流化固體 的英文怎麼說
中文拼音 [liúhuàgùtǐ]
流化固體
英文
fluid solid-
In aerated flow,solids are fluidized or suspended by the gas.
在充氣流動中,固體顆粒被氣體流化或懸浮起來。The oil is injected into the bed of fluidized coalite and cracks on contact with hot solid.
該油注于流化焦粉床層中,與熱固體接觸而裂解。Recently, using solid clay brick is gradually prohibited, so the new wall material is required to fill up the new architecture. many sections research on this field, using fly ash to develop new building materials is the mostly adopted method, among the new building materials, fly ash foamed concrete is a noticeable one because of its outstanding merits such as light weight, heat preservation, sound insulation and good resisting earthquake. using fly ash to develop foamed concrete can not only become fly ash into resources, but also provide a new kind of building materials for the innovation of wall materials, which has good economy and society ben efits
近年來,由於墻改「禁實」政策的實施,市場急需新的墻體材料來填補新建築所需,許多單位相繼開展了各有關研究,綜合利用粉煤灰研製開發新型建材逐漸成為了主流,其中多孔混凝土特別是粉煤灰發泡混凝土,正以它突出的輕質、保溫、隔音、抗震效果好等優點,成為一種引人注目的建築材料,利用工業固體廢棄物粉煤灰研製發泡混凝土不僅能實現粉煤灰的資源化,而且還可為墻體材料的改革提供一種新型建築材料,具有較好的經濟效益和社會效益。While if pulse laser ablation is applied, the output of mixed target is obviously more than that of plumbago target. the carbon nanotubes prepared by nano - tungsten catalyzer are very straight without any bent and their diameters are under 10nm. it is worth to pay more attention and need to study further
其中以鎢作為催化劑原料與石墨混合製成固體靶,蒸餾水作為流動相時,得到的納米纖維狀產物直徑不到10nm ,而且形狀筆直,值得關注,目前國內外尚無以鎢作為催化劑成功制備納米一維碳材料的報道,因此該研究具有嶄新而廣闊的研究前景。These forms may include pneumatic conveying, moving beds or stick-slip flow, fluidized solids transport and nearly always one or more fluidized beds.
這些形式可以包括氣力輸送,移動床或粘附滑移流動,流化固體顆粒輸送,並且幾乎總是包括一個或多個流化床。The hydraulic gradients of settling slurry flow transported in three kinds of moving states, i. e. suspension, saltation, or partially suspension were investigated, based on analyzing the changes of solid particles and water in momentum, velocity and their mass related to momentum exchanging over the acceleration period of the solid particles
從固體顆粒加速期間清水與固體顆粒的速度變化、動量傳遞、相關質量等基本問題分析入手,研究了沉降性漿體在水平管道內流動時其固體顆粒在3種流動狀態下的水力坡度,提出了沉降性漿體在水平管道內流動的機理模型,進而用該模型對一些輸送條件下的沉降性漿體的水力坡度進行了計算。In order to look for the key factors governing fluidization characteristics in the dense phase pulverized powder feeder, the effects of the different operating conditions and the geometrical variables on the mass ratio of powder and gas and the stable conveying time of the system were investigated in the self - developed special dense phase powder conveying test - bed
摘要為了尋找影響濃相粉體給料器流化特性的關鍵因素,在自行設計的專用小型濃相粉體輸送試驗臺上,考察了不同操作參數和結構參數對輸送固氣質量比和穩定給粉時間的影響,總結了各因素對流化質量的影響規律。The telescopic butterfly valve can be used as closing and throttling units on pipline with such media, as all kinds of corrsive and incorrosive gases, liquids semifluid and solid powder in them with belong to the system of petroleum, chemical, textile, shipbuilding, and metallurgic industries, of food medicine and paper manufactures, and of water and electricity, water supply and drainag and energy servies
本蝶閥適用於石油、化工、給排水、食品、醫藥、冶金、造紙、電站、煤氣、通風、供熱、環保、船舶、能源等工業系統一切腐蝕和非腐蝕性氣體、液體、半流體和固體粉末的管路上作接流和調節用。Two - phase flow model and simulation of solid propellant electrothermal chemical gun
固體工質電熱化學炮膛內兩相流模型與計算In the previous direct simulation monte carlo ( dsmc ) method used in the dilute gas - solid flow, particle collision probability was calculated by the equation used for rarefied gas molecules. and gas phase was simulated by the laminar navier - stokes equations
已有的應用直接模擬蒙特卡羅( dsmc )方法模擬流化床內稀疏氣固兩相流動的研究中,均採用稀薄氣體分子碰撞概率的計算方法計算氣固兩相流中顆粒的碰撞概率,採用層流navier - stokes方程模擬氣相流動。Several ways of coupling of solid - fluid regions, including that vacant proportion practice, segregated volume practice etc, are discussed, and the brief treatment method of solid - region in the fluid is put forward
討論並比較了幾種固體一流體耦合求解的辦法:空度法、隔離容積法等,簡化流場中固體障礙物的處理。Study on the general properties of runoff solid from sloping field in red - soil upland
