Air conditioner indoor unit, air conditioner unit and control method of air conditioner unit

• Main Authors: Luo Yongqian, Cai Jian, Wu Junhong, Chen Yingqiang, Peng Guangqian, Liao Min, Li Dawei, Zhou Ming, Xiong Jun, Chen Zhiwei
• Format: Patent
• Language: Chinese; English
• Published: 31.08.2016
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; RANGES; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; VENTILATING; WEAPONS

The invention discloses an air conditioner indoor unit, an air conditioner unit and a control method of the air conditioner unit. The air conditioner indoor unit comprises a shell, an indoor draught fan, a first indoor heat exchanger and a second indoor heat exchanger. The shell is provided with a first air return opening, a second air return opening and an air outlet, wherein the first air return opening and the second air return opening can be arranged in an opened and closed manner. The indoor draught fan is arranged in the shell and is used for blowing return air entering the shell from the first air return opening and the second air return opening out of the air outlet. The first indoor heat exchanger is arranged in the shell and located on an air way between the first air return opening and the air outlet. The second indoor heat exchanger is arranged in the shell and is located on an air way between the second air return opening and the air outlet. The second indoor heat exchanger is coupled with the fi