spray phase 中文意思是什麼
spray phase
解釋
噴淋階段-
Experimental study on two - phase velocity field in counter - flow spray saturator
逆流噴霧式飽和器內兩相速度場的實驗研究 -
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 technique of producing metal matrix composite include powder metallurgy, casting ( including stirring casting process, in situ contact reaction process, liquid - phase metal infiltration process, co - spray deposition forming process ), reaction mechanic alloying process
制備金屬基復合材料的工藝分為粉末冶金法、鑄造法（鑄造法細分為攪拌鑄造法、原位接觸反應法、液相浸滲法、共噴射沉積法） 、反應機械合金化技術。 -
Based on series fundamental experiments and theoretical analyses, the electro - spray of fuel and charged two - phase turbulent flow are studied systematically and comprehensively in this thesis, which established a research foundation for electro - spray combustion. the research involves charging mechanism, charging and atomization characteristics of fuel, flow field properties of electro - spray, theory of charged two - phase flow and numerical simulation
本文圍繞燃料的靜電噴霧與荷電兩相湍流射流進行了系統而深入的理論和實驗研究，研究內容包括燃料的荷電機理、荷電霧化特性、荷電噴霧射流流場及荷電兩相湍流理論與數值計算，為荷電噴霧燃燒的進一步研究奠定了基礎。 -
A kind of two - equation turbulent model of charged fluid flow is constructed, in which the interaction between electric field and flow field is considered. based on analyzing the properties of forces on the charged droplets in the spray, pseudo - fluid of charged droplets phase method is adopted to develop a kind of charged two - phase turbulent model. this model takes account of the interaction between charged droplets phase and electric field, the inter - phase action between droplets and gas, convection and diffusion of droplets " turbulent energy
考慮電場與流場的耦合作用，建立了荷電流體的湍流模型，在荷電顆粒受力分析的基礎上，採用顆粒擬流體的方法建立了荷電氣液兩相湍流理論模型，該模型考慮了荷電顆粒相流場與電場的耦合作用，氣相與顆粒相的相間作用以及顆粒相自身湍能的對流與擴散。 -
Abstract ： in this paper, the methods including the reduction ball - milling, the optical induction, the chemical reduction, the liquid phase reduction, the liquid - solid phase reduction, the spray pyrolysis, the evaporation and condensation, and the atomization et al. which have been used for preparation of nanometer silver flakes and nanometer spherical silver powders in china since the 1990s were summarized under categories, the features of each method were compared, the development of preparation technology was looked forward to, in the meantime, the present application and potential application of nanometer silver powders were expounded
摘要：本文分類總結了20世紀90年代以來國內納米片狀銀粉和球形銀粉的制備方法，包括還原球磨法、光誘導法、化學還原法、液相還原法、液-固相還原法、噴霧熱分解法、蒸發冷凝法及霧化法等，比較了各種方法的優缺點，展望了納米銀粉制備技術的發展，同時，論述了納米銀粉現有的和潛在的用途。 -
( 1 ) the cfd model for the pulse combustion spray drying process. the computational fluid dynamics ( cfd ) based on the two - phase flow theory was employed in this paper, which used the standard k - e model and the particle trajectory model to simulate the gas - particle flow in the drying chamber. the momentum, heat and mass transfer regarding both gaseous and particulate phases during the spray drying inside the drying chamber was also revealed
為解決這一難題，本文利用氣體一顆粒兩相流理論和計算流體力學（ cfd ）技術，建立了更符合實際噴霧乾燥過程的數學模型即噴霧乾燥的cfd模型，並進行了脈動燃燒噴霧乾燥過程模擬，其主要內容如下： （ 1 ）建立了脈動燃燒噴霧乾燥的cfd模型該數學模型建立在氣體一顆粒兩相流基礎之上，用標準k -模型預測乾燥室內的氣體湍流運動過程，顆粒軌道模型追蹤乾燥室內顆粒群的運動軌跡，熱質傳遞模型描述空氣和液滴的熱質傳遞過程。 -
Experimental research on spray field in saturator by phase doppler analyzer
模型飽和器冷態噴霧場的實驗研究 -
From synoptic analysis it is found that the genesis and development of the sw monsoon surge may be divided approximately : the " rising surge " phase, the " spray " phase and the " falling surge " phase
分析發現，這次孟加拉灣西南季風潮發生發展過程大致上可分為「起潮」過程、 「浪花」過程和「落潮」過程三個階段。 -
This relatively simple type of spray combustion model is amenable to improvement by taking account the effect of the spray on the gas phase.
這個比較簡單的噴霧燃燒模型，可以通過考慮噴霧對氣相的作用而加以改進。 -
( 2 ) the explicit simulating process for the pulse combustion spray drying process in this project, both the gas - phase equations and particle - phase equations were integrated in the computational cell using up - wild scheme to obtain the finite difference equations. the gas - phase equations are solved using the simpler algorithm and multiple iterations have been made based on a two - way coupling ( legaml algorithm )
（ 2 ）進行了模型的求解本文詳細論述了該類數學模型的具體求解過程，包括模擬區域的確定和非結構化網格的劃分、邊界條件的選擇、微分方程的控制容積離散方法、代數方程組的simpler解法以及兩相流方程的legami演算法。
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