CN104506134A - Ultrathin efficient solar module with maximum power point tracking technology - Google Patents

Ultrathin efficient solar module with maximum power point tracking technology Download PDF

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Publication number
CN104506134A
CN104506134A CN201510013976.7A CN201510013976A CN104506134A CN 104506134 A CN104506134 A CN 104506134A CN 201510013976 A CN201510013976 A CN 201510013976A CN 104506134 A CN104506134 A CN 104506134A
Authority
CN
China
Prior art keywords
maximum power
power point
point tracking
tracking technology
super
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201510013976.7A
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Chinese (zh)
Inventor
金银
寇晨晨
陶倩华
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SUZHOU GAOCHUANGTE NEW ENERGY DEVELOPMENT Co Ltd
Original Assignee
SUZHOU GAOCHUANGTE NEW ENERGY DEVELOPMENT Co Ltd
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 SUZHOU GAOCHUANGTE NEW ENERGY DEVELOPMENT Co Ltd filed Critical SUZHOU GAOCHUANGTE NEW ENERGY DEVELOPMENT Co Ltd
Priority to CN201510013976.7A priority Critical patent/CN104506134A/en
Publication of CN104506134A publication Critical patent/CN104506134A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L31/00Semiconductor devices sensitive to infra-red 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
    • H01L31/04Semiconductor devices sensitive to infra-red 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
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/05Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
    • H01L31/0504Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-RED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S30/00Structural details of PV modules other than those related to light conversion
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-RED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The invention discloses an ultrathin efficient solar module with the maximum power point tracking technology. The ultrathin efficient solar module with the maximum power point tracking technology comprises a glass layer, a solar cell assembly, a solar back plate and a junction box which are arranged sequentially. The solar cell assembly is electrically connected to the junction box through a welding band provided with a reflective film on the surface. The glass layer is tempered glass in the thickness less than 3.2 mm. The junction box is a maximum power point tracking junction box. Therefore, the ultrathin efficient solar module with the maximum power point tracking technology has the advantages of reducing the weight of the module, increasing light absorption of cells, improving the conversion efficiency of the module, enhancing the power generation efficiency of photovoltaic modules and the like under the condition of keeping the strength of the module unchanged and has a broad market prospect in the popularization of ultrathin efficient solar modules with the maximum power point tracking technology.

