Molecular scale studies that inform trace element sulfide evaporation and atomization behavior during coal combustion
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- 作者：Anastasia A. Artemyevaa ; Wayne S. Seamesb ; David T. Piercea ; Evguenii I. Kozliaka ; evguenii.kozliak@und.edu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Trace element partitioning ; Sulfide/pyrite fraction ; Mineral inclusions ; Excluded minerals ; Coal combustion ; Graphite furnace atomic absorption spectrometry
- 刊名：Fuel
- 出版年：2017
- 出版时间：15 January 2017
- 年：2017
- 卷：188
- 期：Complete
- 页码：544-552
- 全文大小：1026 K
文摘
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GFAAS provides insights into trace element (TE) sulfides speciation during coal combustion.
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TGA-DSC was used under varied N2 flow rates to study microaerobic regimes of TE evolution.
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Antimony trisulfide demonstrated strong binding affinity to the carbon surface.
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Selenium disulfide tends to form molecular clusters prior to vaporization.
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TE sulfide evaporation is the rate limiting step.