Claims
- 1. A method of operating air conditioner condenser or heat pump blades, comprising the steps of:
rotating blades within an air condition condenser or a heat pump at up to approximately 840 rpm; generating airflow from the running blades of up to approximately 2200 cfm; and requiring power from a ⅛ hp PSC motor of up to approximately 110 Watts while running the blades and generating the airflow.
- 2. The method of claim 1, wherein the motor includes: an 8-pole PSC motor.
- 3. The method of claim 1, wherein the blades include fan diameters of approximately 19 inches.
- 4. The method of claim 1, wherein the blades include fan diameters of approximately 27.6 inches.
- 5. The method of claim 1, further comprising the step of:
providing twisted fan blades with an air foil.
- 6. A method of operating air conditioner condenser or heat pump blades, comprising the steps of:
rotating blades within an air conditioner condenser or heat pump up to approximately 1100 rpm; generating airflow from the running blades up to approximately 2800 cfm; and requiring power from a motor up to approximately 130 Watts while running the blades and generating the airflow.
- 7. The method of claim 6, wherein the motor includes: a 6-pole ⅛ hp PSC motor.
- 8. The method of claim 6, wherein the blades include fan diameters of approximately 19 inches.
- 9. The method of claim 1, wherein the blades include fan diameters of approximately 27.6 inches.
- 10. The method of claim 1, further comprising the step of:
providing twisted blades for the air condenser.
- 11. A method of operating air conditioner condenser or heat pump blades, comprising the steps of:
rotating blades within an air condition condenser at up to approximately 840 rpm; generating airflow from the running blades of up to approximately 2200 cfm; and requiring power from a motor of up to approximately 110 Watts while running the blades and generating the airflow.
- 12. The method of claim 11, wherein the motor includes: a 6-pole ⅛ hp motor operating at 1100 rpm and producing a flow of 2800 cfm at 130 W.
- 13. The method of claim 11, wherein the blades include fan diameters of approximately 19 inches.
- 14. The method of claim 11, wherein the blades include fan diameters of approximately 27.6 inches.
- 15. The method of claim 11, further comprising the step of:
providing twisted blades with an air foil for the air condenser.
- 16. The method of claim 11, further comprising the step of providing a divergent approximately 7° conical diffuser which can improve air moving efficiency of the fan configuration by up to 18% at no increase in power.
- 17. The method of claim 11, further comprising the step of:
providing two twisted blades on opposite sides of a hub.
- 18. The method of claim 11, further comprising the step of:
providing three twisted blades equally spaced apart from one another about a hub.
- 19. The method of claim 11, further comprising the step of:
providing four twisted blades equally spaced apart from one another about a hub.
- 20. The method of claim 11, further comprising the step of:
providing four twisted blades equally spaced apart from one another about a hub.
- 21. The method of claim 11, further comprising the step of:
providing five twisted blades equally spaced apart from one another about a hub.
- 22. The method of claim 11, further comprising the step of:
providing twisted blades assymetrically spaced apart from one another about a hub.
- 23. The method of claim 11, further comprising the step of:
providing five twisted blades assymetrically spaced apart from one another about a hub.
- 24. An air conditioner condenser or heat pump fan assembly, comprising:
a hub connected to a motor of an air conditioner or a heat pump; a first twisted blade attached to the hub; and a second twisted blade attached to the hub; means for generating substantial CFM from a limited RPM rotation of the blades while using limited power watts of the motor.
- 25. The assembly of claim 24, wherein approximately 2200 CFM of air flow is generated using approximately 110 Watts of power while running the blades at approximately 840 RPM.
- 26. The assembly of claim 25, wherein the motor includes: an 8-pole motor.
- 26. The assembly of claim 24, wherein approximately 2800 CFM of air flow is generated using approximately 140 Watts of power while running the blades at approximately 1100 RPM.
- 27. The assembly of claim 26, wherein the motor includes: a 6-pole motor.
- 28. The assembly of claim 24, wherein approximately 2200 to approximately 2800 CFM of air flow is generated using approximately 131 Watts of power while running the blades at approximately 1100 RPM.
- 29. The assembly of claim 24, further comprising: a third twisted blade.
- 30. The assembly of claim 29, further comprising: a fourth twisted blade.
- 31. The assembly of claim 30, further comprising: a fifth twisted blade.
- 32. The assembly of claim 24, further comprising:
means for orienting the blades into an assymetrical configuration to reduce dB levels of the assembly.
- 33. The assembly of claim 31, further comprising:
means for orienting the blades into an assymetrical configuration to reduce dB levels of the assembly.
- 34. The assembly of claim 24, further comprising:
a conical diffuser housing for increasing air flow efficiency of the blades.
- 35. The assembly of claim 24, further comprising:
an overall diameter across the blades being approximately 19 inches.
- 36. The assembly of claim 24, further comprising:
an overall diameter across the blades being approximately 27.6 inches.
Parent Case Info
[0001] This invention relates to air conditioning systems, and in particular to using twisted shaped blades with optimized air foils for improving air flow and minimizing motor power in air-source central air conditioning outdoor condenser fans with and without devices to improve condenser airflow for operating fan blades at approximately 825 to approximately 1100 rpm to produce airflow of approximately 2200 cfm using approximately 110 Watts of power at approximately 825 rpm and approximately 2800 cfm at approximately 1100 rpm with approximately 130 W for air conditioners and heat pumps, and this invention claims the benefit of priority to U.S. Provisional Applications No. 60/369,050 filed Mar. 30, 2002, and No. 60/438,035 filed Jan. 3, 2003.
Provisional Applications (2)
|
Number |
Date |
Country |
|
60369050 |
Mar 2002 |
US |
|
60438035 |
Jan 2003 |
US |