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1、纛據(jù)—抗震墻結(jié)構(gòu)麴抗震襤栽摘要底層橫架一抗震墻結(jié)構(gòu)是出鍘躺瀨凝土框架、抗震壤和上郝磚房囂靴熬燕幫揀側(cè)力體系掰構(gòu)成。姥震對,幽予上下緒構(gòu)形式不問,由于遮兩種抗側(cè)力體淼抗震性能等方面的差異使得這類腐耀的抗震性能較為復(fù)雜,結(jié)構(gòu)剛度沿蠛向分粕不連續(xù),使虞屋大的顴4向交形發(fā)生予栩?qū)Ρ∪醯慕q層,薅其它各瑟錙渤變澎綴小。鴦屋禁令幫往懿變形超過該幫分掏搏靜凝靛變形僵。載會發(fā)生被繇。為窳{蔞實疆“棗震不囂,孛震哥黲,大震不讎”豹藏震囂粼,《建筑竣詩揀震藏蒎》(GBS001t一2001)靖底覆縫秘簌部挺禁屢與生星爨囊澆援窶了鶚確緞寵,羅
2、格控制癮鑫程絮幫上都砌體緒稀瀚側(cè)移剛瘴鎰:。褪地震是~種隨祝振動,有糟難于把握的復(fù)雜性和不確定性,戮凇確顴測建筑物所遭遇地震麴特性和參數(shù),一時尚罐徽到。奩結(jié)構(gòu)內(nèi)力分毫曙方糍,出予來髓充分考慮結(jié)梅韻空洶詐淆、靜彈佼性旗、材料爵效、阻尼交純等多軍中閑素,也存在著欠準(zhǔn)確性??拐鹪O(shè)計fI勺tE務(wù)怒考慮到地震及其影響的不確嫩性期結(jié)構(gòu)抗震能力的一些規(guī)律投結(jié)念越柬,使選取酌建筑撬震結(jié)構(gòu)方案、綴部擒漣靛具備較好靜抗震能力,底都裰架。挽震壤{鐾為一靜特殊魏結(jié)構(gòu)形式,凌翳瓣翔勰麟湊、豫章}其摭震矬髓瓣先天不跫,使建筑耪鬟毒器幫戇葑漿蕊震
3、靛鰱,蓄先痰注耋獲震援念設(shè)詩,獲投零上瀵豫建簌耪串麴撬震薄弱囂繁,然囂釋耩鞋必要攜抗震詩冀。本文在已有靜辯研成果和設(shè)計熨蹴的基礎(chǔ)上,就底層框架抗震罐磚穗抗蕊餓能的若于問題進(jìn)行了研究。綴暴露斑浚類房屋豹工程設(shè)計提供參考壤糖。滾鑣詞;底層框架一抗震墻結(jié)構(gòu)#地髓作胄j;設(shè)計地震動參數(shù):挽震構(gòu)造措施;振動周耀;彈塑性艨蚓位移;攮型;秘力彈塑性對稔分櫥;靜力稚覆分析。AseismicPerformanceofSublayerFrame-shearStructureAbstractnleSublayerFrame*shearSt
4、ructureconsistsofthetwokindsofload-bearingandanti*Internlforcesysteminthereinforcedconcreteframe。theanti-seismicwallandtheupsidebrickhouse.IfearthquakeOccurs,becauseofthetwodifferentstructuresystems,andthedifietepeeofanti-lateralforcesystem.a(chǎn)nti,seismicfunction
5、ofthesekindsofhouseiscomplex.Unevenof也everticalrigidityCaBSeStherelatively讎aksubtayerhasgreatlateraldeformation.butothershasliulelateraldeformation。Ifdistortionsurpassestheutmostlimitofsomecomponentsofthehouse,thebreakagetakeplace.inordertoguaranteetherealizati
6、onofanti-seismicdesign涮nciple,Codeforseismicdesignofbuildings(GB50011*200t)explicitlystipulateofthetwokindsanti—iatemlforcesystemandcontroltheratiostrictly.It'shard協(xié)holdit,becauseEarthquakeisarandomvibration.It’Sdi菇culttOexactlyforecastthecharacteristicsandpara
7、meteroftheearthquake+It'stackingaccuracyintheaspectoftheanalysis011thesWactureintemalfor℃o。becauselackingtheadequatethinkingaboutthespacefunction,censureelasticitynature,dampingchanges。硼瓣dutyofseismicdesignisnotonlytoconsiderthetmdefinitionofearthquakeActionand
8、thereguIaritiesofanti*seismicfunction,butalSOtoenablethebuildingtohavethegoodanti。seismicfunctionbyselectingpt勰andthedetailofantitseismicstructure.孫eSublayerFrame-shearStruc