ENERGÍA SOLAR FOTOVOLTAICA

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Resultados 128 resultados LastUpdate Última actualización 15/10/2019 [18:38:00] pdf PDF

Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days

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EMBOUT DE NETTOYAGE ET DE RAMASSAGE DE DEBRIS DE PLAQUETTES DE SEMI-CONDUCTEURS ET/OU DE VERRE

NºPublicación: FR3079761A1 11/10/2019

Solicitante:

COMMISSARIAT ENERGIE ATOMIQUE [FR]

Resumen de: FR3079761A1

L'objet principal de l'invention est un embout (1) de nettoyage et de ramassage de débris de plaquettes à base de matériaux semi-conducteurs et/ou de verre, caractérisé en ce qu'il comporte : un corps principal d'aspiration (2), comprenant une partie centrale (3), pourvue d'une face externe (3a) et d'une face interne opposée, et une partie périphérique (4) reliée à la partie centrale (3) de sorte à définir ensemble une cavité d'aspiration des débris, un élément creux de raccordement (6) à un dispositif d'aspiration, solidarisé à la face externe (3a) de la partie centrale (3), et comprenant une ouverture traversante (7) communiquant fluidiquement avec la cavité d'aspiration au travers d'une ouverture de la partie centrale (3) et dans laquelle est apte à circuler un flux d'aspiration, une pluralité d'éléments de fragmentation des débris situés sur la face interne de la partie centrale (3) du corps principal d'aspiration (2).

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METHODS AND SYSTEMS FOR DETERMINING SOILING ON PHOTOVOLTAIC DEVICES

NºPublicación: US2019312548A1 10/10/2019

Solicitante:

ALLIANCE SUSTAINABLE ENERGY [US]
UNIV JAEN [ES]

Resumen de: US2019312548A1

An aspect of the present disclosure relates to radiating light on to a front surface of a glass pane comprising a first surface and a second surface defining a thickness between the first surface and the second surface, wherein the first surface is substantially parallel to the second surface; detecting a transmittance of the light through the glass pane; comparing the transmittance through the glass pane to a reference transmittance value corresponding to a clean reference glass pane; and determining, using the transmittance and the reference transmittance, a soiling metric of a photovoltaic module.

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Universal End Clamp for Securing a Solar Panel to a Rail Support Guide

NºPublicación: US2019312365A1 10/10/2019

Solicitante:

IRONRIDGE INC [US]

WO_2018107014_PA

Resumen de: US2019312365A1

In various representative aspects, the present invention relates generally to providing an apparatus for securing a solar panel module to a solar panel rail guide structure. More specifically, the invention relates to providing an end clamp that mounts a bottom flange of a solar panel module to a solar panel rail guide structure. The end clamp does not require any tools for insertion. It mechanically fastens and electrically bonds the solar panel module to a solar panel rail guide structure.

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Internet of Things-Enabled Solar Photovoltaic Health Monitoring and Advising Related Thereto

NºPublicación: US2019312547A1 10/10/2019

Solicitante:

IBM [US]

Resumen de: US2019312547A1

Methods, systems, and computer program products are provided herein in connection with IoT-enabled solar PV health monitoring and advising related thereto. A computer-implemented method includes obtaining current-voltage samples corresponding to solar photovoltaic modules by triggering switch circuitry between (i) an inverter attributed to the solar photovoltaic modules and (ii) a current-voltage tracer; detecting one or more anomalies in the obtained current-voltage samples by applying machine learning techniques to the obtained current-voltage samples; automatically performing a root cause analysis on the detected anomalies by (i) converting the obtained current-voltage samples to sequential data, (ii) applying a sequence classifier to the sequential data, and (iii) identifying a pre-determined anomaly class comparable to the sequential data based on the application of the sequence classifier; and automatically generating and outputting a suggestion for remedial action based on the identified pre-determined anomaly class.

