熔池分析 的英文怎麼說
中文拼音 [róngchífēnxī]
熔池分析
英文
bath analysis- 熔 : 動詞(熔化) melt; fuse; smelt
- 池 : 名詞1 (池塘) pool; pond 2 (旁邊高中間窪的地方) an enclosed space with raised sides 3 (舊指劇...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
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Numerical analysis of ternary alloy molten pool heated by electron gun
電子槍加熱三元合金熔池的數值分析Based on the analysis about the influences of the mixing time, the penetration ratio of injected powder and the residence time of injected powder in the bath on the desulphurization process, a mathematical model which taken these three parameters into account was developed to simulate the desulphurization rate of hot metal by co - injection of magnesium - cac2 mixture, and the coupling effect between magnesium and cac2 was discussed
在具體分析熔池均混時間、粉劑穿透比及粉劑停留時間這3個基本參數對脫硫過程影響的基礎上,建立了能體現這3個參數影響的模擬鐵水噴吹鎂粒和碳化鈣復合粉劑脫硫處理的數學模型,並討論了兩種粉劑在脫硫過程中的耦合效果。The fuel cells models are presented in chapter 3. based on the balance conditions in fuel cells stack, the dynamic performance is analyzed. the dynamic model is developed with a set of correlation equations of voltage, fuel utilization, current density and other variables involved in the operating course, which are some partial differential equations with variable coefficients
第三章以熔融碳酸鹽燃料電池為例,以數值分析的方法,根據mcfc電堆發電過程中物質與電量平衡,分析了電堆的內部動態特性,就輸出電壓與燃料氣體利用率和電流密度等相關量建立了由一組變系數偏微分方程和積分方程描述的數學模型。The flow field of the molten slag pool in the electroslag casting process was simulated by the finite element analysis software ansys, the simulated result was in accordance with the physical simulation results very well
採用大型通用有限元分析軟體ansys ,對電渣熔鑄體系渣池流場進行了模擬研究,所得結果與物理模擬實驗結果完全一致。Studying the heat - mass transfer and multi - spices electric - chemical reaction, a dynamic temperature model was deduced for molten - carbonate fuel cell stack. the thermal radiation, shift reaction, and the change of gas spices were considered in this model. establishing momentum equation, the paper has developed a 3d temperature and flow fields model for mcfc stack based on cfd technique
建立了熔融碳酸鹽燃料電池堆內部單體的暫態溫度模型,並考慮了電堆的輻射換熱、轉換反應、反應氣體組分變化對溫度場的影響;根據mcfc的微分控制方程組,考慮氣體組分的熱力學性質及動量變化的影響,利用數值分析方法求解熔融碳酸鹽燃料電池堆的三維流場與溫度場,分析了各作用因素對熔融碳酸鹽燃料電池堆溫度分佈的影響機制。Tow types of fuel - cell models can be distinguished : microscopic and macroscopic. this paper adopt agglomerate microscopic model to analyze the fuel cell ' s performance. according to the computation, it can be concluded that the performances are determined by the thickness of the electrode, the effective ionic conductivity, the radius of agglomerate and other parameters
對燃料電池單體,建立了微觀的數學模型? ?聚塊模型,用nenmanbandj方法計算熔融碳酸鹽燃料電池陽極和陰極的過電位,分析了各種參數的影響,對電極的制備,提高單電池的性能,有一定的指導意義。The calculated results are in agreement with the measured ones, indicating that according to the flow rate and composition of the exhaust gas and the mass and the carbon content of the liquid iron, the carbon content of steel bath can be dynamically determined ; with the aid of thermodynamic equilibrium analysis, the dynamic variation of temperature of the steel bath can be forecasted from the dynamic carbon content and the data from the exhaust gas analysis system
該模型計算結果與檢測結果吻合較好,這表明:通過煙氣流量、成分及鐵水質量和初始碳含量可動態地確定熔池中的碳含量;以動態確定的碳含量為基礎,結合爐氣分析數據,再經熱力學平衡分析,可預測熔池溫度的動態變化。Aiming at reducing the roughness of the sidewalls in the manufacturing of the pmma liquid pool by co _ 2 lasers, in the hypothesis that the intensity of the laser has a guassian distribution, the temperature distribution in slab material with limited thickness is studied according to traditional thermal conductive formulas, and the condensing progress of the melted surface of sidewalls is researched. it is concluded from the discussion of temperature distribution that the air bulbs is the major reason for the roughness of the sidewalls
為降低co _ 2激光加工pmma材料儲液池側壁粗糙度,本文根據傳統的熱傳導方程,假定激光強度為高斯分佈,對有限厚板狀材料的溫度場進行分析;並考察側壁表面熔化層凝固過程的特徵;結果表明,側壁粗糙度形成的主要原因在於側壁表面熔化層凝固前氣泡未及時析出。Through the analysis of the evolution of the microstructure, the honey comb at the grain boundary and the pool in the grain, furthermore according to the phase change thermodynamic and kinetics, the conclusions of the globalization mechanism and the reheating parameters were drawn as follows. 1
通過對半固態再結晶和半固態熔化過程中的組織轉變、晶界蜂巢及晶內液池現象的分析,結合相變熱力學和動力學原理,提出sima法制備鎂合金半固態球狀化組織的形成機制及工藝參數。The coupled turbulent flow field and temperature field are simulated by finite element method ; the influence of casting speed on the turbulent flow field and temperature field in the melting bath and the interaction between those two field are analyzed ; the variation tendency of the heat flux intensity between the melting bath and casting roll and law of variation with changes of casting speed in the process of solidification are given ; a comparison between the simulation results and experimental results demonstrates their good agreement ; and the mechanism of the heat flux variation is identified by analysis on the temporature gradient and development of solidification within the melting bath and its influence on the variation of the heat flux intensity
採用有限元法模擬了雙輥鑄軋不銹鋼過程的流熱耦合問題;分析了鑄軋速度對熔池內流場、溫度場的影響以及流場與溫度場之間的相互影響;給出了凝固過程中熔池與鑄軋輥之間的熱流密度變化趨勢及隨鑄軋速度的變化規律,並把此模擬的結果與試驗的結果相比較,吻合較好;通過熔池內溫度場及溫度梯度分析了熔池內凝固的發展及其對熱流密度變化的影響。In this paper, a series of experiments are carried out with dlms for nickel - based metal powder materials, and the effect of process parameters in sample quality was investigated and analyzed. the main works are as following : ( 1 ) the effect mechanism of laser in metal powder and the nucleation mechanism are analyzed. ( 2 ) the process parameters that affect the quality of sintering parts are investigated and the way how they affect is clear
本文基於直接激光金屬燒結成形技術,通過對鎳基高溫合金直接激光燒結成形的研究,從工藝角度研究某型號鎳基高溫合金的激光直接燒結成形性能以及工藝參數對燒結製件性能的影響,所完成的工作主要有: ( 1 )分析材料與激光相互作用的機理及熔池的動態快速凝固過程。The results of finite element analysis including the latent heat show lower maximum temperature, smaller size of melting pool, and narrower heat affected zone compared with the analysis neglecting the latent heat
考慮潛熱的有限元模型分析結果和忽略潛熱的計算結果比較,前者顯示出較低的最高溫度、較小的熔池范圍和較窄的熱影響域。分享友人