KR101681640B1 - Rotary type floating solar power plant - Google Patents

Abstract

The present invention relates to a floating floating solar photovoltaic power generation apparatus, and more particularly, to a floating solar photovoltaic power generation apparatus using a plurality of annular floats arranged concentrically around a main column as a buoyancy source for supporting a photovoltaic power generation facility The lower end of the annular inflow fluid is configured to have a lower inclined surface of a V shape so that the load during rotation of the annular inflow fluid for the solar panel to follow the sun according to the orientation of the sun is minimized, The present invention relates to a floating suspended solar photovoltaic power generation device capable of reducing the number of solar cells.
The present invention relates to a floating solar photovoltaic power generation device, comprising: a central pillar portion including a main column vertically protruding vertically; A central rotary member capable of being elevated along a height direction of the main column and supported by the main column so as to be rotatable about the main column; A plurality of annular floats formed to float on the water surface and arranged concentrically around the main column; A pedestal for interconnecting the central rotating member and the plurality of annular floats so that the central rotating member and the plurality of annular floats can be lifted and rotated integrally with each other and a solar cell facility space is formed thereon; A plurality of panel support posts which are installed in the solar cell facility space of the pedestal and solar cell panels supported by upper ends of the plurality of panel support posts; Rotation driving means for rotating the central rotating member and the annular float at a rotational center of the main column; A central control unit for controlling the operation of the rotation driving means so that the solar panel can track the sun according to the orientation of the sun; Wherein the annular float has a pair of lower inclined surfaces which are inclined so that both side surfaces of the lower end portion are mutually V-shaped with respect to a cross section.

Description

TECHNICAL FIELD [0001] The present invention relates to a rotary type floating solar power generation apparatus,

The present invention relates to a floating floating solar photovoltaic power generation apparatus, and more particularly, to a floating solar photovoltaic power generation apparatus using a plurality of annular floats arranged concentrically around a main column as a buoyancy source for supporting a photovoltaic power generation facility The lower end of the annular inflow fluid is configured to have a lower inclined surface of a V shape so that the load during rotation of the annular inflow fluid for the solar panel to follow the sun according to the orientation of the sun is minimized, The present invention relates to a floating suspended solar photovoltaic power generation device capable of reducing the number of solar cells.

While environmental pollution is intensifying, much research has been conducted on the development of eco-friendly power generation facilities that can generate electricity using environmentally friendly energy. More specifically, there are many researches on solar power generation, wind power generation, Research is being conducted to replace the electricity produced by conventional power generation facilities beyond the level of obtaining a small amount of electricity.

In recent years, photovoltaic power generation facilities have become widespread, and in order to supplement the electric energy obtained through the existing power generation means through the photovoltaic power generation facilities, there is a disadvantage that the photovoltaic power generation facilities must be installed on a large scale , There is a problem that a wide flat ground is required for this purpose.

In order to solve these problems, attempts have recently been made to install a photovoltaic power generation facility on a wide surface.

The solar photovoltaic power generation facilities are formed with a certain thickness and a large area. A plurality of solar cells are installed at equal intervals in a submerged fluid so that a plurality of subsections can be connected to each other by a support, The solar power generation facility having a large capacity is often shaken by a wave as is the case with all floats installed on the water surface, and the position and the angle of receiving the sunlight are important in the solar power generation device. On the water surface, It is not easy to fix the position and the angle, so it is difficult to effectively cope with the water level change. There are still problems to be improved such as the complicated tracking equipment for tracking the sunlight.

Background Art [0002] A solar-light-tracking light-collecting apparatus of a water-mount type according to a prior art publication No. 10-1171000 (publication date: 2012.08.08.) Is a float- An upper structure formed in an inverted triangular shape at an upper end of the floating object to form a space portion at a center thereof and a rotating shaft including a bearing at an upper end thereof; A solar module plate for condensing sunlight; A rotary plate on which the solar module plate is formed on an upper surface thereof, a center portion of which is fixed to an upper end of the rotation shaft and which is pivoted laterally; A roller guide formed in a space in the center of the upper structure and formed along a rotation radius about the rotation axis; A rotary pusher roller movably formed along the roller guide; Each of which has one end fixed to both sides of the bottom surface of the rotating plate and the other end hinged to the rotating platen roller; A motor formed on the floating object; A rack pinion for converting the rotational motion of the motor into a linear motion; A driven pipe formed on the floating body and coupled to the rack pinion to linearly move in the lateral direction; And a roller link that hinges one end of the driven pipe to the driven pipe and the other of which is hinged to the rotating plunger roller to move the plunger roller in a turning radius along the roller guide when the driven pipe horizontally moves .

