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- The phase field method is proposed based on the general Ginzburg-Landau theory of phase transitions. 相场方法不需要跟踪固液界面,因此在模拟枝晶生长方面有独特的优势。
- The growth of aluminum solidification dendrite has been simulated under disturbed and undisturbed condition, which based on the phase field method. 在相场法数学模型基础上,对有扰动和无扰动情况下的铝金属凝固枝晶生长进行了模拟;
- This paper is to build mathematic model of aluminum solidification microstructure simulation by the phase field method and study the influence of disturbing on dendrite growth. 对研究铝金属微观组织模拟相场法技术的数学模型及扰动对枝晶生长的影响进行了研究;
- Dendrite growth has been simulated with the phase field method and finite difference schemes on a two dimensional rectangular domain with a uniform square mesh. 相场方法不需要跟踪固液界面,因此在模拟枝晶生长方面有独特的优势。
- Two principles of the phase field method are introduced, and the application of the phase field method for numerical simulation of solidification microstructure is expatiated. 介绍了相场方法的两种基本原理,阐述了相场方法在金属凝固过程微观组织形成模拟中的应用情况。
- The effect of anisotropy of grain boundary energy on the kinetic of grain growth is simulated by phase field method,in which a time-dependent misorientation in grain boundary is introduced. 引入与时间有关的取向错配场变量,模拟了晶界能各向异性条件下晶粒长大的演化行为。模拟结果表明,与晶界能各向同性系统相比,随演化时间的延长,晶界能各向异性延迟晶粒的生长,使得晶粒的平均面积呈非线性变化;
- The recent trends of microstructure simulation were also proposed, such as coupling phase diagram calculation and Phase Field Methods. 此外,介绍了显微组织模拟研究方面的最新动态,包括相图计算和相场法的应用。
- Computer Simulation of Alloy Precipitation Using Microscopic Phase Field Method 合金沉淀过程的微观相场法计算机模拟
- Simulation the Dendritic Growth of Pure Material with the Phase Field Method 用相场方法模拟纯物质的枝晶生长
- Simulation of dendritic growth morphology of aluminum alloy using phase field method 用相场方法模拟铝合金枝晶生长形貌
- Anisotropic growth of multigrain in equiaxial solidification simulated with the phase field method - 中国物理:英文版 - 李梅娥,肖志英,杨根仓,周尧和
- Keywords phase field method;xenon;dendritic growth;tip velocity;anisotropy;undercooling; 关键词相场方法;氙;枝晶生长;尖端速度;各向异性;过冷度;
- phase field method 相场方法
- microscopic phase field method 微观相场法
- This paper presents a field method for integrating the dynamical equations of weakly nonholonomic systems. 本文将场方法推广应用于积分弱非完整系统的运动方程,并举例说明结果的应用。
- In the first part of this paper, the development of IPB and significance of studying by field method are discussed. 文中首先介绍了大电流母线的发展状况和对其进行场域研究的意义,并论述了国内外对它研究的概况及计算的方法。
- This paper discusses the characteristics of continuous and microscopic phase field dynamics theory on describing phase transformation of alloys. 讨论了连续体相场动力学与微观相场动力学理论在描述合金相变方面各自的特点。
- Based on entropy increase function, we has derived the phase field controlling equations which are thermodynamical consistent. 该模型以熵增加函数为基础,通过熵增加函数推导出热力学一致性的相场控制方程。
- Then a new idea that uses the artificial potential field method for EEG analysis is mentioned,and the analysis of the feas... 提出了将人工势场法用于脑电图分析的新思路,并对研究方案进行了可行性分析。
- The entropy increase function,we has derived the phase field controlling equations which are thermodynamical consistent. 该模型以熵增加函数为基础,通过熵增加函数推导出热力学一致性的相场控制方程。