为了探索生物质热裂解液化过程中的定向转化机制和调控技术,设计开发了一套处理量为1kg/h的生物质定向热裂解液化装置。该装置包括进料系统、流化床反应器、固定床反应器、除炭系统、冷凝系统、在线分析系统、监控系统等。设计和试运行工作表明,本装置实现了固相粉末连续进料、分级可控冷凝、两级催化裂解、在线实时分析、尾气循环利用等功能的创新和集成。该装置可用于研究生物质热裂解转化特性、催化剂遴选与评价、催化机理及工艺、中间产物分析等,对于生物质能源技术发展具备较强的科学意义和实用价值。
To explore the directive transformation mechanism and regulation technology of biomass pyrolysis liquefaction, a biomass directive fast pyrolysis installation with feeding rate of 1 kg/h was designed. It includes feed system, fluidized bed reactor, fixed bed reactor, charcoal removal system, condensing system, online analysis system and monitoring system. This installation is an innovation and integration of several features, such as continuous feeding of solid powder, grading controlled condensation, two catalytic cracking, online real-time analysis, non-condensable gas recycling. It can be used to carry out researches on conversion characteristics of biomass pyrolysis, catalytic mechanism and technology process and selection and evaluation of catalysts, which has great scientific meaning and practical value for the study and development of the bio-energy.