The axial heat conduction losses through the high frequency miniature co-axial nonmetallic pulse tube cryocoolers(PTCs)was analyzed and calculated.

• 针对所开发的高频微型同轴非金属脉冲管制冷机进行了轴向导热损失的计算与分析,并与相同几何尺寸的金属脉冲管制冷机进行了比较。