

Criticality safety

Criticality safety 101: from the physics basics to criticality accident.
This course is intended for engineers who will participate in criticality safety studies and analysis.
Module content:
- Organization of criticality safety in France
- Physical phenomena and neutronics allowing to understand a criticality accidents
- Criticality parameters and critical curves
- Criticality standards, the Maubert guide, available guides and tools
- Existing detection means
- Near-accident incidents and major accidents in laboratories and factories
- Radiological consequences of criticality accidents
- Crisis management
- The Tokaimura criticality accident
- Calculation codes: input and output data, validity domains, and usage constraints
- Analysis of calculation notes
- Principles of defense in depth and standard plan of safety analyses
- Characteristics of criticality accidents
- Application of defense in depth to criticality accidents
- The beginnings of the safety analysis approach applied to the transport of fissile materials
- Main regulations for the transport of fissile materials
- Criticality study of transport packages
- Sensitization of the operating staff to the criticality risk