A heat pump water heater system including a water storage tank and a heat exchange system. The heat exchange system includes a heat absorber positioned below the water storage tank and a heat rejecter in fluid communication with the heat absorber and positioned within the water storage tank. The hea
A heat pump water heater system including a water storage tank and a heat exchange system. The heat exchange system includes a heat absorber positioned below the water storage tank and a heat rejecter in fluid communication with the heat absorber and positioned within the water storage tank. The heat absorber is configured to transfer heat to fluid in the heat exchange system, and the heat rejecter is configured to transfer heat from fluid in the heat exchange system to the water in the water storage tank.
대표청구항▼
What is claimed: 1. A heat pump water heater comprising: a water storage tank; a heat exchange circuit comprising a heat absorber and a heat transfer region in fluid communication with said heat absorber and positioned within said water storage tank, said heat absorber being configured to transfer
What is claimed: 1. A heat pump water heater comprising: a water storage tank; a heat exchange circuit comprising a heat absorber and a heat transfer region in fluid communication with said heat absorber and positioned within said water storage tank, said heat absorber being configured to transfer heat to fluid in said heat exchange circuit, and said heat transfer region being configured to transfer heat from fluid in said heat exchange circuit to water in said water storage tank; and an air passage extending through an interior of said water storage tank. 2. The heat pump water heater of claim 1, wherein said water storage tank is vertically oriented. 3. The heat pump water heater of claim 1, wherein said heat absorber has an arcuate profile. 4. The heat pump water heater of claim 3, wherein said arcuate profile of said heat absorber is semicircular. 5. The heat pump water heater of claim 1, wherein said heat exchange circuit further comprises a compressor configured to pressurize fluid in said heat exchange circuit. 6. The heat pump water heater of claim 5, wherein said compressor is positioned below said water storage tank. 7. The heat pump water heater of claim 1, wherein said heat transfer region comprises at least one coil. 8. The heat pump water heater of claim 1, wherein said heat exchange circuit further comprises an expansion valve configured to depressurize fluid in said heat exchange circuit. 9. The heat pump water heater of claim 1, wherein said air passage comprises an air supply passage upstream of said heat absorber. 10. The heat pump water heater of claim 9, wherein said air supply passage has an inlet positioned above said heat absorber. 11. The heat pump water heater of claim 10 further comprising a filter positioned to filter particulate matter from the air in said air supply passage. 12. The heat pump water heater of claim 9, wherein said air supply passage extends along a central axis of said water storage tank. 13. The heat pump water heater of claim 9, wherein said heat transfer region comprises at least one coil disposed around said air supply passage. 14. A heat pump water heater comprising: a water storage tank; a heat exchange circuit comprising a heat absorber and a heat transfer region in fluid communication with said heat absorber and positioned within said water storage tank, said heat absorber being configured to transfer heat to fluid in said heat exchange circuit, and said heat transfer region being configured to transfer heat from fluid in said heat exchange circuit to water in said water storage tank; and an air supply passage defined upstream of said heat absorber, wherein said air supply passage has an inlet positioned below said water storage tank. 15. A heat pump water heater comprising: a water storage tank; a heat exchange circuit comprising a heat absorber and a heat transfer region in fluid communication with said heat absorber and positioned within said water storage tank, said heat absorber being configured to transfer heat to fluid in said heat exchange circuit, and said heat transfer region being configured to transfer heat from fluid in said heat exchange circuit to water in said water storage tank; an air discharge passage downstream of said heat absorber; and a jacket having an inner surface, wherein said jacket inner surface and an outer surface of said water storage tank at least partially define said air discharge passage. 16. A heat pump water heater comprising: a water storage tank; a heat exchange circuit comprising a heat absorber and a heat transfer region in fluid communication with said heat absorber and positioned within said water storage tank, said heat absorber being configured to transfer heat to fluid in said heat exchange circuit, and said heat transfer region being configured to transfer heat from fluid in said heat exchange circuit to water in said water storage tank; and an air discharge passage downstream of said heat absorber; wherein said water storage tank has a central portion and said air discharge passage is positioned in said central portion of said water storage tank. 17. The heat pump water heater of claim 16, wherein said air discharge passage has an outlet positioned above said heat absorber of said heat pump water heater. 18. A heat pump water heater comprising: a water storage tank; a heat exchange circuit comprising a heat absorber and a heat transfer region in fluid communication with said heat absorber and positioned within said water storage tank, said heat absorber being configured to transfer heat to fluid in said heat exchange circuit, and said heat transfer region being configured to transfer heat from fluid in said heat exchange circuit to water in said water storage tank; and an air discharge passage downstream of said heat absorber, wherein said air discharge passage extends through an interior of said water storage tank. 19. The heat pump water heater of claim 18, wherein said air discharge passage extends along a central axis of said water storage tank. 20. The heat pump water heater of claim 18, wherein said heat transfer region comprises at least one coil disposed around said air discharge passage. 21. A heat pump water heater comprising: a water storage tank positioned in an upper portion of said heat pump water heater; and a heat exchange circuit comprising a heat absorber positioned in a lower portion of said heat pump water heater below said water storage tank and a heat transfer region in fluid communication with said heat absorber and positioned within said water storage tank; said heat absorber being configured to transfer heat to fluid in said heat exchange circuit, and said heat transfer region being configured to transfer heat from fluid in said heat exchange circuit to water in said water storage tank; wherein said heat pump water heater defines an air passage extending through an interior of said water storage tank, said air passage having an end positioned above said lower portion of said heat pump water heater. 22. A heat pump water heater comprising: a water storage tank positioned in an upper portion of said heat pump water heater and having an interior portion with a central axis; and a heat exchange circuit comprising a heat absorber positioned in a lower portion of said heat pump water heater below said water storage tank and a heat transfer region comprising at least one coil in fluid communication with said heat absorber and positioned within said water storage tank; an air supply passage defined by said heat pump water heater, said air supply passage being positioned upstream of said heat absorber and having an inlet positioned above said lower portion of said heat pump water heater, wherein said air supply passage extends through said interior of and along said central axis of said water storage tank, and wherein said at least one coil of said heat transfer region is disposed around said air supply passage; said heat absorber being configured to transfer heat to fluid in said heat exchange circuit, and said heat transfer region being configured to transfer heat from fluid in said heat exchange circuit to water in said water storage tank. 23. A method of manufacturing a heat pump water heater comprising the steps of: positioning a water storage tank within portion of a jacket of the heat pump water heater; positioning a heat absorber in an adjacent portion of the jacket; positioning a heat transfer region within the water storage tank; coupling the heat absorber and heat transfer region to form a heat exchange circuit, wherein the heat absorber is configured to transfer heat to fluid in the heat exchange circuit, and the heat transfer region is configured to transfer heat from fluid in the heat exchange circuit to water in the water storage tank; and extending an air passage through an interior of the water storage tank.
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이 특허에 인용된 특허 (12)
Gilles Theodore C. (Dallas TX), Ancillary heat pump apparatus for producing domestic hot water.
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