【摘要】 在结霜工况下 ,这种制冷系统的两台换热器交替用作蒸发器和冷凝器 ,同时进行制冷和融霜。实验证明 ,该方法是可行的。更多还原

【Abstract】 Under frozen condition, two heat exchangers of the refrigeration system work alternatively as evaporator and condenser in order to provide cooling and defreezing at the same time. Its practicability is proved by experiments.更多还原