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Latest News

August 17, 2016
Version 15.02 of DESIGN II for Windows is available... More

August 5, 2016
free introductory training is available on Friday, September 2, 2016 in ... More

July 14, 2015
The documentation for DESIGN II for Windows has been updated... More

October 17, 2014
We have converted the WinSim website to secure... More

September 12, 2014
We have added a contact list for some of the WinSim Staff... More

February 14, 2014
The DESIGN II for Windows brochure has been updated... More

December 17, 2013
Please fill out the DESIGN II for Windows survey... More

November 21, 2012
WinSim is seeking Resellers for International Markets ... More

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WinSim's Process Simulation Latest News ( Archived News )

August 17, 2016 - Version 15.02 of DESIGN II for Windows is available for download now ! This is a release with both fixes and upgrades.
  • Significantly decreased the amount of time required to upgrade an old PSD file to the new data storage in both memory and file format.
  • Significantly improved the amount of time to validate the flowsheet and create the input file for the simulation.
  • Significantly improved the amount of time to open and close equipment or stream dialogs.
  • Fixed several crashes due to the dynamic nature of the new object modification lookup list.
  • Fixed an Amine column Reboiler internal stream numbering validation issue.
  • Improved the ability of specific validation errors to bring up the correct dialog for fixing the value.
  • Fixed several problems with opening a corrupted flowsheet.
  • Miscellaneous small enhancements and fixes (see release notes )
Please note that the Password algorithm was changed for the 15.00 release. Your new password should have been emailed to the contact person for your account. If you need a new password, please contact Technical Support for your new password if you are on MSS or a Usage agreement.
August 5, 2016 - Please note! We have two changes for the September 2 class:
1. We are changing the starting time to 8:30 am
2. We are adding an optional two hour hands on session on building a flowsheet after lunch for a maximum of six people who bring their laptops

We are offering free introductory training classes for DESIGN II for Windows at our office in Richmond, Texas. We still have 2 or 3 spots open for the class scheduled for Friday, September 2, 2016 at 8:30 am. Let us know by RSVP to admin if you are interested and we will send you a confirmation e-mail with directions.

Here are some comments from those in attendance at previous classes:

"Great overview of the capabilities of the software."

"Fast moving and very interesting."

"I have used the program for a while, but learned a lot from the training."

The class lasts a half day, from 8:30 am until 12:15 pm. Murugan Selvan, Ph.D. Chemical Engineering and head of our technical support staff will teach the class. The course is a very good overview of the capabilities of DESIGN II. The agenda for the session can be found at training agenda (70K Word document). We will try to adhere closely to the agenda to maximize the benefit of the class for all participants. If you are interested in more specific and detailed training, please e-mail WinSim Sales .

Please note that this class does contribute 4 to 6 hours towards the yearly requirements for the Texas board of Professional Engineers Continuing Education Program .

Please note that we are going to have a FREE Barbecue lunch after the training session. We would be pleased if you can stay to meet our staff and eat lunch with us.

The next classes are currrently scheduled on Friday of November 4 of 2016. And January 6, March 3, and May 5 of 2017.

December 22, 2015 - Please note that WinSim Inc. will be closed on the following days for the 2015-2016 holiday season:

Thursday, December 24, 2015
Friday, December 25, 2015
Friday, January 1, 2016

July 14, 2015 - Please note that the printed documentation for DESIGN II for Windows version 14 has been updated at documentation . The Adobe Acrobat versions of the manuals will be included in the version 14.05 release of DESIGN II for Windows.

You can order printed copies of all five manuals at (the URLs are on documentation ).

October 17, 2014 - In the interest of visitor's security, we have converted the WinSim website to secure (https). You can be sure that any information submitted to us will be transmitted in confidence.
September 12, 2014 - We have added a contact list for some of the WinSim Staff .
February 14, 2014 - We have updated the DESIGN II for Windows brochure to update and add information about the latest release, version 12.0.
December 17, 2013 - If you have yet to do so, please fill out the DESIGN II for Windows version 12 survey .

We are currently working on the Chen NRTL thermodynamic method and a couple of other new features for version 13 of DESIGN II for Windows in 2014.

November 21, 2012 - WinSim is seeking Resellers for International Markets

WinSim, a leading provider of process simulation software is actively seeking resellers. WinSim's software solutions are primarily used for Oil and Gas applications, but also have particular relevance in the petrochemical industries.

Benefits Include:

  • Discounts from WinSim list pricing.
  • Unlimited earning potential.
  • Free training at WinSim's office near Houston, Texas.
  • Technical and Sales support from WinSim.
  • Marketing materials. Brochures, manuals, demonstration passwords, etc.
  • Complimentary copy of WinSim's simulator Design II.
Here is what WinSim is looking for from prospective Resellers:
  • Excellent communication skills. Fluent in English and at least one other language.
  • Established connections in the Oil and Gas fields in your geographic location.
  • Must have the ability to understand and demonstrate WinSim's products. Process or chemical engineering background preferred.
  • Willing to travel to USA for training on WinSim products.
  • Motivated to close new business.
This is an excellent opportunity for motivated resellers. WinSim is serious about increasing our International business and we will provide you with the support necessary to succeed. Interested reseller candidates should contact WinSim's sales director Sterling Allen or call him at (832) 459-8496.

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