A kind of pulse power supply was designed which USES in the metal solidification process.
设计了一种金属凝固过程用脉冲电源。
The phase field method can directly simulate the dendrite growth during metal solidification.
相场法可以直接模拟金属凝固过程中枝晶生长的形成过程。
The application of high magnetic field in metal solidification process was attracted more and more attention.
强磁场在金属凝固过程中的应用已受到越来越广泛的关注。
The paper introduces the experimental teaching case of the measurement of metal solidification temperature field.
介绍 材料 成型与控制专业 材料成形原理中测定金属凝固温度场实验的教学案例。
A new technique using strong pulsed magnetic field was first proposed for refining metal solidification structure.
提出了用强脉冲磁场改善金属凝固组织的新技术。
In this review, the development of real-time observation method to study the process of metal solidification is introduced.
利用实时观察方法对锗酸铅晶体生长枝蔓晶的生长过程进行了描述和分析。
Metal solidification in magnetic field has become important for improving the basic research and developing a new technology.
磁场作用下的金属凝固已成为金属材料基础研究和开发制备新技术的重要领域。
In this paper, the temperature field of weld metal solidification cracking in the stainless steel was analyzed and simulated.
进行了不锈钢焊接凝固裂纹温度场分析与数值模拟。
Sulfur can significantly influence the shape and size of the weld and final weld metal solidification structure by altering flow patterns.
表面活性元素硫主要是通过改变熔池中流体的流动方式来影响熔池的形状和尺寸。
Based on theory analysis of metal solidification and hydrodynamics, momentum convection generated by rotating electromagnetic field do not improve feeding obviously.
据金属凝固理论和磁流体力学分析，电磁搅拌力引起的动量对流对补缩的促进作用并不大。
An experimental set up of travelling magnetic field excited by supper power permanent magnet was designed, which has obviously refine function for metal solidification structure.
开发了一套以强磁性永磁体为驱动介质的行波磁场发生器，该装置具有使金属凝固组织微细化的作用。
The electromagnetic stirring technology has already been one of the most important methods to control the metal solidification process since it can very effectively improve the slab quality.
电磁搅拌技术能够有效地改善铸坯的质量，成为金属凝固过程控制的重要手段之一。
Inclusion. Foreign material or non-metallic particles entrapped within the metal during solidification.
夹杂物。金属凝固过程中残留在其内部的杂质或非金属颗粒。
The heat transfer and solidification change are analyzed by measuring the temperature change curves of metal mold, casting and pressurized bar in experimental model during local pressurization.
该研究通过试验模型测量局部加压过程中金属型、铸件和加压杆的温度变化曲线，分析了传热与凝固现象。
Reflow Soldering: Melting, joining and solidification of two coated metal layers by application of heat to the surface and predeposited solder paste.
回流焊：应用加热金属涂敷层的表面和预涂焊膏，熔融，连接和凝固两个金属涂层。
Simulating different solidification cooling rate with step-metal mould and sand mould, the effect of solidification cooling rate on microstructure and properties of high boron steel were studied.
利用阶梯型腔金属模和砂型模拟不同的冷却速度，研究了冷却速度对高硼钢凝固组织和性能的影响。
The temperature gradient in front of S/L interface was measured on Zone Melting Liquid Metal Cooling(ZMLMC) directional solidification apparatus.
对定向凝固区域熔化液态金属冷却法的固液界面前沿温度梯度进行了测定。
The infiltration process in the liquid extrusion of composites is the key factor that influences the solidification of metal matrix and distribution of fibres.
液态挤压复合材料浸渗过程是影响基体金属凝固及纤维均匀分布的重要因素。
As the interface follows the solidification front of the shell metal, the areas of soft core metal showing at the barrel surface, will be patchy and not continuous.
由于结合层往往是沿着外层金属的凝固线所形成的，因此在辊身表面所呈现的此类缺陷是不连续，不规则的。
Using the developed numerical simulation software of temperature field, the solidification process of wear resisting cast ball in metal mold was numerically simulated.
利用温度场数值模拟软件对金属型耐磨铸球的凝固过程进行了数值计算。
Designed iron was good to solve the matching problem of the pulse magnetic field equipment and the direction solidification equipment. Therefor metal samples can realize the direction solidification.
铁芯导磁体的设计，很好的解决了脉冲磁场和定向凝固设备的匹配问题，使金属试样能够在强脉冲磁场中实现定向凝固。
There exist three brittle temperature ranges during the course of solidification and cooling process in the weld metal of Low-carbon steel.
低碳钢焊缝金属凝固冷却过程存在三个脆性温度区。
Progress in both macro and micro numerical simulations of solidification of particle reinforced metal matrix composites was reviewed.
综述了颗粒增强金属基复合材料凝固过程数值模拟在宏观和微观两方面的主要研究进展情况。
The hot metal flow and heat transfer in the mould are studied by computer emulation method and therefor the solidification behavior of liquid steel in the mould determined.
用计算机仿真的方法研究结晶器内钢液流动与传热，从而了解钢液的凝固行为。
It was found that the solidification cracking susceptibility of weld metal increases remarkably as nickel content increases.
结果表明：随着焊缝中含镍量的增加，焊缝金属的凝固裂纹敏感性增大。
Adding nucleating agents to metal liquid is a common way to improve the structure and mechanical properties in solidification process.
金属凝固过程中加入形核剂是改善金属材料组织和性能的常用方法。
The results indicate that it is possible to control the behaviors of reinforced particles in the metal matrix by using intense magnetic fields in the solidification process of metal matrix composites.
强磁场的磁化力和洛伦兹力通过控制初晶硅颗粒迁移行为来改变其在合金基体中的分布状态，通过影响凝固过程中的对流现象改变合金的凝固组织。
To prevent from heat crack, the choose of aluminum alloy with small crystal temperature range and the use of metal cast model, as well as adoption of gradual solidification style will be effective.
选择有效结晶温度范围小的铝合金、采用金属型铸型以及逐层凝固的冷却方式可以有效消除裂纹。
To prevent from heat crack, the choose of aluminum alloy with small crystal temperature range and the use of metal cast model, as well as adoption of gradual solidification style will be effective.
选择有效结晶温度范围小的铝合金、采用金属型铸型以及逐层凝固的冷却方式可以有效消除裂纹。
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