KR20160090480A - Referect-typed High Concentrative Photovoltaic Solar Power Modules Having Ultra Light Weight -High Effiency - Google Patents

Referect-typed High Concentrative Photovoltaic Solar Power Modules Having Ultra Light Weight -High Effiency Download PDF

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KR20160090480A
KR20160090480A KR1020150010309A KR20150010309A KR20160090480A KR 20160090480 A KR20160090480 A KR 20160090480A KR 1020150010309 A KR1020150010309 A KR 1020150010309A KR 20150010309 A KR20150010309 A KR 20150010309A KR 20160090480 A KR20160090480 A KR 20160090480A
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South Korea
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solar cell
reflector
cell module
solar
light
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KR1020150010309A
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Korean (ko)
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KR101647627B1 (en
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이상천
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씨이티홀딩스 주식회사
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/052—Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The present invention relates to an ultra-light high-efficiency high-concentration reflective photovoltaic power generation module which can horizontally and vertically move a solar battery module which absorbs solar light on a point where the solar light is concentrated on a single focus by a reflective mirror to produce energy to accurately position the solar battery module to perform optical photovoltaic power generation. According to a proper embodiment of the present invention, the ultra-light high-efficiency high-concentration reflective photovoltaic power generation module comprises: a base plate; a reflective mirror fixed and installed on an upper side of the base plate, wherein an upper surface thereof is formed in a concave shape to concentrate incident solar light on a single focus; a solar battery module positioned above the reflective mirror and separated from the reflective mirror to convert the solar light concentrated on a single focus by the reflective mirror into electric energy; and a support unit to support the solar battery module to move the solar battery module horizontally and vertically to position the solar battery module on a point where the solar light is concentrated on a single focus by the reflective mirror.

Description

{Referect-typed High Concentrative Photovoltaic Solar Power Modules Having Ultra Light Weight - High Effiency}

The present invention relates to an ultra-light and highly efficient reflection type solar cell module, and more particularly, to a solar cell module that absorbs sunlight at a point where sunlight is focused by a reflector to produce electric energy, Which is capable of horizontal and vertical movement of a solar cell module so as to achieve optimum solar power generation.

Generally, solar power generation is a power generation method that converts solar light into electric energy, and includes a solar cell, a storage battery, and a power conversion device. When solar light is irradiated on a solar cell in which a P- In this case, holes and electrons are generated in the solar cell by the energy of the sunlight. In this case, the holes are collected toward the p-type semiconductor and the electrons are collected toward the n-type semiconductor.

Such photovoltaic power generation can be utilized semi-permanently, it is easy to maintain due to the use of solar cell, and is used as an unparalleled and limitless solar energy source.

However, in the conventional solar power generation system, a silicon type solar cell that receives direct light is used in a large amount. Since the electric efficiency is about 12 to 14%, the generation area must be relatively wide for sufficient power generation.

Accordingly, even if a solar power generation system is installed in a house or the like, there is a problem that the utility due to low power generation is inferior, and there is a space restriction that a solar panel should be installed in a place where solar light can be directly irradiated.

In order to solve such a problem, Korean Patent Laid-Open Publication No. 10-2014-0120423 discloses an " integral solar photovoltaic device " A condenser fixed on the upper side of the base and having a concave upwardly reflecting mirror shape; And a solar cell module fixed on the condenser and adapted to convert light condensed by the condenser into electric energy, the solar cell module comprising: a housing having a through hole formed downward; And a solar cell which is received and fixed in the housing at a position corresponding to the through hole and which faces the condenser. According to this, a condenser for condensing sunlight and a solar cell module for converting electric energy are integrally formed So that the energy loss due to the movement of the condensed light is minimized, the electric energy is easily transferred, the solar cell is provided in the housing, and the light condensed is focused only on the solar cell, Is prevented from being heated unnecessarily, and durability can be improved.

However, if the solar cell module is not located at a precise point where sunlight is reflected by a concentrator, the sunlight is transmitted to the solar cell module There is an enormous energy loss in the process, and the installation of the solar cell module is very limited, so improvement is required.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a solar cell module in which a solar cell module, which absorbs sunlight at a point where sunlight is focused by a reflector, The present invention provides an ultra-light and highly efficient reflective type highly concentrated photovoltaic module capable of horizontal and vertical movement.

