KR101822743B1 - Photovoltaic system equipped with rotating-reflector without power driven - Google Patents

Photovoltaic system equipped with rotating-reflector without power driven Download PDF

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Publication number
KR101822743B1
KR101822743B1 KR1020160060574A KR20160060574A KR101822743B1 KR 101822743 B1 KR101822743 B1 KR 101822743B1 KR 1020160060574 A KR1020160060574 A KR 1020160060574A KR 20160060574 A KR20160060574 A KR 20160060574A KR 101822743 B1 KR101822743 B1 KR 101822743B1
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KR
South Korea
Prior art keywords
solar panel
reflection
reflecting means
reflecting
solar
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Application number
KR1020160060574A
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Korean (ko)
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KR20170130050A (en
Inventor
홍경진
Original Assignee
광주대학교산학협력단
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Priority to KR1020160060574A priority Critical patent/KR101822743B1/en
Publication of KR20170130050A publication Critical patent/KR20170130050A/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/20—Optical components
    • H02S40/22—Light-reflecting or light-concentrating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S30/00—Structural details of PV modules other than those related to light conversion
    • H02S30/10—Frame structures
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/52—PV systems with concentrators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

Abstract

The present invention relates to a solar power generating device provided with a non-powered rotation reflecting means, and more particularly, to a solar power generating device provided with a solar panel fixing frame fixed to a top of a pillar installed on the ground, The present invention relates to a solar panel for converting sunlight received by a solar panel into electricity, and a solar panel installed on one side or the periphery of the solar panel to reflect sunlight incident on the upper surface of the solar panel, The reflecting means is rotatably fixed to a fixed supporting frame connected to the solar panel fixing frame and is provided on the side of the solar panel. A plurality of divided reflection plates divided into a plurality of divided reflection plates and having reflection surfaces on the inner surface thereof so as to reflect the incident sunlight; And a pinion for rotating the main body while being rotated in one direction by wind force is installed at the tip of the rotating shaft provided at the central portion of the main body.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a photovoltaic system equipped with a non-

The present invention relates to a solar power generating device provided with a non-powered rotation reflecting means, and more particularly to a solar power generating device provided with a reflecting means for reflecting sunlight incident on a side portion of a solar panel to a solar panel Which is provided with a vane pivot on the side of the reflecting means and which is capable of reflecting incident sunlight while the reflecting means is rotated by the wind force to improve the light receiving efficiency of the surface of the solar panel, ≪ / RTI >

In recent years, research and development on new and renewable energy has been actively carried out for the stable supply of energy in preparation for depletion of fossil fuels along with heightened interest in global environment protection such as prevention of air pollution, reduction of greenhouse gas and reduction of carbon dioxide have.

In particular, in the case of renewable energy sources that produce electricity, research and development and commercialization of alternative energy or renewable energy are most actively carried out in various forms such as solar power generation, wind power generation, tidal power generation, ought.

Among them, photovoltaic power generation is a power generation device that converts sunlight into electric energy. Unlike other energy sources, commercialization is proceeding rapidly due to its advantage of being able to use solar energy which is environment friendly and almost infinite.

A solar panel fixing structure for fixing the solar panel at a fixed height above the ground, and a plurality of solar panels for producing the solar panel, And an inverter for collecting the generated electricity in a single place and providing it as a commercial power line, and its control equipment.

Among the configurations of the solar power generation apparatus, the solar panel has the most influence on the production efficiency of the electricity.

That is, since the production efficiency of electricity depends on the efficiency of receiving sunlight on the solar panel, various methods and means are being used to increase the light efficiency of the solar light on the solar panel.

One of the most widely used methods is to maximize the electric production efficiency by maximizing the incident angle and incidence angle of sunlight while tracking the sun moving solar panel.

Such a solar tracking solar photovoltaic generation device is considered to be the most preferable means in terms of electricity production efficiency, but it is difficult to install the solar photovoltaic power generation equipment due to the high installation cost of the photovoltaic power generation equipment, And the use thereof is not generalized due to poor durability or malfunction due to continuous exposure to the external environment.

