1. Korean Regulatory Framework and Technical Standards applied to Site Selection and Safety Review for NPPs

Transcription

1 The Asian Nuclear Safety Network Site Selection, Safety Review, Safety Confirmation, and Monitoring 1. Korean Regulatory Framework and Technical Standards applied to Site Selection and Safety Review for NPPs Hyunwoo LEE Korea Institute of Nuclear Safety June 2012

2 1 Nuclear Power Plants in Korea 2 Regulatory Framework 3 Licensing Process for New Reactors 4 Legal System and Technical Standards 2

3 1. Nuclear Power Plants in Korea (1/2) Current status of NPPs in Korea Korea has achieved a remarkable growth in nuclear power since commercial operation of Kori Unit 1 in 1978 Korea has now 21 operating NPPs : 17 PWRs and 4 PHWRs Total output of 21 licensed units is 18,716 MWe - generation capacity : 24.8% ( ) - actual production : 31.4 % (2010) 7 PWRs (8,600 MWe) are now under construction Total units in operation by 2016 : 28 units 3

4 1. Nuclear Power Plants in Korea (2/2) 4

5 2. Regulatory Framework (1/4) Nuclear Safety and Security Commission 5

6 2. Regulatory Framework (2/4) 6

7 2. Regulatory Framework (3/4) Organizational Structure and Human Resources of KINS 2 Offices, 8 Divisions, 38 Departments and 427 staff members 191 Ph.D. and 165 Master s degree holders (83%) 7

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9 2. Regulatory Framework (4/4) KINS Mission Protection of the public health and safety and the environment from potential radiation hazards accompanied by the utilization of nuclear energy Nuclear safety review based on objectivity and fairness Key Services Nuclear Safety Regulation Radiation Safety Regulation Environmental Monitoring Radiological Emergency Preparedness Development of safety standards, criteria and regulatory technologies Establishment of technology bases for regulating nuclear & radiation safety 9 9

10 3. Licensing Process for New Reactors (1/4) Stage Application Documents Work Allowed Related Law Site Selection Utility Implementation Plan Approval MKE - Layout of Facility -ER, etc. Site Preparation Electric Source Development Promotion Act Construction Permit Early Site Approval (ESA) NSSC -PSAR -RER -QAP, etc. - Foundation Excavation (ESA) -Atomic Energy Act MKE (Ministry of Knowledge Economy), NSSC (Nuclear Safety and Security Commission) ER (Environmental Report), RER (Radiological Environmental Report), QAP (Quality Assurance Program) 10

11 3. Licensing Process for New Reactors (2/4) Construction Permit (CP) To ensure the plant design adequacy in accordance with Rules and Regulations, prior to the commencement of construction Major application documents - Preliminary Safety Analysis Report (PSAR), Quality Assurance Program (QAP) for design and construction, Radiological Environmental Report (RER), etc. Early Site Approval (ESA) To allow the applicant to perform a limited civil engineering work such as power block excavation, before CP Application documents: Site Survey Report, Radiological Environmental Report, etc. 11

12 3. Licensing Process for New Reactors (3/4) Overall Licensing Process Regulatory activities Early Site Approval (ESA) Review Grant ESA Applicant activities Application Start foundation work Construction Permit (CP) Review Issue CP Pre-Operational (PO) Inspection Operating License (OL) Application Start construction Start-up test Issue OL Review PO Inspection Commercial Operation (CO) Application Fuel Load Periodic Inspection Commence CO 12

13 3. Licensing Process for New Reactors (4/4) Overall Licensing Process: Shin-Uljin #1,2 13

14 4. Legal System and Technical Standards (1/2) Atomic Energy Safety Act Law Enforcement Decree Presidential Enforcement Enforcement Regulation Regulation on Technical Standards for Nuclear Facilities, Etc. Ordinance of the NSSC Notice of the NSSC Notices of the NSSC Regulatory Standards / Regulatory Guidelines Safety Review Guidelines / Preoperational Inspection Guidelines Regulatory Guidelines of KINS 14

15 4. Legal System and Technical Standards (1/2) Articles 11 (Acceptance Criteria for Construction Permit), Law 21 (Acceptance Criteria for Operating License), 89 (Establishment of Exclusion Area) & 90 (Restriction of Installment of Dangerous Facility) of AESA Ordinance of the Nuclear Safety and Security Commission (NSSC) Notice of the NSSC Regulation on Technical Standards for Nuclear Power Plants, Etc. Article 4 Geological Features and Earthquakes Article 5 Limitations on Location Article 6 Meteorological Condition Article 7 Hydrologic and Oceanographic Conditions Article 8 Impact of Man-made Accident Article 51 Measures regarding Radiation Control Area, etc. No , Technical Standards for Locations of Nuclear Reactor Facilities Technical Applications: 10CFR , 10CFR Part 100 App. A, R.G. 1.60, etc. No , Technical Standards for Meteorological Evaluations for the Reactor Facility Site No , Technical Standards for Hydrology and Marin Environment Evaluation for the Reactor Facility Site No , Objects of Consultations due to Installation of Industrial Facilities, etc. around the Nuclear Facilities Regulatory Guidance KINS/RS-01 Regulatory Standards for PWR (Chapter 1. Site) KINS/RG-01 Regulatory Guidelines for PWR (Chapter 1. Site) KINS/GE-001 Safety Review Guideline (SRG) for PWR (Chapter 2. Site) KINS/GI-N03 Guideline on Pre-Operational Inspection 15