In this structure, a structure for rotating the solar module plate is installed in the upper structure, and since a rotary shaft including a bearing is formed at the upper end of the upper structure, a lot of power is required to install a solar module plate having a large capacity. There is a problem in that the structure is complicated and the economical efficiency is lowered.

In another prior art, the tracking solar photovoltaic generation system of the patent publication No. 10-2013-0117306 (public date: October 25, 2013) comprises a fixed-body fluid which is provided at a predetermined size and can float on the water surface, A variable-rotation support rope that fixes the fixed-portion fluid in a state of being always tense even when the water level fluctuates; a rotating-portion fluid that is rotatably installed inside the fixed-portion fluid and has a solar cell module mounted on an upper fixed frame; A rotating means for rotating the rotating fluid in the inside of the circulating fluid; and a control unit for rotating the rotating means by the sunlight position tracking sensor and the azimuth adjusting controller so that the solar tracking is performed.

However, in the above conventional art, the rotating part fluid is integrally formed as a large circular plate, and the entire lower surface is in contact with water, so that a lot of load is required during rotation, which requires a lot of energy for rotation.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a buoyancy source for supporting a photovoltaic power generation facility in a watercourse and a plurality of annular parts And the lower end of the annular float has a V-shaped lower inclined surface, thereby minimizing the load during rotation of the annular float to allow the solar panel to track the sun according to the orientation of the sun And to provide a rotating floating solar photovoltaic power generation apparatus capable of reducing energy required for rotation.

It is another object of the present invention to provide a solar cell module in which the distance between the solar cell panels can be narrowed by arranging the height of the panel support posts in a stepwise manner gradually increasing from the front to the rear, And to provide a rotatable floating solar photovoltaic device that can be mounted on a floor.

According to an aspect of the present invention, there is provided a floating solar photovoltaic power generation apparatus, comprising: a central pillar including a main pillar vertically protruding as a water pillar; A central rotary member capable of being elevated along a height direction of the main column and supported by the main column so as to be rotatable about the main column; A plurality of annular floats formed to float on the water surface and arranged concentrically around the main column; A pedestal for interconnecting the central rotating member and the plurality of annular floats so that the central rotating member and the plurality of annular floats can be lifted and rotated integrally and a solar cell space is formed at an upper portion; A plurality of panel support posts which are installed in the solar cell facility space of the pedestal and solar cell panels supported by upper ends of the plurality of panel support posts; Rotation driving means for rotating the central rotating member and the annular float at a rotational center of the main column; A central control unit for controlling the operation of the rotation driving means so that the solar panel can track the sun according to the orientation of the sun; Wherein the annular float has a pair of lower inclined surfaces which are inclined so that both side surfaces of the lower end portion are mutually V-shaped with respect to a cross section.

In addition, the solar power generation facility of the present invention is characterized in that the solar power generation facility includes a tilting drive means for supporting the solar cell panel vertically tilting on the panel support post and for tilting the solar cell panel, of; Wherein the central control unit controls the operation of the tilting drive unit so that the solar panel can track the sun according to the altitude of the sun, And the operation of the driving means is controlled.

Further, in the floating floating solar photovoltaic device according to the present invention, the plurality of panel support posts are arranged on the pedestal so as to form a row of front, back, right, left, and right angles with respect to the front surface of the solar cell panel, And is gradually arranged in a stepwise manner so as to gradually increase in height from the center to the center.

According to another aspect of the present invention, there is provided a rotary floating solar photovoltaic power generation system, wherein the photovoltaic power generation facility includes a plurality of panel support posts arranged in a stepwise manner so as to maintain the support, A horizontal holding means for applying weight to the pedestal; And further comprising:

In addition, the rotary floating solar photovoltaic apparatus according to the present invention is characterized in that the horizontal holding means includes weight adjusting water filled in the inside of the panel supporting post.