Particularly, as the selling price of electricity generated from the photovoltaic power generation device becomes lower and the government support for the new installation of the photovoltaic power generation device decreases, the cost of the solar-powered photovoltaic power generation device The installation of the photovoltaic power generation business operators to provide a great deal of economic burden, the installation and application of the current situation is not.

As another way to increase the efficiency of photovoltaic solar photovoltaic panels, a reflection plate is installed around the photovoltaic panel to increase the light efficiency of photovoltaic photovoltaic panels.

The conventional solar reflector is composed of a flat plate type reflector installed around the solar panel, reflecting the sunlight incident on the reflector to the solar panel, receiving sunlight reflected by the solar panel, Various devices and methods for increasing the solar light receiving efficiency on the surface of the solar panel by reflecting the light onto the optical panel have been suggested.

However, the various types of reflection plates proposed in the conventional photovoltaic power generation apparatus are relatively large in size, which makes installation and handling inconvenient, requires extra power, and disadvantage that the light receiving efficiency of the surrounding solar panel may be lowered due to installation thereof .

Especially, it is difficult to precisely adjust the installation angle of the reflection plate because the reflection plate reflecting the received sunlight has a unidirectional structure, and when the installation angle of the reflection plate after the first installation is changed by the external environment, the reflection plate functions properly I had the disadvantage of not being able to do it.

- Patent Publication No. 10-2012-49503 (Published on May 17, 2012, entitled: Photovoltaic Device with Folding Reflector) - Patent Registration No. 10-1095411 (Registered on Dec. 12, 2011, entitled: Solar Tracking Type Light Concentrating Device) - Patent Registration No. 10-0990752 (Registered on October 22, 2010, entitled: Photovoltaic Device Using Reflector)

The present invention is conceived to overcome the disadvantages of the conventional reflector for a photovoltaic power generation apparatus, and it is an object of the present invention to provide a solar panel which is installed in each solar panel and receives sunlight at various angles, And an object of the present invention is to provide a photovoltaic power generation apparatus equipped with a non-powered rotational reflection means for concentrating light onto a solar panel to further enhance the efficiency of light reception in the solar panel.

Particularly, the present invention relates to a cylindrical body which is constituted by a cylindrical reflecting plate for collecting sunlight and is rotatable by a wind power and is rotated in a non-powered manner, and which is configured to facilitate condensation and reflection of sunlight regardless of the altitude of the sun Another object of the present invention is to provide a photovoltaic power generation apparatus provided with a rotation reflecting means.

In order to achieve the above-mentioned object, a solar power generator equipped with the non-powered rotation reflecting means according to the present invention comprises a solar panel fixing frame fixed to a top of a pillar installed on the ground, A sunlight panel installed in the sunlight panel and converting the sunlight received into electricity into electricity, and a fixed support frame connected to the sunlight panel fixed frame, And a cylindrical reflecting means having a reflecting surface divided into a plurality of divided reflecting surfaces formed on the inner surface so as to improve the light receiving efficiency of the solar panel by reflecting the reflected light onto the upper surface of the solar panel, A plurality of reflectors are provided on the side of the first reflector, and the split reflector of the main body is rotated by the wind force on the first reflector of the plurality of reflectors And the second reflecting means provided on the other side of the solar panel is connected to the main body of the first reflecting means provided with the vane pivot and the rotational force transmitting member, And the split reflection plate of the second reflection means is configured to be rotated at the same time.

delete

The plurality of split reflection plates divided by a predetermined distance from the outer circumference of the body of the reflection means may have different heights in the front and rear direction so that the reflection angle or the reflection range of sunlight reflected on the upper surface of the solar panel may be different .

In the photovoltaic device equipped with the non-powered rotation reflecting means according to the present invention, a rotary cylindrical body is installed at one or more of the four sides of the solar panel to reflect solar light received from various angles to the solar panel So as to maximize the light receiving efficiency of the solar panel, thereby enhancing the electricity production efficiency.

