DWSIM

DWSIM is an educational program designed to simulate chemical processes. DWSIM offers a comprehensive set of unit operations, advanced thermodynamic models, support for reacting systems, characterization of petroleum tools, and a fully featured graphical interface.

Features:
- VLE, VLLE, SLE calculations using equation of state, activity coefficient and Chao-Seader models
- Parallel multicore CPU and GPU (CUDA/OpenCL) compute engine
- Supports CAPE-OPEN unit operations and Thermo 1.0/1.1
- Includes IronPython/IronRuby Scripting CAPE-OPEN
- Supports ChemSep database components and Model columns
- Process Flow Diagram (PFD)
- Strict distillation/absorption column models
- Support for chemical reactions and reactors
- Characterization of petroleum fractions using bulk properties and/or ASTM/TPB distillation curves and hypothetical component generation using UNIFAC group
- Multivariate optimization and utility sensitivity analysis
- Excel interface for thermodynamic calculations
- Stand-alone thermodynamic library