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POWER CONVERSION DEVICE AND PHOTOVOLTAIC MODULE INCLUDING THE SAME

NºPublicación: US2019312526A1 10/10/2019

Solicitante:

LG ELECTRONICS INC [KR]
POSTECH ACAD IND FOUND [KR]

KR_20180099245_A

Resumen de: US2019312526A1

A power conversion device includes a coupled inductor having a first inductor and second inductor, connected to a DC source; a full-bridge switching unit including a first leg having a first switching element and a second switching element serially connected to the first switching element, and a second leg having a third switching element and a fourth switching element serially connected to the third switching element, wherein the first leg connected to the first inductor and the second leg connected to the second inductor; a transformer connected to the full-bridge switching unit; a third inductor connected in parallel with the transformer; and a storage capacitor connected to the full-bridge switching unit.

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TRANSPARENT ENERGY HARVESTING DEVICE

NºPublicación: US2019312531A1 10/10/2019

Solicitante:

INNOVASONIC INC [US]

Resumen de: US2019312531A1

A transparent energy harvesting device includes a transparent substrate and one or more patterned materials with feature sizes less than 10 micron, 5 micron, or even less than 2.5 micron, where such materials are comprised of piezoelectric, photovoltaic or thermoelectric materials.

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SOLAR CELL MODULE

NºPublicación: US2019312164A1 10/10/2019

Solicitante:

PANASONIC IP MAN CO LTD [JP]

JP_WO2018110582_A1

Resumen de: US2019312164A1

A solar cell module includes a front surface substrate, a seal layer arranged under the front surface substrate to seal a photoelectric converter, a low thermal expansion-contraction layer arranged under the seal layer, and a rear surface substrate arranged under the low thermal expansion-contraction layer. The solar cell module further includes a stress-reducing resin layer arranged between the low thermal expansion-contraction layer and the rear surface substrate. The low thermal expansion-contraction layer has a smaller coefficient of linear expansion than the rear surface substrate, and the stress-reducing resin layer has a smaller tensile modulus of elasticity than the low thermal expansion-contraction layer and the rear surface substrate.

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LUMINESCENT NANOPARTICLES AND LUMINESCENT SOLAR CONCENTRATORS CONTAINING SAME

NºPublicación: WO2019194749A1 10/10/2019

Solicitante:

NAT UNIV SINGAPORE [SG]

Resumen de: WO2019194749A1

Disclosed herein are luminescent nanoparticles comprising ln1-xZnxAs and ln1-yZnyP, wherein x is from 0 to 0.5, y is from 0 to 0.6, and the molar ratio of ln1-xZnxAs to In1-yZnyP is from 1:4 to 1:5000. In a preferred embodiment, the luminescent nanoparticles are lnAs-ln(Zn)P-ZnSe-ZnS quaternary giant-shell quantum dots that possess efficient photoluminescence in the near-infrared region with a large Stokes shift and minimal reabsorption. The core-shell nanoparticles may be particularly useful in the formation of a luminescent solar concentrator when used as part of a composite material formed from the nanoparticles and a suitable polymer. Also disclosed herein are methods to manufacture the nanoparticles, the composite materials and solar concentrators.

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METHODS AND SYSTEMS FOR DETERMINING SOILING ON PHOTOVOLTAIC DEVICES

NºPublicación: WO2019195718A1 10/10/2019

Solicitante:

ALLIANCE SUSTAINABLE ENERGY [US]
UNIV JAEN [ES]

Resumen de: WO2019195718A1

An aspect of the present disclosure relates to radiating light on to a front surface of a glass pane comprising a first surface and a second surface defining a thickness between the first surface and the second surface, wherein the first surface is substantially parallel to the second surface; detecting a transmittance of the light through the glass pane; comparing the transmittance through the glass pane to a reference transmittance value corresponding to a clean reference glass pane; and determining, using the transmittance and the reference transmittance, a soiling metric of a photovoltaic module.