In particular, in the solar power generation apparatus according to the present invention, a vane cover is installed in a rotary reflecting means installed in the vicinity of a solar panel, and the reflection means is rotated by the rotation force of a vane, The present invention provides a useful effect of reducing the disadvantage of the solar light condensing efficiency which is deteriorated by the error of the reflection slope of the curved reflector.

Further, the present invention is easy to install due to its small volume even though it is installed in the vicinity of a solar panel, it is easy to install because it is less influenced by a draft and does not adversely affect solar photodetection of other solar panels after installation It offers one advantage.

FIG. 1 and FIG. 2 are installation states of a photovoltaic device equipped with a non-powered rotation reflecting means according to the present invention,
FIG. 3 is an exploded perspective view according to an embodiment of the rotation reflecting means applied to the photovoltaic device according to the present invention. FIG.
FIG. 4 is a vertical sectional view taken along line AA of FIG. 3,
FIG. 5 is a vertical cross-sectional view at one side of another embodiment of the rotation reflecting means applied to the solar power generator according to the present invention,
6 is a use state diagram of the photovoltaic device according to the present invention.

A photovoltaic power generation apparatus (hereinafter abbreviated as "photovoltaic power generation apparatus") equipped with a non-powered rotational reflection means according to the present invention has a cylindrical main body rotatable on a side of a solar panel that receives sunlight to produce electricity A vane pawl is installed on one side of the main body so that the cylindrical reflecting means can be rotated by the wind force, and the vane pivot is rotated by the wind power so that the main body is rotated, Thereby increasing the efficiency of photovoltaic efficiency in the solar panel, thereby maximizing the amount of electricity produced.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

In the detailed description of the present invention, a peripheral device and a technical configuration fundamentally constructed in a conventional photovoltaic power generation device are not described in detail, and a description thereof will be omitted.

FIG. 1 shows an installation state of a solar power generating apparatus according to the present invention, in which an example in which a first reflecting means 30 is installed on one side of a solar panel is shown, And two first and second reflecting means 30 and 31 are provided on both side portions.

FIG. 3 is an exploded perspective view of the first reflecting means 30, which is a feature of the present invention, and FIG. 4 is a vertical sectional view of the first reflecting means 30 in the radial direction.

As shown in the figure, the solar photovoltaic apparatus 50 according to the present invention includes a solar panel fixing frame (not shown) installed at an upper end of a pillar 10 fixed at a predetermined height above the ground, And the solar panel 20 is fixed on the upper surface of the solar panel 20 at a predetermined inclination.

First, first and second reflecting means of cylindrical shape are provided on the side of the solar panel 20 installed as described above. Both ends of the cylindrical reflecting means are rotatable and fixed to each other. And a rotation force of the vane pivot is transmitted to the reflection means and is rotatable.

The first reflecting means 30 includes a cylindrical body which is rotatably fixed on a fixed support 36 connected to the solar panel fixing frame and is installed on the side of the solar panel 20 And a plurality of split reflection plates 33 having a reflection surface 38 formed on the inner surface thereof so as to reflect incident sunlight while being divided into a plurality of portions in the longitudinal direction of the circumferential surface of the cylindrical body 32 A rotary shaft 35 having a predetermined length is provided at a center of one side of the main body 32 and a vane 34 is connected to a distal end of the rotary shaft 35 so that the vane 34 The main body 32, that is, the plurality of split reflection plates 33 is rotated together while being rotated in one direction.

Fig. 1 shows an embodiment in which one first reflecting means 30 is provided on one side of the solar panel 20, and Fig. 2 shows an embodiment in which two first and second reflecting means 30 are provided on both sides of the solar panel 20, 2 reflection means 30 and 31 are provided.

