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1)  elastic buckling coef ficients
弹性屈曲系数
2)  elastic buckling
弹性屈曲
1.
Two different forms of the wall system with and without stiffeners at two edges are considered in the analysis,and their elastic buckling loads and corresponding buckling modes are investigated theoretically.
提出一种新型的两侧边开缝的钢板剪力墙,并对其两侧边有无加劲肋的两种结构形式进行有限元弹性屈曲分析,分别讨论其临界屈曲荷栽和屈曲模态。
2.
This paper addersses its elastic buckling load and buckling mode under axial loading.
利用有限元软件ANSYS分析了梭形三肢钢管格构柱的几何参数对其弹性屈曲荷载和屈曲模态的影响。
3)  buckling coefficient
屈曲系数
1.
On the distortional buckling coefficient of the compressed flange of lipped channel beams;
卷边槽钢梁受压翼缘畸变屈曲时的屈曲系数
2.
Based on the numerical studies,elastic buckling coefficients of slotted steel plate shear walls with and without edge stiffeners are proposed and some h.
对两侧无加劲肋的钢板剪力墙,给出用于其设计的屈曲系数公式,对两侧有加劲肋的钢板剪力墙给出具有参考价值的设计建议。
3.
The influence of stiffness of longitudinal stiffener on buckling coefficients of the girder web was analyzed.
对工字钢梁腹板在弯曲应力作用下的弹塑性屈曲承载能力进行了试验研究,并与理论计算结果进行了对比分析,同时,研究了纵向加劲肋对腹板屈曲系数的影响。
4)  Elastic-plastic buckling
弹塑性屈曲
1.
Elastic and elastic-plastic buckling behavior of SHS steel tube filled with concrete;
钢管填充混凝土后弹性与弹塑性屈曲分析
2.
The finite element analysis software ANSYS was adopted to analyze the elastic-plastic buckling behavior of SPDB with stiffened panel at both edges.
介绍了一种新型的抗侧力结构体系——钢板深梁;利用有限元分析软件ANSYS分析了两侧加劲钢板深梁的弹塑性屈曲性能,讨论了深梁跨高比、宽厚比等参数对钢板深梁屈曲性能的影响。
3.
Former studise generally applied energy methods to anaiyze buckling ofbeam web based on theory of elastic stability, and most of them didn t considerelastic-plastic buckling behavior of beam web.
然而,实际工程中的梁腹板,其在多种应力的联合作用下,不免会有发生弹塑性屈曲的可能。
5)  elasto-plastic buckling
弹塑性屈曲
1.
In this paper,the elasto-plastic buckling of simply supported aluminum alloy plates is analyzed and the limit ratio of wide-to-thickness between elastic buckling and elasto-plastic buckling is obtained.
采用有限元方法分析了四边简支铝合金板的弹塑性屈曲 ,得出了铝合金板弹性屈曲与弹塑性屈曲之间的临界宽厚比。
2.
The theoretical and experimental research on the elasto-plastic buckling strength of the web with longitudinal stiffener in I-section steel girder under pure bending was made using energy method and the influence of stiffness of longitudinal stiffener on buckling coefficient of the girder web was analyzed.
对工字钢梁腹板在纯弯作用下的弹塑性屈曲承载能力进行了理论计算和试验研究,并进行了对比分析,着重研究了纵向加劲肋刚度对腹板屈曲系数的影响- 对现行《钢结构设计规范》(GBJ17 - 88) 的有关条款进行了讨论
3.
A layer model is introduced to shell elasto-plastic buckling analysis.
根据塑性屈曲的Stowell形变理论,用基于切线刚度矩阵的增量法和修正的Newton-Raphson方法,计算屈曲前的弹塑性内力分布,并用逆幂迭代法求解弹塑性屈曲荷载。
6)  magnetoelastic buckling
磁弹性屈曲
1.
Based on magnetostrictive material model which neglects the effect of volume expansion and contraction, it is numerically simulated using FEMLAB that the magnetoelastic buckling of cantilevered ferromagnetic plates in transverse magnetic field.
基于磁致伸缩材料模型,在不考虑体积伸缩的条件下,利用FEMLAB多物理场耦合软件,对悬臂铁磁板在横向磁场中的磁弹性屈曲问题进行了数值模拟,并将模拟得到的临界屈服磁感应强度与前人的实验结果进行了对比,得到了较好的一致性。
2.
Based on the idea of magnetic strain, the model of magnetic strain was used to analysis the magnetoelastic buckling of cantilevered ferromagnetic plate in transverse magnetic field.
基于磁致伸缩的概念,采用磁致伸缩应变模型,对横向磁场中铁磁体的磁弹性屈曲的临界磁场这一问题进行了研究。
补充资料:能源生产弹性系数和消费弹性系数


能源生产弹性系数和消费弹性系数


  能源生产弹性系数和消费弹性系数能源弹性系数说明能源数量对经济增长的反应性。它是反映经济发展变化引起能源数量相对变化的指标。能源数量可分为生产量和消费量,因而能源弹性系数也分为能源生产弹性系数和能源消费弹性系数。能源生产弹性系数或消费弹性系数,表示经济总量增长1%,相应的能源生产量或消费量增长百分之几,以反映能源生产量或消费量增长与经济总量增长之间的关系。其计算公式分别为:能源生产弹性系数能源消费弹性系数一瞥灌鬓黔进矍纂鲁赣叫擅肇率上式中,西方国家一般采用国民生产总值来计算经济总量增长率。 从西方国家经济发展情况来看,在工业化初期,能源消费弹性系数一般都大于1;实现工业化或工业有较大发展以后,一般都小于1。
  
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