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摘要: |
阐述了MDEA和砜胺-Ⅲ脱硫溶剂选择性脱除H2S的动力学选择性及热力学选择性的机理,对MDEA和砜胺-Ⅲ的选择性作了一些比较,并就其具体应用进行了讨论。重点介绍了砜胺-Ⅲ的平衡选择性原理与应用,根据我局川西北净化厂的实际情况和已有的科研成果资料,提出利用砜胺-Ⅲ硫溶剂的选择性,解决该厂硫回收装置超负荷运行问题,建议继续开展有关砜胺-Ⅲ型脱硫溶剂性能的基础研究,以提高其工艺应用水平,进一步发展我国天 |
关键词: MDEA 砜胺-Ⅲ 选择性 脱硫溶剂 天然气净化 |
DOI: |
分类号:TE644 |
基金项目: |
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THE SELECTIVITY BETWEEN MDEA AQUEOUS SOLUTION AND MDEA-SULFOLANE SOLUTION AND THEIR APPLICATION |
Xian Xiangfa Li Ming
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Abstract: |
The paper explains the reaction mechanism about MDEA aqueous solution and MDEA-Sulfolane solution with acid gas, compares their selectivities, and discusses the detail application of MDEA-Sulfolane solution. The focal point is the equilibrium selectivity |
Key words: MDEA-Sulfolane, selectivity mechanism, application, suggestion, |