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'目录绪论11设计依据与工程概况21.1设计依据21.2工程概况21.2.1建筑设计概况21.2.2建筑做法21.2.3结构设计概况41.2.4施工水文及地质条件41.2.5气象条件52结构布置52.1结构选型52.2结构布置52.2.1柱网52.2.2楼盖结构平面布置52.2.3竖向布置62.3构件尺寸的初估62.3.1框架柱62.3.2框架梁72.3.3板截面尺寸初估72.4横向框架梁柱线刚度计算82.4.1横向框架梁线刚度计算82.4.2框架柱线刚度计算82.4.3结构楼层抗侧刚度计算92.5横向框架计算简图123荷载计算133.1竖向永久荷载标准值计算13103
3.1.1屋面结构的荷载计算133.1.2楼面结构的荷载计算143.1.3梁自重计算143.1.4柱自重计算153.1.5墙体荷载计算153.2竖向可变荷载标准值计算173.2.1横向水平风荷载标准值计算183.2.2横向水平风荷载标准值作用下的侧移计算183.3横向水平地震荷载作用计算193.3.1重力荷载代表值Gi计算193.3.2结构自振周期的计算203.4剪重比计算234横向框架内力计算234.1计算单元与计算简图234.1.1计算单元234.1.2计算简图244.2竖向永久荷载作用下的内力计算254.2.1竖向永久荷载计算254.2.2竖向永久荷载的内力计算284.3.1可变荷载作用下的内力计算324.3.2竖向可变荷载的内力计算354.4横向水平风荷载作用下的内力计算384.5横向水平地震作用下的内力计算514.6横向框架内力组合584.6.1横向框架的内力组合的方法584.6.2横向框架梁的内力组合584.6.3横向框架柱的内力组合605构件设计62103
5.1梁截面设计625.1.1梁正截面设计625.1.2梁斜截面设计665.2柱截面设计685.2.1剪跨比和轴压比的验算685.2.2一层D柱的正截面承载力计算695.2.3一层E柱的正截面承载力计算725.2.4D柱斜截面受剪承载力计算765.2.5E柱斜截面受剪承载力计算785.3框架梁柱节点核心区截面抗震验算815.3.1规范规定815.3.3一层D节点核芯区截面验算836楼板的设计836.1设计内容836.2荷载取值836.3板的配筋计算836.4荷载的设计值计算846.5计算跨度7、8轴与D、E轴围成的板(130厚)856.67、8轴与D、E轴围成的板(130厚)的弯矩计算856.77、8轴与D、E轴围成的板(130厚)的截面设计857基础设计877.1尺寸初估877.2持力层强度验算877.3基础冲切验算877.4基础底板配筋计算888楼梯设计908.1楼梯布置及荷载计算908.2楼梯结构布置90103
8.3楼梯板计算908.4平台板计算918.5平台梁计算91参考文献93致谢93附录A95103
某税务办公楼设计摘要此工程是某税务办公楼的设计,建设地点在某市文化行政区临街一侧。此工程的建筑面积为5274.96平方米,总长为41米,总宽为25.4米,建筑层数为五层,第一层层高3.6米,其余层高3.3米,建筑高度19.75米。设计使用年限50年。建筑结构安全等级为二级。地上部分为一类环境,地下部分为二b类环境。场地平整,三通已完成,主要建筑材料供应充足。抗震设防烈度为七度。基础底面持力层为中砂。地基承载力以180-200kN/m2设计,无地下水。最高气温39℃,最低气温2℃。夏季主导风向为东南风,冬季主导风向为西北风,夏季日照数253.5小时,冬季日照数75.3小时,年总日照数1426.8小时。结构形式为钢筋混凝土框架结构。根据毕业设计要求,本设计包括建筑设计和结构设计两部分。建筑设计部分完成了建筑物的平面、立面和剖面的设计,满足了使用要求,造型美观。结构设计部分计算选择了一榀典型框架计算内力并内力组合,运用了结构的荷载计算、内力计算、内力组合和配筋计算的方法和步骤,完成了结构主要构件的配筋,满足了承重、抗震等要求,安全且合理。【关键词】税务办公楼荷载计算框架103
AtaxofficebuildingdesignAbstractThisprojectisthedesignofataxofficebuilding,buildinginacityculturaldistrictsfacingthestreetside.Thefloorareaof5274.96squaremetres,withatotallength41m,withatotalwidthof25.4metres,architecturallayersforfivelayers,thefirstlayeris3.6metershighandtheremaining3.3metershigh,high19.75meters.Designlife50.SafetyclassesofbuildingstructuresII.Partfortheenvironmentontheground,undergroundenvironmentpartIIbclass.SitemasterplaN·Siteformation,three-waycompleted,majorbuildingmaterialssupply.Seismicfortificationintensityofsevendegrees.Basebottomforce-bearinglayerinthesand.BearingcapacityofFoundationin180-200kN/m2design,nogroundwater.Maximumtemperatureof39degreesCelsius,minimumtemperatureof2degreesCelsius.SummerprevailingwinddirectionisSouthwest,prevailingwinddirectionisNorthwestofwinter,253.5hourssunshineinsummer,winterand75.3hours,anannualtotalof1426.8hoursofbrightsunshine.Structureforthereinforcedconcreteframestructure.Accordingtothegraduationrequirements,thedesignincludesarchitecturaldesignandstructuraldesignintwoparts.Architecturaldesignofpartiallycompletedbuildingplan,elevationandsectionofthedesigntomeettherequirements,designaesthetics.Structuredesigncalculationselectinternalforceandinternalforcecombinationoftypicalframewasconstructed,usingstructuralloads,calculationandinternalforceofcompositeandreinforcementcalculationmethodsandstepscompletedthestructuralreinforcementofthemaincomponents,andmeetstherequirementsforloading,seismic,safetyandreasonable.【Keywords】Taxofficeloadcalculationframework103
绪论毕业设计是土木工程专业本科培养的一个学习、实践、探索和创新相结合的实践性教学环节,是土木工程专业人才培养过程中的一个重要阶段,基本要求是:(1)加强基本功:巩固、深化、综合大学前几年的基础理论和专业知识;(2)培养创新能力:提高面向工程实际提出问题、分析问题、解决问题的能力;(3)学习正确的工作方法和基本技能,学会课题调研、文献检索和工具书、标准及规范的使用、掌握工程制图、设计计算、计算机应用等;(4)树立吃苦耐劳团队精神,形成认真踏实,刻苦钻研的学习态度,善于组织、协调一致;(5)接受较为完整的设计教学。建筑设计主要解决以下问题:(1)环境、场地、体型;(2)与人的活动有关的空间组织;(3)建筑技术;(4)建筑要求。结构设计主要解决以下问题:(1)结构形式;(2)结构材料;(3)结构的安全性、适用性、耐久性;(4)结构的连接构造和施工方法。103
1设计依据与工程概况1.1设计依据1.建筑施工图2.相关规范、规定和规程混凝土结构设计规范(GB50010-2010);建筑抗震设计规范(GB50011-2010);建筑地基基础设计规范(GB50007-2012);建筑结构荷载规范(GB50009-2012);国家颁布相关的结构设计文件和地方政府的有关规定;3.建设单位与委托单位的基本要求。1.2工程概况1.2.1建筑设计概况本工程的建筑建设单位是某税务办公大楼,建设地点为某市城市开发用地设计使用年限50年,屋面防水等级为二级,防火等级为二级,采光等级为三级。总建筑面积为5274.96m2,总长为41m,总宽为24.5m。共5层,建筑高19.3m,室内外高差0.45m,一层3.6m;二、三、四、五层:3.3m,女儿墙:1.2m。1.2.2建筑做法1.地面做法(1)“地1”水泥砂浆防水地面,用于车库20厚1:2水泥砂浆抹面压实赶光素水泥一道35厚C15细石混凝土1.5厚合成高分子防水涂料刷基层处理剂一道20厚1:3水泥砂浆抹平素水泥一道60厚C15混凝土垫层并找坡300厚3:7灰土夯实或150厚小毛石灌M5水泥砂浆素土夯实,压实系数大于等于0.9(2)“地2”地面砖防水地面用于大厅,办公室,走廊,楼梯间及卫生间8~10厚地面砖,砖背面刮水泥浆粘贴,稀水泥浆(或彩色水泥浆)擦缝30厚1:3干硬性水泥砂浆结合层1.5厚合成高分子防水涂料刷基层处理剂一道103
20厚1:3水泥砂浆抹平素水泥一道60厚C15混凝土垫层并找坡300厚3:7灰土夯实或150厚小毛石灌M5水泥砂浆素土夯实,压实系数大于等于0.92.楼面做法(1)“楼1”地面砖防水楼面,用于走廊、办公室、会议室8~10厚地面砖,砖背面刮水泥浆粘贴,稀水泥浆擦缝30厚1:3干硬性水泥砂浆结合层1.5厚合成高分子防水涂料刷基层处理剂一道30厚C20细石混凝土随打随抹找坡抹平素水泥一道130厚现浇钢筋混凝土楼板(2)“楼2”细石混凝土防水楼面,用于卫生间40厚C20细石混凝土(上部配Φ4双向间距200钢筋网),表面撒1:1水泥砂子随打随抹平1.5厚合成高分子防水涂料刷基层处理剂一道30厚C20细石混凝土随打随抹找坡抹平素水泥浆一道现浇钢筋混凝土楼板3.内墙做法(1)”内墙1”水泥砂浆抹面内墙,用于除卫生间外的所有内墙内墙涂料7厚1:2.5水泥砂浆压实赶光 7厚1:3水泥砂浆找平扫毛 7厚1:3水泥砂浆打底扫毛或划出纹道240厚砖墙(2)“内墙2”面砖防水内墙,用于卫生间5厚面砖,擦缝材料擦缝 3~4厚瓷砖胶粘剂,揉挤压实1.5厚聚合物水泥防水涂料 6厚1:2.5水泥砂浆压实抹平9厚1:3水泥砂浆打底扫毛或划出纹道103
240厚砖墙4.外墙做法外墙涂料 8厚1:2.5水泥砂浆找平10厚1:3水泥砂浆打底扫毛或划出纹道 240厚砖墙水泥粉刷内墙面5.踢脚做法7厚1:2.5水泥砂浆压实抹光7厚1:3水泥砂浆找平扫毛7厚1:3水泥砂浆打底扫毛或划出纹道240厚砖墙6.屋面做法40厚C20细石混凝土保护层岁打随抹,扫毛,上部配ф4双向间距200钢筋网(4m×4m分格,缝宽20mm油膏嵌缝)隔离层(干铺玻纤布或低强度等级砂浆)一道 防水层:1.5厚合成高分子防水卷材刷基层处理剂一道 20厚1:3水泥砂浆找平 保温层:挤塑聚苯板 20厚1:3水泥砂浆找平 40厚(最薄处)1:8(重量比)水泥珍珠岩找坡层2%钢筋混凝土屋面1.2.3结构设计概况结构安全等级为二级;结构类型是钢筋混凝土框架结构;抗震设防烈度是7度,基本地震加速度值是0.10g,设计地震分组为第一组,抗震等级是二级,建筑场地类别是Ⅱ类,场地特征周期是0.35S;室外环境类别为二b类;选用的材料:柱混凝土采用C30,梁、板混凝土均采用C30,梁、板的主筋采用HRB335级,柱主筋采用HRB400级,箍筋采用HRB335级。1.2.4施工水文及地质条件该施工现场的条件满足施工要求,材料的供应均能满足要求。根据地质勘察报告,场区范围内地势平坦,无障碍物影响施工,附近空地可供临时使用。最高地下水位为-3.5m,常年地下水位为-4.5m,无腐蚀性,不考虑土的液化,土质构成见下地质概况表1.1。103
表1.1工程地质概况土层厚度(m)土层描述地基承载力特征值(kN/m2)0.3~0.6回填土04.5~8.6粉质粘土200~2501.3~10.5粘土夹碎石层300~4001.2.5气象条件冬季采暖计算温度:-7℃;夏季通风计算温度+25℃;全年降水量766.7.mm,每小时最大降水量150.mm。夏季主导风向为东南向,冬季主导风为西北风;地面粗糙度B类。2结构布置2.1结构选型本工程为某税务办公楼,总建筑面积为5274.96m2,总高度为19.3m,抗震设防烈度为7度,设计基本地震加速度值为0.10g,地震分组为第一组,根据本工程特点选用钢筋混凝土框架承重体系,结构的安全等级为二级。根据本工程的建筑特点及地基承载力,基础选用柱下独立基础。2.2结构布置2.2.1柱网根据本工程的建筑特点,采用6m×5m、6m×2.5m、5m×2.5m、4.5m×4m和6m×4m,柱网的布置详见标准层结构平面布置图。2.2.2楼盖结构平面布置结构承重方式详见标准层结构平面布置图103
图2.1结构平面布置图(梁柱单位:mm)2.2.3竖向布置首层柱高为4.65m,其他各层的柱高均为3.3m,混凝土的强度等级为C30每层柱子均为60根。2.3构件尺寸的初估2.3.1框架柱按轴压比来初估框架柱截面尺寸。框架柱的受荷面积S=(6/2+2.5/2)×5=21.25m2,框架柱选用C30混凝土,fc=14.3KN/mm2,框架抗震等级为二级,轴压比。由轴压比初步估算框架柱截面尺寸时,可按下式计算即,Ac=,其中,n为建筑层数,S为框架柱的受荷面积,则N=5×21.25×15=1593.75kN则各层柱的截面尺寸取500mm×500mm。103
2.3.2框架梁本工程的梁的截面尺寸根据刚度来初估。框架梁截面高度h取框架梁跨度的1/8~1/12,截面宽度b取截面高度的1/2~1/3,次梁的截面高度h取框架梁跨度的1/10~1/15,截面宽度b取截面高度的1/2~1/3。1、主梁梁截面尺寸初估KL1:h=(1/8~1/12)×L=(1/8~1/12)×6000=750mm~500mm取h=700mmb=(1/2~1/3)×h=(1/2~1/3)×700=350mm~233.3mm取b=350mmKL2:h=(1/8~1/12)×L=(1/8~1/12)×5000=625mm~416.7mm取h=500mmb=(1/2~1/3)×h=(1/2~1/3)×500=250mm~166.7mm取b=250mmKL3:h=(1/8~1/12)×L=(1/8~1/12)×4000=5000mm~333.3mm取h=450mmb=(1/2~1/3)×h=(1/2~1/3)×500=250mm~166.7mm取b=250mm2、次梁梁截面尺寸初估LL1:h=(1/10~1/15)×L=(1/10~1/15)×6000=600mm~400mm取h=500mmb=(1/2~1/3)×h=(1/2~1/3)×400=200mm~133mm取b=250mm2.3.3板截面尺寸初估A轴~D轴的所有办公室、会议室、活动室均为双向板,板跨L=4000mm则t=(1/35~1/40)×L=(1/35~1/40)×4000=114.3mm~100mm,取板厚为120mm。D轴~E轴、F轴~G轴所有办公室、卫生间的板均为双向板,板跨L=5000mm,则t=(1/35~1/40)×L=(1/35~1/40)×5000=142.9mm~125mm,取板厚为130mm。走廊的板为双向板,板跨L=2500mmt=(1/35~1/40)×L=(1/35~1/40)×2500=71.5mm~62.5mm,为方便施工与计算,故取板厚为t=100mm。则构件尺寸统计表见表2.1。103
表2.1构件尺寸统计表构件梁柱KL1KL2KL3LL1底层二三四层尺寸(mm)350×700250×500250×450250×400500×500500×5002.4横向框架梁柱线刚度计算2.4.1横向框架梁线刚度计算梁采用的C30的混凝土,则查得,现浇楼面可以作为梁的有效翼缘,增大梁的有效刚度,减少框架侧移。为考虑这一有利作用,在计算梁的截面惯性矩时,对现浇楼面的中框架取,边框架取,计算过程见表2.2。表2.2一至五层横向框架梁线刚度计算表类别位置截面Ec(N/mm2)I0(bh3/12)L0(mm)αi0=αEcI0/L0b(mm)h(mm)边框架1轴和12轴AB轴2504503×1041.90×101040001.52.14×1010BC轴2504503×1041.90×101040001.52.14×1010CD轴2504503×1041.90×101040001.52.14×1010DE轴2505003×1042.60×101050001.52.34×1010EF轴2505003×1042.60×101025001.54.69×1010FG轴2505003×1042.60×101050001.52.34×10107轴和9轴AB轴2504503×1041.90×101040001.52.14×1010BC轴2504503×1041.90×101040001.52.14×1010CD轴2504503×1041.90×101040001.52.14×1010中框架2到11轴AB轴2504503×1041.90×1010400022.85×1010BC轴2504503×1041.90×1010400022.85×1010CD轴2504503×1041.90×1010400022.85×1010DE轴2505003×1042.60×1010500023.13×1010EF轴2505003×1042.60×1010250026.25×1010FG轴2505003×1042.60×1010500023.13×10102.4.2框架柱线刚度计算柱采用的C30的混凝土,则查得,计算过程见表2.3。103
