The results indicate that the deformation flow of power spinning is mainly axial deformation, the radial deformation and circumferential deformation have an impact on the forming quality.
分析表明:强力旋压毛坯件的变形流动主要是轴向变形,影响成形质量的因素主要是成形过程中的径向变形和切向变形。
Grid-experiments are performed to investigate metal flow and deformation in the shear-extrusion process of tubular components with branches.
通过网格试验研究分析了枝叉管形件剪-挤工艺过程的金属流动情况及其变形规律;
As shown in Fig. 4.2, grain flow is the direction of the pattern that the crystals take during plastic deformation.
如图4.2所示,晶粒流动的方向就是在塑性变形期间结晶排列的方向。
If, when the stress is removed, the deformation remains, the material is said to exhibit plastic flow.
如果在撤去应力后变形仍保留,则称此材料呈现塑性流动。
Flow and deformation feature of the metal in the process of liquid extrusion were analysed.
分析了液态挤压过程中金属的流动和变形特征。
The deformation and flow of metal in the process of roll forging are much different from those of ordinary die forging, So are the design of its technology, preliminary forming dies and dressing dies.
辊锻过程中金属变形及流动,与一般模锻工艺相比存在较大的差异,因而其工艺设计及初成形道次模具、整形模具设计也不同于常规模锻工艺。
From the plastic flow theory, the three-dimensional deformations and stresses of the deformation zone are formulated.
根据塑性力学流动理论,分析推导了变形区三维变形和应力的数学模型。
Objective To investigate the effects of steady shear flow on the deformation properties of an adherent leukocyte and its nucleus.
目的研究稳定剪切流动对黏附于血管表面的白细胞及其细胞核变形的影响。
During the isothermal constant strain rate compression process, the effect of deformation heating on flow stress increases with increasing equivalent strain rate.
在等温恒应变速率压缩过程中,随着等效应变速率的增大,变形热效应对流动应力的影响程度增大。
Controlling deformation and flow of semisolid alloy slurry is the key of die casting of semisolid alloy.
半固态合金挤压工艺的关键是控制半固态合金坯料的流动和变形。
The prominent feature of many rheologic phenomena existing in engineering rock mass is the differential flow deformation failure.
工程岩体出现许多流变现象,它最突出的特点是差异流动变形破坏。
The constitutive equation in the present method is based on flow theory of plasticity to consider the loading history, while deformation theory of plasticity in the classical inverse analysis method.
改进的反向模拟法采用了一种基于塑性流动理论的本构方程,可以充分考虑应变历史对塑性变形的影响。
The use of plasticized rosin as an analog material of the ductile lower lithosphere provides an effective approach to modelling intraplate plastic flow network and multi layer tectonic deformation.
采用塑化松香作为岩石圈延性下层的相似材料,进行了板内塑性流动网络及多层构造变形的物理模拟实验。
It is shown that the rapid viscous flow deformation, forming, welding can be carried out in the supercooled liquid region.
结果表明,在过冷液相区内能够进行快速粘滞流动变形、粘滞成型和粘滞连接;
Combined with engineering practice and test study of loess basement dumping site in a coal mine. More probe to flow deformation feature for evolution soft layer is given here.
结合对某矿黄土基底排土场的工程实践与试验研究,对演化弱层的流动变形特性做了进一步的探讨。
Mineralization is commonly the result of full feedback coupling between the four processes of mechanical deformation, thermal transport, fluid flow, and mass transport.
成矿作用是构造变形-热量传递-流体流动-质量转移等四种性质完全不同过程的耦合。
The applications of the simulated potential energy principles for deformation theory and flow theory are given.
给出了变形理论和流动理论模拟势能原理的应用。
It demonstrated that the experiment of hardness is likely to upset in the experiment of compression. Hardness tester indenter make matrix metal plastic deformation and viscous flow happen.
结果表明,硬度实验类似于压缩实验中的镦粗,硬度计压头可使金属基体发生塑性变形及粘性流动。
In this paper, the deformation of two-dimensional red blood cell in linear shear flow is simulated using the immersed boundary method to observe the tank-treading motion.
本研究采用浸入边界法模拟二维红细胞在线性剪切流中的形变,观测细胞的坦克履带式运动。
The venting induced flow result in the flame acceleration, deformation and area increase, and the strength of venting induced flow is dominated mostly by the venting area.
泄爆诱导流动通过加速火焰传播、加剧火焰变形、增大火焰面积对容器内燃烧产生增强作用,泄爆流动大小主要由泄爆面积决定。
On the basis of experiment and change of metal flow line, metallographic structure and micro-hardness in deformation zone, this paper researched process, characteristic and mechanism of fine-blanking.
通过实验和变形区流线变化、金相组织和显微硬度的变化,对精冲成形的过程、特点、精冲成形机理进行了研究。
The paper also discussed the technological basis of the machine, including flow and deformation of the metal, the problem of slip, rolling force and torgue, and conditions affecting roll-bite.
文中着重阐述了新延伸机的工艺理论,即金属变形和流动、滑移问题、轧制力参数以及咬入条件等。
The lithosphere beneath this area is associated with high temperature, low strength and intensive rheological stratification, and the lower crust is characterized by ductile flow deformation.
岩石圈具有温度高、强度低和强烈流变分层等特征,且下地壳表现为韧性流动变形。
ATOS laser flow survey meter was used to measure the deformation data of automobile fan.
介绍利用ATOS激光流动测量仪对汽车风扇进行测量,获取风扇变形后的数据。
Our results show that: (1) The Reynold's number of external shear flow plays a crucial role in leukocyte deformation.
结果表明:(1)外界流场雷诺数是引起细胞变形的重要原因。
Large samples uniaxial compressive creep test indicates, the flow deformation and failure of SLATE is controlled by its structure plane.
大试件单轴蠕变实验表明,板岩流动变形破坏受结构面控制。
Deformation velocity has no obvious effect on the flow of material, initial yield stress and flow stress.
变形速度对材料流动、初始屈服应力、流动应力影响不明显。
Based on the numerical computations, the deformation and moving behavior of a single bubble and the coalescence of two bubbles in a still flow field are analyzed and predicted.
分析预测了静止流场中单个气泡的变形、上升规律和静止液体中两个气泡的合并。
The flow function method is used to build the kinematically admissible velocity field, the strain rate field and the upper bound deformation power of wide section Aluminum shape extrusion.
用流函数法确定了宽截面薄壁铝型材挤压变形动可容速度场、应变速率场及上限功率。
Result showed that main reasons on ablation of roll bearing were transformation of forward Angle, flow value of cool water, water pressure, water pipe position, and deformation of roll-shell et al.
对造成轧辊烧轴承的原因进行了分析,结果表明:轧辊烧轴承主要与轧辊送进角的变化,冷却水的水量、水压及水管位置,轧辊架变形情况等有关。
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