An horizontal axis wind turbine having a rotor (3) with a frontal projection comprising a stationary spherical head (1) upstream of its multibladed turbine rotor (3) displaces and increases the speed of wind addressed over 70% of the total frontal area. A series of thin airfoils (12) radially and ev
An horizontal axis wind turbine having a rotor (3) with a frontal projection comprising a stationary spherical head (1) upstream of its multibladed turbine rotor (3) displaces and increases the speed of wind addressed over 70% of the total frontal area. A series of thin airfoils (12) radially and evenly placed on said spherical head (1) to direct wind towards the turbine short blades (4).
대표청구항▼
What is claimed is: 1. A fluid turbine, comprising: a rotor and blade assembly, including: a rotor, the rotor being rotatable about an axis, the rotor having an outer surface, and a plurality of blades extending from the outer surface of the rotor, each of the blades having a tip and a main driven
What is claimed is: 1. A fluid turbine, comprising: a rotor and blade assembly, including: a rotor, the rotor being rotatable about an axis, the rotor having an outer surface, and a plurality of blades extending from the outer surface of the rotor, each of the blades having a tip and a main driven surface with an addressable frontal exposure, the blades being shaped and positioned such that there is no effective open area between the addressable frontal exposure of adjacent blades, the addressable frontal exposure of each of the blades being situated solely within at most an outer thirty percent of a radius defined between the axis and the tips of the blades, and a stationary front portion forward of the rotor for displacing and increasing a speed of oncoming fluid, the stationary front portion being shaped and arranged with respect to the blades so as to direct the displaced fluid to the addressable frontal exposure area of the blades, the stationary front portion being at least partly spherical, the stationary front portion blocking off at least seventy percent of the radius defined between the axis and the tips of the blades. 2. The fluid turbine in claim 1, further comprising a rotatable base for rotatably mounting the turbine. 3. The fluid turbine in claim 1, further comprising a conically shaped rear body for creating a low pressure induction area behind the blades. 4. The fluid turbine in claim 1, wherein the stationary portion is shaped to reduce surface tension of an oncoming fluid. 5. The fluid turbine in claim 1, wherein the stationary front portion and the outer surface of the rotor together form a half sphere. 6. The fluid turbine in claim 5, further comprising a plurality of radially spaced airfoils extending from the stationary front portion for directing oncoming fluid in a spiral fashion towards the blades. 7. The fluid turbine in claim 5, further comprising a rotatable base for rotatably mounting the turbine. 8. The fluid turbine in claim 5, further comprising a conically shaped rear body for creating a low pressure induction area behind the blades. 9. The fluid turbine in claim 5, wherein the fluid turbine is one of a wind turbine or a water turbine. 10. The fluid turbine in claim 1, wherein the stationary front portion is of a half sphere shape and the outer surface of the rotor is cylindrical. 11. The fluid turbine in claim 10, further comprising a plurality of radially spaced airfoils extending from the stationary front portion for directing oncoming fluid in a spiral fashion towards the blades. 12. The fluid turbine in claim 10, further comprising a rotatable base for rotatably mounting the turbine. 13. The fluid turbine in claim 10, further comprising a conically shaped rear body for creating a low pressure induction area behind the blades. 14. The fluid turbine in claim 10, wherein the fluid turbine is one of a wind turbine or a water turbine. 15. The fluid turbine in claim 1, further comprising a plurality of radially spaced airfoils extending from the stationary front portion for directing oncoming fluid in a spiral fashion towards the blades. 16. The fluid turbine in claim 15, further comprising a rotatable base for rotatably mounting the turbine. 17. The fluid turbine in claim 15, further comprising a conically shaped rear encasement for creating a low pressure induction area behind the blades. 18. The fluid turbine in claim 15, wherein the fluid turbine is one of a wind turbine or a water turbine. 19. The fluid turbine in claim 1, wherein the fluid turbine is one of a wind turbine or a water turbine. 20. The fluid turbine in claim 19, wherein the stationary portion is shaped to reduce surface tension of an oncoming fluid.
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이 특허에 인용된 특허 (27)
Hein Leopold A. (Fayetteville TN) Myers William N. (Huntsville AL), Amplified wind turbine apparatus.
Karlsson Jan (Gothenburg SEX) Raimel Gert (Asa Station SEX), Apparatus for increasing the flow speed of a medium and for recovering its kinetic energy.
Staley Frederick J. (1403 N. College Ave. ; #5 Fort Collins CO 80524) Elder Dillyn M. (1513 N. College Ave. ; #18 Fort Collins CO 80524), Wind turbine particularly suited for high-wind conditions.
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