表2.3一至五层柱线刚度计算表层数bc(mm)hc(mm)Ec(N/mm2)h(mm)I0(bh3/12)ic(N*mm)55005003000033005.21×1094.73×101045005003000033005.21×1094.73×101035005003000033005.21×1094.73×101025005003000033005.21×1094.73×101015005003000046505.21×1093.36×10102.4.3结构楼层抗侧刚度计算结构楼层抗侧刚度计算时,采用的是修正抗侧刚度D值计算方法,计算公式为,式中的α为抗侧刚度修正系数,按以下的公式计算。底层:;一般层:。则α计算见表2.4和表2.5。表2.4底层柱抗侧刚度修正系数类别位置i1i2i3i4icKα边柱A轴/1和12轴02.14×1010003.36×10100.640.43A轴/2到11轴02.14×1010003.36×10100.640.43G轴/1和12轴02.34×1010003.36×10100.700.44G轴/2到11轴02.34×1010003.36×10100.700.44D轴/8轴02.34×1010003.36×10100.700.44中柱B轴/1和12轴2.14×10102.14×1010003.36×10101.270.54B轴/2到11轴2.85×10102.85×1010003.36×10101.700.59C轴/1和12轴2.14×10102.14×1010003.36×10101.270.54C轴/2到11轴2.85×10102.85×1010003.36×10101.700.59B轴/7和9轴2.14×10102.14×1010003.36×10101.270.54C轴/7和9轴2.14×10102.14×1010003.36×10101.270.54D轴/1和12轴2.14×10102.34×1010003.36×10101.330.55D轴/2到11轴2.85×10103.13×1010003.36×10101.780.60E轴/1和12轴2.34×10104.69×1010003.36×10102.090.63E轴/2到11轴3.13×10106.25×1010003.36×10102.790.69F轴/1和12轴4.69×10102.34×1010003.36×10102.090.63F轴/2到11轴6.25×10103.13×1010003.36×10102.790.69103
表2.5二至五层柱抗侧刚度修正系数类别位置i1i2i3i4icKα边柱A轴/1和12轴02.14×101002.14×10104.73×10100.450.18A轴/2到11轴02.85×101002.85×10104.73×10100.600.23G轴/1和12轴02.34×101002.34×10104.73×10100.500.20G轴/2到11轴03.13×101003.13×10104.73×10100.660.25D轴/8轴03.13×101003.13×10104.73×10100.660.25中柱B轴/1和12轴2.14×10102.14×10102.14×10102.14×10104.73×10100.900.31B轴/2到11轴2.85×10102.85×10102.85×10102.85×10104.73×10101.200.38C轴/1和12轴2.14×10102.14×10102.14×10102.14×10104.73×10100.900.31C轴/2到11轴2.85×10102.85×10102.85×10102.85×10104.73×10101.200.38B轴/7和9轴2.14×10102.14×10102.14×10102.14×10104.73×10100.900.31C轴/7和9轴2.14×10102.14×10102.14×10102.14×10104.73×10100.900.31D轴/1和12轴2.14×10102.34×10102.14×10102.34×10104.73×10100.950.32D轴/2到11轴2.85×10103.13×10102.85×10103.13×10104.73×10101.260.39E轴/1和12轴2.34×10104.69×10102.34×10104.69×10104.73×10101.490.43E轴/2到11轴3.13×10106.25×10103.13×10106.25×10104.73×10101.980.50F轴/1和12轴4.69×10102.34×10104.69×10102.34×10104.73×10101.490.43F轴/2到11轴6.25×10103.13×10106.25×10103.13×10104.73×10101.980.50将表2.4和表2.5计算出α代入公式,则可得到结构楼层抗侧刚度,计算过程见表2.6和表2.7。103
表2.6底层结构楼层抗侧刚度值计算类别位置icαhjDjnnj×Dj边柱A轴/1和12轴3.36×10100.4346501.05×10422.12×104A轴/2到11轴3.36×10100.4346501.05×10466.34×104G轴/1和12轴3.36×10100.4446501.09×10422.18×104G轴/2到11轴3.36×10100.4446501.09×10477.64×104D轴/8轴3.36×10100.4446501.09×10411.09×104中柱B轴/1和12轴3.36×10100.5446501.33×10422.66×104B轴/2到11轴3.36×10100.5946501.46×10445.84×104C轴/1和12轴3.36×10100.5446501.33×10422.66×104C轴/2到11轴3.36×10100.5946501.46×10445.84×104B轴/7和9轴3.36×10100.5446501.33×10422.66×104C轴/7和9轴3.36×10100.5446501.33×10422.66×104D轴/1和12轴3.36×10100.5546501.35×10422.70×104D轴/2到11轴3.36×10100.6046501.48×10468.89×104E轴/1和12轴3.36×10100.6346501.56×10423.11×104E轴/2到11轴3.36×10100.6946501.69×10471.18×106F轴/1和12轴3.36×10100.6346501.56×10423.11×104F轴/2到11轴3.36×10100.6946501.69×10471.18×106则本层柱的抗侧刚度D=∑nj×Dj=8.33×105103
表2.7二至五层结构楼层抗侧刚度值计算类别位置icαhjDjnjnj×Dj边柱A轴/1和12轴4.73×10100.1833009.39×10321.88×104A轴/2到11轴4.73×10100.2333001.20×10467.20×104G轴/1和12轴4.73×10100.233001.00×10422.08×104G轴/2到11轴4.73×10100.2533001.30×10479.13×104D轴/8轴4.73×10100.2533001.30×10411.30×104中柱B轴/1和12轴4.73×10100.3133001.62×10423.23×104B轴/2到11轴4.73×10100.3833001.98×10447.93×104C轴/1和12轴4.73×10100.3133001.62×10423.23×104C轴/2到11轴4.73×10100.3833001.98×10447.93×104B轴/7和9轴4.73×10100.3133001.62×10423.23×104C轴/7和9轴4.73×10100.3133001.62×10423.23×104D轴/1和12轴4.73×10100.3233001.66×10423.33×104D轴/2到11轴4.73×10100.3933002.03×10461.22×105E轴/1和12轴4.73×10100.4333002.24×10424.49×104E轴/2到11轴4.73×10100.533002.60×10471.83×105F轴/1和12轴4.73×10100.4333002.24×10424.49×104F轴/2到11轴4.73×10100.533002.60×10471.83×105则本层柱的抗侧刚度D=∑nj×Dj=1.11×106由表2.6和表2.7中可以得到底层结构楼层的抗侧刚度/二层结构楼层的抗侧刚度=0.8>0.7,符合规范要求,故该框架为规则框架。2.5横向框架计算简图选取8轴所对应的横向框架进行计算,计算简图如图2.2所示。103
图2.2横向框架计算简图(梁柱线刚度单位:1010N/mm)3荷载计算3.1竖向永久荷载标准值计算3.1.1屋面结构的荷载计算1.“屋面”为上人屋面荷载计算40厚C20细石混凝土保护层岁打随抹,扫毛,上部配ф4双向间距200钢筋网(4m×4m分格,缝宽20mm油膏嵌缝)0.04×25.0=1.0kN/m2隔离层(干铺玻纤布或低强度等级砂浆)一道防水层:1.2厚合成高分子防水卷材0.0012×0.3=0.00036kN/m2刷基层处理剂一道20厚1:3水泥砂浆找平0.02×20.0=0.4kN/m2103
保温层:25厚挤塑聚苯板0.025×0.5=0.5kN/m220厚1:3水泥砂浆找平0.02×20.0=0.4kN/m240厚(最薄处)1:8水泥珍珠岩找坡层2%0.040×12.0=0.48kN/m2130厚钢筋混凝土屋面板0.13×25.0=3.25kN/m2___________________________________________________________合计:6.03kN/m23.1.2楼面结构的荷载计算1.“楼1”地面砖防水楼面,用于走廊、办公室、会议室、楼梯间8~10厚地面砖,砖背面刮水泥浆粘贴,稀水泥浆(或彩色水泥浆)擦缝0.55kN/m230厚1:3干硬性水泥砂浆结合层0.03×18.0=0.54kN/m21.5厚合成高分子防水涂料0.0015×0.3=0.00045kN/m2刷基层处理剂一道30厚C20细石混凝土找坡抹平0.03×20.0=0.60kN/m2素水泥浆一道130厚现浇钢筋混凝土楼板0.13×25.0=3.25kN/m2___________________________________________________________合计:4.94kN/m22.“楼2”细石混凝土防水楼面,用于卫生间40厚C20细石混凝土(上部配Φ4双向间距200钢筋网),表面撒1:1水泥砂子随打随抹平0.04×25.0=1.0kN/m21.5厚合成高分子防水涂料0.0015×0.3=0.00045kN/m2刷基层处理剂一道30厚C20细石混凝土随打随抹找坡抹平0.03×20.0=0.60kN/m2素水泥浆一道130mm厚现浇钢筋混凝土楼板0.13×25.0=3.25kN/m2___________________________________________________________合计:4.35kN/m23.1.3梁自重计算梁自重的详细计算过程见表3.1103
表3.1一至五层框架梁自重计算表编号截面(mm)永久荷载值(KN/m)各层梁的总长度(m)各层梁的总重量(KN)bh一层标准层顶层一层标准层顶层KL13507006.6207.5207.5207.51369.51369.51369.5KL22505003.47156156156541.32541.32541.32KL32504503.11969696298.56298.56298.56LL12504002.7722222260.9460.9460.94注:梁的两侧粉刷按每侧20mm考虑,则梁的永久荷载值=b·h·γ1+2×0.02×h×γ2γ1=25KN/m3,γ2=17KN/m3各层梁的总重量=永久荷载值×各层梁的总长度。3.1.4柱自重计算柱自重计算的详细过程见表3.2表3.2一至五层柱自重计算表编号截面尺寸bc×hc(mm)荷载值KN/m各层总长度(m)各层总重量(KN)一层标准层五层一层标准层五层1500×5007.612431981981849.231506.781506.78注:柱的四侧粉刷按每侧20mm考虑,则柱的永久荷载值=b·h·γ1+4×0.02×h×γ2。3.1.5墙体荷载计算1.屋面女儿墙的荷载计算240×100厚钢筋混凝土压顶0.24×0.1×25=0.6kN/m240标准砖墙(1100高)0.24×18×1.1=4.725kN/m20厚双侧抹灰2×0.02×1.2×20=0.96kN/m_______________________________________________________________合计:6.285kN/m2、外墙荷载计算外墙涂料 8厚1:2.5水泥砂浆找平0.008×20=0.16kN/m210厚1:3水泥砂浆打底扫毛或划出纹道 0.01×20=0.2kN/m2240厚砖墙0.24×18=4.32kN/m220mm厚水泥砂浆粉刷内墙面0.02×20=0.4kN/m2_______________________________________________________________合计:5.08kN/m2外墙折算高度的计算h折103
A轴/1-7轴[(14.5-4×0.5)×(3.3-0.5)-(1.8×2)]/12.5=2.51mA轴/7-12轴[(26.5-5×0.5)×(3.3-0.7)-(2×2×1.8)-(1.5×1.8)]/24=2.19mG轴/1-12轴[36.5×(3.3-0.7)-(4×2×1.8)-(2×1.5×1.8)]/36.5=2.06m1、7、9、12轴/A-D轴[(12-4×0.5)×(3.3-0.45)-(3×2×1.8)]/10=1.77m1轴、12轴/D-G轴[(12.5-3×0.5)×(3.3-0.5)-2×1.8-1.5×1.8]/11=2.23m外墙荷载计算见表3.3表3.3外墙荷载计算表序号做法轴线外墙荷载KN/m2折算高度(m)门窗线荷载(KN/m)线荷载(KN/m)总长总重1外墙A/1-75.082.510.4513.2012.5165.012A/7-125.082.190.4511.5824277.803G/1-125.082.060.4510.9136.5398.3941.7.9.12/A-D5.081.770.459.4440377.6651、12/D-G5.082.230.4511.7822259.123、内墙荷载计算“内墙1”水泥砂浆抹面内墙,用于除卫生间外的所有内墙内墙涂料7mm厚1:2.5水泥砂浆0.007×20=0.14KN/m27mm厚1:3水泥砂浆找平扫毛 0.007×20=0.14KN/m27mm厚1:3水泥砂浆打底扫毛或划出纹道0.007×20=0.14KN/m2240mm厚砖墙0.24×18=4.32KN/m2______________________________________________________________合计:4.74KN/m2“内墙2”面砖防水内墙,用于卫生间5mm厚面砖,擦缝材料擦缝 3~4厚瓷砖胶粘剂,揉挤压实0.55KN/m21.5mm厚聚合物水泥防水涂料 0.0015×0.3=0.00045KN/m26mm厚1:2.5水泥砂浆压实抹平0.006×20=0.12KN/m29mm厚1:3水泥砂浆打底扫毛或划出纹道0.009×20=0.18KN/m2240mm厚砖墙0.24×18=4.32KN/m2_______________________________________________________________合计:5.17KN/m103
内墙折算高度的计算10、11轴/A-D轴[(12-4×0.5)×(3.3-0.45)-2.1×1×3/10=2.22m10轴/D-E轴[4.5×(3.3-0.5)-2×1.8/4.5=2mE轴内墙折算高度[(24-5×0.5)×(3.3-0.7)-2.1×3×1-2×2.1×1/21.5=2.11mF轴内墙折算高度[(24-5×0.5)×(3.3-0.7)-2.1×4×1]/21.5=2.21mD-G轴横墙折算高度3.3-0.5=2.8m楼梯间内墙折算高度3.3-0.7=2.6mD轴纵墙折算高度3.3-0.45=2.85m卫生间内墙折算高度[(6-0.5)×(3.3-0.7)-2.1×2×1]/5.5=1.84m[(6-0.5)×(3.3-0.4)-2.1×2×1]/5.5=2.14m3.3-0.4=2.9m3.3-0.7=2.6m内墙荷载计算见表3.4表3.4内墙荷载计算表序号做法轴线面荷载KN/m2折算高度m门窗荷载KN/m线荷载KN/m2-5单层总长m2-5单层总重量KN1内墙110,11轴/A-D轴4.742.220.4510.9720219.4210轴/D-E轴4.7420.459.934.544.693E轴内墙4.742.110.4510.4521.5224.74F轴内墙4.742.210.4510.9321.5234.95D-G轴内横墙4.742.8013.2744.3587.96楼梯间内墙4.742.6012.3210.76132.67D轴内墙4.742.6012.3218.14223.58A-C轴内纵墙4.742.850.4513.9621.52300.49内墙2卫生间内墙5.171.840.459.966.7667.35105.172.140.4511.51669.08115.172.9014.9910149.93.2竖向可变荷载标准值计算查《建筑结构荷载规范》表4.1.1和表4.3.1可得:1.上人屋面的活荷载标准值:2.0kN/m22.走廊和卫生间的活荷载标准值:2.5kN/m23.办公室会议室的活荷载标准值:2.0kN/m24.楼梯的活荷载标准值:3.5kN/m2103
3.2.1横向水平风荷载标准值计算风荷载标准值计算公式为: 式中:βz—Z高度处的风振系数;μs—风荷载体型系数;μz—风压高度变化系数;ω0—基本风压,查《建筑结构荷载规范》可得本地区的基本风压为0.5kN/m2《建筑结构荷载规范》中7.4.1规定,对于高度大于30m且高宽比大于1.5的房屋和基本自振周期的各种高耸结构以及大跨度屋盖结构,均应考虑风压脉动对结构发生顺风向风振的影响。由于本工程的建筑高度为19.3m<30m,故可以不考虑脉动风压的影响,取βZ=1.0。查《建筑结构荷载规范》的表7.3.1可得风荷载体型系数μs:迎风面为0.9,背风面为-0.5。查表7.2.1可得到μz。则风荷载的计算过程见表3.5。(此处左风仅选取8轴部分计算)表3.5左风荷载计算表层数Z(mm)μzβzS1(m2)q1(KN)q2(KN)517.251.19117.19.165.09413.951.11119.89.895.49310.651.02119.89.095.0527.351119.88.914.9514.051122.19.925.51注:q1=βzμzμs1ω0Sq2=βzμzμs2ω0Sμ1=0.9μ2=0.5在手算时,当风荷载作用在建筑物左面,手算部分为迎风面,只受到风的压力,风的吸力为零。当风作用在建筑物的右侧时,手算部分为背风面,只受到风的吸力,风的压力为零。故可以得到左风荷载为,右风荷载。3.2.2横向水平风荷载标准值作用下的侧移计算由公式计算可以得到各层的层间剪力。再由公式可得层间位移,以及顶点位移。计算过程见表3.6和表3.7。103
