From Wikipedia, the free encyclopedia
熱聲偈(有時亦叫做「TA偈」)係一種採用熱聲原理、用高振幅音波嚟泵熱或者反過來用溫度差產生音波嚟嘅偈。泵熱即係用能量將熱從一處泵去第處(好似冷氣機咁,不過喺熱聲偈度係用播筒),反過來產生嘅音波亦可以駁落咪高峰度發電。
呢隻偈經過設計可以用駐波或者前進波。相對於蒸氣壓縮,熱聲製冷既唔使用製冷劑亦冇用到幾多識郁嘅件,即係可以慳番封密處理同埋潤滑[1]。
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