THORIUM AS AN ENERGY SOURCE - Opportunities for Norway ...

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Thorium as an Energy Source - Opportunities for Norway 17. LIST OF FIGURES Figure 2.1: Electricity Production by Source in 2004. ........................................................................................ 7 Figure 2.2: Greenhouse Gas Emission by Electricity Production Method. ......................................................... 8 Figure 2.3: Historic and Estimated Future World Energy Consumption and Carbon Dioxide (CO2) Production (IEA Reference Scenario)................................................................................................................. 8 Figure 2.4: Production of Petroleum in Norway from 1971 to 2006................................................................. 11 Figure 2.5: Electricity Price (“System Price”) from 1996 to 2006.................................................................... 12 Figure 2.6: Electricity Production and Consumption in Norway from 1970 to 2007 (Estimated to 2020). ...... 13 Figure 2.7: Numbers of Reactors in Operation Worldwide (as of August 8, 2007).......................................... 14 Figure 2.8: Number of Operating Reactors by Age (as of June 26, 2007). ....................................................... 15 Figure 2.9: The Evolution of Nuclear Power. ................................................................................................... 15 Figure 2.10: The World Uranium Resources (Mining Costs < 130 US$/kgU). .................................................. 17 Figure 2.11: Cumulative Natural Uranium Demand and Resource Levels (Case: Continued Nuclear Growth). 18 Figure 2.12: The World Uranium Spot Price History. ........................................................................................ 19 Figure 2.13: Thorium Deposits in the World. ..................................................................................................... 20 Figure 2.14: The World Thorium Reserves and Reserve Base (Resources)........................................................ 20 Figure 3.1: Bedrock Geology of the Fen Central Complex............................................................................... 24 Figure 3.2: Thorium in the Upper Soil and Bedrocks of the Fen Central Complex. ......................................... 26 Figure 3.3: Uranium in the Upper Soil and Bedrocks of the Fen Central Complex.......................................... 26 Figure 3.4: Photo of a Thin Section of Fen Iron-Rich Carbonatites Examined on SEM-Electron Microscope.27 Figure 3.5: Map of Norway Showing the Location of Thorium-rich sites. ....................................................... 28 Figure 4.1: Fission Gas Release Rates with Modern, High Quality, TRISO Fuels........................................... 37 Figure 5.1: Relevant Isotopes in the Thorium Cycle......................................................................................... 38 Figure 5.2: Absorption Cross Section of Thorium-232 (Th-232) in the Epithermal Neutron Energy Region. .39 Figure 5.3: Fission Cross Sections at High Neutron Energies of the Isotopes Thorium-232 (Th-232), Uranium- 238 (U-238), Plutonium-240 (Pu-240) and Plutonium-242 (Pu-242)............................................. 39 Figure 5.4: Fission Cross Sections of the Isotopes Uranium-233 (U-233), Uranium-235 (U-235) and Plutonium-239 (Pu-239) in the Thermal Energy Region................................................................ 40 Figure 5.5: The η -Values of U-233, U-235 and Pu-239................................................................................... 40 Figure 5.6: Balance of Fissile Material during the Passage through the Reactor in the Thorium/Denatured Uranium Cycle (MEU Cycle). ........................................................................................................ 46 Figure 5.7: General Layout of the Advanced Heavy Water Reactor (AHWR)................................................. 49 Figure 5.8: Scheme of an Accelerator Driven System (ADS)........................................................................... 56 Figure 5.9: Carlo Rubbia's Energy Amplifier.................................................................................................... 58 Figure 5.10: Schematic View of the Energy Amplifier System for Electricity Production................................. 59 Figure 5.11: Sketch of a Windowless Interface between the Accelerator and the Spallation Region................. 61 Figure 5.12: The Conceptual Design (Right) and the Five Metre Long Liquid Metal MEGAPIE Target.......... 62 Figure 5.13: Assumed Beam Power Increase by a Factor of 2 in One Second. .................................................. 