表3.6左风荷载下的水平侧移计算层数F(kN)V(kN)ΣDi(N/mm)层间位移Δ(mm)顶点位ui(mm)层高hi(mm)层间转角θe59.169.167.80×1040.121.9833001/2750049.8919.057.80×1040.241.8633001/1375039.0928.147.80×1040.361.6233001/916728.9137.057.80×1040.471.2633001/702119.9246.975.95×1040.790.7936001/4557表3.7右风荷载下的水平侧移计算层数F(kN)V(kN)ΣDi(N/mm)层间位移Δ(mm)顶点位移ui(mm)层高hi(mm)层间转角θe55.095.097.80×1040.071.1133001/4714345.4910.587.80×1040.141.0433001/2357135.0515.637.80×1040.200.9033001/1650024.9520.587.80×1040.260.7030001/1269215.5126.095.95×1040.440.4436001/8182由上表得最大层位移角为1/4557小于1/550。满足《高层建筑钢筋混凝土结构技术规程》第4.6.3条所规定的极限值[θ]=1/550,而且结构顶点位移与总高度之比1/8712小于1/550,因此结构的水平位移满足要求。3.3横向水平地震荷载作用计算3.3.1重力荷载代表值Gi计算第五层的重力荷载的代表值G5:G5=[屋面荷载×S屋+女儿墙的自重+½×Σ顶层柱、墙的自重+Σ五层梁的自重]+0.5×屋面可变荷载×S屋G5=[6.03×879.16+(41×2+24.5×2+12×2)×6.285+0.5×(1506.78+1477.98+2254.64)+2270.32+391.38+879.16×0.5×2]=12436.07第四层的重力荷载的代表值:=[楼面荷载×S楼+½×Σ四五层柱、墙的自重+Σ四层梁的自重]+0.5×楼面可变荷载×S楼=[(4.35×32.7×2+4.94×846.46)+0.5×(1506.78+1477.98+2254.64)×2+2270.32+0.5×32.7×2.5+0.5×3.5×45.8+0.5×91.8×2.5+0.5×2×708.86]=12920.36第三层的重力荷载的代表值G3:103
=[楼面荷载×S楼+½×Σ三四层柱、墙的自重+Σ三层梁的自重]+0.5×楼面可变荷载×S楼=[(4.35×32.7×2+4.94×846.46)+0.5×(1506.78+1477.98+2254.64)×2+2270.32+0.5×32.7×2.5+0.5×3.5×45.8+0.5×91.8×2.5+0.5×2×708.86]=12920.36第二层的重力荷载的代表值G2:G2=[楼面荷载×S楼+½×Σ二三层柱、墙的自重+Σ二层梁的自重]+0.5×楼面可变荷载×S楼G2=[(4.35×32.7×2+4.94×846.46)+0.5×(1506.78+1477.98+2254.64)×2+2270.32+0.5×32.7×2.5+0.5×3.5×45.8+0.5×91.8×2.5+0.5×2×708.86]=12920.36第一层的重力荷载的代表值:=[楼面荷载×S楼+½×Σ一二层柱、墙的自重+Σ一层梁的自重]+0.5×楼面可变荷载×S楼G1=[(4.35×32.7×2+4.94×846.46)+0.5×(1581.55+2254.64+1477.98+1653.25)+2270.32+0.5×(1849.23+1506.78)+0.5×32.7×2.5+0.5×3.5×45.8+0.5×91.8×2.5+0.5×2×708.86]=12842.67则,重力荷载代表值见图3.1。图3.1重力荷载代表值示意图3.3.2结构自振周期的计算1.计算结构的假想顶点侧移:根据上面算出的各楼层的重力荷载代表值Gi,采用假想顶点位移法,计算出结构的假想顶点侧移,计算过程见表3.8。103
表3.8结构假想顶点侧移计算表层数Gi(kN)Vi(kN)ΣD(N/mm)层间相对侧移Δ(mm)μ(mm)512436.0712436.071.11×10611.2191.51412920.3625356.431.11×10622.84180.31312920.3638276.791.11×10634.48157.47212920.3651197.151.11×10646.12122.9112842.6764039.828.33×10576.8776.872.计算结构的自振周期T1:《高层建筑混凝土结构技术规程》中规定:对于质量和刚度沿高度分布比较均匀的框架结构、框架-剪力墙结构和剪力墙结构,其基本自振周期可按下式计算:式中:为基本周期调整系数,查《高层建筑混凝土结构技术规程》可得:考虑填充墙对框架自振周期影响的折减系数,框架结构取0.6—0.7,该框架取0.7。为框架结构的顶点假想位移。本框架的结构的顶点假想位移μT=191.51mm,代入公式可得T1=1.7×0.7×0.55s3.水平地震作用计算根据《建筑设计抗震规范》规定,对于高度不超过40米,剪切变形为主,且质量和刚度沿着高度方向分布比较均匀的结构,以及近似于单质点体系的结构,可以采用底部剪力法等简化方法计算抗震作用。由于本框架的高度为19.3m,因此可采用底部剪力法计算抗震作用。本工程的场地为Ⅱ类场地,抗震设防烈度为7度,基本加速度为0.10g,在设计地震分组为第一组情况下,由《建筑设计抗震规范》表5.1.4-1可查得,水平地震影响系数的最大值αmax为0.08。查表5.1.4-2可得特征周期值Tg=0.35s。结构总水平地震作用标准值应按公FEK=α1Geq式计算,式中:—结构总水平地震作用标准值;α1—相应于结构基本自振周期T1的水平地震影响系数;—计算地震作用时,结构等效总重力荷载的代表值;—计算地震作用时,结构的总重力荷载代表值,为各质点重力荷载代表值之和。103
GE=∑Gi=12436.07+12920.36+12920.36+12920.36+12842.67=KNGeq=0.85GE=0.85×64039.82=54433.85KNTg=0.351=0.555Tg=1.75sFEK=α1Geq=0.05×54433.85=2899.30KN由于T1=0.55S>1.4Tg=1.4×0.35S=0.49S,则应考虑顶点附加地震作用。则顶点的附加水平地震作用为,式中为顶部的附加地震作用系数,查《建筑设计抗震规范》附表可得则,=0.08×0.55+0.07=0.114质点的水平地震作用标准值可按:将代入上式可得到Fi具体计算过程见表3.9。表3.9Fi计算表层次Hi(m)Gi(kN)GiHi(kN·m)GiHi/∑GjHjFEK(1-δn)(kN)Fi(kN)517.2512436.07214522.20.322568.78811.17413.9512920.361802390.272568.78681.54310.6512920.36137601.80.202568.78520.3127.3512920.3694964.650.142568.78359.0914.0512842.6752012.810.082568.78196.684.水平地震作用下的侧移计算水平地震作用下的层间位移Δ,顶点的位移计算过程见下表3.10。表3.10水平地震作用下的侧移计算表层次层间剪力Vi(kN)层间刚度Di(N/mm)层间位移Δ(mm)顶点位移ui(mm)层高hi(mm)层间转角θe5811.171.11×1060.9710.3433001/340241492.711.11×1061.799.3733001/184332013.021.11×1062.427.5733001/136422372.111.11×1062.855.1633001/115712568.788.33×1052.312.3140501/1753103
由表3.10可知,最大层间弹性位移角发生在第2层,其值为1/1157,远小于《建筑设计抗震规范》规定的位移极限值,而且结构顶点位移与总高度之比1/1668小于1/550,因此结构的顶点位移满足要求。3.4剪重比计算《建筑设计抗震规范》第5.2.5条,抗震验算时,结构任一楼层的水平地震剪力应符合公式要求:式中:——第i层对应于水平地震作用标准值的楼层剪力;——剪力系数,查《建筑设计抗震规范》表5.2.5可得到楼层最小地震剪力系数值,本工程的。——第j层的重力荷载代表值。则剪重比的计算表格见表3.11。表3.11剪重比计算表层次层间剪力Vi(kN)Gi(kN)∑Gi(kN)剪重比5811.1712436.0712436.070.0741492.7112920.3625356.430.0632013.0212920.3638276.790.0522372.1112920.3651197.150.0512568.7812842.6764039.820.04由表中的计算结果可得,第一层的剪重最小0.04s>,满足规范的要求。4横向框架内力计算4.1计算单元与计算简图4.1.1计算单元取5轴所对应的框架进行计算,见图4.1。该框架受到该单元内屋(楼)面直接传给该框架的荷载,和计算单元范围内的其余楼面荷载通过纵向框架梁以集中荷载的形式传给横向框架,作用于各节点上。由于纵向框架梁的中心线和柱的中心线不重合,因此在框架节点上还作用有集中力矩。103
图4.1框架计算单元(单位:mm)4.1.2计算简图选取第8轴框架进行计算。图4.2框架计算简图(单位:mm)103
4.2竖向永久荷载作用下的内力计算4.2.1竖向永久荷载计算由于本工程所采用的板均是双向板,根据双向板的传力性能,板的荷载传到梁上为梯形和三角形荷载。则在竖向永久荷载作用下,框架梁的荷载为图4.3所示。图4.3竖向永久荷载下框架梁荷载图1.顶层的框架梁所受的荷载计算(1)均布线荷载,,q1(8轴/DE轴框架梁自重)q1=3.47KN/mq2(8轴/EF轴框架梁自重)q2=3.47KN/mq3(8轴/FG轴框架梁自重)q3=3.47KN/m(2)三角形荷载等效均布荷载q4(屋面传给8/DE轴)q4=2(6.03×5÷2)×5/8=18.84KN/mq5(屋面传给8/EF轴)q5=2×(6.03×2.5÷2)×5/8=9.42KN/mq6(屋面传给8/FG轴)q6=2×(6.03×5÷2)×5/8=18.84KN/m(3)集中荷载F1(8/D轴框架柱所受到的集中力)F1=框架梁自重+女儿墙自重+板传荷载=6.6×(6-0.5)+6.29×6+6.03×(1-2×0.422+0.423)×2.5×6=139.28KNF2(8/E轴框架柱所受到的集中力)F2=框架梁自重+板传荷载=6.6×(6-0.5)+6.03×(1-2×0.422+0.433)×2.5×6+6.03×(1-2×0.212+0.213)×1.25×6=143.20KNF3(8/F轴框架柱所受到的集中力)F3=框架梁自重+板传荷载103
=6.6×(6-0.5)+6.03×(1-2×0.422+0.433)×2.5×6+6.03×(1-2×0.212+0.213)×1.25×6=143.20KNF4(8/G轴框架柱所受到的集中力)F4=框架梁自重+女儿墙自重+板传荷载=6.6×(6-0.5)+6.29×6+6.03×(1-2×0.422+0.433)×2.5×6=139.28KN(4)集中力矩由于D轴、F轴框架梁的中心线和柱的中心线不重合,因此在框架节点上还作用有集中力矩M1(8轴/D轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e1=75mmM1=F1×e1=139.28×0.075=10.45KN·mM4(8轴/G轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e4=75mmM4=F4×e4=139.28×0.075=10.45KN·m2.一到四层的框架梁所受的荷载(1)均布线荷载q1、q2、q3、q1(8轴/DE轴的框架梁自重)q1=3.47KN/mq2(8轴/EF轴的框架梁自重)q2=3.47KN/mq3(8轴/FG轴的框架梁自重)q3=3.47KN/m(2)三角形荷载等效均布荷载q4(楼面传给8/DE轴)q4=2×(4.94×5÷2)×5/8=15.44KN/mq5(楼面传给8/EF轴)q5=2×(4.94×2.5÷2)×5/8=7.72KN/mq6(楼面传给8/FG轴)q6=2×(4.94×5÷2)×5/8=15.44KN/m(3)集中荷载F1(8/D轴框架柱所受到的集中力)F1=框架梁自重+外墙自重+板传荷载+柱自重=6.6×(6-0.5)+11.58×(6-0.5)+4.94×(1-2×0.422+0.423)×2.5×6+7.61×3.3=178.55KNF2(8/E轴框架柱所受到的集中力)F2=框架梁自重+内墙自重+板传荷载+柱自重=6.6×(6-0.5)+12.32×(6-0.5)+4.94×(1-2×0.422+0.433)×2.5×6+4.94×(1-2×0.212+0.213)×1.25×6+7.61×3.3=216.75KNF3(8/F轴框架柱所受到的集中力)103
F3=框架梁自重+内墙自重+板传荷载+柱自重=6.6×(6-0.5)+12.32×(6-0.5)+4.94×(1-2×0.422+0.433)×2.5×6+4.94×(1-2×0.212+0.213)×1.25×6+7.61×3.3=216.75KNF4(8/G轴框架柱所受到的集中力)F4=框架梁自重+外墙自重+板传荷载+柱自重=6.6×(6-0.5)+11.58×(6-0.5)+4.94×(1-2×0.422+0.423)×2.5×6+7.61×3.3=178.55KN(4)集中力矩由于D轴、F轴框架梁的中心线和柱的中心线不重合,因此在框架节点上还作用有集中力矩M1(8轴/D轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e1=75mmM1=F1×e1=(178.55-7.61×3.3)×0.075=11.51KN·mM4(8轴/G轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e1=75mmM4=F4×e4=(178.55-7.61×3.3)×0.075=11.51KN·m则框架在竖向永久荷载作用下的荷载统计见表4.1。表4.1框架梁所受的荷载的统计表楼层均布荷载(kN/m)等效均布荷载(kN/m)集中力(kN)集中力矩(kN·m)q1q2q3q4q5q6F1F4F2F3M1M253.4718.849.42139.28142.210.4510.4543.4715.447.72178.55216.7511.5111.5133.4715.447.72178.55216.7511.5111.5123.4715.447.72178.55216.7511.5111.5113.4715.447.72184.23224.4611.5111.51103
4.2.2竖向永久荷载的内力计算图4.4框架竖向永久荷载图(单位KN、KN/m、KN·m)将上述的荷载导入PK,得到竖向永久荷载作用下的内力M,V,N,分别见图4.5~图4.7。将pk得出的M,V,N图与迭代法计算得出的内力数据进行比对发现数据相差无几,故采用pk得出的M、V、N图。103
图4.5竖向永久荷载M图(单位:KN·m)103
图4.6竖向永久荷载V图(单位:kN)103
图4.7竖向永久荷载N图(单位:kN)103
4.3.1可变荷载作用下的内力计算图4.8竖向可变荷载下框架梁荷载图1.顶层的框架梁所受的荷载计算(1)三角形荷载等效均布荷载q4(屋面传给8/DE轴)q4=2×(2×5÷2)×5/8=6.25KN/mq5(屋面传给8/EF轴)q5=2×(2×2.5÷2)×5/8=3.13KN/mq6(屋面传给8/FG轴)q6=2×(2×5÷2)×5/8=6.25KN/m(2)集中荷载F1(8/D轴框架柱所受到的集中力)F1=板传荷载=2×(1-2×0.422+0.423)×2.5×6=21.64KNF2(8/E轴框架柱所受到的集中力)F2=板传活荷载=2×(1-2×0.422+0.433)×2.5×6+2×(1-2×0.212+0.213)×1.25×6=35.46KNF3(8/F轴框架柱所受到的集中力)F3=板传荷载=2×(1-2×0.422+0.433)×2.5×6+2×(1-2×0.212+0.213)×1.25×6=35.46KNF4(8/G轴框架柱所受到的集中力)F4=板传活荷载=2×(1-2×0.422+0.423)×2.5×6=21.64KN(3)集中力矩由于D轴、F轴框架梁的中心线和柱的中心线不重合,因此在框架节点上还作用有集中力矩M1(8轴/D轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e1=75mm103
M1=F1×e1=21.64×0.075=1.62KN·mM4(8轴/G轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e4=75mmM4=F4×e4=21.64×0.075=1.62KN·m2.一到四层的框架梁所受的荷载(1)三角形荷载等效均布荷载q4(楼面传给8/DE轴)q4=2×(2×5÷2)×5/8=6.25KN/mq5(楼面传给8/EF轴)q5=2×(2.5×2.5÷2)×5/8=3.91KN/mq6(楼面传给8/FG轴)q6=2×(2×5÷2)×5/8=6.25KN/m(2)集中荷载F1(8/D轴框架柱所受到的集中力)F1=板传活荷载=2×(1-2×0.422+0.423)×2.5×6=21.64KNF2(8/E轴框架柱所受到的集中力)F2=板传荷载=2×(1-2×0.422+0.433)×2.5×6+2.5×(1-2×0.212+0.213)×1.25×6=38.91KNF3(8/F轴框架柱所受到的集中力)F3=板传活荷载=2×(1-2×0.422+0.433)×2.5×6+2.5×(1-2×0.212+0.213)×1.25×6=38.91KNF4(8/G轴框架柱所受到的集中力)F4=板传活荷载=2×(1-2×0.422+0.423)×2.5×6=21.64KN(3)集中力矩由于D轴、F轴框架梁的中心线和柱的中心线不重合,因此在框架节点上还作用有集中力矩M1(8轴/D轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e1=75mmM1=F1×e1=21.64×0.075=1.62KN·mM4(8轴/G轴柱所受的集中力矩)纵向框架梁的中心线和柱的中心线的偏心距e1=75mmM4=F4×e4=21.64×0.075=1.62KN·m则框架在竖向永久荷载作用下的荷载统计见表4.2。103
表4.2框架梁所受的活荷载统计表楼层等效均布荷载(kN/m)集中力(kN)集中力矩(kN·m)q4q5q6F1F4F2F3M1M456.253.1321.6435.461.621.6246.253.9121.6438.911.621.6236.253.9121.6438.911.621.6226.253.9121.6438.911.621.6216.253.9121.6438.911.621.62将荷载导入PK,得到竖向可变荷载作用下的内力值M,V,N,见图4.10~图4.12。图4.9可变荷载作用下的受力图(单位:KN、KN/m、KN·m)103
