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Experimental investigation on a room-temperature traveling-wave thermoacoustic refrigerator

机译:室温行波热声制冷机的实验研究

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Thermoacoustic refrigerators are considered to be an alternative for food refrigeration, air conditioner and other commercial usages. The design and the performance test of a room-temperature traveling-wave thermoacoustic refrigerator were conducted. The lowest temperature of about -28 ℃ and a cooling power of 108W at 0℃ were achieved with helium when driven by a standing wave thermoacoustic engine at a pressure ratio of 1.05. Gedeon streaming was detected in the experiment. The performance was highly improved by suppressing this streaming with a membrane. The measured performances agreed well with our model results.
机译:热声冰箱被认为是食品制冷,空调和其他商业用途的替代品。进行了室温行波热声制冷机的设计和性能测试。当氦气由驻波热声发动机以1.05的压力比驱动时,氦气的最低温度约为-28℃,冷却功率为0℃时为108W。实验中检测到Gedeon流。通过抑制膜的流动,性能得到了极大的提高。测得的性能与我们的模型结果非常吻合。

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