A novel split-cylinder airlift reactor for fed-batch culturesEffect of the liquid height on the hydrodynamic characteristics and the volumetric oxygen transfer coefficient of the reactor

被引:0
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作者
J. Galíndez-Mayer
O. Sánchez-Teja
E. Cristiani-Urbina
N. Ruiz-Ordaz
机构
[1] Departamento de Ingeniería Bioquímica,
[2] Escuela Nacional de Ciencias Biológicas,undefined
[3] del I.P.N. Prol. de Carpio y Plan de Ayala,undefined
[4] Col. Plutarco Elías Calles,undefined
[5] México,undefined
[6] D.F.C.P. 11340 México,undefined
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关键词
Fermentation; Riser; Variable Volume; Liquid Volume; Reactor Design;
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学科分类号
摘要
Conventional airlift reactors are not adequate to carry out variable volume processes since it is not possible to achieve a proper liquid circulation in these reactors until the liquid height is higher than that of the downcomer. To carry out processes of variable volume, the use of a split-cylinder airlift reactor is proposed, in the interior of which two multi-perforated vertical baffles are installed in order to provide several points of communication between the reactor riser and downcomer. This improves the liquid circulation and mixing at any liquid volume.
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页码:171 / 177
页数:6
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