CA2989784A1 - A kit for increasing the performances of a solar panel - Google Patents
A kit for increasing the performances of a solar panel Download PDFInfo
- Publication number
- CA2989784A1 CA2989784A1 CA2989784A CA2989784A CA2989784A1 CA 2989784 A1 CA2989784 A1 CA 2989784A1 CA 2989784 A CA2989784 A CA 2989784A CA 2989784 A CA2989784 A CA 2989784A CA 2989784 A1 CA2989784 A1 CA 2989784A1
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- photovoltaic
- cell
- kit
- solar panel
- generator
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- 229910021389 graphene Inorganic materials 0.000 claims abstract description 11
- 229910052709 silver Inorganic materials 0.000 claims abstract description 5
- 239000004332 silver Substances 0.000 claims abstract description 5
- 229940100890 silver compound Drugs 0.000 claims abstract description 3
- 150000003379 silver compounds Chemical class 0.000 claims abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 230000004913 activation Effects 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims description 2
- 239000003973 paint Substances 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 claims 1
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- 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
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar 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
- H01L31/042—PV modules or arrays of single 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical 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
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Photovoltaic Devices (AREA)
Abstract
A kit for increasing the performances of at least an existing solar panel. The kit includes a photovoltaic generator (2) connectible with the solar panel. The photovoltaic generator (2) includes at least a first photovoltaic cell (21) including: - graphene; - silver or silver compounds.
Description
A KIT FOR. INCREASING THE PERFORMANCES OF A SOLAR PANEL, DESCRIPTION
The subject-matter of this invention is a kit for increasing the performances of at least an existing solar panel, a photovoltaic station including such a kit and a method for reviving the performances of an existing solar panel.
Photovoltaic stations including a plurality of solar panels are well known in the art.
Some drawbacks connected with the operation of solar panels are referred in the hereinafter.
A first drawback is connected with the fact that in time the panels know a decay of tgheir performances, particularly of their effective power.
A further drawback is connected with the fact that above 40 C the performances of the panels lower dramatically (more generally they lower with growing temperature).
= Such drawbacks penalize the profit of the administration of the station.
In this context, the technical object at the basis of this invention is to suggest a kit for increasing the performances of at least an existing solar panel, a.
photovoltaic station including such a kit and a method for reviving the performances of an existing solar panel that overcome the drawbacks of prior art mentioned above.
The specified technical object and the detailed aims are substantially reached by a kit for increasing the
The subject-matter of this invention is a kit for increasing the performances of at least an existing solar panel, a photovoltaic station including such a kit and a method for reviving the performances of an existing solar panel.
Photovoltaic stations including a plurality of solar panels are well known in the art.
Some drawbacks connected with the operation of solar panels are referred in the hereinafter.
A first drawback is connected with the fact that in time the panels know a decay of tgheir performances, particularly of their effective power.
A further drawback is connected with the fact that above 40 C the performances of the panels lower dramatically (more generally they lower with growing temperature).
= Such drawbacks penalize the profit of the administration of the station.
In this context, the technical object at the basis of this invention is to suggest a kit for increasing the performances of at least an existing solar panel, a.
photovoltaic station including such a kit and a method for reviving the performances of an existing solar panel that overcome the drawbacks of prior art mentioned above.
The specified technical object and the detailed aims are substantially reached by a kit for increasing the
2 performances of at least an existing solar panel, a photovoltaic station including such a kit and a method for reviving the performances of an existing solar panel including the same technical characteristics set forth in one or more of the annexed claims.
Further characteristics and advantages of this invention will turn out to be clearer from the exemplifying,' and therefore not limiting, disclosure of a preferred, but not exclusive, embodiment of a kit and a station, as illustrated in the annexed figures, wherein:
- FIGURES i and 2 show two opposite views, in a schematic way, of an example of a kit according to this invention;
- FIGURE 3 shows a schematic view of a station.
according to this invention.
In the annexed figures with numeral 1 a kit has been indicated for increasing the performances of at least a photovoltaic solar panel (i.e. a panel that exploits solar energy to obtain electric energy).
Advantageosuly the kit allows performances to be increased even of more photovoltaic panels. By 'kit for increasing the performances of the panel' a. kit is meant that, combined with the panel, allows one to have global performances greater than those of a single panel.