Description

A kind of super-thin high efficient solar components with MPPT maximum power point tracking technology
Technical field
The present invention relates to photovoltaic art, particularly relate to a kind of super-thin high efficient solar components with MPPT maximum power point tracking technology.
Background technology
As far back as 1839, French scientist shellfish Crelle (Becqurel) just found, illumination can make to produce potential difference between the different parts of semi-conducting material.This phenomenon was called as " photovoltaic effect " afterwards, was called for short " photovoltaic effect ".1954, the proper guest of American scientist and Pierre pine made practical single crystal silicon solar cell first in U.S.'s Bell Laboratory, have been born and solar energy have been converted to the practical photovoltaic power generation technology of electric energy.After 20 century 70s; along with the development of modern industry, global energy crisis and atmosphere polluting problem become increasingly conspicuous, and traditional fuel energy reduces day by day; become increasingly conspicuous to the harm that environment causes, the whole world about has 2,000,000,000 people to can not get normal energy supply simultaneously.In this time, regenerative resource has all been invested sight in the whole world, wishes that regenerative resource can change the energy resource structure of the mankind, maintains long-range sustainable development, and among this, solar energy becomes the focus that people pay attention to its exclusive advantage.Abundant solar radiant energy is the important energy, is the energy that inexhaustible, nexhaustible, pollution-free, cheap, the mankind can freely utilize.Solar energy arrives the energy on ground each second up to 800,000 kilowatt hours, if the solar energy of earth surface 0.1% is transferred to electric energy, number turnover 5%, every annual energy output can reach 5.6 × 1012 kilowatt-hours, is equivalent to 40 times of energy consumption in the world.Just because of these unique advantages of solar energy, after the eighties in 20th century, the kind of solar cell is on the increase, range of application is day by day wide, market scale also progressively expands.After the nineties in 20th century, photovoltaic generation is fast-developing, and the every countries such as the U.S., Germany, Japan, China, Switzerland, France, Italy, Spain, Finland launch respectively various subsidy policy to promote the development of photovoltaic generation industry.
Solar module is in the market generally positioned at the building of house or mansion etc. and is exposed in wind and rain.Solar module, owing to being the product used under so harsh environment, so be one of index representing product quality relative to the intensity of wind load or accumulated snow load.In recent years, in order to reduce the price that per unit exports, or in order to shorten time that construction operation spends and the time that wiring operation spends, and advance maximization and the lightweight of solar module.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of super-thin high efficient solar components with MPPT maximum power point tracking technology, by adopting the ultra-thin toughened glass with same load ability, add light transmittance, improve photovoltaic module efficiency, devise the terminal box of MPPT maximum power point tracking technology simultaneously, further raising component efficiency, has market prospects widely popularizing of the super-thin high efficient solar components with MPPT maximum power point tracking technology.
For solving the problems of the technologies described above, the invention provides a kind of super-thin high efficient solar components with MPPT maximum power point tracking technology, comprise: glassy layer, solar cell chip module, solar energy backboard and terminal box, described glassy layer, solar cell chip module, solar energy backboard and terminal box set gradually, described solar cell chip module is electrically connected described terminal box by welding, described welding surface is provided with reflective membrane, described glassy layer is the toughened glass that thickness is less than 3.2mm, and described terminal box adopts MPPT maximum power point tracking terminal box.
In a preferred embodiment of the present invention, comprise frame, described frame fixes the side of described glassy layer, solar cell chip module, solar energy backboard.
In a preferred embodiment of the present invention, the material of described frame is aluminium.
In a preferred embodiment of the present invention, between described frame and described solar energy backboard, pass through silicone rubber seal.
In a preferred embodiment of the present invention, the material of described solar energy backboard adopts polyvinyl fluoride composite membrane or thermoplastic elastomer (TPE).
In a preferred embodiment of the present invention, described solar cell chip module comprises some solar cell blade units connected in series.
In a preferred embodiment of the present invention, the width of described reflective membrane is greater than the width of described welding.
In a preferred embodiment of the present invention, the thickness of described glassy layer is 2.5mm.
In a preferred embodiment of the present invention, the maximum pressure that bears of described glassy layer is greater than 5400 handkerchiefs.
In a preferred embodiment of the present invention, the generating efficiency of the described super-thin high efficient solar components with MPPT maximum power point tracking technology is greater than 16%.
The invention has the beneficial effects as follows: alleviate lightweight packages when the present invention has keep component strength constant with the super-thin high efficient solar components of MPPT maximum power point tracking technology, increase battery plate illumination and absorb, improve assembly conversion efficiency, increase the advantages such as photovoltaic module generating efficiency, the super-thin high efficient solar components with MPPT maximum power point tracking technology universal on have market prospects widely.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of the present invention with super-thin high efficient solar components one preferred embodiment of MPPT maximum power point tracking technology;
Fig. 2 is the principle schematic of the present invention with the reflective membrane of super-thin high efficient solar components one preferred embodiment of MPPT maximum power point tracking technology;
Fig. 3 is the principle schematic of the present invention with the MPPT maximum power point tracking terminal box of super-thin high efficient solar components one preferred embodiment of MPPT maximum power point tracking technology.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-Fig. 3, the embodiment of the present invention comprises:
With a super-thin high efficient solar components for MPPT maximum power point tracking technology, comprising: glassy layer 1, solar cell chip module 2, solar energy backboard 3 and terminal box 4.
Described glassy layer 1, solar cell chip module 2, solar energy backboard 3 and terminal box 4 set gradually, described solar battery sheet 2 assembly is electrically connected described terminal box 4 by welding, described welding surface is provided with reflective membrane, by increasing reflective membrane on welding, change welding surface texture, solar cell chip module 2 is made to increase luminous absorption, further raising solar components conversion efficiency, the width of reflective membrane is generally slightly larger than the width of welding, guarantee that reflective membrane covers welding completely, add reflective membrane technology, CTM has obvious gain, gain is at least 1.4%, ensure that the assembly produced can smoothly by reliability testing project simultaneously, as hot spot durable test, thermal cycle (200) test+reverse current overload measurement, DH1250 tests, temperature test and UV90KWH etc., described glassy layer is the toughened glass that thickness is less than 3.2mm, described terminal box 4 adopts MPPT maximum power point tracking terminal box.By every block cell panel distributed installation maximal power tracing module in pair array, every block plate in power station simulation is made to always work in maximum power point (mpp).When the assembly in array built, cloud, the shade such as tree block, self there is mismatch condition time, because the agency part battery of diode can be bypassed, thus reduce the generating total amount of whole assembly array.Adopt MPPT maximum power point tracking technology to be that unit controls to solar module, make it work under MPP state, when above situation occurs with before compare and can improve energy output.
Preferably, comprise frame, described frame fixes the side of described glassy layer, solar cell chip module, solar energy backboard.
Preferably, the material of described frame is aluminium.
Preferably, silicone rubber seal is passed through between described frame and described solar energy backboard 3.
Preferably, the material of described solar energy backboard 3 adopts polyvinyl fluoride composite membrane or thermoplastic elastomer (TPE).
Preferably, described solar cell chip module 2 comprises some solar cell blade units connected in series.
Preferably, the width of described reflective membrane is greater than the width of described welding.
Preferably, the thickness of described glassy layer 1 is 2.5mm.
Preferably, the maximum pressure that bears of described glassy layer 1 is greater than 5400 handkerchiefs.The toughened glass assembly that have employed 2.5mm thickness instead of the toughened glass of original 3.2mm thickness, by a series of chemistry or physical method, its surface is made to form even compression, inside then forms certain tensile stress, make the bending resistance of 2.5mm thickness glass the same with the toughened glass of former 3.2mm thickness with impact strength, namely have passed 5400 handkerchief pressure intensity testings.By this technology, increase the light transmittance of photovoltaic module, thus improve the generating efficiency of photovoltaic module.
Preferably, the generating efficiency of the described super-thin high efficient solar components with MPPT maximum power point tracking technology is greater than 16%.
The present invention with the beneficial effect of the super-thin high efficient solar components of MPPT maximum power point tracking technology is:
One, by adopting the ultra-thin toughened glass with same load ability, adding light transmittance, improve photovoltaic module efficiency;
Two, by adopting reflective membrane technology, increasing battery plate illumination and absorbing, thus assembly conversion efficiency is provided;
Three, by adopting the terminal box of MPPT maximum power point tracking technology, component efficiency is improved further.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.

