Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water

Corrosion rate: Fast measurement for metals in supercritical water Measurement of corrosion rates in ‘difficult’ environments is an ever-present challenge to corrosion engineers. An accelerated methodology to enable the corrosion rate of steel and nickel alloys in supercritical water under realistic...

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Autores principales:	David Rodriguez, Dev Chidambaram
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Materials of engineering and construction. Mechanics of materials TA401-492
Acceso en línea:	https://doaj.org/article/b8891394796a46588b220f4a561c9038
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spelling	oai:doaj.org-article:b8891394796a46588b220f4a561c90382021-12-02T16:19:40ZAccelerated estimation of corrosion rate in supercritical and ultra-supercritical water10.1038/s41529-017-0006-12397-2106https://doaj.org/article/b8891394796a46588b220f4a561c90382017-08-01T00:00:00Zhttps://doi.org/10.1038/s41529-017-0006-1https://doaj.org/toc/2397-2106Corrosion rate: Fast measurement for metals in supercritical water Measurement of corrosion rates in ‘difficult’ environments is an ever-present challenge to corrosion engineers. An accelerated methodology to enable the corrosion rate of steel and nickel alloys in supercritical water under realistic conditions is presented. Supercritical water—a dense gaseous state at high temperature and pressure—is an attractive heat transfer medium for nuclear and coal-fired power stations, as it enables high heat transfer efficiency. Measuring corrosion rates for metals exposed to supercritical water is tricky to perform in situ however, necessitating long-term exposure tests. While accelerated tests have been reported, these did not use environments equivalent to those experienced in-service. However, David Rodriguez and Dev Chidambaram from the University of Nevada Reno in the USA now demonstrate the use of electrochemical analyses for assessing corrosion rate under realistic conditions, achieving results comparable to those from long-term gravimetric testing. This allows experiment times to be reduced from weeks or months, to less than a day.David RodriguezDev ChidambaramNature PortfolioarticleMaterials of engineering and construction. Mechanics of materialsTA401-492ENnpj Materials Degradation, Vol 1, Iss 1, Pp 1-6 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Materials of engineering and construction. Mechanics of materials TA401-492
spellingShingle	Materials of engineering and construction. Mechanics of materials TA401-492 David Rodriguez Dev Chidambaram Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water
description	Corrosion rate: Fast measurement for metals in supercritical water Measurement of corrosion rates in ‘difficult’ environments is an ever-present challenge to corrosion engineers. An accelerated methodology to enable the corrosion rate of steel and nickel alloys in supercritical water under realistic conditions is presented. Supercritical water—a dense gaseous state at high temperature and pressure—is an attractive heat transfer medium for nuclear and coal-fired power stations, as it enables high heat transfer efficiency. Measuring corrosion rates for metals exposed to supercritical water is tricky to perform in situ however, necessitating long-term exposure tests. While accelerated tests have been reported, these did not use environments equivalent to those experienced in-service. However, David Rodriguez and Dev Chidambaram from the University of Nevada Reno in the USA now demonstrate the use of electrochemical analyses for assessing corrosion rate under realistic conditions, achieving results comparable to those from long-term gravimetric testing. This allows experiment times to be reduced from weeks or months, to less than a day.
format	article
author	David Rodriguez Dev Chidambaram
author_facet	David Rodriguez Dev Chidambaram
author_sort	David Rodriguez
title	Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water
title_short	Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water
title_full	Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water
title_fullStr	Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water
title_full_unstemmed	Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water
title_sort	accelerated estimation of corrosion rate in supercritical and ultra-supercritical water
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/b8891394796a46588b220f4a561c9038
work_keys_str_mv	AT davidrodriguez acceleratedestimationofcorrosionrateinsupercriticalandultrasupercriticalwater AT devchidambaram acceleratedestimationofcorrosionrateinsupercriticalandultrasupercriticalwater
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Accelerated estimation of corrosion rate in supercritical and ultra-supercritical water

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