同时,脉冲充电电压越高,凝固组织。
Meanwhile, the higher HDPEC discharge is beneficial to modification of solidification structure.
温度梯度对亚快速凝固组织影响很大。
The temperature gradient has a great effect on the microstructure in hyporapid solidification.
研究了脉冲磁场对铝液凝固组织的影响。
The effect of pulsed magnetic field on the solidification structures of the Aluminum liquid was studied.
研究了脉冲电流对ZA 27合金凝固组织的影响。
The effects of pulse current treatment on solidified structure of ZA-27 alloy were studied.
研究了直流电流作用下za27合金凝固组织的变化。
The effect of direct current on the solidified structure of alloy ZA27 has been investigated.
研究了直流电场作用下ZA27合金凝固组织的变化。
The effect of direct current electric field on the solidified structure of ZA27 alloy has been studied.
结果表明,高密度脉冲电流可以显著细化其凝固组织。
Experimental results show that the solidification structure can be remarkably refined by the application of the higher density pulsed current.
根据计算分析了激光工艺参数与激光定向凝固组织的关系。
The relationship between the laser processing parameters and laser directional solidification morphology was analyzed by the model.
液-液结构转变对凝固行为和凝固组织产生了明显的影响。
The result shows that temperature-induced discontinuous liquid structural change affects the solidification behavior and microstructure remarkably.
为进一步研究强脉冲电磁场对合金凝固组织的影响提供参照。
Through these studies, consults can be provided for the study of the effect of strong electromagnetic field on the solidification microstructure of alloy.
这种分布特性有助于了解脉冲磁场对金属凝固组织的细化作用。
This distribution is helpful to understand refining effect of pulsed magnetic field on solidification microstructure.
脉冲电流对金属凝固组织的作用机理主要是脉冲电流诱发形核机制。
The mechanism that the solidification microstructure can be refined by pulse current treatment is primary pulse current induced nucleation.
要想获得理想的铸件,就需要研究凝固组织的形成机理与控制方法。
To get perfect castings the mechanism and the control technique of the microstructure of castings must be studied.
本文研究了在普通砂型条件下,低频振动使铁碳合金凝固组织的影响。
Effect of low freqency vibration on solidified behavior of ferro-carbon alloy was inspected in sand-mold Casting.
但是目前对影响此工艺过程的因素和材料的凝固组织都缺乏深入研究。
But till now we haven't understood some factors that affect infiltration process and need to investigate microstructure of solidification more.
结果表明,改变铜液流动方式能够细化晶粒,提高凝固组织的均匀性。
The results reveal that the change of flow ways of liquid copper can evidently refine the grain size and improve the distributed uniformity of solidified structure.
采用元胞自动机与有限元相耦合的方法模拟厚断面高锰钢铸件凝固组织。
Solidification microstructures in heavy section high manganese steel casting were simulated using coupling cellular automaton(CA)and finite element method(FEM).
研究了不同的抽拉速率对第二代单晶高温合金dd 6凝固组织的影响。
The effect of withdrawing rate on the solidification microstructure of a single crystal superalloy DD6 was investigated.
强磁场可以改变金属材料的凝固组织,从而进一步改善材料的质量和性能。
It is concluded that using intense magnetic fields can change the solidified structures of metals and then improve the quality and properties of materials accordingly.
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。
It was summarized in present paper that the liquid flow acted in the transfers process, solidification structure and componential segregation.
详细分析了等离子束表面冶金熔池的凝固机理、凝固特征及对凝固组织的影响。
The freezing mechanics, characteristic and influence on structure of plasma-jet surface metallurgy have been analyzed in full.
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。
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.
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。
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.
探讨了自生复合材料凝固组织对力学性能的影响以及室温和高温复合材料的断裂机制。
The influence of the microstructure on mechanical property and rupture mechanism of the composite at the room and elevated temperature were discussed.
通过金相组织分析,初步摸清铜锌合金快速凝固组织在不同温度下保温组织演变的特点。
By microstructure analysis the evolutive characteristic of structure of rapidly solidified Cu Zn alloy in different temperature preservation was initially made clear.
采用镍基合金粉,研究了激光多层涂覆过程中基材晶体取向对涂层凝固组织的影响规律。
The influence of the crystal orientation of the substrate on microstructure is investigated by multi layer laser cladding with the powder of nickel base superalloy.
微观模拟不仅可以得到材料的凝固组织,而且还能为宏观模拟提供准确的潜热释放信息。
By micro modeling not only the solidified microstructure of materials can be predicted, but also the accurate information of latent heat releasing can be provided for the macro modeling.
本文在国产氧化铝短纤维基础上,研究了氧化铝短纤维增强铝硅合金复合材料的凝固组织。
In this paper, the solidifying structure of alumina short fiber reinforced aluminum-silicon alloy composite is studied on the basis of domestic alumina short fibers.
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。
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。
It's an effective method to obtain reasonable solidification structure by computing temperature field and the secondary dendrite arm spacing using mathematical model.
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