gas liquid flow 中文意思是什麼

gas liquid flow 解釋
氣 液憐
  • gas : n (pl gases )1 氣,氣體,氣態 〈cf fluid; solid〉 2 可燃氣,煤氣,沼氣;【礦物】瓦斯。3 【軍事...
  • liquid : n 1 液體。2 【語言學】流音〈如 [l] [r]〉 adj 1 液體的,液態的,流動的。2 清澄的,透明的。3 易變的...
  • flow : vi 1 流,流動。2 (血液等)流通,循環。3 流過;川流不息;(時間)飛逝;(言語等)流暢。4 (衣服、...
  1. In the model the film thickness in the passage was obtained at first using two phase flow theory ; then, similar analysis solution of concentration distribution of the pollutant in liquid phase and biofilm was obtained through mass component equation of pollutant in gas - liquid phases combined with the biochemical kinetic equation of mass transfer in biofilm and dismission of oxygen limited ; at last, the distribution of pollutant along the filter height and the waste gas purification efficiency were obtained

    該模型首先運用兩相流理論獲得了通道內液膜厚度,然後通過污染物在氣相、液相的質量組分方程,結合生物膜內的傳質與不?慮氧限制的生化反應動力學方程,獲得了污染物在液相和生物膜中濃度分佈的近似分析解,最終得到污染物在氣相中沿塔高的濃度分佈及廢氣凈化效率。
  2. By comparing the dry plate pressures drop and distributions of velocities simulated on single valve with those of double valves, it was found that there was intense turbulence in the flow fields around fixed - valve, there were eddy areas between valve side orifices and tray wall, there were eddies above the valves too, these led to the complex behaviors of gas perforating valve, these had a great effect on the gas - liquid mass transfer process. at the same time, in order to prevent the disadvantageous effect of gas between one valve with another on the gas - liquid mass transfer, it was very effective to change the fields of gas perforating valve by folding the edges of valve

    通過對數值模擬得出的單閥和雙閥塔板的干板壓降及流場速度分佈分析對比后發現,固定閥周圍流場存在較強的湍動,閥側孔與塔板壁面區域以及閥體的上方空間存在明顯的渦流區,使氣體穿閥后的行為變得復雜,並對氣液傳質過程產生重大影響;模擬結果表明,為防止和削弱固定閥間的對沖造成的「死區」對傳質帶來的不利影響,通過折邊來改變氣體的氣路是非常有效的,模擬值與實驗值基本得到吻合。
  3. Image edge detection method for ert system of gas - liquid two - phase flow

    水平井筒氣液兩相分散泡狀流流動模型
  4. The pressure at every point along the pipeline, the gas - liquid phase flow rate and the law of the liquid holdup in the pipeline chang ing with time in the process of gas storage and supply at the time of peak shaving are simulatively calculated, and based on this, the problem on peak shaving is thoroughly analyzed by combining with the existing pinghu - shanghai gas pipeline in china

    模擬計算了調峰過程中管道儲氣和供氣過程沿線各點的壓力、氣液相流速和管內持液率隨時間的變化規律,據此結合我國已建成現有的平湖一上海的天然氣管線,對調峰問題作了深入地分析。
  5. It is studied that the formation mechanism of taylor bubble and its control method in gas - liquid two - phase flow, which affects the pressure balance and mechanical driving efficiency in the flow of petroleum engineering. experiments show that the formation of taylor bubble in gas - liquid two - phase flow is due to the intensive congregation and amalgamation of small bubbles driven by void fraction waves and that the highly turbulent flow is able to restrain this formation. thus, the flow regime transition may be checked by increasing the flow turbulence and controlling the disturbed frequency

    對大管徑氣-液兩相流動中嚴重影響壓力平衡與機械驅動效率的段塞流生成機制和控制方法進行了研究,實驗證明段塞流的形成是由於空隙率波的大幅度增長使氣泡高度集中,並形成聚並所致。強湍流運動可以抑制taylor泡的形成。因此,通過強化湍流或控制擾動頻率可以對氣泡聚並起明顯的抑制作用。
  6. Numerical simulation of three dimensional gas liquid two - phase flow in a proton exchange membrane fuel cell

    質子交換膜燃料電池三維氣液兩相流數值模擬
  7. The components of this system are a cross - flow finned - tube evaporator, cross - flow finned - tube gascooler, a reciprocation compressor, a gas - liquid seperator, a double pipe internal heat exchanger and a throttling valve

    系統由一個叉流翅片管式蒸發器、一個叉流翅片管式冷卻器、一臺往復式壓縮機、一個氣液分離器、一個套管式回熱器、一個節流閥組成。
  8. This paper analyzed the mechanism that gas and liquid flow through the holes according to the fluid characteristics of the compound tray, and put forward that there are three states of liquid flowing, gas flowing and blocked for the holes because of the foam fluctuating on the tray while the compound tray operates

    本文根據復合塔板的氣液流動特點,分析了氣液穿孔流動的機理。根據前人的研究結果,提出復合塔板在操作時,由於泡沫層的波動,其篩孔存在通氣、通液和阻塞三種狀態。
  9. Another measure of holdup is the k factor used by bankoff in connection with the bubble flow pattern in gas-liquid flow.

