氣體流化床 的英文怎麼說
中文拼音 [qìtǐliúhuàchuáng]
氣體流化床
英文
gas fluidized bed-
Boiling drier, the other name is fluid bed, is composed of air filter, heater, main frame of boiling bed, star like feeder, cyclone separator, cloth bag dust catcher, high pressure centrifugal blower, and control board
沸騰乾燥器,又稱流化床,經過30多年的使用、改進,目前在制藥、化工、食品、糧食加工等方面,越來越體現它的重要作用。它是由空氣過濾器、沸騰床主機、旋風分離器、布袋除塵器、高壓離心通風機、操作臺組成。As opposed to gas-liquid systems, there is an interchange of gas between bubble and continuous phase in fluidized beds.
與氣-液系統不同的是,在流化床中氣泡和連續相之間有氣體交換。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。Technical characteristics, technical indicator and levels biomass gasification and power generation technology employs advanced circulating fluidized bed gasifiers for converting biomass waste such as wood, stalk, straw and bagasse to fuel gases and multilevel gas cleaning devices for removing tar and dust
中國科學院廣州能源研究所研究開發的中等規模生物質氣化發電技術採用循環流化床氣化爐,把生物質廢棄物,包括木料秸稈稻草甘蔗渣等轉換為可燃氣體。Both gas and liquid fluidized beds are considered to be dense-phase fluidized beds.
氣體和液體流化床都可以認為是密相流化床。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。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。During combusting, circulating fluidized bed boiler can get rid of sulfur and nitrogen that are harmful, and deprive of the dust of gas with the technology of electric dust catcher. at the same time the emission of the waste can satisfy the emission control regulations
循環流化床鍋爐在燃燒的過程中可脫除s 、 n等有害氣體,同時採用電除塵技術去除煙氣里的煙塵,其排放物可達到國家的排放標準。And if it is the drying of relative light and small granular and powder like materials, cloth bag dust catcher is needed, and the pneumatic feeder apparatus is offered as a choice. add particulate material into fluid - bed dryer by feeder and send the filtered and heated clean air into fluid - bed by air - blower
散粒狀固體物料由加料器加入流化床乾燥器中,過濾后的潔凈空氣加熱後由鼓風機經分佈板與固體物料接觸,形成流態化達到氣固相的熱質交換。" floating catalyst " and " catalyst driven by gases " method can synthesize powder of carbon nanotubes on large scale. " vaporizing ferrocene " method can synthesize bulk carbon nanotube array. the production of the first method is 2000g / day, the second one is 500g / day and the third one is loog / day
流化床法和催化劑氣動輸運法主要產物為納米碳管粉體,分別每天可以制備2000和500克粗產物;二茂鐵蒸發法制備的產物則是定向納米碳管塊體,每天可制備100克納米碳管陣列塊體。We are specialized in production of a wide range of cauldron - using and pump - using machinery seal pieces, agitated drives, and development and design of a variety of non - standard seal pieces , and fluidized - bed jet mill, inert gas protection jet mill system, on - line test intelligent jet mill system, deep - cold jet mill system, and so on
專業生產各種釜用、泵用機械密封、攪拌密封傳動裝置,以及研製、設計各種非標準密封;流化床氣流粉碎機,在線檢測氣流粉碎系統,惰性氣體保護氣流粉碎系統,深冷粉碎系統等氣流粉碎機。Abstract : by a large number of trial and related project experiences, the author can draw a conclusion that organic wastewater can gain better processing efficiency before it flows into the biological fluidized beds with lower sludge concentration by coal fly ash pretreatment and high efficiency jet aerator
文摘:通過大量試驗和相關工程體會得出:有機廢水在進入較低污泥濃度的生物流化床之前,通過粉煤灰的預處理,再配以高效射流曝氣器,能有較好的處理效果。Put up the cold experiment of the three - phase fluidized bed with multiple orifice balls, research on the influence of the superficial gas velocity, the filler static height and the liquid density on the resistance character and the desulfurized efficiency, summarize the virtue of multiple orifice balls
摘要對多孔球為填料的三相流化床進行冷態試驗研究,研究不同工況下氣體空塔流速、填料靜止高度、噴淋密度等因素對流化床阻力特性和脫硫效率的影響。However, the effect of high particle concentration on particle collision should be taken into account in the dense gas - solid two - phase flow. at the same time, gas turbulence should be taken into account in the simulation of gas flow in dense gas - solid two - phase flow
然而,在高顆粒濃度下顆粒碰撞對的確定需要考慮高顆粒濃度存在的影響,同時在高顆粒濃度流化床氣固兩相流動中,需要考慮氣體粘性的作用。The stimulus response technique has been extensively used to explore the flow characteristics of both gas and liquid fluidized beds.
激發-響應技術曾被廣泛地應用於探索氣體和液體流化床的流動特性。It is difficult for our country to develop igcc or pfbc - cc because of technology and fund
由於技術和資金的原因,我國發展整體煤氣化聯合循環、增壓流化床聯合循環等有較大的困難。After a brief introduction of the utilization of combined cycle generation technology, a review of types, current research and development of combined cycle generation technology were given first. the development, technical features, projects and research organizations of igcc and pfbc - cc are mainly introduced. at the same time, coal combustion combined cycle technologies and the program, features and current research of steam - electric - gas in china are also introduced
在對聯合循環發電的技術及利用意義簡要介紹的基礎上,本文首先對聯合循環發電技術的類型及其研究發展現狀進行了綜述,主要針對整體煤氣化聯合循環、增壓流化床聯合循環的系統的發展、技術特點以及示範工程等基本情況進行了介紹;同時對我國的燃煤聯合循環發電技術及熱電氣「三聯產」技術的工藝流程、特點及研究現狀進行了介紹。We successfully apply the two - fluid model ( tem ) and kinetic theory of granular flow studying the two dimensional dense gas - solid flow characteristics in the large scale circulating fluidized beds and the cold experimental system with piv. the results of simulation are in accord with others " simulation and experimental results. in the end, we make the three dimensional simulation for the cold cfb riser, which is closer to the factual operation and this experimental results
在對高濃度氣固兩相流的研究中,根據fluent軟體現有的條件和解決工程實際問題的需要,採用單氣固相雙流體歐拉模型,採用模擬紊流固粒流中普遍接受的方法「顆粒流的運動理論( kinetictheoryofgranularflow ) 」 ,對大尺度循環流化床進行了二維數值模擬,與他人數值模擬結果和實驗結果進行了對比,檢驗模型的準確性。Fluidization has been assumed as an efficient means of contacting different particles in various fields such as chemical, metallurgical and pharmaceutical industries. however, the hydro - dynamical behavior of gas - solid bed is very complex. in this paper, based on a large amount of experimental data, complexity theory are adopted as a new method to study on the multi - signals especially pressure signal in wide flow region in gas solid fluidized bed which respective diameter are 114mm and 250mm
本文在氣固流化床中引入復雜性理論作為主要的研究工具,在114mm和250mm床徑氣固流化床中進行了大量的實驗,選用分別屬于a類和b類的粒子作為固體顆粒,在寬流域的范圍內對流化床壓力信號、顆粒濃度信號,尤其是壓力信號進行了研究。分享友人