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Latest News

March 11, 2015
free introductory training is available on Friday, May 8, 2015 in ... More

February 11, 2015
Version 14.02 of DESIGN II for Windows is available... 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 18, 2014
The documentation for DESIGN II for Windows has been updated... 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 )

March 11, 2015 - Please note! We have two changes for the May 8 class:
1. We are changing the starting time to 8:30 am due to school starting
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, May 8, 2015 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 class is currently scheduled on Friday, July 10, 2015.

February 11, 2015 - Version 14.02 of DESIGN II for Windows is available for download now ! This is a release with both fixes and upgrades.
  • Added an Undo Delete button for repeat groups such as the Feed stream controls on all of the Columns
  • Added a "copy error messages to the clipboard button" to the validation dialog
  • Added a new check box for turning off the automatic air fixup into oxygen and nitrogen to the General Preferences dialog
  • Fixed Excel Transfer issues when working from Program Files folder by copying the flowsheet (*.PSD) file to the user's documents directory
  • Added meter, cubic meter per hour, and liter per minute dimensional units for the head and efficiency curve data entry for the Polytropic Compressor unit module
  • Increased the maximum number of time steps from 1,000 to 10,000 for the dynamic mode of execution
  • The Polytropic Compressor unit module has been reworked to accept feed streams with 90% vapor and remaining liquid and produce a mixed vapor and liquid product streaM
  • Miscellaneous small enhancements and fixes (see release notes )
Please note that the Password algorithm was changed for the 14.00 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.
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 .
April 7, 2014 - Mr. Lynn McGuire, President of WinSim Inc., will be attending the Gas Processors Association annual convention ( ) this coming week. If you would like to get together to discuss DESIGN II for Windows at the conference, please send an email to Lynn McGuire ( ) or call him at (832) 202-3918.

We would like to meet you if you are attending this conference !

February 18, 2014 - Please note that the printed documentation for DESIGN II for Windows version 11 has been updated at documentation . The Adobe Acrobat versions of the manuals will be included in the 12.03 release of DESIGN II for Windows.

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

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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