Freeze Heat Release Rate (HRR) when Devices activate in PyroSim

A Tutorial post from 2015 demonstrated an older method using advanced records in PyroSim to allow device activation to freeze the heat release rate of a burner. This video demonstrates some newer features in PyroSim to set up a model like this without using Additional FDS Records and do it all in the PyroSim User interface. For more information about our products and services, please visit our website at