填充床

  • 网络packed bed;packed-bed;anaerobic packed bed
填充床填充床
  1. 若与传统填充床的经验式和实验值比较,则高重力场下的KGa则大约高了一个数量级之多。

    Comparing with the model-predicted values and the experimental data of conventional packed beds , KG a obtained from our experiment was approximately an order of magnitude higher .

  2. 填充床中空隙率分布的研究综述

    Summarization of the Study on the Porosity Distribution in Packed Beds

  3. 复极填充床电解槽对活性艳红X-3B溶液电解脱色的研究

    Study on the decoloration of reactive bright - red X-3B using bipolar packed bed cell

  4. 研究了气液并流向上填充床的流体力学特性,如:流型、压降、以C/Co及Per表示的液相径向混合情况。

    The gas-liquid co-current up-flow regime , pressure drop , and liquid radial dispersion in a packed bed was studied .

  5. 在一定条件下,粒状高能固体火药填充床中,将出现DDT现象。

    Under certain conditions , DDT can occur in the high-energy granulated solid propellant beds .

  6. 两个大气压下,对管状填充床反应器中在CuZnOAl2O3催化剂上甲醇部分氧化蒸气重整制备氢气进行了实验研究。

    The hydrogen production from methanol partial oxidation steam reforming was experimentally studied over a Cu / ZnO / Al 2O 3 catalyst under 0 2 ?

  7. 用无血清培养基在填充床生物反应器生产rHuEPO

    Production of rHuEPO with a Serum free Medium in Packed Bed Bioreactor

  8. 近年来填充床反应器CFD数学模型韵几个研究重点是动量交换系数、毛细管压力以及床层空隙率的非均匀分布性。

    Several of the focuses of CFD model in packed-bed reactors were studied , namely , the momentum exchange coefficient , the capillary pressure and the void fraction .

  9. 采用填充床式反应器进行连续反应,结果表明通过装有10g脂肪酶柱子的最佳流速为30g/h。

    The optimum flow rate with the continuous packed bed reaction was 30 g / h with 10 g lipase column .

  10. 研究填充床酸化反应器及其与UASB甲烷化反应器组成的二相厌氧消化系统的运行特性。

    In this work the operation characters of the two phase anaerobic digestion system incorporated by a packed bed acidification reactor and an UASB methanorization reactor were studied .

  11. 针对15°二维锥形填充床,在不同表观气速下,用热线风速仪测定了床层表面的气速分布,用U形管压差计测定了床层压降。

    In a 15 ° two dimensional conical packed bed , gas velocity profiles on the bed surface as well as pressure drops over the bed were measured at various apparent velocities using a hot wire anemometer and U tube manometer .

  12. 旋转填充床(RPB)是一种常见的超重力设备,并且已经成功应用于多种纳米粉体材料的超重力法制备。

    Rotating packed bed ( RPB ) is a familiar high-gravity apparatus , and it has already been used in the preparation of nanoparticles .

  13. 主要工作如下:1、旋转填充床中O3单独降解酸性红B废水的研究,考察了旋转床转速、pH、气体流量、液体流量和酸性红B溶液初始浓度等因素对脱色率的影响。

    The main work is as follows : 1 、 The degradation of Acid Red B by O3 in RPB . The effects of rotating speed , pH , gas flow rate , liquid flow rate and initial concentration of Acid Red B on the decolorization were explored .

  14. 将双极膜(BPM)和填充床电渗析(EDI)技术相结合,组装成三隔室BPM-EDI装置,将其应用于复床离子交换树脂的电再生。

    Will bond of Bipolar Membrane ( BPM ) and Packed bed Electrodialysis EPI Technology . Was made up of three compartment BPM-EDI The apparatus . It can be used in complex-bed .

  15. 采用填充床式反应器对40∶60和30∶70的棕榈油硬脂和大豆油的混合物进行酶法酯交换反应,测定了反应产物的SFC曲线,为将来的应用开发提供参考数据。

    The SFC of palm stearin and soybean oil blend of 40 ∶ 60 and 30 ∶ 70 after enzymatic interesterification with packed bed reactor were assayed , which could provide reference for future application research .

