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Proceedings Papers

CFD Modelling of Flashing Instability in Natural Circulation Cooling Systems

Yixiang Liao, Christoph Schuster, Suqing Hu, Dirk Lucas
Proc. ASME. ICONE26, Volume 8: Computational Fluid Dynamics (CFD); Nuclear Education and Public Acceptance, V008T09A026, July 22–26, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICONE26-81787
https://doi.org/10.1115/ICONE26-81787
View Paper titled, CFD Modelling of Flashing Instability in Natural Circulation Cooling Systems
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Topics: Computational fluid dynamics, Cooling systems, Flashing, Modeling, Flow (Dynamics), Fluids, Pipeline risers, Risers (Casting), Turbulence, Boiling
Proceedings Papers

Three Dimensional CFD Simulation of Condensation Inside Inclined Tubes

Amirhosein Moonesi Shabestary, Eckhard Krepper, Dirk Lucas, Thomas Höhne
Proc. ASME. ICONE25, Volume 8: Computational Fluid Dynamics (CFD) and Coupled Codes; Nuclear Education, Public Acceptance and Related Issues, V008T09A004, July 2–6, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICONE25-66167
https://doi.org/10.1115/ICONE25-66167
View Paper titled, Three Dimensional CFD Simulation of Condensation Inside Inclined Tubes
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Topics: Computational fluid dynamics, Condensation, Simulation, Pipes, Emergencies, Flow (Dynamics), Water, Cooling systems, Steam, Accidents
Journal Articles

Prediction Method of Countercurrent Flow Limitation in a Pressurizer Surge Line and Its Evaluation for a 1/10-Scale Model

Michio Murase, Yoichi Utanohara, Takayoshi Kusunoki, Dirk Lucas, Akio Tomiyama
Journal: Journal of Nuclear Engineering and Radiation Science
Publisher: ASME
Article Type: Research Papers
ASME J of Nuclear Rad Sci. July 2016, 2(3): 031021.
Paper No: NERS-15-1164
https://doi.org/10.1115/1.4033629
Published Online: June 17, 2016
View Article titled, Prediction Method of Countercurrent Flow Limitation in a Pressurizer Surge Line and Its Evaluation for a 1/10-Scale Model
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Topics: Computation, Flow (Dynamics), Pipes, Simulation, Surges, Uncertainty, Water, Computer simulation, Floods
Journal Articles

Countercurrent Flow Limitation in Slightly Inclined Pipes With Elbows

Michio Murase, Ikuo Kinoshita, Takayoshi Kusunoki, Dirk Lucas, Akio Tomiyama
Journal: Journal of Nuclear Engineering and Radiation Science
Publisher: ASME
Article Type: Research Papers
ASME J of Nuclear Rad Sci. October 2015, 1(4): 041009.
Paper No: NERS-15-1019
https://doi.org/10.1115/1.4031032
Published Online: September 3, 2015
View Article titled, Countercurrent Flow Limitation in Slightly Inclined Pipes With Elbows
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Topics: Computation, Flow (Dynamics), Pipes, Surges, Water, Boundary-value problems, Drag (Fluid dynamics), Friction, Pressure
Proceedings Papers

Comparative Analysis of High Void Fraction Regimes Using an Averaging Euler-Euler Multi-Fluid Approach and a Generalized Two-Phase Flow (GENTOP) Concept

Gustavo Montoya, Emilio Baglietto, Dirk Lucas, Eckhard Krepper, Thomas Hoehne
Proc. ASME. ICONE22, Volume 5: Innovative Nuclear Power Plant Design and New Technology Application; Student Paper Competition, V005T17A056, July 7–11, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ICONE22-30851
https://doi.org/10.1115/ICONE22-30851
View Paper titled, Comparative Analysis of High Void Fraction Regimes Using an Averaging Euler-Euler Multi-Fluid Approach and a Generalized Two-Phase Flow (GENTOP) Concept
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Topics: Fluids, Porosity, Two-phase flow, Bubbles, Computational fluid dynamics, Flow (Dynamics), Simulation, Boiling, Computer software, Dams
Proceedings Papers

CFD Simulation of Flashing Boiling Flow in the Containment Cooling Condensers (CCC) System of KERENA™ Reactor

Yixiang Liao, Dirk Lucas, Eckhard Krepper, Roland Rzehak
Proc. ASME. ICONE21, Volume 3: Nuclear Safety and Security; Codes, Standards, Licensing and Regulatory Issues; Computational Fluid Dynamics and Coupled Codes, V003T10A039, July 29–August 2, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICONE21-16290
https://doi.org/10.1115/ICONE21-16290
View Paper titled, CFD Simulation of Flashing Boiling Flow in the Containment Cooling Condensers (CCC) System of KERENA™ Reactor
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Topics: Boiling, Computational fluid dynamics, Condensers (steam plant), Containment, Cooling, Flashing, Flow (Dynamics), Simulation, Bubbles, Evaporation
Proceedings Papers

