The creep deformation is controlled by dislocation climb resulting from lattice self-diffusion.
该合金的蠕变由晶格自扩散引起的位错攀移所控制。
It was shown that the creep deformation of the dam body and foundation was on a small level and tended to be stable.
通过对该坝的流变计算,得出坝体、坝基流变变形较小,而且基本趋于稳定的结论。
The creep viscosity coefficient is become much smaller, which reveals the characteristics of large creep deformation.
含油泥岩黏滞系数较小,显示出其流动变形大的特点。
This paper deals with creep deformation and stresses of a spherical pot under high temperature and uniform internal pressure.
本文对高温、均匀内压作用下球罐的蠕变变形和应力进行了探讨。
In this model, we assume that the creep deformation of concrete structures is caused by the viscoelastic behavior of concrete.
这个模型认为混凝土结构的徐变变形是由混凝土材料的粘弹性引起的。
Rheological characteristic is one of the most important mechanical characteristics of rock. It controls the creep deformation.
岩石的流变特性是岩石重要的力学特性之一,它控制着岩石的蠕变参数。
Soft rock wall of tunnels in deep mining will have large creep deformation when the stress in rock is near its ultimate strength.
在深井软岩条件下,巷道围岩应力状态处于岩石强度极限邻域内,围岩会产生较大的蠕变变形。
The creep deformation is seen as the macroscopic consequence of the progressive destruction of cemented solid contact surface between grains.
流变变形被认为是颗粒间固体胶结接触面的破坏过程的宏观表现。
The Langxia landslide is a giant scale deep seated along bedding landslide caused by coal mining, which is now in the creep deformation stage.
下滑坡是由采煤引发的巨型深层顺层滑坡,目前处在蠕动变形阶段。
Variations of gravity field in this area may be caused by the earth crust deformation, quality transition in deep crust and fault creep deformation.
重力变化可能是由该区地壳形变、地壳深部质量迁移和断层蠕动共同作用引起的。
The experimental results show that the glass fibre reinforced composite geotextiles possess excellent tensile strength and creep deformation resistance.
试验结果表明:玻纤增强复合土工布具有强度高、抗蠕变能力强的优点。
According to the total strain energy failure theory author provides calculate formula of creep Life loss in creep deformation accumulation of steam pipe.
根据总应变能理论,作者提出按管子累积蠕变变形量计算寿命损耗量。
Meantime, the creep stability criteria of rock sample, analytic expressions of the creep deformation, the creep speed and the creep acceleration are given.
同时,得出岩石试件蠕变稳定性的判别准则和蠕变变形、蠕变速率和蠕变加速度的解析表达式。
A nitrogen heat treatment method of nozzles was proposed for the sharp wear, evident high temperature creep deformation of the nozzles for sulfur atomization.
针对硫磺雾化喷嘴存在磨蚀快、高温蠕变明显的现象,提出了喷嘴氮化热处理的方法。
Finite element models for formations with inclined saline rock interbeds were set up by use of nonlinear finite element method for saline rock creep deformation.
文章用盐岩蠕变的非线性有限元法建立了具有倾斜盐岩夹层的地层有限元模型。
The calculation model for creep deformation of furnace shell has been established by analysis on the influence factors of shell creep deformation and ANSYS software.
通过转炉炉壳蠕变变形影响因素的分析和ANSYS软件建立了炉壳蠕变变形的计算模型。
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 structural analysis theory and method of reinforced concrete tall buildings in view of construction procedures and creep deformation of shrinkage were investigated.
研究高层钢筋混凝土建筑考虑建造过程的收缩徐变变形的结构分析理论及方法。
Test results show that : ( 1 ) the amount of creep deformation during monotonic primary loading depends on strain rate before creep, creep stress level, and creep time ;
试验结果表明: (1 )在初始加载过程中,经过一定时间蠕变后黏土的强度有很大的提高;
C. The invention can resist corrosion and high temperature with wider working temperature and less creep deformation without plastic deformation after working long time.
耐腐蚀、耐高温,工作温度范围宽、蠕变小,长期工作无塑性变形。
Then, based on the displacement-time curve of slipping zone, the creep deformation trend is illustrated, and the stability condition after reinforcement is also estimated.
进而通过对位错—时间曲线的分析,对加固措施的作用进行说明,且对蠕滑变形体在治理后的稳定性进行评价。
To fully reflect the creep deformation laws of frozen soil under complex stress paths, a nonlinear rheological constitutive model of frozen soil was put forward by using the basic elements.
为了全面反映冻砂土在应力路径下的变形,以元件模型为基础,通过推导获得冻砂土非线性流变本构力学模型。
The basic idea of this new model is that cavity nucleation during creep deformation depends not only on the stress concentration of piled-up group of dislocations, but also vacancy clustering.
该模型不但考虑了位错塞和所产生的应力集中的作用,同时也考虑了空位聚集的作用。
The finite difference numerical analysis to the creep deformation laws of soft soil roadbed under the two conditions of considering seepage effect and regardless of seepage effect with FLAC-3D.
应用FLAC-3D软件完成了软土路基蠕变变形规律有限差分数值分析及考虑渗流的软土路基蠕变变形规律有限差分数值分析对比研究。
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。
It is shown that the fiber can considerably resist the matrix creep along the axial direction, but not so for transversely and shear deformation.
研究表明,纤维在轴向对基体的蠕变起到明显阻止作用,而在横向和剪切变形下的作用较小。
Triaxial repeated load creep tests are employed to evaluate the influence of high temperature and heavy load on the deformation property of AC-20 asphalt mixture.
为评价高温和重载对沥青混合料变形特性的影响,对AC - 20级配的沥青混合料进行三轴重复荷载蠕变试验研究。
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 advantage of this method consists in the fact that neither a protective layer nor creep properties are necessary and that question about clastic or plastic deformation can be avoided.
它的优点在于不必给试样单面施加抗氧化涂层,不需要研究材料的蠕变性质,也不必讨论试样的形变属于弹性形变还是属于塑性形变。
The principal superplastic deformation mechanism for the alloy is boundary sliding, assistant ones are deformations inside the grains and dislocations creep.
超塑性变形的微观机制是以晶界滑动为主,晶内变形以及位错蠕变起了协调作用。
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