本文分两部分。分别探讨鼓泡搅拌槽内的气液分散和传质特性。
This paper consists of two parts dealing with gas-liquid dispersion and mass transfer characteristics in stirred vessel.
详细分析了工业合成醋酸反应器中的机械搅拌过程，描述了气液分散搅拌过程中搅拌桨叶的选择和计算。
The mixing process in the industrial acetic acid reactor is analyzed, the impeller selection and calculation of the gas-liquid dispersion mixing are described in this paper.
研究表明，虽然6DT-6PDTU组合的搅拌功率较大，且不利于气液分散和混合，但吸气量和气液两相之间的传质效果较好。
Hence, the combination of 6DT-6PDTU has a higher power demand and a poor gas-liquid dispersion and mixing, while the self-inspirating gas and gas-liquid mass transfer are better.
分散细颗粒（包括分散固体颗粒和分散液滴）可以明显增强气液传质。
The gas-liquid mass transfer is enhanced significantly due to presence of some finely dis- persed particles (activated carbon, dispersed oil and so on) in multiphase systems.
微气泡在水体中形成高分散气液界面，可起到气浮净水，氧化有机物，增氧的作用。
When numerous bubbles stay in the water , the high dispersed interface between gas and liquid can form, whose effects involve such as floatation, oxidation, enriching the oxygen of water.
该浮选机气泡分散较好，槽内布气均匀、液面稳定，除油效果较好。
The machine has some advantages, such as scattered well bubbles, even distribution of bubbles in cells, stable liquid surface, and more efficient deoiling.
实验表明：分散气泡的大量形成及直径变化是决定气液有效界面积的主要因素。
Experiments show that the dispersed-bubble diameter determines the magnitude of effective interracial area.
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。
The liquid recirculating reactor of this invention employs a dispersed bubble flow regime, which requires a high liquid to gas ratio.
以高炉瓦斯泥为原料，经气相还原气氛煅烧及液相提纯步骤制取铁盐溶液，再采用液相还原法，在有分散剂及包覆剂存在的条件下制备出纳米铁颗粒。
The height change of foam caused by reduction gas during foaming process was measured under different conditions of treating blast furnace dust in iron bath.
以高炉瓦斯泥为原料，经气相还原气氛煅烧及液相提纯步骤制取铁盐溶液，再采用液相还原法，在有分散剂及包覆剂存在的条件下制备出纳米铁颗粒。
The height change of foam caused by reduction gas during foaming process was measured under different conditions of treating blast furnace dust in iron bath.
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