Nuclear Fuel Safety Criteria Te - OECD Nuclear Energy Agency

Foreword
Acknowledgements
Table of contents
1. Introduction
2. Re-examination by the working group
	2.1. Fuel safety, operational and design criteria: historical perspective
	2.2. Types of criteria
	2.3. Changes in fuel design and operation
	2.4. Assessing the potential effects of changes
3. Review of fuel (safety) criteria
	3.1. Critical heat flux
	3.2. Reactivity coefficients
	3.3. Criticality and shutdown margin
	3.4. Fuel enrichment
	3.5. CRUD deposition
	3.6. Stress/strain/fatigue
	3.7. Oxidation and hydriding
	3.8. Rod internal gas pressure
	3.9. Thermal mechanical loads and PCMI
	3.10. Pellet cladding interaction (PCI)/stress corrosion cracking (SCC)
	3.11. Fuel melting
	3.12. LHGR limits
	3.13. RIA cladding failure
	3.14. Fuel fragmentation and fuel dispersal
	3.15. Non-LOCA cladding embrittlement/temperature
	3.16. LOCA cladding embrittlement
	3.17. Blowdown/seismic/transportation loads
	3.18. Assembly holddown force
	3.19. Fretting wear
	3.20. Coolant activity
	3.21. Fuel gap activity
	3.22. Source term
	3.23. Burn-up
4. Other considerations
	4.1. Core management
	4.2. Mixed-oxide fuel
	4.3. Mixed assembly cores
	4.4. Slow or incomplete control rod insertion
	4.5. Axial offset anomaly
	4.6. Cladding diameter increase
	4.7. Cladding elongation
	4.8. Radial peaking factors
	4.9. 3D peaking factor
	4.10. Cladding stability
5. Observations
6. Summary and conclusions
7. Glossary
8. References