Angra 3 - LAS/ANS
Transcrição
Angra 3 - LAS/ANS
SIMPOSIUM SITING OF NEW NUCLEAR POWER PLANTS AND IRRADIATED FUEL FACILITIES Operation and Construction Experience of Brazilian Nuclear Power Plants ELETROBRAS ELETRONUCLEAR (Fernando Henning) (DT) Contents • Company Introduction • Plants in Operation: Angra 1 and 2 • Opportunity for Nuclear in the Electricity Generation Matrix • Angra 3 • New Buildings after Angra 3 Brazilian Nuclear Industry Organization MINISTRY OF MINES AND ENERGY MINISTRY OF SCIENCE & TECHNOLOGY ELETROBRAS BRAZILIAN NUCLEAR ENERGY COMMISSION (holding) CNEN NUCLEAR FUEL INDUSTRY ELETRONUCLEAR INB CONVENTIONAL UTILITIES NUCLEAR HEAVY EQUIPMENT Furnas, Chesf, ... NUCLEP RESEARCH INSTITUTES IPEN, CDTN, IEN, IRD, CRCN Company Actuation in the Electrical Sector GENERATION TRANSMISSION DISTRIBUTION Concessionairies CONSUMERS • Industry • Trade • Residential • Others Company Responsibilities ELETRONUCLEAR Objectives Design, build and operate nuclear power plants according to high standards of safety, efficiency and social and environmental responsibilities. Develop the capability of Brazilian industry and engineering companies to provide supplies and services for nuclear power plants. Organization Chart President P Administration and Finances Directorate DA Operation and Commercialization Directorate DO Technical Directorate DT Human Resources Superintendence SH.A Angra 1 Superintendence SU.O Fuel and Nuclear Safety Superintendence SN.T Business Management Superintendence SG.G Finance Superintendence SF.A Angra 2 Superintendence SD.O Support Engineering Superintendence SO.T Licensing and Environment Superintendence SM.G Purchasing and Contract Control Superintendence SA.A Angra 3 Superintendence ST.O Design Engineering Superintendence SE.T Planning Superintendence SP.G Infrastructure Superintendence SI.A Maintenance Superintendence SM.O Project Management Superintendence SG.T Quality Superintendence SQ.G Operation Coordination Superintendence SC.O Construction Superintendence SC.T Planning, Management and Environment Directorate DG Staff Number Staff Number Directorate Rio Angra Brasilia Total Engineers Physicists Others Total Engineers Physicists Others Total Engineers Physicists Others Total Engineers Physicists Others Total DT 195 15 112 322 75 0 73 148 0 0 0 0 270 15 185 470 DO 11 0 6 17 268 15 1150 1433 0 0 0 0 279 15 1156 1450 DA 20 0 282 302 2 0 151 153 0 0 0 0 22 0 433 455 DG 42 1 113 156 10 0 41 51 0 0 0 0 52 1 154 207 DP 7 0 84 91 0 0 12 12 0 0 5 5 7 0 101 108 Total 275 16 597 888 355 15 1427 1797 0 0 5 5 630 31 2029 2690 Angra Nuclear Power Station Admiral Álvaro Alberto Nuclear Power Station ANGRA 2 Power: Technology: Operation: 1.350 MW Siemens/KWU January/2001 ANGRA 1 Power: 640 MW Technology: Westinghouse Operation: January/1985 ANGRA 3 1.405 MW June 2018 Belo Horizonte 350km São Paulo 220km Rio de Janeiro CNAAA 130km Main Thermal Power Plant in Brazil Safety and Environmental Protection Angra 1 + 2 about 40 years reactor operation licensing and fiscalization IAEA inspection by international institutions waste stored at site according to high safety and environmental standards no radiological impact to environment nenhum impacto radiológico no meio personnelambiente training Power Station Performance Gerada CNAAA (MWh) TotalEnergia GrossBruta Energy Produced (MWh) Angra 1 + 2 12.975.088 14.543.807 15.644.251 16.040.791 6 million inhabitants 2009 More than 200 million MWh produced Operation according to high safety and performance