紅壤丘陵區坡地固體徑流基本理化性狀探析Because the ore has been mined for long time, the nature geological environment has been getting worse and worse, such as the baldness of mountain body, the rock is weathered to pieces, a lot of loose material distributing along the gully and its banks, the disaster of debris flow is seriowsly, and the production of the mine is constrained by debris flow disaster ; for example, a debris flow broke out on august 1999 and resulted in catastrophic hazards to the jingtieshan iron mine, resulted in a huge economic losses of 50 million yuan
鏡鐵山礦是酒鋼最主要的鐵礦石生產基地,礦區山高溝深,地質構造復雜,自然地質環境較差,在長期人為開采活動的影響下,地質自然環境進一步惡化,山體裸露,巖層破碎,大量鬆散固體物質堆積在溝道及溝道兩側,泥石流災害十分嚴重,嚴重製約了礦山的生產與發展。 1999年8月礦區黑溝南溝暴發生了嚴重的泥石流災害,致使礦山停產10多天,造成5000多萬元的經濟損失。Abstract : in light of thicker grain and smaller viscosity of debris flow, a segmented simulation of the debris flow with flume is presented. for the first time. more difficult resistance similarity is brought about by geometric rate without excessive coarsing and discontinuous similarity of sand grain composition in model is eliminated with different grain scale. on this basis the density similarity and sand conveying similarity are achived. the method presented is verified through a model test case
文摘:針對水石流顆粒粗,粘性小的特點,提出了利用水槽進行分段模擬水石流的設想,首次通過幾何變率解決難度較大的阻力相似問題,改變了以往過度加糙的方式;通過變粒徑比尺的方法消除了模型沙級配不連續相似的問題,較好地實現了固體物質級配相似,達到了泥石流的密度相似和輸沙相似.通過水槽概化模型試驗實例,對本方法進行了驗證For sand, glass bean, quartz sand and pvc, pressure fluctuations were measured at different conditions. furthermore, statistics analysis, power spectral density ( psd ) analysis and chaos analysis of pressure fluctuations in gas - solid cfb were conducted. an investigation of the effect of circulating solid flux, superficial gas velocity, height from riser bottom and particle property on the parameters ( e. g
本文測定了河砂、玻璃珠、玻璃砂和pvc四種顆粒在不同固體循環量、不同表觀氣速、不同軸向高度下的壓力波動,進而對氣固循環流化床壓力波動時間序列進行了統計分析、功率譜分析和混沌分析。Fluidized bed drier enjoys advantages of even solid particle mixing and large heat and mass transfer area of gas and solid phase
流化床操作具有固體顆粒混合好,氣固兩相傳熱傳質表面積大等優點。Water - tube boilers and auxiliary installations - requirements for grate and fluidized - bed firing systems for solid fuels for the boiler
水管鍋爐和輔助裝置.鍋爐用固體燃料的爐蓖和流化床燃燒系統要求This paper presents an adaptive control for the semi - active suspension using the combination of mr damper and feedback neural networks. analyzing the mr damper, a smart actuator, chapter 3 gives the design of pre - amplifier of current, which provides the external magnetic field. and it discusses the additional nonlinear stiffness resulted from the transition of mr fluid from liquid to semi - solid or solid
在分析新型智能材料用做作動器的磁流變阻尼器特性的基礎上,本文給出阻尼器線圈的前置電流放大電路,並討論了因磁流變液體固液態之間的可逆變化而產生的懸架系附加非線性剛度。In chapter two, according to n - s equation, considering the couple between liquid and solid, the double - fluid model is used to respectively set up momentum equations of two - phase fluids in condition of basic hypothesis, which are general equations of two - phase fluids. simplifying the equations in boundary layer, the momentum differential equations are required and the boundary conditions are given. in the same time, the simplifying equations and their solutions, in which solid grain satisfies in boundary layer
第二章依據n - s方程,考慮到液、固之間的相間耦合,在基本假設條件下,採用雙流體模型,分別建立液、固兩相的動量方程,它是固液兩相流體的一般方程式;對其在邊界層流區內進行量級比較,得到邊界層動量微分方程並給出其邊界條件,同時也得到固體顆粒在邊界層內所滿足的簡化方程及其解的表達式。Solid materials handling and pneumatic conveying system packaged machinery and its equipment and valves are mainly used for conveying, material unloading, dedusting, metering, mixing, packing units in the processing units of the solid materials including powder, particles, powder mixtures and flakes of abs, ps, pe, pp, pom, san, pet, pc, pta, pvc, bpa, sap, as and pmma in the trades of petroleum, chemical industries, chemical fiber, dye, pharmacy, food, electronic, paper making, natural gas, power, environmental protection, metallurgy and etc. it is applicable for various pneumatic conveying systems and gravity flow conveying systems under the conditions of diluted - phase, densed - phase, high pressure, low pressure and vacuum pressure
固體物料處理和輸送系統成套機械及其專用設備、閥門主要應用於石油、化工、化纖、染料、醫藥、食品、電子、造紙、天然氣、電力、環保、冶金等領域中固體物料(含abs 、 ps 、 pe 、 pp 、 pom 、 san 、 pet 、 pc 、 pta 、 pvc 、 bpa 、 sap等粉沫、顆粒物料、粉粒混合物、片狀)生產加工過程中輸送、卸料、除塵、計量、混合、包裝等工段使用,能適用於稀相、密相、高壓、低壓、負壓各種氣力輸送系統和重力流輸送系統。分享友人