4.3.2竖向可变荷载的内力计算图4.10竖向可变荷载M图(单位:KN·m)103
103
图4.11竖向可变荷载V图(单位:KN)103
图4.12竖向可变荷载N图(单位:KN)103
4.4横向水平风荷载作用下的内力计算1.左风荷载计算由3.3.1中计算出的风荷载可知f1=9.92KNf2=8.91KNf3=9.09KNf4=9.89KNf5=9.16KN则荷载的作用见图4.13图4.13左风荷载示意图(单位:KN)103
2.框架柱在风荷载下的反弯点位置表表4.3D轴/8轴柱反弯点位置层号h/mKy0y1y2y3yyh/m53.30.70.450000.451.4943.30.70.450000.451.4933.30.70.450000.451.4923.30.70.500-0.00750.491.6214.650.890.650000.653.02表4.4E轴/8轴反弯点位置层号h/mKy0y1y2y3yyh/m53.30.70.450000.451.4943.30.70.450000.451.4933.30.70.450000.451.4923.30.70.500-0.00750.491.6214.6530.550000.552.56表4.5F轴/8轴柱反弯点位置层号h/mKy0y1y2y3yyh/m53.320.50000.51.6543.320.50000.51.6533.320.50000.51.6523.320.50000.51.6514.650.890.550000.653.02表4.6G轴/8轴柱反弯点位置层号h/mKy0y1y2y3yyh/m53.320.50000.51.6543.320.50000.51.6533.320.50000.51.6523.320.50000.51.6514.6530.550000.552.56103
表4.7D轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb总/KN·m59.167.8×1041.3×1040.171.531.492.772.272.77419.057.8×1041.3×1040.173.181.495.764.738.03328.147.8×1041.3×1040.174.691.498.516.9913.24237.057.8×1041.3×1040.176.181.6210.3910.0017.38146.976.3×1041.5×1040.2310.93.0215.5428.8425.54表4.8E轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb左/KN·mMb右/KN·m59.167.8×1042.6×1040.333.051.75.045.045.045.04419.057.8×1042.6×1040.336.351.710.4810.4810.45.12328.147.8×1042.6×1040.339.381.715.4815.4817.398.57237.057.8×1042.6×1040.3312.351.720.3820.3824.0311.83146.976.3×1041.7×1040.2712.522.622.8227.9228.9414.26表4.9F轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb左/KN·mMb右/KN·m59.167.8×1042.6×1040.333.051.75.045.045.045.04419.07.8×1042.6×1040.336.351.710.4810.485.1210.4328.17.8×1042.6×1040.339.381.715.4815.488.5717.39237.07.8×1042.6×1040.3312.31.720.3820.3811.8324.03146.96.3×1041.7×1040.2712.53.022.8227.9214.2628.94103
表4.10G轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb总/KN·m59.167.8×1041.3×1040.171.531.492.772.272.77419.057.8×1041.3×1040.173.181.495.764.738.03328.147.8×1041.3×1040.174.691.498.516.9913.24237.057.8×1041.3×1040.176.181.6210.3910.0017.38146.976.3×1041.5×1040.2310.962.5615.5428.8425.54表4.11左风荷载作用下框架柱轴力与梁端剪力层号梁端剪力柱轴力D跨VDEE跨VEFFG跨VFGD轴柱E轴柱F轴柱G轴柱5-1.56-2.021.56-1.560.46-0.461.564-2.63-4.162.63-4.191.53-1.534.193-4.36-6.964.36-8.552.6-2.68.552-5.84-9.615.84-14.393.77-3.7714.391-7.96-11.587.96-22.353.62-3.6222.35注:轴力压力为+拉力为-则左风荷载M、V、N图如图4.14~4.16所示。103
图4.14左风荷载M图(单位:KN·m)103
图4.15左风荷载V图(单位:KN)103
图4.16左风荷载N图(单位:KN)103
1.右风荷载计算由3.3.1中计算出的风荷载可知f1=5.51KNf2=4.95KNf3=5.05KNf4=5.49KNf5=5.09KN则荷载的作用见图4.17图4.17右风荷载图(单位:KN)103
表4.12右风荷载下G轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb总/KN·m55.097.8×10413×1040.170.851.491.541.261.54410.587.8×10413×1040.171.761.493.202.634.46315.637.8×10413×1040.172.611.494.733.887.36220.587.8×10413×1040.173.431.625.775.569.65126.096.3×1041.5×1040.236.092.568.6316.0225.54表4.13右风荷载下F轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb左/KN·mMb右/KN·m55.097.8×1042.6×1040.331.701.652.802.801.001.88410.587.8×1042.6×1040.333.531.655.825.822.845.76315.637.8×1042.6×1040.335.211.658.608.604.769.66220.587.8×1042.6×1040.336.861.6511.311.326.5713.4126.096.3×1041.7×1040.276.953.0212.615.517.9216.1表4.14右风荷载下E轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb左/KN·mMb右/KN·m55.097.8×1042.6×1040.331.701.652.802.801.881.00410.587.8×1042.6×1040.333.531.655.825.825.762.84315.637.8×1042.6×1040.335.211.658.608.609.664.76220.587.8×1042.6×1040.336.861.6511.311.3213.46.57126.096.3×1041.7×1040.276.952.5612.615.5116.17.92103
表4.15右风荷载下D轴柱剪力和梁端弯矩的计算层号Vi/KN∑DDimDim/∑DVicyh/mMc上/KN·mMc下/KN·mMb总/KN·m55.097.8×10413×1040.170.851.491.541.261.54410.587.8×10413×1040.171.761.493.202.634.46315.637.8×10413×1040.172.611.494.733.887.36220.587.8×10413×1040.173.431.625.775.569.65126.096.3×1041.5×1040.236.093.028.6316.0225.54表4.16风荷载作用下框架柱轴力与梁端剪力层号梁端剪力柱轴力DE跨VDEEF跨VEFFG跨VFGD轴柱E轴柱F轴柱G轴柱50.51-1.5-0.510.51-1.001.00-0.5141.46-4.61-1.461.46-3.153.15-1.4632.42-7.73-2.422.42-5.315.31-2.4223.24-10.72-3.243.24-7.487.48-3.2414.42-12.88-4.424.42-8.468.46-4.42注:轴力压力为+拉力为-则右风荷载M、V、N图如图4.18~4.20所示。103
图4.18右风荷载M图(单位:KN·m)103
图4.19右风荷载V图(单位:KN)103
图4.20右风荷载N图(单位:KN)103
4.5横向水平地震作用下的内力计算1.左震荷载计算当横向地震水平作用在一榀框架时,按照该榀框架的修正后的抗侧刚度与整个楼层的抗侧刚度之比来分配,即可得一榀框架在整个楼层处所受的横向地震水平作用fifi=f1=15.73KNf2=28.73KNf3=41.62KNf4=54.52KNf5=64.89KN图4.21左震荷载(单位:KN)将上图荷载导入pk得左震内力图见图4.22~4.24所示。103
图4.22左震荷载M图(单位:KN·m)103
图4.23左震荷载V图(单位:KN)103
图4.24左震荷载N图(单位:KN)103
2.右震荷载下内力计算图4.25右震荷载M图(单位:KN·m)103
图4.26右震荷载V图(单位:KN)103
图4.27右震荷载N图(单位:KN)103
4.6横向框架内力组合4.6.1横向框架的内力组合的方法1.非抗震组合(1)由可变荷载效应控制的组合:(2)由永久荷载效应控制的组合:2.抗震组合:4.6.2横向框架梁的内力组合1.内力调幅:各种荷载情况下得内力求得后,根据最不利又是可能得原则进行内力组合。当考虑结构塑性内力重分布得有利影响时,应在内力组合之前对竖向荷载作用下得内力进行调幅。当有地震作用时,应分别考虑恒荷载和活荷载由可变荷载效应控制得组合,由永久荷载效应控制得组合及重力荷载代表值与地震作用得组合,并比较三种组合得内力,取最不利者。由于构件控制截面得内力值应取自支座边缘处,为此,进行组合前,应先计算各控制截面处得内力值。梁支座边缘处得内力值:--支座边缘截面得弯矩标准值--支座边缘截面得剪力标准值M—梁柱中线交点柱上端控制截面在上层得梁底,柱下端控制截面在下层得梁顶。按轴线计算简图算得柱端内力值,换算成控制截面处得值。为了简化起见,采用轴线处内力值,这样算得的钢筋用量比需要的钢筋用量略微多一点。3.内力组合按上述的4.6.1中的内力组合方法,查《建筑结构荷载规范》3.2荷载组合可得到基本组合的荷载分项系数,(1)永久荷载的分项系数γG:103
当其效应对结构不利时:一般由可变荷载效应控制的组合取1.2;对由永久荷载效应控制的组合,取1.35;(2)可变荷载的分项系数γQ:取1.4;(3)组合值系数Ψci:活荷载的组合值系数取0.7;风荷载的组合值系数取0.6;(4)重力荷载分项系数γG:取1.2;(5)水平地震作用分项系数γEH:取1.3。则本工程的横向框架梁的内力组合有:组合一:S1=1.2SGK+1.4SQK组合二:S2=1.2SGK+1.4SWKLSWKL为左风荷载时的内力组合三:S3=1.2SGK+1.4SWKRSWKR为右风荷载时的内力组合四:S4=1.2SGK+1.4SQK+1.4×0.6SWKL组合五:S5=1.2SGK+1.4×0.7SQK+1.4SWKL组合六:S6=1.2SGK+1.4SQK+1.4×0.6SWKR组合七:S7=1.2SGK+1.4×0.7SQK+1.4SWKR组合八:S8=1.35SGK+1.4×(0.7SQK+0.6SWKL)组合九:S9=1.35SGK+1.4×(0.7SQK+0.6SWKR)组合十:S10=γRE(1.2SGE+1.3SEHKL)SEHKL为左地震荷载时的内力组合十一:S11=γRE(1.2SGE+1.3SEHKR)SEHKR为右地震荷载时的内力γRE为承载力抗震调整系数,查《建筑抗震设计规范》表5.4.2可得,混凝土的梁受弯为0.75,受剪为0.85。则框架梁的内力组合见附表1.1。2.强剪弱弯的计算:查《建筑抗震设计规范》的6.2计算要点中的第3条可得,一、二、三级的框架梁和抗震墙的连梁,其梁端截面组合的剪力设计值应按下式调整:,式中:—梁端组合剪力的设计值;—梁的净跨;—梁重力荷载代表值作用下,按简支梁分析的梁端截面剪力设计值;—分别为梁的左右端反时针或顺时针方向组合的弯矩设计值;—梁端剪力增大系数,本工程为二级框架,取1.2。103
下面以一层梁的DE跨计算为例,说明梁的强剪弱弯的计算过程。并规定,梁的下部受拉为正,上部受拉为负。DE的净跨为:ln=5.0-0.75=4.25m,EF的净跨为:ln=2.5-0.5=2.0m从内力组合表,抗震组合中查得梁的弯矩如下不利左震:=-172.52KN·m=108.32KN·m=48.56×1.2=58.27KN不利右震:124.27KN·m=-145.05KN·m=-45.76×1.2=-54.91KN将上述数据代入公式+不利左震:不利右震:故选取最大剪力再进行承载力调整即DE跨梁端剪力VDE=137.57×0.85=112.34KN其他梁强剪弱弯调整以及承载力调幅见附表1-14.6.3横向框架柱的内力组合1.框架柱柱端弯矩组合设计值的调整(强柱弱梁):在考虑抗震的组合时,为了满足强柱弱梁的设计,将柱端的弯矩进行调整。且《建筑抗震设计规范》的6.2计算要点中的第2条可得,一、二、三、四级框架的梁柱节点处,除框架顶层和柱轴压比小于0.15者及框支梁与框支柱的节点外,柱端组合的弯矩设计值应符合下式要求:。式中:—节点上下柱端截面顺时针或反时针方向组合的弯矩设计值之和,上下柱端的弯矩弯矩设计值,可按弹性分析分配;—节点左右梁端截面反时针或顺时针方向组合的弯矩设计值之和;—框架柱端弯矩的增大系数,本工程为二级框架,取1.5。经轴压比验算五层的柱不需要进行调整,计算结果见附录1-2下面以D柱的一层柱顶计算为例,来说明框架柱柱端弯矩组合设计值的调整的计算过程。并规定,柱的右侧受拉为正,左侧受拉为负。从梁的内力组合中(抗震组合),可以分别得到梁在不利的左震和右震,情况下经过抗震承载力调整后并调整到柱的边103
所对应的弯矩,可以得到弯矩设计值较大值为(不利左震),则查柱的内力组合中,不利的左震对应的柱的弯矩为,。则:将柱的弯矩除以抗震调整系数,并调到梁的边,以一层A柱为例可得到:M上=37.92KN·mM下=66.84KN·m∑M柱=37.92+66.84=104.76kN·m∑M梁=129.39kN·m∑M柱<1.5∑MA梁=1.5×129.39=194.09kN·m则,经过分配可得:以此算法再算出右震下柱端弯矩设计值的调整值再从左震、右震中选出调整后的值中的较大者即可框架柱柱端弯矩组合设计值的调整值,见附录1-3。3.框架柱的剪力组合及调整:根据《建筑抗震设计规范》6.2.5的规定,一、二、三、四级的框架柱的剪力设计值应按下式调整,式中:柱端截面组合的剪力设计值;柱的净高;分别为柱的下上端顺时针和反时针方向截面组合的弯矩设计值;柱剪力增大系数,本工程为二级框架取1.3。再以一层A柱为例说明框架柱剪力设计值的调整过程:Hn=4.05-0.5=3.55其余柱的剪力设计值的调整值见附表1-45构件设计5.1梁截面设计梁采用的是C30等级的混凝土。,则查《混凝土结构设计规范》第7.1.3条可得;取梁的保护层厚度为C=35mm;查表4.1.4可得,;钢筋的等级为HRB335,查表4.2.3-1可得,。103
5.1.1梁正截面设计查《混凝土结构设计规范》表11.3.6-1可得,二级框架的纵向受力钢筋的最小配筋率为:支座为:跨中为:手算算例:仅以第一层的DE跨为例,说明梁的正截面的计算过程和方法。AB跨梁的截面尺寸为250mm×500mm,则as=35mmh0-as=500-35=465mm计算简图见图5.1。图5.1计算简图当梁下部受拉时,按T形截面,上部受拉时,按矩形截面来设计。根据《混凝土结构设计规范》7.2.3规定:受压翼缘计算宽度:当按跨度考虑时,;按梁间距离考虑时:;按翼缘高度考虑:;取较小值为:=1700mm。1.DE跨中(2-2)截面按T形截面设计,M=47.92kN·m(1)判别T形截面的类别由于:1264.12KN·m〉47.92KN·m故该截面为第一类T形截面。(2)配筋计算2而Asmin==0.25%×250×500=312.5mm2所以选用2B16选用的钢筋As=402mm2〉312.5mm2所以满足要求。103
将下部截面的2B16钢筋深入支座,作为支座负弯矩作用下的受压钢筋(=402mm2),再计算相应的受拉钢筋As。即对于支座处的钢筋采用的双筋矩形截面的计算方法。2、DE跨左支座(1-1)截面在《建筑抗震设计规范》第11.3.1条可得:在计算中,计入纵向受压钢筋的梁端混凝土受压区高度应符合(二三级抗震等级)要求。且梁端的纵向受拉钢筋的配筋率不应大于2.5%。从梁的内力组合表中,选出最不利的内力M=-108.79KN·m,进行支座负筋的计算。说明受压区所配钢筋的面积较大,且不能达到其抗压强度的设计值,因此,取。2选配钢筋3B20(As=942mm2)而,满足要求3、DE跨右支座(3-3)截面M=-123.31KN·m2选配钢筋3B20,(As=942mm2)而,所以满足要求。其他梁的配筋见表5.1103
表5.1框架梁纵向受力钢筋的计算表楼层构件截面M(kN·m)αsξAs(mm2)A"s(mm2)Asmin选用钢筋实际钢筋面积(mm2)配筋率%A"s/As五层DE左-47.9-0.0007-0.00073714033492B164020.31中56.280.01070.01074033132B164020.3右-41.28-0.0006-0.00063204033492B164020.31EF左-20.96-0.0003-0.00031623492B164020.3中3132B164020.3右-20.96-0.0003-0.00031623492B164020.3FG左-41.28-0.0006-0.00063203953492B164020.30.9中55.090.01050.01053953132B164020.3右47.91-0.0007-0.00073713953492B164020.30.9一层DE左-129.390.0740.0778434023493B209420.80.43中47.920.010.013773132B206280.5右-108.790.0920.0939564023493B209420.80.43EF左-123.310.0690.06910023494B2012560.9中3132B206280.5右-123.310.0690.06910023494B2012560.9FG左-108.790.0920.0939563593493B209420.80.38中50.020.00950.00953593132B164020.3右-129.390.0740.0748433593493B209420.80.38103
