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介绍该所研制的4 W/80 K 整体式斯特林制冷器。它适用于超导滤波器、超导延迟线等组件, 并已成功地应用于上述组件的研制工作中。同时亦适用于高温超导、低温物性测试等领域。按等温模型简述热力设计的机理及方法、制冷器的结构及压缩活塞—推移活塞同轴结构布置方案、制冷器性能特性 (降温曲线、温度—制冷量曲线、充气压力—制冷量曲线等), 并进行分析讨论。同时介绍该成果的主要技术指标:1. 制冷量: 4 W/77 K;2. 降温时间: 3 m in (至77 K);3. 体积/m m 3 270×240×90;4. 重量: 44 kg;5. 输入功率: < 140 W (28 V/ D C);6. 最低温度: < 30 K;
Introduced the developed 4 W / 80 K integral Stirling cooler. It is suitable for superconducting filters, superconducting delay lines and other components, and has been successfully used in the development of these components. Also applies to high temperature superconductors, low temperature properties testing and other fields. According to the isothermal model, the thermal design mechanism and method, the structure of the refrigerator and the arrangement scheme of the compression piston and push piston coaxial structure, the performance characteristics of the refrigerator (cooling curve, temperature-cooling curve, inflation pressure- , And analysis and discussion. At the same time introduce the main technical indicators of the results: 1. Cooling capacity: 4 W / 77 K; 2. Cooling time: 3 m in (to 77 K); 3. Volume / m m 3 270 × 240 × 90; 4. Weight: 4 4 kg; 5. Input power: <140 W (28 V / D C); 6. Minimum temperature: <30 K;