| 1. | On earthquake - resistant behavior of reinforced concrete columns 钢筋混凝土柱的抗震性能分析 |
| 2. | Experimental study on the earthquake - resistant behavior of hollow shear wall buildings of reinforced concrete with seams 带缝空心钢筋砼剪力墙结构抗震性能试验研究 |
| 3. | This study is to provide the experimental data and theoretical approach of this type structure system and assess earthquake - resistant behavior and damage characteristics of this kind of system 选取3跨3榀钢筋混凝土框排架子空间模型进行拟动力试验,这是国内首次对该类型结构体系进行的大型动力试验。 |
| 4. | This paper wants to provide the experimental data base and theoretical approach of this new type structural system and assess earthquake - resistant behavior and destroying characteristics of this new system 本文的研究旨在为这种新型组合结构体系提供试验依据、弄清整体结构的抗震性能和破坏机理、提出理论分析方法和设计原则。 |
| 5. | On the basis of earthquake - resistant behavior experiments of high strength concrete column reinforced with concrete filled steel tube , two methods for calculating flexural strength of the column , one is based upon the method in building code for calculating the flexural strength of reinforced concrete member while the other is based upon the method of superposition , are discussed , and the moment ? xial load relationship is also analyzed using finite element method . the results are in good agreement with the experimental ones 本文在以钢管混凝土为核心的高强混凝土柱(钢管高强混凝土核心柱)的抗震性能的试验基础上,分别基于钢筋混凝土构件的规范计算方法和叠加法两种思路讨论了核心柱的正截面强度计算,并用条带有限元方法模拟了核心柱的弯矩? ?轴力相关曲线,与试验结果符合较好。 |
| 6. | In the final part of the paper , the feasibility of applying neural networks to evaluate the performance of the columns is investigated . a three - layer back - propagation network is trained using the earthquake - resistant behavior experimental data of the columns to predict the ductility of the columns . the predicted results agree well with the test results 在论文的最后,探索应用人工神经网络对核心柱的力学性能进行评估的可能性,利用该柱抗震性能试验的结果,训练一个三层bp网络,进行了柱抗震延性的预报,预报值和试验值吻合良好。 |
| 7. | It is studied in this paper by large - scale universal program ansys the problem about geometric non - linear effect on earthquake - resistant behavior of multi - storey and highrise concrete frame structure under strong - motion earthquake and is also analyzed in full spatial self - bracing function which is ignored by planar model of multi - storey and highrise concrete frame structure 本文主要运用大型通用有限元程序ansys研究几何非线性效应对多高层混凝土框架结构在强震作用下抗震性能的影响问题,另外,对多高层混凝土框架结构取平面模型所忽略的空间相互作用也详加分析。 |
| 8. | Secondly , the author assumes material is elastic , separately adopts planar model and spatial model of the 6 - 12 - 18 - storey spatial concrete frames reckons in shear deformation and axial deformation and contrastingly analyzes lateral displacement of the frames under taft . e1 - centro and tianjfn seismic wave considering geometric non - linear effect or not in order to find out the rule about geometric non - linear effect on earthquake - resistant behavior of multi - storey and highrise concrete frame structure under strong - motion earthquake . simultaneously , the author weighs the effect of spatial self - bracing function on structural analysis by contrasting lateral displacement between planar model and spatial model of the frames 其次,作者在弹性材料假定下,对六层、十二层、十八层空间混凝土框架,分别取其空间模型和平面模型,计入剪切变形、轴向变形的影响,按考虑几何非线性因素与否,分别在taft 、 e1 ? centro及天津地震波作用下,作以对比分析,以找出几何非线性效应对多高层混凝土框架结构在强震作用下抗震性能的影响的规律;同时,对平面模型与空间模型之间的空间相互作用,均以其几何非线性情况下的位移反应作对比分析,来衡量空间相互作用对结构分析的影响。 |