JP2007291903A - Wind power generation device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve problems such as lack of a device preventing invasion of small animals such as small birds and insects into a wind tunnel of a wind tunnel type propeller windmill, wind noise of the wind tunnel type propeller, and lack of drag hole of a wind cup depression on a lift vertical and horizontal blade of a vertical shaft windmill. <P>SOLUTION: An auxiliary propeller is provided at a front part in the wind tunnel of the wind tunnel type propeller windmill to prevent invasion of small animals such as small birds and insects. Wind noise of the wind tunnel type propeller is eliminated by applying wind tunnel inner wall muffling seat or an echo plate on rear part support shaft. Moreover, in this type wind power generation device, power generating efficiency is increased by newly applying inertia force and the drag hole of the wind cup depression on the lift vertical and horizontal blade of the vertical shaft windmill. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a wind tunnel type propeller type wind turbine and a vertical axis type wind turbine of my wind power generation device patent No. 3766845.

  With regard to conventional wind turbine generators, wind tunnel type propeller type windmills have small animal birds and insects removed, and propellers are silenced, and vertical axis type windmill lift vertical and horizontal wings are provided with a cup depression drag hole. How was it?

  Further, the inertial force of Japanese Patent No. 3766845 is increased to the lifting side of the vertical axis wind turbine, and the form of the vertical axis type wind turbine lifting side blade is newly applied.

Japanese Patent No. 3766845 (Japanese Patent Laid-Open No. 2006-090246)

  In the wind tunnel of a conventional wind tunnel type propeller type windmill, it is a device that newly silences the sound that cuts the wind when the wind tunnel type propeller is turned away from the small animal birds and insects.

  In addition, a drag hole for the cup depression is newly added to the vertical and vertical lifts of the vertical axis wind turbine.

  Further, the inertial force of Japanese Patent No. 3766845 is increased on the lift side of the vertical axis wind turbine.

  In order to achieve the object of the present invention, a propeller is newly installed at the wind inlet of the generator in addition to the propeller for power generation in the wind tunnel of the wind tunnel type propeller type windmill to eliminate birds and insects of small animals, and rotated by wind power. It prevents birds and insects from nesting and jumping in.

  In addition, a sheet woven with a fiber that absorbs the sound that cuts off the wind when the wind tunnel propeller rotates, such as a blanket that is silenced with the inner wall of the wind tunnel silenced and installed It is.

  Furthermore, the sound of the support shaft surface shape varies depending on the size of the propeller in order to make a silencer on the support shaft in the wind tunnel that is leeward of the propeller for power generation, but it is a corrugated plate type that matches the wavelength of the sound wave that becomes the noise of the propeller It is applied and reflected, and the sound of the propeller is synchronized in the wind tunnel and muted by the effect of canceling each other.

  In order to achieve the object of the present invention, the drag hole of the cup depression is formed in the vertical and vertical wings of the vertical axis type wind turbine depending on the size of the wings, but several drag holes are provided behind the maximum thickness of the wings in the rotational direction. The wind power generation efficiency of the vertical axis wind turbine blades, which maintain the wing lift by providing cup drag in different wind directions, is improved.

  Furthermore, several wing reinforcement pipes are provided in the lift side wings of a vertical axis type wind turbine, and a spherical solid weight is placed therein to increase the inertial force to improve the power generation efficiency.

  In addition to the propeller for power generation in the wind tunnel of the wind tunnel type propeller type windmill of the wind power generator of the present invention, a propeller is newly installed at the wind inlet in front of the generator in addition to the propeller for power generation, and the wind is rotated by the wind power. It prevents the nests and insects from nesting and jumping in, and avoids a drop in power generation and damage or killing animals.

  In addition, a device with a silencing effect that lowers the noise in the local environment by reducing the propeller noise of the wind tunnel type propeller type windmill of the wind power generator.

  2 of FIG. 2 and 15-A of FIG. 5 by applying the drag holes 12-A of FIG. 2 and 15-A of FIG. 5 to the vertical and vertical lifts of the vertical axis type wind turbine of the present invention. -It is a form in which the rotational force can be promoted by the wind cup drag in different wind directions indicated by E to L.

  In addition, several wing reinforcement pipes indicated by 15-C in FIG. 5 are provided on the lift side wings of a vertical axis type wind turbine to prevent wing breakage during strong winds, and a solid spherical weight is placed therein to increase the inertial force. The wind power wave is averaged to stabilize the windmill rotation and improve power generation efficiency.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

  In FIG. 1, a wind-type propeller power generation device a is shown in a cross-sectional view of a wind power generation device tool type, and includes two auxiliary blades to prevent birds and a plurality of single blades 1 in front of a generator 3. It is designed to prevent the invasion of birds and insects. Further, the power generation apparatus has a configuration in which a sound absorbing sheet 10 is stretched inside the wind tunnel at the rear of the two power generation propellers to the plurality of blades 8 and a sound deadening plate is applied to the support shaft 9 in the wind tunnel. Further, a cross section of the vertical axis wind power generator b is shown, and two or more blades with a drag hole of a cup depression on the lift vertical wing 12 and a drag hole of a cup depression on the lift side wing 15 and The inertial force weight 17 is a power generator in a form in which one to a plurality of blades are applied to the lift horizontal blade 15 with respect to one blade of the lift vertical blade 12 that varies depending on the wind environment and the size of the device.

