CN108231922A - A kind of novel graphite alkene photovoltaic cell - Google Patents
A kind of novel graphite alkene photovoltaic cell Download PDFInfo
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- CN108231922A CN108231922A CN201810029678.0A CN201810029678A CN108231922A CN 108231922 A CN108231922 A CN 108231922A CN 201810029678 A CN201810029678 A CN 201810029678A CN 108231922 A CN108231922 A CN 108231922A
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- photovoltaic
- photovoltaic cell
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- graphene
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- -1 graphite alkene Chemical class 0.000 title claims abstract description 8
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 7
- 239000010439 graphite Substances 0.000 title claims abstract description 7
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 239000011149 active material Substances 0.000 claims abstract description 8
- 229920003023 plastic Polymers 0.000 claims description 5
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 claims description 4
- 229930002875 chlorophyll Natural products 0.000 claims description 4
- 235000019804 chlorophyll Nutrition 0.000 claims description 4
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- PFNQVRZLDWYSCW-UHFFFAOYSA-N (fluoren-9-ylideneamino) n-naphthalen-1-ylcarbamate Chemical compound C12=CC=CC=C2C2=CC=CC=C2C1=NOC(=O)NC1=CC=CC2=CC=CC=C12 PFNQVRZLDWYSCW-UHFFFAOYSA-N 0.000 claims description 2
- WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 claims description 2
- 229910000661 Mercury cadmium telluride Inorganic materials 0.000 claims description 2
- 239000005083 Zinc sulfide Substances 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims description 2
- 229910052980 cadmium sulfide Inorganic materials 0.000 claims description 2
- MCMSPRNYOJJPIZ-UHFFFAOYSA-N cadmium;mercury;tellurium Chemical compound [Cd]=[Te]=[Hg] MCMSPRNYOJJPIZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 229920003063 hydroxymethyl cellulose Polymers 0.000 claims description 2
- 229940031574 hydroxymethyl cellulose Drugs 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 claims description 2
- 239000002028 Biomass Substances 0.000 claims 1
- 229920002125 Sokalan® Polymers 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 239000012994 photoredox catalyst Substances 0.000 claims 1
- 239000004584 polyacrylic acid Substances 0.000 claims 1
- 239000004417 polycarbonate Substances 0.000 claims 1
- 239000005020 polyethylene terephthalate Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 19
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 abstract description 2
- 230000005012 migration Effects 0.000 abstract description 2
- 238000013508 migration Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 36
- 230000008901 benefit Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
Classifications
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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
- H01L31/0248—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 characterised by their semiconductor bodies
- H01L31/0256—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 characterised by their semiconductor bodies characterised by the material
- H01L31/0264—Inorganic materials
- H01L31/0296—Inorganic materials including, apart from doping material or other impurities, only AIIBVI compounds, e.g. CdS, ZnS, HgCdTe
- H01L31/02963—Inorganic materials including, apart from doping material or other impurities, only AIIBVI compounds, e.g. CdS, ZnS, HgCdTe characterised by the doping material
-
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- 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/0445—PV modules or arrays of single PV cells including thin film solar cells, e.g. single thin film a-Si, CIS or CdTe solar cells
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- 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
- H01L31/055—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means where light is absorbed and re-emitted at a different wavelength by the optical element directly associated or integrated with the PV cell, e.g. by using luminescent material, fluorescent concentrators or up-conversion arrangements
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/10—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising heterojunctions between organic semiconductors and inorganic semiconductors
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Abstract
The present invention relates to a kind of novel graphite alkene photovoltaic cells, it is made of at least one photovoltaic cells, each photovoltaic cells include substrate, positioned at the active layer of substrate surface and positioned at active layer both ends and the electrode that contact with the active layer, wherein the active layer includes 2 10% graphene, 5 20% photovoltaic active material and conducting resinl.Present invention utilizes the characteristics that graphene has swift electron mobility, graphene combination photoelectric material and conductive adhesive are formed into active layer, can by photovoltaic material by illumination when the rapid efficient migration export of the charge that instantaneously generates, while a kind of novel photovoltaic battery is realized, the significantly reduction of cost is also achieved.
Description
Technical field
The present invention relates to field of batteries, are specifically related to a kind of novel photovoltaic cell.
Background technology
Since the non-renewable energy resources such as electric power, coal, oil signal for help repeatedly, energy problem, which has become, restricts international community
The bottleneck of economic development, and developing solar energy resources becomes the new power for seeking economic development.
In this context, since source is inexhaustible, the new hot spot researched and developed in the world is become by solar power generation, and
Photovoltaic cell for the luminous energy of the sun being converted into electric energy has been obtained for interim development.
Photovoltaic cell has the following advantages：Without it is exhausted it is dangerous, pollution-free, do not limited by resource distribution region, can with
It is relatively reliable etc. that the power generation nearby of electricity place, energy quality are high, electric power system works.
