IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0613287
(2009-11-05)
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등록번호 |
US-8376704
(2013-02-19)
|
발명자
/ 주소 |
- Haans, Wouter
- Nies, Jacob Johannes
|
출원인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
16 |
초록
▼
A method of assembling an air distribution system for use in a rotor blade of a wind turbine wherein the rotor blade includes a sidewall extending from a blade root towards a blade tip. The method includes coupling a manifold to the sidewall, wherein the manifold extends from the blade root towards
A method of assembling an air distribution system for use in a rotor blade of a wind turbine wherein the rotor blade includes a sidewall extending from a blade root towards a blade tip. The method includes coupling a manifold to the sidewall, wherein the manifold extends from the blade root towards the blade tip and has a root end and an opposing tip end defining a passage from the root end to the tip end. A plurality of apertures is defined through the sidewall. The apertures provide flow communication between the passage and ambient air. A debris collector is coupled to the tip end of the manifold and is configured to collect debris flowing through the air distribution system.
대표청구항
▼
1. A method of assembling an air distribution system for use in a rotor blade of a wind turbine, the rotor blade including a sidewall extending between a blade root and a blade tip and defining a cavity, the method comprising: coupling a manifold to the sidewall within the cavity, the manifold exten
1. A method of assembling an air distribution system for use in a rotor blade of a wind turbine, the rotor blade including a sidewall extending between a blade root and a blade tip and defining a cavity, the method comprising: coupling a manifold to the sidewall within the cavity, the manifold extending from the blade root towards the blade tip, the manifold having a root end and an opposing tip end, and defining a passage from the root end to the tip end;defining a plurality of apertures through the sidewall, the plurality of apertures providing flow communication between the passage and ambient air; and,coupling a debris collector to the manifold tip end such that a passage of the debris collector is in flow communication with the manifold passage, the debris collector defining an opening providing flow communication between the debris collector passage and ambient air, the debris collector configured to collect debris flowing through from the tip end of the manifold and discharge the debris the opening to the ambient air. 2. The method in accordance with claim 1, wherein each aperture of the plurality of apertures has a first diameter, wherein coupling a debris collector further comprises coupling a debris collector to the manifold tip end, wherein the opening has a second diameter that is larger than the first diameter and configured to discharge debris from the debris collector passage to the ambient air. 3. The method in accordance with claim 1, wherein defining a plurality of apertures comprises: defining a first opening of each of the plurality of apertures at an inner surface of the rotor blade sidewall, the first opening having a first diameter; and,defining a second opening of each of the plurality of apertures at an outer surface of the rotor blade sidewall, the second opening having a second diameter that is larger than the first diameter, wherein a respective first opening is configured to restrict debris from entering corresponding aperture from the air distribution system and a respective second opening is configured to prevent debris from restricting a flow being discharged from the corresponding aperture. 4. An air distribution system for use in a wind turbine, the wind turbine including at least one rotor blade including a sidewall at least partially defining a cavity extending between a blade root and a blade tip, the air distribution system comprising: a manifold at least partially positioned within the cavity and extending from the blade root towards the blade tip, the manifold having a root end and an opposing tip end, and the manifold defining a passage from the root end to the tip end;a plurality of apertures defined through the sidewall, the plurality of apertures providing flow communication between the manifold passage and ambient air; and,a debris collector coupled to the tip end of the manifold passage, the debris collector comprising a passage in flow communication with the manifold passage and an opening providing flow communication between the debris collector passage and ambient air, the debris collector configured to collect debris flowing from the tip end of the manifold and discharge the debris from the debris collector passage through the opening to the ambient air. 5. The air distribution system in accordance with claim 4, further comprising: a flow control device operatively coupled to the manifold, the flow control device configured to channel air through the manifold; and,a controller operatively coupled to the flow control device, the controller configured to direct the operation of the flow control device. 6. The air distribution system in accordance with claim 4, wherein the debris collector has a root end and an opposing tip end, the debris collector passage extends from the root end to the tip end of the debris collector, each aperture of the plurality of apertures having a first diameter, and the opening of the debris collector having a second diameter that is larger than the first diameter. 7. The air distribution system in accordance with claim 4, further comprising a hatch coupled to the sidewall and configured to cover the debris collector opening in a first position, the hatch movable from the first position to a second position to allow access to the debris collector passage. 8. The air distribution system in accordance with claim 7, further comprising an actuator operatively coupled to the hatch and configured to move the hatch between the first position and the second position. 9. The air distribution system in accordance with claim 4, wherein the rotor blade has a blade inner surface and a blade outer surface, each aperture of the plurality of apertures comprising: a first opening defined at the blade inner surface, the first opening having a first diameter; and,a second opening defined at the blade outer surface, the second opening having a second diameter that is larger than the first diameter, wherein the first opening is configured to restrict debris from entering the aperture from the air distribution system and the second opening is configured to prevent debris from restricting a flow being discharged from a corresponding aperture. 