Claims (10)

1. the super-thin high efficient solar components with MPPT maximum power point tracking technology, it is characterized in that, comprise: glassy layer, solar cell chip module, solar energy backboard and terminal box, described glassy layer, solar cell chip module, solar energy backboard and terminal box set gradually, described solar cell chip module is electrically connected described terminal box by welding, described welding surface is provided with reflective membrane, described glassy layer is the toughened glass that thickness is less than 3.2mm, and described terminal box adopts MPPT maximum power point tracking terminal box.
2. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 1, is characterized in that, comprise frame, and described frame fixes the side of described glassy layer, solar cell chip module, solar energy backboard.
3. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 2, is characterized in that, the material of described frame is aluminium.
4. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 2, is characterized in that, passes through silicone rubber seal between described frame and described solar energy backboard.
5. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 1, is characterized in that, the material of described solar energy backboard adopts polyvinyl fluoride composite membrane or thermoplastic elastomer (TPE).
6. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 1, is characterized in that, described solar cell chip module comprises some solar cell blade units connected in series.
7. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 1, is characterized in that, the width of described reflective membrane is greater than the width of described welding.
8. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 1, is characterized in that, the thickness of described glassy layer is 2.5mm.
9. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 8, is characterized in that, the maximum pressure that bears of described glassy layer is greater than 5400 handkerchiefs.
10. the super-thin high efficient solar components with MPPT maximum power point tracking technology according to claim 1, is characterized in that, the generating efficiency of the described super-thin high efficient solar components with MPPT maximum power point tracking technology is greater than 16%.
CN201510013976.7A 2015-01-12 2015-01-12 Ultrathin efficient solar module with maximum power point tracking technology Pending CN104506134A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105355684A (en) * 2015-09-27 2016-02-24 陕西苏普电能设备有限公司 Ultra-thin high-temperature and high-efficiency photovoltaic cell panel
CN107046077A (en) * 2017-06-06 2017-08-15 国家电投集团西安太阳能电力有限公司 Portable charged use photovoltaic module and preparation method thereof
CN107593091A (en) * 2017-11-13 2018-01-19 南彦彬 A kind of agricultural photovoltaic generation cuts the grass on a lawn machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105355684A (en) * 2015-09-27 2016-02-24 陕西苏普电能设备有限公司 Ultra-thin high-temperature and high-efficiency photovoltaic cell panel
CN105355684B (en) * 2015-09-27 2017-04-12 陕西苏普电能设备有限公司 Ultra-thin high-temperature and high-efficiency photovoltaic cell panel
CN107046077A (en) * 2017-06-06 2017-08-15 国家电投集团西安太阳能电力有限公司 Portable charged use photovoltaic module and preparation method thereof
CN107593091A (en) * 2017-11-13 2018-01-19 南彦彬 A kind of agricultural photovoltaic generation cuts the grass on a lawn machine

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Address after: 215000 environmental protection industrial park, 369 deer Road, hi tech Zone, Jiangsu, Suzhou

Applicant after: SUZHOU GAOCHUANGTE NEW ENERGY SOURCES DEVELOPMENT CO., LTD.

Address before: 215000 environmental protection industrial park, 369 deer Road, hi tech Zone, Jiangsu, Suzhou

Applicant before: Suzhou Gaochuangte New Energy Development Co., Ltd.

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Free format text: CORRECT: APPLICANT; FROM: SUZHOU GAOCHUANGTE NEW ENERGY SOURCES DEVELOPMENT LTD. TO: SUZHOU GAOCHUANGTE NEW ENERGY SOURCES DEVELOPMENT CO., LTD.

RJ01 Rejection of invention patent application after publication
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Application publication date: 20150408