Further, in the floating floating solar photovoltaic apparatus according to the present invention, the above-mentioned central circuit member includes: a lifting inner ring supported by the main column so as to be able to move up and down along the height direction of the main column, A rotation detecting sensor for sensing a rotation angle of the rotary outer ring with respect to the lifting inner ring at a reference position and a brake unit for restricting rotation of the rotary outer ring The central control unit controls the brake unit to operate when a rotation angle set on the basis of time is sensed by the rotation sensor.

According to another aspect of the present invention, there is provided a rotary floating solar photovoltaic power generation apparatus, wherein the brake unit comprises: a disk flange protruding outwardly from an edge of the lifting inner ring; And a disc brake for pressing the disc flange inserted in the disc insertion groove under the control of the central control unit and restricting rotation of the disc flange.

The rotation floating type solar photovoltaic device according to the present invention is characterized in that the rotation driving means includes a screw which is rotated by receiving power and is rotated so that the screw is positioned in water so as to obtain a driving force by rotation of the screw, And a screw dynamo installed in the annular auxiliary fluid.

In addition, the floating floating solar photovoltaic apparatus according to the present invention is provided on the bottom floor of the lower layer at the lower position of the annular float, and when the annular floating body is lowered as the water level is lowered, And a plurality of horizontal holding artificial fishes formed in a shape such that the annular floating body can be leveled and the fishy habitat and fish habitat scattering field can be formed; And further comprising:

In addition, in the floating floating solar photovoltaic device according to the present invention, the central pillar further includes a supporting wire connecting the plurality of horizontal holding artificial pads and the main pillar so that the position of the main pillar is fixed at the water pillar .

According to the above-described configuration, the rotating floating-type solar photovoltaic apparatus according to the present invention minimizes the load upon rotation due to the configuration of the annular float having the V-shaped lower end cross-sectional shape, , A relatively large number of solar panels can be installed per unit area through the stepwise arrangement of the solar panels, thereby improving the power generation.

1 is a perspective view of a floating floating solar photovoltaic device according to an embodiment of the present invention;
FIG. 2 is a front view of a floating floating solar photovoltaic device according to an embodiment of the present invention
Figure 3 is a perspective view of an annular float according to one embodiment of the present invention;
4 is a top view and cross-sectional view of an annular float according to an embodiment of the present invention;
5 is a perspective view illustrating a main column and a central rotary member according to an embodiment of the present invention.
6 is a side view showing a solar power generation facility and a tilting drive means according to an embodiment of the present invention
7 is an enlarged view of the rotation driving means according to the embodiment of the present invention
FIG. 8 is a perspective view showing a center pillar and a horizontal holding artificial fish according to an embodiment of the present invention.

Hereinafter, a rotating floating solar photovoltaic apparatus according to the present invention will be described in detail with reference to embodiments shown in the drawings.

2 is a front view of a floating floating solar photovoltaic apparatus according to an embodiment of the present invention, and FIG. 3 is a cross-sectional view of a floating solar photovoltaic power generating apparatus according to an embodiment of the present invention. 4 is a plan view and a cross-sectional view of an annular float according to an embodiment of the present invention, and FIG. 5 is a plan view and a cross-sectional view of a main column and a center rotation according to an embodiment of the present invention. 6 is a side view showing a solar power generation facility and a tilting drive means according to an embodiment of the present invention, and FIG. 7 is an enlarged view of a rotation drive means according to an embodiment of the present invention And FIG. 8 is a perspective view illustrating a center pillar and a horizontal holding artificial fish according to an embodiment of the present invention.

1 to 8, a floating floating solar photovoltaic apparatus according to an embodiment of the present invention includes a central pillar 10, a central rotary member 20, an annular float 30, A tilting drive means 70, a horizontal holding artificial intelligence unit 80 and a central control unit 90. The central control unit 90 includes a central processing unit 40, a photovoltaic power generation facility 50, a rotation driving means 60,

The central pillar 10 comprises a main pillar 11 and a support wire 12, which serves as a central axis of a floating floating solar photovoltaic apparatus according to the present invention.

