非线性蠕变模型,nonlinear creep model
1)nonlinear creep model非线性蠕变模型
1.Based on the three-phase creep character and the complete stress-strain curve of asphalt mixture,the viscoelastic spring of Burgers model was modified and anonlinear creep model was established,in which the viscoelastic spring module gradually decreased when the strain increased.根据沥青混合料3阶段的蠕变特性和混合料全过程应力-应变曲线,对Burgers模型中的粘弹性弹簧进行改进,认为其弹性模量随应变增大而减小;推导了非线性蠕变模型的本构方程,给出了蠕变应变、蠕变速度和蠕变加速度的解析表达式;进行了模型稳定性分析,给出了模型稳定条件和蠕变破坏时间的定义;运用最小二乘法原理,建立了模型参数的确定方法;最后通过两个实例验证了模型的准确性和适用性。
英文短句/例句
1.Visco-Plastic Rheological Properties and a Nonlinear Creep Model of Soft Rocks软岩黏弹塑性流变特性及非线性蠕变模型
2.Nonlinear creep model of asphalt mixture and parameter determination沥青混合料非线性蠕变模型及其参数确定
3.The Deformation Mechanism and Nonlinear Creep Constitutive Model of Bedded Salt Rock;层状盐岩变形机理及非线性蠕变本构模型
4.Analysis of Nonlinear Visco-elastic-plastic Creep Model for Rock Specimen岩石试件非线性黏弹塑性蠕变模型分析
5.Nonlinear Creep Damage Constitutive Model of the Weak Rockmass in Dam Foundation and Its Engineering Application;坝基软弱岩体的非线性蠕变损伤本构模型及其工程应用
6.The Mechanical Modeling of Indentation Creep Test and Creep Characterization;压痕蠕变实验的力学模型与蠕变力学性能表征
7.Creep Experiment and Non-constant Viscoelastic Model of Rock岩石蠕变实验及非定常参数粘弹模型
8.STUDY OF THE CHABOCHE VISCO-PLASTIC MODEL ON COUPLED CREEP DAMAGE耦合蠕变损伤的Chaboche粘塑性模型的研究
9.STUDY OF CREEP-FATIGUE INTERACTION USING A VISCOPLASTIC MODEL COUPLED WITH A CREEP DAMAGE耦合蠕变损伤的粘塑性模型用于疲劳-蠕变交互作用的研究
10.Nonlinear Creep and Physical Aging Behavior of Glassy Polymers;玻璃态高聚物的非线性蠕变与物理老化行为
11.Analysis of Numerical Creep Test of Nonlinear Viscosity Coefficient on Rock岩石非线性粘滞系数的蠕变数值试验分析
12.The Study on Shear Creep Model of Wall Rock of Long, Great and Deep Buried Tunnel;长大深埋隧洞围岩非定常剪切蠕变模型初探
13.Unsaturated Creep Model of the Sliding Zone Soils of Qianjiangping Landslide in Three Gorges三峡千将坪滑坡滑动带土的非饱和蠕变模型
14.prestress forming预模压加热蠕变成型
15.A NONLINEAR VISCOELASTOPLASTIC RHEOLOGICAL MODEL BASED ON NISHIHARA"S MODEL基于西原模型的非线性黏弹塑性流变模型
16.Statistic Diagnostics of Nonlinear Models under Box-Cox TransformationBox-Cox变换下非线性模型的统计诊断
17.Nonlinear rheological model for Q_2 loess in Xi"an region西安地区Q_2黄土非线性流变模型
18.VISCO-ELASTIC PROPERTY SOLID MODEL AND FINITE ELEMENT ANALYSIS FOR EVAPORATE BED CREEP盐膏层蠕变粘弹性固体模型及有限元分析
相关短句/例句
nonlinear viscoplastic creep model非线性粘塑性蠕变模型
3)non-linear creep非线性蠕变
1.By analyzingnon-linear creep model and the creep curve,in the local scope,non-linear creep question is transfered into linear one,and the stability condition of the modified model is obtained,with which the three stages of rock sample creep,especially the non-linear accelerating cree.以改进的西原正夫模型为基础,利用岩石全过程应力-应变曲线与蠕变方程中参数的对应关系,建立参数非线性蠕变模型。
4)nonlinear creep非线性蠕变
1.Thenonlinear creep equation for surrounding rock of soft rock tunnel in deep mining under high ground stresses is obtai.用实验数据进行数值计算,得出了深部软岩巷道围岩在高地应力作用下的非线性蠕变模型,建立了应力差-时间-蠕变的定量关系,利用MATLAB软件得到了不同情况下的蠕变-时间曲线;应力差-时间-蠕变曲面。
2.Thenonlinear creep damage mechanism of rock salt is investigated with triaxial creep tests, theoretical analysis and numerical simulation in the study.本文通过盐岩三轴蠕变实验、理论分析和数值计算研究了盐岩的非线性蠕变损伤机理。
3.Anonlinear creep model of the soft rocks was established.建立了软岩的非线性蠕变模型。
5)unsaturated creep model非饱和蠕变模型
1.Based on these tests results and by analogy of Singh-Mitchell and Mesri creep models,anunsaturated creep model of the sliding zone soils is presented in accordance with the characteristics of test curves.为定量研究降雨和库水位变动情况下的滑坡蠕滑变形特性,进行了三峡千将坪滑坡滑带土的非饱和三轴排水蠕变试验研究,得出了该滑带土在相同净围压,不同基质吸力下的一组蠕变曲线,在此基础上,类比Singh-Mitchell及Mesri蠕变模型的建模思想,并根据试验曲线自身的特点,给出了适合该滑动带土的非饱和蠕变模型,即剪应力-应变关系采用幂次函数,应变-时间关系采用双曲线函数。
6)nonlinear creep formula非线性蠕变方程
延伸阅读
连续时间非线性系统模型分子式：CAS号：性质：系统模型的一种，其变量之间的关系是司E线性的且时间变量连续的系统模型。
