Patent ID: 11913704
Assignee: GUANGDONG GIWEE TECHNOLOGY CO. LTD.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 8:
9. The control method according to claim 8, further comprising: controlling the system to operate according to the first mode as follows: controlling the first switching device to be powered off, the second switching device to be powered on or powered off according to cooling, hot water production, and cold water production requirements, and the third switching device to be powered on; to achieve cooling by the hydraulic modules: opening the fourth electronic expansion valves, opening the sixth electromagnetic valves, and closing the seventh electromagnetic valves; to achieve heating by the hydraulic modules: opening the fourth electronic expansion valves, opening the seventh electromagnetic valves, and closing the sixth electromagnetic valves; and to turn off the hydraulic modules: closing the fourth electronic expansion valves, opening the sixth electromagnetic valves, and closing the seventh electromagnetic valves.