    滯留現象的另一個度量是Bankoff在氣-液流動的泡狀流型中所採用的因數K。
  10. Study on new method for gas - liquid two - phase flow pattern identification

    氣液兩相流流型識別新方法研究
  11. The equations of mass conservation, momentum conservation and energy conservation of gas, liquid and two - phase flow are the basement of the program

    程序用汽相、液相以及兩相流的質量守恆方程、動量守恆方程和能量守恆方程等基本方程來建立數學模型。
  12. Column reactors are important facility in which the mass and heat transfer happens. since bubbly flow is a basic flow pattern of gas - liquid two - phase flow in the column, thorough study on bubbly flow is of great scientific significance and important value for practical industry application

    鼓泡塔反應器是重要的傳熱傳質設備,鼓泡塔泡狀流是氣液兩相流的一種基本流型,對泡狀流進行廣泛而深入的研究具有重要的科研價值和工業應用背景。
  13. The present paper firstly gives a review about the developments and researching status of gas - liquid two - phase flow. the complexity and difficulties in gas - liquid two - phase flow are discussed. based on this, the dissertation presents theoretical and experimental investigations on adiabatic gas - liquid two - phase turbulent flow in a bubble column

    本文綜述了國內外對鼓泡塔氣液兩相流的研究現狀,通過分析指出氣液兩相流問題的復雜性及其模化尚存在的問題,從理論和實驗兩個方面對鼓泡塔內氣液兩相湍流進行了研究。
  14. Fuzzy identification of patterns of gas - liquid two - phase flow with relevant method

    液兩相流流型的模糊判別方法
  15. The effect of gas rates, liquid flow - rates, downcomer width, weir height and the addition of surface active agent on the liquid mean residence time, t, effective diffusion coefficient, de, and froth height, hf were studied. results obtained showed that for two systems, the t in the downcomer of ctst plate is 20 - 50 % smaller than that of fl valve plate, and the de is 40 - 70 % smaller than that of fl valve plate

    通過對氣速、液體流量、降液管寬度、堰高和表面活性劑加入的影響進行分析得出下面結論:在相同的操作條件下,對于兩種物系, ctst塔板降液管的液體停留時間比f1浮閥塔板的約小20 50 ,有效擴散系數比f1浮閥塔板的小40 70 ,泡沫高度低110 150mm 。
  16. The research on vertical conduit flow of gas - liquid two phases in wellbore aims at the classification, transition and judgement of flow pattern, according to the pressure distribution of oil - gas - water mixture in wellborne, by which the reliable basis will be provided for understanding of well performance, rational control / monitoring and regulating of well flow regime and the design of gas lift

    摘要井筒兩相管流研究的主要目的是用於井筒內流體流型的劃分和流型的轉變與判斷,其基本依據在於井筒內油氣水混合壓力的分佈狀況;在了解了井筒混合流體的壓力分佈狀況之後,能夠為掌握油井生產規律、合理控制和調節油井式作方式及氣舉設計提供可靠的依據。
  17. An analytical model for the forced condensation of steam in the presence of noncondensable gases was proposed based on the mass, momentum and energy conservation equations of condensing mixture flow, involving the analogy between heat and mass transfer in the gas / liquid interface

    總之,蒸汽流量、空氣含量和系統壓力是影響蒸氣冷凝的重要因素。相似的基礎上,建立了豎直管內蒸氣強迫對流冷凝的一維分析模型。
  18. The experiment data from horizontal gas - liquid flow on 20mm and 25mm diameter pipes proved that separate phase flow - rate can be measured from differential pressure signal

    Dn20和dn25水平管氣液兩相流實驗數據表明,利用差壓波動信號進行兩相流分相流量的測量是可行的。
  19. Another measure of holdup is the k factor used by bankoff in connection with the bubble flow pattern in gas - liquid flow

    滯留現象的另一個度量是bankoff在氣-液流動的泡狀流型中所採用的因數k 。
  20. Research on current rush to interception air - mass in delivery pipeline system and water hammer with gas is a branch of concurrent gas - liquid flow. for it refers to many fields, such as fluid mechanics, transient flow, concurrent gas - liquid flow and thermodynamics, the problem is very complicate, and there are still some issues to be deeply studied actually

    輸水管道系統水流沖擊截留氣團與含氣水錘研究屬于氣液兩相流的一個分支,該問題涉及到瞬變流、空化、氣液兩相流和熱力學等多領域的理論,因而該問題十分復雜,有必要進行深入研究。
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