The kit includes photovoltaic generator 2. Such generator 2 exploits photovoltaic effect to convert solar energy into electrical energy. It may also be defined as a 'master'. Photovoltaic generator 2 includes at least first photovoltaic cell 21 including:
Further characteristics and advantages of this invention will turn out to be clearer from the exemplifying,' and therefore not limiting, disclosure of a preferred, but not exclusive, embodiment of a kit and a station, as illustrated in the annexed figures, wherein:
- FIGURES i and 2 show two opposite views, in a schematic way, of an example of a kit according to this invention;
- FIGURE 3 shows a schematic view of a station.
according to this invention.
In the annexed figures with numeral 1 a kit has been indicated for increasing the performances of at least a photovoltaic solar panel (i.e. a panel that exploits solar energy to obtain electric energy).
Advantageosuly the kit allows performances to be increased even of more photovoltaic panels. By 'kit for increasing the performances of the panel' a. kit is meant that, combined with the panel, allows one to have global performances greater than those of a single panel.
The kit includes photovoltaic generator 2. Such generator 2 exploits photovoltaic effect to convert solar energy into electrical energy. It may also be defined as a 'master'. Photovoltaic generator 2 includes at least first photovoltaic cell 21 including:
3 - graphene; and - silver or silver compounds.
Generator 2 is (electrically) connectible with the solar panel, particularly first photovoltaic cell 21 is connectible in series with the solar panel.
The addition of such materials is important in that it allows a significant increase of the current intensity and not only of voltage. Particularly such materials allow the yield of generator 2 to be increased. In this way by connecting first cell 21 in series with a panel one has a significant increase not only of overall voltage, but also of circulating current and therefore of power.
First cell 21 includes opposite first and second face 211, 212.
Graphene on first cell 21 is arranged in stripes 213.
Advantageously such stripes 213 are arranged on first face 211. Advantageosuly stripes 213 develop parallelly. Stripes 213 connect two opposite sides of first cell 21. First cell 21 also includes a coating 214, typically a paint.
containing silver or compounds thereof. Such a coating is preferably applied to second face 212. Advantageously such a coating has a thickness lesser than 3 micrometers. First face 211 defines the positive pole of first cell 21, second face 212 defines the negative pole of first cell 21.
Suitably- generator 2 includes a plurality of photovoltaic cells. Such a plurality of cells includes at least first cell 21 and second cell 22. Normally at least 5 cells are present, advantageously at least 10 cells.
Preferably the cells are reciprocally connected in series.
Generator 2 is (electrically) connectible with the solar panel, particularly first photovoltaic cell 21 is connectible in series with the solar panel.
The addition of such materials is important in that it allows a significant increase of the current intensity and not only of voltage. Particularly such materials allow the yield of generator 2 to be increased. In this way by connecting first cell 21 in series with a panel one has a significant increase not only of overall voltage, but also of circulating current and therefore of power.
First cell 21 includes opposite first and second face 211, 212.
Graphene on first cell 21 is arranged in stripes 213.
Advantageously such stripes 213 are arranged on first face 211. Advantageosuly stripes 213 develop parallelly. Stripes 213 connect two opposite sides of first cell 21. First cell 21 also includes a coating 214, typically a paint.
containing silver or compounds thereof. Such a coating is preferably applied to second face 212. Advantageously such a coating has a thickness lesser than 3 micrometers. First face 211 defines the positive pole of first cell 21, second face 212 defines the negative pole of first cell 21.
Suitably- generator 2 includes a plurality of photovoltaic cells. Such a plurality of cells includes at least first cell 21 and second cell 22. Normally at least 5 cells are present, advantageously at least 10 cells.
Preferably the cells are reciprocally connected in series.