Of course, in addition to the embodiments shown in the drawings, more than one reflecting means may be provided around the solar panel 20 to increase the light receiving efficiency of the solar panel 20. [

In the embodiment shown in FIG. 2, only the first reflecting means 30 installed in the horizontal direction among the two first and second reflecting means 30 and 31 is provided with a vane wheel 34 rotated by wind power, That is, in the second reflecting means 31 provided in the longitudinal direction, the rotational force of the first reflecting means 30 provided in the transverse direction without the vane opening is transmitted through the rotational force transmitting member 40 to the second reflecting means 31 So that the two first and second reflecting means 30 and 31 can be rotated at the same time through one vane 34.

The rotational force transmitting member 40 is provided with a connecting rotation shaft 44 in addition to the first reflecting means 30 provided with the vane 34 and the other second reflecting means 31 is also provided with a connection rotating shaft 45 A direction changing member 42 is provided at an intermediate portion where the two connecting rotating shafts 44 and 45 are orthogonally protruded so as to turn the direction of the rotating force at right angles, Lt; / RTI >

Further, a speed increasing gear for increasing the rotational speed of the rotating shaft is disposed between the rotating shaft 35 connected to the vane wheel 34 and the two connecting rotating shafts 44 and 45 as necessary, and a main body of each reflecting means, Can be smoothly rotated.

When a plurality of reflection means are installed around the solar panel, the reflection means may be provided with the vanes 34 individually. Depending on the position of the vanes 34 on the side of the solar panel 20, And the direction and number of the installation direction and the number of the wind direction can be appropriately adjusted according to the wind direction depending on the area where the solar power generator is installed or the surrounding environment such as the altitude.

3 and 4, there are shown an excerpt of an embodiment of the first reflecting means 30 installed in the above-described solar power generator of the present invention and a vertical sectional view thereof in the radial direction, respectively.

3 and 4, the structure and structure of the first reflecting means 30 according to the embodiment will be described in more detail.

As shown in the figure, the first reflecting means 30 has a cylindrical shape or a cylindrical shape as a whole, and has a plurality of divided reflecting plates 33, And the inner surface of each of the split reflection plates 33 spaced at a predetermined interval is formed with a curved reflective surface 38 formed therein.

A rotary shaft 35 protruding from the one side of the main body 32 to a predetermined length is detachably coupled to the main body 32 and a vane 34 coupled to a distal end of the rotary shaft 35 is also connected to a rotary shaft 35 As shown in Fig.

The main body 32 of the first reflecting means 30 having such a structure and structure is rotated in the longitudinal direction of the main body 32 while being rotated along the rotating shaft 35 rotated by the rotation of the vane 34 Sunlight is incident on the surface of the plurality of split reflection plates 33, that is, the reflection surface 38 provided.

The sunlight incident on the curved reflective surface 38 at various angles is refracted at the surface of the reflective surface 38 in accordance with the curved surface inclination of the reflective surface 38 and the rotation of the main body 32, The sunlight is refracted once again by the bent portion 33a bent at a predetermined angle in the direction corresponding to the rotation direction at the front end of the reflection plate 33, and the incident sunlight is reflected to the upper surface of the solar panel.

Particularly, the reflecting surface 38 of the split reflection plate 33 is formed in a concave curved shape so that sunlight incident at various angles can be refracted naturally, and the incident sunlight is converged, The reflection efficiency of the sunlight can be increased as compared with the reflection plate.

5 shows a first reflecting means 30 according to another embodiment of the present invention applied to the photovoltaic apparatus according to the present invention.

The first reflecting means 30 of the embodiment described above is configured such that the height of a plurality of split reflecting plates protruding from the outer peripheral surface of the main body 32 is the same, The reflection means 30 is formed such that the heights of the front and back split reflection plates 33 (height in the radial direction at the center portion of the body) are different from each other and the reflection angles of sunlight reflected by the reflection surfaces 38 are formed differently, So that the position of sunlight can be changed.

5, the first reflector 30 of FIG. 5 is configured such that the height of each of the split reflectors 33 for the front and rear sides when the main body rotates is different (L1 <L2 <L3) The angle of incidence of the sunlight incident on the inner reflection surface of each of the split reflection plates is changed according to the height difference of the main body 32 and the reflection angle of the sunlight reflected toward the solar panel due to the rotation of the main body 32 is different from each other, So that the sunlight reflected to the different positions is received, so that evenly reflected sunlight can be incident on the entire one solar panel.

