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Proceedings Papers

Integrated Systems CFD Modelling Applied to Diffusion-Bonded Compact Heat Exchangers

Jan-Hendrik Kruger, Louis A. le Grange, Gideon P. Greyvenstein
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 49-56, September 28–October 1, 2008
Paper No: HTR2008-58143
DOI: https://doi.org/10.1115/HTR2008-58143
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Topics: Computational fluid dynamics, Diffusion (Physics), Heat exchangers, Integrated systems, Modeling, Computer software, Fluid dynamics, Plates (structures), Three-dimensional models, Computer simulation
Proceedings Papers

Modeling of the SB-CVD Process Used for TRISO Coated Fuels Fabrication

Alexandra Mendes, Franc¸ois Cellier, Carine Ablitzer, Christophe Perrais, Alain Dolliet, Gilles Flamant
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 289-295, September 28–October 1, 2008
Paper No: HTR2008-58118
DOI: https://doi.org/10.1115/HTR2008-58118
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Topics: Chemical vapor deposition, Fuels, Manufacturing, Modeling, High temperature, Coatings, Optimization, Design, Heat transfer, Temperature
Proceedings Papers

High-Temperature Reactor Fuel Technology in the RAPHAEL European Project

Virginie Basini, Sander de Groot, Pierre Guillermier, Franc¸ois Charollais, Fre´de´ric Michel, David Bottomley, Jean-Pol Hiernaut, Michael A. Fu¨tterer, Karl Verfondern, Tim Abram, Martin Kissane
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 297-305, September 28–October 1, 2008
Paper No: HTR2008-58123
DOI: https://doi.org/10.1115/HTR2008-58123
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Topics: High temperature, Nuclear fuels, Fuels, Irradiation (Radiation exposure), Particulate matter, Coating processes, Coatings, Very high temperature reactors, Manufacturing, Nuclear fission
Proceedings Papers

Development of Plant Dynamics Analysis Code for HTGR-Steam Cycle

Yorikata Mizokami, Tetsuo Saguchi, Isao Minatsuki, Dominique Petit
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 641-647, September 28–October 1, 2008
Paper No: HTR2008-58100
DOI: https://doi.org/10.1115/HTR2008-58100
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Topics: Cycles, Dynamics (Mechanics), Steam, Very high temperature reactors, Boilers, Control systems, Coolants, Feedwater, Flow (Dynamics), Flow control
Proceedings Papers

Fission-Product Behaviour During Irradiation of TRISO-Coated Particles in the HFREU1bis Experiment

Sander de Groot, Roland Dubourg, Klaas Bakker, Martin Kissane, Marc Barrachin
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 307-316, September 28–October 1, 2008
Paper No: HTR2008-58125
DOI: https://doi.org/10.1115/HTR2008-58125
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Topics: Irradiation (Radiation exposure), Nuclear fission, Particulate matter, Fuels, Carbon, Coatings, Oxygen, Temperature, Zirconium, Bubbles
Proceedings Papers

Modelling Silver: Evaluation of German Experience

Hanno van der Merwe, Dirk Olivier
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 439-448, September 28–October 1, 2008
Paper No: HTR2008-58105
DOI: https://doi.org/10.1115/HTR2008-58105
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Topics: Modeling, Silver, Fuels, Irradiation (Radiation exposure), Diffusion (Physics), Cycles, Heat, High temperature, Maintenance, Testing
Proceedings Papers

Turbulent Scalar Flux Models for the Mixing of Hot Gases in the Swirling Flow of High-Temperature Reactor Lower Plenums

Dominik von Lavante, Eckart Laurien
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 649-656, September 28–October 1, 2008
Paper No: HTR2008-58153
DOI: https://doi.org/10.1115/HTR2008-58153
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Topics: Gases, High temperature, Scalars, Swirling flow, Turbulence, Geometry, Flow (Dynamics), Modeling, Computational fluid dynamics, Optimization
Proceedings Papers

Advances in the CFD Modelling of the PBMR to Improve the Prediction of Bypass Flows

J. J. Janse van Rensburg
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 403-410, September 28–October 1, 2008
Paper No: HTR2008-58012
DOI: https://doi.org/10.1115/HTR2008-58012
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Topics: Computational fluid dynamics, Flow (Dynamics), Leakage flows, Modeling
Proceedings Papers

A Contribution on the Investigation of the Dynamic Behaviour of Rotating Shafts With a Hybrid Magnetic Bearing Concept (HMBC) for Blower Application

Martin Gronek, Torsten Rottenbach, Frank Worlitz
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 603-610, September 28–October 1, 2008
Paper No: HTR2008-58045
DOI: https://doi.org/10.1115/HTR2008-58045
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Topics: Magnetic bearings, Bearings, Rotors, Safety, Stress, Test facilities, Clearances (Engineering), Cycles, Damage, Electromagnetic actuators
Proceedings Papers

Autonomous Control Strategies for VHTR-Based Systems for Hydrogen Production

Pavel V. Tsvetkov, Ayodeji B. Alajo, David E. Ames, II
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 553-559, September 28–October 1, 2008
Paper No: HTR2008-58231
DOI: https://doi.org/10.1115/HTR2008-58231
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Topics: Hydrogen production, Very high temperature reactors, Cycles, Fuels, Design, Energy conversion, Geometry, Hydrogen, Modeling, Physics
Proceedings Papers