The main column 11 is vertically protruded as an aqueduct. The main column 11 is centered on the lower end of the main column 11, and air pockets are formed therein so that the main column 11 can float. A block 111 is attached.

The supporting wire 12 has a structure in which the position of the main column 11 is fixed in the water phase by connecting a plurality of horizontal holding artificial teeth 80 provided on the bottom floor of the bottom layer and the main column 11.

Preferably, the support wire 12 is connected to the main column 11 so as to be adjustable in length so as to prevent loosening of the main column 11 when the main column 11 sinks downward due to a decrease in the water level .

The central rotation member 20 is movable up and down along the height direction of the main column 11 and is supported by the main column 11 so as to be rotatable around the main column 11, 21, a rotating outer ring 22, a rotation detecting sensor 23, and a brake section 24. [

The elevating inner ring 21 is configured to be able to move up and down along the height direction of the main column 11 while being supported on the main column 11 so as to restrain rotation.

The rotating outer ring 22 is rotatably supported on the outer circumferential surface of the lifting inner ring 21 so that the central rotating member 20 can be lifted and rotated integrally with the annular float 30, And is connected to the float (30) and the pedestal (40).

The rotation detecting sensor 23 is configured to sense a rotation angle of the rotating outer ring 22 with respect to the lifting inner ring 21 at a reference position.

A reference hole 231 is formed in the lifting inner ring 21 and a plurality of the rotation detecting sensors 23 capable of sensing the imaginary base hole 231 are formed in the outer ring 23, At regular intervals along the circumference.

The brake portion 24 includes a disk flange 241 and a disk brake 242 for restricting the rotation of the rotary outer ring 22.

The disk flange 241 is configured to protrude outward around the edge of the lifting inner ring 21. [

The disc brake 241 is fixed to the rotary outer ring 22 and a disc insertion groove 242a into which a part of the disc flange 241 is inserted is formed and under the control of the central control unit 90 And presses the disk flange 241 inserted in the disk insertion groove 242a to restrain the rotation of the disk flange 241. [

That is, in the embodiment of the present invention, the screw power mixer 61 is used as the rotation driving means 60 for rotating the central rotary member 20 and the annular float 30, The central rotating member 20 and the annular float 30 have a property of being rotated further by inertia when they are once rotated even though the operation of the screw power mixer 61 is stopped. The rotation of the center rotary member 20 is stopped, so that the accurate rotation angle required according to time can be maintained.

The annular float 30 is formed to float on the water surface, and a plurality of annular floats 30 are arranged concentrically around the main column 11.

As shown in FIG. 4, the annular float 30 has a pair of lower inclined surfaces 31 that are inclined so that both sides of the lower end of the annular fluid 30 are mutually V-shaped with respect to the cross section.

Due to the configuration of the plurality of annular floats 30 arranged to form the concentric circles and the configuration of the lower inclined surface 31, the area where the annular float 30 is in contact with the water surface is relatively larger than that of the disk- It is possible to rotate the annular float 30 even with a relatively small energy since the load is small when the rotation is small.

The annular float 30 may be manufactured by coupling a plurality of divided units to each other with mutual fitting 32 and bolt 33 so that the annular float 30 is relatively large in size.

The annular float 30 may be manufactured by bending a steel sheet in a shape capable of maintaining buoyancy, or may be made of a forced pipe or foamed styrene resin (styrofoam).

The pedestal 40 has a structure in which the central rotating member 20 and the plurality of annular floats 30 are interconnected by the pedestal 40 so that the central rotating member 20, The fluid 30 can be lifted and lowered integrally, and at the same time, a space for a photovoltaic facility is formed on the upper part.

It is preferable that the pedestal 40 is constructed by disposing pipes in a grid shape so as to minimize the weight while forming a space for a photovoltaic facility on the upper part.

The solar power generation facility 50 includes a panel support post 51, a solar cell panel 52, and a horizontal holding unit 53 for converting solar energy into electric energy.