Analysis and Applications of a Two-Fluid Multi-Field Hydrodynamic Model for Churn-Turbulent Flows

Gustavo Montoya, Yixiang Liao, Dirk Lucas, Eckhard Krepper
Proc. ASME. ICONE21, Volume 6: Beyond Design Basis Events; Student Paper Competition, V006T16A033, July 29–August 2, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICONE21-16297
https://doi.org/10.1115/ICONE21-16297
View Paper titled, Analysis and Applications of a Two-Fluid Multi-Field Hydrodynamic Model for Churn-Turbulent Flows
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Modeling, Multiphase flow, Turbulence
Proceedings Papers

Comparative Simulations of Free Surface Flows Using VOF-Methods and a New Approach for Multi-Scale Interfacial Structures

Susann Hänsch, Dirk Lucas, Thomas Höhne, Eckhard Krepper, Gustavo Montoya
Proc. ASME. FEDSM2013, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Industrial and Environmental Applications of Fluid Mechanics; Issues and Perspectives in Automotive Flows; Liquid-Solids Flows; Multiscale Methods for Multiphase Flow; Noninvasive Measurements in Single and Multiphase Flows; Numerical Methods for Multiphase Flow; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes; Transport Phenomena in Mixing; Turbulent Flows: Issues and Perspectives, V01CT23A002, July 7–11, 2013
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2013-16104
https://doi.org/10.1115/FEDSM2013-16104
View Paper titled, Comparative Simulations of Free Surface Flows Using VOF-Methods and a New Approach for Multi-Scale Interfacial Structures
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Topics: Flow (Dynamics), Interface structure, Simulation, Bubbles, Collapse, Water, Density, Drag (Fluid dynamics), Flow simulation, Kinetic energy
Proceedings Papers

Investigations on Bubble-Induced Turbulence Modeling for Vertical Pipe Bubbly Flows

Yixiang Liao, Dirk Lucas
Proc. ASME. ICONE20-POWER2012, Volume 4: Codes, Standards, Licensing, and Regulatory Issues; Fuel Cycle, Radioactive Waste Management and Decommissioning; Computational Fluid Dynamics (CFD) and Coupled Codes; Instrumentation and Controls; Fuels and Combustion, Materials Handling, Emissions; Advanced Energy Systems and Renewables (Wind, Solar, Geothermal); Performance Testing and Performance Test Codes, 519-527, July 30–August 3, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICONE20-POWER2012-54653
https://doi.org/10.1115/ICONE20-POWER2012-54653
View Paper titled, Investigations on Bubble-Induced Turbulence Modeling for Vertical Pipe Bubbly Flows
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Topics: Bubbles, Bubbly flow, Modeling, Pipes, Turbulence, Computational fluid dynamics, Computer simulation, Flow (Dynamics), Pipe flow, Shear (Mechanics)
Journal Articles

Erratum: “Air/Water Counter-Current Flow Experiments in a Model of the Hot Leg of a Pressurized Water Reactor” [ Journal of Engineering for Gas Turbines and Power, 2009, 131(2), p. 022905 ]

Christophe Vallée, Deendarlianto, Matthias Beyer, Dirk Lucas, Helmar Carl
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Errata
J. Eng. Gas Turbines Power. June 2012, 134(6): 067001.
https://doi.org/10.1115/1.4005966
Published Online: April 12, 2012
View Article titled, Erratum: “Air/Water Counter-Current Flow Experiments in a Model of the Hot Leg of a Pressurized Water Reactor” [ Journal of Engineering for Gas Turbines and Power, 2009, 131(2), p. 022905 ]
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Topics: Flow (Dynamics), Gas turbines, Pressurized water reactors, Water
Proceedings Papers

Comparison of CCFL Experiments Performed in Two Different Models of the Hot Leg of a PWR With Rectangular Cross-Section

Christophe Valle´e, Tobias Seidel, Dirk Lucas, Akio Tomiyama, Michio Murase
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 1049-1058, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-30089
https://doi.org/10.1115/ICONE18-30089
View Paper titled, Comparison of CCFL Experiments Performed in Two Different Models of the Hot Leg of a PWR With Rectangular Cross-Section
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Topics: Accidents, Condensers (steam plant), Cooling, Cross section (Physics), Design, Dimensions, Electromagnetic scattering, Floods, Flow (Dynamics), Fluids
Proceedings Papers

Numerical Calculations for Air-Water Tests on CCFL in Different-Scale Models of a PWR Hot Leg