The Re-Evaluation of the AVR Melt-Wire Experiment Using Modern Methods With Specific Focus on Bounding the Bypass Flow Effects

Carel F. Viljoen, Sonat Sen, Frederik Reitsma, Onno Ubbink, Peter Pohl, Heiko Barnert
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 469-479, September 28–October 1, 2008
Paper No: HTR2008-58115
DOI: https://doi.org/10.1115/HTR2008-58115
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Topics: Flow (Dynamics), Wire, Temperature, Computational fluid dynamics, Design, Fuels, Graphite, Modeling, Ceilings, Feedback
Proceedings Papers

Perspectives for the French R&D Program for High and Very High Temperature Reactors

Pascal Yvon, Dominique Hittner, Jean-Michel Delbecq
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 67-72, September 28–October 1, 2008
Paper No: HTR2008-58172
DOI: https://doi.org/10.1115/HTR2008-58172
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Topics: Very high temperature reactors, Fuels, Irradiation (Radiation exposure), Temperature, Design, Helium, Hydrogen production, Particulate matter, Safety, Sulfur
Proceedings Papers

VHTR Core Preliminary Analysis Using NEPHTIS3 / CAST3M Coupled Modelling

Fre´de´ric Damian
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 419-429, September 28–October 1, 2008
Paper No: HTR2008-58052
DOI: https://doi.org/10.1115/HTR2008-58052
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Topics: Modeling, Very high temperature reactors, Fuels, Design, Geometry, Temperature, Transients (Dynamics), Coolants, Graphite, Feedback
Proceedings Papers

Fission Product Release From HTGR Fuel Under Core Heatup Accident Conditions

Karl Verfondern, Heinz Nabielek
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 175-184, September 28–October 1, 2008
Paper No: HTR2008-58160
DOI: https://doi.org/10.1115/HTR2008-58160
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Topics: Accidents, Fuels, Nuclear fission, Very high temperature reactors, Heating, Computers, Databases, Diffusion (Physics), Manufacturing, Modeling
Proceedings Papers

RAPHAEL: Achievements Within the VHTR Materials and Components Programmes

Derek Buckthorpe, Eric Breuil
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 11-28, September 28–October 1, 2008
Paper No: HTR2008-58122
DOI: https://doi.org/10.1115/HTR2008-58122
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Topics: Very high temperature reactors, Alloys, Bearings, Circuits, Corrosion, Engineering standards, Graphite, High temperature, Industrial research, Irradiation (Radiation exposure)
Proceedings Papers

RAPHAEL-FT & Generation IV PYCASSO-I Irradiation

Sander de Groot, Virginie Basini, Pierre Guillermier, Klaas Bakker, Kazuhiro Sawa, Young-Woo Lee, Jean-Michel Escleine, Marc Perez, Shohei Ueta, Bong-Goo Kim
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 337-346, September 28–October 1, 2008
Paper No: HTR2008-58127
DOI: https://doi.org/10.1115/HTR2008-58127
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Topics: Irradiation (Radiation exposure), Coatings, Manufacturing, Fuels, Particulate matter, Corrosion, Creep, Design, Dimensions, Electrical conductivity
Proceedings Papers

HTR Pebble Fuel Burnup Experimental Benchmark

Aliki van Heek, Florence Charpin, Steven van der Marck, Jorrit Wolters, Christos Trakas, Luis Aguiar, Eleonora Bomboni, Nicola Cerullo, Guglielmo Lomonaco, Daniel Freis, Jan Frybort
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 347-353, September 28–October 1, 2008
Paper No: HTR2008-58134
DOI: https://doi.org/10.1115/HTR2008-58134
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Topics: Fuels, Gamma ray spectrometry, Irradiation (Radiation exposure), Fillers (Materials), Instrumentation, Ion exchange chromatography, Mass spectrometry, Modeling, Nuclear fission, Temperature
Proceedings Papers

Condition Monitoring of High Temperature Components With Sub-Sized Samples

Wolfgang Hoffelner, Manuel Pouchon, Maria Samaras, Annick Froideval, Jiachao Chen
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 69-74, September 28–October 1, 2008
Paper No: HTR2008-58195
DOI: https://doi.org/10.1115/HTR2008-58195
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Topics: Condition monitoring, High temperature, Damage assessment, Mechanical properties, Compression, Damage, Dislocations, Dynamics (Mechanics), Electron microscopes, Focused ion beams
Proceedings Papers

PBMR Spent Fuel Bulk Dry Storage Heat Removal

G. J. de Wet, C. Dent
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 639-648, September 28–October 1, 2008
Paper No: HTR2008-58170
DOI: https://doi.org/10.1115/HTR2008-58170
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Topics: Heat, Spent nuclear fuels, Storage, Vessels, Computational fluid dynamics, Clearances (Engineering), Containment, Cooling, Corrosion, Design
Proceedings Papers

Meeting the Thermal-Hydraulic Analysis Needs for Advanced Gas Reactor Systems

Richard R. Schultz
Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 241-253, September 28–October 1, 2008
Paper No: HTR2008-58317
DOI: https://doi.org/10.1115/HTR2008-58317
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Topics: Nuclear reactors, Computational fluid dynamics, Systems analysis, Flow (Dynamics), Transients (Dynamics), Accidents, Boundary-value problems, Fluids, Modeling, Computer software