Use of the distributed computing at the castings solidification simulation

E. Ol’khovik, A. Butsanets, A. Ageeva
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引用次数: 3

Abstract

Realization control volume method for calculation of non-stationary task of heat conductivity is presented in the article. This method can be applied for simulation of metal casting solidification in sand mold and other application. Distinctive feature of the developed method is possibility of application of the distributed computing which provides a good result on calculation speed, however demands the bigger volume of random access memory. In the calculation example, for a grid from 1 million elements the increase in calculation speed by 15÷20% was reached when using 2 cores of the Intel Core I-5 processor and by 30% when using 3 cores. Also there is a possibility of increase of calculations accuracy for the account of increase in quantity of calculated elements at identical calculation time.
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分布式计算在铸件凝固模拟中的应用
本文提出了计算导热系数非平稳任务的实现控制容积法。该方法可用于金属铸件砂型凝固过程的模拟及其它应用。该方法的特点是可以应用于分布式计算,在计算速度上有较好的效果,但对随机存取存储器的要求较大。在计算示例中,对于包含100万个元素的网格,当使用2核的Intel酷睿I-5处理器时,计算速度提高了15÷20%,而当使用3核时,计算速度提高了30%。在相同的计算时间内,由于计算单元数量的增加,也有可能提高计算精度。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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