The molecular interaction volume model(MIVM) and the regular solution model have been applied to fit the activities of components in 37 binary solid alloys.
應用分子相互作用體積模型和正規(guī)溶液模型對37個二元固態(tài)合金體系的組元活度進行了擬合。
In this thesis, the thermodynamic properties of 37 binary solid alloys have been evaluated and fitted by the molecular interaction volume model (MIVM) and the regular solution model.
本文利用分子相互作用體積模型和正規(guī)溶液模型對37個二元固態(tài)合金體系的熱力學性質(zhì)進行估算、擬合,結(jié)果表明:在二元固態(tài)合金中,MIVM的估算效果要稍差于正規(guī)溶液模型,但MVIM擬合效果要好于兩模型的估算效果。
Rheologic Forming Theory of Semi-solid Alloy Part I: Rheologic Filling Theory;
半固態(tài)合金流變成型工藝理論——第1部分流變充型理論
Critical condition on rheological filling of semi-solid alloy;
半固態(tài)合金流變充型的臨界條件
This paper introduced the advantages to produce semi-solid alloy by using the inclined cooling plate such as its short flow,low cost,simple equipment,high production efficiency,and it can produce big size roughcast.
介紹了傾斜冷卻板法制備半固態(tài)合金流程短、成本低、設備簡單、生產(chǎn)效率高,同時又能生產(chǎn)較大尺寸的半固態(tài)坯料等的特點,指出了傾斜冷卻板法制備半固態(tài)合金的原理及其影響因素,并闡述了傾斜冷卻板法在半固態(tài)加工中的應用及其應用前景。
The results show that the optimum gap between roll and shoe varies in 2～3?mm; pouring temperature can affect grain size and its shape of semi solid alloy.
利用自行設計的單輥剪切 /冷卻 (SCR)試驗機對LY11合金進行了半固態(tài)凝固實驗 ,研究了工藝條件對LY11半固態(tài)合金組織的影響。
The results indicate that the transient peak of apparent viscosity of semi solid alloys increases with expanding the rest time under the same experimental conditions.
結(jié)果表明 ,在相同的剪切條件下 ,隨剪切停留時間的增加 ,瞬時峰值表觀粘度增加 ,說明剪切停留期間半固態(tài)合金初生α相形態(tài)發(fā)生了變化 ;對半固態(tài)合金初生相形態(tài)觀察發(fā)現(xiàn) ,剪切停留促使初生相發(fā)生了“團聚”或“合并” ,而且初生相形態(tài)變化的程度取決于剪切停留時間和初生相的退化程度 。