Logistics

Agenda

CFD for Nuclear Reactor Safety Applications

CFD4NRS-6 Workshop

September 13 - 15, 2016

Massachusetts Institute of Technology

Print Tuesday's resource material: Poster Session 1. Session 1, 2, 3, 4, 5, 6.
Start End Activity
7:45 a.m. 8:45 a.m. Breakfast and Registration - Wong Auditorium
8:45 a.m. 9:15 a.m.

Opening Remarks: E. Baglietto, General Chair

Welcome Address:

  • Jacopo Buongiorno, Professor & Associate Head, Nuclear Science & Engineering
  • Ho NIEH, Head of Nuclear Safety Technology and Regulation Division

General Information – Local Organizer, MIT

Wong Auditorium
9:15 a.m. 10:00 a.m.

Keynote Lecture 1, Arnoldo Badillo, PSI, CH

Synthesis of OECD-GEMIX Benchmark Results

Wong Auditorium
10:00 a.m. 10:20 a.m.

Coffee Break

Ting foyer (outside Wong Auditorium)

10:20 a.m . 10:30 a.m.

Short break to move into session rooms

10:30 a.m. 12:15 p.m.
12:15 p.m. 1:15 p.m.
Lunch Break - Morss Hall
1:15 p.m. 2:00 p.m.

Keynote Lecture 2, David W. Pointer, ORNL - USA

Progress and Challenges in Predictive Simulation of Thermal Hydraulic Phenomena

Morss Hall
2:00 p.m. 2:10 p.m.
Short break to move into session rooms
2:10 p.m. 3:30 p.m.
3:30 p.m. 4:15 p.m.
Poster Session 1 - Morss Hall - Coffee Break Served
4:15 p.m. 4:25 p.m.
Short break to move into session rooms
4:25 p.m. 5:45 p.m.
5:45 p.m. - - - - - -
END OF FIRST DAY

Tuesday, September 13, 2016

CFD4NRS-6 Workshop Program

Session 1

Fuel Applications 1

Session Co Chairs: R. Brewster (WEC, USA)

10:30 a.m. - 12:15 p.m. – Wong Auditorium

Presentation 1.1
Paper Title New Insights Into The Flow Inside Nuclear Reactor Fuel Bundles Using Magnetic Resonance Velocimetry
Authors M. Bruschewski, D. Freudenhammer, M.H.A. Piro, C. Tropea and S. Grundmann
Presentation 1.2
Paper Title Demonstration of Advanced Hydraulic Benchmark Data for PWR Mixing Vane Grid
Authors M. E. Conner, C. E. Estrada Perez, E. Dominguez-Ontiveros and Y. Hassan
Presentation 1.3
Paper Title CFD Simulation of Flow Mixing and Heat Transfer in 4x4 Rod Bundle with Twist-Vane Grid
Authors W.-K. In, C.-H. Shin, C. Lee, K.-G. Lee and C-Y.. Lee
Presentation 1.4
Paper Title Experimental and Computational Investigations of Flow By-Pass in a 37-Element CANDU Fuel Bundle in a Crept Pressure Tube
Authors M. H. A. Piro, F. Wassermann, M. Bruschweski, D. Fruedenhammer, S. Grundmann, S.J. Kim, M. Christon, M. Berndt, C. Azih and C. Tropea

Session 2

Containment 1

Session Co Chairs: M. Andreani (PSI, Switzerland), E. Laurien (UniStuttgart, Germany)

10:30 a.m. - 12:15 p.m. – Morss Hall

Presentation 2.1
Paper Title Double Blind Simulation Benchmark Based on Initial Operation Test of the Extended THAI+ Facility on Steam Condensation and Light Gas Mixing by Natural Convection
Authors M. Freitag and E. Schmidt
Presentation 2.2
Paper Title Blind Simulations of THAI Test TH27 with GASFLOW-MPI for Participation in the International Benchmark Conducted within the German THAI Program
Authors P. Royl, J. Xiao and T. Jordan
Presentation 2.3
Paper Title Numerical Simulation of Droplet Flows in the Model Containment THAI
Authors C. Kaltenbach and E. Laurien
Presentation 2.4
Paper Title URANS Analysis of the Erosion of a Stably Stratified Layer
Authors L. Ishay, G. Ziskind, U. Bieder and A. Rashkovan

