Journal ArticleDOI
CFD Investigation of helium gas flow in sphere packed (Pebble bed) in a rectangular canister using OpenFOAM
TLDR
In this article, the authors investigated the flow field of helium gas and temperature distribution inside a rectangular canister, considering the pebble bed as the porous medium, and the effect of different heat generation rates, mass flow rates, and packing arrangements (random and uniform arrangements) on the flow-field and temperature profile.About:
This article is published in Fusion Engineering and Design.The article was published on 2021-11-01. It has received 5 citations till now. The article focuses on the topics: Packed bed & Heat generation.read more
Citations
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Journal ArticleDOI
A review of recent study on the characteristics and applications of pebble flows in nuclear engineering
TL;DR: In this paper , the authors reviewed the recent three-year progress on the investigations of pebble bed flows in nuclear engineering and included both the application of PEBble beds in the fission reactors and the fusion reactors.
Journal ArticleDOI
Entropy generation minimization-based heat transfer and mass transfer study of rectangular packed-bed filled with spherical particles
TL;DR: In this paper , the authors focused on tritium extraction and heat-extraction characteristics of the lead lithium ceramic breeder (LLCB) blanket module, and developed a multi-region model in OpenFOAM using the locally varying porous medium approach to study coupled multi-physics phenomena.
Journal ArticleDOI
Research on purge gas flow characteristics in different pebble bed structures for fusion blanket
TL;DR: In this article , the effects of friction coefficient on the packing and purge gas flow characteristics of the pebble bed were investigated, and the authors verified the dependency of the flow characteristics on the configuration of the PEBble bed.
Journal ArticleDOI
Rapid analysis of packed pebble beds for thermal–hydraulic characteristics via reduced order models
TL;DR: In this paper , a reduced order model (ROM) was developed to reduce the computational complexity by employing simplified systems instead of the original complex system, thereby significantly saving computational time while maintaining accuracy.
Journal ArticleDOI
Numerical simulation of convective heat transfer in packed bed using open-source computational fluid dynamics
Si-Rui Wang,Cheng-An Wang +1 more
TL;DR: In this paper , the convection heat transfer in packed beds was simulated using the customized OpenFOAM "porousFoam_pimple" solver, which could provide the direction for the actual design and optimization of packed bed.
References
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Book
Convection in Porous Media
Donald A. Nield,Adrian Bejan +1 more
TL;DR: In this paper, an introduction to convection in porous media assumes the reader is familiar with basic fluid mechanics and heat transfer, going on to cover insulation of buildings, energy storage and recovery, geothermal reservoirs, nuclear waste disposal, chemical reactor engineering and the storage of heat-generating materials like grain and coal.
Journal ArticleDOI
Effect of fluid dispersion coefficients on particle-to-fluid mass transfer coefficients in packed beds. correlation of sherwood numbers
N. Wakao,T. Funazkri +1 more
TL;DR: In this article, the published heat transfer data obtained from steady and nonsteady measurements are corrected for the axial fluid thermal dispersion coefficient values proposed by Wakao and Funazkri.
Book
The Finite Volume Method in Computational Fluid Dynamics: An Advanced Introduction with OpenFOAM® and Matlab
TL;DR: This textbook explores both the theoretical foundation of the Finite Volume Method (FVM) and its applications in Computational Fluid Dynamics (CFD) with a thorough explanation of the FVM numerics and algorithms used for the simulation of incompressible and compressible fluid flows.
Journal ArticleDOI
Heat and flow characteristics of packed beds
TL;DR: In this paper, the state of the art for the heat and flow characteristics of packed beds under conditions where radiant heat transfer may be neglected is presented for the prediction of convective heat transfer, pressure drop, effective thermal conductivity, and wall heat transfer.
Journal ArticleDOI
Overview of the ITER TBM Program
L. Giancarli,Mohamed A. Abdou,David Campbell,V. Chuyanov,Mu-Young Ahn,Mikio Enoeda,C. Pan,Yves Poitevin,E. Rajendra Kumar,Italo Ricapito,Y. Strebkov,Sadaaki Suzuki,P.C. Wong,M. Zmitko +13 more
TL;DR: The main features of the six TBSs that are presently planned for installation and operation in ITER, the main interfaces with other ITER systems and the main aspects of the TBM Program management are described.