4 What disclosed in reference to first cell 21 may be advantageously repeated for all of the cells of generator 2.
First cell 21 includes more than 40 stripes 213 of graphene. Preferably such sripes 213 are 50. They are in contact with electrical connection elements of first and second cell 21, 22. Such electrical connection elements advantageously include junction bus bars 5 that overlap to first face 211 of first cell 21 coming into contact with stripes 213 in graphene. Such bus bars 5 cross first face 211 tranversely (preferably orthogonally) to a direction individualized by the longitudinal development of stripes 213 in graphene. Advantageously, but not necessarily junction bus bars 5 could be physically connectible to first cell 21 in a removable way, for instance through a quicX
attach/detach. connection (for instance through one or more pressure buttons). In case they could be physically connected fixedly with first cell 21. Such connection elements are electrically conductors and preferably have a cross section lesser than 7.5 cm2.
Moreover, the kit includes at least a connecting cable 3 of photovoltaic generator 2 with the outside. Such a cablo has a greater diameter of 5 millimeters, preferably is equal to 6 millimeters. This allows the passage of adequate currents.
First face 211 of first cell 21 is intended to intercept sun rays to convert solar energy into electrical energy. Therefore, first face 211 has a surface greater than 230 cm2, preferably 300 cm2.
First cell 21 includes more than 40 stripes 213 of graphene. Preferably such sripes 213 are 50. They are in contact with electrical connection elements of first and second cell 21, 22. Such electrical connection elements advantageously include junction bus bars 5 that overlap to first face 211 of first cell 21 coming into contact with stripes 213 in graphene. Such bus bars 5 cross first face 211 tranversely (preferably orthogonally) to a direction individualized by the longitudinal development of stripes 213 in graphene. Advantageously, but not necessarily junction bus bars 5 could be physically connectible to first cell 21 in a removable way, for instance through a quicX
attach/detach. connection (for instance through one or more pressure buttons). In case they could be physically connected fixedly with first cell 21. Such connection elements are electrically conductors and preferably have a cross section lesser than 7.5 cm2.
Moreover, the kit includes at least a connecting cable 3 of photovoltaic generator 2 with the outside. Such a cablo has a greater diameter of 5 millimeters, preferably is equal to 6 millimeters. This allows the passage of adequate currents.
First face 211 of first cell 21 is intended to intercept sun rays to convert solar energy into electrical energy. Therefore, first face 211 has a surface greater than 230 cm2, preferably 300 cm2.
5 The dimensions of first cell 21, as of the other cells that are part of photovoltaic generator 2 are important in that they allow a significant increase of the intensity of the circulating current, and not only of voltage, to be obtained.
Preferably first cell 21 is a rectangle. Such a rectangle comprises a first side having a length greater than 13 centimeters and a second side having a length greater than 18 centimeters.
Photovoltaic generator 2 includes a closed enveloped containing at least first cell 21; said envelope includes an opening and closing system for allowing the maintenance of at least first cell 21. Preferably the envelope contains all of the cells of photovoltaic generator 21. All of said cells are anyhow reachable to an operator through the opening and closing system. Therefore, the opening and closing system allows a complete opening of the envelope.
Suitably such an opening and closing system may be of various kinds, for instance: a zip fastener; an opening port etc.
In a first embodiment the cells of generator 2 are organized along a first stripe. Physically the cells of the first string develop in succession along a straight line.
They are flanked and adjacent. Preferably the cells of said first string are connected in series with each other.
In a second embodiment (see FIGURE 3) generator 2 includes a plurality of strings 6 of photovoltaic cells (preferably connected in series). Inside generator 2, in FIGURE 3, only a string and the cells that compose it are
Preferably first cell 21 is a rectangle. Such a rectangle comprises a first side having a length greater than 13 centimeters and a second side having a length greater than 18 centimeters.
Photovoltaic generator 2 includes a closed enveloped containing at least first cell 21; said envelope includes an opening and closing system for allowing the maintenance of at least first cell 21. Preferably the envelope contains all of the cells of photovoltaic generator 21. All of said cells are anyhow reachable to an operator through the opening and closing system. Therefore, the opening and closing system allows a complete opening of the envelope.
Suitably such an opening and closing system may be of various kinds, for instance: a zip fastener; an opening port etc.
In a first embodiment the cells of generator 2 are organized along a first stripe. Physically the cells of the first string develop in succession along a straight line.
They are flanked and adjacent. Preferably the cells of said first string are connected in series with each other.
