b'ture, transient fission gas released, andAccomplishments: Figure 1. Comparison of pre-transient fission gas release onThis manuscript describes thecladding burst temperature as cladding ballooning and burst timing.development and demonstrationa function of hoop stress using several different data sources Subsequently, a methodology toof a methodology to assess HBFFand models.assess fuel susceptibility to HBFF wassusceptibility under LOCA condi-developed based on experimental datations. The BISON fuel performance published in the open literature. Thecode was used to perform a generic methodology was demonstrated bypressurized water reactor (PWR) fuel calculating the mass of fuel suscepti- rod analyses for a rod average burnup bility to HBFF.2020|AFC ACCOMPLISHMENTS 95'