In the embodiment shown in the drawings, the reflecting surface 38 of the split reflection plate 33 is limited to a concave curved surface, but may be modified in a multistage refracting structure such as a stepped shape. have.

The installation and use state of the photovoltaic device according to the present invention having the above-described constitution and structure is shown in Fig.

As shown in Fig. 6, reflection means are provided in the lateral direction and the longitudinal direction of the solar panel, and a vane 34 (only one of the two reflection means, i.e., the first reflection means 30) And the second reflecting means 31 on the other side (longitudinal direction) is connected to the rotational force transmitting member 40 without receiving a vane pivot and is capable of receiving the rotational force.

Therefore, when the vane 34 rotates, the main body of the first reflecting means 30 on one side in the transverse direction is rotated and the first reflecting means 30 and the rotational force transmitting member 40 connected to the transverse direction The second reflecting means 31 in the longitudinal direction is also rotated in the direction in which the solar panel is installed.

As described above, when the first and second reflecting means 30 and 31 provided on the periphery of the solar panel 20 rotate, the sunlight incident on each of the split reflecting plates 33 is reflected by the curved surface inclination of the reflecting surface 38 The reflection efficiency of the solar panel is increased by the solar light received by the upper surface of the solar panel by being reflected by the reflection surface 38 of each split reflection plate 33 And the photoelectric effect is improved due to the increased light efficiency, thereby increasing the electric production efficiency.

10: holding 20: solar panel
30, 31: first and second reflecting means 32:
33: Split reflection plate 33a:
34: Vane cover 35:
36: Fixing support 38: Reflecting surface
40: rotational force transmitting member 42: direction changing member
44, 45:
50: Photovoltaic device

Claims (3)

delete A solar panel fixed frame mounted on a ground top mounted on the ground, a solar panel installed on the upper surface of the solar panel fixed frame at a predetermined inclination and converting received sunlight into electricity, In the state where the main body is rotatably fixed to the connected fixed support, the reflection surface is formed so as to improve the light receiving efficiency of the solar panel by reflecting the sunlight incident on the upper surface of the solar panel while being rotated in one direction by the wind force And a cylindrical reflecting means provided with a split reflection plate divided into a plurality of divided reflection plates,
Wherein a plurality of reflecting means are provided on the side of the solar panel,
A windscreen is connected to the first reflecting means of the plurality of reflecting means so that the split reflecting plate of the main body can be rotated by the wind force, and the second reflecting means provided on the other side of the solar panel includes the first reflecting means And the split reflection plates of the first and second reflection means are simultaneously rotated by the rotational force of the first reflection means side vane bobbin. 3. The method of claim 2,
Wherein the plurality of split reflection plates divided in the main body of the first and second reflection means are configured to have different heights in the forward and backward directions.
KR1020160060574A 2016-05-18 2016-05-18 Photovoltaic system equipped with rotating-reflector without power driven KR101822743B1 (en)

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KR101822743B1 true KR101822743B1 (en) 2018-01-26

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Cited By (1)

* Cited by examiner, † Cited by third party
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KR102345109B1 (en) * 2020-07-24 2021-12-30 삼성전기주식회사 A Camera Module and Portable Terminal having the Same

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CN111245344B (en) * 2020-03-19 2021-10-08 江阴复睿金属科技有限公司 Multifunctional mounting rack for photovoltaic silicon crystal plate
KR102524483B1 (en) 2022-08-26 2023-04-21 주식회사 가온이앤씨 Reflecting apparatus for solar radiation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102345109B1 (en) * 2020-07-24 2021-12-30 삼성전기주식회사 A Camera Module and Portable Terminal having the Same
US11785320B2 (en) 2020-07-24 2023-10-10 Samsung Electro-Mechanics Co., Ltd. Camera module and portable terminal having the same

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