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WARNING

The data and information within DWSIM has been obtained from a wide variety of literature sources. While reasonable care has been exercised in the collection of data and testing of this software, the author and contributors of the DWSIM Project disclaims any warranty, expressed or implied, as to the accuracy or reliability of the data or calculations contained therein. The results of calculations obtained from DWSIM yield approximate results, which will not always be suitable for every application. The software is designed for use by trained professional personnel and is not a substitute for sound professional judgment. It is the sole responsibility of the user to validate the data presented by DWSIM and to determine whether the results of this program are accurate and suitable for any specific purpose. No guarantee of accuracy or fitness for any purpose is expressed or implied. The author and contributors strongly recommends that the data be checked against other sources and/or methods before use and application. DWSIM's author and its contributors shall not be held liable for any direct, indirect, consequential or incidental damages incurred through use of the data or calculations.

DWSIM for iPhone/iPad

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DWSIM for Android

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DWSIM for Windows/Linux/macOS

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DWSIM for Windows/Linux/macOS is open-source software and will always be. However, there are development (purchase of books and technical articles) and maintenance costs (web server rates, hardware) necessary to keep the project alive and growing. If DWSIM is or was useful to you in any way, please consider making a donation using your PayPal account. Any amount will be very welcome.
  • Latest Main Release: v5.0
  • Latest Update Patch on the Automatic Updates Channel: Update 4 | More info | Changelog

Binaries

Click here to view the release notes, usage info, system requirements and known limitations of the current version.

Windows Installer

A DWSIM Version 5 installation can coexist with another installation of DWSIM Version 4 on the same machine, but on separate folders.

DWSIM v5.0 Full Installation Package for Windows (58 MB Executable file)

This executable will install DWSIM ou your computer. Includes documentation, samples and ChemSep installer.

Administrator privileges are not required for the installation of DWSIM itself, but do are for .NET Type Libraries Registration (to enable Automation) and installation of the supplementary software. Requires Microsoft .NET Framework 4.5.

DWSIM v4.3 Full Installation Package for Windows (55 MB Executable file)

This executable will install DWSIM ou your computer. Includes documentation, samples and ChemSep installer.

Administrator privileges are not required for the installation of DWSIM itself, but do are for .NET Type Libraries Registration (to enable Automation) and installation of the supplementary software. Requires Microsoft .NET Framework 4.0.

Debian Linux Software Package

DWSIM v5.0 Software Package (45 MB DEB file)

This package installs DWSIM on Debian Linux distributions (i.e. Ubuntu), taking care of required dependencies. Tested on Ubuntu Desktop 16.04 only. Requires Mono Framework to run.

Lubuntu VirtualBox VDI Disk Image (1.23 GB 7z file)

Download this preconfigured Lubuntu 16.04 VirtualBox Disk Image, containing DWSIM 5 and all required plus optional packages. You can update DWSIM on this VM by downloading and installing the package described above.

macOS App Bundle

DWSIM v5.0 App Bundle (35 MB ZIP file)

This is a compressed ZIP file containing an App Bundle for DWSIM on macOS. Requires Mono Framework to run.

Source Code

Git Interface @ GitHub

DWSIM source code is in VB.NET and C#, which can be compiled with Visual Studio Community 2013/2015/2017 and SharpDevelop.

Plugins

Capital Cost Estimator

2D/3D Data Fitting (22 MB SFX installer file)

This plugin is a frontend to the pyeq2 2D/3D Data Fitting Python Library by James R. Phillips. When you start DWSIM and load a simulation, this plugin will be available on the Plugins menu. You'll also be able to send data directly from Sensitivity Analysis utility to this frontend, without the need to copy and paste.

More details about the pyeq2 code can be found here.

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