5.1.2梁斜截面设计梁的箍筋采用HRB335级钢筋,则查《混凝土结构设计规范》表4.2.3-1可得:根据《建筑抗震设计规范》11.3.3条可知:考虑地震组合的矩形、T形、I形截面框架梁,当跨高比大于2.5时,其受剪截面应符合下列条件:当跨高比不大于2.5时,其受剪截面应符合下列条件:DE梁净跨=4250,梁截面的腹板高度。跨高比:=4250/335=12.87V=174.83K故满足截面尺寸要求。验算是否按计算配置箍筋:根据《混凝土结构设计规范》11.3.4条规定:当仅配置箍筋时,矩形、T形和I形截面受弯构件的斜截面受剪承载力应符合下列规定:—斜截面混凝土受剪承载力系数,对于一般受弯构件取0.7;对集中荷载作用(包括作用有多种荷载,其中集中荷载对支座截面或节点边缘所产生的剪力值占总剪力的75%以上的情况)的独立梁,取为,λ为计算截面的剪跨比,可取λ=,a为集中荷载作用点至支座边缘截面或节点边缘的距离,当λ小于1.5时,取1.5,当λ大于3时,取3。故需要按计算配置箍筋mm2/mm按《建筑抗震设计规范》6.3.3中规定:建筑抗震等级为二级的框架梁,梁端箍筋加密区长度取,箍筋最大间距取,箍筋最小直径为8mm。加密区长度:mm,取800mm加密区箍筋最大间距:100mm因此加密区箍筋间距取100mm,非加密区箍筋间距取150mm,满足要求。选用二肢箍B8@100,实有103
2/mm根据《混凝土结构设计规范》11.3.9条规定:梁端设置的第一个箍筋距框架节点边缘不应大于50mm。非加密区的箍筋间距不宜大于加密区间距的2倍。沿梁全长箍筋的面积配筋率ρsv应符合下列规定:对于抗震等级为二级的框架梁满足要求。根据《混凝土结构设计规范》11.3.8条规定:梁箍筋加密区长度内的箍筋肢距:一级抗震等级,不宜大于200mm和20倍箍筋直径的较大值;二、三级抗震等级,不宜大于250mm和20倍箍筋直径的较大值;各抗震等级下,均不宜大于300mm。箍筋肢距:mm(满足要求)其他梁配箍情况见表5.2表5.2框架梁箍筋配筋表层号截面V0.2βcfcbh0加密区配箍非加密区配箍ρsv%ρsvmin一层DE116.93332.480.38双肢B8@100双肢B8@1500.40.133EF174.84332.480.75双肢B8@100双肢B8@1500.40.133FG116.93332.480.38双肢B8@100双肢B8@1500.40.133五层DE77.2332.480.028双肢B8@100双肢B8@1500.40.133EF33.16332.48-0.2双肢B8@100双肢B8@1500.40.133FG73.85332.480.03双肢B8@100双肢B8@1500.40.1335.2柱截面设计框架柱采用C30的混凝土,其设计强度:fc=14.3N/mm2,ft=1.43N/mm2。钢筋选用HRB400,=360N/mm2,箍筋选用HRB400,=360N/mm2103
,选取了底层的边柱D/8柱为例进行详细的过程计算,其它框架柱的计算过程从略,计算结果见表:5.2.1剪跨比和轴压比的验算根据《混凝土结构设计规范》8.2.1条可知柱的最小保护层厚度:二b类环境取35mm。即根据《建筑抗震设计规范》6.3.6条规定:对于抗震等级为二级的框架结构轴压比限值为0.75,剪跨比>2,计算结果见表5.3,表中的弯矩、剪力、轴力都不考虑承载力抗震调整系数。由表5.3可知剪跨比和轴压比都符合规范要求。表5.3框架柱剪跨比、轴压比计算表柱号层次b/mmh0/mmfc/N/mm2Mc/kN·mVc/kNN/kNN/fcbh0D柱五层50044514.3-67.1246.533313.240.10四层50044514.3-67.1771.27671.172.120.21三层50044514.3-80.396.94916.712.010.29二层50044514.3-84.575.071357.52.530.43一层50044514.3-160.166.161705.95.440.54E柱五层50044514.3136.946.53370.256.610.12四层50044514.395.974.5794.452.890.25三层50044514.3127.9108.771219.532.640.38二层50044514.3204.99149.261645.563.090.52一层50044514.3186.8102.382079.664.100.655.2.2一层D柱的正截面承载力计算计算要点:①ξb=0.518,当ξ<ξb时为大偏心受压柱;ξ>ξb时为小偏心受压柱。②ea取20mm和h/30两者中的较大值。③且≤1.0。由于内力组合时已经进行过承载力调整故直接从内力组合表附表1-2中选取内力。1.第一种组合:MmaX对应的NMmaX=-160.1KN·mN=1111.54KNMD上=-88.54103
根据《混凝土结构设计规范》6.2.20条规定:框架结构各层柱的计算长度,对于现浇楼盖,底层柱的计算长度,其余各层柱的计算长根据《混凝土结构设计规范》6.2.3规定,弯矩作用平面内截面对称的偏心受压构件,当同一主轴方向的杆端弯矩比M1/M2不大于0.9且轴压比不大于0.9时,若构件的长细比满足公式lc/i≤34-12(M1/M2)的要求,可不考虑轴向压力在该方向挠曲杆件中产生的附加弯矩影响。式中:M1、M2分别为已考虑侧移影响的偏心受压构件两端截面按结构弹性分析确定的对同一主轴的组合弯矩设计值;lc为构件的计算长度;i为偏心方向的截面回转半径lc=3600lc/i=3600/144.33=24.94≤34-12(M1/M2)=34-12×0.55=27.4,故不考虑附加弯矩的影响。因此按大偏心受压配筋对称配筋=-199.7mm22.第二种组合:Nmax对应的MM=-20.01KN·mNmax=1705.09KNMD上=-23.79lc=3600lc/i=3600/144.33=24.9434-12(M1/M2)=34-12×1.18=19.84,故需考虑附加弯矩的影响。偏心距调整系数:103
考虑附加弯矩后的设计弯矩:M=CmηM2=1.054×1×23.79=25.07因此按小偏心受压配筋=-1343.54mm2<0故按构造要求配筋。根据《建筑抗震设计规范》6.3.7条规定:对于抗震等级为二级,钢筋强度标准值为400Mpa,柱纵向受力钢筋的最小总配筋率为0.8%+0.05%=0.85%。同时每一侧配筋率不应小于0.2%。再根据《建筑抗震设计规范》6.3.8条规定:柱的纵向钢筋宜对称配置;截面边长大于400mm的柱,纵向钢筋间距不宜大于200mm;柱总配筋率不应大于5%。mm2mm2mm2选320,m2,,满足要求。3.第三种组合:及对应的M,一般情况下不起控制作用,故不予考虑。5.2.3一层E柱的正截面承载力计算由于内力组合时已经进行过承载力调整故直接从内力组合表附表1-2中选取内力。1.第一种组合:MmaX对应的NMmaX=186.8KN·mN=1491.36KNME上=-25.75KM.mlc=3600lc/i=3600/144.33=24.94≤34-12(M1/M2)=34-12×0.14=32.32,故不考虑附加弯矩的影响。103
因此按大偏心受压配筋对称配筋:=-187.45mm22.第二种组合:Nmax对应的MM=29.72KN·mNmax=2079.66KNMD上=31.08KN·mlc=3600lc/i=3600/144.33=24.9434-12(M1/M2)=34-12×1.04=21.52,故需考虑附加弯矩的影响。偏心距调整系数:考虑附加弯矩后的设计弯矩:M=CmηM2=1.01×1×29.72=30.01KN·m因此按小偏心受压配筋=-1189mm2<0故按构造要求配筋。根据《建筑抗震设计规范》6.3.7条规定:对于抗震等级为二级,钢筋强度标准值为400Mpa,柱纵向受力钢筋的最小总配筋率为0.8%+0.05%=0.85%。同时每一侧配筋率不应小于0.2%。103
再根据《建筑抗震设计规范》6.3.8条规定:柱的纵向钢筋宜对称配置;截面边长大于400mm的柱,纵向钢筋间距不宜大于200mm;柱总配筋率不应大于5%。mm2mm2mm2选3C20,m2,,满足要求。框架柱配筋见表5.4103
表5.4柱配筋计算层号柱号M(KN·m)N/KNe0/mmei/mmx偏心e/mmξAS/mm2实际配筋五层D67.12188.41356.24376.2426.35大571.240.06173.683C20(942)32.17331.796.99116.9946.39大311.990.10-283.083C20(942)E69.5227.42305.60325.6031.81大520.600.07132.023C20(942)24.02370.2564.8884.88小279.880.63-3811.743C20(942)F69.5226.34307.06327.0631.66大522.060.07133.623C20(942)22.14370.759.7279.72小274.720.63-3824.453C20(942)G67.12218.15307.68327.6830.51大522.680.07128.863C20(942)33.02332.5899.28119.28小314.280.60-3683.563C20(942)一层D160.11111.54144.03164.03155.46大359.030.34-144.373C20(942)22.011705.0912.9132.91小227.910.52-1309.843C20(942)E186.81491.36125.25145.25208.58大340.250.46-111.053C20(942)29.722079.6614.2934.29小229.290.64-1189.123C20(942)F186.841336.74139.77159.77186.96大354.770.41-64.253C20(942)19.352083.739.2929.29小224.290.64-1261.493C20(942)G160.011226.17130.50150.50171.49大345.500.38-207.493C20(942)32.861708.0619.2439.24小234.240.53-1232.593C20(942)103
3.第三种组合:及对应的M,一般情况下,不起控制作用,故不予考虑。5.2.4D柱斜截面受剪承载力计算查附表1-4可知框架柱D的剪力设计值V=66.16kN《混凝土结构设计规范》GB50010-2010中的11.4.6规定,考虑地震组合的矩形截面框架柱和框支柱,其受剪截面应符合:剪跨比λ大于2的框架柱式中:λ—框架柱、框支柱的计算剪跨比,取M/(Vh0)。《混凝土结构设计规范》GB50010-2010中的11.4.7规定,考虑地震组合的矩形截面框架柱和框支柱,其斜截面受剪承载力应符合下列规定:式中:λ—框架柱、框支柱的计算剪跨比,取M/(Vh0);当λ小于1.0时,取1.0;当λ大于3.0时,取3.0;N—考虑地震组合的框架柱、框支柱的轴向压力设计值,当大于0.3fcA时,取0.3fcA,此处,A为构件的截面面积。故柱截面尺寸满足要求。剪跨比由前剪跨比和轴压比计算表得(取)。根据《混凝土结构设计规范》11.4.7条规定:考虑地震组合的矩形截面框架柱或框支柱,其斜截面受剪承载力计算应符合下列规定—框架柱或框支柱的剪跨比;当小于1.0时,取1.0;当大于3.0时,取3.0。N—考虑地震组合的框架柱、框支柱轴向压力的设计值,当N大于0.3fcA时,取0.3fcA。所以取N=0.3fcA=1072.5kN103
故该层柱应按构造配置箍筋。根据《建筑抗震设计规范》6.3.6条规定:对于抗震等级为二级的框架柱的箍筋加密区的箍筋间距,取8d和100中的较小值,箍筋最小直径取8mm。柱端加密区的箍筋选用2肢8@100。由上面的计算可得一层A柱底的轴压比n=0.54,由《混凝土结构设计规范》中表11.4.17查得λv=0.11,根据《建筑抗震设计规范》6.3.9规定:1.柱的箍筋加密范围,应按下列规定采用:1)柱端,取截面高度(圆柱直径)、柱净高的1/6和500mm三者的最大值;2)底层柱的下端不小于柱净高的1/3;3)刚性地面上下各500mm;4)剪跨比不大于2的柱、因设置填充墙等形成的柱净高与柱截面高度之比不大于4的柱、框支柱、一级和二级框架的角柱,取全高。2.柱箍筋加密区的箍筋肢距,一级不宜大于200mm,二、三级不宜大于250mm,四级不宜大于300mm。至少每隔一根纵向钢筋宜在两个方向有箍筋或拉筋约束;采用拉筋复合箍时,拉筋宜紧靠纵向钢筋并钩住箍筋。3柱箍筋加密区的体积配箍率,应按下列规定采用:—柱箍筋加密区的体积配箍率,一级不应小于0.8%,二级不应小于0.6%,三、四级不应小于0.4%;—混凝土轴心抗压强度设计值;—箍筋或拉筋抗拉强度设计值;—最小配箍特征值。取8,mm2,则196.5mm。根据构造要求,取加密区箍筋2肢8@100。根据规范规定:柱上端加密区长度取800mm。柱下端加密区长度,取1400mm。柱与刚性地面交接处上下各500mm103
根据《建筑抗震设计规范》6.3.9条第4条规定:柱箍筋非加密区的箍筋配置,应符合下列要求:1)柱箍筋非加密区的体积配箍率不宜小于加密区的50%。2)箍筋间距,一、二级框架柱不应大于10倍纵向钢筋直径,三、四级框架柱不应大于15倍纵向钢筋直径。即故取非加密区箍筋2肢B8@150。5.2.5E柱斜截面受剪承载力计算由前计算查附表1-4可得框架一层E柱的剪力设计值V=102.38KN《混凝土结构设计规范》GB50010-2010中的11.4.6规定,考虑地震组合的矩形截面框架柱和框支柱,其受剪截面应符合:剪跨比λ大于2的框架柱式中:λ—框架柱、框支柱的计算剪跨比,取M/(Vh0)。《混凝土结构设计规范》GB50010-2010中的11.4.7规定,考虑地震组合的矩形截面框架柱和框支柱,其斜截面受剪承载力应符合下列规定:式中:λ—框架柱、框支柱的计算剪跨比,取M/(Vh0);当λ小于1.0时,取1.0;当λ大于3.0时,取3.0;N—考虑地震组合的框架柱、框支柱的轴向压力设计值,当大于0.3fcA时,取0.3fcA,此处,A为构件的截面面积。故柱截面尺寸满足要求。由前计算表可得剪跨比(取)取与、相对应的轴力计算,根据《混凝土结构设计规范》11.4.7条规定:考虑地震组合的矩形截面框架柱或框支柱,其斜截面受剪承载力计算应符合下列规定式中:λ—框架柱、框支柱的计算剪跨比,取M/(Vh0);当λ小于1.0时,取1.0;当λ大于3.0时,取3.0;N—考虑地震组合的框架柱、框支柱的轴向压力设计值,当大于0.3fcA时,取0.3fcA,此处,A为构件的截面面积。103
所以取N=1072.5kN故该层柱应按构造配置箍筋。根据《建筑抗震设计规范》6.3.6条规定:对于抗震等级为三级的框架柱的箍筋加密区的箍筋间距,取8d和150(柱根100)中的较小值,箍筋最小直径取8mm。mm柱端加密区的箍筋选用3肢B8@100。由上面的计算可得车库层B柱底的轴压比n=0.383,由《混凝土结构设计规范》中表11.4.17查得λv=0.088,根据《建筑抗震设计规范》6.3.9规定:1.柱的箍筋加密范围,应按下列规定采用:1)柱端,取截面高度(圆柱直径)、柱净高的1/6和500mm三者的最大值;2)底层柱的下端不小于柱净高的1/3;3)刚性地面上下各500mm;4)剪跨比不大于2的柱、因设置填充墙等形成的柱净高与柱截面高度之比不大于4的柱、框支柱、一级和二级框架的角柱,取全高。2.柱箍筋加密区的箍筋肢距,一级不宜大于200mm,二、三级不宜大于250mm,四级不宜大于300mm。至少每隔一根纵向钢筋宜在两个方向有箍筋或拉筋约束;采用拉筋复合箍时,拉筋宜紧靠纵向钢筋并钩住箍筋。3柱箍筋加密区的体积配箍率,应按下列规定采用:—柱箍筋加密区的体积配箍率,一级不应小于0.8%,二级不应小于0.6%,三、四级不应小于0.4%;—混凝土轴心抗压强度设计值;—箍筋或拉筋抗拉强度设计值;—最小配箍特征值。即:取0.6%取B8,mm2,则196.5mm。根据构造要求,取加密区箍筋为2肢B8@100。根据规范规定:柱上端加密区长度取800mm柱下端加密区长度,取1400mm。柱与刚性地面交接处上下各500mm103
根据《建筑抗震设计规范》6.3.9条第4条规定:柱箍筋非加密区的箍筋配置,应符合下列要求:1)柱箍筋非加密区的体积配箍率不宜小于加密区的50%。2)箍筋间距,一、二级框架柱不应大于10倍纵向钢筋直径,三、四级框架柱不应大于15倍纵向钢筋直径。即mm故取非加密区箍筋2肢B8@150。则框架柱箍筋数量配比见表5.5表5.5框架柱箍筋数量统计表层号截面V/KN0.2βcfcbh0N/KN0.3fcA/KNAsv/s(mm)加密区实配非加密区实配五层D柱46.53765>V331.71072.05<0双肢B8@100双肢B8@100E柱46.53765>V370.251072.05<0双肢B8@100双肢B8@100F柱39.95765>V370.71072.05<0双肢B8@100双肢B8@100G柱31.55765>V332.581072.05<0双肢B8@100双肢B8@100一层D柱66.16765>V1072.51072.05<0双肢B8@100双肢B8@100E柱102.38765>V2079.661072.05<0双肢B8@100双肢B8@100F柱83.17765>V2083.731072.05<0双肢B8@100双肢B8@100G柱83.17765>V1708.061072.05<0双肢B8@100双肢B8@1005.3框架梁柱节点核心区截面抗震验算5.3.1规范规定1.《建筑抗震设计规范》中的D.1.1规定:一、二、三级框架梁柱节点核芯区组合的剪力设计值V,应按下列公式确定:103
式中:Vj—梁柱节点核心区组合的剪力设计值;hb0—梁截面的有效高度;—梁受压钢筋合理点至受压边缘的距离;Hc—柱的计算高度,可采用上、下柱反弯点之间的距离;hb—梁截面高度;ηjb—强节点系数,抗震等级为二级的框架宜取1.35;∑Mb—节点左右梁端截面顺时针或反时针方向截面组合的弯矩设计值之和;2.《建筑抗震设计规范》中的D.1.3规定,节点核心区组合的剪力设计值,应符合下列要求:式中:ηj—正交梁的约束影响系数,可采用1.0;hj—节点核心区的截面高度。3.《建筑抗震设计规范》中的D.1.3规定,节点核芯区截面抗震受剪承载力,应采用下列公式进行验算:—对应于组合剪力设计值的上柱组合轴向压力较小值,其取值不应大于柱的截面面积和混凝土轴心抗压强度设计值的乘积的50%,当为拉力时,取;—核芯区有效验算宽度范围内同一截面验算方向的箍筋的总截面面积;5.3.2一层E节点核芯区截面验算由节点两侧梁的受弯承载力计算节点核心区的剪力设计值,梁截面的高度和有效高度为:hb=500mm,hb0=500-55=445mm(左震)Hc=0.48×4.05+0.5×3.6=3.744m剪力设计值:因bb=250mm≥500/2=250,故取bj=bc=500mm,hj=500mm,满足要求。103
