WO2020197047A2 - Système de production d'énergie solaire - Google Patents

Système de production d'énergie solaire Download PDF

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Publication number
WO2020197047A2
WO2020197047A2 PCT/KR2019/017886 KR2019017886W WO2020197047A2 WO 2020197047 A2 WO2020197047 A2 WO 2020197047A2 KR 2019017886 W KR2019017886 W KR 2019017886W WO 2020197047 A2 WO2020197047 A2 WO 2020197047A2
Authority
WO
WIPO (PCT)
Prior art keywords
solar
unit
power generation
snow
weight
Prior art date
Application number
PCT/KR2019/017886
Other languages
English (en)
Korean (ko)
Other versions
WO2020197047A3 (fr
Inventor
윤창복
Original Assignee
솔라시도코리아 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 솔라시도코리아 주식회사 filed Critical 솔라시도코리아 주식회사
Publication of WO2020197047A2 publication Critical patent/WO2020197047A2/fr
Publication of WO2020197047A3 publication Critical patent/WO2020197047A3/fr

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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
    • H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4209—Inorganic fibres
    • D04H1/4242—Carbon fibres
    • 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
    • H02S40/10—Cleaning arrangements
    • H02S40/12—Means for removing snow
    • 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
    • H02S40/30—Electrical components
    • 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
    • H02S40/40—Thermal components
    • 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

