空调系统
By combining a multi-mode switching valve and a reversible valve with a water module and multiple indoor units, the air conditioning system solves the problem that existing air conditioning systems cannot meet diverse needs, achieving efficient, user-friendly air conditioning operation and defrosting effect.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- QINGDAO HISENSE HITACHI AIR CONDITIONING SYST
- Filing Date
- 2025-07-31
- Publication Date
- 2026-07-17
AI Technical Summary
Existing air conditioning systems cannot meet the diverse air conditioning needs of different climates, regions and seasons, affecting user experience, and there are problems with indoor unit noise and heat loss during the defrosting process.
An air conditioning system was designed, which can achieve full heating, full cooling, defrosting, and mixed modes through a combination of multiple operating mode switching valves and reversible valves. Combined with water modules and various indoor unit types, it can meet different environmental needs, and reduce indoor unit noise and heat loss by utilizing the heat of the water modules during defrosting.
It enables the air conditioning system to operate efficiently in multiple modes, meets different air conditioning needs, optimizes the defrosting process, and improves user experience and energy efficiency.
Smart Images

Figure CN120740138B_ABST