聚焦式太阳能热发电中的蓄热技术及系统  

Heat Accumulation Technologies and Systems for Use in Concentration Type Solar Energy Thermal Power Generation

作　　者：尹辉斌[1] 丁静[2] 杨晓西[1] 

机构地区：[1]东莞理工学院广东省分布式能源系统重点实验室,广东东莞523808 [2]中山大学工学院,广东广州510006

出　　处：《热能动力工程》2013年第1期1-6,105,共6页Journal of Engineering for Thermal Energy and Power

基　　金：国家自然科学基金资助项目(51106187);国家973计划基金资助项目(2010CB227103)

摘　　要：结合聚焦式太阳能热发电(CSP)工程应用实例,系统性地介绍了其中的关键单元技术—高温蓄热技术及系统,其主要发展思路是开发高蓄热密度、高使用温度、高蓄/放热速率、低成本、环境友好的蓄热介质材料,发展过程可控的蓄热方式,研究高效能工质的传输及蓄热机理。从蓄热介质、方式和装置等角度出发,介绍了应用于CSP中的蓄热技术及系统,并指出熔融盐高温蓄热将是未来太阳能高温热利用的发展重点。In combination with the practical applications of the concentration type solar energy in thermal power generation projects,the authors systematically described the key unit technology adopted-high temperature heat accumulation technologies and their systems,of which the main development thought is to develop a heat accumulation medium material with a high heat accumulation density,high operation temperature,high heat accumulation/release rate,low cost and environment friendship,develop a process controllable heat accumulation mode and study the mechanism governing the transmission of and heat accumulation in a working medium at a high efficiency.From such viewpoints as the heat accumulation medium,mode and device etc,the authors have introduced the heat accumulation technologies and systems used for the concentration type solar energy power generation and also pointed out that the melted salt high temperature heat accumulation will be the focal point for future development in solar energy high temperature heat utilization.

关 键 词：聚焦式太阳能热发电 蓄热 系统 

分 类 号：TK513.5[动力工程及工程热物理—热能工程]