16 4. Legal System and Technical Standards (1/2) 1616

17 4. Legal System and Technical Standards Atomic Energy Safety Act Article 11 (Standards for Permit) 2. The location, structures and equipment of the nuclear power reactor and related facilities shall conform to the technical standards as prescribed by the Ordinance of the Nuclear Safety and Security Commission in such a way that they do not present any impediment to the protection of disasters caused by the radioactive materials, etc. to human bodies, materials and the public. 17

18 4. Legal System and Technical Standards Regulation on Technical Standards for Nuclear Reactor Facilities, Etc. Article 4 (Geological Features and Earthquakes) 1. Reactor facilities shall be installed at a place acknowledged to have little chance of earthquakes or surface deformation. 2. Reactor facilities shall be installed at a place with no possibility of collapse or sinking of the ground surface at the place of their installation and its vicinity and with a stable slope and ground. 3. Detailed technical standards as regards investigation, analysis and assessment of geological and seismic characteristics, surface faulting, and ground surface and foundation characteristics as provided in the foregoing Paragraphs (1) and (2) shall be determined and publicly notified by the NSSC. 18

19 4. Legal System and Technical Standards Regulation on Technical Standards for Nuclear Reactor Facilities, Etc. Article 5 (Limitations on Location) 1. Reactor facilities shall be located away from very densely populated areas. 2. Reactor facilities shall be installed at a place where the total radiation dose to public in the event of an accidental release of radioactive materials does not exceed the acceptable value determined and publicly notified by the NSSC. 19

20 4. Legal System and Technical Standards Regulation on Technical Standards for Nuclear Reactor Facilities, Etc. Article 6 (Meteorological Conditions) 1. Reactor facilities shall be installed at a place that is acknowledged to have little chance of any serious accidents, based on investigation and assessment of meteorological conditions including hurricanes, heavy snow and rainfall, or tornados. 2. Reactor facilities shall be installed at a place that is acknowledged to have no radiation hazard, based on investigation and assessment of the diffusion and dilution characteristics of radioactive materials in case that such materials are released into the air from the facilities. 3. Detailed standards (exempted) shall be determined and publicly notified by the NSSC. 20

21 4. Legal System and Technical Standards Regulation on Technical Standards for Nuclear Reactor Facilities, Etc. Article 7 (Hydrologic and Oceonographic Conditions) 1. Reactor facilities shall be installed at a place that is not affected by river flooding caused by failure of upstream reservoirs or dams, rain and so forth. 2. Reactor facilities shall be installed at a place that is acknowledged to pose no risk to the safety thereof with regard to the influence of coastal flooding caused by natural phenomena including tsunamis, seawater level and surges. 3. Reactor facilities shall be installed at a place that is acknowledged to have no radiation hazard, based on investigation and assessment of the diffusion, dilution and adsorption characteristics of radioactive materials in case that such materials are released into the surface water, ground water and seawater from such facilities. 21

22 4. Legal System and Technical Standards Regulation on Technical Standards for Nuclear Reactor Facilities, Etc. Article 7 (Hydrologic and Oceonographic Conditions) 4. Reactor facilities shall be installed at a place to which service and cooling water necessary for operation thereof can be supplied. 5. Detailed standards for the location of reactor facilities as provided in the foregoing Paragraphs (1) through (3) shall be determined and publicly notified by the NSSC. 22

23 4. Legal System and Technical Standards Regulation on Technical Standards for Nuclear Reactor Facilities, Etc. Article 8 (Impact of Man-Made Accident) 1. Reactor facilities shall be installed at a place that is acknowledged to have no hazard, based on investigation and assessment of the impact of an accident at industrial facilities producing or handling dangerous materials, transportation means and so forth. 2. Detailed standards as regards the investigation and assessment of the impact of an accident at reactor facilities as provided in the foregoing Paragraph (1) shall be determined and publicly notified by the NSSC. 23

24 4. Legal System and Technical Standards Regulation on Technical Standards for Nuclear Reactor Facilities, Etc. Article 51 (Measures regarding Radiation Control Area, etc.) 3. Measures regarding an Exclusion Area: a. No personnel shall be allowed to inhabit this area except for temporary stay therein deemed necessary by the NSSC for the purpose of education and training related with construction and operation of reactor facilities; and b. A condition to control access or passage of personnel through the exclusion area boundary shall be maintained by such means as installation of a fence or sign on the boundary. 24

25 4. Legal System and Technical Standards Regulatory Standards and Guidelines Safety Review Guide (KINS/GE-001) Regulatory Standards (KINS/RS-01) 1-1. General Provisions 1-2. Location of Site Guideline on the Pre-Operational Inspection (KINS/GI-N03) 1-3. Industrial, Transport or Military Facilities around Sites 1-4. Meteorology 1-5. Hydrology 1-6. Geology, Seismology and Foundation Material Property Regulatory Guidelines (KINS/RG-01) 1-1. Details of Location Limitation of Reactor Facilities 1-2. Assessment of Man-made Accidents at NPPs 1-3. Survey and Evaluation of the Meteorology and Atmospheric Diffusion in a Reactor Facility Site 1-4. Survey and Assessment of Floods and the Water Supply of the Site of a Reactor Facility and the Vicinity 1-5. Survey and Assessment of Underwater Properties and Liquid Radioactive Material Leakage at the Site of Reactor Facility and the Vicinity 1-6. Assessment of Features of Geology, Earthquake and Ground of Site of Reactor Facilities 1-7. Decision of Site Design Earthquake 1-8. Categorizing the Zone of Surface Faulting 1-9. Evaluation and Assessment for Analysis of Slope Stability at the Site of a NPPs Quality Assurance of Evaluation and Test of Geologic and Ground Properties 25

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