Regulatory oversight of nuclear safety in Finland. Annual ... - STUK

Sisällysluettelo
STUK-B 147
MANAGEMENT REVIEW 3
INTRODUCTION 7
1 FUNDAMENTALS OF NUCLEAR SAFETY REGULATION 13
2 OBJECTS OF REGULATION 22
Loviisa NPP 22
Olkiluoto NPP 22
Onkalo 23
FiR 1 research reactor 23
3 DEVELOPMENT OF REGULATIONS 24
4 REGULATORY OVERSIGHT OF NUCLEAR FACILITIES AND ITS RESULTS IN 2011 26
4.1 Loviisa nuclear power plant 26
4.1.1 Overall safety assessment of the Loviisa NPP 26
4.1.2 Plant operation, events during operation and prerequisites of safe operation 27
4.1.3 Ensuring plant safety functions 31
4.1.4 Integrity of structures and equipment 31
4.1.5 Development of the plant and its safety 35
4.1.6 Spent nuclear fuel storage and low- and intermediate-level waste 37
4.1.7 Organisational operations and quality management 39
4.1.8 Fire safety 40
4.1.9 Operating experience feedback 40
4.1.10 Radiation safety of the plant, personnel and the environment 42
4.1.11 Emergency preparedness 44
4.2 Olkiluoto nuclear power plant units 1 and 2 45
4.2.1 Overall safety assessment of Olkiluoto 1 and Olkiluoto 2 45
4.2.2 Plant operation, events during operation and prerequisites of safe operation 46
4.2.3 Ensuring plant safety functions 50
4.2.4 Integrity of structures and equipment 50
4.2.5 Development of the plant and its safety 54
4.2.6 Spent nuclear fuel storage and low- and intermediate-level waste 56
4.2.7 Organisational operations and quality management 58
4.2.8 Fire safety 59
4.2.9 Operating experience feedback 59
4.2.10 Radiation safety of the plant, personnel and the environment 60
4.2.11 Emergency preparedness 63
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