The effects of high pressure on the solidification structure were discussed.
讨论了高压对凝固组织的影响。
Otherwise, the solidification structure for different superheat was simulated.
在此基础上还模拟了不同过热度下铸坯的凝固组织。
Meanwhile, the higher HDPEC discharge is beneficial to modification of solidification structure.
同时,脉冲充电电压越高,凝固组织。
The mechanism of the effect of current impulse on solidification structure was qualitatively discussed.
定性讨论了电脉冲影响凝固组织的可能作用机理。
Influence of re on solidification structure and impact toughness of cast H13 steel has been investigated.
研究了RE变质剂对铸态h1 3钢凝固组织和冲击韧性的影响。
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。
Treating aluminum melt with power ultrasonic can improve solidification structure and mechanical properties of metals obviously.
金属凝固过程中施加功率超声可以有效地改善铸锭凝固组织,提高材料特性和机械性能。
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。
The influence of the different superheat degrees on solidification structure of the Al-5%Cu alloy by electric pulse modification was studied.
研究了不同的过热度对电脉冲孕育处理Al-5%Cu合金凝固组织的影响。
It was summarized in present paper that the liquid flow acted in the transfers process, solidification structure and componential segregation.
文章从传输过程、凝固组织和成分偏析等三个方面对液相流动的作用作了综述。
Experimental results show that the solidification structure can be remarkably refined by the application of the higher density pulsed current.
结果表明,高密度脉冲电流可以显著细化其凝固组织。
Thus, Minzu is a self — organizational system with dynamic and strong life force rather than an unchangeable solidification structure composed of some key elements.
因此,民族不是由若干要素组成的一成不变的固化结构,而是一个具有欣欣向荣、千姿百态生命力的自组织系统。
It's an effective method to obtain reasonable solidification structure by computing temperature field and the secondary dendrite arm spacing using mathematical model.
通过数学模拟计算凝固过程的温度场,进而计算二次枝晶间距是获得合理凝固组织的有效手段。
The morphology of the solidification structure and the growth direction of the dendrite depended on the heat transfer during the solidification process of the molten pool.
堆焊层中凝固组织形态以及树枝晶生长方向取决于熔池凝固过程中的传热过程。
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。
BP algorithmic model was established for the artificial neural network of the grain size of Al-alloy's solidification structure under the action of strong pulse electromagnetic field.
建立了强脉冲电磁场作用下铝合金凝固组织晶粒尺寸的人工神经网络BP算法模型。
In order to enhance the uniformity of slab solidification structure and reduce macrosegregation, a self consumption of vibration excitation of nuclear technology in liquid steel was proposed.
为了提高铸坯凝固组织的均匀性,减轻宏观偏析,提出了自耗式振动激发金属液形核技术。
The exploratory testing study of modifying and fining the solidification structure of concast steel billet is carried out in concast production by the technology of electro-pulse modification.
在连铸生产中利用电脉冲孕育处理技术,开展改善和细化连铸坯凝固组织的试验研究。
Vibration solidification is a method of improving solidification structure by mechanical vibration. The effect had been confirmed by many experiments, but the mechanism was still in controversy.
振动凝固是指运用机械振动来改善凝固组织的方法,其作用效果已为许多实验所证明,但对于其机理仍有很大争议。
Through controlling the mode and the action of liquid flow, the transfers action during solidification could be adjusted in order to improve the solidification structure and componential segregation.
通过控制液相流动的方式和行为来调节凝固过程的传输行为,达到控制或改善凝固组织和偏析程度的目的。
Recently, many aspects of peritectic solidification have been investigated including nucleation and growth, banded structure, coupled growth and phase selection.
包晶凝固是十分重要的相变过程,许多结构和功能材料的制备都涉及到包晶反应。
The no machining directional solidification hollow turbine blades, hollow guide vans and complex structure parts used in aero engine and gas turbine made by vacuum precision investment casting.
航空发动机、燃机等精铸真空无余量空心涡轮、导向叶片及复杂结构件。多种热处理炉上用料盘,夹具等耐热合金钢精铸件。
This paper will discuss especially on the structure and working principle of continuous unidirectional solidification equipment under conditions of vacuum melting and argon shield.
本文将着重介绍真空熔化氩气保护连续定向凝固设备的结构特点及工作原理。
Directional solidification technology is a technical course that use certain equipment to make directional structure material with excellent performance at determinate conditions.
定向凝固技术是指利用一定的设备,在一定的工艺条件下使材料的组织具有特殊取向从而获得优异性能的工艺过程。
The structure of pastilles was more compact and the pastille purification rate was slower at lower solidification temperature, however the yield of pastilles was higher.
冷却固化温度低,得到的固体颗粒结构致密,颗粒提纯速率较慢,但产品收率较高。
Easy crystallization and easy to solidification of the medium and high viscosity should be used in the structure of large rotary spring.
易结晶、易凝固和高粘度的介质,应采用大弹簧旋转式结构。
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。
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。
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