In a second embodiment (see FIGURE 3) generator 2 includes a plurality of strings 6 of photovoltaic cells (preferably connected in series). Inside generator 2, in FIGURE 3, only a string and the cells that compose it are
6 shown. Anyhow, the presence of remaining strings not explicitly drawn can be realized from the presence of output terminals. The strings of generator 2 are connectible with each other in parallel (if a high current is desired) or they may supply distinct loads. In a preferred solution generator 2 may include up to 6 strings. Physically the strings develop flanked the one to the other. Advantageously eah string may supply a corresponding panel 10 or more photovoltaic panels, preferably connected in series. For instance, in an existing photovoltaic field, each string of generator 2 may be connected to different groups of panels.
For instance a first string may revive a first group of panels, the second string may revive a second group of panels and so on.
In a preferred embodiment the string includes 10 cells.
Each one of said cells allows a voltage of 0.8 volt to be reached with a current of 16 ampere. Applicant undescores the advantages compared with classical stripes composed of 10 cells that are found in usual photovoltaic panels. In this case indeed each cell allows a voltage of 0.5 volt to be reahed with 8.2 ampere.
The subject matter of this invention is also photovoltaic plant 100 including:
- at least a photovoltaic solar panel 10;
- kit 1 for increasing the power of solar panel 10.
Kit 1 includes one or more of the characteristics disclosed above.
First cell 21 of photovoltaic generator 2 of the kit is connected in series with solar panel 10. Advantageously
For instance a first string may revive a first group of panels, the second string may revive a second group of panels and so on.
In a preferred embodiment the string includes 10 cells.
Each one of said cells allows a voltage of 0.8 volt to be reached with a current of 16 ampere. Applicant undescores the advantages compared with classical stripes composed of 10 cells that are found in usual photovoltaic panels. In this case indeed each cell allows a voltage of 0.5 volt to be reahed with 8.2 ampere.
The subject matter of this invention is also photovoltaic plant 100 including:
- at least a photovoltaic solar panel 10;
- kit 1 for increasing the power of solar panel 10.
Kit 1 includes one or more of the characteristics disclosed above.
First cell 21 of photovoltaic generator 2 of the kit is connected in series with solar panel 10. Advantageously
7 =
the station includes a plurality of photovoltaic solar panels, photovoltaic generator 2 being connected with said plurality of photovoltaic solar panels. particularly generator 2 may include a plurality of strings 6 of photovoltaic cells. Each of said strings of photovolatic cells includes aplurality of photovoltaic cells connected in series. Each string supplies a corresponding panel or more photovoltaic panels,. connected in series.
Suitably station 100 may be of 'island' type, also known as 'stand alone'. In such case advantageously it is isolated from an external distribution network.
Alternatively station 100 may be of the 'grid-connect' type. in such case there is a connection with an external distribution network, managed for instance by a national entity.
Advantageously station 100 includes an inverter for executing a transformation of direct electrical current in alternating current (normally it also determines an increase of rated voltage).
Suitably station 100 includes a control central unit that allows the activation or the deactivation of photovoltaic generator 2 to be controlled as a function of at least a predetermined parameter.
Typically such parameter is the voltage put at disposal by the station. When the external temperature is particularly high, panel 10 not always is able to provide satisfying performances and photovoltaic generator 2 intervenes to sustain the performances of the panel.
= 8 Alternatively after a storm, limpid air and low temperatures favour important performances to the station such that sometimes the disconnecting of generator 2 could become necessary to the end of protecting one or more components of the station from a current excess. Typically the inverter is the component more at risk from this viewpoint.
Station 100 may include (preferably wireless) means for transmitting a signal for the activation of photovoltaic generator 2 as a function of a predetermined characteristic.
Such a predetermined characteristic characteristic iS
advantageosly the voltage or the power put at disposal by the station (also a magnitude that may be brought back to one of such parameters being meant).
Applicant refers that by applying an 8-volt-and-16-ampere generator 2 to 36-volt panel 10 one manages to obtain a peak power of 504 W.
Moreover, the subject-matter of this disclosure is a method to revive the performances of an existing photovoltauic panel 10. In such a case preferably a panel 10 is dealt with operating from several years and that has undergone a performace decay in time.
