Patent ID: 9453663
Filing Date: 2016-09-27
CPC Classification: F25B

Claim Text:
1. A heat-actuated double-acting traveling-wave thermoacoustic refrigeration system, comprising: at least three elementary units, wherein each elementary unit comprises a thermoacoustic engine, a thermoacoustic refrigerator, and a resonance device; the thermoacoustic engine and the thermoacoustic refrigerator respectively comprising a main heat exchanger, a heat regenerator, a non-normal-temperature heat exchanger, a thermal buffer tube, and an auxiliary heat exchanger connected in sequence; the resonance device comprising a sealed housing in which it is equipped with a moving part being in a reciprocating motion, wherein the moving part separates the housing into at least two chambers; and the main heat exchanger and auxiliary heat exchanger of each thermoacoustic engine and thermoacoustic refrigerator respectively connected to chambers of different housings, forming a dual-loop structure of gas medium flow.