制冷机直接冷却超导二元电流引线的优化

INVESTIGATION ON THE OPTIMIZATION OF BINARY CURRENT LEADS DIRECTLY COOLED BY G-M REFRIGERATOR

二元电流引线是制冷机直接冷却低温超导磁体系统的关键技术之一。对制冷机直接冷却的二元电流引线的传热情况进行理论建模和数值计算 ,确定制冷机的最小功耗和热力最优的热截流温度点工况 。

The optimization of binary current leads is one of the key technology in the low temperature superconducting magnet system directly cooled by refrigerator.The heat transfer behaviors of binary current leads directly cooled by refrigerator were carried out.The refrigerator's minimum power consumption and the optimization heat intercept point were determined and the factors effecting the minimum power consumption were analyzed.