Theoretical warranty analysis and experimental study both indicate that LDPTR can produce more refrigeration power than CPTR.

理论依据分析和实验研究都表明大口径脉管制冷机可以获得更大的冷量。

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For solving the problem of small refrigeration power of common pulse tube refrigerators (CPTR), a new concept is put forward of large diameter pulse tube refrigerator (LDPTR).

为了解决普通脉管制冷机的小冷量问题，提出了大口径脉管制冷机的新概念。

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