分离式螺旋热管在蓄冷系统的换热特性分析  

Analysis on heat transfer characteristics of separated helical heat pipe in cool storage system

作　　者：张曼[1] 杨帆[1] 吴双茂[1] 方贵银[1] 

机构地区：[1]南京大学物理系,南京210093

出　　处：《低温与超导》2008年第4期45-47,57,共4页Cryogenics and Superconductivity

基　　金：国家自然科学基金项目(50776043);国家"863"项目(2006AA05Z222)资助

摘　　要：阐述了分离式螺旋热管的换热特性,并提出了将螺旋热管应用于蓄冷系统的新方案。建立了分离式螺旋热管的换热模型,分析了热流密度、充液率以及几何尺寸对螺旋热管管内换热的影响,为螺旋热管结构的优化以及在蓄冷系统的应用提供了理论依据。Heat transfer characteristics of separated helical heat pipe are analyzed in this paper. Simultaneously a new solution of cool storage system with helical heat pipe is presented. A heat transfer model of separated helical heat pipe is constructed and the effect of heat flux, filling ratio and geometric structure on heat transfer coefficient are discussed, which lay the base for the designing, optimizing of the geometric structure of helical heat pipe and promotes extensive applications in cool storage system.

关 键 词：分离式螺旋热管 蓄冷 换热特性 

分 类 号：TK172.4[动力工程及工程热物理—热能工程] TU831.37[建筑科学—供热、供燃气、通风及空调工程]