mass-transfer reaction 中文意思是什麼
mass-transfer reaction
解釋
質量傳遞反應-
As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations
數值模擬方面，應用三維湍流n - s方程以及顆粒軌道模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程，兩相之間的質量、能量交換由液滴蒸發模型計算，氣相化學反應速率由arrhnius公式計算，通過耦合求解氣液兩相模型方程，模擬了燃燒室三維流場，得到了燃燒室內的溫度和組分濃度分佈。 -
The carbonization pressure influenced the mass transfer process of pyrolysis products and promoted the secondary reactions, while the activation pressure changed the adsorption equilibriums and reaction rates of the activation reaction
加壓炭化影響了熱解產物的傳質過程，提高了發生二次反應的機會，而加壓活化能夠影響活化反應的吸附平衡和反應速率。 -
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。 -
Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently
本文在考慮催化轉化器載體內發生的傳熱傳質現象的基礎上，建立了催化轉化器的一維單孔道和三維多孔道傳熱傳質模型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上，建立了催化轉化器的化學反應模型:當催化轉化處于化學動力學控制區時，引入了考慮吸附、表面反應和脫附的表面化學反應速率公式，當催化轉化處于質量輸運控制區時，引入了決定外擴散能力的擴散系數公式和和決定內擴散速率的內擴散系數公式，並與化學反應速率相耦合，得出由擴散過程決定的化學反應速率公式。 -
In this paper the anode porous diffusion layer model of dmfc for mass transfer has been described on the basis that all components are gaseous and well mixed. the purpose of the model is to determine the variation in concentration of species in the diffusion layer and thus the concentration of the reactive species at the edge of the reaction layer
本文還推導出了氣相進料的dmfc陽極多孔擴散層模型，模型詳細描述了甲醇，水以及二氧化碳在擴散層中的傳遞和反應，使用本模型可以確定各種物質在陽極多孔擴散層中濃度的變化，並可由此確定氣體擴散層催化劑層邊界處反應物質的濃度。 -
Ultrasound is a kind of high frequency mechanical wave which can effectively improve mass transfer and heat transfer, change physical - chemistry phase equilibrium, fasten chemistry reaction rate
超聲波是一種高頻機械波，利用超聲振動、超聲空化能有效強化傳質、傳熱，改變物理化學相平衡，加快化學反應速率。 -
Secondly, it has been noticed that there is a great affinity between ammonia vapor and water liquid to form ammonia aqueous. the complexity of this absorption phenomenon is that heat transfer and mass transfer occur at the same time during the chemical reaction
由於在氨水混合液吸收氨蒸汽的過程中傳熱傳質現象同時存在，實驗現象相對復雜，因此在實驗研究中使用了激光設備（ mach - zehndertwo - beamlute ， fe ， o 。 -
Mass - transfer reaction
質量轉移反應 -
Increase of efficiency for mass transfer was the development trend on biological reaction filler
因此，提高傳質效率是生物處理反應填料的發展趨勢。 -
By reason that the structure of filler was fallacious, and flowing state was not accordant with mass transfer mechanism of multiphase hydrodynamics, the popular biological reaction was not in the condition for mass transfer, and the efficiency of mass transfer of multiphase liquid movement declined
其主要原因在於填料的結構形式不合理，對流體的流態控制不符合多相流體力學的物系傳質機理，使得多相物系之間的傳質擴散效率低下。 -
The porosity changing during the cellulose pyrolysis and convective mass transfer caused by pressure variations was also considered in the model. the reaction product distribution varying with the reactor temperature and reacting time was obtained
模型考慮了纖維素在熱裂解過程中孔隙率變化，以及內外壓力差引起的對流傳質，並在此基礎上，進行了相應的計算。 -
The simulation code accounts for the complex nature of the involved reaction networks, evaporation of volatile liquid reactant and solvent, mass transfer between the gas and liquid phase, recycling of condensed liquid from the condenser, etc
模型描述了反應器中各組分間的化學反應、氣液傳質、溶劑和反應物的蒸發移熱及塔頂冷凝迴流等復雜過程。
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