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1)  melt filling flow
熔体充模流动
2)  melt filling analysis
熔体动态充模分析
3)  melt flow
熔体流动
1.
Miniaturization of the channel size makes the flow behaviours of polymeric melt different from the macroscopic fluid at some aspects,and the neglected factors in macroscale for melt flowing may become the main influencing factors in microscale.
基于宏观熔体流动的基本理论及其流动过程中壁面滑移机理的分析,针对微注塑成型模具中熔体充模流动时的壁面滑移行为,建立了微小通道中高聚物熔体流动的壁面滑移理论模型。
2.
e model of the melt flow in the metering zone of the single screw extruder under the vibration force field was set up and the approximate analytical solution of the velocity of the Newtonian fluid was obtained.
建立了振动力场作用下单螺杆挤出机计量段中熔体流动的物理模型,在Stokes假设基础上,得到了螺槽内牛顿流体速度分布的解析解。
3.
Semi-solid ZL101 alloy with granular microstructures has been successfully produced by controlled crystallization, and the effect of melt flow at initial solidification on granular primary phase formation is analyzed.
采用控制熔体结晶法制得颗粒状组织半固态 ZL101合金,研究了结晶初期熔体流动对粒状初晶形成的作用。
4)  mold filling
充模流动
1.
The control equations,initial and boundary condi- tions for the mold filling process are proposed in this paper, by assuming that feedstock melt is non-Newtonian and in- compressible continuum-flow on the basis of analyzing the mold filling process of powder injection molding,and of the theories of hydromechanics and thermodynamics.
详细阐述了金属粉末注射成形的充模机理,假定了喂料熔体为混合均匀、不可压缩的非牛顿流体,充模流动为层流,依据流体力学和热力学知识,建立了完整的金属粉末注射成形充模过程数学模型,为金属粉末注射成形计算机模拟求解奠定了基础。
2.
The numerical methods in the simulation of mold filling process are introduced.
综述了目前用于粉末注射成形充模流动模拟所采用的理论模型及其应用研究现状,并对各自的优缺点进行了分析。
5)  filling flow
充模流动
1.
Research on Filling Flow Theory and Processing Experiment in Micro Injection Molding;
微注塑成型充模流动理论与工艺试验研究
2.
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.
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。
3.
On base of the theory of polymeric melt filling flow in micro injection molding, the mechanism of convectional heat transfer for polymeric melt was discussed,and the effects of convectional heat transfer on the melt filling flow in micro injection molding were investigated with considering the model of convectional heat transfer coefficient.
在熔体流动理论的基础上,通过分析熔体的对流传热机理,并引入对流换热系数模型,对微注塑成型中对流换热系数对熔体充模流动进行了研究。
6)  die filling
充模流动
1.
The control equations, initial and boundary conditions for the die filling process of metal injection molding (MIM) were proposed on the basis of hydromechanics and thermodynamics.
以流体力学和热力学理论为基础 ,建立了充模流动过程的控制方程、初始条件和边界条件 ,并以支持块的充模流动为例 ,采用大型通用有限元软件ANSYS进行了计算机模拟 ,着重研究了浇口位置和浇口尺寸大小对压力场 ,温度场的影响 ,同时结合实验分析了转角处缺陷产生的机理。
2.
Prior to the practical production, the die filling behavior of new inlets were simulated.
最后依据模拟结果,推荐在实际生产中采用INLET4位置浇口进行注射生产,实验表明制得的支持块无缺陷,产品通过了有关部门的验收,证明了充模流动3D模拟的可行性和准确性。
3.
The control equations, initial and boundary conditions for the die filling process of MIM were proposed on the basis of hydromechanics and thermodynamics.
以流体力学和热力学理论为基础,结合金属注射成形的特点,建立了其充模流动过程中的控制方程、初始条件和边界条件,并以硬质合金材料为例,采用大型有限元软件ANSYS进行了计算数值模拟,求解了流体前沿、温度场、压力场,同时结合实验分析了金属注射成形过程中的几种常见缺陷的产生条件。
补充资料:熔体流动速率
分子式:
CAS号:

性质:在规定的试验条件下,从规定直径和长度的模孔中,在10min内挤出的热塑性物料的量。过去,有人把它称之为熔体指数或熔融指数,现在不推荐这样的称谓。这是表示热塑性树脂熔融时流动性的好坏,是一个相通地比较量。

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