;Climaticloading;Designcalculations;Dynamicpressure;Equations;Errorcorrection;Height;Length;Loading;Pressure;Roofs;Shape;Structuraldesign;Topography;Velocity;Walls;Windloading
【摘要】:ThisPartofBS6399givesmethodsfordeterminingthegustpeakwindloadsonbuildingsandcomponentsthereofthatshouldbetakenintoaccountindesignusingequivalentstaticprocedures.Twoalternativemethodsaregiven:a)astandardmethodwhichusesasimplifiedproceduretoobtainastandardeffectivewindspeedwhichisusedwithstandardpressurecoefficientstodeterminethewindloadsfororthogonaldesigncases.NOTE1.ThisprocedureisvirtuallythesameasinCP3:ChapterV:Part2.b)adirectionalmethodinwhicheffectivewindspeedsandpressurecoefficientsaredeterminedtoderivethewindloadsforeachwinddirection.Othermethodsmaybeusedinplaceofthetwomethodsgiveninthisstandard,providedthattheycanbeshowntobeequivalent.SuchmethodsincludewindtunneltestswhichshouldbetakenasequivalentonlyiftheymeettheconditionsdefinedinannexA.NOTE2.Windtunneltestsarerecommendedwhentheformofthebuildingisnotcoveredbythedatainthisstandard,whentheformofthebuildingcanbechangedinresponsetothetestresultsinordertogiveanoptimizeddesign,orwhenloadingdataarerequiredinmoredetailthanisgiveninthisstandard.Specialistadviceshouldbesoughtforbuildingshapesandsitelocationsthatarenotcoveredbythisstandard.ThemethodsgiveninthisPartofBS6399donotapplytobuildingswhich,byvirtueofthestructuralproperties,e.g.mass,stiffness,naturalfrequencyordamping,areparticularlysusceptibletodynamicexcitation.Theseshouldbeassessedusingestablisheddynamicmethodsorwindtunneltests.NOTE3.Seereferences[1]to[4]forexamplesofestablisheddynamicmethods.NOTE4.Ifabuildingissusceptibletoexcitationbyvortexsheddingorotheraeroelasticinstability,themaximumdynamicresponsemayoccuratwindspeedslowerthanthemaximum.
【中国标准分类号】:P31
【国际标准分类号】:91_080_01
【页数】:126P.;A4
【正文语种】:英语


MIL-A-12545D (NOTICE 1), MILITARY SPECIFICATION: ALUMINUM ALLOY IMPACTS (30 DEC 1998) [S/S BY ASTM B221-96]., MIL-A-12545D(AR), dated 16 June 1989 is hereby canceled. Future acquisition of this material should refer to ASTM B221-96, Standard Specification forAluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes.