| 摘要 |
<p>Multi-unit air conditioner including an outdoor unit A including a flow path control valve 4 for controlling a flow path of refrigerant from a compressor 1, outdoor heat exchanger 2 having one side in communication with the flow path control valve 4, a first bypass pipeline 5 having one end connected to the first pipeline 3a which makes the flow path control valve 4 and the outdoor heat exchanger 2 to be in communication, and the other end connected to the second pipeline 3c connected to the other end of the outdoor heat exchanger 2, and a flow rate control valve 6 provided on the first bypass pipeline 5 for controlling a flow rate of the refrigerant passing through the first bypass pipeline 5, an indoor unit C having an indoor heat exchanger 62 and indoor electronic expansion valve 61 installed in each of rooms, a distributor B for selective distribution of the refrigerant received through one of two pipelines 3d, 3c connected to the outdoor unit A to the indoor units C, and returning to the outdoor unit A through the other one pipeline 3c, 3d and controlling means 9 for measuring a gas/liquid mixing ratio of the refrigerant introduced into the distributor B, the refrigerant having joined after respectively passing through the first bypass pipeline 5 and the outdoor heat exchanger 2, for controlling an opening of the flow rate control valve 4, to control the mixing ratio. <IMAGE></p> |