Session 3

Multiphase General 1

Session Co Chairs: D. Bestion (CEA, France), A. Uchibori (JAEA, Japan)

2:10 p.m. - 3:30 p.m. – Wong Auditorium

Presentation 3.1
Paper Title Validation of the Baseline Model for Poly-Disperse Bubbly Flows
Authors D. Lucas, E. Krepper and R. Rzehak
Presentation 3.2
Paper Title CFD Calculations of Multiphase Flows with a Multifield Approach
Authors S. Mimouni, D. Lucas and I. Tiselj
Presentation 3.3
Paper Title Integral and Separate Effect Simulations of Bubbly Flows Using Interface Tracking Approach
Authors J. Fang, J. Feng and I. Bolotnov

Session 4

Plant - PTS

Session Co Chairs: J.P. Simoneau (EDF, France), M. Tanaka (JAEA, Japan)

2:10 p.m. - 3:30 p.m. – Morss Hall

Presentation 4.1
Paper Title IAEA CRP Benchmark of ROCOM Boron Diluation and PTS Test Cases for the Use of CFD in Reactor Design
Authors T. Höhne and S. Kliem
Presentation 4.2
Paper Title Towards the Benchmarking Direct Numerical Simulations of a Single Phase Pressurized Thermal Shock
Authors D. Rosa, A. Shams and E.M.J. Komen
Presentation 4.3
Paper Title Methodology Development of CFD/PFM for PTS Analysis on Nuclear Reactor Safety
Authors J.-X. Kang, P.-C. Huang, Y.-C. Hung, C.-H. Lin, Y.-S. Tseng, Y.-M. Ferng and C.-Y. Shih

Poster Session 1

Plant and Mixing Applications

.

3:30 p.m. - 4:15 p.m. – Morss Hall

Poster P1.1
Poster Title ANALYSIS OF THE COLD TRAP CONFIGURATION IN AP1000® USING CFD
Authors H.Xu, R.F. Wright
Poster P1.2
Poster Title NEPTUNE_CFD VALIDATION FOR PRESSURIZED THERMAL SHOCK (PTS) APPLICATIONS ON TOPFLOW-PTS STEADY-STATE STEAM-WATER EXPERIMENTAL TESTS WITH DIFFERENT WATER LEVELS IN THE COLD LEG
Authors J. Roy, C. Heib
Poster P1.3
Poster Title COMPUTATIONAL STUDY OF THE SAFETY INJECTION TANK PERFORMANCE
Authors J.O. Cho, J. I. Lee, Y. Addad, Y. S. Nietiadi, Y. S. Bang, S. H. Yoo
Poster P1.4
Poster Title ANSYS CFX SIMULATION OF T-JUNCTION MIXING PHENOMENA AND VALIDATION AGAINST VATTENFALL EXPERIMENT RESULTS
Authors M. Aghazarian, A. Nalbandyan, Ts. Malakyan, A. Amirjanyan
Poster P1.5
Poster Title DEVELOPMENT OF UNSTRUCTURED MESH-BASED NUMERICAL METHOD FOR SODIUM-WATER REACTION PHENOMENON IN STEAM GENERATORS OF SODIUM-COOLED FAST REACTORS
Authors A. Uchibori, A. Watanabe, T. Takata, S. Ohno, H. Ohshima
Poster P1.6
Poster Title COMPARISON OF HYDROGEN FLAME ACCELERATION PREDICTIONS USING THE EDDY-DISSIPATION AND THE TURBULENT FLAME CLOSURE
Authors Y. Halouane, A. Dehbi
Poster P1.7
Paper Title PREDICTION OF THE TEMPERATURE DISTRIBUTION IN A DOUBLE TUBE COUNTER-FLOW HEAT EXCHANGER USING ANSYS CFX
Authors A. Papukchiev, M. Scheuerer

Session 5

Boiling 1

Session Co Chairs: S. Mimouni (EDF, France), S. Lo (CD-adapco, UK)

4:25 p.m. - 5:45 p.m. – Wong Auditorium

Presentation 5.1
Paper Title Evaluation of Coalescence and Break-Up Kernels of Subcooled Boiling Flows in Vertical Channels
Authors S. Vahaji, L. Deju, S.C.P. Cheung, J.Y. Tu and Yeoh
Presentation 5.2
Paper Title Numerical Simulation of Nucleate Boiling Using Dynamic Models of Microlayer Formation and Evaporation
Authors A. Guion, J. Buongiorno, S. Zaleski, S. Afkhami and C. Narayanan
Presentation 5.3
Paper Title CFD Model for Simulation of Subcooled Nucleate Flow Boiling – Implementation and Validation
Authors M. Sonntag and X. Cheng

