Pseudo-steady-state approximation for a packed-bed adsorber
โ Scribed by Chung-Sung Tan
- Publisher
- Elsevier Science
- Year
- 1986
- Tongue
- English
- Weight
- 259 KB
- Volume
- 41
- Category
- Article
- ISSN
- 0009-2509
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โฆ Synopsis
cross-sectional area of bed c, ci fluid-phase concentration (of species i) D desorbent flow rate DL axial dispersion coefficient E extract flow rate F feed flow rate K adsorption equilibrium constant (defined by (I* = Kc) 1 length of individual column or subsection L liquid flow rate 9 adsorbent-phase concentration of sorbate R raffinate tlow rate s hypothetical solid flow rate t time u equivalent solid counter-current velocity 0 equivalent liquid counter-current velocity V liquid volume in an individual theoretical stage ", solid volume in an individual theoretical stage Greek letters + switch time E bed voidage Subscripts F fructose G glucose 2956 Shorter Communications
๐ SIMILAR VOLUMES
The problem of heterogeneous solid-fluid chemical reactions with a moving boundary is commonly treated by means of the pseudo steady state approximation. A better approximation to the exact solution has been derived in order to estimate the accuracy of the pseudo steady state method. It is found th