同位素示踪技术在煤直接加氢反应机理研究中的应用进展

牛犇; 张凯; 张君涛; 胡文晨; 钟汉斌

doi:10.19906/j.cnki.JFCT.2022050

同位素示踪技术在煤直接加氢反应机理研究中的应用进展

doi: 10.19906/j.cnki.JFCT.2022050

西安石油大学化学化工学院低碳能源化工工程研究中心, 陕西西安 710065

基金项目: 国家自然科学基金（21908175），陕西省重点研发计划（2021GY-134）和陕西省自然科学基础研究计划（2019JLM-1）资助

详细信息

通讯作者:
Tel: 17791518237, E-mail: wsniuben@163.com, bniu@xsyu.edu.cn

中图分类号: TQ530
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出版历程
- 收稿日期: 2022-05-26
- 修回日期: 2022-06-15
- 录用日期: 2022-06-16
- 网络出版日期: 2022-09-27
- 刊出日期: 2022-12-28

Application progress of isotope tracer technique in the study of direct coal hydrogenation mechanism

Engineering Research Center of Low Carbon Energy & Chemical, College of Chemistry & Chemical Engineering, Xi’an Shiyou University, Xi’an 710065, China

Funds: The project was supported by the National Natural Science Foundation of China (21908175)，Key Research and Development Program of Shaanxi (2021GY-134) and Natural Science Basic Research Program of Shaanxi (2019JLM-1).

摘要

摘要: 煤直接加氢转化是制备高品质液体燃料和化学品的煤炭清洁高效利用技术。同位素示踪技术在煤直接加氢转化反应机理中得到了广泛应用。本工作介绍了同位素示踪技术，综述了煤加氢液化、煤加氢热解以及其他煤直接加氢过程的反应机理研究中同位素示踪技术的应用进展。
- 煤直接加氢 /
- 煤加氢液化 /
- 煤加氢热解 /
- 同位素示踪技术
Abstract: The direct coal hydrogenation is a clean and efficient utilization of low rank coal for preparing high quality liquid fuels and chemicals. The isotope tracer technology has been widely used in the mechanism of direct coal hydrogenation. The isotope tracer technology is briefly introduced and the progress of its application in the reaction mechanism of coal hydrogenation liquefaction, coal hydropyrolysis and other direct coal hydrogenation is reviewed in this paper.
- direct coal hydrogenation /
- coal hydrogenation liquefaction /
- coal hydropyrolysis /
- isotope tracer technique

HTML全文

FIG. 2020. FIG. 2020.

FIG. 2020. FIG. 2020.

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图 1 煤加氢液化过程的自由基反应过程

Figure 1 Free radical reaction process in Coal hydrogenation liquefaction

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图 2 煤加氢液化升温阶段氢传递途径^[43]

Figure 2 Hydrogen transfer approach during heating-up stage of coal hydrogenation liquefaction^[43]

(R₁ and R₂: coal fragments with different structures; S₁–H and S₂–H: hydrogen-donor solvents with different types of activated hydrogen)

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图 3 煤加氢液化恒温阶段的氢传递途径^[43]

Figure 3 Hydrogen transfer approach during isothermal stage in coal hydrogenation liquefaction^[43]

(R₁ and R₂: coal fragments with different structures; S₁–H and S₂–H: hydrogen-donor solvents with different types of activated hydrogen)

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图 4 Anthony 等^[76]提出的煤加氢热解机理示意图

Figure 4 Schematic of coal hydropyrolysis mechanism proposed by Anthony et al.^[76]

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图 5 煤加氢热解机理示意图^[88]

Figure 5 Schematic diagram of coal hydropyrolysis mechanism^[88] (with permission from Elsevier)

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