| 主权项 |
1. An air-conditioning apparatus comprising:
a heat source side unit including a compressor and an outdoor heat exchanger connected in series by piping, the outdoor heat exchanger including a fan, the heat source side unit being configured to supply heat via refrigerant; a plurality of load side units each including an indoor heat exchanger and an indoor expansion device connected in series by piping, each of the load side units being supplied with the heat from the heat source side unit via the refrigerant; and a refrigerant control unit configured to switch a flow of the refrigerant in accordance with an operating state, wherein the heat source side unit and the refrigerant control unit are connected in series by piping, the refrigerant control unit and each load side unit are connected in series by piping, and the load side units are connected in parallel by piping, each load side unit performs a cooling operation or a heating operation, the heat source side unit includes temperature detection means used for obtaining a condensing temperature and an evaporating temperature of the refrigerant, each load side unit includes load detection means used for obtaining a load during operation, a target condensing temperature and a target evaporating temperature of the refrigerant are changed in accordance with the load of each load side unit obtained by using the load detection means, operating frequency of the compressor and a rotation speed of the fan are controlled such that the condensing temperature obtained by using the temperature detection means coincides with the target condensing temperature and the evaporating temperature obtained by using the temperature detection means coincides with the target evaporating temperature. |
