WO2021095950A1 - 리니어 프레넬 렌즈를 사용한 pv 태양광발전 모듈 및 장치 - Google Patents
리니어 프레넬 렌즈를 사용한 pv 태양광발전 모듈 및 장치 Download PDFInfo
- Publication number
- WO2021095950A1 WO2021095950A1 PCT/KR2019/015755 KR2019015755W WO2021095950A1 WO 2021095950 A1 WO2021095950 A1 WO 2021095950A1 KR 2019015755 W KR2019015755 W KR 2019015755W WO 2021095950 A1 WO2021095950 A1 WO 2021095950A1
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- WIPO (PCT)
- Prior art keywords
- fresnel lens
- module
- linear fresnel
- lens module
- condensing
- Prior art date
Links
- 238000010248 power generation Methods 0.000 title abstract description 11
- 238000000034 method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
-
- 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
Definitions
- the present invention relates to a photovoltaic module and device, and specifically, to a photovoltaic module and device using a semi-cylindrical linear Fresnel lens module.
- Photovoltaic power generation is a power generation method that converts sunlight into electrical energy, and is a power generation method in which solar cells are irradiated with sunlight so that current flows through the solar cells by the energy possessed by the sunlight.
- Such solar power generation can be used semi-permanently, and maintenance is easy due to the use of solar cells, and it is in the spotlight as an alternative energy source in the future for its pollution-free and unlimited use of solar energy sources.
- the present invention is a linear Fresnel lens module in which the outer surface of the side to which sunlight is incident is convexly formed; And a battery module disposed under the linear Fresnel lens module to convert sunlight collected from the linear Fresnel lens module into electrical energy.
- the present invention further includes a support module installed between the linear Fresnel lens module and the battery module so that the linear Fresnel lens module and the battery module are spaced apart from each other.
- the linear Fresnel lens module includes a frame formed in a semi-cylindrical shape; And a condensing lens having a refractive groove formed on a surface thereof and attached to an upper surface of the frame.
- the battery module includes a housing disposed under the linear Fresnel lens module along the longitudinal direction of the linear Fresnel lens module; And a plurality of condensing chips spaced apart from each other and installed in the housing, and converting sunlight collected from the linear Fresnel lens module into electric energy.
- the present invention may be arranged in a plurality of photovoltaic modules.
- the solar power generation module and device according to the present invention can maintain the efficiency at low cost and light collection efficiency of the battery module through a semi-cylindrical linear Fresnel lens module, and can reduce the installation area.
- FIG. 1 is a perspective view of a PV photovoltaic module using a linear Fresnel lens according to an embodiment of the present invention.
- 2A is a diagram showing a condensing path of a conventional Fresnel lens.
- FIG. 2B is a diagram illustrating a condensing path of the linear Fresnel lens module shown in FIG. 1.
- FIG. 3 is a conceptual diagram of the linear Fresnel lens module and battery module shown in FIG. 1.
- FIG. 5 is a diagram showing a rim angle of a light collecting path of the linear Fresnel lens module shown in FIG. 1.
- the top of the "upper” is a direction toward the linear Fresnel lens module 110 with respect to the battery module 120 shown in FIG. 1
- the lower (lower) of the “lower” is defined as a direction toward the battery module 120 with reference to the linear Fresnel lens module 110.
- FIGS. 1 to 5 a photovoltaic module according to an embodiment of the present invention will be described with reference to FIGS. 1 to 5.
- FIG. 1 is a perspective view of a PV photovoltaic module using a linear Fresnel lens according to an embodiment of the present invention.
- a PV photovoltaic module using a linear Fresnel lens (100, hereinafter referred to as a'solar photovoltaic module') is a linear Fresnel lens module 110 having a convex outer surface on which sunlight is incident. ), a battery module 120 disposed under the linear Fresnel lens module 110 to convert sunlight collected from the linear Fresnel lens module 110 into electrical energy.
- the photovoltaic module 100 is a support module installed between the linear Fresnel lens module 110 and the battery module 120 so that the linear Fresnel lens module 110 and the battery module 120 are spaced apart from each other. It further includes (130).
- the support module 130 may be made of a known material having a certain stiffness such as steel or plastic, and is formed in a pair and installed at both ends of the linear Fresnel lens module 110 and the battery module 120. Can be fixed.