节点核芯区的受剪承载力计算时,N取一层柱底轴力N=2079.66/0.8=2599.58kN和0.5fcA=0.5×14.3×5002=1787.5kN二者中的较小者,故取N=1787.5kN。设节点区配箍为4肢B8@100则==1569.48〉192KN故承载力满足要求。5.3.3一层D节点核芯区截面验算由节点两侧梁的受弯承载力计算节点核心区的剪力设计值,梁截面的高度和有效高度为:hb=500mm,hb0=500-55=445mm·m(左震)Hc=0.48×4.05+0.5×3.6=3.744m剪力设计值:因bb=350mm≥500/2=250,故取bj=bc=500mm,hj=5000mm,满足要求。节点核芯区的受剪承载力计算时,N取一层柱底轴力N=1705.09/0.8=2131.36kN和0.5fcA=0.5×14.3×4502=1787.5kN二者中的较小者,故取N=1797.5kN。设节点区配箍为4肢B8@100则==1569.48〉192KN故承载力满足要求。6楼板的设计6.1设计内容本设计的板为:四边固支,且均为双向板。采用C30的混凝土,钢筋均为HRB400的钢筋。取二层上的板为例进行板配筋的计算。6.2荷载取值由前面第三章荷载计算,可得:楼面一的恒荷载为:4.94KN/m2楼面的活荷载为:2.0kN/m26.3板的配筋计算1.取7、8轴和D、E轴之间的板(办公室)进行计算:该板为四边固支,计算简图见下图6.1103
图6.1板的计算简图该板属于双向板,按弹性理论进行计算:跨中或支座弯矩由下式计算:对混凝土可取v=0.2。6.3荷载的设计值计算板的荷载基本组合考虑以下两种情况:活荷载起控制作用时:各楼层q=1.4qk=1.4×2=2.8KN/mm2130厚楼板g=1.2gk=1.2×4.92=5.93KN/mm2q/2=2.8/2=1.4KN/mm2g+q=2.8+5.93=8.73KN/mm2q/2+g=1.4+5.93=7.33KN/mm2恒荷载起控制作用时:103
各楼层q=1.4×0.7qk=1.4×0.7×2.0=1.96KN/mm2130厚楼板g=1.35gk=1.35×4.94=6.67KN/mm2q/2=1.96/2=0.98KN/mm2g+q=1.96+6.67=8.63KN/mm2q/2+g=0.98+6.67=7.65KN/mm26.4计算跨度7、8轴与D、E轴围成的板(130厚)l01=lc=6.0ml02=lc1=5.0m6.57、8轴与D、E轴围成的板(130厚)的弯矩计算l02=l01=0.831.活荷载控制作用下:1)跨中弯矩的计算:=(0.0243+0.2×0.0150)(g+q/2)+(0.0528+0.2×0.0343)q/2=7.44=(0.0216+0.2×0.0261)(g+q/2)+(0.0342+0.2×0.0528)q/2=6.482)支座弯矩计算:=-0.0641(g+q)=-11.74=-0.0554(g+q)=-10.152.恒荷载控制作用下:1)跨中弯矩的计算:=(0.0243+0.2×0.0150)(g+q/2)+(0.0528+0.2×0.0343)q/2=8.19=(0.0216+0.2×0.0261)(g+q/2)+(0.0342+0.2×0.0528)q/2=6.232)支座弯矩计算:=-0.0641(g+q)=-12.26=-0.0554(g+q)=-10.60取两种荷载作用下弯矩较大值进行配筋计算。6.67、8轴与D、E轴围成的板(130厚)的截面设计1.m1方向跨中:Mu=8.19as=25mm2采用C8@180,As=279mm2。验算适用条件:x=ξh0=0.026×105=2.73mm<ξbh0=0.518×105=54.39mm满足要求。103
同时,满足要求。支座处:Mu=-12.26采用C8@130,As=387mm2。验算适用条件:x=ξh0=0.081×105=8.5mm<ξbh0=0.518×105=54.39mm,满足要求。同时,满足要求。2.对于m2方向跨中:Mu=6.48KN·m采用C8@180,As=279mm2。验算适用条件:x=ξh0=0.041×105=4.3mm<ξbh0=0.518×105=54.39mm,满足要求。同时,满足要求。支座处:Mu=-10.60采用C8@150,As=335mm2。验算适用条件:x=ξh0=0.069×105=7.2mm<ξbh0=0.518×105=54.39mm满足要求同时,满足要求。7基础设计7.1尺寸初估1.确定基础的埋置深度dd=1500mm将该独立基础设计成阶梯形,取基础高度为800mm,基础分二级,室内外高差450mm。2.确定地基承载特征值fa103
假设b<3m,因d=1.6m>0.5m故只需对地基承载力特征值进行深度修正,确定基础的底面面积查柱内力组合表得一层E柱底内力分别为:M=29.72KN·mN=2079.66KNV=102.38KN考虑偏心荷载影响,基础底面积初步扩大20%,于是A=1.2A0=1.2×10.78=12.94m2取b=l=3.6m,A=12.94m27.2持力层强度验算作用在基底形心的竖向力值、力矩值分别为m符合要求。<1.2fa=1.2×225.74kN/m2=270.89kN/m2<fa=225.74kN/m2故持力层强度满足要求。7.3基础冲切验算现选用混凝土强度等级C35,HRB400钢筋,查得混凝土ft=1.57N/mm2=1570kN/m2,钢筋fy=360N/mm2。基底最大净反力设计值1.柱边基础截面抗冲切验算:h0=750mm;l=3.6m;b=3.6m;at=ac=0.50m;bc=0.50mat+2h0=0.50+2×0.75=2.0m<b=3.6m;取ab=2.0mam=(at+ab)/2=(0.5+2.0)/2=1.25m因偏心受压冲切力为满足要求。103
2.变阶一处,,=h-50=400-50=350mm,h01=400mm=+2=1.9+2×0.35=2.6m83.2kN满足要求。103
参考文献[1]刘新安.土力学与地基基础[M].天津:天津科学技术出版社,2013.[2]姚文娟,叶志明.房屋建筑及结构设计[M].北京:高等教育出版社,2009.[3]沈浦生,梁兴文.混凝土结构设计[M].4版.北京:高等教育出版社,2012.[4]李国强,李杰,陈素文,陈建兵.建筑结构抗震设计[M].4版.北京:中国工业出版社,2014.[5]中华人民共和国住房和城乡建设部.GB50011-2010建筑抗震设计规范[S].北京:中国建筑工业出版社,2010.[6]中华人民共和国住房和城乡建设部.GB50011-2010混凝土结构设计规范[S].北京:中国建筑工业出版社,2010.[7]中华人民共和国住房和城乡建设部.GB50007-2011建筑地基基础设计规范[S].北京:中国建筑工业出版社,2011.[8]中华人民共和国住房和城乡建设部.GB50009-2012建筑结构荷载规范[S].北京:中国建筑工业出版社,2012.[9]中华人民共和国住房和城乡建设部.GB50068-2012建筑结构可靠度设计统一标准[S].北京:中国建筑工业出版社,2012.[10]中华人民共和国住房和城乡建设部.GB50016-2014建筑设计防火规范[S].北京:中国建筑工业出版社,2014.[11]中华人民共和国住房和城乡建设部.GB50352-2005民用建筑设计通则[S].北京:中国建筑工业出版社,2005.103
致谢春华秋实,岁月冉冉,经过四年基础与专业知识的学习,伴随着毕业时刻的来临,紧张的毕业设计也终于完成了。在孙明老师指导和同学的帮助下,我成功地完成了这次的设计课题——某税务办公楼的框架结构设计。此课题设计历时约三个月,在这三个月中,我能根据设计进度的安排,紧密地和本组同学合作,按时按量的完成自己的设计任务。在设计中温习了大学所学的专业知识,并借阅了各种规范。通过所学的基本理论、专业知识和基本技能进行建筑、结构设计。当厚厚的一本计算书,十几张改了又改的图纸摆在了我的面前,疲惫的我终于露出了会心的笑容,慢慢翻过,设计的过程还历历在目,如今全部的心血就在眼前。回顾整个设计过程,遇到过困难和挫折,感到过彷徨和无知。从建筑设计开始就小心谨慎而又考虑周全,不得不反复修改,重新论证,一直到结束都是在不断的修改过程中逐渐完善,使我养成了严谨的学习态度,这无论是对以后的工作还是科研都是大有裨益的。毕业设计是对专业知识的一次综合应用、扩充和深化,也是对我们理论运用于实际设计的一次锻炼。我学习和体会到了建筑结构设计的基本技能和思想:本着建筑以人为本的思想,力求做到实用、经济、美观;在设计一幢建筑物的过程中,应该严格按照建筑规范的要求,同时也要考虑各个工种的协调和合作。这就要求一个结构工程师应该具备灵活的一面,不仅要抓住建筑结构设计的主要矛盾,同时也要全面地考虑一些细节和局部的设计。在毕业设计的过程中,我深深地认识到各种规范和规定是结构设计的灵魂,一定要好好把握。在以后的学习和工作中,要不断加强对规范的学习和体会,有了这个根本,我们就不会犯工程上的低级错误,同时我们在处理工程问题时就有了更大的灵活性。感谢孙明老师,感谢同组的设计同学,在毕业设计这段日子里,他们和我一块努力奋斗同进共退,相互鼓励相互扶持,在我的毕业设计过程中提出了很多好意见,让我深深体会到了团队工作的力量。即将毕业,毕业设计这段时间将使我终身难忘。在以后的工作中,我将更加对基础知识的学习,继续扎实的学习土木工程的专业知识,理论与实际相结合,争取早日成为一名优秀的结构工程师。在此,我要对在几个月中辛勤指导的、以及院里的其他老师表达最衷心的谢意。老师们孜孜不倦,不厌其烦的讲解使我受益非浅,老师严格的要求也在整个过程中不断督促我按计划进度完成任务。还有,我永远不会忘记,老师们和蔼可亲的形象,严谨认真的治学态度,以及倾囊相授的品格将会深深地刻在我的回忆中,他们深厚的学术功底和诲人不倦的高尚师德将让我受用一生。103
附录A附表1-1框架梁内力组合表单位:弯矩(kN·m)/剪力(kN)/轴力(kN)杆件编号控制截面内力种类竖向荷载水平荷载重力荷载内力组合恒载SGK活载SQK左风SWKL右风SWKR左震SERKL右震SERKRSGES1S2S3S4S5S6S7S8S9S10S11五层DE梁左端M-17.8-5.98-2.381.41-29.9529.95-20.79-29.73-24.69-19.39-31.89-28.88-28.89-27.12-31.89-28.71-63.8813.99V48.8914.54-1.560.51-131356.1679.0256.4859.3875.0266.6679.3377.6378.9480.6850.4984.29跨中M33.510.31.140.27-0.70.738.6554.6241.8040.5854.6149.0154.7853.5256.2855.5545.4747.29右端M-13.12-3.634.65-0.8728.55-28.55-14.94-20.83-9.23-16.96-14.46-11.78-21.35-21.41-17.36-22.0019.19-55.04V-45.99-13.14-1.560.51-1313-52.56-73.58-57.37-54.47-73.71-66.57-73.28-71.10-76.27-74.54-79.97-46.17五层EF梁左端M-7.58-2.13-4.541.51-13.5213.52-8.65-12.08-15.45-6.98-17.50-16.94-11.17-9.88-16.13-11.05-27.957.20V13.343.18-2.021.5-13.5213.5214.9320.4613.1818.1117.4715.4121.3621.9019.4322.390.3435.49跨中M1.1-0.100001.051.181.321.321.191.251.181.191.391.391.261.26右端M-7.58-2.134.54-1.5113.52-13.52-8.65-12.08-2.74-11.21-6.06-4.23-12.98-13.68-8.51-13.597.20-27.95V-13.343.18-2.021.5-13.5213.52-11.75-11.56-18.84-13.91-14.55-16.61-10.66-10.11-16.59-13.63-31.683.48五层FG梁左端M-13.12-3.63-4.650.87-28.5528.55-14.94-20.83-22.25-14.53-26.18-24.80-20.30-19.22-25.18-20.54-55.0419.19V-45.99-13.14-1.560.51-1313-52.56-73.58-57.37-54.47-73.71-66.57-73.28-71.10-76.27-74.54-79.97-46.17跨中M33.510.3-1.14-0.270.7-0.738.6554.6238.6039.8251.7445.8154.4652.8454.3655.0947.2945.47右端M-17.8-5.982.38-1.4129.95-29.95-20.79-29.73-18.03-23.33-25.90-22.21-30.58-30.67-27.89-31.0713.99-63.88V48.8914.54-1.560.51-131356.1679.0256.4859.3875.0266.6679.3377.6378.9480.6850.4984.29四层DE梁左端M-20.83-7.85-7.374.10-56.7556.75-24.76-35.99-35.31-19.26-44.17-40.81-33.53-29.72-42.00-32.37-103.4844.07V43.2415.04-2.631.46-24.2024.2050.7672.9448.2153.9367.5258.7373.8272.6870.9074.3429.4592.37跨中M25.509.30-1.460.81-2.302.3030.1543.6228.5631.7340.4835.0744.1143.3442.3144.2233.1939.17右端M-10.93-3.754.46-2.4852.15-52.15-12.81-18.37-6.87-16.59-12.22-9.50-19.85-20.97-14.68-20.5152.43-83.16V-35.83-12.64-2.631.46-24.2024.20-42.15-60.69-46.68-40.95-62.24-55.53-59.82-57.08-62.97-59.53-82.04-19.12四层EF梁左端M-2.600.98-9.004.61-47.0447.04-2.11-1.75-15.723.33-13.23-15.031.023.92-10.111.32-63.6858.62V11.673.92-4.164.61-47.0447.0413.6319.498.1820.4613.7010.9222.2624.7516.1023.47-44.8077.51跨中M2.400.900.000.000.000.002.854.142.882.884.013.514.144.014.124.123.423.42103
右端M-2.60-0.989.00-4.6147.04-47.04-3.09-4.499.48-9.576.998.79-7.26-10.163.09-8.3457.44-64.86V-11.67-3.92-4.164.61-47.0447.04-13.63-19.49-19.83-7.55-24.18-22.57-16.73-13.13-23.09-15.72-77.5144.80四层FG梁左端M-10.93-3.754.46-2.4852.15-52.15-12.81-18.37-6.87-16.59-12.22-9.50-19.85-20.97-14.68-20.5152.43-83.16V-35.83-12.64-2.631.46-24.2024.20-42.15-60.69-46.68-40.95-62.24-55.53-59.82-57.08-62.97-59.53-82.04-19.12跨中M25.509.30-1.46-0.81-2.302.3030.1543.6228.5629.4740.4835.0743.1341.3042.3142.8633.1939.17右端M-20.83-7.85-7.374.10-56.7556.75-24.76-35.99-35.31-19.26-44.17-40.81-33.53-29.72-42.00-32.37-103.4844.07V43.2415.04-2.631.46-24.2024.2050.7672.9448.2153.9367.5258.7373.8272.6870.9074.3429.4592.37三层DE梁左端M-19.25-7.3-12.156.76-82.3182.31-22.9-33.32-40.11-13.64-47.61-45.22-29.26-23.78-43.35-27.46-134.4879.52V42.7414.84-4.362.42-34.7634.7650.1672.06445.1854.6864.4955.5773.5273.0468.5874.2815.00105.38跨中M26.19.5-2.341.3-4.14.130.8544.6228.0433.1440.3434.6945.4044.9342.5845.6431.6942.35右端M-11.1-3.97.48-4.1674.11-74.11-13.05-18.78-2.85-19.14-8.81-5.58-21.28-23.48-12.52-22.3080.68-112.00V-37.74-12.84-4.362.42-34.7634.76-44.16-63.264-51.39-41.90-66.96-60.38-61.81-58.42-67.19-61.50-98.18-7.80三层EF梁左端M-3.7-1.23-15.657.73-79.579.5-4.315-6.162-26.356.38-25.71-27.21-1.523.75-19.350.29-108.5398.17V11.673.92-6.967.73-79.679.613.6319.4924.2624.8310.177.0024.1328.6813.7526.09-87.12119.84跨中M1.40.500001.652.381.681.682.312.032.382.312.382.381.981.98右端M3.71.2315.36-7.7379.5-79.54.3156.16225.94-6.3825.3426