初步分析了厚度对矩形薄板热屈曲临界应变值的影响。
The effect of the thin plate's thickness to thermal buckling problem is analyzed.
应变扫描实验得出甘蔗渣浆废液多聚物的临界应变达到0。
In the strain sweep experiment, it was found that the critical strain applied to this waste liquor polymer solution was up to 0.
实验结果表明,蔗渣浆黑液多聚物的临界应变最高可达到10%。
The results indicate that the critical strain of bagasse Kraft black liquor can be up to 10%.
混凝土约束改变了有效应力-应变关系:造成强度和临界应变的增加。
Confinement of concrete results in a modification of the effective stress-strain relationship: higher strength and higher critical strains are achieved.
得到了不同直径和手性角情况下碳纳米管缺陷形核和断裂的临界应变。
The critical strains of defect formation and fracture occurrence of CNTs with different diameters and chiral angles were obtained.
为了获得足够的应变积累来克服动态再结晶的临界应变,低温大变形量的变形是基本条件。
Lowering temperature window of rolling and large strain accumulation is basic condition for exceeding of critical strain for dynamic recrystallization to refine austenite grain size.
对于H68黄铜,随着晶粒尺寸的增大,出现锯齿屈服的临界应变量增大,锯齿波的最大应力振幅减小。
With the increase of the grain size of H68 brass, the critical plastic strain for the onset of serrations increases while the maximum stress amplitude of serrations decreases.
在基于应变的管道设计方法中,临界屈曲应变是一个重要指标。
The critical buckling strain is an important data in the strain-based design of pipelines.
结果还表明,随着夹杂物尺寸的增加,裂纹临界形核应变降低。
It is also showed that the critical strain values of crack nucleation decrease with the increase of the size of inclusions.
因此,对高温超导体的交流损耗及临界电流与应力-应变的关系的研究具有重要的现实意义。
Therefore, the critical current and AC losses of HTS tapes are directly related to tensile stresses and strains, and it is necessary to investigate their correlations.
对钢丝缠绕增强塑料复合管应变、剥离强度、临界失稳压力、不同温度下的失效形式等进行了试验研究。
Strain, peel strength, critical buckling pressure and failure mode under various temperatures of PSP were investigated using experiments.
准则表明最终的结构破裂取决于与临界损伤变量密切相关的断裂应变。
It is concluded that the final collapse of the structure is decided by the rupture strain that is deduced from the critical damage variable.
该传感器用于应变,温度,热通量,和表面流动,以及用于未来的空间和空气的车辆部件的临界车辆健康监控和表征。
The sensors are used for strain, temperature, heat flux, and surface flow, as well as for critical vehicle-health monitoring and characterization of components of future space and air vehicles.
建立了荷载水平和临界损伤应变之间的关系;
The relationship between stress level and critical damage strain was then established.
并根据本研究提出的分析程序,确定了空穴的临界形核应变以及在形核应变时的相对空穴体积。
Based on the analysis procedure proposed in this work, the critical nucleation strain and relative void volume at the critical nucleation strain were determined.
该方法考虑土的应力应变关系和土坡失稳的破坏形式,从分析土坡应力分布的变化入手,直接确定临界滑裂面的位置,进而计算土坡总体安全系。
Beginning at the analysis of variation of stress distribution of a slop, the location of critical slip surface is directly determined, and the globe safety factor is calculated.
利用解析的方法,给出了腹板产生屈曲的临界应力和应变。
The critical stress and strain for web buckling were figured out by analytic method.
本文对按应变能密度理论和最大拉应变理论所推导出的两个三维复合型断裂临界曲面作了简要介绍。
Introduced in this paper are two fracture critical surfaces of three dimensional mixed mode obtained from the theory of strain energy density factor and the theory of maximum tensile strain.
结果表明,按最大拉应变理论所得到的理论临界曲面和试验临界曲面相当接近。
The results show that the theoretical and experimental critical surfaces of the maximum tensile strain are very close.
介绍了岩体弹塑性分析常用的模型、临界状态的概念以及反映岩石塑性应变硬化(及软化)的帽式模型。
The models in common use with elastoplastic analysis of rock mass, conception of critical state and the cap models that reflect strain hardening (or softening) of rocks are discussed.
发现纳米管的压缩强度,如临界轴向内力在低温下受温度影响明显,并且和应变率的大小有关。
It was revealed that the compressive strength of nanotubes, such as the critical axial load, is related to applied strain rate and also affected by temperature especially by lower temperature.
利用位错形成能等于零(即错配应变能的降低等于位错自能)的条件,得到了外延生长薄膜的临界厚度。
The critical thickness is determined from the zero formation energy of a misfit dislocation. i. e. the amount of reduced mismatch strain energy equaling the amount of creased dislocation self energy.
建立了蠕变局部损伤法模型,并给出单元进入损伤态的判据和失效的临界拉伸应变条件。
This paper presents a finite element model of local damage in creep and provides the threshold strain for damage elements.
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。
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.
渐近状态是比临界状态更为广泛的一个概念,临界状态是渐近状态在体应变增量为零时的特殊情况。
And asymptotic state is a more common concept than critical state, which is a particular case when volumetric strain increment equals zero.
给出了所有系列强度和应变动态增长因数与应变率之间的函数关系,求出各自的应变率临界值。
Moreover, the functions between all ranges of strength, dynamic strain increase factor and strain rate are gained, and respective strain rate critical values are concluded.
通过引入三种临界等效膜应变,对屈曲、塑性和塑性失效三种临界动力状态进行了定义,根据定义获得了每个试件的临界值。
The plates exhibit three different critical conditions: bucklin'g, plastic incipience and plastic collapsing. The conditions are defined by three kinds of critical equivalent membrane strains.
岩石峰后的应变软化特性和剪切膨胀特性对塑性临界状态有重要影响。
The rock strain softening after rock peak and the shear expansion properties affect the plastic critical state.
该方法利用有限元方法计算土体单元的应力应变,根据破坏单元直接确定临界滑裂面。
In the method the critical sliding surface is found by thinking about the stress moving of damaged points according to strain and stress that is computed by finite-element method.
结果表明,随着压力增加,渗透系数逐渐增大,在应变达到某临界值后,渗透系数开始急剧增大,此时裂隙产生。
The result shows that the permeability coefficient will increase gradually with the pressure increase and drastically after the strain gets to a critical value, when the fissure will occur.
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