CAJ | 학술논문

文章以某预应力混凝土拱塔斜拉桥为研究对象，通过建立全桥空间有限元模型，利用弯曲能量最小法、影响矩阵法、综合法以及正装迭代改进法对该桥成桥使用阶段和施工阶段的拉索索力进行了优化计算分析。结果表明，采用综合法和正装迭代改进法能有效确定桥梁成桥使用阶段和施工阶段的合理拉索索力。
문장이모예응력혼응토공탑사랍교위연구대상，통과건립전교공간유한원모형，이용만곡능량최소법、영향구진법、종합법이급정장질대개진법대해교성교사용계단화시공계단적랍색색력진행료우화계산분석。결과표명，채용종합법화정장질대개진법능유효학정교량성교사용계단화시공계단적합리랍색색력。
Taking an arch tower cable-stayed bridge in pre-stressed concrete as a research object,through establishing spatial finite element of the whole bridge,using minimum bend- ing energy method, influence matrix method, comprehensive method and forward iteration improvement method,the article made optimization calculation analysis of the cable force at the stages of application and construction.It is proved that with comprehensive method and forward iteration improvement method,the reasonable cable force of the bridge at the stag- es of application and construction.