Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned

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Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned. / Faruoli, Maria; Planquart, Philippe; Van Tichelen, Katrien.

The 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19). SCK CEN, 2022. p. 1-14 36106.

Research output: Contribution to report/book/conference proceedingsIn-proceedings paperpeer-review

Harvard

Faruoli, M, Planquart, P & Van Tichelen, K 2022, Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned. in The 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19)., 36106, SCK CEN, pp. 1-14, 2022 - NURETH - 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics, Brussels, Belgium, 2022-03-06.

APA

Faruoli, M., Planquart, P., & Van Tichelen, K. (2022). Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned. In The 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19) (pp. 1-14). [36106] SCK CEN.

Vancouver

Faruoli M, Planquart P, Van Tichelen K. Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned. In The 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19). SCK CEN. 2022. p. 1-14. 36106

Author

Faruoli, Maria ; Planquart, Philippe ; Van Tichelen, Katrien. / Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned. The 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19). SCK CEN, 2022. pp. 1-14

Bibtex - Download

@inproceedings{53a0b4a4a5d142e4b3e9e645cbc76ca0,
title = "Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned",
abstract = "The MYRRHABELLE facility is a thermal-hydraulic 1/5-scale model of the MYRRHA reactor, with an electrical core simulator and water as primary coolant. It is used to validate CFD simulations of a pool-type reactor and provides insights into the thermal-hydraulic behaviour of this innovative reactor design. The facility is flexible and easy to operate and extensive tests have therefore been performed in different conditions testing also accidental scenarios. The water model is mainly built in Plexiglass, allowing flow visualization and the use of advanced optical techniques for measurements of the flow and temperature field. In parallel to measurements, CFD simulations are performed with OpenFOAM to get detailed thermal-hydraulic data in the different regions of the water model. Assumptions are made in the numerical model concerning the importance of different physical phenomena. Conjugate heat transfer plays an important role in a pool-type reactor and is one of the lessons learned with these simulations. The CFD approach is validated by experimental measurements, with recommendations for the simulation of a complete pool-type reactor. The importance of buoyancy force when simulating low mass flow (high Richardson number) is emphasized. Recommendations for the design of the mesh are provided with respect to the size and complexity of the pool-type reactor.",
keywords = "Thermal-hydraulics, Validation, Water model, Lessons learned, MYRRHA",
author = "Maria Faruoli and Philippe Planquart and {Van Tichelen}, Katrien",
note = "Score=3; 2022 - NURETH - 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics ; Conference date: 06-03-2022 Through 11-03-2022",
year = "2022",
month = mar,
day = "6",
language = "English",
pages = "1--14",
booktitle = "The 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19)",
publisher = "SCK CEN",
address = "Belgium",
url = "http://www.nureth19.com",

}

RIS - Download

TY - GEN

T1 - Combining CFD and water model tests for the design of a pool HLM reactor: lessons learned

AU - Faruoli, Maria

AU - Planquart, Philippe

AU - Van Tichelen, Katrien

N1 - Conference code: NURETH19

PY - 2022/3/6

Y1 - 2022/3/6

N2 - The MYRRHABELLE facility is a thermal-hydraulic 1/5-scale model of the MYRRHA reactor, with an electrical core simulator and water as primary coolant. It is used to validate CFD simulations of a pool-type reactor and provides insights into the thermal-hydraulic behaviour of this innovative reactor design. The facility is flexible and easy to operate and extensive tests have therefore been performed in different conditions testing also accidental scenarios. The water model is mainly built in Plexiglass, allowing flow visualization and the use of advanced optical techniques for measurements of the flow and temperature field. In parallel to measurements, CFD simulations are performed with OpenFOAM to get detailed thermal-hydraulic data in the different regions of the water model. Assumptions are made in the numerical model concerning the importance of different physical phenomena. Conjugate heat transfer plays an important role in a pool-type reactor and is one of the lessons learned with these simulations. The CFD approach is validated by experimental measurements, with recommendations for the simulation of a complete pool-type reactor. The importance of buoyancy force when simulating low mass flow (high Richardson number) is emphasized. Recommendations for the design of the mesh are provided with respect to the size and complexity of the pool-type reactor.

AB - The MYRRHABELLE facility is a thermal-hydraulic 1/5-scale model of the MYRRHA reactor, with an electrical core simulator and water as primary coolant. It is used to validate CFD simulations of a pool-type reactor and provides insights into the thermal-hydraulic behaviour of this innovative reactor design. The facility is flexible and easy to operate and extensive tests have therefore been performed in different conditions testing also accidental scenarios. The water model is mainly built in Plexiglass, allowing flow visualization and the use of advanced optical techniques for measurements of the flow and temperature field. In parallel to measurements, CFD simulations are performed with OpenFOAM to get detailed thermal-hydraulic data in the different regions of the water model. Assumptions are made in the numerical model concerning the importance of different physical phenomena. Conjugate heat transfer plays an important role in a pool-type reactor and is one of the lessons learned with these simulations. The CFD approach is validated by experimental measurements, with recommendations for the simulation of a complete pool-type reactor. The importance of buoyancy force when simulating low mass flow (high Richardson number) is emphasized. Recommendations for the design of the mesh are provided with respect to the size and complexity of the pool-type reactor.

KW - Thermal-hydraulics

KW - Validation

KW - Water model

KW - Lessons learned

KW - MYRRHA

UR - https://ecm.sckcen.be/OTCS/llisapi.dll/open/49004643

M3 - In-proceedings paper

SP - 1

EP - 14

BT - The 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19)

PB - SCK CEN

T2 - 2022 - NURETH - 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics

Y2 - 6 March 2022 through 11 March 2022

ER -

ID: 7536351