Pub Date : 2024-06-24DOI: 10.1080/00295639.2024.2356986
Rodolfo M. Ferrer, Edward W. Larsen
An infinite-medium analysis is performed for neutron transport spatial discretization methods in planar geometry. Angular flux solutions of the spatially continuous transport equation, which are dr...
{"title":"On the Accuracy of Transport Spatial Discretization Methods for Diffusive Regimes","authors":"Rodolfo M. Ferrer, Edward W. Larsen","doi":"10.1080/00295639.2024.2356986","DOIUrl":"https://doi.org/10.1080/00295639.2024.2356986","url":null,"abstract":"An infinite-medium analysis is performed for neutron transport spatial discretization methods in planar geometry. Angular flux solutions of the spatially continuous transport equation, which are dr...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"29 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141504864","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-24DOI: 10.1080/00295639.2024.2357454
Hicham Satti, Otman El Hajjaji, Tarek El Bardouni, Tarik El Ghalbzouri
This paper presents in-depth exploration and verification of the OpenNode nodal diffusion code, a robust tool designed for multigroup neutron diffusion simulations under steady-state conditions. Le...
{"title":"Verification of Adjoint Solution Commutativity with the New OpenNode Nodal Diffusion Code","authors":"Hicham Satti, Otman El Hajjaji, Tarek El Bardouni, Tarik El Ghalbzouri","doi":"10.1080/00295639.2024.2357454","DOIUrl":"https://doi.org/10.1080/00295639.2024.2357454","url":null,"abstract":"This paper presents in-depth exploration and verification of the OpenNode nodal diffusion code, a robust tool designed for multigroup neutron diffusion simulations under steady-state conditions. Le...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"21 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141738337","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-24DOI: 10.1080/00295639.2024.2347688
Quincy Huhn, Ben C. Yee, Andrew T. Till
Arbitrary Lagrangian-Eulerian methods are a popular choice for hydrodynamic modeling in radiation (rad-hydro) simulations. Because these methods involve a relaxation step that moves the mesh relati...
{"title":"A Survey of Multimaterial Treatments for Thermal Radiative Transfer","authors":"Quincy Huhn, Ben C. Yee, Andrew T. Till","doi":"10.1080/00295639.2024.2347688","DOIUrl":"https://doi.org/10.1080/00295639.2024.2347688","url":null,"abstract":"Arbitrary Lagrangian-Eulerian methods are a popular choice for hydrodynamic modeling in radiation (rad-hydro) simulations. Because these methods involve a relaxation step that moves the mesh relati...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"460 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141529048","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-24DOI: 10.1080/00295639.2024.2364463
K. L. Young, C. K. Phillips, M. D. Reyes, T. C. O’Connor, R. S. Schierman, A. Meldem, E. S. English, W. N. West
A prototype configuration of an Elios 3 indoor inspection drone, made by Flyability, comprising a lightweight light detection and ranging (LiDAR) system and a wide-range, electronic dosimeter was d...
{"title":"Mission Results: Creating a 3D Map of a Very High Radiation Confined Space Using the LiDAR-Equipped Elios 3 Drone","authors":"K. L. Young, C. K. Phillips, M. D. Reyes, T. C. O’Connor, R. S. Schierman, A. Meldem, E. S. English, W. N. West","doi":"10.1080/00295639.2024.2364463","DOIUrl":"https://doi.org/10.1080/00295639.2024.2364463","url":null,"abstract":"A prototype configuration of an Elios 3 indoor inspection drone, made by Flyability, comprising a lightweight light detection and ranging (LiDAR) system and a wide-range, electronic dosimeter was d...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"64 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141515844","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-21DOI: 10.1080/00295639.2024.2356418
K. Podila, Q. Chen, N. Onder
This paper presents computational fluid dynamics (CFD) simulations of the coolant gas flow in a pebble bed reactor core to assess the suitability of CFD models to accurately predict the temperature...
{"title":"Assessment of CFD Predictions Using Experiments from a Heated Gas-Cooled Pebble Bed Facility","authors":"K. Podila, Q. Chen, N. Onder","doi":"10.1080/00295639.2024.2356418","DOIUrl":"https://doi.org/10.1080/00295639.2024.2356418","url":null,"abstract":"This paper presents computational fluid dynamics (CFD) simulations of the coolant gas flow in a pebble bed reactor core to assess the suitability of CFD models to accurately predict the temperature...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"22 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141529007","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-21DOI: 10.1080/00295639.2024.2356400
Yunfei Sun, Tong Li, Lan Lan, Shuhao Xu, Jiahua Chen, Wanqian Zhu, Song Xue, Hongxin Luo, Limin Jin
Based on finite element analysis, a typical synchrotron radiation front-end high heat load absorber (fixed mask) is thermally analyzed to illustrate the heat transfer paths and thermal release mech...