  FIG. 2 shows a cross section of a drag hole 12-A of a cup depression in the vertical lift 12 of a vertical axis wind power generator, and the drag of the wind direction dotted arrows 12-E to L differing in the direction of rotation of the wing. It is in the form of lift vertical wings 12 provided with several drag hole drag holes 12-A that can be received. Moreover, it is the form of the lift vertical blade | wing 12 which can also make the outer side surface and inner surface of the lift vertical blade | wing 12 into an opposite surface shape, and can also make a rotational lift direction inner side front.

  In FIG. 3, it is a top view which shows the lift side of a wing | wing from the rotating shaft of the drag hole 12-A of a cup hollow to the lift vertical wing | wing 12 of a vertical axis type wind power generator.

  In FIG. 4, it is a top view which shows the side opposite to the lift of a wing | wing from the rotating shaft of the drag hole 12-A of a cup depression to the lift vertical wing | wing 12 of a vertical axis type wind power generator.

  In FIG. 5, the cross section of the drag hole 15-A of the cup depression is shown on the lift horizontal wing 15 of the vertical axis wind power generator, and the drag of the wind direction dotted arrows 15-E to L different in the wing rotation direction is shown. This is a power generation device in which several solid spherical weights 17 are provided in a cup cup shape that can be received and a wing reinforcement pipe 15-C. In addition, since the drag hole 15-A is located in the upper surface of the lift side wing 15 and rainwater collects during precipitation, the drain pipe 21 is joined to the drag hole 15-A in the lower cup. This is a drag hole drag hole 15-A in which a drop in power generation is prevented by a rainwater pool. Furthermore, the lift vertical wing 12 of the vertical axis wind power generator rises in a strong wind by applying a lift of the lower wing forward 15-M with a wing bulge that causes the airflow of the lift horizontal wing 15 to be long. This is a mode for preventing contact damage with the propeller power generator a.

  In FIG. 6, it is a top view which shows the upper surface of a wing | wing from the rotating shaft of the drag hole 15-A of a cup depression to the lift horizontal wing 15 of a vertical axis type wind power generator.

  In FIG. 7, it is a top view which shows the lower surface of a wing | wing from the rotating shaft of the drag hole 15-A of a cup hollow to the lift horizontal wing | wing 15 of a vertical axis type wind power generator.

  8, 9, and 10 show the cross-sectional shape of the drag hole drag holes 12 -A and 15 -A on the lift vertical and horizontal wings 12 and 15 of the vertical axis wind power generator, and the shape is a whistle. Since the sound is generated due to the shape, the shape of the drag hole 12-A / 15-A is a cup-shaped depression in which a sound-absorbing pad cloth or rubber / synthetic rubber and plastic fiber 20 are installed at the sound-generating position to mute the sound.

  In FIG. 11, the sound wave 9-B of the wind generated by the power generation main propeller 2 is generated on the support shaft 9 in the rear portion of the wind tunnel of the wind tunnel type propeller power generator a, and the reverberation wave 9-C is generated in the reverberation wave plate 9-A. The shape of the sound wave that has been silenced by applying 9-E to L to indicate the reflection state of the sound by making it a corrugated plate in order to increase the number of reverberation waves. It is.

Wind generator cross section Wind turbine generator vertical axis windmill lift drag vertical blade cross section Wind power generator tool vertical axis type windmill lift drag vertical blade lift side plan view Wind power generator tool type vertical axis windmill lift drag vertical blades on the opposite side of lift Wind turbine generator vertical axis type windmill lift drag side cross-sectional view Wind power generator tool vertical axis windmill lift drag Yokohane top plan view Wind turbine generator vertical axis windmill lift drag Yokohane bottom plan view Wind power generator tool type vertical axis windmill lift drag drag hole cross-sectional view of vertical and horizontal feather cup cup depression Wind power generator tool type vertical axis windmill lift drag drag hole cross-sectional view of vertical and horizontal feather cup cup depression Wind power generator tool type vertical axis windmill lift drag drag hole cross-sectional view of vertical and horizontal feather cup cup depression Wind turbine generator tool wind tunnel type propeller type wind turbine rear support shaft cross section

