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一种梯级利用潜热的热泵供暖系统

申请公布号:CN201964501U

申请号:CN201120051825.8

申请日期:2011.03.02

申请公布日期:2011.09.07

申请人:
华南理工大学

发明人:华贲;罗向龙;熊永强

分类号:F24D3/18(2006.01)I

主分类号:F24D3/18(2006.01)I

地址:510640 广东省广州市天河区五山路381号

摘要:本实用新型公开了一种梯级利用潜热的热泵供暖系统,包括回热加热系统、汽轮机、第一蒸汽加热器和混合换热器,还包括第一水水换热器、电压缩式热泵单元、供水长输管道和回水长输管道;从汽轮机抽得的蒸汽作为热源通入第一蒸汽加热器,得到一次循环热媒水和冷凝水,所述一次循环热媒水通过供水长输管道输送到第一水水换热器,再经过电压缩式热泵单元加热后,通过回水长输管道输送回第一蒸汽加热器进行加热;第一蒸汽加热器的冷凝水经过混合换热器冷却后,再回到回热加热系统。本实用新型具有最高热效率、最大经济效益和最小CO2排放的水源热泵供暖系统,在最充分利用电厂的蒸汽冷凝潜热的同时,使热泵系统达到最高的效率(COP)。

主权项:一种梯级利用潜热的热泵供暖系统,包括回热加热系统、汽轮机、第一蒸汽加热器和混合换热器,其特征在于,还包括第一水水换热器、电压缩式热泵单元、供水长输管道和回水长输管道;所述回热加热系统产生的高压蒸汽通入汽轮机,从汽轮机抽得的蒸汽作为热源通入第一蒸汽加热器,得到一次循环热媒水和冷凝水,所述一次循环热媒水通过供水长输管道输送到第一水水换热器,再经过电压缩式热泵单元加热后,通过回水长输管道输送回第一蒸汽加热器进行加热;第一蒸汽加热器的冷凝水经混合换热器冷却,然后回到回热加热系统。

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