But it is existing using semiconductor power generation photovoltaic cell still have no idea to accomplish real overall application, mainly by
It is still relatively low in its conversion ratio, about 20% or so, and most importantly cost is excessively high, overall economic benefit it is not accomplish
It is satisfied.
Invention content
In order to solve the problems, such as that existing photovoltaic cell conversion ratio is low of high cost, benefit is poor, the present invention provides a kind of new
Type graphene photovoltaic cell.
Technical solution of the present invention is as follows：
A kind of novel graphite alkene photovoltaic cell, it is characterised in that be made of at least one photovoltaic cells, each photovoltaic
Battery unit includes substrate, positioned at the active layer of substrate surface and positioned at active layer both ends and the electricity that is contacted with the active layer
Pole, wherein the active layer includes the photovoltaic active material and conducting resinl of the graphene of mass fraction 2-10%, 5-20%.
The preferred graphene is individual layer or form the few-layer graphene alkene, is 90-98% to sunlight light transmittance.
The preferred substrate is transparent substrates, including glass, rigid plastics thin slice or soft plastic film.
The further preferred plastics include the transparent plastics such as PC, PET, PMMA or polyacrylate.
The preferred conducting resinl is nano transparent hydroxymethyl cellulose conducting resinl.
Under the optimum condition of above-mentioned each transparent material, photovoltaic cell be preferably laminated by 2-10 layers of photovoltaic cells and
Into.
The photovoltaic active material of preferred every layer of photovoltaic cells is not exactly the same.
The photovoltaic active material can be common cadmium telluride, cadmium sulfide, zinc selenide, zinc sulphide, mercury cadmium telluride or biology
The materials such as matter chlorophyll.
The two poles of the earth of the electrode are respectively the metal of Electromotive Difference Of Potential ＞ 2.2V.
The preferred electrode is respectively copper, aluminium.
The technology of the present invention effect：
For general semiconductor photovoltaic material, the electronics instantaneously generated when being illuminated by the light is easily quenched, can not
Easily it is converted into electric current.Present invention utilizes graphene with swift electron mobility characteristic (graphene with
200000cm2The electron mobility of/Vs is 100-200 times of silicon, and resistivity is extremely low), graphene is combined into a small amount of photovoltaic material
Material forms active layer with conductive adhesive and is coated on the novel photovoltaic cell of substrate surface composition, and photovoltaic material dosage can be substantially
It reduces, basic change also occurs for battery structure and principle, and metal foil electrode need to be only set in active layer both sides, small by its
Potential difference can by photovoltaic material by illumination when the rapid efficient migration export of the charge that instantaneously generates and be unlikely to be quenched, realize
A kind of novel structure simple photovoltaic cell.Meanwhile the significantly reduction of cost is also achieved, due to graphene and light
Volt material is less by dosage of working in coordination, and under equal output power, cost is only the four of existing common photovoltaic cell
/ mono-.
Further, it can reach 98% or so by using the graphene with certain transparency, particularly light transmittance
Active layer is made in the photovoltaic material that single-layer graphene combines limited amount of the present invention, is coated on transparent substrate surface and forms transparent light
Battery unit is lied prostrate, multilayer photovoltaic cells can be superimposed use in this way, sunlight penetration multilayer photovoltaic cells produce simultaneously
Raw effect, can be substantially improved energy conversion rate.
Further, the active layer of each photovoltaic cells can be used the photovoltaic material of different absorption frequencies, in transmission
The photovoltaic material that the spectral energy of layer can be had different wave length absorption characteristic by lower floor absorbs, and makes sunlight power spectrum in wide spectrum condition
It is lower to be absorbed, daylight is adequately utilized, the mechanism of action of photovoltaic generation is made to open up more effective space.
Description of the drawings
Fig. 1 is photovoltaic cells schematic diagram；
Fig. 2 is the schematic diagram that photovoltaic cells form photovoltaic cell.
Each label lists as follows in figure：
1- photovoltaic cells, 2- transparent substrates, 3- active layers, 4- electrodes, 5- shells.
Specific embodiment
In order to better understand the present invention, the present invention is further explained below in conjunction with the accompanying drawings.
Embodiment 1
A kind of novel graphite alkene photovoltaic cell of the present embodiment, is made of 8 layers of photovoltaic cells 1, as shown in Figure 1, often
A photovoltaic cells 1 include transparent substrates 2, positioned at the transparent active layer 3 on 2 surface of transparent substrates and positioned at 3 both ends of active layer
And the electrode 4 contacted with the active layer 3.
