铸件凝固过程中微观组织形成的数值模拟研究是铸造学科前沿的研究课题。
Numerical simulation of the microstructure formation during casting solidification is currently an active area of research frontiers in foundry technology.
铸件凝固电子计算机数值模拟正对铸造工艺的进展发挥着巨大的推动力。
Numerical computer simulation and modelling for solidification process of castings have been giving a great impetus to the development of foundry technology.
对CY- 61100车床尾座铸件充型及凝固过程进行了数值模拟及优化研究。
The optimization on the filling and solidification process of CY-61100 lathe tailstock casting was conducted by numerical simulation.
当前，铸件充型凝固过程数值模拟是最具竞争力的铸造工艺研究方法。
At present, the most competitive research method of foundry technology is numerical simulation on mold filling and solidification process.
概述了铸件充型及凝固过程数值模拟研究的最新进展。
The latest progress on numerical simulation of mold filling and solidification processes of shapedcasting was reviewed.
本文以外节点直接差分法，建立了铸件凝固温度场的数值模拟模型。
A model of thermal field of casting is developed by using direct difference (outside node) method.
介绍了主要的凝固微观组织数值模拟方法，评述了铸件凝固微观组织数值模拟的研究现状，指出了该领域目前面临的问题和未来发展趋势。
The main methods and present status for solidification microstructure in numerical simulation were introduced and reviewed. The problems to be faced and developing tendency in the field were proposed.
对采用4种不同铸造工艺方案的阀体铸件凝固过程进行了数值模拟及缺陷预测，获得了与试验相一致的模拟结果。
The numerical simulation of temperature field and shrinkage defect prediction for a valve casting, which was involved in 4 kinds of casting proces.
铸件凝固过程数值模拟是提高铸件质量和铸造生产经济效益的重要方法和途径之一。
The numerical simulation of casting solidification process is one of important methods and ways by which the casting quality and the economic benefits of foundry production can be raised.
阐述了铸件凝固过程数值模拟后处理的一些设计思想和实现方法。
The design ideas and some realization methods in the post processing of the numerical results of the solidification simulation are presented in this paper.
本文探讨大温度梯度下铸件定向凝固过程数值模拟的一些规律性。
Some rules of computer numerical simulation for the directional solidification with steep temperature gradient have been found out.
针对具体台车铸件进行了凝固过程温度场的数值模拟。
The paper is concerned with the solidification simulation of a certain dolly casting 's temperature field.
应用自己开发的铸件三维凝固过程有限元分析软件包对发动机铸件进行了凝固数值模拟计算，取得了较为满意的结果。
The solidification process of castings were simulated by a software for 3-d numerical simulation of solidification processes. Satisfactory results have been obtained.
凝固过程数值模拟技术可使铸件的工艺设计更准确，更科学。
凝固过程数值模拟技术可使铸件的工艺设计更准确，更科学。
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