A plurality of panel support posts 51 are installed in the solar facility space of the pedestal 40 and the solar panel 52 is supported by the upper end of the panel support post 51. In the embodiment of the present invention, Rearward, leftward, rightward, and rearward directions of the solar cell panel 52. The solar cell panel 52 is arranged in a stepwise manner with a height gradually increasing from the front to the rear with respect to the front surface of the solar cell panel 52. [

It is possible to arrange the panel support posts 51 in a stepwise manner so as to gradually increase from the front to the rear so that the interval between the solar cell panels 52 can be narrowed and thereby the number of solar cell panels 52 ) Can be installed.

The solar cell panel 52 is configured to condense solar light and is vertically tiltably supported at the upper end of each of the plurality of panel support posts 51.

The solar panel 52 may be provided with a sprinkler (not shown) capable of raising the productivity of solar power generation by lowering the temperature by spraying water on the solar panel at high temperatures.

The horizontal holding means 53 is configured to apply a weight to the pedestal 40 in a direction to compensate for the weight difference of the plurality of panel support posts 51 arranged in a stepwise manner so that the pedestal 40 can be held horizontal And a weight adjusting water 531 filled in the panel support post 51 as shown in FIG. 6 according to an embodiment of the present invention.

The rotation driving means 60 is controlled by the central control unit 90 and is configured to rotate the central rotation member 20 and the annular float 30 with the rotation of the main column 11, In an embodiment of the present invention, the screw 611 has a screw 611 that receives power from the driving motor 612 and rotates the screw 611 so that the screw 611 is positioned in the water, And a screw power mixer (61) installed in the float (30).

In the present invention, even though it takes relatively little energy due to the organic coupling relationship between the annular float 30 having the V-shaped lower inclined face 31 and the screw power mixer 61 capable of obtaining the driving force with a simple structure, The float 30 can be rotated.

The tilting drive means 70 is controlled by the central control unit 90 and tilts the solar cell panel 52. In an embodiment of the present invention, And a tilting cylinder 71 hingedly connected at both ends between the solar cell panel 51 and the solar cell panel 52 and having a rod that moves forward and backward.

A plurality of horizontally-maintained artificial fish pads 80 are provided on the lower floor of the lower portion of the annular float 30, and when the annular float 30 is lowered as the water level is lowered, The lower surface of the annular float 30 is abutted against the annular float 30 so that the annular float 30 can be leveled and a shape of aquatic vegetation and fish can be formed.

That is, the amount of fresh water in reservoirs or dams may vary according to the amount of rain and usage, and when the drought is severe, when the water of the reservoir or the like is dried and the annular float 30 sinks on the bottom of the reservoir, The facility 50 can not but be broken, and the situation is prevented through the horizontal holding artificial ear candle 80, so that it can serve as an artificial ear candle at normal times.

It is preferable that the horizontal holding artificial fish candle 80 is used in a steel making slag concrete material which is advantageous in the composition of the primordial forest by promoting the photosynthesis action of a few seconds in producing spawning ground and habitat of fish. The horizontal holding artificial ear candle 80 and the main column 11 are connected to each other by the supporting wire 12 so that the position of the main column 11 is fixed in the water column.

The central control unit 90 controls the operation of the rotation driving unit 60 so that the solar panel 52 can track the sun according to the orientation of the sun, The control unit 20 controls the brake unit 24 to operate.

The central control unit 90 controls the operation of the tilting drive unit 70 so that the solar panel 52 can track the sun according to the altitude of the sun, Of the tilting drive means is horizontal with the water surface.

That is, the central control unit 90 controls the operation of the rotation drive unit 60 and the tilting drive unit 70 so that the solar cell panel 52 can track the sun according to the azimuth and altitude of the sun The screw driving unit 61 is used as the rotation driving unit 60. Even if the operation of the screw driving unit 61 is stopped due to the characteristics of the screw driving unit 61, 20 and the annular float 30 have a property of being rotated further by inertia when they are once rotated. When the rotation angle sensor 231 detects a rotation angle based on time, the brake unit 24 And the rotation of the center rotary member 20 is stopped, so that it is possible to maintain an accurate rotation angle required over time.