The specific preparation method of each photovoltaic cells 1 is as follows：
Photovoltaic active material ZnS, mono-layer graphite aqueous solution and electrically conducting transparent glue nanometer CMC solution are mixed into shape first
Into smears, graphene mass fraction is 2% in smears, ZnS mass fractions are 10%, CMC mass fractions are 10%, and lead to
The mode for crossing spin coating is coated on 2 surface of transparent substrates formation active layer 3, thickness 100-150um or so, and transparent substrates 2 are saturating for PC
Then bright film adheres to anode and cathode paillon respectively in 3 both sides of active layer, the present embodiment uses common aluminium foil and copper foil,
Photovoltaic cells 1 are formed, then totally 8 layers of sliced layer are stacked in square frame as shown in Figure 2 by the photovoltaic cells 1,
Ensure that whole photovoltaic cells are respectively provided with certain translucency, form Multilayer power generating apparatus, every layer of electrode is given with conducting wire
It connects and is packed into the protection of transparent outer cover 5 and form photovoltaic cell entirety.It is produced after light source incidence photovoltaic material absorption spectrum energy
Raw electronics, the graphene para-electric kinetic potential direction for forming conductive net is quickly moved out electronics.
For the conversion ratio of the present embodiment up to 25% or so, cost is only a quarter of common monocrystalline Silicon photrouics.
Embodiment 2
The present embodiment preparation method is same as above, and is four layers difference lies in photovoltaic cells, graphene quality point in active layer
Number 3%, the photovoltaic material of four layers of photovoltaic cells is spaced two-by-two is respectively adopted ZnS and chlorophyll, and it is not 5% that mass fraction, which is,
With 20%, it is coated on plate glass.
Embodiment 3
The present embodiment preparation method is same as above, and is six layers difference lies in photovoltaic cells, graphene quality point in active layer
Number 5%, photovoltaic material are cadmium telluride, and mass fraction 5% is coated on PET transparent membranes.
Embodiment 4
The present embodiment preparation method is same as above, and is three layers difference lies in photovoltaic cells, graphene quality point in active layer
Number 4%, every layer of photovoltaic material are respectively ZnS, cadmium telluride, chlorophyll, and mass fraction is respectively 5%, 5% and 15%, is coated on
On acrylic glass.
In above-described embodiment, the content of nanometer CMC visually coats situation and thickness is suitably adjusted, and frame and shell can be
Various shapes, such as rectangular, round, polygon, isomery shape or deformable, flexible, folding etc..
In addition graphene is if not individual layer, but the bad few layer of transparency or more layers, then photovoltaic cell list
Member can also take few layer or only one layer, and other materials can not use transparent material yet, and since the number of plies is reduced, transfer efficiency can be slightly
It is low, about 10% or so, but cost still has and has great advantage, and can be laid with the modes such as area by increase to meet using need
It asks.
The foregoing is merely the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in
Deng, such as the replacement of the number of plies, electrode material, base material, photovoltaic material, conducting resinl etc., it should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention should be subject to the protection domain of claims.
Claims (10)
1. a kind of novel graphite alkene photovoltaic cell, it is characterised in that be made of at least one photovoltaic cells, each photovoltaic electric
Pool unit includes substrate, positioned at the active layer of substrate surface and positioned at active layer both ends and the electrode that is contacted with the active layer,
Wherein described active layer includes the photovoltaic active material and conducting resinl that mass fraction is the graphene of 2-10%, 5-20%.
2. photovoltaic cell according to claim 1, it is characterised in that the graphene be individual layer or form the few-layer graphene alkene, light transmission
Rate is 90-98%.
3. photovoltaic cell according to claim 2, it is characterised in that the substrate is transparent substrates, including glass, hard
Plastic tab or soft plastic film.
4. photovoltaic cell according to claim 3, it is characterised in that the plastics include PC, PET, PMMA or polyacrylic acid
Ester.
5. photovoltaic cell according to claim 3, it is characterised in that the conducting resinl is conductive for transparent hydroxymethyl cellulose
Glue.
6. photovoltaic cell according to claim 5, it is characterised in that be laminated by 2-10 layers of photovoltaic cells.
7. photovoltaic cell according to claim 6, it is characterised in that the photovoltaic active material of every layer of photovoltaic cells is not
It is identical.
8. photovoltaic cell according to claim 1, it is characterised in that the photovoltaic active material for cadmium telluride, cadmium sulfide,
Zinc selenide, zinc sulphide, mercury cadmium telluride or biomass chlorophyll.
9. photovoltaic cell according to claim 1, it is characterised in that the two poles of the earth of the electrode are respectively Electromotive Difference Of Potential ＞
The metal of 2.2V.
10. photovoltaic cell according to claim 9, it is characterised in that the electrode is respectively copper, aluminium.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810029678.0A CN108231922A (en) | 2018-01-12 | 2018-01-12 | A kind of novel graphite alkene photovoltaic cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810029678.0A CN108231922A (en) | 2018-01-12 | 2018-01-12 | A kind of novel graphite alkene photovoltaic cell |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110023946A1 (en) * | 2008-10-22 | 2011-02-03 | Quan Li | Liquid crystalline blends, device thereof and method thereof |
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