| 摘要 |
<p>An air conditioner according to an embodiment of the present invention comprises a compressor compressing refrigerant; an outdoor heat exchanger installed outdoors and exchanging heat between outdoor air and the refrigerant; an indoor heat exchanger installed indoors and exchanging heat between indoor air and the refrigerant; a switching part guiding the refrigerant discharged from the compressor to the outdoor heat exchanger during a room cooling operation and to the indoor heat exchanger during a room heating operation; a first injection module injecting a portion of the refrigerant flowing between the indoor heat exchanger and the outdoor heat exchanger into the compressor or supercooling a portion of the refrigerant; and a second injection module injecting a portion of the refrigerant flowing between the indoor heat exchanger and the outdoor heat exchanger into the compressor, wherein the first injection module and the second injection module inject the refrigerant in the case when the condensation temperature at which the refrigerant is condensed in the indoor heat exchanger, and the evaporation temperature at which the refrigerant is evaporated in the outdoor heat exchanger satisfy a set condition during the room heating operation, and the second injection module injects the refrigerant in the case when the condensation temperature at which the refrigerant is condensed in the indoor heat exchanger, and the evaporation temperature at which the refrigerant is evaporated in the outdoor heat exchanger satisfy a set condition during the room cooling operation.</p> |