Definitions

  • the present invention relates to a photovoltaic power generation system, and more particularly, to a photovoltaic power generation system that has a heat dissipation and snow removal function and monitors the presence or absence of an abnormality in a solar panel.
  • the solar power generation system which has the characteristics of fuel-free, pollution-free, noise-free and vibration-free, has the advantages of easy expansion, semi-permanent use, and low maintenance costs.
  • An object of the present invention for solving the above problems is to provide a solar power generation system that improves solar power generation efficiency by applying a heating sheet and a nonwoven fabric and a snow removal function to a solar panel.
  • another object of the present invention is to provide a solar power generation system capable of measuring an abnormal state of an individual solar panel and monitoring the measured abnormal state from a remote location.
  • the solar power generation system of the present invention for achieving the above object comprises a plurality of solar panels for generating power by collecting energy from sunlight; A power sensing unit that generates a power sensing signal corresponding to the voltage and current produced by the solar panel; A monitoring unit that checks whether there is snow on the solar panel through a CCTV monitor; Reverse bias supply unit for melting snow accumulated by sending a current from the battery to the solar cell; A control unit for controlling the power sensing unit, a monitoring unit, a battery, a reverse bias supply unit, and a communication unit; A communication unit wirelessly transmitting the power detection signal; And a server that instructs the control unit to perform snow melting when snow is snowed on the solar panel, and determines whether there is an abnormality in the solar panel through a power detection signal.
  • the solar panel may be formed by laminating in the order of frame, glass, front EVA, solar cell, rear EVA, heating sheet, back sheet, and nonwoven fabric.
  • the heating sheet may be formed in a circular or rectangular pattern.
  • the heating sheet may include 10 to 20 parts by weight of graphite, 10 to 50 parts by weight of a binder, 5 to 25 parts by weight of carbon black, and 20 to 60 parts by weight of carbon nanotubes.
  • the nonwoven fabric may include 30 to 70 parts by weight of carbon fiber, 10 to 50 parts by weight of a binder, and 5 to 25 parts by weight of carbon black.
  • the reverse bias supply unit receives solar energy, converts it into electric energy, and supplies battery electricity charged in reverse to each solar cell to heat the solar cell to melt snow.
  • the server may periodically receive the power detection signal of the power detection unit, determine whether there is an abnormality in the corresponding solar panel, and transmit it to the administrator mobile phone.
  • the heat generated during the solar power generation process can be effectively reduced by applying the heating sheet and the nonwoven fabric to the solar panel, thereby improving the quality guarantee period, lifespan, and power generation efficiency of the solar panel.
  • the snow removal function removes snow accumulated in winter to improve solar power generation efficiency, and the electrical abnormality of individual solar panels can be measured and monitored from a remote location, thereby optimizing the operation state of individual solar panels. It can be managed to be in a state of.
  • FIG. 1 is a configuration diagram of a solar power generation system according to the present invention.
  • FIG. 2 is an exploded perspective view of a solar panel according to the present invention.
  • FIG. 1 is a configuration diagram of a solar power generation system according to the present invention
  • FIG. 2 is an exploded perspective view of a solar panel according to the present invention.
  • the photovoltaic power generation system includes a plurality of photovoltaic panels 100 that collect energy from sunlight to generate power, and are produced by the photovoltaic panel 100.
  • a power detection unit 210 that generates a power detection signal corresponding to voltage and current, a monitoring unit 220 that checks whether there is snow on the solar panel 100 through a CCTV monitor, and the current of the battery 230
  • It is configured to include a server 270 that determines the presence or absence of 100 abnormalities.
  • the solar panel 100 includes a frame 110, a glass 120, a front EVA 130, a solar cell 140, a rear EVA 150, a heating sheet 160, a back sheet 170 ) And the nonwoven fabric 180 are sequentially stacked.
  • the frame 110, the glass 120, the front EVA 130, the solar cell 140, the rear EVA 150, and the back sheet 170 constituting the solar panel 100 are widely known technologies. Detailed description will be omitted.
  • the heating sheet 160 includes graphite, a binder, carbon black and carbon nanotubes, which are a heating paste composition, and preferably 10 to 20 parts by weight of graphite, 10 to 50 parts by weight of a binder, 5 to 25 parts by weight of carbon black Parts and 20 to 60 parts by weight of carbon nanotubes may be included.
  • the heating sheet 160 may be formed by printing, drying and curing the heating paste composition in a desired pattern.
  • the heating sheet 160 may be formed in a circular or rectangular pattern in order to increase the heat dissipation effect, but is not limited thereto.
  • At least one of epoxy, epoxy acrylate, polyvinyl acetal, and phenol resin may be used.
  • the carbon nanotubes may have a diameter of 5 nm to 40 nm and a length of 3 ⁇ m to 50 ⁇ m. At this time, it is preferable to use different lengths to increase the heating effect.
  • the nonwoven fabric 180 may include carbon fiber, a binder, and carbon black, which are a heat generating paste composition, and preferably, 30 to 70 parts by weight of carbon fiber, 10 to 50 parts by weight of a binder, and 5 to 25 parts by weight of carbon black. It can be done by doing.
  • the nonwoven fabric 180 may be formed by printing, drying and curing the heating paste composition on the rear surface of the back sheet 170.
  • the nonwoven fabric 180 may have a circular or rectangular pattern to increase the heat dissipation effect, but is not limited thereto.
  • the carbon fiber may have a length of 5 ⁇ m to 100 ⁇ m, and it is preferable to use different lengths in order to increase the heating effect.
  • At least one of epoxy, epoxy acrylate, polyvinyl acetal, and phenol resin may be used.
  • the heating sheet 160 and the non-woven fabric 180 can improve the efficiency of solar power generation by improving the solar efficiency decrease due to summer or overheating of the silicon solar cell by implementing a combined function of heat generation and heat dissipation.
  • the power sensing unit 210 generates a power sensing signal according to the periodically sensed values of the voltage and current collected from each solar panel 100, and the communication unit 260 is the power generated from the power sensing unit 210
  • the detection signal is transmitted to the server 270.
  • the power detection unit 210 may further include a memory of the control unit 250 that stores the measurement time together with the sensed voltage and current values, and the stored data may be transmitted according to the request of the server 270.
  • the reverse bias supply unit 230 receives solar energy, converts it into electric energy, and supplies the charged electricity back to each solar cell side to heat the solar cell to melt snow.
  • the reverse bias supply unit 230 controls the reverse bias supply unit 230 to turn on the switch SW ( ON), the voltage of the battery 220 sends current to the solar cell through the resistance (R) and the switch (SW) of the reverse bias supply unit 230 to generate heat from the solar cell, thereby preventing snow accumulated on the solar panel 100. Can be melted and removed. As a result, it is possible to remove the accumulated snow more quickly and efficiently, and thus the loss of the function of the solar cell due to snow in winter can be prevented in advance.
  • the server 270 periodically receives the power detection signal from the power detection unit 210, determines whether there is an abnormality in the solar panel 100, and transmits it to the administrator mobile phone. That is, the server 270 transmits the photovoltaic panel 100 having a low power detection signal to the manager mobile phone compared with the power detection signal of the photovoltaic panel 100 in a normal state to the operating state of the individual photovoltaic panel 100. Can be managed in an optimal state.