standards Continuous improvement of performance indexes 2010 2011 2012 Fator Capacity de Capacidade CNAAA Total Factor 74,1% 83,1% 89,4% 91,6% 2009 2010 2011 2012 2009: SG replacement in Angra 1 Operational Safety Record Angra 1 + 2 Eventos Escala INES Reported Events per Year (todos Nível 0) (all INES “zero”) 10 8 6 4 2 0 2007 2008 2009 Angra 1 2010 2011 2012 Angra 2 • Report of safety related events (according to CNEN-NE-1.14) • No incidents, only deviations without safety relevance (INES scale level 0) INES Scale - IAEA Investments in the Operating Plants Investimento Realizado CNAAA Annual Investments Angra 1+2 (R$ milhões, sem Angra 3) (R$ million) Angra 1 + 2 164,5 172,8 110,0 Investments 2008 2009 2010 129,6 131,1 2011 2012 Upgrading and Replacement of Large Components Design Improvements I&C Modernization Safety Improvements (including Fukushima Response Plan) Ageing Management for Plant Lifetime Extension Extension and Improvement of Waste Management Center Spent Fuel Storage Facility Outside the Units Angra 1 3 1 1985 Plant Life Cycle Management 1995 5 2005 7 2015 2 2025 6 4 2035 8 9 Preparation for LR LR Process 1- Beginning of commercial operation (1985, design for 40 years) 2- License for 30 years (1994) 3- First PSR (2004) 4- License for 14 years (2010) 5- Second PSR (2014) 6- Recommended deadline for LR application (2019) 2045 Extended Life 7- Third PSR (2024) 8- Expiration of current license (2024) and beginning of extended life 20 years 9- Expiration of renewed license (2044) Angra 1: Plant Life Cycle Management Keeping of Design Safety and Performance Levels - Replacement of the RPV Closure Head and CRDM - Mitigation of PWSCC in Dissimilar Metal Welds in RPV Nozzles (MSIP) - Service Water System (Equipment and Piping Replacement) - Liquid Radioactive Waste System (Replacement of the Evaporator Package) - Replacement of the Main Transformers - I&C Modernization (Advanced Digital Feedwater Level Control System, Digital Turbine Control System, Radiation Monitoring System) - Reactor Coolant Pump Shield Passive Thermal Shutdown Seal - Monitoring of Civil Structures Angra 1 - Assessments and Design Modifications for Severe Accidents - Fukushima Response Plan Power Uprating and Reduction in Outage Duration - Modifications in the Secondary Circuit - Replacement of Turbine Rotors and Upgrade of the Electrical Generator - Improvements in Electrical Equipment Life Extension - License Renewal Process (Implementation of LTO Concepts) - I&C Modernization - Replacement and Refurbishment of Aged Equipment Angra 2 Plant Life Cycle Management 1 1985 2000 3 1995 2010 4 2005 2020 5 2015 2030 2 2025 2040 6 2035 2050 2045 2060 7 8 Preparation for LR 1- Beginning of commercial operation (2001, design for 40 years) 2- License for 30 years (2011) 3- First PSR (2012) 4- Second PSR (2022) 5- Third PSR (2032) 6- Recommended deadline for LR application (2036) LR Process Extended Life 7- Expiration of current license (2041) and beginning of extended life 20 years 8- Expiration of renewed license (2061) Angra 2: Plant Life Cycle Management Keeping of Design Safety and Performance Levels - Replacement of Heat Exchangers of the Conventional Closed Cooling System - Improvement in Primary Circuit Bleed and Feed Capability - RPV Level Instrumentation System - Main Control Room Post Accident Filtering System - Service Water System (equipment and piping replacement) - I&C Modernization (Reactor Control System, Radiation Monitoring System, Neutron Flux Measurement