Re: [dwsim-users] (no subject)
Simulate chemical processes using advanced thermodynamic models
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From: Daniel W. <dan...@gm...> - 2016-08-20 00:23:14
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Hi Hector, The solver is still having some issues with parallel reactions. While I work on it, you can either choose to remove the water dissociation reaction or put it together with the salt one. Regards Daniel 2016-08-19 20:04 GMT-04:00 Hector Perez <hpe...@gm...>: > Hi Daniel, > > I have attempted to replicate the electrolyte simulation from the wiki > page using the latest version of DWSIM 4 (version 10). Water calculations > are working well: pure water has a pH of 7 and as I change the Hydron > molarity, the pH changes accordingly. Unfortunately, once I add 2 M NaCl > with the same initial compositions as in the wiki, the solver fails to > converge. Everything looks the same as in the wiki, but the new equilibrium > stream composition is not updated, nor is the pH calculated right. Let me > know if I'm missing something. > > Thanks, > > Hector > |