In order to determine the secondary support time and intensity,the changing rules of the stress and deformation speed of surrounding rocks with time,the effects of the secondary supporting time and intensity of surrounding rocks on deformation were analyzed using exponential creep model of FLAC2D at west tunnel in the Guhanshan Mine of Jiaozuo Coal Industry Group.
为了研究确定高应力软岩巷道二次支护时间和支护强度,以焦煤集团古汉山矿西大巷为研究对象,采用FLAC2D中的指数蠕变模型,研究分析围岩应力和围岩变形速度随时间的变化规律、二次支护时间及支护强度对围岩变形的影响规律。
Non-linear creep model of rock and parameter determination;
岩石试件非线性蠕变模型及其参数确定
Study on nonlinear creep model for saturated sand;
饱和砂性土非线性蠕变模型试验研究
Experimental study of creep model and failure characteristics of coal
煤岩蠕变模型与破坏特征试验研究
Inversion of compression creep parameters of deep rock under rigid bearing plate
刚性承压板下深部岩体压缩蠕变参数反演
A new method to determine material creep parameters based flat cylindrical indentation test
平头压痕试验确定蠕变参数的一种新方法
With the indentation creep testing results in conjunction with finite element creep analysis, the material creep parameters (n'mI = nI =4.
通过压痕蠕变试验结合有限元的方法,确定了材料的蠕变参数,其中应力指数n'mI=nI=4。
The variation characteristics of the position of curved neutral layer and the relative creep function with time are studied systemically based on the rheological constitutive Burgers model.
基于Burgers流变本构模型,对岩层的中性层位置和相对蠕变函数随时间的变化特征进行了系统研究。
Based on indoor 1-D consolidation creep te st, a creep function reflec ting nonlinear creep character of soft soil has been set up, the character of re ference time is analyzed and the mathematical method for estimating the referenc e time is presented.
基于室内一维固结蠕变试验建立了反映软土非线性流变特性的蠕变函数 ,分析了参考时间的特性 ,并提出确定参考时间的数学方法。
Creep model for rock mass considering normal creep of rock joint plane
考虑节理面法向蠕变的节理岩体蠕变模型
Study on Triaxial Creep Mechanism and Creep Model of Mica-quartzose Schist at Dam Abutment of Heihe Reservoir
黑河水库坝肩边坡云母石英片岩三轴蠕变机理及蠕变模型研究
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
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
The Research on the Static and Dynamic Creep Model of Asphalt Mixture under Uniaxial Pressure;
单轴压力下沥青混合料静动态蠕变模型研究
Triaxial creep model and its stability analysis of gas-containing coal
含瓦斯煤岩三维蠕变模型与稳定性分析
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
Fatigue Life Prediction for Fine Pitch Device Soldered Joints Based on Creep Model
基于蠕变模型细间距器件焊点疲劳寿命预测
prestress forming
预模压加热蠕变成型
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
The Rheological Combination Model Describing Accelerated Creep and the Creep Experiments Research of Rocks and Coal;
可描述加速蠕变的流变力学组合模型和煤岩的蠕变试验研究
Research on Creep Damage Model of P91 Steel;
P91钢蠕变损伤全过程模型的研究
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
A rafting model for creep of Ni base single crystal at high temperature based on microstructure cell
镍基单晶合金高温蠕变筏化模型研究
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
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
The Creep Model of Intercalated Clay Layers and Change of Their Microstructure during Creep
泥化夹层蠕变全过程的模型及微结构的变化
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