According to one embodiment, a heat source unit apparatus includes air heat exchangers, each includes a plurality of fins arranged at prescribed intervals, heat exchanging pipes penetrating the fins, and bent strips extending at sides and bent in the same direction, and a heat exchange module includ
According to one embodiment, a heat source unit apparatus includes air heat exchangers, each includes a plurality of fins arranged at prescribed intervals, heat exchanging pipes penetrating the fins, and bent strips extending at sides and bent in the same direction, and a heat exchange module includes two air heat exchangers, each having the bent strips opposed to those of the other air heat exchanger, the air heat exchangers being inclined such that lower edges are close to each other and upper edges are spaced apart, whereby the heat exchange module is shaped like a letter V as seen from side.
대표청구항▼
1. A heat source unit comprising: a first water heat exchanger which comprises a first water passage including a plurality of first water distributing paths, a first refrigerant passage including a plurality of first refrigerant distributing paths, and a second refrigerant passage including a plural
1. A heat source unit comprising: a first water heat exchanger which comprises a first water passage including a plurality of first water distributing paths, a first refrigerant passage including a plurality of first refrigerant distributing paths, and a second refrigerant passage including a plurality of second refrigerant distributing paths, the plurality of first refrigerant distributing paths and the plurality of second refrigerant distributing paths being alternately located among one another and the plurality of first water distributing paths;a second water heat exchanger which comprises a second water passage including a plurality of second water distributing paths, a third refrigerant passage including a plurality of third refrigerant distributing paths, and a fourth refrigerant passage including a plurality of fourth refrigerant distributing paths, the second water passage of the second water heat exchanger connected to the first water passage of the first water heat exchanger in series, and the plurality of third refrigerant distributing paths and the plurality of fourth refrigerant distributing paths being alternately located among one another and the plurality of second water distributing paths;a first refrigeration cycle which comprises a first compressor, a first four-way valve, a pair of first air heat exchangers, and a first expansion valve wherein refrigerant discharged from the first compressor circulates through the first four-way valve, the pair of first air heat exchangers, the first expansion valve, the first refrigerant passage of the first water heat exchanger, and the first four-way valve and returns to the first compressor, each of the first air heat exchangers including a flat plate part and bent strips, the bent strips comprising opposite edge portions of the flat plate part in a same direction, and each of the first air heat exchangers being arranged in directions facing each other, with opposed bent strips extending toward each other, wherein a gap between upper ends of the first air heat exchangers is wider than a gap between the lower ends of the first air heat exchangers;a second refrigeration cycle which comprises a second compressor, a second four-way valve, a pair of second air heat exchangers, and a second expansion valve, wherein refrigerant discharged from the second compressor circulates through the second four-way valve, the pair of second air heat exchangers, the second expansion valve, the second refrigerant passage of the first water heat exchanger, and the second four-way valve and returns to the second compressor, each of the second air heat exchangers including a flat plate part and bent strips, the bent strips comprising opposite edge portions of the flat plate part in a same direction, and each of the second air heat exchangers being arranged in directions facing each other, with opposed bent strips extending toward each other, wherein a gap between upper ends of the second air heat exchangers is wider than a gap between the lower ends of the second air heat exchangers;a third refrigeration cycle which comprises a third compressor, a third four-way valve, a pair of third air heat exchangers, and a third expansion valve, wherein refrigerant discharged from the third compressor circulates through the third four-way valve, the pair of third air heat exchangers, the third expansion valve, the third refrigerant passage of the second water heat exchanger, and the third four-way valve and returns to the third compressor, each of the third air heat exchangers including a flat plate part and bent strips, the bent strips comprising opposite edge portions of the flat plate part in a same direction, and each of the third air heat exchangers being arranged in directions facing each other, with opposed bent strips extending toward each other, wherein a gap between upper ends of the third air heat exchangers is wider than a gap between the lower ends of the third air heat exchangers;a fourth refrigeration cycle which comprises a fourth compressor, a fourth four-way valve, a pair of fourth air heat exchanger, and a fourth expansion valve, wherein refrigerant discharged from the fourth compressor circulates through the fourth four-way valve, the pair of fourth air heat exchanger, the fourth expansion valve, the fourth refrigerant passage of the second water heat exchanger, and the fourth four-way valve and returns to the fourth compressor, each of the fourth air heat exchangers including a flat plate part and bent strips, the bent strips comprising opposite edge portions of the flat plate part in a same direction, and each of the fourth air heat exchangers being arranged in directions facing each other, with opposed bent strips extending toward each other, wherein a gap between upper ends of the fourth air heat exchangers is wider than a gap between the lower ends of the fourth air heat exchangers;a first blower provided between the pair of first heat exchangers and configured to draw air through the pair of first heat exchangers and to discharge the air through the gap between upper ends of the pair of first air heat exchangers;a second blower provided between the pair of second heat exchangers and configured to draw air through the pair of second heat exchangers and to discharge the air through the gap between the upper ends of the pair of second air heat exchangers;a third blower provided between the pair of third heat exchangers and configured to draw air through the pair of third heat exchangers and to discharge the air through the gap between upper ends of the pair of third air heat exchangers;a fourth blower provided between the pair of fourth heat exchangers and configured to draw air through the pair of fourth heat exchangers and to discharge the air through the gap between upper ends of the pair of fourth air heat exchangers; andshield plates configured to close a space between the bent strips of each pair of air heat exchangers and the bent strips of an adjacent pair of air heat exchangers. 2. The heat source unit according to claim 1, wherein the first, second, third, and fourth refrigeration cycles defrost the air heat exchangers in sequence. 3. The heat source unit according to claim 1, wherein the pairs of first, second, third, and fourth air heat exchangers are side by side along a direction orthogonal to the direction in which the air heat exchangers of each pair face each other.
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이 특허에 인용된 특허 (17)
Martin, Sr., Lendell, Air conditioning and heat pump systems.
Ruger Tim (Rockford IL) Evans Phillip (Loves Park IL) Gavin Dave (Rockford IL) Guo William G. (Davis Junction IL), Multi-channel motor vehicle ventilation apparatus.
Yoshimura, Atsushi; Kasahara, Hideaki; Ohtsuka, Takaaki; Tanaka, Jiro, Outdoor heat exchanger unit, outdoor unit, and gas heat pump type air conditioner.
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