太阳真空集热管真空度测量模型的特性参数分析  

Parmeter characteristics analysis of vacuum survey of all-glass evacuated solar collector tubes

作　　者：王磊[1] 王华军[1] 马敏[1] 

机构地区：[1]河南省科学院,河南郑州450008

出　　处：《河南科学》2004年第6期751-753,共3页Henan Science

摘　　要：从气体动理论出发,分析了太阳真空集热管真空度测量的负压腔模型的动态特性,并重点讨论了分子速度、热导率等参数与真空度测量之间的内在联系。From the point of kinetic theory of gases, these paper analyzed parameter characteristics of vacuum cavity model on vacuum survey of all-glass evacuated solar collector tubes, and suggests emphatically relationships between vacuum and molecular velocity, thermal conductivity and other parameters.

关 键 词：太阳真空集热管 负压腔 气体动理论 分子速率 热导率 空间布置 

分 类 号：TK513[动力工程及工程热物理—热能工程]