The method includes the stages of:
- connecting kit 1 having one or more of previously described characteristics to existing solar panel 10; this stage includes the substage of connecting first cell 21 of photovoltaic generator 2 of the kit in series with photovoltaic solar panel 10;
- activating/deactivating photovoltaic generator 2 of the kit as a function of the voltage put at disposal by the assembly solar panel 10 and photovoltaic generator 2.
This invention achieves important advantages.
First of all it allows the performances of an existing panel to be improved.
By virtue of the particula conformation of the cells one not only achieves a voltage increase, but a significant current and therefore power increase.
The so conceived invention is susceptible of numerous modifications and variations, all falling within the scope of the inventive concept that characterizes it. Moreover, all of the details may be substituted by other technically equivalent elements. In practice, all of the employed materials, as well as dimensions, may be whatever as a function of the exigencies.
the station includes a plurality of photovoltaic solar panels, photovoltaic generator 2 being connected with said plurality of photovoltaic solar panels. particularly generator 2 may include a plurality of strings 6 of photovoltaic cells. Each of said strings of photovolatic cells includes aplurality of photovoltaic cells connected in series. Each string supplies a corresponding panel or more photovoltaic panels,. connected in series.
Suitably station 100 may be of 'island' type, also known as 'stand alone'. In such case advantageously it is isolated from an external distribution network.
Alternatively station 100 may be of the 'grid-connect' type. in such case there is a connection with an external distribution network, managed for instance by a national entity.
Advantageously station 100 includes an inverter for executing a transformation of direct electrical current in alternating current (normally it also determines an increase of rated voltage).
Suitably station 100 includes a control central unit that allows the activation or the deactivation of photovoltaic generator 2 to be controlled as a function of at least a predetermined parameter.
Typically such parameter is the voltage put at disposal by the station. When the external temperature is particularly high, panel 10 not always is able to provide satisfying performances and photovoltaic generator 2 intervenes to sustain the performances of the panel.
= 8 Alternatively after a storm, limpid air and low temperatures favour important performances to the station such that sometimes the disconnecting of generator 2 could become necessary to the end of protecting one or more components of the station from a current excess. Typically the inverter is the component more at risk from this viewpoint.
Station 100 may include (preferably wireless) means for transmitting a signal for the activation of photovoltaic generator 2 as a function of a predetermined characteristic.
Such a predetermined characteristic characteristic iS
advantageosly the voltage or the power put at disposal by the station (also a magnitude that may be brought back to one of such parameters being meant).
Applicant refers that by applying an 8-volt-and-16-ampere generator 2 to 36-volt panel 10 one manages to obtain a peak power of 504 W.
Moreover, the subject-matter of this disclosure is a method to revive the performances of an existing photovoltauic panel 10. In such a case preferably a panel 10 is dealt with operating from several years and that has undergone a performace decay in time.
The method includes the stages of:
- connecting kit 1 having one or more of previously described characteristics to existing solar panel 10; this stage includes the substage of connecting first cell 21 of photovoltaic generator 2 of the kit in series with photovoltaic solar panel 10;
- activating/deactivating photovoltaic generator 2 of the kit as a function of the voltage put at disposal by the assembly solar panel 10 and photovoltaic generator 2.
This invention achieves important advantages.
First of all it allows the performances of an existing panel to be improved.
By virtue of the particula conformation of the cells one not only achieves a voltage increase, but a significant current and therefore power increase.
The so conceived invention is susceptible of numerous modifications and variations, all falling within the scope of the inventive concept that characterizes it. Moreover, all of the details may be substituted by other technically equivalent elements. In practice, all of the employed materials, as well as dimensions, may be whatever as a function of the exigencies.
Claims (10)
1. Kit for increasing the performances of at least an existing photovoltaic solar panel characterized in that it includes a photovoltaic generator (2) connectible with the solar panel; said photovoltaic generator (2) including at least a first photovoltaic cell (21) including:
graphene;
- silver or silver compounds.
graphene;
- silver or silver compounds.
2. Kit according to Claim 1, characterized in that said first cell (21) includes a first and a second face (211; 212) opposite to each other; graphene stripes (213) being inserted on the first face (211); a paint (214) containing silver being applied to the second face (212).
