IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0377830
(2010-06-13)
|
등록번호 |
US-8624423
(2014-01-07)
|
우선권정보 |
KR-10-2009-0052590 (2009-06-13); KR-10-2010-0050631 (2010-05-28) |
국제출원번호 |
PCT/KR2010/003794
(2010-06-13)
|
§371/§102 date |
20111213
(20111213)
|
국제공개번호 |
WO2010/143921
(2010-12-16)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
4 |
초록
▼
A wind power converting apparatus that includes a rotor unit. The rotor unit includes a rotary blade assembly and a cover. The rotary blade assembly has a rotary blade disposed in the longitudinal direction of the rotary shaft, and is rotated by the wind from the outside. The cover blocks a headwind
A wind power converting apparatus that includes a rotor unit. The rotor unit includes a rotary blade assembly and a cover. The rotary blade assembly has a rotary blade disposed in the longitudinal direction of the rotary shaft, and is rotated by the wind from the outside. The cover blocks a headwind, which blows opposite to the direction in which the rotary blade assembly is rotated, from being introduced to the rotary blade assembly. According to the wind power converting apparatus, the operating efficiency of the wind power converting apparatus is increased, power generation is possible even in light wind, and a plurality of generators can be connected together.
대표청구항
▼
1. A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside, wherein the rotary blade assembly comprises the rotary shaft and a plurality of the
1. A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside, wherein the rotary blade assembly comprises the rotary shaft and a plurality of the rotary blades extending from the rotary shaft; androtary shaft bearings disposed to surround the rotary shaft, wherein the rotary shaft bearings are configured such that the rotary shaft bearings are separated from each other so as to rotate independently from each other on the rotary shaft,wherein some of the rotary blades are coupled to the rotary shaft bearings, such that the some rotary blades rotate together with the rotary shaft bearings, and the others of the rotary blades are coupled to the rotary shaft, such that the other rotary blades rotate together with the rotary shaft. 2. A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside, wherein the rotary blade assembly comprises the rotary shaft from which a rotary shaft blade extends, the rotary blade extending from the rotary shaft and including an inner rotary blade extending from a rotary blade body to the rotary shaft blade, and a partition plate, the partition plate dividing the rotary blade into a plurality of sections, such that the rotary blade forms a multi-stage structure; anda wind guide inclined toward the inner rotary blade such that wind that flows over the partition plate is guided toward the inner rotary blade. 3. A wind power converting apparatus comprising a rotor unit, wherein the rotor unit further comprises: a rotary blade assembly comprising a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside;an auxiliary blade protruding from a surface of the rotary blade assembly, the auxiliary blade increasing a rotational force of the rotary blade assembly by the wind introduced from the outside;an outer cover surrounding the rotary blade assembly; andan inner cover disposed between the outer cover and the rotary blade assembly,wherein an area between the outer cover and the rotary blade assembly is partitioned by the inner cover, thereby forming a plurality of wind inlet holes, through which wind is introduced to different parts of the rotary blade assembly. 4. A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside, wherein the rotary blade assembly comprises the rotary shaft, the rotary blade extending from the rotary shaft, and a partition plate, the partition plate dividing the rotary blade into a plurality of sections, such that the rotary blade forms a multi-stage structure; anda partition plate blade protruding from the partition plate, wherein the partition plate blade is exposed to wind independently from the rotary blade, thereby increasing a rotational force of the rotor unit;a partition plate blade body having a curved shape, which is produced by cutting a portion of a globular shape, with a height of the partition plate blade body varying in a direction from the rotary shaft to a periphery of the partition plate; anda partition plate blade sub-body configured to be bent from the partition plate blade body. 5. A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside, wherein the rotary blade assembly comprises the rotary shaft and the rotary blade extending from the rotary shaft,wherein an inner space, which is sealed from an outside, is formed inside the rotary blade, and a working fluid contained in the sealed inner space of the rotary blade, the working fluid flowing inside the rotary blade when the rotary blade is rotated by the wind from the outside, thereby increasing a rotational inertia of the rotary blade. 6. A wind power converting apparatus comprising: a rotary blade assembly comprising a rotary blade, which are provided in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside;a cover, wherein the cover blocks a headwind, which blows opposite to a direction in which the rotary blade assembly is rotated, from being introduced to the rotary blade assembly; andan elastically deformable portion formed in the cover, wherein,when the wind is introduced to the cover from the outside, the elastically deformable portion is deformed outward by a pressure of the wind, thereby increasing an inner space of the cover in which air is contained, andwhen introduction of the wind into the cover is reduced, the elastically deformable portion is restored to an original state, so that the air, which has been contained inside the cover by deformation and stretching of the elastically deformable portion, is pushed and is supplied to an inside of the cover. 7. A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade provided in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside;an auxiliary blade protruding from a surface of the rotary blade assembly, the auxiliary blade increasing a rotational force of the rotary blade assembly by the wind introduced from the outside; anda piece blade formed on the auxiliary blade, the piece blade increasing the rotational force of the rotary blade assembly by the wind introduced from the outside. 8. A wind power converting apparatus comprising a rotor unit, wherein the rotor unit further comprises: a rotary blade assembly comprising a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside; andan auxiliary blade protruding from a surface of the rotary blade assembly, the auxiliary blade increasing a rotational force of the rotary blade assembly by the wind introduced from the outside,wherein the rotor unit further comprises a cover, wherein a thickness of the cover changes in a direction from an inlet hole side, through which the wind from the outside is introduced to the rotary blade assembly, to an outlet hole side, through which the wind from the outside that has passed through the rotary blade assembly is exhausted. 