The household appliances, such as the air conditioner, the refrigerator and the water healer, have huge energy - saving potential, which is a new research direction of household energy consumption. The present situation of the study in this area was analyzed,and a new domestic cooling and heating unit was put forward. This device is an integration of the air conditioning, the refrigerator, and the water heater. It is used for waste heat recovery, and it realizes multiple working modes, and provides technical support of energy conservation and emission reduction for families.%家用空调、冰箱、热水器等在实际应用中有很大的节能潜力,是家庭节能降耗的一种新的研究方向.本文综合分析了目前该领域内的研究现状及实际应用情况,并提出一种新型的家用冷热联供机,该装置综合了家用空调、冰箱、热水器的多种功能,并带有余热回收环节,能够实现多种工作模式,为家庭节能减排提供技术支持.
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