System, Electrical Generator Voltage Regulator) - Monitoring of Civil Structures - Assessments and Design Modifications for Severe Accidents - Fukushima Response Plan Power Uprating and Reduction in Outage Duration - Modifications in the Turbines and in the Secondary Circuit - Improvements in Electrical Equipment - Substitution of the Original Reactor Coolant Pumps Seals by Hydrodynamic Seals Life Extension - License Renewal Process - I&C Modernization - Replacement and Refurbishment of Aged Equipment Angra 1 Brazil Electricity Generation (Jan to Dec 2012) Total Generation 85,90% 0,62% 6,08% 1,08% 1,72% 3,11% 1,49% Thermal Generation 23,09% 45,08% 8,05% 12,74% Source: ANEEL 11,04% Top 15 World Electricity Generators (2010) HYDRO NUCLEAR United States China Japan Russia India Canada Germany France Brazil Korea, South United Kingdom Spain Italy Mexico South Africa RENEWABLES THERMAL In a world electric generation dominated by fossil fuels Brazil is a unique example of RENEWABILITY 0 500 1000 1500 2000 2500 Billion Kilowatts.hour Source: EIA – US Energy Information Administration 3000 3500 4000 4500 Top 15 World Hydropower Generators (2010) HYDRO China Brazil Canada United States Russia Norw ay India Japan Venezuela Sw eden France Paraguay Turkey Italy Spain NUCLEAR RENEWABLES THERMAL 18% 79% 59% 6% 17% 95% 13% Only Norway and Paraguay have a relative contribution of hydropower greater than Brazil 8% 66% 45% 11% 100% 25% 18% 15% 0 500 1.000 1.500 2.000 2.500 Billion Kilowatts.hour Source: EIA – US Energy Information Administration 3.000 3.500 4.000 4.500 Hydropower requires system integration 4.000 km Fortaleza Manaus Recife Salvador Brasília Itaipu Belo Horizonte Rio de Janeiro São Paulo Porto Alegre Angra NPPs Brazil: continental dimensions comparable to Europe Reduced Energy Storage Capability installed hydro capacity increasing … MW Installed Hydropower … but without a proportional increase in the water stock Storage in GW mean Reservoir capacity Remaining Hydropower in Amazonas Region small reservoirs to avoid flooding large surfaces Increasing Need of Thermal Regulation This tendency will be amplified by new projects in Amazon Basin •Current average hydro capacity factor: 55% •Future average Amazon hydro capacity factor: 20-25% Project AHE MADEIRA 6.500 MW Project AHE BELO MONTE 11.000 MW Opportunity for Nuclear Power R$ 700,00 Costs (R$/MWh) R$ 600,00 Gas Diesel Coal R$ 500,00 Minimum cost according capacity factor range Fuel Oil Biomass Nuclear R$ 400,00 R$ 300,00 But costs are not the only decision factor: R$ 200,00 R$ 100,00 R$ 0,00 0% 10% 20% 30% 40% 50% 60% 70% Capacity Factor (%) 80% 90% 100% Price volatility Assurance of supply must be considered too Angra 2 Angra 3 (under construction) Angra 1 Angra 3: Start, Deferring and Resumption Initial Phase of Project - 1975: Agreement Brazil & Germany (Peaceful Use of Nuclear Energy) - Reactor Type: PWR-1.350 MW / Increased to 1.405 MW - Main Vendor: Siemens-KWU (today’s AREVA) - Original Reference Plant: Grafenrheinfeld - Start of Civil Works: July-1984 - Interruption of Construction: June-1986 (Economic Crisis in Brazil) Basis for Project Modernization - German Plants of Konvoi Series: Emsland / Neckarwestheim 2 / Isar 2 Emsland Neckarwestheim - Implementation of Improvements: Angra 2 & Angra 3 Current Reference Plant: Angra 2 - Base for PSAR of Angra 3: FSAR of Angra 2 - Main Differences: Construction on sound rock / Digital I&C / Updated normative basis Present Situation: Under Construction - Authorization