Explanation of symbols

a Wind Turbine Propeller Type Wind Turbine Propeller-type Wind Turbine 1 Auxiliary propeller for bird protection 2 Wind tunnel 3 Generator 4 Front shaft support shaft 5 Strong wind draft 6 Wind direction draft 7 Wind direction tail 8 Main propeller 9 Rear support shaft in the wind tunnel 9-A Resonance wave plate 9-B Shows the sound wave of the main propeller 9-C Shows the sound wave of the reverberation 9-D Enlarged view of the reverberation wave plate 9-E Arrow 10 showing diffuse reflection Silent sheet tension in wind tunnel b Wind turbine generator vertical axis wind turbine 11 Wind cup 12 Vertical axis wind turbine vertical blade 12-A Vertical feather wind cup drag hole 12-B Vertical blade lifting force Arrow 12-C indicating the direction of the cup drag on the opposite side Arrow 12-D indicating the direction of rotation of the vertical wings Arrows 12-E to L indicating the direction of the cup drag on the side of the vertical wing lifts Dotted arrow 12-M indicating the direction of lift of the vertical blades 12-N Reinforcing pipe 13 for the vertical blades Vertical Rotating shaft 14 of the vertical wind turbine Fixed shaft 15 of the vertical axial wind turbine Horizontal blade 15-A of the vertical axial wind turbine Drag hole 15-B of the horizontal feather cup recess Arrow 15-C indicating the direction of the cup drag on the upper side surface of the horizontal blade Yokobane reinforcement and inertial weight moving pipe 15-D Arrows 15-E to 15L indicating the direction of wind drag force on the lower side of the horizontal blades Dotted arrows 15-M indicating the wind direction of different Yokobane wind cup drags Directional arrow 15-N Arrow indicating direction of rotation of horizontal blade 16 Interlocking gear 17 of rotary shaft and generator 17 Inertia weight 18 in vertical blade of vertical axis windmill Horizontal angle 19 of vertical axis windmill Generator of vertical axis windmill 20 Silent pad 21 Drain pipe

Claims (5)

  A wind tunnel type propeller power generation device of a wind power generation device attaches two or more auxiliary propellers for preventing birds to the front of the generator in the wind tunnel to prevent invasion of birds and insects. Further, the power generation apparatus has a configuration in which a sound absorbing sheet is stretched inside the wind tunnel at the rear of the two or more blades of the power generation main propeller, and a sound deadening plate is applied to the support shaft in the wind tunnel to mute the sound. Furthermore, the vertical axis wind power generator has two or more blades with drag holes in the lift vertical wings and a drag hole and inertia force weights in the cup pits on the lift wings. It is a wind power generator tool type characterized by a configuration in which one to a plurality of blades are applied to the lifting blade for each one of the lifting blades.   Wind-direction dotted arrows 12-E to 12-A are different in the direction of rotation of the wings showing the cross section of the drag hole 12-A of the cup depression in the lift vertical wing 12 of the vertical axis wind power generator shown in FIGS. It is a form of lift vertical wings 12 provided with a drag hole drag hole 12-A capable of receiving a drag force of L. The wind power generator tool type according to claim 1, characterized in that the lift vertical blade 12 has a configuration in which the outer side surface and the inner side surface of the lift vertical blade 12 are opposite to each other, and the rotational lift direction can be forward inward. is there.   Wind-direction dotted arrows 15-E to 15-A, which are different in the direction of rotation of the wings, showing the cross section of the drag hole 15-A of the cup depression in the lift horizontal wing 15 of the vertical axis wind power generator shown in FIGS. This is a power generating device in which several solid spherical weights 17 are provided in a cup depression shape and a wing reinforcement pipe 15-C capable of receiving a drag force of L. In addition, since the drag hole 15-A is located in the upper surface of the lift side wing 15 and rainwater collects during precipitation, the drain pipe 21 is joined to the drag hole 15-A in the lower cup. It is a drag hole 15-A of a cup cup that is drained and prevents a drop in power generation due to rainwater pools. Furthermore, the lift vertical wing 12 of the vertical axis wind power generator rises in a strong wind by applying a lift of the lower wing forward 15-M with a wing bulge that causes the airflow of the lift horizontal wing 15 to be long. The wind power generator tool type according to claim 1 or 2, characterized in that contact damage with the propeller power generator (a) is prevented.   8, 9, and 10, the vertical shaft type wind power generator has the cross-sectional shape of the drag holes 12 -A and 15 -A in the lift hollows 12 and 15 and the cup-hole depressions, and the shape thereof is a whistle shape. Since the sound is generated at the sound generation place, the shape of the drag hole 12-A / 15-A is formed in the cup depression in which a sound-absorbing pad cloth or rubber / synthetic rubber and plastic fiber 20 are installed and muffled. It is a wind power generator tool type according to item 1, 2 or 3. In the wind tunnel type propeller power generator a shown in FIG. The present invention is characterized in that it has a silencing effect in which the waves of waves cancel each other when the peaks and valleys of the waves meet, and the corrugated plate is applied to diffuse the sound waves in order to increase the number of echo waves, and the sound is diffused and silenced. 4 is a wind power generator tool type.

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