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Mechanically Agitated Gas-Liquid Reactors

J. B. Joshi, A. B. Pandit

1981enmechanical agitationgas-liquid reactorsmass transferheat transferchemical engineering

Abstract

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The hydrodynamic, heat, and mass transfer characteristics of mechanically agitated contactors have been critically reviewed to provide insights into their operation and design. The primary objective of this study was to develop correlations for mixing time and to predict the minimum impeller speeds required for gas induction and surface aeration. A thorough examination of flow patterns in side phase contactors equipped with various impellers, such as disk turbines, pitched blade turbines, and propellers, was undertaken to understand their functional dynamics. Results indicate that mixing time can be accurately correlated with circulation path and average circulation velocity, facilitating better design strategies. Furthermore, the research highlights the advantages of multistage contactors over single contactors. Recommendations are provided for correlations beneficial to design purposes, alongside identifying gaps within the existing literature that warrant further investigation. This work serves as a significant contribution to the field of chemical engineering, particularly in optimizing the performance of mechanically agitated gas-liquid reactors.

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Cite This Work

@article{6a71b649-dd0b-4aed-ac26-bf252e2e37ce,
  title={Mechanically Agitated Gas-Liquid Reactors},
  author={J. B. Joshi and A. B. Pandit},
  year={1981},
  language={en}
}
TY  - JOUR
TI  - Mechanically Agitated Gas-Liquid Reactors
AU  - J. B. Joshi
AU  - A. B. Pandit
PY  - 1981
LA  - en
ER  -

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