3. Kit according to Claim 2, characterized in that it includes a plurality of cells in turn including said first cell (21) and a second cell. (22), the first cell (21) including more than 40 graphene stripes (213) in electrical contact with connecting elements of the first and of the second cell (21, 22); said electrical connecting elements including junction bus bars (5) that overlie to the first face (211) of the first cell (21) and that are in contact with the graphene stripes (213); said bus bars (5) crossing the first face (211) transversely to a direction individualized by the longitudinal development of the graphene stripes (213);
said bus bars (5) being removably connected to the first cell (21).
said bus bars (5) being removably connected to the first cell (21).
4. Kit according to Claim 2 or 3, characterized in that the first face (211) of the first ceil (21) is intended to intercept sun rays to convert solar energy into electrical energy and has a surface greater than 230 cm2; the first cell (21) being a rectangle comprising a first side having a length greater than 13 centimeters and a second side having a length greater than 18 centimeters.
5. Kit according to anyone of the preceding claims, characterized in that it includes at least a cable (3) for connecting the photovoltaic generator (2) with the outside, said cable (3) having a diameter greater than millimeters.
6. Kit according to anyone of the preceding claims, characterized in that said photovoltaic generator (2) includes a closed envelope at least containing the first cell (21); said envelope including an opening and closing system to allow the maintenance at least of the first cell (21).
7. Photovoltaic station including:
- at least a photovoltaic solar panel (10);
- a kit (1) for increasing the power of the solar panel (10), said kit (1) being- according to any one of Claims 1 to 6; the first cell (21) of the photOvoltaic generator (2) of the kit being connected in series with the solar panel (10).
- at least a photovoltaic solar panel (10);
- a kit (1) for increasing the power of the solar panel (10), said kit (1) being- according to any one of Claims 1 to 6; the first cell (21) of the photOvoltaic generator (2) of the kit being connected in series with the solar panel (10).
8. Station according to Claim 7, characterized in that it includes a. plurality of photovoltaic solar panels (10);
the generator (2) of the kit (1) including a plurality of strings of photovoltaic strings (6), each one of said strings of photovoltaic strings including a plurality of photovoltaic cells connected in series; each string supplying a corresponding panel or more photovoltaic panels, connected in series.
the generator (2) of the kit (1) including a plurality of strings of photovoltaic strings (6), each one of said strings of photovoltaic strings including a plurality of photovoltaic cells connected in series; each string supplying a corresponding panel or more photovoltaic panels, connected in series.
9. Station according to Claim 7 or 8 characterized in that it includes means for the wireless transmission of a signal for the activation of the photovoltaic generator (2) as a function of the voltage and/or the power of the station.
10.Method for reviving the performances of an existing solar panel (10), said method including the stages of.
- connecting a kit (1) according to any one of Claims J. to 6 to the existing solar panel (10), said stage providing the connection of the first cell (21) of the-photovoltaic generator (2) of the kit in series with the solar panel (10);
- activating/deactivating the photovoltaic generator (2) of the kit as a function of the voltage and/or of the power put at disposal by the assembly solar panel (10) and photovoltaic generator (2).
- connecting a kit (1) according to any one of Claims J. to 6 to the existing solar panel (10), said stage providing the connection of the first cell (21) of the-photovoltaic generator (2) of the kit in series with the solar panel (10);
- activating/deactivating the photovoltaic generator (2) of the kit as a function of the voltage and/or of the power put at disposal by the assembly solar panel (10) and photovoltaic generator (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2989784A CA2989784A1 (en) | 2017-12-19 | 2017-12-19 | A kit for increasing the performances of a solar panel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2989784A CA2989784A1 (en) | 2017-12-19 | 2017-12-19 | A kit for increasing the performances of a solar panel |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2989784A1 true CA2989784A1 (en) | 2019-06-19 |
Family
ID=66948206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2989784A Abandoned CA2989784A1 (en) | 2017-12-19 | 2017-12-19 | A kit for increasing the performances of a solar panel |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2989784A1 (en) |
-
2017
- 2017-12-19 CA CA2989784A patent/CA2989784A1/en not_active Abandoned
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Date | Code | Title | Description |
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FZDE | Discontinued |
Effective date: 20210831 |
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Effective date: 20210831 |