.811.52-3.7519.10-0.29108.53-98.17V-11.67-3.92-6.967.73-79.679.6-13.63-19.492-23.75-3.18-27.71-26.49-14.85-9.20-25.44-13.10-119.8487.12三层FG梁左端M-11.1-3.97.48-4.1674.11-74.11-13.05-18.78-2.85-19.14-8.81-5.58-21.28-23.48-12.52-22.3080.68-112.00V-37.74-12.84-4.362.42-34.7634.76-44.16-63.264-51.39-41.90-66.96-60.38-61.81-58.42-67.19-61.50-98.18-7.80跨中M26.19.5-2.34-1.34.1-4.130.8544.6228.0429.5040.3434.6943.8441.6542.5843.4542.3531.69右端M-19.25-7.3-12.156.76-82.3182.31-22.9-33.32-40.11-13.64-47.61-45.22-29.26-23.78-43.35-27.46-134.4879.52V42.7414.84-4.362.42-34.7634.7650.1672.06445.1854.6864.4955.5773.5273.0468.5874.2815.00105.38二层DE梁左端M-18.68-6.98-15.928.84-100.69100.69-22.17-32.19-44.70-10.04-51.27-49.59-26.88-20.07-45.43-24.63-157.50104.29V42.2414.54-5.843.24-42.4442.4449.5171.0442.5155.2261.6552.6972.9973.0966.3773.994.24114.58跨中M25.99.4-2.781.54-5.25.230.644.2427.1933.2439.4233.7745.1644.8641.8445.4729.9643.48右端M-12.18-4.3510.37-5.7690.29-90.29-14.355-20.71-0.10-22.68-7.03-3.14-24.16-27.35-12.00-25.54100.15-134.60V-38.24-13.04-5.843.24-42.4442.44-44.76-64.14-54.06-41.35-69.68-63.19-62.20-58.24-69.31-61.68-108.881.46二层EF梁左端M-3.5-1.23-21.6310.72-108.24108.24-4.115-5.92-34.4810.81-33.00-35.340.517.76-24.103.07-145.65135.77V11.673.92-9.6110.72-108.24108.2413.6319.490.5529.016.833.2925.9232.4511.5228.60-124.36157.07跨中M1.60.600001.92.761.921.922.682.342.762.682.752.752.282.28右端M3.51.2321.63-10.72108.24-108.244.1155.9234.48-10.8133.0035.34-0.51-7.7624.10-3.07145.65-135.77V-11.67-3.92-9.6110.72-108.24108.24-13.63-19.49-27.461.00-31.05-30.20-13.06-5.44-27.67-10.59-157.07124.36二层FG梁左端M-12.18-4.3510.37-5.7690.29-90.29-14.355-20.71-0.10-22.68-7.03-3.14-24.16-27.35-12.00-25.54100.15-134.60V-38.24-13.04-5.843.24-42.4442.44-44.76-64.14-54.06-41.35-69.68-63.19-62.20-58.24-69.31-61.68-108.881.46跨中M25.99.4-2.78-1.545.2-5.230.644.2427.1928.9239.4233.7743.3240.9841.8442.8843.4829.96103
右端M-18.68-6.98-15.928.84-100.69100.69-22.17-32.19-44.70-10.04-51.27-49.59-26.88-20.07-45.43-24.63-157.50104.29V42.2414.54-5.843.24-42.4442.4449.5171.0442.5155.2261.6552.6972.9973.0966.3773.994.24114.58一层DE梁左端M-17.08-6.05-23.5513.09-114.15114.15-20.11-28.97-53.47-2.17-57.79-57.70-21.11-11.63-48.77-17.99-172.52124.27V41.4414.24-7.964.42-47.0247.0248.5669.6638.5855.9257.6448.5572.3273.2463.2173.61-2.85119.40跨中M26.59.7-5.643.14-8.358.3531.3545.3823.9036.2036.9230.6947.2647.9840.5447.9226.7748.48右端M-12.88-4.8512.27-6.8297.45-97.45-15.31-22.251.72-25.00-6.11-1.67-26.34-30.16-11.83-27.87108.32-145.05V-39.04-13.44-7.964.42-47.0247.02-45.76-65.66-57.99-40.66-73.81-67.40-63.01-58.21-72.56-62.16-116.046.21一层EF梁左端M-4.7-1.68-26.0412.88-121.36121.36-5.54-7.99-42.1012.39-40.57-43.27-0.268.47-29.872.83-164.42151.12V11.673.92-11.5812.88-121.36121.3613.6319.49-2.2132.044.350.5427.2235.179.8730.42-141.41174.12跨中M0.40.100000.450.620.480.480.610.550.620.610.640.640.540.54右端M-4.7-1.6826.04-12.88121.36-121.36-5.54-7.9930.82-23.6725.0529.64-15.72-23.9913.88-18.81151.12-164.42V-11.67-3.92-11.5812.88-121.36121.36-13.63-19.49-30.224.03-33.53-32.96-11.76-2.71-29.32-8.78-174.12141.41一层FG梁左端M-12.88-4.8512.27-6.8297.45-97.45-15.31-22.251.72-25.00-6.11-1.67-26.34-30.16-11.83-27.87108.32-145.05V-39.04-13.44-7.964.42-47.0247.02-45.76-65.66-57.99-40.66-73.81-67.40-63.01-58.21-72.56-62.16-116.046.21跨中M26.59.75.64-3.148.35-8.3531.3545.3839.7027.4051.1346.4943.5040.0750.0242.6448.4826.77右端M-17.08-6.05-23.5513.09-114.15114.15-20.11-28.97-53.47-2.17-57.79-57.70-21.11-11.63-48.77-17.99-172.52124.27V41.4414.24-7.964.42-47.0247.0248.5669.6638.5855.9257.6448.5572.3273.2463.2173.61-2.85119.40103
附表1-1框架梁内力组合表单位:弯矩(kN·m)/剪力(kN)/轴力(kN)承载力抗震调整内力选取对地震作用组合所得的弯矩和经过级差调整后的剪力进行承载力调整Mb=0.75M;V=0.85VbMV左震右震左震Vb右震Vb-47.9110.4977.2273.85-47.9177.2242.9271.650.000.0034.1035.470.000.0056.2814.39-41.28-33.67-37.05-41.2867.98-67.98-39.250.000.00-20.965.4033.1633.16-20.9633.160.2930.170.000.000.950.950.000.000.955.40-20.965.945.94-20.9626.92-26.922.950.000.00-41.2814.39-37.05-73.55-41.2873.55-67.98-39.250.000.0035.4734.100.000.0055.0910.49-47.9173.8537.34-47.9173.8542.9271.650.000.00-77.6133.0589.1982.31-77.6189.1925.0378.520.000.0024.8929.380.000.0044.2239.32-62.37-5.57-12.46-62.3769.73-69.73-16.250.000.00-47.7643.9775.6876.88-47.7676.88-38.0865.880.000.002.572.570.000.004.1243.08-48.6547.8749.07-48.6565.88-65.8838.080.000.0039.32-62.37-5.57-12.46-62.3769.73-69.73-16.250.000.00103
24.8929.380.000.0042.86-77.6133.0589.1982.31-77.6189.1925.0378.520.000.00-100.8659.64102.8097.13-100.86102.8012.7589.570.000.0023.7731.760.000.0045.6460.51-84.006.600.92-84.0083.45-83.45-6.630.000.00-81.4073.63124.60114.04-81.40124.60-74.06101.860.000.001.491.490.000.002.3881.40-73.6396.8086.2381.40101.86-101.8674.060.000.0060.51-84.006.600.92-84.0083.45-83.45-6.630.000.0031.7623.770.000.0043.45-100.8659.64102.8097.13-100.86102.8012.7589.570.000.00-118.1378.22112.34107.84-118.133.6097.400.000.0022.4732.610.000.0045.4775.11-100.9516.1811.68-100.9592.55-92.551.240.000.00-109.24101.83162.47152.39-109.24162.47-105.70133.510.000.001.711.710.000.002.75109.24-101.83134.66124.59109.24134.66-133.51105.700.000.0075.11-100.9516.1811.68-100.9592.55-92.551.240.000.0032.6122.470.000.0042.88-118.1378.22112.34107.84-118.13112.343.6097.400.000.00-129.3993.20116.93114.17-129.39116.93-2.43101.490.000.0020.0736.360.000.0047.9281.24-108.7920.7317.96-108.7998.63103
-98.635.280.000.00-123.31113.34174.83174.83-123.31174.83-120.20148.010.000.000.410.410.000.000.64113.34-123.31147.02147.02-123.31148.01-148.01120.200.000.0081.24-108.7920.7317.96-108.7998.63-98.635.280.000.0036.3620.070.000.0050.02-129.3993.20116.93114.17-129.39116.93-2.43101.490.000.00103
附表1-2框架柱内力组合表单位:弯矩(kN·m)/剪力(kN)/轴力(kN)杆件编号控制截面内力种类竖向荷载水平荷载重力荷载内力组合MMAX对应的NNMAX对应的MNmin对应的M轴压比u恒载SGK活载SQK左风SWKL右风SWKR左震SERKL右震SERKRSGES1S2S3S4S5S6S7S8S9S10S11MNNMNM五层D柱上端M-28.5-10.92.8-1.533.2-33.2-34.0-49.5-30.3-36.4-44.4-38.0-50.5-49.9-46.8-50.51.9-67.1-67.1188.4297.8-50.5188.4-67.10.1N192.937.7-1.60.514.3-14.3211.8284.3229.3232.2277.0255.7284.6279.7296.1297.8218.2188.4下端M-17.6-7.52.3-1.313.1-13.1-21.4-31.6-17.9-22.9-27.7-23.2-32.5-32.2-29.2-32.2-6.9-34.1-34.1212.5331.7-32.2212.5-34.10.1N218.037.7-1.60.514.3-14.3236.9314.4259.4262.3307.2285.8314.8309.8330.0331.7242.3212.5五层E柱上端M17.95.25.0-2.847.9-47.920.528.828.517.634.432.226.824.533.526.969.5-30.169.5227.4336.433.5226.3-30.10.1N208.655.50.5-1.00.5-0.5236.3328.0251.0248.9320.8289.8327.3318.9336.3335.1227.4226.3下端M11.93.85.0-2.833.8-33.813.819.621.310.425.424.017.615.524.017.448.4-21.948.4251.5370.324.0250.4-21.90.1N233.755.50.5-1.00.5-0.5261.4358.1281.1279.1350.9319.9357.4349.1370.2369.0251.5250.4五层F柱上端M-17.9-5.25.0-2.847.9-47.9-20.5-28.8-14.4-25.4-21.7-18.1-30.7-31.6-25.0-31.630.1-69.5-69.5226.3336.8-31.6226.3-69.50.1N208.655.5-0.51.00.5-0.5236.3328.0249.7251.7319.6288.5328.7321.5335.6336.8227.4226.3下端M-11.9-3.85.0-2.833.8-33.8-13.8-19.6-7.2-18.2-12.7-9.9-21.6-22.6-15.6-22.121.9-48.4-48.4250.4370.7-22.1250.4-48.40.1N233.755.5-0.51.00.5-0.5261.4358.1279.8281.9349.8318.6358.8351.6369.5370.7251.5250.4五层G柱上端M28.510.92.8-1.533.2-33.234.049.538.132.051.445.748.446.051.547.967.1-1.967.1218.2298.751.5188.4-1.90.1N192.937.71.6-0.514.3-14.3211.8284.3233.6230.7281.0260.1283.9278.4298.7296.9218.2188.4下端M17.67.52.3-1.313.1-13.121.431.624.319.433.429.530.729.033.030.134.16.934.1242.3332.633.0212.56.90.1N218.037.71.6-0.514.3-14.3236.9314.4263.8260.9311.1290.2314.1308.5332.6330.8242.3212.5四层D柱上端M-11.6-5.85.8-3.251.2-51.2-14.5-22.0-5.9-18.4-14.0-9.9-24.3-25.3-16.5-24.039.3-67.2-67.2412.0640.7-24.0412.1-67.20.2N418.576.0-2.61.525.2-25.2456.5608.6498.6504.3594.7551.7609.6599.8637.3640.7464.5412.0下端M-13.4-6.34.7-2.632.1-32.1-16.6-24.9-9.5-19.8-18.1-13.9-26.7-27.3-20.3-26.517.5-49.3-49.3436.1671.2-20.3436.1-49.30.2N443.676.0-2.61.525.2-25.2481.6638.7528.7534.4624.8581.9639.8629.9671.2674.6488.6436.1四层E柱上端M7.12.510.5-5.884.5-84.58.412.023.20.424.924.97.94.320.87.195.9-79.995.9539.1760.620.8491.6-79.90.2N480.1113.51.5-3.222.8-22.8536.8734.9578.2571.7721.0657.6732.7715.1760.6756.6539.1491.6下端M8.42.910.5-5.871.7-71.79.914.124.81.926.926.810.16.423.09.384.0-65.184.0563.2794.523.0515.7-65.10.2N505.2113.51.5-3.222.8-22.8561.9765.1608.3601.8751.1687.8762.8745.2794.5790.5563.2515.7四层F柱上端M-7.1-2.510.5-5.884.5-84.5-8.4-12.06.2-16.71.54.4-16.1-19.0-3.2-16.979.9-95.9-95.9491.6761.9-16.9491.6-95.90.2N480.1113.5-1.53.222.8-22.8536.8734.9573.9580.5717.1653.3737.1723.0758.0761.9539.1491.6下端M-8.4-2.910.5-5.871.7-71.7-9.9-14.14.6-18.2-0.52.6-18.2-21.1-5.4-19.165.1-84.0-84.0515.7795.8-19.1515.7-84.00.2N505.2113.5-1.53.222.8-22.8561.9765.1604.1610.6747.2683.5767.3753.1791.9795.8563.2515.7四层G柱上端M11.65.85.8-3.251.2-51.214.522.022.09.428.526.019.817.226.218.767.2-39.367.2464.5641.726.2412.0-39.30.2N418.576.02.6-1.525.2-25.2456.5608.6505.9500.2601.3559.1607.6596.1641.7638.2464.5412.0下端M13.46.34.7-2.632.1-32.116.624.922.712.430.027.123.120.728.222.149.3-17.549.3488.6675.628.2436.1-17.50.2N443.676.02.6-1.525.2-25.2481.6638.7536.1530.3631.4589.2637.7626.3675.6672.1488.6436.1三层D柱上端M-13.7-6.38.5-4.761.4-61.4-16.9-25.3-4.5-23.1-13.7-8.9-28.6-30.3-17.5-28.647.7-80.0-80.0638.3982.7-28.6638.3-80.00.3N643.7114.0-4.42.433.0-33.0700.7932.0766.3775.8910.6846.1933.7919.1977.0982.7707.0638.3103
