ADVANCED LIQUID-LIQUID EXTRACTION STUDIES IN A LABORATORY MIXER-SETTLER.

A. B.S.H. SALEM

Research output: Contribution to journalArticlepeer-review

Abstract

A TEN STAGE LABORATORY MIXER-SETTLER HAS BEEN DESIGNED, CONSTRUCTED AND OPERATED WITH EFFICIENCIES UP TO 90 PERCENT.THE PHASE EQUILIBRIUM DATA OF THE SYSTEM ACETIC ACID-TOLUENE-WATER AT DIFFERENT TEMPERATURES HAS BEEN DETERMINED AND CORRELATED.TRIALS FOR PREDICTION OF THESE DATA HAVE BEEN INVESTIGATED AND A GOOD AGREEMENT BETWEEN THE EXPERIMENTAL DATA AND THE PREDICTIONS OBTAINED BY THE NRTL EQUATION HAVE BEEN FOUND.EXTRACTION PROCESSES HAVE BEEN ANALYSED.A MODEL FOR DETERMINATION OF THE TIME NEEDED FOR A COUNTERCURRENT STAGE-WISE PROCESS TO COME TO STEADY STATE HAS BEEN DERIVED.THE EXPERIMENTAL DATA WAS IN REASONABLE AGREEMENT WITH THIS MODEL.THE DISCRETE MAXIMUM PRINCIPLE HAS BEEN APPLIED TO OPTIMIZE THE COUNTERCURRENT EXTRACTION PROCESS AND PROVED TO BE HIGHLY SUCCESSFUL IN PREDICTING THE OPTIMUM OPERATING CONDITIONS WHICH WERE CONFIRMED BY THE EXPERIMENTAL RESULTS.THE TEMPERATURE HAS PROVED TO BE A PROSOLVENT FOR MASS TRANSFER IN BOTH DIRECTIONS BUT THE TEMPERATURE PROFILE FUNCTIONED AS AN ANTI SOLVENT.(A).

Original languageEnglish
Pages (from-to)281 PP
JournalBIRMINGHAM, U.K., UWIV. OF ASTON, JUL. 1975
Issue numberD14434/76).
StatePublished - 1975

ASJC Scopus subject areas

  • General Engineering

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