A cold and heat energy supply integrated device
By integrating cold and heat energy supply equipment and using dynamic hydraulic balancing technology, the problems of complex piping and energy waste in traditional HVAC systems have been solved, achieving efficient energy supply and simplified maintenance.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SUNRAIN GRP CO LTD
- Filing Date
- 2025-06-26
- Publication Date
- 2026-07-21
AI Technical Summary
In existing building HVAC systems, heating and cooling functions rely on split-type equipment, resulting in complex piping layouts, energy waste, complicated maintenance, and low efficiency.
It adopts an integrated cold and hot energy supply equipment, which forms a circulation loop with the outdoor air source heat pump, integrates hydraulic modules, fan coil units and radiators, and sets up electric three-way valves in parallel to achieve seamless switching between cold and hot water, and achieves dynamic hydraulic balance by combining buffer water tank and water pump.
Simplify pipe connections, optimize hot and cold water circulation paths, reduce heat loss, achieve efficient energy supply, reduce the complexity of troubleshooting, and improve system energy efficiency and user experience.
Smart Images

Figure CN224534398U_ABST