10. The air distribution system in accordance with claim 4, wherein the rotor blade has a blade inner surface and a blade outer surface, each aperture of the plurality of apertures comprising: a first opening defined at the blade inner surface having a first diameter, the first opening configured to restrict debris from entering the aperture from the air distribution system; and,a second opening defined at the blade outer surface, the second opening having a second diameter, the second opening configured to restrict debris from entering the aperture from the ambient air, wherein each aperture has a third diameter at a midsection greater than the first diameter and the second diameter. 11. The air distribution system in accordance with claim 4, wherein the rotor blade has a blade inner surface and a blade outer surface, and each aperture of the plurality of apertures defines an axis and comprises: a first opening defined at the blade inner surface; and,a second opening defined at the blade outer surface, the second opening positioned nearer the blade root than the first opening, the axis forming an angle with the blade inner surface that is at least 90 degrees. 12. The air distribution system in accordance with claim 4, wherein each aperture further comprises: a first opening defined at the blade inner surface, the first opening having a first diameter; and,a second opening defined at the blade outer surface, the second opening having a second diameter that is larger than the first diameter, wherein the first opening is configured to restrict debris from entering the aperture from the air distribution system. 13. The air distribution system in accordance with claim 11, wherein each aperture is at least partially defined by an arcuate wall formed in the sidewall. 14. The air distribution system in accordance with claim 12, wherein each aperture has a third diameter at a midsection greater than the first diameter and the second diameter. 15. An air distribution system for use in a wind turbine, the wind turbine including at least one rotor blade including a sidewall at least partially defining a cavity extending from a blade root towards a blade tip, the rotor blade having an inner surface and an outer surface, the air distribution system comprising: a plurality of actuators coupled to the rotor blade and positioned within the cavity, each actuator of the plurality of actuators having a housing and a diaphragm, the housing defining a chamber, the diaphragm configured to intake ambient air into the chamber and eject a jet of air out of the chamber; and,a plurality of apertures defined through the sidewall, each aperture of the plurality of apertures providing flow communication between the chamber and ambient air, each aperture comprising: a first opening defined at a blade outer surface, the first opening having a first diameter; and,a second opening defined at a blade inner surface, the second opening having a second diameter that is larger than the first diameter, the first opening configured to facilitate restricting debris from entering the aperture from ambient air. 16. A wind turbine comprising: at least one rotor blade including a sidewall at least partially defining a cavity extending between a blade root and a blade tip; and,an air distribution system at least partially positioned within the rotor blade, the air distribution system comprising: a manifold at least partially positioned within the cavity and extending from the blade root towards the blade tip, the manifold having a root end and an opposing tip end, the manifold defining a passage from the root end to the tip end of the manifold;a plurality of apertures defined through the sidewall, the plurality of apertures providing flow communication between the manifold passage and ambient air; and,a debris collector coupled to the tip end of the manifold passage, the debris collector comprising a passage in flow communication with the manifold passage and an opening providing flow communication between the debris collector passage and ambient air, the debris collector configured to collect debris flowing from the tip end of the manifold and discharge the debris from the debris collector passage through the opening to the ambient air. 17. The wind turbine in accordance with claim 16, wherein the debris collector has a root end and an opposing tip end, the debris collector passage extending from the root end of the debris collector to the tip end of the debris collector, each aperture of the plurality of apertures having a first diameter, the debris collector opening having a second diameter that is larger than the first diameter. 18. The wind turbine in accordance with claim 16, wherein the rotor blade has a blade inner surface and a blade outer surface, and each aperture comprises: a first opening defined at the blade inner surface, the first opening having a first diameter; and,a second opening defined at the blade outer surface, the second opening having a second diameter that is larger than the first diameter, wherein the first opening is configured to restrict debris from entering the aperture from the air distribution system. 19. The wind turbine in accordance with claim 16, wherein the rotor blade has a blade inner surface and a blade outer surface, and each aperture comprises: a first opening defined at the blade inner surface having a first diameter, the first opening configured to restrict debris from entering the aperture from the air distribution system; and,a second opening defined at the blade outer surface, the second opening having a second diameter, the second opening configured to restrict debris from entering the aperture from the ambient air, wherein each aperture has a third diameter at a midsection greater than the first diameter and the second diameter. 20. The wind turbine in accordance with claim 16, wherein the rotor blade has a blade inner surface and a blade outer surface, each aperture defines an axis, and each aperture comprises: a first opening defined at the blade inner surface, the first opening having a first diameter; and,a second opening defined at the blade outer surface, the second opening having a second diameter that is larger than the first diameter, the second opening positioned nearer the blade root than the first opening, the axis of the aperture forming an angle with the blade inner surface that is at least 90 degrees, wherein the first opening is configured to restrict debris from entering the aperture from the air distribution system.
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