精餾效率 的英文怎麼說

中文拼音 [jīngliùxiàolǜ]
精餾效率 英文
efficiency of rectification
  • 精 : Ⅰ形容詞1 （經過提煉或挑選的） refined; picked; choice 2 （完美;最好） perfect; excellent 3 （細）...
  • 餾 : 餾動詞（蒸熱熟食） heat up; reheat
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. The test was made on the compound tray, dual flow tray, sieve tray and valve tray for mass transfer efficiency with in - diameter 300 mm column using ethanoi and water system

    在直徑300mm的精餾塔內，以乙醇-水為介質，進行了復合塔板、穿流篩板、篩板和浮閥塔板的傳質效率的研究。
  2. The optimization results show that the effective interfacial area hi three - phase distillation is much bigger than the prediction of correlation when the operation condition is above the loading point, while no such phenomena are found when the operation condition is below the loading point. 5. the experiments reveal that almost 21 % reduction in the

    5 .實驗結果表明三相精餾過程在載點之前的分離效率比兩相精餾過程的分離效率低21 % ，而在載點和泛點之間，三相精餾過程的分離效率則比兩相精餾過程的分離效率高了近51 % 。
  3. The equilibrium model is characterized by the murphree efficiency or height of equivalent to a theoretical plate ( hetp ) value since a tray is generally not working like an equilibrium stage

    實際精餾過程往往很難真正達到汽液平衡狀態，因此murphree板效率和等板高度概念常用於修正平衡模型計算中的非理想特性。
  4. The development of mass transfer in the system of vapor - liquid - liquid three - phase distillation from trays was introduced, the effects of the hydrodynamic conditions e. g. vapor velocity and ratio of liquid to vapor loading and physical properties of liquid phase, including surface tension, interfacial tension, viscosity or dispersion viscosity, density, relative volatility etc. and the volume ratio of oil to water on mass transfer were discussed systematically, the influence of the second liquid on mass transfer efficiency was also investigated, a gnat deal of viewpoints and suggestions having been put forward in this paper are significant important for optimizing design of distillation tower

    摘要介紹了氣液液三相精餾塔板傳質性能研究的進展情況，討論了氣速、液氣比等操作條件，表面張力、界面張力、液體的粘度或分散粘度、密度和相對揮發度等物系性質以及油水體積比等多種參數對傳質效率的影響，探討了第二液相的存在對傳質的影響，文中的許多觀點獲和建議對于優化精餾塔的設計具有重要的指導意義。
  5. However, these values are not the same in systems with more than two components and cannot be correlated

    然而對于多組份精餾過程而言， murphree板效率和等板高度值對各組份並不完全相同，且組份間不存在直接關聯關系。
  6. For many experiments, using high pureness mma, controlling polymerization temperature and polymerizing condition under high - pressure nitrogen gas and heat treatment after polymerization, a transparent preform without any bubble and blemishes was prepared. then drawing this preform, gi - pof with diameter 0. 8 - 1. 0mm was obtained. because of the limitation of the experimental conditions and the shortage of the money, it is very regretted that we ca n ' t test the index profile and the loss of the gi - pof accurately

    在系統研究界面凝膠法原理和聚合機理的基礎上，通過多次實驗總結、改進，在制備過程中採用提高精餾效率、控制溫度、加壓聚合、氮氣保護和後期處理等措施，制備出無氣泡及銀紋缺陷、光潔、透明的光纖預制棒，拉絲得到直徑0 . 8 - 1 . 0mm的gi - pof 。
  7. Owing to its thin wallow resistance, high void and capacity, metallic packings have a high separation efficiency, and applied to handle the thermal sensitive, hard to sepoaration and easy carbonized materials in the vacuum rectify9ing tower

    金屬填料材質主要包括碳、鋼、鋁合金及不銹鋼等.由於其壁、空隙率大、通量大、阻力小、分離效果好.特別適用於真空精餾塔，處理熱敏性，易分解、易結碳的物料
  8. For heterogeneous azeotropic distillations, three phases, one vapour phase and two liquid phases, can coexist. the existence of the second liquid phase could change the hydrodynamic behaviour and therefore influence the separation efficiency

    對三相共沸精餾過程而言，一個汽相和兩個液相形成汽液液三相共存現象，第二個液相會或多或少地改變精餾過程的流體力學特性並最終影響過程的傳質分離效率。
  9. It is concluded that a combination of the two main modeling approaches, the sequential modular approach and the equation - oriented approach, can keep a good balance between flexibility and efficiency. so - obtained process model, called composite model in this paper, contains hidden variables that can not be observed externally

    分析和比較了當前兩大基本建模方法- -聯立方程法和序貫模塊法對優化效率的影響，指出結合這兩種方法優點的復合建模方法在優化中的優勢，並通過一個精餾塔穩態優化問題驗證了這一結論。
分享友人
分享到 Line

分享到臉書