News

Pathfinder 2020.2.0527

May 27, 2020

This release enables Results to read the adjusted FDS output format for vector slices in version 6.7.4 and fixes other crash bugs. Read More...

PyroSim 2020.2.0527

May 27, 2020

This release enables Results to read the adjusted FDS output format for vector slices in version 6.7.4, updates Smokeview, and fixes other crash bugs. Read More...

Pathfinder 2020.2.0520

May 20, 2020

This release adds social distance modeling behavior and analysis, smoke influenced speed, custom avatars, Monte Carlo simulation improvements, advanced colorbar visualization for analysis, and bug fixes. Read More...

PyroSim 2020.2.0520

May 20, 2020

This release includes updated support for FDS 6.7.4, improved geometry import, Data3d export, and bug fixes.

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FEMTC 2020 Becomes a Virtual Event

April 7, 2020
We are excited that we have already received many compelling abstracts for the Fire and Evacuation Modeling Technical Conference 2020 (FEMTC). As the global situation developed in March, Thunderhead Engineering decided that FEMTC 2020 will become a virtual event. Many have asked for remote opportunities in the past and there is no better time to ... Read More...

New Pathfinder Data Options to Assist with Coronavirus Scenario Modeling

April 7, 2020
The global spread of the SARS-CoV-2 virus and associated COVID-19 sickness has profoundly changed human interactions in a matter of weeks.  It will likely be several more weeks until the first wave of illness is under control.  Modeling how these interactions affect our environment will provide insight into what can be done to improve public safety ... Read More...

Vertical Ladders in Pathfinder

April 1, 2020
We recently had a question about modeling vertical ladders in Pathfinder. This post will describe the details of how to accomplish this. Geometry Figure 1 shows normal stairs. Each end of the stairs must connect to boundary edges of the rooms. If the stairs connect the interiors of the rooms, cutouts at the top and bottom must ... Read More...

Spring Burning on the Flint Hills Prairie

March 30, 2020
Thunderhead Engineering is located in the Flint Hills of Kansas in the center of the United States. Eighty-five million years ago, a vast ocean covered Kansas and left deep layers of limestone that make the hills impossible to cultivate. Fires ignited by Native Americans and lightning maintained the grassland, destroying shrubs and trees and letting ... Read More...

FEMTC 2020 COVID-19 Update

March 27, 2020
As of the time of this writing (late March 2020), the 2020 Fire and Evacuation Modeling Technical Conference (FEMTC) is still planned for September 9-11, 2020 in Brno, Czech Republic.  With the event still five months away, it is difficult to anticipate what meeting and travel restrictions will exist in the fall.  However, as the ... Read More...

PyroSim 2020.1.0324

March 24, 2020

This release includes updated support for FDS 6.7.4, support for RAMP_T and TAU_T for Fixed Temperature surfaces, support for RAMP_Q and TAU_Q for Net Heat Flux surfaces, and bug fixes.

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