• 当对气床充气和排气时监管好你的小孩。

    Always supervise your children when inflating or deflating the airbed!

    youdao

  • 当气床充完气后,把泵返回气床内,停止充气。

    When the airbed fully inflated, return the pump to the housing of airbed to stop the inflation.

    youdao

  • 与气-液系统不同的是,在流化床中气泡和连续相之间有气体交换。

    As opposed to gas-liquid systems, there is an interchange of gas between bubble and continuous phase in fluidized beds.

    youdao

  • 经循环流化床数值模拟的检验证明,新模型的计算结果与实验数据吻合,从而在稠密气固两相流动的数值模拟中具有相当的优越性。

    In the numerical simulation of a CFB apparatus, the result of the new model agrees with the experiment data well, so it shows the remarkable advantage or simulation of dense gas-solid two-phase flow.

    youdao

  • 随着床层高度的增加,所需风压及功率增大,膨胀率有所降低,而床层密度的稳定性和起始流化气速几乎不变。

    With increase of bed height, air pressure and power consumption rise, expansion ratio of the bed decreases, but the density stability and critical fluidized velocity of the bed are hardly changed.

    youdao

  • 在流化床中,粒子和炉气发生剧烈的紊流运动,加快了炉内传热和传质过程。

    In fluid bed, both particles and carrier gas occur violent turbulence so that the heat transfer and mass transfer in the furnace are speeded.

    youdao

  • 本文首先从理论上建立了磁流化床气固两相流动的动力学模型。

    In this paper, a dynamic model of the gas-solid two phase flow in magnetically fluidized bed is established first.

    youdao

  • 本文首先从理论上分析了温度对气固流化床的临界流化速度的影响。

    In this paper, the influence of temperatures on the critical fluidization velocity was analyzed theoretically at first.

    youdao

  • 采用固定床连续流动反应装置,对此催化剂用于气相苯加氢制环已烷的活性进行评价。

    The catalyst was prepared by impregnating depositing process and the catalyst activity was evaluated with a continuous flow fixed bed reactor.

    youdao

  • 研究流化床提升管内气固流场分布情况对设计和优化循环流化床脱硫器有重要意义。

    It is valuable for CFB desulfurization reactor design optimization to study the gas-solid flow field characteristic in CFB riser.

    youdao

  • 本文通过采用实验和数值模拟的方法,研究了喷动流化床内气体混合特性以及床内气固两相的流动特性。

    The dissertation studies the characteristics of gas mixing and the gas-solid two phases flow in spouted-fluidization bed with experiment and numerical simulation methods.

    youdao

  • 通过在移动床气化炉的造气实验表明,该气化型焦完全符合工业化造气用煤要求,可替代焦炭作为生产半水煤气的原料。

    It has been proved that the formed coke is qualified to be used as industrial gasification coal that produces gas with the formed coke in the moving bed gasify furnace.

    youdao

  • 为了对颗粒表面进行改性,在自行设计组装的流化床反应器中,利用化学气相沉积法(CVD)制备了不同的复合颗粒。

    In order to modify the surface properties of the particles, composite particles are prepared by the process of Chemical Vapor Deposition (CVD) in a fluidized bed reactor.

    youdao

  • 降低气速、提高颗粒循环速率,可以提高床内颗粒浓度,增加颗粒停留时间。

    The solids density and solids residence time in circulating fluidized bed increase with increasing solids circulation rate and reducing gas rate.

    youdao

  • 用三种不同直径的浆态鼓泡塔研究气速、塔径、固相浓度、静止床层高度和气体分布器等对气含率的影响。

    The variation of gas holdup with gas velocity, column diameter, solid concentration, static bed height and gas distributor was studied in slurry bubble columns with three different diameters.

    youdao

  • 研究了顶层进料均匀性、进气及排气方式对多层流化床流化料层高度均匀性的影响。

    The top material admission balance, gas admission, gas exhaust effect of the uniformity of fluidized heights in multistage fluidized bed were studied.

    youdao

  • 采用切断流化床气源,并跟踪测量床面塌落速度的方法,可以测得浓相空隙率。

    Dense phase voidage can be estimated by cutting gas flow and following the rate of bed collapse.

    youdao

  • 在循环流化床内的传热研究方面,大多数研究者从事的是床层与换热表面之间的传热研究,而忽略了床中重要的气固两相间的传热。

    In the study of heat transfer in CFB, most researchers focus on the heat transfer between the bed and the wall, few people attach importance to the gas-solid interfacial heat transfer.

    youdao

  • 中国新塑公司目前有适用于Unipol和BP气相流化床工艺聚乙烯生产装置的10种TH系列高效催化剂产品。

    China Xinsu Corporation has 10 kinds of th series high-performance catalyst which suitable for polyethylene production equipment with UNIPOL and BP gas phase fluidized bed process.

    youdao

  • 该文采用离散元素法DEM模型对二维L型定向风帽流化床中的气-固流动特性进行模拟。

    DEM (Discrete Element Method) is used to simulate the gas-solid flow of a two-dimension fluidized bed with L-type wind caps in this paper.

    youdao

  • 本文对卧式双轴气相聚合搅拌床反应器的混合特性进行了实验研究。

    The study on mixing characteristics in a horizontal stirred bed reactor with double parallel axes was carried out.

    youdao

  • 因此,气相色谱法用于流化床部分煤气化煤气组分分析具有快速、经济、灵敏、准确、重现性好的优点。

    The method of gas chromatography is rapid, economical, accurate and suitable for determine the components of coal gas from fluidized bed partial gasification of coal.

    youdao

  • 采用因次分析的方法推导出错流旋转填料床气相压降的无因次关联式。

    The correlative formulas for pressure drop of cross-flow rotating packed bed was deduced with the method of dimensional analysis.

    youdao

  • 用颗粒动态分析仪(PDA)测量了悬浮床内气固两相流动的结构,确定了不同表观气速和不同进气结构条件下的两相流场的特点。

    The structures of the gas solid two phase flow in the suspension bed were measured by a particle dynamic analyzer (PDA) at different apparent velocities for each of the nozzle structures.

    youdao

  • 提出了一种将混沌的相空间重构、小波包分析和神经网络相结合的新方法用于预测气-固循环流化床的颗粒浓度。

    A new hybrid method for prediction of solids holdup in gas-solid circulating fluidized bed is proposed based on chaos phase reconstruction and wavelet package as well as neural networks.

    youdao

  • 结果表明,旋转床气相压降随F因子和旋转速度的增大而增大;

    The results indicate that the pressure drop increases as F factor or rotational speeds increase.

    youdao

  • 本文总结了有关浆态鼓泡床反应器气液传质特性的研究成果。

    The characteristic of gas-liquid mass transfer in slurry bubble column reactor(SBCR) is reviewed.

    youdao

  • 考查了床层温度、进料浓度、表观气速和吸附剂粒径对吸附性能的影响。

    The effects of bed temperature, input concentration, apparent gas speed, and absorbent grain size on the absorption performance were studied.

    youdao

  • 考查了床层温度、进料浓度、表观气速和吸附剂粒径对吸附性能的影响。

    The effects of bed temperature, input concentration, apparent gas speed, and absorbent grain size on the absorption performance were studied.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定