Osmotic Effects in Sludge Dewatering

Kristian Keiding, Michael R. Rasmussen

Research output: Contribution to journalJournal articleResearchpeer-review

25 Citations (Scopus)

Abstract

A model of filtration dewatering is presented. The model is based on the d’Arcy flow equation in which the resistance to filtration is described by the Corzeny–Carman equation and the driving force is the difference between the external pressure and the osmotic pressure of the filter cake. It has been found that this model reproduces all known features of filtration dewatering and is found to be consistent with experimental data.
Original languageEnglish
JournalAdvances in Environmental Research
Volume7
Issue number3
Pages (from-to)641-645
Number of pages5
ISSN1093-0191
Publication statusPublished - 2003

Keywords

  • Dewatering
  • Modeling
  • Osmosis
  • Filtration
  • Activated sludge

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