<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p> Carbon Capture and Storage (CCS) technologies are a perspective solution to reduce the amount of CO2 emissions. One of promising methods is Ca-looping, which is based on carbonation and calcination reactions. During both of these processes, especially calcination, high temperatures (650-950°C) are required. This means high demands on the corrosion resistance of equipment materials. Therefore, we carried out a study to suggest materials with suitable properties for calciner construction, which have to be particularly heat resistant: stainless steels (AISI 304, AISI 316L and AISI 316Ti) and nickel alloys (Inconel 713, Inconel 738, Incoloy 800H). A special device simulating calciner environment was built for this purpose. Chosen materials were tested in temperature 900°C, atmospheric pressure and gaseous environment with composition that can be possible in a calciner. The surfaces of materials were evaluated to determine composition and properties of formed oxide layers. High temperature oxidation was observed on all tested materials and oxide exfoliation occurred on some of tested materials (304, 316L).</p></abstract>

Carbon Capture and Storage (CCS) technologies are a perspective solution to reduce the amount of CO2 emissions. One of promising methods is Ca-looping, which is based on carbonation and calcination reactions. During both of these processes, especially calcination, high temperatures (650-950°C) are required. This means high demands on the corrosion resistance of equipment materials. Therefore, we carried out a study to suggest materials with suitable properties for calciner construction, which have to be particularly heat resistant: stainless steels (AISI 304, AISI 316L and AISI 316Ti) and nickel alloys (Inconel 713, Inconel 738, Incoloy 800H). A special device simulating calciner environment was built for this purpose. Chosen materials were tested in temperature 900°C, atmospheric pressure and gaseous environment with composition that can be possible in a calciner. The surfaces of materials were evaluated to determine composition and properties of formed oxide layers. High temperature oxidation was observed on all tested materials and oxide exfoliation occurred on some of tested materials (304, 316L).

Materials for use in calcium looping technology for CCS – corrosion processes in high-temperature CO<sub>2</sub>

Koroze a ochrana materiálu

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Materials for use in calcium looping technology for CCS – corrosion processes in high-temperature CO

Carbon Capture and Storage (CCS) technologies are a perspective solution to reduce the amount of CO2 emissions. One of promising methods is Ca-looping, which...

Materials for use in calcium looping technology for CCS – corrosion processes in high-temperature CO₂

Pubblicato online: 27 ott 2017

Pagine: 143 - 148

DOI: https://doi.org/10.1515/kom-2017-0017

© by J. Poláčková

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Materials for use in calcium looping technology for CCS – corrosion processes in high-temperature CO2

Pubblicato online: 27 ott 2017

Pagine: 143 - 148

DOI: https://doi.org/10.1515/kom-2017-0017

© by J. Poláčková

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Materials for use in calcium looping technology for CCS – corrosion processes in high-temperature CO₂