The steady-state creep strain rate is a power function of deviatoric stress and exponential function of temperature and energy.
稳定蠕变应变率本构方程是作用在盐岩上的应力偏量的幂次函数和能量与温度的指数函数。
The finite element model was established based on the small punch creep test of SS304 steel specimen in the condition of constant temperature and different loads.
对304不锈钢进行了恒定温度下多种载荷的小冲孔蠕变试验,在此基础上建立了304不锈钢小冲孔蠕变试样的有限元模型。
The measured strain of concrete includes the elastic strain, creep strain and also the non-stress strain like the concrete free deformation and temperature strain.
混凝土实测应变包含弹性应变、徐变应变及混凝土自由变形、温度应变等非应力应变。
The author studies mainly on effect of temperature to creep of soft rock this paper.
本文主要研究温度对软岩蠕变特性的影响。
With more and more research on creep phenomenon, it is demonstrated that room temperature creep widely exists and can do various extent damage to members in many literatures.
随着人们对蠕变现象研究的深入,大量研究文献表明,常温下的蠕变现象广泛存在而且可以对构件造成不同程度的危害。
In the computation of stress field, the factors, such as temperature load, deadweight of concrete, water potential, creep stress and self expansion of concrete, are involved in the program.
计算中考虑了温度荷载、自重、静水压力、混凝土徐变和自生体积变形等情况。
The influence of load level, temperature, time and other factors on the creep behavior have also been analysed.
本文还对时间,载荷水平、温度和其它因素对蠕变的影响也做了进一步的研究。
The second moment creep time of DZ4 superalloy rapidly decreases with the increasing of temperature and stress.
随着温度的升高和应力的增加,DZ 4合金蠕变第二阶段的时间迅速减少。
Finally a model between asphalt mixture creep stiffness and temperature was build to simulate the test results of static creep tests.
基于静载蠕变试验结果建立了沥青混合料粘滞劲度模量与温度之间的转换模型方程。
This model can predict creep curves at discretional temperature and stress.
同时能够对任一应力、温度下的蠕变曲线进行预测。
The study work is focused on the effect of temperature upon mechanical properties, creep, initiation and propagation of fatigue crack for the valve material.
着重温度对气门材料的力学性能、蠕变和疲劳裂纹形成与扩张的影响等问题进行分析和研究。
The results show that fatigue, creep and oxidation damage always develops simultaneously during low cycle fatigue at high temperature.
试样的微观断口分析显示了在高温应变疲劳试验中同时存在疲劳、蠕变和氧化损伤。
A microcomputer system is established for the creep experiment facility to measure the temperature and deformation signals.
研制了微机巡检系统,巡回监测蠕变试验的温度和形变信号。
The problem of transmission of loaded contact frozen soil with creep effect in the temperature field is studied using critical boundary element method.
基于临界边界单元法,研究温度场中具有蠕变效应的冻土接触载荷传递问题。
The test results suggest that the creep value in deformation becomes larger when the water content and temperature increase.
通过对试验结果进行分析后认为加筋膨胀土挡墙在含水量和温度升高时其蠕变变形会变大;
How to calculate thermal creep stress filed of early-age concrete considering temperature effect by ANSYS software.
如何基于ANSYS软件平台进行考虑温度影响效应的混凝土结构早期温度徐变应力场的计算。
A study was made on concrete creep under different curing temperatures, and the comprehensive effects of time and temperature on creep development were expressed with the chemical reaction rate.
对不同养护温度下的混凝土徐变进行了研究,用化学反应速率描述温度对混凝土徐变的影响。
The probabilistic life prediction of high temperature components was studied by using the stochastic equation of creep damage and simple second-order theory and method of high temperature components.
通过应用高温构件蠕变损伤的随机方程及一次二阶矩理论和方法,对高温构件的概率寿命预测进行了研究。
Shortterm shear behaviors depend on loading rate and test temperature while the shapes of the shear creep curve and the creep lives depend on test temperature and stress.
瞬时剪切行为存在加载速率、温度相关性;剪切蠕变曲线形状和蠕变寿命与温度及应力大小有关。
A microcomputer system is established for the creep experiment facility to measure the temperature and deformation signals. The structure of the system and its major software functions are described.
研制了微机巡检系统,巡回监测蠕变试验的温度和形变信号。介绍系统组成及其软件功能。
The properties of CBN wheel in creep feed grinding the high temperature alloy and the characteristics of electroplated CBN wheel are introduced.
介绍了CBN 砂轮缓进给磨削高温合金的磨削性能及电镀CBN砂轮的磨削特点;
The high temperature creep deformation of certain material used in aerial engines lamina was detected by means of high temperature moire interferometry in this paper.
利用高温云纹干涉法对航空发动机叶片定向结晶材料的高温蠕变进行了测试,获得该材料不同主方向的高温蠕变性质和规律。
The plastic deformation which is changed with time slowly is named room temperature creep.
这个变形是随时间而缓慢变化的,这个缓慢变化的塑性变形就是蠕变变形。
The rupture of corundum-mullite materials was controlled by crack at room temperature and creep at high temperature.
刚玉莫来石材料的断裂在室温下由裂纹扩展控制,在高温下由蠕变机制控制。
Furthermore, the effects of creep, shrinkage and temperature of core concrete are investigated.
此外,还对核心混凝土的徐变,收缩及温度影响作了分析。
The creep behavior of ti alloys is complicated and can usually be divided into low temperature creep, grain boundary slip creep, diffusion creep and dislocation creep, so on.
钛合金的蠕变行为是非常复杂的。通常蠕变行为可以分为低温蠕变、晶界滑移蠕变、扩散蠕变和位错蠕变等。
The mixed fatigue and creep morphology reflected the influence of their interaction at high temperature.
裂纹的疲劳蠕变混合形貌反映了高温下交互作用的影响。
Because of the randomness of material properties and operation conditions the creep damage of high temperature component is also stochastic.
由于材料性质以及操作条件的随机性,高温构件的蠕变损伤也同样具有随机性。
The recent research on properties of high temperature creep and corrosion of AZ91 magnesium alloy was remarked.
概述了AZ91镁合金抗高温蠕变性能和腐蚀性能方面的研究近况。
Substructure analysis of the materials elucidates the reasons for creep of the materials at room temperature and accounts for the difference between the two tested materials in creep behaviour.
通过微观组织结构分析,揭示了材料在室温下产生蠕变行为的原因,并解释了两种材料蠕变行为的差异。
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