  16. 以四氯化钛和氨气为原料,在新型的超重力反应器(旋转填充床)中采用中和水解法合成出20~30nm的TiO2纳米粉体。

    Nano titania powder with particle size of 20 ~ 30nm was prepared by employing a novel high-gravity rotating packed bed ( RPB ) reactor and neutralization hydrolysis process , with TiCl_4 and ammonia gas as raw materials .

  17. 实验测定了A301氨合成催化剂填充床内的二维温度分布。

    In the paper , the two dimension temperature profiles of a fixed bed packed with the A301 ammonia synthesis catalyst were measured .

  18. 运用计算流体力学(CFD)与计算传热(CHT)方法,对结构化金属填充床内的流体动力学和传热特性进行了详细的模拟,以预测其流场和温度场。

    Modeling and simulation based on computational fluid dynamics and heat transfer for the metal structured packed bed were carried out to predict the flow field and temperature field , and to evaluate its performance in heat transfer and hydrodynamics .

  19. 采用Curl的聚并分散模型来描述旋转填充床内微观混合的情况,模拟转速和流量对一个偶氮化合反应体系产物分布的影响。

    The micro mixing in a rotating packed bed ( RPB ) has been described using the Curl coalescence and re dispersion model , whereby the influence of rotating speed and flow rate on the product distribution of an azo coupling reaction system was simulated .

  20. 旋转填充床(RPB)是一种新型高效的分离装置,该装置利用超重力场技术强化传质过程,在化工、环保、材料、生化等工业领域具有广泛的应用前景。

    Rotating packed bed is a new type of high-efficient separation equipment . This equipment which utilizes su-per-high gravity field technology strengthens mass-transfer process and has wide applied potential in chemical engineer-ing , environment protection , materials , biochemistry , etc.

  21. 在空速009h-1条件下,利用填充床反应器连续水解乳糖,GOS的得率和反应器生产能力分别为315%和174g(L·h),连续反应140h,GOS得率下降20%。

    A packed bed was employed for a continuous reaction at space velocity 0.09h - 1 , where GOS yield and reactor productivity was 31.5 % and 17.4 % respectively . It lost about 20 % of its original yield of GOS after 140h reaction .

  22. 拉西环填料塔体动持液量和面动持液量及其计算作者测定了工厂提供的五种不同形状的车轮型和拉西环催化剂填充床压力降,得到了修正的Ergun方程。

    The paper reports the measurements of pressure drop in fixed beds packed with wheel catalysts and Raschig ring catalysts of five different sizes and shapes and industrially supplied . Using the measurements , modified ERGUN equations of the pressure drop were obtained .

  23. 乳状液分散相在填充床中的聚结&填充介质的选择

    Coalescence of Emulsion in Packed Bed & Selection of Packing Fibre

  24. 旋转填充床脱除裂解气中酸性气体的冷模实验

    Removal of Acid Gas from Pyro gas in Rotating Packed Bed

  25. 壳聚糖固定化纤维素酶在填充床式反应器中反应条件的研究

    Study of Condition on Packed Bed Reactor of Chitosan Immobilized Cellulase

  26. 水平纤维质填充床阴燃过程的数值模拟

    Numerical simulation of smoldering processes in a horizontal cellulose packed bed

  27. 超重力旋转填充床的机理及其应用

    The Basic Principle and Application of Rotating-Filling Lathe of G Force

  28. 气液并流向上填充床及其进展

    Gas - Liquid Cocurrent Upflow in Packed Bed and Its Progress

  29. 二维锥形填充床的流体力学特性和局部流化现象

    Hydrodynamic Performances and Local Fluidization in a 2-D Conical Packed Bed

  30. 壳聚糖微球固定化木瓜蛋白酶填充床反应器的试制研究

    Studies on Plug Flow Reactor of Immobilized Papain on Chitosan Microspheres