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LASER ASSISTED METALLIZATION PROCESS FOR SOLAR CELL CIRCUIT FORMATION

NºPublicación: WO2019195804A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: WO2019195804A1

A method of fabricating solar cell, solar laminate and/or solar module string is provided. The method may include: locating a metal foil over a plurality of semiconductor substrates; exposing the metal foil to laser beam over selected portions of the plurality of semiconductor substrates, wherein exposing the metal foil to the laser beam forms a plurality conductive contact structures having of locally deposited metal portion electrically connecting the metal foil to the semiconductor substrates at the selected portions; and selectively removing portions of the metal foil, wherein remaining portions of the metal foil extend between at least two of the plurality of semiconductor substrates.

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LOCAL METALLIZATION FOR SEMICONDUCTOR SUBSTRATES USING A LASER BEAM

NºPublicación: WO2019195786A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: WO2019195786A1

Local metallization of semiconductor substrates using a laser beam, and the resulting structures, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, are described. For example, a solar cell includes a substrate and a plurality of semiconductor regions disposed in or above the substrate. A plurality of conductive contact structures is electrically connected to the plurality of semiconductor regions. Each conductive contact structure includes a locally deposited metal portion disposed in contact with a corresponding a semiconductor region.

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SYSTEMS FOR LASER ASSISTED METALLIZATION OF SUBSTRATES

NºPublicación: WO2019195805A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: WO2019195805A1

A system for fabricating solar cells. The system including one or more of: a laser assisted metallization patterning unit adapted to expose a metal foil located over a substrate to a laser beam to form a conductive contact structure comprising a locally deposited metal on the substrate; a debris removal unit adapted to remove debris from a top surface of a metal foil that is attached to a top surface of a substrate; a carrier attachment unit adapted to attach a carrier to one the top surface of the metal foil; and a metal removal unit adapted to remove the carrier and at least a portion of the metal foil.

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LASER ASSISTED METALLIZATION PROCESS FOR SOLAR CELL FABRICATION

NºPublicación: WO2019195803A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: WO2019195803A1

A method for fabricating a solar cell and the and the resulting structures, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, are described. The method can include: providing a solar cell having metal foil having first regions that are electrically connected to semiconductor regions on a substrate at a plurality of conductive contact structures, and second regions; locating a carrier sheet over the second regions; bonding the carrier sheet to the second regions; and removing the carrier sheet from the substrate to selectively remove the second regions of the metal foil.

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SOLAR DEVICE WITH INSULATED INTERCONNECTORS

NºPublicación: US2019312165A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: US2019312165A1

Aspects of the disclosure provide a solar device and a method for making the solar device. The solar device can include solar cells configured to form a solar cell string with at least a string terminal, and an insulated interconnector including two conductive ends configured to connect the string terminal to peripheral circuitry of the solar device. The method can include disposing the solar cells to form a solar cell string with at least a string terminal, and disposing an insulated interconnector with two conductive ends to connect the string terminal to peripheral circuitry of the solar device.

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Epitaxy-Free Nanowire Cell Process for the Manufacture of Photovoltaics

NºPublicación: US2019312168A1 10/10/2019

Solicitante:

CALIFORNIA INST OF TECHN [US]

Resumen de: US2019312168A1

Photovoltaics configured to be manufactured without epitaxial processes and methods for such manufacture are provided. Methods utilize bulk semiconducting crystal substrates, such as, for example, GaAs and InP such that epitaxy processes are not required. Nanowire etch and exfoliation processes are used allowing the manufacture of large numbers of photovoltaic cells per substrate wafer (e.g., greater than 100). Photovoltaic cells incorporate electron and hole selective contacts such that epitaxial heterojunctions are avoided during manufacture.