63 Figure 5.14: Power Excursion in a Lead-cooled Energy Amplifier (with k = 0.99) for a Slow Reactivity Ramp Insertion. ......................................................................................................................................... 64 Figure 6.1: Actinide Radiotoxicity of the Waste if Thorium is used in a CANDU Reactor with Once-through Operation and HEU as Topping Material (curve A)....................................................................... 72 Figure 6.2 Reduction of Radiotoxicity as a Function of Time Elapsed after Disposal of the Waste in an Inventory for the Cases of Uranium and Thorium Cycles and with Recycling of all Actinides..... 73 Figure 6.3: Outline of the THOREX Process (Thorium Extraction)................................................................. 75 Figure 7.1: Typical Types of Wastes from Mining, Milling and Refining Thorium......................................... 80 Figure 13.1: Illustration of the Fission Process (Target Nucleus can be U-235, U-233, Pu-239 or Pu-241) .... 109 Figure 13.2: Fuel Pellets and Fuel Pellets Arranged in a Fuel Pin.................................................................... 109 Figure 14.1: Reactor Units by Type as of December 2007. .............................................................................. 111 Figure 14.2: Pressurized Water Reactor (PWR)................................................................................................ 112 Figure 14.3: Boiling Water Reactor (BWR)...................................................................................................... 113 Figure 14.4: Schematic drawing of a Pressurised Heavy Water Reactor (PHWR) or the so called CANDU reactor. .......................................................................................................................................... 114 Figure 14.5: Schematic Drawing of an Advanced Gas Cooled Reactor (AGR)................................................ 115 134
18. ACRONYMS AND ABBREVIATIONS Acronyms and Abbreviations (Th,U)O2 thorium uranium dioxide AAA Advanced Accelerator Applications Program, USA ADS Accelerator Driven System AHWR Advanced Heavy Water Reactor (Indian design) ALARA As Low As Reasonably Achievable AVR Atom Versuchs Reaktor BARC Bhabha Atomic Research Centre, India Be beryllium bpd barrels per day Bq Becquerel (amount of material that will produce 1 nuclear decay per second) Bq/kg Becqurel per kilogram BWR Boiling Water Reactor CANDU Canada Deuterium Uranium Reactor Ce cerium CEA The French Atomic Energy Commission CGS cover gas system CHTR Compact High Temperature Reactor CKTC Chalmers University, Sweden CNEN The National Committee for Nuclear Energy, Italy CNRS Centre National de la Recherche Scientifique CO2 carbon-dioxide D2O heavy water DNV Det Norske Veritas EA Energy Amplifier EAU CO2 Emission Allowance Units ECN Netherlands Energy Research Foundation, Petten, the Netherlands EdF Électricité de France ENEN European Nuclear Education Network EPRI U.S. Electric Power Research Institute ESS The European Spallation Source (project to design and construct a next generation facility for research with neutrons) ETWG Extended (actually European) Technical Working Group EU The European Union Euratom The European Atomic Energy Community F fluorine FBR Fast Breeder Reactor Fe iron FIMA per cent fissions in initial metal atoms (unit used for nuclear fuel burnup) GDP Gross Domestic Product GFR Gas-Cooled Fast Reactor (Generation IV concept) GIF The Generation IV International Forum GNEP Global Nuclear Energy Partnership GT-MHR Gas Turbine-Modular Helium Reactor GWe Giga Watt Electricity (1 000 000 kWe) H2O water HBWR Halden Boiling Water Reactor HEU High Enriched Uranium (> 20wt% U-235) HTGR High Temperature Gas Cooled Reactor HTR High Temperature Reactor HWR Heavy Water Reactor HYPER Hybrid Power Extraction Reactor project (The Korea Atomic Energy Research Institute (KAERI) ADS system) IAEA International Atomic Energy Agency ICT KFA Institute of Chemical Technology, KFA, Jülich, Germany IEA The International Energy Agency IFE Institute for Energy Technology (Institutt for energiteknikk) at Kjeller and Halden, Norway IGCAR The Indira Gandhi Centre for Atomic Research, Kalpakkam, India INES International Nuclear Event Scale INFCE International Nuclear Fuel Cycle Evaluation 135
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2008 THORIUM AS AN ENERGY SOURCE -
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TABLE OF CONTENTS Table of Contents
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Table of Contents 14.2 APPENDIX B2:
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The Thorium Report Committee was gi
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Foreword energy area. The price vol
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1. EXECUTIVE SUMMARY Executive Summ