The rotating floating solar photovoltaic apparatus described above and shown in the drawings is only one embodiment for carrying out the present invention and should not be construed as limiting the technical idea of the present invention. The scope of protection of the present invention is defined only by the matters set forth in the following claims, and the embodiments improved and changed without departing from the gist of the present invention are obvious to those having ordinary skill in the art to which the present invention belongs It will be understood that the invention is not limited thereto.

10 central column
11 Main Column
111 weight block
12 support wire
20 central rotation member
21 lifting inner ring
22 revolving outer ring
23 Rotation sensor
231 reference hole
24 Brake part
241 disk flange
242 Disc Brake
30 annular float
31 Lower slope
40 pedestal
50 Photovoltaic power generation equipment
51 Panel Support Post
52 Solar panel
53 Leveling means
531 Weight adjustment
60 rotation drive means
61 Screw Power
611 Screw
612 drive motor
70 tilting drive means
71 Tilting cylinder
80 Level maintenance artificial fishes
90 central control unit

Claims (10)

1. A waterborne photovoltaic device installed in a waterfront,
A central pillar portion including a main pillar vertically protruded as a water pear; A central rotary member capable of being elevated along a height direction of the main column and supported by the main column so as to be rotatable about the main column; A plurality of annular floats formed to float on the water surface and arranged concentrically around the main column; A pedestal for interconnecting the central rotating member and the plurality of annular floats so that the central rotating member and the plurality of annular floats can be lifted and rotated integrally with each other and a solar cell facility space is formed thereon; And a plurality of panel support posts arranged in a stepwise manner so as to gradually increase in height from the front to the rear with respect to the front surface of the solar cell panel, A solar cell panel supported on an upper end of each of the plurality of panel support posts, and a plurality of panel support posts arranged in a stepwise manner so as to maintain the level of the support, A solar power generation facility including a horizontal maintenance means for applying solar power; Rotation driving means for rotating the central rotating member and the annular float at a rotational center of the main column; A central control unit for controlling the operation of the rotary drive unit so that the solar panel can track the sun according to the orientation of the sun; Wherein the lower surface of the annular float is in contact with the upper end of the annular floating body when the annular floating body is lowered as the water level is lowered and the annular floating body is horizontal And a plurality of horizontal holding artificial fishes formed in a shape capable of forming a plurality of aquatic habitat and fish habitat scattering field; Further comprising:
Wherein the center pillar further comprises a supporting wire connecting the plurality of horizontal holding artificial teeth and the main pillar so that the position of the main pillar is fixed in the water pillar, The main pillar is connected to the main pillar so as to be adjustable in length so as to prevent loosening when the pillar sinks to the lower part, A weight block on which an air pocket is formed is attached,
Wherein the annular float has a pair of lower inclined surfaces inclined so that both sides of the lower end of the unit are mutually V-shaped with respect to the cross section,
The solar power generation facility includes a tilting drive unit that is supported by the panel support post in a vertically tiltable manner and tilts the solar cell panel. Wherein the central control unit controls the operation of the tilting drive unit so that the solar panel can track the sun according to the altitude of the sun and controls the operation of the tilting drive unit Control the operation,
Wherein the horizontal holding means includes weight adjusting water to be filled in the panel supporting post, the center rotating member being movable up and down along the height direction of the main column, A rotation detecting sensor which senses a rotation angle of the rotating outer ring with respect to the lifting inner ring at a reference position, and a rotation detecting sensor which senses a rotating angle of the rotating outer wheel with respect to the reference position, And a brake portion for restricting rotation,
Wherein the rotation detecting sensor is disposed at regular intervals along the circumference of the rotating outer ring so as to sense a reference hole formed in the lifting inner ring,
Wherein the central control unit controls the brake unit to operate when a rotation angle set on the basis of time is detected by the rotation detection sensor,
Wherein the braking portion includes a disk flange protruding outwardly from an edge of the lifting inner ring and a disk insertion groove fixed to the rotating outer ring and having a portion of the disk flange inserted therein, And a disc brake for pressing the disc flange inserted in the insertion groove and restricting rotation of the disc flange,
The rotation driving means includes a screw power generator installed in the annular auxiliary fluid so that the screw is located in the water so as to obtain a driving force by rotation of the screw, Rotating floating solar photovoltaic devices.
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