下端M-13.1-6.07.0-3.947.6-47.6-16.1-24.1-5.9-21.2-14.5-10.1-26.8-28.2-17.7-26.834.0-65.0-65.0662.41016.6-26.8662.4-65.00.3N668.8114.0-4.42.433.0-33.0725.8962.2796.4805.9940.7876.3963.9949.31010.91016.6731.1662.4三层E柱上端M9.63.315.5-8.6112.6-112.611.316.133.2-0.535.235.510.14.829.29.0127.9-106.3127.9851.01185.629.2757.7-127.90.3N752.0171.72.6-5.344.8-44.8837.81142.8906.0895.01122.01026.21139.01112.01185.61179.0851.0757.7下端M9.33.215.5-8.6102.7-102.710.915.632.8-0.934.735.19.64.428.78.5117.3-96.3-94.3781.81219.528.7781.8-96.30.3N777.1171.72.6-5.344.8-44.8863.01172.9936.2925.11152.11056.31169.21142.21219.51212.9875.1781.8三层F柱上端M-9.6-3.315.5-8.6112.6-112.6-11.3-16.110.2-23.63.87.8-22.2-26.5-3.2-23.4106.3-127.9-127.9757.71187.9-23.4757.7-127.90.3N752.0171.7-2.65.344.8-44.8837.81142.8898.8909.81115.41018.91146.51125.41181.31187.9851.0757.7下端M-9.3-3.215.5-8.6102.7-102.7-10.9-15.610.5-23.24.38.3-21.7-26.0-2.7-22.996.3-117.3-117.3781.81221.8-22.9781.8-117.30.3N777.1171.7-2.65.344.8-44.8863.01172.9928.9940.01145.61049.11176.61155.51215.21221.8875.1781.8三层G柱上端M13.76.38.5-4.761.4-61.416.925.328.49.835.132.821.918.431.820.780.0-47.780.0706.7984.031.8638.0-47.70.3N643.4114.04.4-2.433.0-33.0700.4931.7778.2768.7921.2858.0930.0912.7984.0978.3706.7638.0下端M13.16.07.0-3.947.6-47.616.124.125.510.332.129.721.418.429.420.365.0-34.065.0731.11018.320.3662.4-34.10.3N668.8114.04.4-2.433.0-33.0725.8962.2808.7799.2951.7888.5960.5943.21018.31012.6731.1662.4二层D柱上端M-13.2-6.110.4-5.866.2-66.2-16.3-24.4-1.3-23.9-10.4-5.6-28.4-30.8-15.1-28.653.2-84.4-84.5868.91323.6-28.6868.9-84.50.4N868.3151.7-5.83.236.1-36.1944.21254.31033.81046.51225.71140.01256.61237.21316.01323.6943.9868.9下端M-14.4-6.610.0-5.652.8-52.8-17.7-26.5-3.3-25.1-13.0-7.9-30.4-32.6-17.5-30.637.9-71.9-71.9893.01357.5-30.6893.0-71.90.4N893.4151.7-5.83.236.1-36.1969.31284.51064.01076.71255.91170.11286.71267.31349.91357.5968.0893.0二层E柱上端M10.53.720.4-11.3135.6-135.612.417.841.1-3.242.943.79.93.034.98.3152.9-129.2152.91161.61611.734.91026.2-129.20.5N1024.5230.13.8-7.565.1-65.11139.51551.51234.61218.91524.01395.71546.21509.81611.71602.21161.61026.2下端M12.04.420.4-11.3184.0-184.014.220.642.9-1.445.646.012.65.737.611.0205.0-177.7205.01185.71645.637.61050.3-177.70.5N1049.6230.13.8-7.565.1-65.11164.61581.61264.81249.01554.11425.81576.41540.01645.61636.11185.71050.3二层F柱上端M-10.5-3.720.4-11.3135.6-135.6-12.4-17.815.9-28.48.413.3-25.7-31.5-0.7-27.3129.2-152.9-152.91026.21614.8-27.31026.2-152.90.5N1024.5230.1-3.87.565.1-65.11139.51551.51224.11239.81514.51385.11556.71528.71605.31614.81161.61026.2下端M-12.0-4.420.4-11.3184.0-184.0-14.2-20.614.1-30.25.711.1-28.5-34.2-3.4-30.0177.7-205.0-205.01050.31648.7-30.01050.3-205.00.5N1049.6230.1-3.87.565.1-65.11164.61581.61254.21269.91544.61415.31586.81558.81639.21648.71185.71050.3二层G柱上端M13.26.110.4-5.866.2-66.216.324.430.47.836.634.720.316.332.519.084.4-53.284.5943.91325.832.5868.9-53.30.4N868.3151.75.8-3.236.1-36.1944.21254.31050.21037.51240.51156.31252.11229.01325.81318.2943.9868.9下端M14.46.610.0-5.652.8-52.817.726.531.39.538.235.922.618.634.321.271.9-37.971.9968.01359.734.3893.0-37.90.4N893.4151.75.8-3.236.1-36.1969.31284.51080.31067.61270.61186.51282.21259.11359.71352.1968.0893.0103
一层D柱上端M-9.2-4.215.5-8.674.7-74.7-11.3-16.910.7-23.13.27.8-23.0-27.2-3.5-23.866.8-88.5-88.51082.01663.5-23.81082.0-88.50.5N1092.2189.1-8.04.455.1-55.11186.71575.41299.51316.81538.91431.81578.51554.51653.11663.51196.61082.0下端M-4.8-2.228.8-16.0148.5-148.5-5.9-8.834.6-28.227.833.1-20.1-28.715.6-22.1148.8-160.1-160.11111.51705.1-22.01111.5-160.10.5N1123.0189.1-8.04.455.1-55.11217.61612.41336.51353.81575.81468.81615.41591.41694.71705.11226.21111.5一层E柱上端M7.42.722.8-12.7127.8-127.88.812.740.8-8.941.042.73.8-3.731.82.0141.3-124.5141.31461.82038.131.81307.2-124.50.6N1297.7288.93.6-8.574.3-74.31442.21961.71562.31545.41925.81764.51955.81910.62038.12027.91461.81307.2下端M3.71.327.9-15.5175.6-175.64.46.343.5-17.341.344.4-4.6-13.529.7-6.8186.8-178.4186.81491.42079.729.71336.7-178.50.6N1328.5288.93.6-8.574.3-74.31473.01998.71599.31582.41962.81801.51992.81947.62079.72069.51491.41336.7一层F柱上端M-7.4-2.722.8-12.7127.8-127.8-8.8-12.723.1-26.616.521.2-21.5-28.26.5-23.3124.5-141.3-141.31307.22042.1-23.31307.2-141.30.6N1297.7288.9-3.68.574.3-74.31442.21961.71552.21569.11916.71754.41967.61931.92032.02042.11461.81307.2下端M-3.7-1.327.9-15.5175.6-175.6-4.4-6.334.6-26.229.133.7-17.2-25.717.1-19.4178.4-186.8-186.81336.72083.7-19.41336.7-186.80.6N1328.5288.9-3.68.574.3-74.31473.01998.71589.21606.11953.71791.42004.61968.92073.62083.71491.41336.7一层G柱上端M9.24.215.5-8.674.7-74.711.316.932.8-1.035.935.710.95.529.69.388.5-66.888.51196.61666.529.61082.0-66.80.5N1092.2189.18.0-4.455.1-55.11186.71575.41321.81304.41558.91454.11572.31543.31666.51656.11196.61082.0下端M4.82.228.8-16.0148.5-148.55.98.846.1-16.744.947.7-2.4-11.732.9-4.8160.1-148.8160.11226.21708.132.91111.5-148.80.5N1123.0189.18.0-4.455.1-55.11217.61612.41358.71341.41595.91491.11609.31580.31708.11697.71226.21111.5103
附表1-3 楼层节点M上M下∑McM左M右ηc∑MbMct2Mcb2左震五D0.001.941.940.00-47.91-71.870.001.94E0.0069.5069.5014.39-20.96-9.860.0069.50F0.0030.1430.145.40-41.28-53.820.0030.14G0.0067.1267.1210.490.0015.740.0067.12四D-6.8739.3332.460.00-77.61-116.42-24.64-141.05E48.4095.90144.3039.32-47.71-12.59-4.22-8.36F21.9079.86101.7643.0839.33123.6226.6097.01G34.1267.17101.29-77.610.00-116.42-39.21-77.20三D17.5047.6865.180.00-100.86-151.29-40.62-110.67E84.02127.90211.9260.5181.40212.8784.39128.47F65.11106.30171.4181.4060.51212.8780.86132.01G49.2780.30129.57-100.860.00-151.29-57.53-93.76二D34.0553.2587.30-118.130.00-177.20-69.11-108.08E117.27152.88270.1575.11-109.24-51.20117.27152.88F96.34129.17225.51109.2475.11276.53118.13158.39G64.9684.45149.41-118.130.00-177.20-77.04-100.15一D37.9266.84104.760.00-129.39-194.09-70.25-123.83E204.99141.31346.3081.24-123.31-63.11-37.35-25.75F177.73124.51302.24113.2481.24291.72171.54120.18G71.9088.54160.44-129.390.00-194.09-86.98-107.11右震五D0.00-67.12-67.120.0010.4915.740.00-67.12E0.00-30.14-30.14-41.285.40-53.820.00-30.14F0.00-69.50-69.50-20.9614.39-9.860.00-69.50G0.00-1.94-1.94-47.910.00-71.870.00-1.94四D-34.12-67.17-101.290.0033.0549.5816.7032.88E-21.90-79.86-101.76-62.3743.97-27.60-5.94-21.66F-48.40-95.90-144.30-48.65-62.37-166.53-55.86-110.67G-17.50-47.68-65.1859.640.0089.4624.0265.44三D-49.27-80.30-129.570.0059.6489.4634.0255.44E-65.11106.3041.19-84.0073.63-15.5624.59-40.14F-84.02-129.90-213.92-73.63-84.00-236.45-92.87-143.58G-17.50-47.68-65.1859.400.0089.1023.9265.18二D-64.96-84.45-149.410.0078.22117.3351.0166.32E-96.34-129.17-225.51-100.95101.831.320.560.76F-117.27-152.88-270.15-101.83-100.95-304.17-132.04-172.13G-34.50-53.25-87.7578.22 117.3346.1371.20一D-71.90-88.54-160.440.0093.20139.8062.6577.15E-177.13-124.51-301.64-108.79113.346.834.012.82F-204.99-141.31-346.30-123.31-108.79-348.15-206.09-142.06G-37.92-66.84-104.7693.200.00139.8050.6089.20103
附表1-4楼层柱MctMcbHnV五D-67.1216.72.846.53E69.548.42.846.53F-69.5-48.42.839.95G67.1234.122.831.55四D39.33-40.622.871.27E95.984.692.874.50F-95.992.872.849.21G67.17-57.532.870.95三D-110.67-69.112.896.94E128.47117.172.8108.77F-143.58-132.042.867.41G-93.76-77.042.870.38二D-108.08-70.252.875.07E152.88-37.352.8149.26F-172.13-206.092.873.85G-100.15-86.982.888.38一D-123.83-160.13.5566.16E-25.75186.83.55102.38F-142.06-186.843.5583.17G-107.11160.13.5583.17103
103'