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Proceedings Papers

Active Chemistry Control for Coolant Helium Applying High-Temperature Gas-Cooled Reactors

Nariaki Sakaba, Shimpei Hamamoto, Yoichi Takeda

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 625-631, September 28–October 1, 2008

Paper No: HTR2008-58096

DOI: https://doi.org/10.1115/HTR2008-58096

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Topics: Chemistry, Coolants, Helium, Very high temperature reactors, High temperature, Carbon, Control systems, Decarburization, Heat exchangers, Heat transfer

Proceedings Papers

Proposal for an International Experimental Pebble Bed Reactor

Dawid Serfontein, Eben Mulder, Eberhard Teuchert

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 687-696, September 28–October 1, 2008

Paper No: HTR2008-58174

DOI: https://doi.org/10.1115/HTR2008-58174

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Topics: Air flow, Carbon, Construction, Coolants, Cycles, Defense industry, Design, Fibers, Flow (Dynamics), Fuels

Proceedings Papers

CFD Simulation of a Coolant Flow and a Heat Transfer in a Pebble Bed Reactor

Wang-Kee In, Won-Jae Lee, Yassin A. Hassan

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 171-175, September 28–October 1, 2008

Paper No: HTR2008-58334

DOI: https://doi.org/10.1115/HTR2008-58334

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Topics: Computational fluid dynamics, Coolants, Flow (Dynamics), Heat transfer, Simulation, Temperature, Fuels, Graphite, Thermal conductivity, Flow separation

Proceedings Papers

PBMR Technology Development Projects at Stellenbosch University, South Africa

R. T. Dobson

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 41-47, September 28–October 1, 2008

Paper No: HTR2008-58103

DOI: https://doi.org/10.1115/HTR2008-58103

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Topics: Technology development, Heat, Heat pipes, Particulate matter, Atoms, Coolants, Dust, Electricity (Physics), Energy efficiency, Fiber Bragg gratings

Proceedings Papers

Pebble Bed Reactor Dust Production Model

Joshua J. Cogliati, Abderrafi M. Ougouag

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 575-578, September 28–October 1, 2008

Paper No: HTR2008-58289

DOI: https://doi.org/10.1115/HTR2008-58289

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Topics: Dust, Discrete element methods, Fuels, Simulation, Wear, Adhesives, Circuits, Coolants, Design, Dust removal

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

TH3D: A Three-Dimensional Thermal Hydraulic Tool for Design and Safety Analysis of HTRs

Kamal Hossain, Michael Buck, Wolfgang Bernnat, G. Lohnert

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 709-724, September 28–October 1, 2008

Paper No: HTR2008-58178

DOI: https://doi.org/10.1115/HTR2008-58178

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Topics: Design, Safety, Fuels, Heat, Flow (Dynamics), Nuclear engineering, Rods, Steady state, Transients (Dynamics), Accidents

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

Development of Local Heat Transfer Models for the Safety Assessment of Prismatic Modular High Temperature Gas-Cooled Reactor Cores

Richard Stainsby, Matthew Worsley, Frances Dawson, Joakim Baker, Andrew Grief, Ana Dennier, Paul Coddington

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 139-148, September 28–October 1, 2008

Paper No: HTR2008-58295

DOI: https://doi.org/10.1115/HTR2008-58295

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Topics: Heat transfer, Safety, Very high temperature reactors, Fuels, Temperature, Engineering simulation, Simulation, Finite element analysis, Particulate matter, Computer simulation

Proceedings Papers

Development of Local Heat Transfer and Pressure Drop Models for Pebble Bed High Temperature Gas-Cooled Reactor Cores

Brian McLaughlin, Matthew Worsley, Richard Stainsby, Andrew Grief, Ana Dennier, Shawn MacIntosh, Eugene vanHeerden

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 149-157, September 28–October 1, 2008

Paper No: HTR2008-58296

DOI: https://doi.org/10.1115/HTR2008-58296

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Topics: Heat transfer, Pressure drop, Very high temperature reactors, Computational fluid dynamics, Flow (Dynamics), Computer software, Coolants, Heat transfer coefficients, Reynolds-averaged Navier–Stokes equations, Steady state

Proceedings Papers

Revisiting the Concept of HTR Wallpaper Fuel

Alain Marmier, Michael A. Fu¨tterer, Kamil Tucˇek, Han de Haas, Jim C. Kuijper, Jan Leen Kloosterman

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 459-467, September 28–October 1, 2008

Paper No: HTR2008-58114

DOI: https://doi.org/10.1115/HTR2008-58114

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Topics: Fuels, Particulate matter, Temperature, Graphite, High temperature, Nuclear fission, Accidents, Design, Manufacturing, Neutron flux

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

Optimization of a Radially Cooled Pebble Bed Reactor

B. Boer, J. L. Kloosterman, D. Lathouwers, T. H. J. J. van der Hagen, H. van Dam

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 481-489, September 28–October 1, 2008

Paper No: HTR2008-58117

DOI: https://doi.org/10.1115/HTR2008-58117

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Topics: Coolants, Cooling, Design, Flow (Dynamics), Fuel management, Fuels, Heat transfer, Optimization, Pressure drop, Temperature

Proceedings Papers

Evaluation of a Vessel Cooling System for the VHTR

Min-Hwan Kim, Won-Jae Lee, Matt Richards

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 755-756, September 28–October 1, 2008

