中低温煤焦油转化利用技术研究进展  

Research Progress in Conversion and Utilization Technology of Middle/Low-Temperature Coal Tar

作　　者：邱泽刚[1] 李壮壮 李志勤[1] QIU Zegang;LI Zhuangzhuang;LI Zhiqin(College of Chemistry and Chemical Engineering,Xi′an Shiyou University,Xi′an 710065,China)

机构地区：[1]西安石油大学化学化工学院,陕西西安710065

出　　处：《石油学报（石油加工）》2024年第4期953-964,共12页Acta Petrolei Sinica(Petroleum Processing Section)

基　　金：国家自然科学基金项目(22378324,21878243);陕西省重点研发计划项目(2022GY-153);西安石油大学研究生创新与实践能力培养项目(YCS21111011)资助。

摘　　要：随着煤焦油深加工技术的发展,中低温煤焦油的综合利用受到关注。介绍了国内外中低温煤焦油利用的研究现状,对中低温煤焦油的分离、加氢改质利用,制燃料油、特种油品和高值化学品,煤焦油掺混加氢以及煤沥青利用的研发进行了综述和分析。基于中低温煤焦油馏分的构成特性,提出了中低温煤焦油“分质分级转化利用”技术路线,充分利用其分子特征结构,研究高效催化剂使煤焦油定向转化为目标产品。这为煤焦油高效清洁利用提供了多元化、高值化和精细化的途径。With the development of the coal tar deep processing technology,the comprehensive utilization of middle/low-temperature coal tar(M/LTCT)has received attention.The paper introduces the research status of M/LTCT utilization at home and abroad,as well as reviews and analyzes the research and development work in the separation and hydro-upgrading of M/LTCT,the production of fuel oil,specialty oil and high value chemicals,the blending hydrogenation of coal tar,and the utilization of coal tar pitch.Based on the composition characteristics of M/LTCT fraction,the technical route of"transformation and utilization by quality&classification"of M/LTCT is hereby proposed.It aims to fully utilize the molecular characteristic structure of M/LTCT,and develop an efficient catalyst to convert coal tar into target products.This provides a diversified,high-value and refined route for the efficient and clean utilization of coal tar.

关 键 词：中低温煤焦油 分离 加氢改质 燃料油 特种油品 化学品 

分 类 号：TQ523[化学工程—煤化学工程]