Abstract
This paper presents technical aspects of large-scale direct numerical simulation (DNS) using high performance computing (HPC) cluster. It is divided in two parts. The first part contains a detailed description of HPC infrastructure used for the task, located in Świerk Computing Centre (CIŚ), Poland. The description includes hardware configuration, software used for on-demand deployment of dedicated subclusters, and finally queuing and storage systems. The second part presents the large-scale simulations performed using this HPC cluster. In this regard, a highly scalable CFD code NEK5000 has been used to perform the DNS of two important thermal-hydraulic problems within the nuclear industry, i.e. pressurized thermal shock and inter-channel mixing in a bare rod bundle configuration.
| Original language | English |
|---|---|
| Pages | 625-635 |
| Number of pages | 11 |
| State | Published - 2018 |
| Externally published | Yes |
| Event | International Topical Meeting on Advances in Thermal Hydraulics 2018, ATH 2018 - Held in conjunction with the 2018 American Nuclear Society (ANS) Winter Meeting - Orlando, United States Duration: 11 Nov 2018 → 15 Nov 2018 |
Conference
| Conference | International Topical Meeting on Advances in Thermal Hydraulics 2018, ATH 2018 - Held in conjunction with the 2018 American Nuclear Society (ANS) Winter Meeting |
|---|---|
| Country/Territory | United States |
| City | Orlando |
| Period | 11/11/18 → 15/11/18 |
Bibliographical note
Publisher Copyright:© 2018 International Topical Meeting on Advances in Thermal Hydraulics, ATH 2018 - Embedded Topical Meeting. All rights reserved.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 9 Industry, Innovation, and Infrastructure
Keywords
- DNS
- High performance computing
- NEK5000
ASJC Scopus subject areas
- Geotechnical Engineering and Engineering Geology
- Nuclear Energy and Engineering
- Nuclear and High Energy Physics
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