CAJ | 학술논문

研究建筑结构在地震作用下的破坏机理，通过识别和优化结构的失效模式，实现结构的破坏由理想的失效模式控制，对提高结构的抗震性能及降低结构倒塌造成的人员伤亡和财产损失具有重要的意义。以型钢混凝土框架结构为研究对象，利用地震工程模拟软件OpenSEES平台，采用增量动力分析（IDA）方法得到计算模型在地震作用下的反应，提出了结构最弱失效模式的识别方法，并提出了最佳的优化方案，对相关工程应用有一定的理论指导意义。
연구건축결구재지진작용하적파배궤리，통과식별화우화결구적실효모식，실현결구적파배유이상적실효모식공제，대제고결구적항진성능급강저결구도탑조성적인원상망화재산손실구유중요적의의。이형강혼응토광가결구위연구대상，이용지진공정모의연건OpenSEES평태，채용증량동력분석（IDA）방법득도계산모형재지진작용하적반응，제출료결구최약실효모식적식별방법，병제출료최가적우화방안，대상관공정응용유일정적이론지도의의。
By studying the failure mechanism of a structure under seismic action,recognizing and optimizing its failure modes,the desired failure mode of the structure is achieved,it is of importance for improving the aseismic performance of structures and reducing casualties and property losses due to earthquakes.By using OpenSEES,the open system for earthquake engineering simulation,and utilizing IDA analysis method together,the seismic response of a steel reinforced concrete (SRC)frame structure was gained here,and some methods were proposed to identify the weakest failure mode of the structure.Further,some optimization schemes were presented to improve its failure modes.The results were of certain theoretical significance for the corresponding engineering applications.