Calculate the number of theoretical trays with McCabe-Thiele method
Use the McCabe-Thiele method to calculate the number of theoretical trays in a distillation column operated under the conditions specified.
It has tools for data analysis to obtain empirical or semi-empirical equilibrium models. You can even use cubic splines.
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GeoSolid3D produces 3D geologic solid models, incorporated into the aquifer and confining units of the USGS ground water models, Modflow and Sutra. Uses GIS data of DEMs, geologic maps, and maps of river, watershed, recharge, and aquifer parameters.