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

La présente invention concerne un système de génération d'énergie solaire comprenant: une pluralité de panneaux solaires pour collecter l'énergie provenant de la lumière solaire pour produire de l'énergie; une unité de détection de puissance pour générer un signal de détection de puissance correspondant à une tension et un courant produits par les panneaux solaires; une unité de surveillance pour identifier, par l'intermédiaire d'un moniteur CCTV, si les panneaux solaires sont recouverts de neige; une unité d'alimentation en polarisation inverse pour faire fondre la neige accumulée par transfert d'un courant d'une batterie vers le côté d'une cellule solaire; une unité de commande pour commander l'unité de détection de puissance, l'unité de surveillance, la batterie, l'unité d'alimentation en polarisation inverse et une unité de communication; l'unité de communication pour transmettre sans fil le signal de détection de puissance; et un serveur pour ordonner à l'unité de commande d'effectuer une opération de fonte de la neige lorsque les panneaux solaires sont recouverts de neige, et déterminer si un panneau solaire correspondant est anormal, à travers le signal de détection de puissance.
PCT/KR2019/017886 2019-03-25 2019-12-17 Système de production d'énergie solaire WO2020197047A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0033288 2019-03-25
KR1020190033288A KR102236725B1 (ko) 2019-03-25 2019-03-25 태양광 발전 시스템

Publications (2)

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WO2020197047A2 true WO2020197047A2 (fr) 2020-10-01
WO2020197047A3 WO2020197047A3 (fr) 2020-11-19

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KR (1) KR102236725B1 (fr)
WO (1) WO2020197047A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113824401A (zh) * 2021-10-12 2021-12-21 北京朔风企业管理咨询有限公司 一种新能源公交站牌太阳能发电光板检测系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240010332A (ko) 2022-07-15 2024-01-23 한국전력공사 태양전지 패널용 적설 방지 장치 및 이를 구비한 태양전지 패널 시스템

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KR100912892B1 (ko) * 2008-04-21 2009-08-20 서울마린 (주) 태양광 발전장치 원격 자가진단 모니터링 및 원격제어시스템
KR101397678B1 (ko) * 2013-10-02 2014-05-23 윤창복 눈 녹임 기능을 갖는 태양열 집열판
KR101592544B1 (ko) * 2014-03-24 2016-02-11 주식회사 탑선 융설 기능을 갖는 태양전지모듈
JP2016191265A (ja) * 2015-03-31 2016-11-10 株式会社 トータルステージ 除雪装置
KR101929253B1 (ko) * 2018-07-27 2018-12-14 에이펙스인텍 주식회사 방열층을 구비한 태양광 패널

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113824401A (zh) * 2021-10-12 2021-12-21 北京朔风企业管理咨询有限公司 一种新能源公交站牌太阳能发电光板检测系统
CN113824401B (zh) * 2021-10-12 2024-03-01 北京朔风企业管理咨询有限公司 一种新能源公交站牌太阳能发电光板检测系统

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WO2020197047A3 (fr) 2020-11-19
KR20200113314A (ko) 2020-10-07
KR102236725B1 (ko) 2021-04-07

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