Bionic wing type vertical shaft water turbine power generation device
The invention discloses a bionic wing type vertical shaft water turbine power generation device, and belongs to the technical field of renewable energy sources. According to the device, three rotors are arranged at the three ends of a seabed platform in an isosceles triangle array manner, through di...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a bionic wing type vertical shaft water turbine power generation device, and belongs to the technical field of renewable energy sources. According to the device, three rotors are arranged at the three ends of a seabed platform in an isosceles triangle array manner, through different installation modes, the rotation directions of blades of the two incident flow rotors are opposite, the two rotors form a clockwise vortex and an anticlockwise vortex respectively, the clockwise vortex and the anticlockwise vortex can form an anti-Karman vortex street, the wake flow influence is reduced, and the water power utilization efficiency of a water turbine is improved. Each rotating blade is of a semi-rhombic protruding structure imitating a megaptera novaeangliae fin limb, so that the stall interval can be slowed down, more energy can be captured from fluid, the energy obtaining efficiency of the water turbine can be improved, resistance can be reduced, and the structural strength of the water tur |
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