公开(公告)号：US20220214087A1

公开(公告)日：2022-07-07

申请号：US17554227

申请日：2021-12-17

Applicant: LG Electronics Inc.

Inventor： Jaewan Lee ,  Sangmoo Kim ,  Joonwoo Kim

IPC: F25B41/20 ,  F25B49/02 ,  F25B41/31 ,  F25B41/42

Abstract: A thermo-hygrostat air conditioner is provided that may include at least one indoor unit installed indoors, and including a main coil that provides air that meets a predetermined humidity by dehumidifying outdoor air and a sub coil that cools or heats the dehumidified air at a predetermined temperature and provides the air indoors; and an outdoor unit connected to the main coil and the sub coil of the indoor unit via a refrigerant pipe and including at least one outdoor heat exchanger, at least one compressor, at least one outdoor expansion valve and at least one four way valve. A mode of the main coil and the sub coil may be determined depending on a cooling load and a heating load. The outdoor unit may control the four way valve according to the mode of the main coil and the sub coil and provide refrigerant to the main coil and the sub coil according to the mode.