- the space (S) spaced apart between the linear Fresnel lens module 110 and the battery module 120 may be implemented in a state in which a light transmission member is excluded, the light transmission member (ex. optical fiber) is removed, and only the air layer is removed.
- the structure of the photovoltaic module 100 can be simplified so that solar light can be transmitted through it, manufacturing cost can be reduced, and power generation efficiency can be increased at the same time.
- the linear Fresnel lens module 110 includes a frame 111 formed in a semi-cylindrical shape, a refractive groove 113 formed on a surface thereof, and a condensing lens 112 attached to an upper surface of the frame 111. .
- the frame 111 is a frame for implementing the condensing lens 112 in a semi-cylindrical shape, and may be made of a known glass or plastic material such as transparent glass or acrylic so that sunlight can be transmitted.
- the condensing lens 112 is a film-type Fresnel lens, and unlike a conventional planar Fresnel lens, the condensing lens 112 is attached to the frame 111 to be implemented in a spherical shape.
- Sunlight incident on the outer surface of the linear Fresnel lens module 110 may be refracted through the condensing lens 112 to form a condensing point inside the linear Fresnel lens module 110.
- the battery module 120 faces the inner surface of the linear Fresnel lens module 110 and is disposed to be located at a condensing point formed inside the linear Fresnel lens module 110, so that the linear Fresnel lens module By (110), solar energy condensed to the condensing point is directly converted into electric energy.
- the battery module 120 includes a housing 121 disposed under the linear Fresnel lens module 110 along the longitudinal direction of the linear Fresnel lens module 110, and the housing 121 is spaced apart from each other by a predetermined distance. It is installed in the linear Fresnel lens module 110 and includes a plurality of condensing chips 122 for converting sunlight collected from the lens module into electric energy.
- the condensing chip 122 may be made of a high-efficiency group III-V compound, electrically connected in series, and arranged linearly in the housing 121 along the longitudinal direction of the linear Fresnel lens module 110.
- the condensing efficiency is high, There is very little movement of the condensing point due to the movement of the sun, and the installation area can be minimized.
- FIG. 2A is a diagram illustrating a condensing path of a conventional Fresnel lens
- FIG. 2B is a diagram illustrating a condensing path of the linear Fresnel lens module shown in FIG. 1.
- the condensing lens 112 has a relatively large refractive angle and a total condensing area at both edges compared to the conventional planar Fresnel lens 10.
- the conventional Fresnel lens 10 is formed in a wide range (A'-A-A') of the condensing point P1, so that the condensing efficiency is lowered, whereas the condensing lens 112 is Since the range is formed to be narrow, it is possible to increase the light condensing efficiency.
- FIG. 3 is a conceptual diagram of the linear Fresnel lens module and the battery module shown in FIG. 1, and FIG. 4 is an enlarged view of'A' shown in FIG. 3.
- the condensing lens 112 and the conventional planar Fresnel lens 10 have triangular refractive grooves formed on their surfaces.
- the refraction groove 11 is formed on the outer surface by being limited to both ends, but the inner surface of the condensing lens 112 along the circumferential direction of the condensing lens 112
- the refractive grooves 113 may be sequentially formed to form a condensing point P2 on the condensing chip 122.
- FIG. 5 is a diagram illustrating a rim angle above a light collecting path of the lens module shown in FIG. 1.
- the linear Fresnel lens module 110 can check the light collection efficiency according to a rim angle (R, Rim angle), and the rim angle (R) of the linear Fresnel lens module 110 ) Is 30 degrees and the total condensing angle is preferably made to be 60 degrees.
- the condensing ratio is implemented to be 200 times, so that the optimum condensing efficiency of the condensing chip 122 can be derived.
- a plurality of the above-described photovoltaic modules 100 may be disposed to be implemented as a photovoltaic device.
- the photovoltaic device may be implemented in various forms according to design conditions, but may be sequentially disposed in a longitudinal direction or a vertical direction of the photovoltaic module 100 in consideration of light collection efficiency. .
- the photovoltaic module and device according to an embodiment of the present invention can increase the light collecting efficiency of the battery module and reduce the installation area through the semi-cylindrical linear Fresnel lens module.
