同时能够对任一应力、温度下的蠕变曲线进行预测。
This model can predict creep curves at discretional temperature and stress.
如此继续进行试件的挠度观测,就可绘制出蠕变曲线。
Thus continuing the regular measurements of the bending curves of the test-piece, one could construct a creep curve.
此外,还表明幂指函数可以较好地拟合三维编织复合材料的蠕变曲线。
In addition, it is found that the power function is the best fit equation of creep curve for 3-d braiding composites.
介绍应用微机通过线性回归法,处理线型聚合物蠕变曲线的一种方法。
A method to calculate the linear creep time curve of polymers with the linear regression through the microcomputer is introduced.
对石膏角砾岩进行了单轴、三轴蠕变试验,获得了不同围压下的蠕变曲线。
The uniaxial and triaxial creep tests of gypsum breccias are made and creep curves under different confining pressure are got.
蠕变过程中粘塑性变形占主导,因而其三轴蠕变曲线没有出现渐进流动阶段。
Because of the dominance of viscoplastic deformation in the creep process, creep curves under triaxial compression behave without the third phase of atypical creep curve, viz.
利用冻粘土试件进行了三轴蠕变试验,从而获得了复杂应力状态下的蠕变曲线。
The specimens of frozen clay are used for carrying out the long-term creep tests under triaxial stress states so that the creep curves of the frozen clay are derived.
由于模型是对蠕变曲线所有阶段进行拟合,因此有望实现滑坡的全程预测预报。
The model is fitted to all stages of creep curve; so it is promising to realize the whole stage forecast of landslide.
通过大量的冻结粘土单轴蠕变试验,获得了单轴应力状态下的蠕变曲线及其参数。
Through a lot of creep test of frozen clay under single-axial stress, the curves and parameters of creep under single-axial stress state are obtained.
说明蠕变曲线是以指数关系变化的,动脉粥样硬化对升主动脉蠕变特性具有一定影响。
The creep curve is the relationship between changes in index, atherosclerosis of the ascending aorta has a certain impact on the creep characteristics.
试验表明,页岩在较低应力水平下,轴向及侧向蠕变曲线呈现出衰减阶段的流变特性。
Experimental research reveals that the axial and lateral creep curves of shale specimens behave the attenuation creep stage under relatively low stress state.
合金拉伸蠕变曲线具有典型的三阶段特征,即较短的减速蠕变阶段和较长的第三蠕变阶段。
The tensile creep curve was composed of the typical primary creep stage, steady-state creep stage and the accelerated creep stage.
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。
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.
通过进行蠕变曲线测定和组织形貌观察,研究了FGH95粉末镍基合金的微观组织结构与蠕变行为。
By means of the measurement of creep curves and microstructure observation, an investigation has been made into the microstructure and creep behaviors of FGH95 powder nickel-base superalloy.
K46合金的高温拉伸蠕变曲线表现出非常长的稳态蠕变阶段,而较高的蠕变塑性来自于加速蠕变阶段。
It is found that the creep curves of alloy K46 consist mainly of a longer steady-state creep stage and an accelerated creep stage, which occupies the most creep strain.
通过实验获得的蠕变曲线和岩石参数,回归出了盐岩的蠕变本构方程,结果表明该方程能较好的模拟实验结果。
Through the creep characteristic curves and parameters, the creep constitutive equation of rock salt is regressed and agrees with the experiment result.
比较了获得拉伸蠕变破坏荷载-时间曲线以及蠕变应变-时间曲线的试验方法,给出了外推这两种蠕变曲线数据的处理步骤。
The methods of creep test to get both curves of tensile creep rupture load vs time and creep strain vs time are compared. The procedures to extrapolate the two types of creep curves are presented.
对蠕变模型计算结果和试验结果的比较表明,该模型能够很好的描述蠕变曲线中的初始衰减蠕变阶段、稳态蠕变阶段和加速蠕变阶段,证明了该模型的正确性和合理性。
This model can well describe the variation of creep in the period of attenuation, steady period and period of acceleration. The validity of the model is verified by experimental data.
根据岩石蠕变的应力-应变比曲线可以近一步分析得到等时模量曲线。
We can gain the isochronous - modulus curves from the curves of stress - strain ratios.
在此基础上,针对花岗岩及片岩两种岩石的室内蠕变分级加载试验曲线进行了流变参数的识别与反演。
The viscoelastic parameter identification and back analysis are carried out by using the multi-stage loading creep curves of granite and schist .
结果得出了各组大鼠股骨压缩应力松驰函数、蠕变函数及曲线。
Results showed that we got the function and curves of compression stress relaxation and crept with each group.
对实验数据进行归一化处理,得出归一化应力松弛函数、归一化蠕变函数及曲线。
Experimental data were given normalized treatment and normalized stress relaxation function and normalized creeping function and curve were derived.
结果:1.得出半月板归-化蠕变函数及曲线;
Result :1. function and curve of mensical normalization creep were obtained .
对实验数据进行归一化处理,得出了归一化应力松弛函数、蠕变函数及曲线。
The experimental data was reduced, then the reduced stress relaxation and creep function and curves were obtained.
根据统一蠕变模型和该模型导出的蠕变方程,研究了分级加载条件下的岩石蠕变特性,并且通过曲线拟合得出了相应的蠕变参数。
Based on the unified creep model and the relevant creep equations, the creep properties of rock under step load is studied, and the corresponding creep parameters by fitting curves are obtained.
分析了岩石的多孔隙特性、强度实验的全应力-应变曲线、蠕变特性曲线和松弛特性曲线。
Rock's characteristic of multi-interspace, the complete stress-strain curve in strength tests and characteristic curve of creep and relaxation are analyzed.
对实验数据进行归一化处理,得出了归一化应力松弛、归一化蠕变函数及曲线。
Normalized stress relaxation and creep functions were regressed from obtained data and illustrated in curves.
该模型中的强化项和弱化项曲线精确描述了蠕变的应变强化过程和应变弱化过程。
Thirdly, the strain-hardening and weakening curves all accurately describe the strain harden and weaken processes of creep.
在此基础上,针对花岗岩及片岩两种岩石的室内蠕变分级加载试验曲线进行了流变参数的识别与反演。
The results of analysis show that the elastic parameters and viscoelastic parameters of the same sample change with different step loading, in particular, there is a.
由应力松弛与蠕变的关系,推导得到松弛曲线表达式。
The relaxation curve fitted with the expression , which is deduced based on the relation between the relaxation and the creep.
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