The above object of the present invention can be also achieved by a light source device comprising a base plate, a reflector fixedly installed on the base plate and formed in a concave shape on an upper surface so that sunlight incident thereon can be converged in one focal point, A solar cell module for converting sunlight condensed into a single focus by a reflector into electrical energy, and a photovoltaic module including the solar cell module so as to be positioned at a point where solar light is condensed at one focal point by the reflector And a support for supporting the light source module in a horizontal and vertical manner.

According to a salient feature of the invention, the reflector is characterized by a diameter of 15 to 30 cm.

According to another aspect of the present invention, there is provided a solar cell module comprising: a housing having a fixing member integrally protruded at one side thereof so as to be able to be coupled with the supporting member; and a sunlight, which is fixed at a lower end of the housing, And a solar cell mounted in the housing and converting solar light condensed at high density through the condenser lens into electric energy.

According to a preferred aspect of the present invention, the fixing member is formed with a first fixing groove having a thread on the inner side so that the bolt penetrates and can be supported by the supporting portion by tightening force.

According to a preferred aspect of the present invention, the support portion includes a support vertically fixed to the center of the base plate, a vertically movable member positioned vertically movably above the support and adjusting the height of the solar cell module, And a horizontal moving member positioned outside the four sides of the vertically movable member to enable horizontal movement of the solar cell module.

According to a preferred aspect of the present invention, the vertically-moving member is formed with a second fixing groove having a thread on the inner side so that the bolt penetrates and can be fixed to the support by tightening force.

As described above, according to an embodiment of the present invention, there is provided an ultra-light, high-efficiency reflection type solar cell module in which a solar cell module is positioned at a point where sunlight is focused by a reflector, It is possible to minimize the energy loss due to the movement of the light focused by the solar light concentrated on the solar cell that converts sunlight into electric energy, Solar power generation is facilitated, and assembling is facilitated, so that there is an effect that parts can be easily replaced and repaired.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an ultra-light and highly efficient reflective type highly focused photovoltaic module according to an embodiment of the present invention; FIG.
FIG. 2 is an exploded perspective view of an ultra-light and high-efficiency reflection type highly condensing solar cell module according to an embodiment of the present invention. FIG.
FIGS. 3A and 3B are operation diagrams of an ultra-light and high efficiency reflection type solar cell module according to an embodiment of the present invention;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout. , And this does not mean that the technical idea and scope of the present invention are limited.

The term 'high-power photovoltaic power generation module' refers to a photovoltaic power generation module that collects sunlight at a high magnification of at least 50 times using an optical system such as a lens or a reflector, And the semiconductor solar cell may be made of, for example, a high efficiency III-V compound.

The term " reflection type " means a reflection type using a parabolic reflector instead of a lens type using a fresnel lens as the light collecting device of the highly integrated photovoltaic module.

The term 'ultra light' means that the light weight is reduced to about 30%, about 40%, or about 50% or less of the weight of the conventional reflection type high-power photovoltaic module. For example, the weight of the conventional 70W reflector type high-power photovoltaic module is at least 5 ~ 10kg, and the minimum unit of 20kg is exceeded for the module for 280W production. On the other hand, in the case of the photovoltaic module according to the present invention, the weight of the photovoltaic module according to the present invention is only 1 to 3 kg, which is less than 50% of that for 70W production.

The term 'high efficiency' means that the photovoltaic power generation efficiency is improved by more than 30% compared to conventional photovoltaic systems such as silicon solar cells and thin film solar cells.

The ultra-light and high efficiency reflection type solar cell module 1 according to the preferred embodiment of the present invention includes a base plate 10 and solar light that is fixedly installed on the base plate 10 and is incident thereon, A solar cell module (not shown) for converting sunlight converged to one focus by the reflector 20 into electric energy, which is located on the upper part of the reflector 20 30 and the solar cell module 30 so that the solar cell module 30 can be positioned at a point where the sunlight is focused at one focus by the reflecting mirror 20, .