Abstract
Description
Claims (5)
- 태양광이 입사되는 측 외면이 볼록하게 형성되는 리니어 프레넬 렌즈모듈; 및상기 리니어 프레넬 렌즈모듈의 하부에 배치되어 상기 리니어 프레넬 렌즈모듈로부터 집광되는 태양광을 전기에너지로 변환시키는 전지모듈;를 포함하는 태양광발전모듈.
- 제 1 항에 있어서,상기 리니어 프레넬 렌즈모듈과 전지모듈이 상호 이격되도록 상기 리니어 프레넬 렌즈모듈과 전지모듈 간에 설치되는 지지모듈을 더 포함하는 태양광발전모듈.
- 제 1 항에 있어서,상기 리니어 프레넬 렌즈모듈은,반원기둥으로 형성되는 프레임; 및표면에 굴절홈이 형성되고, 상기 프레임의 상면에 부착되는 집광렌즈;를 포함하는 태양광발전모듈.
- 제 1 항에 있어서,상기 전지모듈은,상기 리니어 프레넬 렌즈모듈의 길이방향을 따라 상기 리니어 프레넬 렌즈모듈의 하부에 배치되는 하우징; 및상호 일정간격 이격되어 상기 하우징에 설치되고, 상기 리니어 프레넬 렌즈모듈로부터 집광되는 태양광을 전기에너지로 변환시키는 복수 개의 집광칩;을 포함하는 태양광발전모듈.
- 제 1 항의 태양광발전모듈이 복수 개 배치되는 태양광발전장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2019-0146411 | 2019-11-15 | ||
KR1020190146411A KR20210059820A (ko) | 2019-11-15 | 2019-11-15 | 리니어 프레넬 렌즈를 사용한 pv 태양광발전 모듈 및 장치 |
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WO2021095950A1 true WO2021095950A1 (ko) | 2021-05-20 |
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PCT/KR2019/015755 WO2021095950A1 (ko) | 2019-11-15 | 2019-11-18 | 리니어 프레넬 렌즈를 사용한 pv 태양광발전 모듈 및 장치 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140048117A1 (en) * | 2012-08-16 | 2014-02-20 | Pu Ni Tai Yang Neng (Hangzhou) Co., Limited | Solar energy systems using external reflectors |
US20150370055A1 (en) * | 2013-02-13 | 2015-12-24 | Litricity, Llc | Non-Imaging Solar Concentrator and Cosine Factor Correction Device Using Compound Polyhedral Surfaces and Method of Use Thereof |
KR20170142638A (ko) * | 2016-06-20 | 2017-12-28 | 주식회사 리플라 | 태양광 소형 집광장치 |
US20180026578A1 (en) * | 2015-02-12 | 2018-01-25 | Bolymedia Holdings Co. Ltd. | Concentrated solar energy system |
KR20190073028A (ko) * | 2017-12-18 | 2019-06-26 | 정태일 | 실내 설치용 회전형 태양광 발전 모듈 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101477168B1 (ko) | 2013-04-02 | 2014-12-30 | 이상천 | 일체형 태양광 발전장치 |
-
2019
- 2019-11-15 KR KR1020190146411A patent/KR20210059820A/ko not_active Application Discontinuation
- 2019-11-18 WO PCT/KR2019/015755 patent/WO2021095950A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140048117A1 (en) * | 2012-08-16 | 2014-02-20 | Pu Ni Tai Yang Neng (Hangzhou) Co., Limited | Solar energy systems using external reflectors |
US20150370055A1 (en) * | 2013-02-13 | 2015-12-24 | Litricity, Llc | Non-Imaging Solar Concentrator and Cosine Factor Correction Device Using Compound Polyhedral Surfaces and Method of Use Thereof |
US20180026578A1 (en) * | 2015-02-12 | 2018-01-25 | Bolymedia Holdings Co. Ltd. | Concentrated solar energy system |
KR20170142638A (ko) * | 2016-06-20 | 2017-12-28 | 주식회사 리플라 | 태양광 소형 집광장치 |
KR20190073028A (ko) * | 2017-12-18 | 2019-06-26 | 정태일 | 실내 설치용 회전형 태양광 발전 모듈 |
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