| 摘要 |
A water wheel impeller blade type electric power generating apparatus 61 of the present invention includes a floating body 51, an electric power generating apparatus body 62 attached to the floating body 51, the electric power generating apparatus body 62 floating under water by buoyance by the floating body 51 and allowing inflow and outflow of a water stream, an anchorage unit 52 anchoring the electric power generating apparatus body 62 at a fixed position in the water stream, a rotor 1 pivotally supported within the electric power generating apparatus body 62 so as to be able to rotate, the motor being disposed to be orthogonal to a direction of the water stream, an impeller blade group including a plurality of impeller blades 10 attached on an outer periphery of the rotor 1 so as to be automatically open at a lower side of the rotor 1 and closed at an upper side of the rotor 1, the impeller blade group receiving force by the water stream flowing in the electric power generating apparatus body 62 with open impeller blades to rotate the rotor 1, an inclined plate 24 for guiding the water stream, having one end attached at an upper end of the electric power generating apparatus body 62 at a water inflow side and a projecting tip approaching a vicinity of an impeller blade 10 attached to the rotor 1, and a power generator 30 generating electric power by transmission of rotating force generated by rotation of the rotor 1, and an inclination angle of the inclined plate 24 is set between 20 degrees and 45 degrees , and a position of the projecting tip of the inclined plate 24 is set within a range of 30% of a diameter of the rotor 1 above or below from a position corresponding to a shaft center of the rotor . |
