Accident and Safety Analysis

Red Wolf Associates performs transient and accident analysis (UFSAR Chapter 15) for traditional boiling water reactors (BWRs) and pressurized water reactors (PWRs) as well as small modular reactors (SMRs). Analyses are completed in accordance with the Standard Review Plan (NUREG-0800) for the full range of Chapter 15 non-LOCA initiating events and Anticipated Operational Occurrences / accidents including:

  • Increase in heat removal by the secondary system (cooldown events)
  • Decrease in heat removal by the secondary system (heat up events)
  • Decrease in RCS flow rate
  • Reactivity and power distribution anomalies
  • Increase in RCS inventory
  • Decrease in RCS inventory
  • Radioactive release


Red Wolf Associates analysis and 3rd party reviews are used to support:

  • GSI-191
  • Degraded equipment assessments
  • Plant uprate
  • Fuel reloads
  • Plant changes
  • New designs