Session 6

Fluid Structure Interaction 1

Session Co Chairs: K. Miyoshi (INSS, Japan), T. Hoehne (HZDR, Germany)

4:25 p.m. - 5:45 p.m. – Morss Hall

Presentation 6.1
Paper Title Investigation of Cross-Flow Induced Vibrations in a Normal Square Tube Array by Means of Large-Eddy Simulations for Tube Damage Risk Assessment
Authors J. Berland, E. Deri, A. Adobes
Presentation 6.2
Paper Title Numerical Prediction of Flow Induced Vibrations for Safety in Nuclear Reactor Applications
Authors E. ter Hofstede, S. Kottapalli and A. Shams
Presentation 6.3
Paper Title Validation of Beam Vibration Simulations in Axial Flow
Authors R.A. Brewster and Y. Aleshin

Day 2 - WEDNESDAY, SEPTEMBER 14 - 2016

Print Wednesday's resource material: Poster Session 2. Session 7, 8, 9, 10, 11, 12.
Start End Activity
7:45 a.m. 8:45 a.m. Breakfast and Registration - Wong Auditorium
8:45 a.m. 9:30 a.m. Keynote Lecture 3, Jan-patrice Simoneau, EDF - France

Assessment of Nuclear Safety with CFD at EdF

Wong Auditorium
9:30 a.m. 9:35 a.m.

Short break to move into session rooms

9:35 a.m. 10:50 a.m.
10:50 a.m. 11:10 a.m.
Coffee and transition break - Coffee available outside at Morss and Wong
11:10 p.m. 12:25 p.m.
12:25 p.m. 1:45 p.m.
Lunch Break and Poster Session 2 – Morss Hall
1:45 p.m. 2:25 p.m.
Plenary Lecture, Dominique Bestion, CEA - France

Review of Uncertainty methods for CFD application to nuclear reactor thermalhydraulics

Wong Auditorium
2:30 p.m. 4:00 p.m.
Student Poster Competition – The Next Generation Safety Analyst

Ting foyer (outside Wong Auditorium) - coffee break during poster session
4:00 p.m. 4:15 p.m.

Short break to move into session rooms

4:15 p.m. 5:30 p.m.
7:00 p.m. 9:30 p.m.
CONFERENCE BANQUET AT THE MIT MUSEUM

Wednesday, September 14, 2016

CFD4NRS-6 Workshop Program

Session 7

Fuel Applications 2

Session Co Chairs: X. Cheng (SJTU, China), W-K. In (KAERI, Korea)

9:35 a.m. - 10:50 a.m. – Wong Auditorium

Presentation 7.1
Paper Title CFD Analysis of the Turbulent Flow in a PWR 5x5 Rod Bundle with Staggered Structural Grids
Authors P. E. Angeli and M. P. Peybernes
Presentation 7.2
Paper Title CFD Studies of Heat and Momentum Transfer at a Structured Fuel Rod Surface
Authors M. Bottcher and R. Gomez
Presentation 7.3
Paper Title Departure From Nucleate Boiling Simulations Using Computational Fluid Dynamics
Authors R.A. Brewster, Y. Xu, L. David Smith III, M.E. Conner and Z. Karoutas

Session 8

Containment 2

Session Co Chairs: G. Zigh (USNRC, USA), S. Kelm (FZJ, Germany)

9:35 a.m. - 10:50 a.m. – Morss Hall

Presentation 8.1
Paper Title CFD Simulation of Cooler Tests in the MISTRA Facility: A Focus on Liquid Condensate Re-evaporation
Authors K. Hall and C. Boyd
Presentation 8.2
Paper Title Development of a Wall Condensation Model for Coarse Mesh Containment Scale Applications
Authors H. Muller, J. Lehmkuhl, S. Kelm, A. Hundausen, A. Belt and H.-J. Allelain
Presentation 8.3
Paper Title Application of Two-Phase Flow CFD to the Phenomena Expected in the Fukushima Daiichi S/C
Authors M. Pellegrini and M. Naitoh

Session 9

Boiling 2

Session Co Chairs: G. H. Yeoh (UNSW, Australia), D. Lucas (HZDR. Germany)