Hereinafter, the constituent members of the ultra-light and high efficiency reflection type solar cell module 1 according to a preferred embodiment of the present invention and the connection relation thereof will be described with reference to FIGS. 1 to 3. FIG.

Here, the base plate 10 is formed in the form of a flat plate having a predetermined thickness and serves to fix the constituent members including the reflector 20, which will be described later, to be fixedly mounted. However, although not shown, In order to stably install the photovoltaic module 1, a mounting post may be integrally formed at a lower end portion thereof.

A plurality of, preferably four, reflecting mirrors 20 are fixedly installed on the upper surface of the base plate 10. The reflecting mirrors 20 reflect incident sunlight upward To focus on the solar cell module 30 to be described later.

In the conventional high-concentrated photovoltaic power generation system, since the large mirror is used, the reflector 20 is not economical and has difficulty in handling because it is difficult to have a focused angle of reflection. Therefore, in the present invention, the size of the reflector 20 is preferably 15 cm to 30 cm Size, so that it is economical and can exhibit excellent performance.

It is preferable that the upper surface of the reflector 20 is formed in a concave shape so that the sunlight incident on the surface can be focused as a single focus.

Conventional mirrors are used in combination with a large receiver module and are applied in parabolical form, resulting in high cost and low cost. Therefore, the reflector 20 of the present invention is coated with nickel or chromium to achieve low cost, (ABS) resin (acrylonitrile-butadiene-styrene resin). However, in order to increase the light collection efficiency, a mirror may be disposed on a part of the reflector 20 or a mirror coating layer may be formed according to circumstances.

The upper part of the center of the reflector 20 is provided with a solar cell module 30 which is spaced apart by a supporting part 40 to be described later. The solar cell module 30 includes a reflector 20, And is composed of a housing 31, a condenser lens 32, and a solar cell 33. The housing 31 includes a housing 31, a condenser lens 32, and a solar cell 33. [

More specifically, the housing 31 described above mounts the solar cell 33 therein, and the mounted solar cell 33 is mounted on the separated upper part of the reflector 20, that is, the reflector 20 And is fixedly coupled to the horizontal moving member 43 of the support portion 40, which will be described later, so as to be positioned at a position where the light is focused at one focus by the reflection force of the support portion 40. [

A fixing member 31a having a first fixing groove 31b having a screw thread inside so as to be fixedly coupled to the horizontal moving member 43 by a separate bolt B tightening force is formed on one side of the housing 31, It is preferable to integrally protrude it.

The condensing lens 32 is fixed to the lower end of the housing 31 to concentrate solar light condensed by the above-described reflector 20 at a high density so as to be irradiated only to the area of the solar cell 33 Thereby minimizing the solar energy loss of the solar cell 33 and enabling the production of electric energy with optimum efficiency. In order to prevent the condenser lens 32 from being damaged or damaged, it is preferable that the protective cap 32a through which sunlight is transmitted is coupled to the lower end of the condenser lens 32.

The protective cap 32a may be made of a heat-resistant coating to withstand high temperatures, for example, a silicone resin, or a coating agent containing an inorganic component such as zirconium oxide or metal colloidal sol .

In addition, the inside of the protective cap 32a can be prevented from overheating by introducing an air cooling method by an air flow. This air cooling structure can be achieved by cooling the outside air by, for example, It is possible to adopt a structure in which the condensing lens 32 is cooled by taking in the heat and the cooling wind as warm air is discharged to the outside. In another example, the air-cooled structure may comprise a heat transfer plate made of aluminum, a heat pipe, and a heat exchange member.

The solar cell 33 described above is mounted inside the housing 31 and is disposed to face downward and is a semiconductor that directly converts solar energy, which is condensed by a reflector 20, into electric energy, The solar cell 33 is the same as the solar cell 33 according to the related art, and the description of the overlapping description will be omitted.

The supporting portion 40 is fixed to the center of the base plate 10. The supporting portion 40 is provided at the focal point where the sunlight is reflected by the reflector 20 by the above- The above-described solar cell module 30 is horizontally and vertically movably supported so that the module 30 can be positioned.

