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Solving Approach for Control-Volume Method of RTM Mold Filling Analysis RTM充模分析控制体积法的求解方法
Mold filling analysis 充填模拟
An adaptive implicit algorithm was proposed for RTM mold filling simulation. 提出了一种基于界面更新的RTM充模分析的自适应隐式控制体积法。
Analysis on Mold Filling of Hollow Camshaft in EPC 气化模铸造空心凸轮轴的充型过程分析
Tin is important as it imparts an improved "fluidity" to the molten alloy and helps in mold filling. 加锡是很重要的，因为它可以改进熔融合余的流动性，从而使其易于注入模具。
A new method for mold filling simulation based on body-fitted coordinate (BFC) is presented. 介绍了一种基于适体坐标系(BFC)的充型过程模拟方法。
Comparison between BFC and conventional mold filling simulation method is conducted by several simulation examples. 通过算例比较了BFC方法与基于笛卡尔正交网格方法的各自特点。
A new implicit numerical algorithm was proposed for mold filling simulation of RTM. 摘要RTM充模分析的隐式方法需要迭代来决定树脂注满的区域。
Mould flow and simulation should be carried out for the best gate location, filling analysis, pressure distribution and heat distribution. 适宜应用模拟的模具注塑过程,注射分析、压力分布及温度分布以确定最佳入水位置、流道尺寸和疏气位置等。
In this paper, the Control Volume Finite Element Method (CVFEM) was applied to simulate RTM mold filling. 由于有限元控制体积法不需要对变界面进行网格的重新划分而获得广泛采用。
As a close-mold process,it is difficult to observe the mold filling and chemical reaction procedure in the RTM process. RTM为闭模成型工艺,难以观察到模腔内树脂的充模与固化反应过程。
Calculation of pressure and velocity is very important for the simulation of mold filling of castings. 摘要铸造充型过程数值模拟计算中，速度场和压力场的求解非常重要。
Tin is important as it imparts an improved " fluidity" to the molten alloy and helps in mold filling. 加锡是很重要的，因为它可以改进熔融合余的流动性，从而使其易于注入模具。
The BFC grid can improve the calculation precision and efficiency for the mold filling simulation of complicated and curved-shape castings. BFC是以提高复杂曲面薄壁铸件充型过程的数值模拟精度和计算效率为目的的一种新技术。
The importance of studying the mold filling velocity of Mg alloy in the expendable pattern casting (EPC) process is pointed out in this paper. 消失模铸造的充型过程对于获得健全铸件至关重要,研究工艺参数对镁合金消失模铸造充型速度的影响,对于工艺参数的优化和铸件质量的提高具有非常重要的理论和实用价值。
The molding filling process is a very important phase in RTM. 树脂充模是RTM工艺成型过程中的重要一环。
A study of optimization is made to the mold filling simulation on low pressure die casting for automobile wheel casting. 以低压铸造汽车轮毂为研究对象,对铸造充型过程数值模拟算法进行了研究改进。
Calculation of heat distribution was conducted for hollow camshaft based on experimentally measuring temperature field during mold filling in EPC. 试验测得消失模铸造空心凸轮轴充型过程的温度场,对其热量分布进行了计算。
The applications show that the software can aid technologists to optimize cast process by forecasting casting defects arising during mold filling and solidification processes. 并给出了华铸CAE软件在特种铸造中的一些应用实例,应用表明该软件能够准确地预测铸件在充型凝固过程中所产生的缺陷,从而辅助工艺人员进行工艺优化,指导实际铸件生产。
The research status on the mold filling of expendable pattern casting process is reviewed from the aspects of mold filling characteristics,heat and mass transfer. 从充型特性以及传热和传质两个方面回顾了消失模铸造充型过程的研究进展。