11:10 a.m. - 12:25 p.m. – Wong Auditorium

Presentation 9.1
Paper Title Recent Advances in Nucleate Boiling Modelling and Application to DNB
Authors S. Mimouni, W. Benguigui, J. Lavieville, N. Merigoux, M. Guingo, C. Baudry and O. Marfaing
Presentation 9.2
Paper Title A CFD Simulation Effort on the Departure from Nucleate Boiling (DNB) in Subcooled Flow
Authors S.J. Kim, D.V. Rao, B. Okhuysen, R. Johns and E. Baglietto
Presentation 9.3
Paper Title State-of-the-Art Hydraulic Pressure Drop and Lift Force Analysis for a PWR Fuel Assembly by Using CFD as Compared to the Classical One-Dimensional Approach
Authors D.-Y. Sheng and M. Seidl

Session 10

Fluid Structure Interaction 2

Session Co Chairs: E. Komen (NRG, Netherlands), Gaurav Kewlani (MIT. USA)

11:10 a.m. - 12:25 p.m. – Morss Hall

Presentation 10.1
Paper Title Fundamental Validation of Fluid-Structure Thermal Interaction Simulation Code for Thermal Striping in Sodium-Cooled Fast Reactors with Parallel Triple Jets Mixing Experiments
Authors M. Tanaka, J. Kobayashi and K. Nagasawa
Presentation 10.2
Paper Title Effects of Seismically Induced Sloshing in Elsy Reactors
Authors M. Jeltsov, W. Villanueva and P. Kudinov
Presentation 10.3
Paper Title Measurement of Wall Temperature with 148 Thermocouples to Improve Simulation Methods for Thermal Fatigue Evaluation at a Mixing Tee
Authors K. Miyoshi, Y. Utanohara and A. Nakamura

Poster Session 2

Fuel and General Multiphase

.

12:25 p.m. - 1:45 p.m. – Morss Hall

Poster P2.1
Poster Title NUMERICAL SIMULATION ON SUBCOOLED BOILING FLOW OF THE ULPU-V EXPERIMENTS USING RPI MODEL
Authors J. Suh, H. Ha
Poster P2.2
Poster Title ON THE USE OF CFD TO ASSESS SUBCHANNEL MASS FLOW RATE MAPS IN COMPONENT SCALE SIMULATION OF A FUEL ASSEMBLY
Authors R. Denèfle, M. Montout, M. C. Gauffre, P. Vierstraete, S. Benhamadouche, C. Baudry, N. Merigoux
Poster P2.3
Poster Title EXPERIMENT STUDY FOR LIFT FORCE IN TWO PHASE MODELING IN WATER
Authors L. ZhongChun, S. Xiaoming, J. ShengYao, M. Ishii
Poster P2.4
Poster Title ADVANCES IN THE DEVELOPMENT OF NEK-2P: A TWO-PHASE FLOW MODELING CAPABILITY FOR THE NEK5000 CFD CODE
Authors MA. Tentner, P. Vegendla, A. Tomboulides, A. Obabko, E. Merzari, D. Shaver
Poster P2.5
Poster Title CFD VALIDATION FOR FLOW IN ROD BUNDLES WITH SPLIT-VANE SPACER GRIDS
Authors J. Xiong, X. Cheng, Y. Yang
Poster P2.6
Poster Title WALL-RESOLVED LARGE EDDY SIMULATION OF SECONDARY FLOW IN GRID-FREE FUEL ASSEMBLY
Authors B. Mikuž, I. Tiselj
Poster P2.7
Paper Title RESEARCH ON SUBCHANNEL RESISTANCE COEFFICIENT CALCULATION BASED ON CFD METHODOLOGY
Authors X. Chen, S. Du, S. Li, Z. Li

Session 11

Multiphase General 2

Session Co Chairs: A. Tentner (ANL, USA), J. Xiong (SJTU, China)

4:15 p.m. - 5:30 p.m. – Wong Auditorium

Presentation 11.1
Paper Title A Generalized Large Interface to Dispersed Bubbly Flow Approach to Model Two-Phase Flows in a Nuclear Power Plant
Authors N. Mérigoux, J. Laviéville, S. Mimouni, M. Guingo and C. Baudry
Presentation 11.2
Paper Title Analysis and Applications of a Multi-Field Approach for Plunging Jet Configurations
Authors E. Krepper, D. Lucas and F. Zidouni
Presentation 11.3
Paper Title Resolved Interface Taylor Bubble Simulations to Support Eulerian Multiphase Closures Derivation
Authors G. Montoya and E. Baglietto