When the sunlight is reflected to a region other than the solar cell 33 of the solar cell module 30 in consideration of the size and radius of curvature of the reflector 20 described above, A vertical movement member 42 and a horizontal movement member 43 so as to adjust the left and right distance and height of the battery module 30.

More specifically, the above-mentioned support base 41 is fixedly installed at the center of the upper surface of the base plate 10 so as to be detachable or detachable by a separate bolt (B). At this time, a guide member 41a is protruded in the upper part of the above-described support base 41 in a shape of a letter, and the vertical movement member 42 can be vertically moved by the length of the guide member 41a.

The vertical moving member 42 is movably coupled to the upper portion of the support table 41 in the upward and downward directions by a separate bolt B tightening force so that the height of the solar cell module 30 can be adjusted . At this time, it is preferable that a through-hole 42a having a + shape corresponding to the above-described guide member 41a is formed at the center of the vertical moving member 42, and the above- The second fixing groove 42b is formed in four directions so that the second fixing groove 42b can be fixed to the second fixing groove 42b.

The horizontally moving member 43 is disposed on the outer side of the vertically movable member 42 in the form of a rod having a predetermined length and is fixed to the housing 31 of the solar cell module 30, (Not shown). The horizontal moving member 42 is horizontally movable from the inner side of the fixing member 31a of the housing 31 to the horizontal moving member 42. The horizontal moving member 42 is horizontally movable inside the fixing member 31a of the housing 31, It is fixed by bolt (B) tightening force.

1: solar module 10: base plate
20: reflector 30: solar cell module
31: housing 32: condenser lens
33: solar cell 40: support
41: support base 42: vertically movable member
43: Horizontal moving member B: Bolt

Claims (6)

A base plate;
A reflector, which is fixed on the upper surface of the base plate and has an upper surface formed in a concave shape so that incident sunlight can be converged in one focus;
A solar cell module which is located at an upper portion of the reflector so as to convert solar light focused by the reflector into a single focus into electric energy; And
A supporting part for horizontally and vertically movably supporting the solar cell module such that the solar cell module can be positioned at a point where sunlight is focused at one focus by the reflector; And an ultra-light and high-efficiency reflection type highly concentrated photovoltaic generation module. The method according to claim 1,
Wherein the reflector has a diameter of 15 to 30 cm.
The method according to claim 1,
The solar cell module
A housing having a fixing member integrally protruded on one side so as to be able to be coupled with the supporting portion;
A condenser lens that is fixed to a lower end of the housing and condenses sunlight condensed by the reflector at a high density,
And a solar cell mounted in the housing to convert sunlight condensed at a high density through the condenser lens into electric energy.
The method of claim 2,
Wherein the fixing member has a first fixing groove formed on an inner side thereof so that the bolt can be penetrated and supported by the supporting portion by a clamping force.
The method according to claim 1,
The support
A support base fixedly installed at a center of the base plate in a vertical direction,
A vertically movable member positioned vertically movably above the support member to adjust a height of the solar cell module,
And a horizontally moving member positioned outside the four sides of the vertically movable member to enable horizontal movement of the solar cell module.
The method of claim 3,
Wherein the vertical moving member is formed with a second fixing groove formed on an inner side surface thereof so that the bolt penetrates and is fixed to the support by tightening force.
KR1020150010309A 2015-01-22 2015-01-22 Referect-typed High Concentrative Photovoltaic Solar Power Modules Having Ultra Light Weight -High Effiency KR101647627B1 (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070102444A (en) * 2006-09-13 2007-10-18 서석토 The structure of the solar tracking apparatus for sunlight collectors
KR20110054651A (en) * 2009-11-18 2011-05-25 김응헌 Solar power plant having solar tracking apparatus
KR20140120423A (en) * 2013-04-02 2014-10-14 이상천 Solar Power Generation Apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070102444A (en) * 2006-09-13 2007-10-18 서석토 The structure of the solar tracking apparatus for sunlight collectors
KR20110054651A (en) * 2009-11-18 2011-05-25 김응헌 Solar power plant having solar tracking apparatus
KR20140120423A (en) * 2013-04-02 2014-10-14 이상천 Solar Power Generation Apparatus

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