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Kemsimp
Somewhat limited and awkward to use MS-DOS program for chemical process material balance simulation and parameter optimization. But it's free. 240 kB to download.
Prode Calculator
Determination of physical properties, heat and material balances, process simulation, equipment design, and separations (VLE, LLE) on the PC. Evaluation copy for Windows 95 can be downloaded after completing a form to get a password.
PRO/II
General-purpose process simulator from SIMSCI. Wide range of applications. Windows 95/NT or UNIX Workstations. Demo available.
PROSIM
General hydrocarbon process simulator from Bryan Research & Engineering for DOS/Windows based PC's and UNIX systems. Demos available on BR&E's FTP Server.
ProSimPlus
Process simulation software. Not related to BR&E's PROSIM. Site requires Macromedia Flash Player.
Quick Hydraulics for Windows
Flowsheet simulation plus hydraulic pressure drop calculation for Windows 3.1/95/NT from Chempute Software. Lacks some of the features of other process simulators for the benefit of lower cost. Restricted demo (2.7 MB) available.
Software Tools for Process Integration
An independent list of process simulation tools from Aspen Plus to Supertarget. For each program there are a short description, product specification, and user experience evaluations.
SuperPro Designer
Process simulation program for Win 3.11/95 from Intelligen. Includes equipment sizing and costing. Demo can be downloaded (total 8 MB!) and is fully functional except for the ability to save the designs.
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