结果证明绳槽参与承载,能够改变卷筒应力分布规律,减小筒壁应力。
The results proved that the grooves took part in the bearing , could verify the distributing rule of drum stress and reduce the stress of drum wall .
还计算了水泥砂浆模型孔壁应力和模型侧面应变在孔壁不同方向的应力、应变峰值增大率。
The increasing rate of borehole stress and profile strain peak value of cement mortar model are calculated.
得到了基础筒壁破裂过程中筒壁应力-应变的变化规律,为烟囱基础的设计提供了理论依据。
A changing law of the stress-strain during cracking of the foundation wall is obtained, which provides a theoretical basis for the design of the chimney foundation.
本文根据孔壁应力解除法获得的量测应变,提出了采用最优化方法直接确定岩体的泊松比和原始地应力。
This paper proposes that Poisson's ratio of rock mass and in-situ stress are directly determined using optimization method according to measured strains obtained from bore hole stress relief process.
看重分析了长壁采煤工作面煤壁应力特点和冲击劈裂式采煤的相互作用关系,提出了冲击破煤的作业方式。
The paper emphatically analyses the interaction between the wall stress characteristic and coal getting by impact on the longwall face, proposes the work pattern of coal breaking by impact.
经过数据分析,揭示了罐壁应力变化、分布与传递的内在规律,为确保今后油罐举升方案的制定和安全实施提供了科学依据。
Based on the data analysis results, the laws of the stress change, distribution and transfer are primarily revealed, which can provide a scientific fundament for tank lifting in scenario and safety.
血流壁切应力对颈动脉斑块及其稳定性有何影响,尚存在不同的看法,需要进一步的研究。
There are controversial ideas how vascular wall shear stress take an effect on plaque in carotid artery and its stability.
并发现人体血管中,小动脉壁的周向应力最高。
It was found that the highest circumferential stress exists in small artery of human.
首先进行强度和稳定性计算,主要进行了筒体、端盖的壁厚计算、水压试验应力校核以及叶轮、轴的强度校核。
First of all, for strength and stability, mainly a cylinder, cover the wall, the water pressure check and impeller stress test, the axis of strength checking.
孔隙中的压力所导致的周围孔壁中的拉应力可能引起基体开裂。
The resultant tensile stress in the matrix around the larger pores may induce the cracking of the pore wall.
我们很想知道壁内的拉应力。
研究了动载荷作用下带裂纹厚壁筒的应力强度因子。
We study stress intensity factor of thick wall cylinder with cracks under dynamic load.
详细分析了孔眼壁附近的等效应力随牙齿压入深度的变化关系。
The variation of equivalent stress near the hole wall with the depth of the teeth pressed is analyzed.
详细地分析了孔眼壁附近的等效应力随牙齿压入深度的变化关系。
The paper analyzed the equivalent stresses of the hole wall varied with the inserted depth of tooth.
本文根据热弹理论,提出了组合厚壁圆筒温度应力的计算公式。
Formulas based on the thermoelastic theory for computing temperature stresses in the composite hollow cylinder are presented in this paper.
利用光弹性实验对非等长度组合厚壁筒进行应力分析,验证了有限元计算结果。
The stress of assembled circular tubes with different lengths was analysed with photoelastic test, and the calculated result by finite element method was probed.
由于过盈配合组合厚壁筒内会产生装配应力。
The assembling stress appears in combined thick wall cylinder because of assemblage excess.
文中较详细地分析了茂名石化公司高压聚乙烯反应器自增强处理后器壁的应力分布状况。
The stress distribution situation of vessel wall after self-enhancement treatment for high pressure polyethylene reactor in Maoming petrochemical company was analyzed in detail in this paper.
本文比较了几种计算血管壁切应力的方法,认为采用有约束的弹性管模型计算获得的动脉壁切应力更适合于临床应用。
Several methods of calculating arterial wall shear stress are compared in this paper, and the restricted elasticity model is more adapt to clinical application.
通过管道壁厚、管道应力、安全系数的校核,表明该批钢材仍符合要求,但要加强安全监督。
After checking the pipe wall thickness, pipe stress and safety factors this batch of steel material has still complied with the requirements, while safety Surveillance should be enhanced.
研究结果表明,厚壁筒自增强残余应力在循环载荷的作用下,残余应力衰减达到近30%。
The result showed that the attenuation of residual stress of autofrettaged thick-walled cylinder reached about 30% under cycle loading.
更为主要的是该模型还可以用于解释泡沫压裂液的屈服应力和壁面滑移现象。
Especially, this model can also explain the yield stress and wall slip phenomena for foam fracturing fluid.
本文给出了一种分析受冲击内压作用的厚壁圆筒中位移和应力的解析方法。
This paper presents an analytical method which analyses displacements and stresses in thick cylinders subjected to internal impulsive pressure.
根据检测得到的正常人和动脉硬化性脑血管病患者的颈动脉血流速度、血管管径等数据,计算两者的颈动脉壁面切应力。
According the blood speed and diameter of carotid artery measured in cerebrovascular disease patients and the control, the carotid wall shear stress of both groups are calculated.
本文介绍了一种降低厚壁圆筒与接管连接处应力峰值的方法。
One method to decrease the peak stress at the joint of nozzle and thick cylinder was introduced in this article.
通过对典型的水平旋转内消能泄洪洞空腔环流的试验观测,研究了其壁面应力的变化规律。
The variation rule of wall stress of horizontal rotary cavity flow in an intemal energy dissipating tunnel is researched based on the experimental observation.
传质速率及壁面剪切应力的测量采用电化学方法。
Mass transfer rates and wall shear stresses are measured by the electrochemical method.
针对这一问题,修正了亚格子雷诺应力模型的壁面函数,得到了较好的计算结果。
To this end, the wall function of the sub-grid Reynolds stress model was modified to obtain a better result.
在水、空气实验回路上对水平管内气液两相泡状流的壁面切应力进口段进行了实验研究。
Experiments were carried out to investigate the developing length due to the wall shear stress in horizontal air water two phase bubbly flows.
在水、空气实验回路上对水平管内气液两相泡状流的壁面切应力进口段进行了实验研究。
Experiments were carried out to investigate the developing length due to the wall shear stress in horizontal air water two phase bubbly flows.
应用推荐