Then an analytical model for axisymmetric case is developed based on the total strain theory and membrane assumption.
基于全量塑性理论及膜应变假定,推导了轴对称情况的解析计算模型;
At low and intermediate total strain amplitudes, the fatigue life was found to decrease with the increasing of temperature.
结果表明,在中等应变幅值之下,材料的疲劳寿命随温度的增加而降低。
The fatigue behavior of as-cast and as-extruded AZ91 magnesium alloys was investigated under total strain amplitude control mode.
研究了铸态和挤压态az91镁合金的室温应变疲劳行为。
Only a small part of the total strain energy is recovered. The recovered energy is the elastic energy that is stored during reeling.
挠性油管在缠绕过程中的大部分的应变能都被耗散掉(转化成热),只有一小部分应变能可以恢复。
The low cycle fatigue behavior of in-situ composites was investigated under total strain-controlled conditions at the room temperature.
研究了应变控制原位生成复合材料的室温低周疲劳行为。
During the transient creep after stress decrease, it has been found that the total strain transient consists of two components, elastic strain and anelastic strain.
当外加应力突然降低后,在瞬时蠕变过程中发生了弹性应变和滞弹性应变,整个降载过程中的应变变化值与应力变化值成线性关系。
It is concluded that the total strain theory can be used as a substitute for the incremental strain theory to analyse the force and deformation in sheet metal deep-drawing process.
结果表明,全量理论可代替增量理论分析、计算拉延成形过程的力和变形等。
For plastic deformation theory, it is assumed that the plastic strain tensor is proportional to the total strain deviation tensor and the ratio is a sealer 'function of the effective total strain.
对于形变理论,假定塑性应变张量与总应变偏量张量成比例,其比例因子是总有效应变的标量函数。
With the total strain theory and membrane assumption and taking the normal anisotropy of sheet metal into consideration, initial blank size can be directly calculated from desired flanging height.
在该算法中,采用了全量塑性理论及膜应变假定,并考虑了板材的厚向各向异性,可以直接从所需的翻边高度计算出初始坯料的尺寸。
With the total strain theory and membrane assumption and taking the normal anisotropy of sheet metal into consideration, initial blank size can be directly calculated from desired flanging height.
在该算法中,采用了全量塑性理论及膜应变假定,并考虑了板材的厚向各向异性,可以直接从所需的翻边高度计算出初始坯料的尺寸。
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