{"id":1680,"date":"2023-09-07T18:15:55","date_gmt":"2023-09-07T18:15:55","guid":{"rendered":"https:\/\/aurora-heu.eu\/?p=1680"},"modified":"2024-12-17T11:36:07","modified_gmt":"2024-12-17T11:36:07","slug":"abstract-towards-understanding-cesar1-degradation","status":"publish","type":"post","link":"https:\/\/aurora-heu.eu\/fr\/2023\/09\/07\/abstract-towards-understanding-cesar1-degradation\/","title":{"rendered":"Abstract \u2013 TCCS-12: Towards understanding CESAR1 degradation"},"content":{"rendered":"

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Ethanolamine (MEA), a water-based solvent, has long been considered the \u201cbenchmark\u201d solvent for post-combustion CO\u2082 capture. This is not because it is the best-performing solvent\u2014it has relatively high energy requirements and is chemically unstable compared to newer alternatives.<\/h4>\n

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Instead, MEA remains a reference point because there is an abundance of knowledge and public data<\/strong> about how it performs and how it degrades. Scientists have successfully identified more than 50 different by-products of MEA degradation and have accounted for all the nitrogen lost during this process. This means that the \u201cmass and nitrogen balance\u201d of MEA degradation is completely understood.<\/p>\n

[\/et_pb_text][et_pb_button button_url=”https:\/\/az659834.vo.msecnd.net\/eventsairwesteuprod\/production-ntnu-public\/d176fa22134f4385b7a462d78c5d9b58″ url_new_window=”on” button_text=”Read the whole abstract” _builder_version=”4.21.0″ _module_preset=”default” button_on_hover=”off” custom_padding=”0.6rem|2rem|0.6rem|1rem|true|false” global_colors_info=”{}”][\/et_pb_button][et_pb_text _builder_version=”4.27.3″ _module_preset=”default” global_colors_info=”{}”]<\/p>\n

CESAR1: A Superior and Stable Alternative<\/strong><\/h4>\n

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While MEA is well studied, it is no longer the preferred choice for CO\u2082 capture. Newer solvents like CESAR1<\/strong>, a blend of piperazine (PZ) and 2-amino-2-methylpropan-1-ol (AMP), have replaced MEA because they are more stable<\/strong> and energy-efficient<\/strong>. CESAR1 was developed as part of the EU project CESAR (CO\u2082 Enhanced Separation and Recovery) between 2008 and 2011. This solvent has demonstrated excellent long-term stability and degrades much less than MEA, making it a more sustainable choice for industrial CO\u2082 capture.<\/p>\n

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The Need to Understand CESAR1\u2019s Degradation<\/strong><\/h4>\n

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Although CESAR1 is highly stable, it is still important to understand how it breaks down when it does degrade. This is because degradation by-products can have negative impacts<\/strong> on the environment and plant operation. For example:<\/p>\n

    \n
  • Some degradation compounds, like carcinogenic nitrosamines<\/strong>, could be harmful to the environment and public health.<\/li>\n
  • Other compounds could interfere with plant operation by causing corrosion<\/strong>, accelerating further degradation, or creating unwanted issues like foaming<\/strong>.<\/li>\n<\/ul>\n

    To ensure the safe and smooth operation of CO\u2082 capture plants, researchers must fully identify and analyze all the possible degradation compounds CESAR1 can form. While it may not be necessary to track every single by-product continuously, it is crucial to identify all of them at least once. This will help pinpoint which compounds require regular monitoring to protect the environment and ensure efficient plant performance.<\/p>\n

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    Understanding the degradation behavior of CESAR1 will provide the missing knowledge needed to operate CO\u2082 capture systems predictably and safely. This will not only ensure smooth industrial operation but also help minimize any environmental risks associated with solvent degradation.<\/h4>\n

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    Ethanolamine (MEA), a water-based solvent, has long been considered the \u201cbenchmark\u201d solvent for post-combustion CO\u2082 capture. This is not because it is the best-performing solvent\u2014it has relatively high energy requirements and is chemically unstable compared to newer alternatives.Instead, MEA remains a reference point because there is an abundance of knowledge and public data about how it performs and how it degrades. Scientists have successfully identified more than 50 different by-products of MEA degradation and have accounted for all the nitrogen lost during this process. This means that the \u201cmass and nitrogen balance\u201d of MEA degradation is completely understood.CESAR1: A Superior and Stable AlternativeWhile MEA is well studied, it is no longer the preferred choice for CO\u2082 capture. Newer solvents like CESAR1, a blend of piperazine (PZ) and 2-amino-2-methylpropan-1-ol (AMP), have replaced MEA because they are more stable and energy-efficient. CESAR1 was developed as part of the EU project CESAR (CO\u2082 Enhanced Separation and Recovery) between 2008 and 2011. This solvent has demonstrated excellent long-term stability and degrades much less than MEA, making it a more sustainable choice for industrial CO\u2082 capture.The Need to Understand CESAR1\u2019s DegradationAlthough CESAR1 is highly stable, it is still important to understand how it breaks down […]<\/p>\n","protected":false},"author":2,"featured_media":1689,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[53],"tags":[],"class_list":["post-1680","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conference-abstracts"],"_links":{"self":[{"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/posts\/1680","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/comments?post=1680"}],"version-history":[{"count":27,"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/posts\/1680\/revisions"}],"predecessor-version":[{"id":6521,"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/posts\/1680\/revisions\/6521"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/media\/1689"}],"wp:attachment":[{"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/media?parent=1680"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/categories?post=1680"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aurora-heu.eu\/fr\/wp-json\/wp\/v2\/tags?post=1680"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}