IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0495183
(2006-07-28)
|
등록번호 |
US-7488151
(2009-02-10)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
3 인용 특허 :
52 |
초록
▼
A rotor for use with a fluid flow generator or reactor, said rotor being rotatable about a central axis of the rotor and having a at least one vane arranged, in use, to induce a generally axial fluid-flow into the central axial region of the rotor and an outward flow from the central axial region of
A rotor for use with a fluid flow generator or reactor, said rotor being rotatable about a central axis of the rotor and having a at least one vane arranged, in use, to induce a generally axial fluid-flow into the central axial region of the rotor and an outward flow from the central axial region of the rotor to the outer periphery of the rotor, wherein the at least one vane comprises a vortex generator adapted to accelerate the fluid away from the central axis of the rotor in a vortical motion.
대표청구항
▼
What is claimed is: 1. A fluid flow rotor system comprising: a housing component configured to host a rotor, the housing component comprising: a central axis; an inlet, the inlet being concentric with the central axis; and an outlet, the outlet being tangential to a rotation path of an outer perime
What is claimed is: 1. A fluid flow rotor system comprising: a housing component configured to host a rotor, the housing component comprising: a central axis; an inlet, the inlet being concentric with the central axis; and an outlet, the outlet being tangential to a rotation path of an outer perimeter of a rotor hosted in the housing component, and a rotor configured to rotate about the central axis within the housing component, the rotor comprising: a plurality of radial blades arranged equi-angularly about the central axis, wherein the surface of the plurality of radial blades comprises a curvature generally corresponding to a logarithmic curve, wherein the radius of the logarithmic curve measured at equiangular radii unfolds at a constant order of growth; and an axial surface extending between the radial blades. 2. The fluid flow rotor system of claim 1, wherein the axial surface comprises a curvature generally corresponding to a logarithmic curve, wherein the radius of the logarithmic curve measured at equiangular radii unfolds at a constant order of growth. 3. The fluid flow rotor system of claim 2, wherein a cross-sectional area between the radial blades and the axial surface increases radially outwardly, wherein the radial increase measured at equiangular radii unfolds at a constant order of growth. 4. The fluid flow rotor system of claim 1, wherein the surface of the plurality of radial blades is transverse to the central axis. 5. The fluid flow rotor system of claim 1, wherein the surface of the plurality of radial blades is parallel to the central axis. 6. The fluid flow rotor system of claim 1, wherein the plurality of radial blades extend radially across the axial surface from the central axis to the outer perimeter of the rotor. 7. The fluid flow rotor system of claim 6, wherein the plurality of radial blades further extend axially away from the axial surface. 8. The fluid flow rotor system of claim 1, wherein the axial surface comprises a hub configured to support the rotor within the housing. 9. The fluid flow rotor system of claim 8, wherein the hub is circular and the plurality of blades extend radially across the axial surface from the central axis to the outer perimeter of the rotor. 10. The fluid flow rotor system of claim 9, wherein the hub and plurality of blades are a single element. 11. The fluid flow rotor system of claim 8, wherein the hub comprises an outer annual portion and the plurality of blades extend radially across the annular portion from an inner perimeter of the annual portion to an outer perimeter of the annual portion. 12. The fluid flow rotor system of claim 11, wherein the annular surface comprises an axial wall of the housing. 13. A centrifugal fan system, comprising: a housing component configured to support a rotor, the housing component comprising: a pair of spaced axial walls, wherein one of the axial walls comprises a centrally located opening; and a side wall located between the pair of spaced axial walls, wherein the side wall comprises an outlet substantially tangential to a rotation path of an outer perimeter of a rotor, and a centrifugal fan configured to rotate about a central axis within the housing component and further configured to be concentric with the opening, the centrifugal fan comprising: a plurality of radial blades arranged equi-angularly about the central axis, wherein the surface of the plurality of radial blades comprises a curvature generally corresponding to a logarithmic curve, wherein the radius of the logarithmic curve measured at equiangular radii unfolds at a constant order of growth; a first axial face associated with the inlet; a second axial face remote from the inlet; and an axial surface coupling the first and second axial faces and extending between the radial blades. 14. The centrifugal fan system of claim 13, wherein the axial walls and side wall define an interior face of the housing component, the interior face having a curvature generally corresponding to a logarithmic curve, wherein the radius of the logarithmic curve measured at equiangular radii unfolds at a constant order of growth. 15. The centrifugal fan system of claim 13, wherein the axial surface comprises a curvature generally corresponding to a logarithmic curve. 16. The centrifugal fan system of claim 15, wherein the radius of the logarithmic curve measured at equiangular radii unfolds at a constant order of growth. 17. The centrifugal fan system of claim 16, wherein a cross-sectional area between the plurality of radial blades and the axial surface increases radially outward at a constant order of growth when the radial increase is measured at equiangular radii. 18. The centrifugal fan system of claim 13, wherein the plurality of blades extend radially across the axial surface from the central axis to the outer perimeter of the rotor and extend axially away from the axial surface. 19. The centrifugal fan system of claim 13, wherein the axial surface comprises a hub that supports the plurality of blades outwardly from the central axis and further supports the rotor within the housing component. 20. The centrifugal fan system of claim 19, wherein the hub is circular and the plurality of blades extend radially across the axial surface from the central axis to the outer perimeter of the rotor. 21. The centrifugal fan system of claim 19, wherein the hub and blades are formed as a single element. 22. The centrifugal fan system of claim 19, wherein the hub comprises an outer annular portion and the plurality of blades extend radially across the annual portion from an inner perimeter of the annual portion to an outer perimeter of the annular portion. 23. The centrifugal fan system of claim 22, wherein the annular surface comprises an axial wall of the housing component.
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