9. A wind power converting apparatus comprising: a rotary blade assembly having a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside, wherein the rotary blade assembly comprises the rotary shaft and the rotary blade extending from the rotary shaft; anda rotary shaft blade extending from the rotary shaft,wherein the rotary blade comprises:a rotary blade body;an inner rotary blade extending from the rotary blade body to the rotary shaft blade; andan outer rotary blade extending outward from the rotary blade body. 10. The wind power converting apparatus of claim 9, wherein the rotary shaft blade is pivotably coupled to the rotary shaft, and the inner rotary blade is pivotably coupled to the rotary blade body. 11. A wind power converting apparatus comprising a rotor unit, wherein the rotor unit comprises: a rotary blade assembly comprising a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside;a cover, wherein the cover blocks a headwind, which blows opposite to a direction in which the rotary blade assembly is rotated, from being introduced to the rotary blade assembly,wherein the rotary blade assembly comprises a plurality of the rotary blades extending from the rotary shaft and at least one partition plate disposed along the rotary shaft, the partition plate dividing each of the rotary blades into a plurality of sections, such that the rotary blade forms a multi-stage structure,wherein a plurality of partitioned spaces is formed inside the partition plate, liquid is disposed inside the partitioned spaces, a plurality of resistant fins protrudes into each of the partitioned spaces from an outer circumference the each partitioned space, andwherein, when the partition plate rotates, the liquid is collected in one portion of the each partitioned space, and when a rotational force of the partition plate decreases, the liquid is collected in the other portion of the each partitioned space due to inertia to collide against the resistant fins, thereby increasing a rotational force of the rotor unit. 12. The wind power converting apparatus of claim 11, wherein the cover rotates about the rotary shaft in a direction in which wind blows. 13. The wind power converting apparatus of claim 11, further comprising a plurality of generators, each of which is connected to the rotary shaft of the rotary blade assembly to generate electricity. 14. The wind power converting apparatus of claim 11, wherein at least one globular weight is contained in the partitioned space. 15. The wind power converting apparatus of claim 11, wherein the cover has a wind guide extending from a body of the cover to guide a favorable wind, which is in a direction in which the rotary blade assembly rotates, to the rotary blade assembly. 16. The wind power converting apparatus of claim 15, wherein a length of the wind guide is variable with respect to the body of the cover. 17. A wind power converting apparatus comprising a rotor unit, wherein the rotor unit comprises: a rotary blade assembly comprising a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside;an auxiliary blade protruding from a surface of the rotary blade assembly, the auxiliary blade increasing a rotational force of the rotary blade assembly by the wind introduced from the outside,wherein a plurality of the auxiliary blades have different heights. 18. The wind power converting apparatus of claim 17, wherein the rotary blade assembly comprises a plurality of the rotary blades extending from the rotary shaft and at least one partition plate disposed along the rotary shaft, the partition plate dividing each of the rotary blades into a plurality of sections, such that the rotary blade forms a multi-stage structure. 19. The wind power converting apparatus of claim 17, wherein recesses are formed in at least one of the rotary blade assembly and the auxiliary blade. 20. The wind power converting apparatus of claim 17, wherein the rotor unit further comprises a cover surrounding the rotary blade assembly, the cover having a plurality of wind inlet holes formed in a plurality of directions, wherein the wind from the outside is introduced through the wind inlet holes to the rotary blade assembly. 21. The wind power converting apparatus of claim 17, wherein the rotary blade assembly comprises a plurality of the rotary blades and a plurality of the auxiliary blades formed on each of the rotary blades, wherein a wind outlet is formed in a portion where the rotary blades are coupled to each other, the auxiliary blades are curved at a predetermined curvature, a through-hole is formed in a respective upper end of the curved auxiliary blades, and a screen, which prevents wind from blowing back into the through-hole, is provided. 22. The wind power converting apparatus of claim 17, wherein the rotary blade assembly has a wind resistant portion, with a portion of the wind resistant portion protruding to increase the rotational force of the rotary blade assembly. 23. A wind power converting apparatus comprising a rotor unit, wherein the rotor unit further comprises: a rotary blade assembly comprising a rotary blade disposed in a longitudinal direction of a rotary shaft, the rotary blade assembly being rotated by wind from an outside; andan auxiliary blade protruding from a surface of the rotary blade assembly, the auxiliary blade increasing a rotational force of the rotary blade assembly by the wind introduced from the outside,wherein the rotary blade assembly comprises the rotary blade and a wind guide pipe, which extends through the rotary blade. 24. The wind power converting apparatus of claim 23, wherein the rotary blade assembly comprises an elastic backflow prevention cover, which prevents wind from blowing back in an outlet of the wind guide pipe. 25. The wind power converting apparatus of claim 23, wherein the wind guide pipe is configured to be bent in one direction, and the auxiliary blade is provided on a portion of the wind guide pipe. 26. The wind power converting apparatus of claim 23, wherein the wind guide plate has a spiral shape, which causes resistance to wind that is passing through the wind guide plate, such that the rotational force of the rotary blade assembly is increased. 27. The wind power converting apparatus of claim 23, wherein the rotary blade assembly comprises a conical backflow prevention cover, which prevents wind from blowing back in an outlet of the wind guide pipe, an outlet-side interval-forming member, which forms an interval between the outlet of the wind guide pipe and the backflow prevention cover so as to form an outlet passage for wind between the outlet of the wind guide pipe and the backflow prevention cover, a plate-like backflow prevention cover, which prevents wind from blowing back in an inlet of the wind guide pipe, and an inlet-side interval-forming member, which forms an interval between the backflow prevention cover and the wind guide pipe so as to form an outlet passage for wind between the backflow prevention cover and the wind guide pipe. 28. The wind power converting apparatus of claim 27, wherein the conical backflow prevention cover has a backflow prevention flange extending therefrom.
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