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PHOTOVOLTAIC MODULE

NºPublicación: US2019312437A1 10/10/2019

Solicitante:

LG ELECTRONICS INC [KR]

KR_20170107279_A

Resumen de: US2019312437A1

A photovoltaic module includes a solar cell module including multiple solar cells, and first and second conductive lines connected respectively to first and second solar cells among the solar cells, and a junction box attached to the solar cell module. The junction box includes a power conversion unit including a capacitor unit located between the first and second conductive lines, a converter unit to change the level of a DC voltage at opposite ends of the capacitor unit and to output the DC voltage, and a controller to control the converter unit. When shading occurs in some of the solar cells, the power conversion unit supplies a second current, the level of which is lower than the level of a first current supplied before shading occurs, whereby the possibility of generation of a hot spot may be reduced despite the absence of bypass diodes when shading occurs.

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RECONFIGURABLE PHOTOVOLTAIC LAMINATE(S) AND PHOTOVOLTAIC PANEL(S)

NºPublicación: US2019312159A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: US2019312159A1

Reconfigurable PV panels can have features that include cut lines for separating full panels into smaller subpanels, connector ribbons for assembling several reconfigurable PV panels into a one-dimensional or two-dimensional array and can be stacked upon each other and unstacked by rotating them about a shared connection.

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Photovoltaic Cells

NºPublicación: US2019312167A1 10/10/2019

Solicitante:

COLUMBUS PHOTOVOLTAICS LLC [US]

CN_109273549_A

Resumen de: US2019312167A1

A photovoltaic cell incorporating a semiconductor element (10) composed entirely of a single conductivity type. A biasing agent (26) having a work function different from that of the semiconductor element overlies a face of the element and produces a band bending and thus an electric field in a space charge region. Electrodes are in contact with the semiconductor element within the space charge region. Carriers generated by light absorbed in the semiconductor element are accelerated toward the electrodes by the field.

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MIXED CATION PEROVSKITE SOLID STATE SOLAR CELL AND FABRICATION THEREOF

NºPublicación: US2019312155A1 10/10/2019

Solicitante:

ECOLE POLYTECHNIQUE FED LAUSANNE EPFL [CH]
PANASONIC CORP [JP]

JP_2019527934_A

Resumen de: US2019312155A1

A perovskite material including an organic-inorganic perovskite structure of formula (I), AnMX3 (I), n being the number of cation A and an integer >4, A being a monovalent cation selected from inorganic cations Ai and/or from organic cations Ao, M being a divalent metal cation or a combination thereof, X being a halide and/or pseudohalide anion or a combination thereof, wherein at least one cation A is selected from organic cations Ao, the inorganic cations Ai are independently selected from Li+, Na+, K+, Rb30, Cs+, or Tl+ and the organic cations Ao are independently selected from ammonium (NH4+), methyl ammonium (MA) (CH3NH3+), ethyl ammonium (CH3CH2NH3)+, formamidinium (FA) (CH(NH2)2+), methylformamidinium (CH3C(NH2)2+), guanidium (C((NH)2)3+), tetramethylammonium ((CH3)4N+), dimethylammonium ((CH3)2NH230) or trimethylammonium ((CH3)3NH+).

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LASER ASSISTED METALLIZATION PROCESS FOR SOLAR CELL STRINGING

NºPublicación: US2019312163A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: US2019312163A1

Metallization of semiconductor substrates using a laser beam, and the resulting structures, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, solar cell circuit, solar cell strings, and solar cell arrays are described. A solar cell string can include a plurality of solar cells. The plurality of solar cells can include a substrate and a plurality of semiconductor regions disposed in or above the substrate. A plurality of conductive contact structures is electrically connected to the plurality semiconductor regions. Each conductive contact structure includes a locally deposited metal portion disposed in contact with a corresponding one of the semiconductor regions.

