| 1. | Finite element analysis of combined i - shaped beams under eccentric load 组合工字型梁在偏心荷载作用下的有限元分析 |
| 2. | Research on the dynamic stablity of arms in the radial gate under eccentric loading 偏心荷载作用下弧形闸门支臂的动力稳定性研究 |
| 3. | In this paper , complete load - deformation behavior from initial loading to final failure of slender steel - concrete composite columns with arbitrary cross sections applied to biaxial loading is studied 本文主要研究任意截面的钢-砼组合长柱在双向偏心荷载作用下从加载到最终破坏的全过程的受力与变形特性。 |
| 4. | The steel - concrete composite column is one of the main load - carrying members in the steel - concrete structure . in general cases , such a column is subject to biaxially eccentric loading with its cross sections in various kinds of shape 钢-砼组合柱是组合结构中的主要承重构件,通常承受双向偏心荷载的作用,其截面形式也多种多样。 |
| 5. | The complete deformation process of a t - shaped column is then analyzed . the load - carrying and deformation behaviors and the main factors affecting these behaviors of such a column are studied in detail 在此基础上,对一t形截面长柱的全过程进行了更为详尽的模拟计算,得到了组合长柱在偏心荷载作用下的受力和变形规律,并对影响这些规律的主要因素作了分析。 |
| 6. | Abstract : the monitoring of tieback prestress and its existing problems are discussed for foundation pit protection at dongfang square , beijing , and the problems in the tensile , such as the loss of prestress , bias in loading , are explained 文摘:对北京东方广场基坑支护中锚杆预应力的监测及其所出现的问题进行了分析,说明张拉过程中所存在的问题(预应力损失、偏心荷载等) 。 |
| 7. | In this paper , slender columns with the two ends hinged are considered . an iterative computer analysis procedure taking into account the second - order effect of the axial load is proposed to predict this complete load - deformation process 本文针对两端铰接的任意截面钢-砼组合长柱,考虑长柱在偏心荷载作用下的附加弯矩影响(二阶效应) ,提出了一种数值迭代的计算机方法进行全过程分析。 |
| 8. | In order to investigate the mechanics properties of square cft ( concrete - filled tubular ) stub columns with binding bars under unilateral eccentric loads , 14 specimens were tested by considering the parameters such as the steel ratio , the load eccentricity ratio and the location of the binding bars 摘要为了解带约束拉杆方形钢管混凝土短柱在单向偏心荷载作用下的力学性能,进行了14个试件的偏压试验,主要研究截面含钢率、荷载偏心率以及约束拉杆设置对带约束拉杆方形钢管混凝土短柱偏压力学性能的影响。 |
| 9. | This paper introduced the dynamic - stability analysis methods of the arm by using the theory of elastic stability , established the dynamic - stability calculating model of the arm , ascertained the dynamic - instability district of the arm and discussed the influences of the dynamic - instability under eccentric loading based on the radial gate of the xinzheng project on the jialing river 本文从弹性稳定理论角度出发,介绍了支臂动力稳定的分析方法,建立了支臂动力稳定分析的计算模型,求解了支臂在偏心荷载作用下的动力不稳定区域,以嘉陵江新政工程弧形闸门为工程实例讨论荷载偏心对支臂动力不稳定区域的影响。 |
| 10. | Abstract : optimum design of individual foundation considering the effect of strength and deformation is discussed in this paper . the optimal mathematical model of determining the bottom surface demention of individual foundation under eccentric load is derived . the optimal solution is decided by method of optimization and the method we select is penalty fonction and complex method . the program of optimum algorithm is comiled and design and drawing of individual foundation is completed . the final results of engineering samples suggest that the cost of material and engineering amount can reduce approximatly 5 % - 6 % . a fair - sized economic efficiency can be received by using optimum method to design foundation 文摘:笔者讨论了独立基础在考虑强度和变形条件下的优化设计.导出了确定独立基础底面尺寸的优化数学模型,导出了偏心荷载作用下基础的高度和底面配筋的计算公式,求解优化解采用最优化方法的复合形法和罚函数法.通过基础实例和工程实例的计算表明优化设计可以节省材料和工程量5 16 .所以将本文优化方法用于基础设计,会产生较大的经济效益 |