中国直接液化油煤浆及液化残渣流变特性研究进展.pdfVIP

学兔兔 化 工 进 展 2009年第 28卷第4期 CHEMICAL INDUSTRY AND ENGINEERING PR0GRESS ·597· 中国直接液化油煤浆及液化残渣流变特性研究进展 熊楚安 ，-，王永刚1，许德平 ( 中国矿业大学 (北京)化学与环境工程学院，北京 100083； 黑龙江科技学院资源与环境工程学院，黑龙江 哈尔滨 150027) 摘 要：在煤直接液化工艺中，油煤浆和液化残渣的流变特性参数是工艺设计的重要基础数据之一。本丈总结了 我国液化油煤浆在常压常温、常压升温和加压升温条件下流变特性的研究进展和相应的流变模型，介绍了溶剂的 性质、煤在溶剂中的溶胀、煤的热溶产物或初始液化反应产物等对煤浆体系黏度变化的影响，对开展我国液化油 煤浆和液化残渣的流变特性研究，具有一定的指导意义。 关键词：煤直接液化；油煤浆；液化残渣；流变特性 中图分类号：TQ 529 文献标识码：A 文章编号：1000—6613(2009)04—0597—08 Development of rheological properties of Chinese coal-oil slurry and liquefaction residue in direct liquefaction XIONG Chu’an -，WANG Yonggang ，XUDeping ( School of Chemical and Environmental Engineering，China University of Mining and Technology，Beijing 100083， China；2Department of Resource and Environment Engineering ， Heilongjiang Institute of Science and Technology，Harbin 150027，Heilongjiang，China) Abstract：The rheological behavior of coal—oi1 slurry(COS)and coal—liquefied residue iS fundamental information for direct coal liquefaction．The development and corresponding models of the rheological properties of Chinese COS under conditions，such as at am bient temperature under atmospheric pressure，during heating under norm al pressure and at elevating temperature under high pressure，were summarized．The predominant factors affecting the viscosity of COS systems，such as the nature of solvent，the swelling property of coal，and the thermal dissolution or initial liquefied products were introduc