Paper No: HTR2008-58260

DOI: https://doi.org/10.1115/HTR2008-58260

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Topics: Cooling systems, Very high temperature reactors, Vessels, Temperature, Coolants, Steel, Design, Light water reactors, Accidents, Alloy steel

Proceedings Papers

Parametric Assessments of High-Pressure and Low-Pressure Conduction Cooldown Events for the VHTR

Nobumasa Tsuji, Masaaki Nakano, Matt Richards

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 757-766, September 28–October 1, 2008

Paper No: HTR2008-58271

DOI: https://doi.org/10.1115/HTR2008-58271

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Topics: Heat conduction, High pressure (Physics), Pressure, Very high temperature reactors, Accidents, Coolants, Heat, Temperature, Vessels, Cavities

Proceedings Papers

On Eliminating ‘Hot Streaking’ and Stratification in the VHTR Lower Plenum Using Helicoid Inserts

Sal B. Rodriguez, Mohamed S. El-Genk

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 1, 783-791, September 28–October 1, 2008

Paper No: HTR2008-58292

DOI: https://doi.org/10.1115/HTR2008-58292

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Topics: Very high temperature reactors, Helium, Flow (Dynamics), Coolants, High temperature, Temperature, Turbulence, Chemically reactive flow, Finite element analysis, Heat capacity

Proceedings Papers

A Novel Buoyantly-Driven Shutdown Rod Design for Passive Reactivity Control of the PB-AHTR

E. D. Blandford, P. F. Peterson

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 255-263, September 28–October 1, 2008

Paper No: HTR2008-58318

DOI: https://doi.org/10.1115/HTR2008-58318

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Topics: Design, Coolants, Control systems, Heat capacity, Helium, High temperature, Power density, Temperature, Transients (Dynamics)

Proceedings Papers

Chromium Activity Measurements in Nickel Based Alloys for Very High Temperature Reactors: Inconel 617, Haynes 230 and Model Alloys

S. Gosse´, T. Alpettaz, S. Chatain, C. Gue´neau, F. Rouillard, C. Cabet

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 733-739, September 28–October 1, 2008

Paper No: HTR2008-58147

DOI: https://doi.org/10.1115/HTR2008-58147

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Topics: Alloys, Nickel, Very high temperature reactors, Helium, High temperature, Temperature, Heat exchangers, Carbon, Coolants, Corrosion

Proceedings Papers

The Preliminary Analysis of the Loss of Primary Coolant Flow Test in the HTTR

Shigeaki Nakagawa, Kuniyoshi Takamatsu, Minoru Goto, Tetsuaki Takeda, Yasuyuki Nakao

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 405-412, September 28–October 1, 2008

Paper No: HTR2008-58282

DOI: https://doi.org/10.1115/HTR2008-58282

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Topics: Coolants, Flow (Dynamics), Safety, Very high temperature reactors, Accidents, Fuels, Generation IV reactors, High temperature, Licensing, Rods

Proceedings Papers

A Safety Re-Evaluation of the AVR Pebble Bed Reactor Operation and Its Consequences for Future HTR Concepts

Rainer Moormann

Proc. ASME. HTR2008, Fourth International Topical Meeting on High Temperature Reactor Technology, Volume 2, 265-274, September 28–October 1, 2008

Paper No: HTR2008-58336

DOI: https://doi.org/10.1115/HTR2008-58336

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Topics: Safety, Temperature, Contamination, Fuels, Nuclear fission, Accidents, Circuits, Design, Dust, Containment

NARROW

Active Chemistry Control for Coolant Helium Applying High-Temperature Gas-Cooled Reactors

Proposal for an International Experimental Pebble Bed Reactor

CFD Simulation of a Coolant Flow and a Heat Transfer in a Pebble Bed Reactor

PBMR Technology Development Projects at Stellenbosch University, South Africa

Pebble Bed Reactor Dust Production Model

Development of Plant Dynamics Analysis Code for HTGR-Steam Cycle

TH3D: A Three-Dimensional Thermal Hydraulic Tool for Design and Safety Analysis of HTRs

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

Development of Local Heat Transfer Models for the Safety Assessment of Prismatic Modular High Temperature Gas-Cooled Reactor Cores

Development of Local Heat Transfer and Pressure Drop Models for Pebble Bed High Temperature Gas-Cooled Reactor Cores

Revisiting the Concept of HTR Wallpaper Fuel

VHTR Core Preliminary Analysis Using NEPHTIS3 / CAST3M Coupled Modelling

Optimization of a Radially Cooled Pebble Bed Reactor

Evaluation of a Vessel Cooling System for the VHTR

Parametric Assessments of High-Pressure and Low-Pressure Conduction Cooldown Events for the VHTR

On Eliminating ‘Hot Streaking’ and Stratification in the VHTR Lower Plenum Using Helicoid Inserts

A Novel Buoyantly-Driven Shutdown Rod Design for Passive Reactivity Control of the PB-AHTR

Chromium Activity Measurements in Nickel Based Alloys for Very High Temperature Reactors: Inconel 617, Haynes 230 and Model Alloys

The Preliminary Analysis of the Loss of Primary Coolant Flow Test in the HTTR

A Safety Re-Evaluation of the AVR Pebble Bed Reactor Operation and Its Consequences for Future HTR Concepts

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