低阶煤热解工艺和应用进展  

Progress in Low Rank Coal Pyrolysis Technology and Application

作　　者：戴航[1] DAI Hang(Beijing GuodianFutong Technology Development Co.,Ltd.,Beijing 100070,China)

机构地区：[1]北京国电富通科技发展有限责任公司,北京100070

出　　处：《山东化工》2024年第24期101-103,107,共4页Shandong Chemical Industry

摘　　要：煤热解是随着温度升高发生的一系列复杂的物理、化学变化的过程,能够显著提升低阶煤的利用效率、减少环境污染,是实现低质煤清洁高效利用的有效途径之一。在当前全球资源紧张与环境保护的双重背景下,煤热解是实现煤炭高效利用的重要手段。为了更全面地了解煤热解工艺,阐述了热解技术的过程及分类,系统性地归纳了影响热解效果的关键因素,如温度、煤种和煤粒径等。对低阶煤热解工艺的现状进行概述,介绍了不同热解工艺的特点及其优缺点。总结了当前低阶煤热解技术在能源、化工等领域的应用现状。随着科技的不断进步和环保要求的日益提高,低阶煤热解技术将会得到更广泛的应用,为实现煤炭资源的清洁高效利用提供有力支持。Coal pyrolysis is a series of complex physical and chemical changes that occur as the temperature increases,which can significantly improve the utilization efficiency of low-rank coal and reduce environmental pollution,and is one of the effective ways to achieve clean and efficient utilization of low-quality coal.Under the dual background of global resource constraints and environmental protection,coal pyrolysis is an important means to achieve efficient utilization of coal.In order to better understand the coal pyrolysis process,this article describes the process and classification of pyrolysis technology,systematically summarizes the key factors that affect the pyrolysis effect,such as temperature,coal type,and coal particle size.It summarizes the current status of low-rank coal pyrolysis technology,introduces the characteristics and advantages and disadvantages of different pyrolysis processes,and summarizes the current application status of low-rank coal pyrolysis technology in energy,chemical industry and other fields.With the continuous progress of science and technology and the increasing demand for environmental protection,low-rank coal pyrolysis technology will be more widely used,providing strong support for the clean and efficient utilization of coal resources.

关 键 词：低阶煤 热解 影响因素 工艺技术 

分 类 号：TQ536[化学工程—煤化学工程]