锘军/span>1.Introduction of HYY Triple-Supply System 
This system uses the   Single Well Supply/Return Water Technology as an energy collection   subsystem, and the Triple-Supply Heat Pump Unit to provide heating,   cooling and domestic hot water for buildings. This system is HYY patent   technology which is able to use for various geological condition and   building indoor parameter requirements. Customers can choose very kinds   of water pumps, valves, soft water units, electric automatic control   equipments based on their demand. The Single Well Supply/Return Water   Technology can perfectly protect groundwater resource.

 2.The main equipments of HYY Triple-Supply System 
The   main equipments of HYY Triple-Supply System include ground energy   sourced heat pump (Energy Promotion Device), circulation water pump,   water filling and pressure device, hot water supply device, energy   collection device. Standby equipment: operation data record, data   transmission, data treatment on line or by radio.

 3.Sketch map of HYY Triple-Supply System