This method is called the lift-slab method. Improving buckling critical stress of sheet with the elastic pressure on the surfaces of sheet and it's application 这种方法叫做升板法。板面弹性压板力对提升板料失稳临界应力的作用及其应用
It is found that the critical local buckling stress and diameter to thickness ratio of circular steel tube are considerably increased by the support of filled concrete. 由于内部混凝土的存在,大大提高了薄壁钢管的临界屈曲应力和径厚比。
Vessel private investment and legal protection and countermeasures Influence of method for buckling stress calculation in CSR to the bulk carrier structural design 船舶民间融资方式、法律保障及相关对策散货船CSR屈曲应力计算方法对结构设计的影响
Influence of method for buckling stress calculation in CSR to the bulk carrier structural design 散货船CSR屈曲应力计算方法对结构设计的影响
But has the divorce truly inured global markets to evidence that the US consumer, and thus the bulk of the economy, is buckling under the stress of a weak housing market and high gas prices? 但是,面对美国消费者及其经济的大部分领域正在承受房地产市场疲弱和油价高企的压力,这种脱节是否真的让全球市场对这些证据熟视无睹呢?
Both the critical buckling strain and the stress in post buckling can also be obtained on a fairly coarse ( not too fine) mesh scale. 可对较粗的网格划分,得到临界屈曲应变和后屈曲时的应力。
Genetic Programming-Based Formulation for Distortional Buckling Stress of Cold-Formed Steel Members 采用遗传算法编程的公式计算冷弯型钢构件的扭转屈曲应力扭曲被弯曲或扭转后所处的状态
In the same time, in team of the calculation of the effective section and shear buckling stress, the paper proposes the construction design method and formula fitting the Al-Mg-Mn alloy building sheets. 指出了铝镁锰合金建筑板材有效截面计算及剪切屈曲应力计算与钢材有显著差异,在此基础上提出了适合铝镁锰合金建筑板材的结构设计方法和计算公式。
The effects on buckling stress of the changes of the stiffener rigidity, shape, dimension and location, as well as the required adequate stiffening rigidity of flat-hat stiffened plates are put to analysis in details in the paper. 文中详细分析了帽形肋条的刚度、形状尺寸和位置变化对中间加劲板件屈曲应力的影响,以及帽形中间加劲板件的充分加劲刚度的计算。
Section geometric properties of channels with different bending degrees of inclined simple edge stiffeners are gained by calculation. It is convenient for solving the buckling stress by hand. 通过计算得到了适合各种弯起角度的斜卷边槽形截面特性计算公式,方便了手算求解构件的屈曲应力。
Local critical buckling stress of the cross-section of member in bending with high-strength cold-formed steel 高强冷弯型钢受弯构件截面局部屈曲临界应力
With the restraint of flange to web considered, the buckling stress of steel beam web under different stress is analyzed. The condition for instating web stiffener is given. 考虑翼缘对腹板的约束作用分析处于不同状态下钢梁腹板的临界应力,得出腹板加劲肋的设置条件激励与约束的关系;
The paper obtains the critical buckling stress of web with circular opening subjected to shear and bending separately and the corresponding limit of depth-thickness ratio. 本文作者研究了开有圆孔的腹板在剪切、弯矩单独作用下的屈曲应力以及相应的腹板高厚比限值。
The effects for buckling stress of the changes of the stiffener rigidity, shape, dimension, as well as its location are analyzed in this thesis. 论文对帽形中间加劲肋的刚度、加劲肋的形状、尺寸和位置变化对中间加劲板件屈曲应力的影响作了分析研究。
The Sensitive Coefficient of Buckling Stress of Stiffened Plating 板架屈曲临界应力的敏感性系数
From the comparison of the static displacement, buckling mode, stress distribution with that of the simplified theory, the results of the FEM analysis presented in this paper is reasonable. 从救生钟在各种工况下的整体变形、屈曲变形、应力分布,及与理论解的比较看,计算结果是合理的。
The paper deals with the investigations of the critical buckling stress of a rectangular plate with simply-supported edges under combined actions of shear and bending stresses, which vary linearly in longitudinal direction using Galerkins method and simplified method based on DASt-Ri. 本文介绍了求解剪应力和纵向线性变化的弯曲应力共向作用下简支矩形板的临界屈曲应力的两种方法。
This paper presents a finite element method to estimate local buckling stress of stiffened panels in axial compression. 本文是用有限元素法解轴压加筋板局部稳定性问题的研究报告。它从失稳变形模态对称性分析入手,提出了局部单元的计算模型。
Analysis of buckling stress on liped plate 卷边板的临界应力分析
Furthermore, through post-buckling stress analysis of the skin, it is shown that even low stress level will result in buckling of the skin, but the skin still has loading capacity. 并通过对薄壁结构蒙皮后屈曲应力分析,说明蒙皮在很低的应力水平时就出现失稳现象,但失稳后的蒙皮仍具有一定的承载能力。
An Analysis of the Stability from Thermal Expansion Buckling Stress for Concrete Pavement with Long-spaced Expansion Joint 长间距胀缝水泥混凝土路面的热胀屈曲稳定性分析
In the paper, the formulas of the critical buckling time and stress distribution in unsupported wall region of curve part are presented. 进一步推导了曲面零件悬空区上的应力分布及临界失稳公式。
Including: ( 1) It is assumed that the core is an infinite elastic half-space, the four edges of the thin-walled single plate element supported by the core are assumed to be simply supported, the critical buckling stress is presented by energy method. 将芯层视为无限弹性半空间,将薄壁金属单板视为支承在其上的四边简支板,利用能量法得到了临界应力公式;
Numerical Study for Thermal Buckling Stress Problem of the Thin Rectangular Plate 矩形薄板热屈曲应力的数值分析
In numerical simulation of the tank, quasi-static numerical simulation method and arc-length method are adopted to obtain the "elephant foot" buckling stress during different seismic intensity. 2. 同时采用准静态数值模拟方法,结合弧长法,计算得到了不同地震设防烈度下的象足屈曲临界载荷。
Based on Timoshenko beam stability theory the formula in calculating distortional buckling stress is derived. 根据铁木辛柯梁的稳定理论,推导出畸变屈曲应力计算公式。
First step to finite element modeling and then analyze the yield strength and buckling stress. 在疲劳校核计算之前,先建立有限元模型,分析其屈服、屈曲强度。
Under axial compression, the buckling critical stress decreases with the increase of wire length, which is in agreement with the Euler theory. 2. 轴向压缩时,屈曲时临界应力值随着纳米线、纳米管长度的增加而减小,和Euler理论预测的趋势一致。
Results denote that effect of the buckling modes and the small scalar size on the buckling stress is interrelation. 研究结果表明小尺度参数和屈曲模式对碳纳米管屈曲应力的影响是相互关联的。
At the same time, researching the trend of von-Mises Stress and buckling stress variation with internal diameter and external diameter. get related rules. 同时,对相当应力和失稳应力随外筒内外径的变化趋势进行研究,得出相关规律。