Sentence examples for bubble columns has been from inspiring English sources

Direct-contact dehumidification in bubble columns has been shown to significantly decrease dehumidifier size and cost.

A theoretical model for volumetric mass transfer coefficients in bubble columns has been developed.

A new two-region phenomenological model for liquid-phase mixing in churn-turbulent bubble columns has been proposed.

The gas liquid contact time has been defined in a new way (bubble surface-to-rate of surface formation) and the range of applicability of the penetration theory in both gas liquid and slurry bubble columns has been examined.

In addition, a modified version of the N-o-Z model for bubble columns has been simply derived from the impeller version, assuming the existence of a two-loop axisymmetrical circulation pattern induced by the non-uniform distribution of gas holdup in bubble columns.

The influence of alcohol concentration on the gas void fraction in open tube and annular gap bubble columns has been investigated using a vertical column with an internal diameter of 0.102 m, containing a range of concentric inner tubes, which formed an annular gap; the inner tubes had diameter ratios from 0.25 to 0.69.

Bubble columns have been widely used for an ozonation system in the plants and laboratories.

Two bubble columns have been used: a narrow rectangular (2D) column and a cylindrical (3D) column.

The following geometries of bubble columns have been investigated in the past: (i) two-dimensional column with off-center sparging, (ii) two-dimensional column with central sparging, (iii) two-dimensional column with uniform sparging and (iv) cylindrical columns with uniform sparging.

The bubble column has been operated both in the batch mode and in the counter-current mode.

In this work a detailed experimental hydrodynamic characterization of a needle sparger rectangular bubble column has been performed.