Control method for defrosting and preventing ice accumulation

• Main Authors: WANG WEIPING, TAN JUNWEN, ZHOU XIAOZHONG, SUI ZHUANGZHUANG, WU ZHENGWEI
• Format: Patent
• Language: Chinese; English
• Published: 25.06.2024
• Subjects: BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; WEAPONS

The invention relates to a control method for defrosting and preventing ice accumulation, which is characterized in that the bottom of a second heat exchanger is provided with a water collecting tray, the water collecting tray is connected with a first branch pipe, and the first branch pipe is provided with a first electromagnetic valve; the tail end of the first branch pipe is connected with a second branch pipe, and a water pump is arranged on the second branch pipe; a fourth branch pipe is connected to a water inlet pipe of the first heat exchanger, a fourth electromagnetic valve is arranged on the fourth branch pipe, and the fourth branch pipe is communicated with the joint of the first branch pipe and the second branch pipe; a spraying pipe is connected to the second branch pipe, a plurality of flow dividing pipes are arranged at the tail end of the spraying pipe and located above the second heat exchanger, and a fifth electromagnetic valve is arranged on the spraying pipe. According to the scheme, the w