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FASTENING STAPLE FOR A PHOTOVOLTAIC FRAMEWORK WITH MOUNTING BY INSERTION AND THEN SLIDING INTO A SLOT OF A SUPPORT WALL

NºPublicación: US2019312546A1 10/10/2019

Solicitante:

A RAYMOND ET CIE [FR]

AU_2019100339_A4

Resumen de: US2019312546A1

A fastening staple adapted for fastening of a photovoltaic framework against a front face of a support wall comprises a bearing head and a counter-support foot constituting a jaw likely to transversely receive both a segment of the support wall and a segment of the photovoltaic framework. The counter-support foot comprises at least one bearing lateral flange positioned longitudinally so as to bear longitudinally against a rear face of the support wall when the photovoltaic framework and the support wall are transversely engaged in the jaw. The bearing head comprises at least one hooking element adapted to hook the photovoltaic framework in order to transversely immobilize the photovoltaic framework in the jaw. The bearing head and/or the counter-support foot comprises at least one mechanical tensioning flange where an elastic deformation and/or a displacement thereof, resulting from the action of transverse engagement of the photovoltaic framework segment and of the support wall segment in the determined interval between the bearing head and the counter-support foot, enables the bearing head and the counter-support foot to exert a longitudinal tightening of the photovoltaic framework and of the support wall in the jaw.

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LOCAL PATTERNING AND METALLIZATION OF SEMICONDUCTOR STRUCTURES USING A LASER BEAM

NºPublicación: US2019312173A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: US2019312173A1

Local patterning and metallization of semiconductor structures using a laser beam, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, are described. For example, a method of fabricating a solar cell includes providing a substrate having an intervening layer thereon. The method also includes locating a metal foil over the intervening layer. The method also includes exposing the metal foil to a laser beam, wherein exposing the metal foil to the laser beam forms openings in the intervening layer and forms a plurality of conductive contact structures electrically connected to portions of the substrate exposed by the openings.

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LASER ASSISTED METALLIZATION PROCESS FOR SOLAR CELL CIRCUIT FORMATION

NºPublicación: US2019312166A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: US2019312166A1

A method of fabricating solar cell, solar laminate and/or solar module string is provided. The method may include: locating a metal foil over a plurality of semiconductor substrates; exposing the metal foil to laser beam over selected portions of the plurality of semiconductor substrates, wherein exposing the metal foil to the laser beam forms a plurality conductive contact structures having of locally deposited metal portion electrically connecting the metal foil to the semiconductor substrates at the selected portions; and selectively removing portions of the metal foil, wherein remaining portions of the metal foil extend between at least two of the plurality of semiconductor substrates.

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LOCAL METALLIZATION FOR SEMICONDUCTOR SUBSTRATES USING A LASER BEAM

NºPublicación: US2019312156A1 10/10/2019

Solicitante:

SUNPOWER CORP [US]

Resumen de: US2019312156A1

Local metallization of semiconductor substrates using a laser beam, and the resulting structures, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, are described. For example, a solar cell includes a substrate and a plurality of semiconductor regions disposed in or above the substrate. A plurality of conductive contact structures is electrically connected to the plurality of semiconductor regions. Each conductive contact structure includes a locally deposited metal portion disposed in contact with a corresponding a semiconductor region.

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SOLAR CELLS FORMED VIA ALUMINUM ELECTROPLATING

Nº publicación: US2019312162A1 10/10/2019

Solicitante:

TAO MENG [US]
SUN WEN CHENG [US]
HAN XIAOFEI [US]

US_2016204289_A1

Resumen de: US2019312162A1

Electroplating of aluminum may be utilized to form electrodes for solar cells. In contrast to expensive silver electrodes, aluminum allows for reduced cell cost and addresses the problem of material scarcity. In contrast to copper electrodes which typically require barrier layers, aluminum allows for simplified cell structures and fabrication steps. In the solar cells, point contacts may be utilized in the backside electrodes for increased efficiency. Solar cells formed in accordance with the present disclosure enable large-scale and cost-effective deployment of solar photovoltaic systems.

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