Michio Murase, Ikuo Kinoshita, Yoichi Utanohara, Dirk Lucas, Christophe Valle´e, Akio Tomiyama
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 123-131, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-29092
https://doi.org/10.1115/ICONE18-29092
View Paper titled, Numerical Calculations for Air-Water Tests on CCFL in Different-Scale Models of a PWR Hot Leg
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Topics: Pressurized water reactors, Water, Flow (Dynamics), Fluids, Steam
Journal Articles

Comparison of Countercurrent Flow Limitation Experiments Performed in Two Different Models of the Hot Leg of a Pressurized Water Reactor With Rectangular Cross Section

Christophe Vallée, Tobias Seidel, Dirk Lucas, Akio Tomiyama, Michio Murase
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2011, 133(5): 052917.
https://doi.org/10.1115/1.4002884
Published Online: December 28, 2010
View Article titled, Comparison of Countercurrent Flow Limitation Experiments Performed in Two Different Models of the Hot Leg of a Pressurized Water Reactor With Rectangular Cross Section
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Topics: Floods, Flow (Dynamics), Pipes, Pressurized water reactors, Test facilities, Water, Dimensions, Fluids, Boilers, Two-phase flow
Proceedings Papers

Air Entrainment by Impinging Jets: Experimental Identification of the Key Phenomena and Approaches for Their Simulation in CFD

Martin Schmidtke, Dana Danciu, Dirk Lucas
Proc. ASME. ICONE17, Volume 3: Thermal Hydraulics; Current Advanced Reactors: Plant Design, Construction, Workforce and Public Acceptance, 297-305, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75293
https://doi.org/10.1115/ICONE17-75293
View Paper titled, Air Entrainment by Impinging Jets: Experimental Identification of the Key Phenomena and Approaches for Their Simulation in CFD
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Topics: Air entrainment, Computational fluid dynamics, Jets, Simulation, Water, Bubbles, Nozzles, Plumes (Fluid dynamics), Geometry, Image processing
Proceedings Papers

Optimization of a Two-Fluid Hydrodynamic Model of Churn-Turbulent Flows

Donna Post Guillen, Jonathan K. Shelley, Steven P. Antal, Elena A. Tselishcheva, Michael Z. Podowski, Dirk Lucas, Matthias Beyer
Proc. ASME. ICONE17, Volume 5: Fuel Cycle and High and Low Level Waste Management and Decommissioning; Computational Fluid Dynamics (CFD), Neutronics Methods and Coupled Codes; Instrumentation and Control, 257-266, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75113
https://doi.org/10.1115/ICONE17-75113
View Paper titled, Optimization of a Two-Fluid Hydrodynamic Model of Churn-Turbulent Flows
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Topics: Computational fluid dynamics, Design, Flow (Dynamics), Fluids, Optimization, Turbulence
Proceedings Papers

Development and Validation of a Multifield Model of Churn-Turbulent Gas/Liquid Flows

Elena A. Tselishcheva, Steven P. Antal, Michael Z. Podowski, Donna Post Guillen, Matthias Beyer, Dirk Lucas
Proc. ASME. ICONE17, Volume 5: Fuel Cycle and High and Low Level Waste Management and Decommissioning; Computational Fluid Dynamics (CFD), Neutronics Methods and Coupled Codes; Instrumentation and Control, 317-326, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75210
https://doi.org/10.1115/ICONE17-75210
View Paper titled, Development and Validation of a Multifield Model of Churn-Turbulent Gas/Liquid Flows
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Topics: Flow (Dynamics), Turbulence, Bubbles, Modeling, Computers, Engineering simulation, Fluid dynamics, Simulation, Test facilities, Two-phase flow
Proceedings Papers

Air/Water Counter-Current Flow Experiments in a Model of the Hot Leg of a Pressurised Water Reactor

Christophe Valle´e, Deendarlianto, Matthias Beyer, Dirk Lucas, Helmar Carl
Proc. ASME. ICONE16, Volume 2: Fuel Cycle and High Level Waste Management; Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 807-816, May 11–15, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICONE16-48374
https://doi.org/10.1115/ICONE16-48374
View Paper titled, Air/Water Counter-Current Flow Experiments in a Model of the Hot Leg of a Pressurised Water Reactor
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Topics: Flow (Dynamics), Water, Computational fluid dynamics, Boilers, Condensers (steam plant), Floods, Geometry, Pressurized water reactors, Reactor vessels, Steam
Journal Articles

Air/Water Counter-Current Flow Experiments in a Model of the Hot Leg of a Pressurized Water Reactor

Christophe Vallée, Deendarlianto, Matthias Beyer, Dirk Lucas, Helmar Carl
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2009, 131(2): 022905.
https://doi.org/10.1115/1.3043816
Published Online: January 5, 2009
View Article titled, Air/Water Counter-Current Flow Experiments in a Model of the Hot Leg of a Pressurized Water Reactor
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Topics: Floods, Flow (Dynamics), Pressure, Water, Pressurized water reactors