1) thermo-elastic beam
热弹性梁
1.
Considering the impact of thermal effect on elastic beam,we studied the global dynamic behavior of a coupled system of non-linear thermo-elastic beam with structural damping.
考虑热效应对弹性梁的影响,研究了一类具有结构阻尼的热弹性梁耦合系统的整体动力行为。
2) elastic beam
弹性梁
1.
Strain modal analysis on elastic beam of equal section;
等截面弹性梁的应变模态分析
2.
Thermal post-buckling of an elastic beam with both ends immovably and simply supported and subjected to a transversely non-uniform temperature rising;
两端不可移简支弹性梁在横向非均匀升温下的热屈曲分析
3.
Determination of natural frequency and natural modes of elastic beam with resonance method;
用共振法测定弹性梁固有频率及振型
3) elastic thick outrigger
弹性深梁
1.
Mechanical model for the elastic thick outrigger of roof coal is set up.
建立了顶煤弹性深梁力学模型,分析了顶煤应力分布及顶煤破坏形式。
4) viscoelastic beam
粘弹性梁
1.
Theory analysis of viscoelastic beam stochastic response;
粘弹性梁的随机反应理论分析
2.
A nonlinear dynamic model for a viscoelastic beam under a laterally distributed excitation in a time dependent temperature field was derived,which is based on the constitutive description of Kelvin viscoelastic materials,motion equations and strain-displacement relations of a beam with large deflections.
根据Kelvin粘弹性材料本构关系、梁的运动方程及变形几何方程建立了同时具有温度扰动和横向分布力扰动的粘弹性梁非线性动力学模型。
3.
The unified differential equation of buckling and motion of viscoelastic beams under uniformly distributed follower forces in time domain is established by differential operators.
运用微分算子形式推导出了时域内同时考虑拉伸与剪切粘性及转动惯量的粘弹性梁在切向均布随从力作用下的统一屈曲运动微分方程,该方程具有广泛的通用性,适合于任一粘弹性模型。
5) elastic-plastic beam
弹塑性梁
1.
With the aid of the axial stress waves and bifurcation theory,we discuss the dynamic buckling ofsemi-infinite elastic-plastic beams with various end supports.
本文考虑轴向应力波效应,利用分叉理论研究各种支承半无限长弹塑性梁的动态屈曲问题。
补充资料:弹性地基梁法
弹性地基梁法
method of beam on elastic subgrade
tanxing dili Iiangfa弹性地基梁法(method of beam on elas-:ic subgrade)垂直水流方向将水闸底板截取为单宽截条并作为弹性地基上的梁进行内力计算的方法。其内力计算简图与截面法基本相同,但横向地基反力不再假定为均匀分布,而是根据地基与梁的弹性变形一致的原则进行具体的计算〔见图)。此外,弹性地基梁法还计及边荷载对地基变形的影响。因此,本方法较之倒,梁法、截面法合理,常用于大、中型水一夕一~浮托力渗透压力地基反力 ┌───┬─┬──┐ │闸墩 │1 │1 │ │ 刁 │! │l__ │ ├───┼─┼──┤ │1拿 │n │li │ └───┴─┴──┘ ┌─────┬─┬─┬───┐ │闸墩 │ │ │扮 │ │ 口 │ │ │ │ ├─────┼─┴─┼───┤ │侣一 │〔 │r,了 │ └─────┴───┴───┘ ┌───────────┬──┬────┐ │‘..~-.-.~二二~-.曰.. │T │丫 │ │ 闸墩 │! │/ │ │ 截条一 │L │ │ │ │/ │ │ └───────────┴──┴────┘ ┌──┬─┬─┐ │即 │尸│田│ └──┴─┴─┘ ┌─┬─────────┬────┬───┐ │{ │{ │灌几 │·!) │ └─┴─────────┴────┴───┘ 闸底板荷载分布闸底板的设计。具体计算方法见弹性地基上梁的计算,但由于地基的性能参数不易准确选择,什算结果也难以完全符合实际。对于复杂地基可按弹性地基上的框架决行平面或空间有限元法计算。
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参考词条