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Radiation Protection of Man and the
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Executive Summary nuclear engineeri
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Introduction In the context of such
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2.3 The EU Situation Introduction T
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Oil, Gas, NGL, Condensate (Million
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TWh 160 150 140 130 120 110 100 90
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Figure 2.8: Number of Operating Rea
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Tonnes 1 200 000 1 000 000 800 000
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US $ / kg UF 6 160 140 120 100 80 6
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2.8 Worldwide Activities on Thorium
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1. Alkaline complexes and their peg
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Thorium Resources in Norway The tho
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Thorium Resources in Norway The pot
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Thorium Resources in Norway A serie
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4.1.1 Mining and Extraction The Fro
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The Front End of the Thorium Fuel C
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The Front End of the Thorium Fuel C
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4.3.2 HTGR Fuel Performance The Fro
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5.1 Properties of the Fertile Mater
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Nuclear Reactors for Thorium Table
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5.3.1 Light Water Reactor (LWR) Nuc
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Nuclear Reactors for Thorium 2. Cyc
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5.3.2.4 Gas Turbine-Modular Helium
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Figure 5.7: General Layout of the A
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5.4.2 Generation IV Reactors Nuclea
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Nuclear Reactors for Thorium econom
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Nuclear Reactors for Thorium • Ad
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Nuclear Reactors for Thorium temper
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Nuclear Reactors for Thorium Figure
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Nuclear Reactors for Thorium the de
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Nuclear Reactors for Thorium remova
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Nuclear Reactors for Thorium result
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The most important drawbacks of the
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Nuclear Reactors for Thorium mater
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6. THE BACK END OF THE THORIUM FUEL
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The Back End of the Thorium Fuel Cy
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Page 93 and 94: Radiation Protection of Man and the
Page 95 and 96: Radiation Protection of Man and the
Page 97 and 98: 8. REGULATION The use of thorium as
Page 99 and 100: • Safety, security and emergency
Page 101 and 102: Regulation • The Agreement betwee
Page 103 and 104: Non-proliferation Nations with secu
Page 105 and 106: Economical Aspects conventional rea
Page 107 and 108: 11. Radioecology 12. Decommissionin
Page 109 and 110: Research, Development, Education an
Page 117 and 118: Conclusions and Recommendations tho
Page 119 and 120: 13. APPENDIX A: INTRODUCTION TO NUC
Page 121 and 122: 14. APPENDIX B: NUCLEAR REACTOR TEC
Page 123 and 124: Figure 14.3: Boiling Water Reactor
Page 125 and 126: Appendix B: Nuclear Reactor Technol
Page 127 and 128: Table 15.1: The Current Course Pack
Page 129 and 130: • N12 Reactor Thermal Hydraulics,
Page 131 and 132: 16. APPENDIX D: RADIATION PROTECTIO
Page 133 and 134: Regulations on Radiation Protection
Page 135 and 136: ”Section 4. (Licence for nuclear
Page 137 and 138: 2. Dues shall be paid for the super
Page 139 and 140: use the best available technology s
Page 141 and 142: Summary: Legislation that is or may
Page 143: 216 Po α 0.145 s 6.906 (805) 212 P
Page 147 and 148: Po polonium Po-208 polonium-208 Po-
Page 149 and 150: 19. REFERENCES References Chapter 2
Page 151 and 152: References [35] J.D. SEASE et al.,
Page 153 and 154: References [68] E. Merle-Lucotte, D
Page 155 and 156: References [97] "On-going activites
Page 157 and 158: References [122] L. CINOTTI, “Inh
Page 159 and 160: References [149] M. Crick, UNSCEAR,
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