Air conditioner defrosting method and device, air conditioner and storage medium

• Main Authors: REN SHANJUN, CHE GUOZHI
• Format: Patent
• Language: Chinese; English
• Published: 20.10.2023
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; COLD ROOMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS; HEAT PUMP SYSTEMS; HEATING; ICE-BOXES; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; RANGES; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; REFRIGERATORS; VENTILATING; WEAPONS

The invention relates to the technical field of intelligent household appliances, and discloses an air conditioner which comprises a gas-liquid separator, a three-way pipe, an air inlet and an air outlet. The spiral heating pipe is arranged in the cavity of the gas-liquid separator, and an inlet of the spiral heating pipe is communicated with the second end of the three-way pipe so as to be connected with an inlet of the gas-liquid separator; and the flow guide device is arranged at the middle joint of the three-way pipe and connected with the spiral heating pipe and an inlet of the gas-liquid separator, and the amount of the liquid refrigerant entering the spiral heating pipe is larger than that of the liquid refrigerant entering the cavity of the gas-liquid separator. The invention further discloses a defrosting method for the air conditioner. The air conditioner further comprises an indoor unit electronic expansion valve and an outdoor unit electronic expansion valve. The method comprises the steps that th