土木建筑与环境工程
土木建築與環境工程
토목건축여배경공정
Journal of Chongqing Jianzhu University
2015年
5期
18-25
,共8页
尹越%车鑫宇%曹宇%黄一哲
尹越%車鑫宇%曹宇%黃一哲
윤월%차흠우%조우%황일철
混凝土密柱石膏复合墙板%等效带缝剪力墙%弹塑性性能
混凝土密柱石膏複閤牆闆%等效帶縫剪力牆%彈塑性性能
혼응토밀주석고복합장판%등효대봉전력장%탄소성성능
plasterboard wall reinforced with in-filled RC columns%equivalent slitted shear wall%elastico-plastic behaviour
对混凝土密柱石膏复合墙板的水平剪力传递机理进行分析,发现石膏板肋能有效地在混凝土芯柱间传递水平剪力,对复合墙板结构性能有较大影响。在此基础上,提出混凝土密柱石膏复合墙板的等效带缝剪力墙简化分析模型,剪力墙竖缝布置以保证等效带缝剪力墙与复合墙板具有相同弹性抗侧刚度为原则确定。对混凝土密柱石膏复合墙板及等效带缝剪力墙的结构性能进行比较分析表明,混凝土密柱石膏复合墙板与带缝剪力墙受力机理相似,等效带缝剪力墙弹性及塑性阶段都能很好地反映混凝土密柱石膏复合墙板的结构性能。
對混凝土密柱石膏複閤牆闆的水平剪力傳遞機理進行分析,髮現石膏闆肋能有效地在混凝土芯柱間傳遞水平剪力,對複閤牆闆結構性能有較大影響。在此基礎上,提齣混凝土密柱石膏複閤牆闆的等效帶縫剪力牆簡化分析模型,剪力牆豎縫佈置以保證等效帶縫剪力牆與複閤牆闆具有相同彈性抗側剛度為原則確定。對混凝土密柱石膏複閤牆闆及等效帶縫剪力牆的結構性能進行比較分析錶明,混凝土密柱石膏複閤牆闆與帶縫剪力牆受力機理相似,等效帶縫剪力牆彈性及塑性階段都能很好地反映混凝土密柱石膏複閤牆闆的結構性能。
대혼응토밀주석고복합장판적수평전력전체궤리진행분석,발현석고판륵능유효지재혼응토심주간전체수평전력,대복합장판결구성능유교대영향。재차기출상,제출혼응토밀주석고복합장판적등효대봉전력장간화분석모형,전력장수봉포치이보증등효대봉전력장여복합장판구유상동탄성항측강도위원칙학정。대혼응토밀주석고복합장판급등효대봉전력장적결구성능진행비교분석표명,혼응토밀주석고복합장판여대봉전력장수력궤리상사,등효대봉전력장탄성급소성계단도능흔호지반영혼응토밀주석고복합장판적결구성능。
Shear transferring mechanism of the plasterboard wall reinforced with in-filled RC columns was studied.It is found that plasterboard ribs can transfer shear between in-filled RC columns effectively and have great effects on the behaviour of the composite wall.Equivalent slitted shear wall model is then presented.Slits are arranged on the equivalent shear wall to ensure it has same elastic lateral stiffness as the composite wall.Comparative analysis shows that plasterboard wall reinforced with in-filled RC columns has similar load bearing mechanism as the slitted shear wall and can be simulated by the proposed equivalent slitted shear wall for both elastic and plastic states.