ingot solidification 中文意思是什麼
ingot solidification
解釋
錠凝固- ingot : n 【冶金】鑄模；鐵塊，錠。 ingot bar 鑄塊。 ingot dogs [tongs] 錠鉗。 ingot iron 錠鐵，低碳鋼。 i...
- solidification : n. 團結；凝固；【化學】固體化（作用）。
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Temperature field of hollow ingot solidification is simulated by fem. to different mould, effect of heat transfer coefficient between inner sleeve and cooling medium and thickness of core refractory on final position of solidification, the highest temperature of inner sleeve against cooling medium, and shrinkage cavity and porosity are compared. in addition, change of temperature in typical position of core refractory is also compared
對空心鋼錠凝固過程的溫度場進行了有限元分析，對不同錠型結構的芯部換熱系數、耐火材料厚度對最終凝固位置、內筒壁最高溫度及縮孔疏鬆的影響進行了對比，並討論了耐火材料典型部位的溫度隨凝固時間的變化。 -
Abstract : temperature field of hollow ingot solidification is simulated by fem. to different mould, effect of heat transfer coefficient between inner sleeve and cooling medium and thickness of core refractory on final position of solidification, the highest temperature of inner sleeve against cooling medium, and shrinkage cavity and porosity are compared. in addition, change of temperature in typical position of core refractory is also compared
文摘:對空心鋼錠凝固過程的溫度場進行了有限元分析，對不同錠型結構的芯部換熱系數、耐火材料厚度對最終凝固位置、內筒壁最高溫度及縮孔疏鬆的影響進行了對比，並討論了耐火材料典型部位的溫度隨凝固時間的變化。 -
Abstract : the method to determine the shape of solidification shell in the process of continuous casting of steel is studied. by establishing the model of stable temperature field, with the observation of first and second boundary value on the exterior of the ingot, the algorithm method to identify the shape of solidification shell is given with boundary variation in existing observation condition. numerical test shows that the method is valid
文摘:討論了鋼鐵工業連鑄過程中結晶器內連鑄坯凝殼形狀的確定方法.通過建立穩定溫度場模型，在現有觀測條件下，用邊界變分方法給出了確定鑄坯凝殼形狀的辨識演算法.實驗數據顯示此方法是有效的 -
But the alloys fabricated by normal ingot metallurgy worsen the mechanical properties due to the coarse block - like or plate - like angular primary si particles. multi - layer spray deposit ( mlsd ) technology is a kind of rapid solidification with high cooling velocity up to 1 04 - 1 06k / sec, which can improve the microstructure, lessen segregation and increase the solid - solution of the alloy
利用多層噴射沉積技術的高冷速（可達10 ~ 4k / s ） ，可顯著改善al - si合金的顯微組織、減少偏析、提高合金固溶度等，使合金性能得以大幅度提高，擴大其應用范圍。 -
In this paper, an ingot of niobium - niobium silicide based in - situ composites ( rmics ) was prepared by arc melting process, and nb - nb3si / nb5si3 in - situ composites with a uniformly orientated microstructure were produced in a high temperature gradient directional solidification apparatus named electron beam floating zone melting ( ebfzm ). the relationships between the processing parameters and the characteristics of the solidified microstructure have been investigated. the influence of the microstructure on the mechanical properties has been revealed and the rupture mechanism at room temperature has been discussed
本文採用真空電弧自耗熔煉法制備了鈮?硅基rmics材料的母合金錠，並採用電子束區熔（ ebfzm ）高溫度梯度定向凝固裝置制備了定向效果良好的nb - nb _ 3si nb _ 5si _ 3共晶自生復合材料，並對其定向凝固工藝參數和組織之間的對應規律、組織特性進行了研究，探討了凝固組織對室溫力學性能的影響及其斷裂機制。
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