{"title":"Thermal Release Mechanisms of a Typical Absorber at the Synchrotron Radiation Front-End Based on Finite Element Analysis","authors":"Yunfei Sun, Tong Li, Lan Lan, Shuhao Xu, Jiahua Chen, Wanqian Zhu, Song Xue, Hongxin Luo, Limin Jin","doi":"10.1080/00295639.2024.2356400","DOIUrl":"https://doi.org/10.1080/00295639.2024.2356400","url":null,"abstract":"Based on finite element analysis, a typical synchrotron radiation front-end high heat load absorber (fixed mask) is thermally analyzed to illustrate the heat transfer paths and thermal release mech...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"87 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141504867","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-20DOI: 10.1080/00295639.2024.2357435
C. Fedon, R. P. Kollaard, A. Metz
In the context of designing radiotherapy facilities, typical dose estimation methods involve analytical approaches, as outlined in International Atomic Energy Agency (IAEA) Safety Reports Series No...
{"title":"The Use of Variance Reduction Techniques for Photon Dose Estimation in the Design of Radiotherapy Facilities at 10 and 15 MeV via Monte Carlo Simulations","authors":"C. Fedon, R. P. Kollaard, A. Metz","doi":"10.1080/00295639.2024.2357435","DOIUrl":"https://doi.org/10.1080/00295639.2024.2357435","url":null,"abstract":"In the context of designing radiotherapy facilities, typical dose estimation methods involve analytical approaches, as outlined in International Atomic Energy Agency (IAEA) Safety Reports Series No...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"11 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141515846","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-20DOI: 10.1080/00295639.2024.2357943
C. Sartoris, J.-A. Zambaux, F. Fichot
In case of a severe accident in a light water reactor, a debris bed may form in the core and possibly melt, as happened in Three Mile Island Unit 2. Knowledge about the coolability of such a molten...
{"title":"Coolability of a Corium Pool in a Debris Bed: Impact of Debris Size, Steam, and Liquid Flow Rate; Tilting Angle; and Pressure on Critical Heat Flux—First Numerical Evaluations","authors":"C. Sartoris, J.-A. Zambaux, F. Fichot","doi":"10.1080/00295639.2024.2357943","DOIUrl":"https://doi.org/10.1080/00295639.2024.2357943","url":null,"abstract":"In case of a severe accident in a light water reactor, a debris bed may form in the core and possibly melt, as happened in Three Mile Island Unit 2. Knowledge about the coolability of such a molten...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"21 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141532521","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-20DOI: 10.1080/00295639.2024.2357422
Axel Laureau, Thibault Le Meute, Thomas Ligonnet, Elsa Merle
This article outlines the advancements made in broadening the application scope of the OpenMC neutron transport code to include thermohydraulic coupling and nuclear data uncertainty propagation. Th...
{"title":"Tool Developments in the OpenMC Code: Correlated Sampling and Transient Fission Matrix Approach Coupled to OpenFOAM","authors":"Axel Laureau, Thibault Le Meute, Thomas Ligonnet, Elsa Merle","doi":"10.1080/00295639.2024.2357422","DOIUrl":"https://doi.org/10.1080/00295639.2024.2357422","url":null,"abstract":"This article outlines the advancements made in broadening the application scope of the OpenMC neutron transport code to include thermohydraulic coupling and nuclear data uncertainty propagation. Th...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"54 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141530947","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-06-20DOI: 10.1080/00295639.2024.2353987
Luca Fiorito, Matteo Zanetti, Federico Grimaldi, Gert van den Eynde
Safety analyses of MYRRHA require calculating the reactor temperature feedback coefficients of reactivity associated with power operation. Within this framework, a significant emphasis is put on th...
{"title":"Uncertainty Quantification for the Doppler Reactivity Feedback Coefficient of MYRRHA","authors":"Luca Fiorito, Matteo Zanetti, Federico Grimaldi, Gert van den Eynde","doi":"10.1080/00295639.2024.2353987","DOIUrl":"https://doi.org/10.1080/00295639.2024.2353987","url":null,"abstract":"Safety analyses of MYRRHA require calculating the reactor temperature feedback coefficients of reactivity associated with power operation. Within this framework, a significant emphasis is put on th...","PeriodicalId":19436,"journal":{"name":"Nuclear Science and Engineering","volume":"29 1","pages":""},"PeriodicalIF":1.2,"publicationDate":"2024-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141515845","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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