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１前言脉冲管制冷机已基本达到了实用化的程度。但在理论方面，仍有较多问题存在，其中双向进气型脉冲管制冷机内的环流问题成为一个讨论的热点和难点。１９９１年朱绍伟进行双向进气方案的实验验证时［１］，已经提到了环流问题，即进出双向阀门的流量不等造成的冷端温度...
1 Introduction Pulse tube refrigerator has reached the practical level. However, there are still many problems in theory. One of the hot issues and the difficult one is the circulation problem in the two-way inlet pulse tube refrigerator. 1991 Zhu Shaowei experimental verification of two-way air intake program [1], has mentioned the circulation problem, that is, the flow rate of two-way valve into and out of the cold end temperature ...