Session 12

Containment 3

Session Co Chairs: M. Pellegrini (IAE, Japan), C. Boyd (USNRC, USA)

4:15 p.m. - 5:30 p.m. – Morss Hall

Presentation 12.1
Paper Title Synthesis of a Blind CFD Benchmark Exercise Based on a Test in the PANDA Facility Addressing the Stratification Erosion by a Vertical Jet in Presence of a Flow Obstruction
Authors M. Andreani, Y. Daqiang, A.J. Gaikwad, S. Ganju, B. Gera, S. Grigoryev, L.E. Herranz, R. Huhtanen, A. Kanaev, S. Kelm, J. Kim, T. Nishimura, B. Schramm, M. Sharabi and D. Paladino
Presentation 12.2
Paper Title Importance of Thermal Radiation Heat Transfer Modeling in Containment Typical Flows
Authors S. Kelm, H. Müller, H.-J. Allelein
Presentation 12.3
Paper Title Modeling of Thermal Stratification and Mixing Induced by Steam Injection Through Spargers into a Large Water Pool
Authors I. Gallego-Marcos, W. Villanueva, R. Kapulla, S. Paranjape, D. Paladino and P. Kudinov

Day 3 - THURSDAY, SEPTEMBER 15 - 2016
Print Thursday's resource material: Session 13, 14.
Start End Activity
7:45 a.m. 8:45 a.m. Breakfast and Registration - Wong Auditorium
8:45 a.m. 9:30 a.m. Keynote Lecture 4, Philippe Bardet, GWU - USA

Laser diagnostic development for code benchmark and validation

Wong Auditorium
9:30 a.m. 9:40 a.m.

Short break to move into session rooms

9:40 a.m. 10:55 a.m.
10:55 a.m. 11:20 a.m.
Coffee and Transition break - Coffee available Ting Foyer
11:20 a.m. 12:35 p.m.

Wong Auditorium

 Panel Session on Workshop Summaries

Chaired by D. Bestion (CEA, Grenoble), Emilio Baglietto (MIT, USA)
12:35 p.m. 1:40 p.m.
Grab & Go Lunch - Ting Foyer
2:00 p.m. 4:30 p.m.
Tour of MIT Experimental Facility
    Tour 1 – Thermal Hydraulics Lab
    Tour 2 – Mesoscale Nuclear Materials Lab
    Tour 3 – Plasma Science and Fusion Cente
END OF WORKSHOP

Thursday, September 15, 2016

CFD4NRS-6 Workshop Program

Session 13

Best Estimate / VUQ

Session Co Chairs: J. Laviéville, (EDF France), Matteo Bucci (MIT, USA)

9:40 a.m. – 10:55 a.m. – Wong Auditorium

Presentation 13.1
Paper Title AESJ Guideline for Computer Simulation in Nuclear Engineering
Authors S. Koshizuka, M. Tanaka and K. Nakada
Presentation 13.2
Paper Title Uncertainty Quantification and Validation of a CFD Simulation of Surface Condensation in the Presence of Non-Condensable Gas
Authors K. Hall and C. Boyd
Presentation 13.3
Paper Title Application and Validation of the Multiscale Code ATHLET-ANSYS CFX for Transient Flows in Next Generation Reactors
Authors A. Papukchiev, C. Geffray, D. Grischenko and P. Kudinov

Session 14

Containment 4

Session Co Chairs: H. Müller (RWTH, Germany), K. Hall (ALDEN, USA)

9:40 a.m. – 10:55 a.m. – Morss Hall

Presentation 14.1
Paper Title Simulation of a Natural Convection Flow with Humid Air in a Two-Room Geometry
Authors A. Mansour and E. Laurien
Presentation 14.2
Paper Title Large Eddy Simulations of Free Convection Particle Transport Inside Cavities at Rayleigh Numbers up to 1010
Authors A. Dehbi and J. Kalilainen
Presentation 14.3
Paper Title Investigations on Steam Condensation with Air at the Exterior Surface of a Circular Tube for Passive Containment Cooling System Design
Authors D.-W. Jerng and J.-H. Hwang