for Project Resumption: CNPE – June-2007 / National Energy Policy Council - Governmental Planning: Ten Years Plan for Energy Expansion / Growth Acceleration Plan Isar Angra 3: Licensing Process Environmental Licensing: I B A M A 17 Public Meetings with communities 8 Official Public Hearings: Angra dos Reis (2) / Paraty (2) / Rio Claro (2) / Ubatuba (1) / Rio de Janeiro (1) LP: Preliminary License: 23-Jul-2008 LI: Installation License: 05-Mar-2009 Social Compensations: MR$ 352 Education, Health, Environmental, Culture, etc. Nuclear Licensing: C N E N Construction License: 31-May-2010 1st • • Cave levelling concrete Waterproofing of nuclear buildings foundations 2nd Partial License: 11-Mar-2010 • Conventional Structures 3rd Partial License: 29-Mar-2010 • Turbine Building Partial License: 09-Mar-2009 Subject to gradual authorizations for concrete pouring 38 releases already granted • Total volume authorized by CNEN: 77,926m3 • Total volume with pending authorization by CNEN: 23,103m3 Angra 3: Upgrading of Normative Basis Angra 2 Angra 3 “as built” Reference Plant Design Angra 2 Design Modification 50 Project Modifications modernization of all I&C systems; Additional requirements !!! last generation manmachine interface; Evaluation of the Angra 3 design considering the normative basis valid in 2003 Licensing Upgrading of the protection against external events Angra 3: Budget for Completion JUNE-2010 7 Independent Budgetary Studies required by: • CNPE: National Council for Energy Policy • MME: Ministry of Mines and Energy • ELETROBRAS: Holding Company Reference to the Budget Estimate: FUSP (June-2002) Monetary update for June-2010 Angra 3: Contractual Arrangement ANGRA 3 Main Contracts Existing Contracts to be negotiated Biddings (signed in the 80s) IMPORTED GOODS AND SERVICES + WARRANTIES ENGINEERING SERVICES CIVIL WORKS ELECTROMECHANICAL ERECTION CIVIL DESIGN STRUCTURES Partial Scope NATIONAL SUPPLIES Existing Contracts Confab Bardella Nuclep NATIONAL SUPPLIES Angra 3: Funding Domestic Market B N D E S: R$ 6.1 billion MR$ 1,277 released R G R: R$ 890 million MR$ 594.3 released Foreign Market C E F: R$ 3.8 billion Angra 3: Main Activities at Site – Civil Works Reactor Building (UJB) Auxiliary Reactor Building (UKA) Control Building (UBA) Turbine Building (UMA) Angra 3: Main Activities at Site - Erection Steel Containment Erection Zone 1 Zone 4 Zone 2 Zone 5 Zone 3 Simulation Angra 3: Current Situation - Tentative Construction Schedule Time schedule currently under reevaluation: AREVA supplies and services: • signature of amendments expected for May 2013; • critical path: design and supply of safety digital I&C; Bidding process for electromechanical erection: • 2nd phase to be launched in April 2013; • expectation to start at site in last quarter of 2013. After Angra 3.... EXPLORATORY STUDY: SITE PE-1 (artistic view) The Planning National Long Term Energy Planning – 2030 (under revision) Atendimento ao Crescimento da Demanda no Médio Prazo: Plano Nacional de Energia 2030 Expansão da Oferta no Período 2015-2030 Electricity Supply Expansion (Valores em MW) PNE 2030: Custo Médio Comparado (PNE 2030: Fig.8.24 / Pág.226) Intervalo de variação do custo das fontes Não-Hidráulicas Custo de Geração Hidrelétrica em função do potencial a aproveitar. 1) Northeast 2.000 MW 2) Southeast 2.000 MW Fonte: PNE 2030 / EPE-MME, Nov-2007 / Tabelas 8.27 (Pág.234) e 8.31 (Pág.239) Site Selection Procedure 2009 2010 2011 Sites for New Nuclear Power Plants Thanks for the attention!!!