Experimental insights on iron-based alloys corrosion in water cooled loops
This paper presents experimental findings on the behavior of iron-based alloys in environmental conditions typical of nuclear fusion technology, specifically focusing on material degradation, which is a critical aspect for the water cooling system of EU DEMO breeding blankets. The experimental campa...
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| Format: | Article |
| Language: | English |
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Elsevier
2024-12-01
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| Series: | Nuclear Materials and Energy |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S2352179124002096 |
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| author | Martina Molinari Eugenio Lo Piccolo Raffaele Torella Matteo D’Onorio Nicholas Terranova Gianfranco Caruso |
| author_facet | Martina Molinari Eugenio Lo Piccolo Raffaele Torella Matteo D’Onorio Nicholas Terranova Gianfranco Caruso |
| author_sort | Martina Molinari |
| collection | DOAJ |
| description | This paper presents experimental findings on the behavior of iron-based alloys in environmental conditions typical of nuclear fusion technology, specifically focusing on material degradation, which is a critical aspect for the water cooling system of EU DEMO breeding blankets. The experimental campaign investigates potassium hydroxide’s role as an alkalizing agent, testing various concentrations to assess its impact on corrosion resistance. Additionally, it examines how oxygen levels affect localized corrosion development, which is crucial for mitigating corrosion risks in fusion applications. Seven 1000-hour tests were conducted to determine optimal conditions for corrosion reduction. Findings include identifying an oxygen concentration threshold to prevent piping cracking on EUROFER97 specimens. |
| format | Article |
| id | doaj-art-72868d09594a41beb31680da0401ce7f |
| institution | OA Journals |
| issn | 2352-1791 |
| language | English |
| publishDate | 2024-12-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Nuclear Materials and Energy |
| spelling | doaj-art-72868d09594a41beb31680da0401ce7f2025-08-20T02:34:55ZengElsevierNuclear Materials and Energy2352-17912024-12-014110178610.1016/j.nme.2024.101786Experimental insights on iron-based alloys corrosion in water cooled loopsMartina Molinari0Eugenio Lo Piccolo1Raffaele Torella2Matteo D’Onorio3Nicholas Terranova4Gianfranco Caruso5Department of Astronautical, Electrical and Energy Engineering (DIAEE) – Nuclear Section, Sapienza University of Rome, Corso Vittorio Emanuele II 244, 00186 Rome, Italy; Corresponding author.RINA Consulting – Centro Sviluppo Materiali S.p.A. Roma, Via di Castel Romano 100, 00128 Rome, ItalyRINA Consulting – Centro Sviluppo Materiali S.p.A. Roma, Via di Castel Romano 100, 00128 Rome, ItalyDepartment of Astronautical, Electrical and Energy Engineering (DIAEE) – Nuclear Section, Sapienza University of Rome, Corso Vittorio Emanuele II 244, 00186 Rome, ItalyENEA Fusion and Technology for Nuclear Safety and Security Department, Frascati RC, Via Enrico Fermi 45, 00044 Frascati, ItalyDepartment of Astronautical, Electrical and Energy Engineering (DIAEE) – Nuclear Section, Sapienza University of Rome, Corso Vittorio Emanuele II 244, 00186 Rome, ItalyThis paper presents experimental findings on the behavior of iron-based alloys in environmental conditions typical of nuclear fusion technology, specifically focusing on material degradation, which is a critical aspect for the water cooling system of EU DEMO breeding blankets. The experimental campaign investigates potassium hydroxide’s role as an alkalizing agent, testing various concentrations to assess its impact on corrosion resistance. Additionally, it examines how oxygen levels affect localized corrosion development, which is crucial for mitigating corrosion risks in fusion applications. Seven 1000-hour tests were conducted to determine optimal conditions for corrosion reduction. Findings include identifying an oxygen concentration threshold to prevent piping cracking on EUROFER97 specimens.http://www.sciencedirect.com/science/article/pii/S2352179124002096Potassium hydroxideOxygen controlCorrosionCorrosion testsEUROFERHigh-temperature high-pressure |
| spellingShingle | Martina Molinari Eugenio Lo Piccolo Raffaele Torella Matteo D’Onorio Nicholas Terranova Gianfranco Caruso Experimental insights on iron-based alloys corrosion in water cooled loops Nuclear Materials and Energy Potassium hydroxide Oxygen control Corrosion Corrosion tests EUROFER High-temperature high-pressure |
| title | Experimental insights on iron-based alloys corrosion in water cooled loops |
| title_full | Experimental insights on iron-based alloys corrosion in water cooled loops |
| title_fullStr | Experimental insights on iron-based alloys corrosion in water cooled loops |
| title_full_unstemmed | Experimental insights on iron-based alloys corrosion in water cooled loops |
| title_short | Experimental insights on iron-based alloys corrosion in water cooled loops |
| title_sort | experimental insights on iron based alloys corrosion in water cooled loops |
| topic | Potassium hydroxide Oxygen control Corrosion Corrosion tests EUROFER High-temperature high-pressure |
| url | http://www.sciencedirect.com/science/article/pii/S2352179124002096 |
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