对平行平板微型槽中气体滑移流动的压强分布特性进行了研究。
In this paper, pressure distribution of gaseous slip flow in parallel plates microchannel was studied.
计算结果表明:正交函数法适用于三角形微槽内滑移流动特性的分析计算;
The results show that the orthonormal function method is available to study the slip flow characteristics in the triangular microchannel.
模拟计算结果表明,平行平板间滑移流动的气体压强分布曲线是上凸的下降抛物曲线。
Computational results showed that pressure distribution curve in parallel plates microchannel was convex decreasing parabolic curve.
粘附滑移流动是一种密集颗粒的急跳式的运动,在壁面处,颗粒的速度稍低于呈杆状的中心的速度。
Stick-slip flow is a jerky movement of compacted grains with velocity of particles at the walls slightly lower than in the rod like core.
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 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.
分析了微尺度下熔体壁面滑移机理,研究了微注塑成形中壁面滑移对熔体充模流动行为的影响。
Based on the analyses of wall slip mechanism of polymer melt flowing, the effects of wall slip on melt filling flow behavior in micro injection molding were investigated.
针对典型形状微通道(微缝隙)在滑移边界条件下,利用粘性流体运动方程和动量方程,推导出速度场和流动阻力。
Aimed at typical shape micro-channel (fissure) under slip confine condition, it used dauby fluid motion equation and momentum equation, derived pace bout and running resistance.
模拟结果表明,壁面滑移对微小通道的熔体充模流动具有明显的促进作用。
The simulation result indicates that wall slip can advance melt filling in micro-channel obviously.
基于滑移线场的简化流动模型,运用数学方法求解出了一种锥形模正挤压变形力的最佳上限解,并将该上限解用通用解析式表达出来。
The deforming force of cone-die direct extrusion is solved by a mathematic method based on the simplified flow model of slip line field.
本文主要采用分子动力学方法研究了滑移现象及其对亚微米尺度气体流动和纳米尺度液体流动的影响规律及其机制。
The present dissertation investigates the slip phenomenon and its effect on micro - and nanoscale flows by molecular dynamics simulation method.
本文在一元蒸汽凝结流动量方程中引入了滑移系数B,考虑两相滑移的影响。
The slip coefficient B is introduced in momentum equation of one dimensional nucleating flow.
实验结果表明,随粒度变细,气测无因次渗透率规律变大是固有的,是流动滑移增强的结果。
The experimental results show that for same particle media the air based and water based permeability-porosity relations are different.
研究了存在壁面滑移时两刚性圆盘间刚塑性介质的挤压流动。
Squeeze flow between two parallel disks is considered for small gaps for rigid-plastic material with partial wall slip.
研究了存在壁面滑移时两刚性圆盘间刚塑性介质的挤压流动。
Squeeze flow between two parallel disks is considered for small gaps for rigid-plastic material with partial wall slip.
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