摘 要:分析和介绍了国内外煤化工发展概况和国内新型煤化工技术发展动态;针对洁净煤气化技术的正确把握和准确选择,阐述了国内外18种煤气化工艺的技术特点、气化效率、适用煤种和生产运行效果;提出了选择煤气化技术的5项原则。
关键词:煤化工;洁净煤气化技术;选择;发展动态
中图分类号:TQ53 文献标识码:A 文章编号:1004-8901(2011)01-0001-05
Dynamic Analysis for Development of New Type Coal Chemical-Engineering and Coal Gasification Technology at Home and Abroad
WANG Shou-jian
(China National Chemical Engineering Group Corporation,Beijing 100007 China)
Abstract:Author has analyzed and introduced the developing situation for coal chemical-engineering at home and abroad and the developing tendency for new type coal chemical-engineering technology in China;in allusion to correct grasp and accurate selection of the clean coal gasification technology,author has described the technical features,gasification efficiency,suitable coal kind and production operation effect for the 18 kinds of cpal gasification process;has presented the 5 principles for selecting the coal gasification technology.
Key words:coal chemical-engineedng;clean coal gasification technology;selection;developing tendency
1 国内外煤化工发展概况
煤化工是以煤为原料,经过化学加工使煤转化为气体、液体、固体燃料以及化学品的过程。从煤的加工过程分类,主要包括干馏(含炼焦和低温干馏)、气化、液化和合成化学品等。在煤化工发展历程中,炼焦是应用最早的工艺,并且至今仍然是化学工业的重要组成部分。煤的气化在煤化工中占有重要地位,用于生产各种气体燃料,是洁净的能源,有利于环境保护。煤气化生产的合成气是合成液体燃料等多种产品的原料。煤直接液化,即煤高压加氢液化,可以生产人造石油和化学产品。在石油资源短缺时,煤的液化产品将替代目前的天然石油。
(1)英国的煤炭最初主要用作燃料,大规模工业化应用是....