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Separation process for the recovery of desalted water and chemical products from indigenous saline water resources

Posted on:1994-05-12Degree:Ph.DType:Dissertation
University:King Fahd University of Petroleum and Minerals (Saudi Arabia)Candidate:Ibrahim, Ahmed AididFull Text:PDF
GTID:1472390014993043Subject:Chemical Engineering
Abstract/Summary:
modified Solvay process was experimentally carried out for the separation of sodium chloride salt from highly saline indigenous water resources. The technical viability of the process as a non-conventional approach to desalination was investigated. The proposed process utilizes a series of chemical reactions involving the conversion of both ;The effects of relevant parameters on the conversion (such as temperature, initial concentrations of ;Hydrodynamic parameters of the bubble column (reactor), in which carbonation of an ammoniated brine occurs, are reported. These include: interfacial area, mass transfer coefficient, gas holdup and mixing efficiency.;The absorption process was shown to be an instantaneous diffusion-controlled chemical reaction. A mathematical model involving the formulation of an algorithm to find the values of unreacted ammonia and unconverted sodium chloride in water is presented using the concept of mass balance and the fundamentals of chemical reactions.;The free energy of formation of terminal chemical products is utilized to drive the reactions, and the total Gibbs free energy for the conversion of NaCl solution of 20% by weight into...
Keywords/Search Tags:Process, Water, Chemical
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