He Ⅱ强制流动系统输送压差预测

工程热物理学报 , 2006, 27(4): 565-567.

1.上海交通大学制冷与低温工程研究所,上海,200030

2.上海交通大学制冷与低温工程研究所,上海,200030

3.上海交通大学制冷与低温工程研究所,上海,200030

4.上海交通大学制冷与低温工程研究所,上海,200030

基金项目: 国家自然科学基金(50476022)

PREDICTION OF THE PRESSURE DIFFERENCE FOR THE He Ⅱ FORCED FLOW TRANSFER SYSTEM

系统输送压力对于He Ⅱ强制流动输送系统而言至关重要,因此在系统运行之前,实现对其数值的有效预测是一项十分必要而有意义的工作.根据特定管路结构所能允许的均匀极限漏热量,借助于具有一定实验基础的经典流体紊流流动关系式,可以预测能够成功实现He Ⅱ传输的系统压力差.

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