Multiphase Bioreactor Design

overflow vessel, 6—pump, 7— rotameters, 8—oxygen electrodes; A— amplifier, ChS—channel selector, CC—conductivity cell, ADC—analo ...

RESULTS AND DISCUSSION Preliminary Tests The solid phase distribution in the reactor volume was virtually uniform within the who ...

velocity corresponding for particular plate geometry to the onset of its stable and uniform distributing performance, characteri ...

0.042 0.07 0.06 0.050 0.09 0.12 0.058 0.20 0.24 0.025 0.02 0.01 0.033 0.02 0.02 0.042 0.02 0.02 0.017 0.050 0.03 0.04 0.025 0 0 ...

0.042 0.67 0.68 0.70 0.70 0.02 0.83 0.83 0.99 0.98 0.02 0.050 0.67 0.67 0.70 0.69 0.03 0.82 0.82 0.96 0.97 0.04 0.025 0.69 0.70 ...

Figure 1.2 Dependence of gas holdup on the number of column stages cs=0:  uoG=0.025 m s−^1 , uoG=0.033 m s−^1 , uoG=0.042 m s − ...

higher level of micro-scale turbulence, the microparticles penetrate the intervening film between colliding bubbles and thus inc ...

Figure 1.3 kLaL as a function of superficial gas velocity full line: data from an ejector distributor reactor (Zahradník et al., ...

such a clearly defined flow pattern was, in this case, induced by the liquid cross-flow due to downcomers position. Figure 1.3 s ...

be ascribed, similarly to the two-phase systems, solely to the decrease of the interfacial area caused by the enhanced bubble co ...

velocity on bubble diameter, reported for the range of bubble sizes encountered in our work (Valentin, 1967). The increase of ga ...

Figure 1.5 Dependence of kLaL on gas holdup ratio Multiphase bioreactor design 16 ...

rate of energy dissipation in the place of dispersion formation and the rate of interfacial mass transfer represented by kLaL va ...

demonstrates superior energy effectiveness of sectionalised bubble columns in comparison with single-stage units and with the ej ...

Figure 1.7 Relation between the energy effectiveness criterion (Φ) and kLaL six stage column: single stage column (Zahradník et ...

mass transfer rate equal to that achieved at comparable working conditions in gas-liquid reactors. The functional dependence of ...

from the analogy with the g-l data, extend the region of the homogeneous regime stability. Subsequently, the performance of mult ...

correlations proposed for kSL in the literature (see, e.g., the generally recommended equation by Sänger and Deckwer, 1981). Man ...

φ free plate area ratio Subscripts av average calc calculated crit critical exp experimental G gas phase L liquid phase S solid ...

Kürten, H. and Zehner, P. (1979) Slurry reactors. Ger. Chem. Eng. 2, 220–227. Mashelkar, R.A. (1970) Bubble columns. Brit. Chem. ...