annular mist causes the greatest pressure drop; stratified flow pattern is the second; and dispersed bubble flow is the minimum.
其中环空雾状流型时的压力损失最大,分散泡状流流型次之,分层流流型的压力损失最小。
in this paper, the conditions of bubble flow region existence are studied for upward gas-liquid two-phase flow in the vertical tubes.
文章对垂直上升管内气液两相泡状流的存在条件进行了研究。
the liquid recirculating reactor of this invention employs a dispersed bubble flow regime, which requires a high liquid to gas ratio.
本发明的液体再循环反应器使用分散的鼓泡流型,这需要高液气比。
furthermore, the formulas of calculating the fractional pressure drop of bubble flow and annular flow in rolling tubes were proposed according to homogeneous model and separate model respectively.
以单相水摩擦系数计算式为基础,分别利用均相流模型和分相流模型给出了泡状流和环状流摩擦压降的计算式。
derived the gas-water two-phase flow model based on the division of two-phase stratified flow, dispersed bubble flow and annular mist flow stability criteria;
在气水两相流流型划分基础上推导了两相分层流、分散泡状流和环空雾状流的稳定性準则。
at first, bubble flow image is acquired using laser and incandescence lamp respectively as light source and using ccd.
文中分别采用激光片光源和影视灯照明,采用逐行扫描数字ccd摄像机获取气泡的流动图像;
the critical rate of gas flow from bubble flow to slug flow is an important factor.
泡状流向段塞流转化的临界气体流量是一个非常重要的参数。
the hydrogen bubble flow visualization technique was used to study the effects of small semi-sphere on the boundary layer transition of flow over a smooth circular plate.
应用氢气泡流动显示技术对圆盘上小半球对边界层转捩的影响进行了观测。
the hydrogen bubble flow visualization technique was used to study the low speed streaks in the near wall region for the turbulent boundary layer flow over riblets surfaces.
应用氢气泡流动显示技术,对沟槽面湍流边界层近壁区带条结构进行了研究。
a dispersed bubble flow regime results in more even flow patterns, increasing the amount of liquid that can be upgraded in a single reactor.
分散的鼓泡流型导致更均匀的流型,增加了能够在单一反应器中进行改质的液体量。
dispersed bubble flow only needs process together gas or liquid and pipe wall.