solidific相关论文
在高达1 200℃的范围内,通过直流四电极法研究了Sn-Sb15无铅焊料合金在液相线以上一定温度范围内发生熔体结构转变的可能性及规律,......
Prediction of mushy zone permeability of Al-4.5wt%Cu alloy during solidification by phase field mode
Liquid permeability of the mushy zone is important for porosity formation during the solidification process. In order to......
In order to secure high strength and high elongation of suspension parts,it is critical to predict shrinkage porosity qu......
Nb-Ti-C alloys with different Ti contents(4%-16%,mole fraction)were fabricated by vacuum non-consumable arc-melting meth......
A mathematical model, including electromagnetic field equation, fluid flow equation, and temperature field equation, was......
The type , morphology and sources of inclusionin steels ,includingindigenous and exogenous inclusions ,were discussed an......
This project got the official reply formally in 2011.2013 was the second running year that to treat the radioactive liqu......
Best practices for making high integrity lightweight metal castings-molten metal composition and cle
To make high integrity lightweight metal castings,best practices are required in various stages of casting and heat trea......
采用耦合流场的相场模型,模拟Ni-Cu合金过冷熔体流动对液固界面前沿浓度分布的影响;定量分析强迫层流对迎流方向、垂直流动方向与......
The possibilities of MSWI fly ash as a major constituent of novel solidification/stabilization matrices for secure landf......
以启东市生活垃圾焚烧发电厂为例,对其焚烧飞灰固化物进行了含水质量分数、二噁英质量分数及重金属浸出毒性测试。结果表明:飞灰固......
以水泥、粉煤灰和煤渣为固化剂对城市污水处理厂的污泥进行固化处理。通过抗压强度和重金属浸出毒性来评价污泥固化块的力学性质和......
通过介绍矸石粉煤灰充填的意义,分析矸石粉煤灰充填体的作用机理、充填控制地表深陷的理论和充填控制地表沉降的影响因素,指出矸石......
研究了贮氢合金凝固过程中施加直流磁场处理对其组织结构和电化学性能的影响。结果表明：磁场处理没有改变AB5型贮氢合金的CaCu5型六......
从工艺、设备和控制等方面介绍了宝钢分公司4^#板坯连铸机二次冷却的特点。工艺特点：新的控制方法消除了间隙喷水，喷淋宽度随板坯宽......
基于Clyne-Davies模型,对MgZn9YxZr0.5(x=1,2,4,6,质量分数/%,下同)合金热裂敏感性(CSC)进行预测;采用X射线衍射(XRD)和扫描电子显......
在连铸生产过程中 ,二冷段是影响铸坯质量的重要环节。二冷段中的弯曲 /矫直段是内裂和中心偏析等质量问题的易发区域 ,它们与二冷......
本文用对经试验的方法，研究了１０％的白口球铁丸显微激冷对大断面球铁模拟试样组织和性能的影响，分析了显微激冷在改善大断面球铁凝固行为......
对比考察了现有技术和泥饼固化(MCS)技术的固井二界面胶结强度,通过环境扫描电子显微镜(ESEM)考察了固井二界面泥饼的微观形貌,并......
The reduction action mechanism of the unsatrurated polyester resin reducer is analysed by the free space volume theory. ......
熄灭方法的液体被采用在半固体学习团结形态学和 AZ91D Mg 合金的微观结构。结果显示那冷却的率在团结结构之上有重要效果。在熄灭......
On the Role of Copper and Cooling Rates on the Microstructure, Defect Formations and Mechanical Prop
This paper aims to assess the role of Cu on Al-Si-Mg alloys, in a range of 0 - 5 wt%, qualitatively on microstructure, d......
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通过对Bi-20．5Te合金熔体电阻率随温度变化的研究，发现合金熔体在642℃时存在着液一液结构转变。分析Bi-Te合金熔体在不同成分和不同......
