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Solarsystem sowie Verfahren zum Schützen einer Photovoltaikanlage

Resumen de: DE102024102293A1

Die Erfindung betrifft ein Solarsystem zum Bereitstellen einer Photovoltaikanlage auf einem Wasserkörper, aufweisend eine Haltestruktur, eine Auftriebseinrichtung und eine Photovoltaikeinrichtung, wobei die Auftriebseinrichtung und die Photovoltaikeinrichtung mittels der Haltestruktur miteinander verbunden sind, die Haltestruktur in einer Schwimmlage der Auftriebseinrichtung mit einem hydrostatischen Auftrieb der Auftriebseinrichtung auf einer Wasseroberfläche des Wasserkörpers gehalten ist und die Haltestruktur die Photovoltaikeinrichtung in der Schwimmlage der Auftriebseinrichtung oberhalb der Wasseroberfläche zum Erzeugen von elektrischer Energie aus Sonnenlicht für Sonnenlicht zugänglich aufgenommen ist, wobei die Auftriebseinrichtung eine Auftriebsanpassungseinrichtung zum Verändern des hydrostatischen Auftriebs aufweist, wobei bei einem mittels der Auftriebsanpassungseinrichtung reduzierten hydrostatischen Auftrieb ein Absenken des Solarsystems und insbesondere der Photovoltaikeinrichtung in eine Tauchposition unterhalb der Wasseroberfläche ermöglicht ist. Des Weiteren betrifft die Erfindung ein Verfahren zum reversiblen Schützen einer Photovoltaikanlage.

SUPPORT STRUCTURE FOR A HYBRID WIND AND SOLAR ELECTRIC GENERATOR

Resumen de: WO2025158470A1

The field of the technique of the following invention is that of wind and photovoltaic alternative energies. Normally these two solutions involve photovoltaic panels and turbines which are functionally distinct from each other and that also occupy different spaces. This invention proposes a unique support structure that allows the simultaneous use of a solar tracker and one or more turbines. The result is a hybrid device with all the equipment mounted on board that is simple to install.

MOUNTING DEVICE

Resumen de: EP4592469A1

A mounting device for an upstand on a roof surface (5), which roof surface (5) is supported by a beam construction (50), comprises a mounting base (10, 15) to be fastened to the roof surface. The mounting base (10, 15) provides fastening means (20) for mounting of the upstand. The mounting device comprises an adapter device (30) which is intended and configured for a durable and firm connection to a beam (50) of the beam construction. To the side of the beam (50) a force transmission is provided between the adapter device (30) and the fastening means (20).

METHOD, SYSTEM, AND IMAGE PROCESSING DEVICE FOR CAPTURING AND/OR PROCESSING ELECTROLUMINESCENCE IMAGES, AND AN AERIAL VEHICLE

Resumen de: EP4592640A2

A method of controlling movement of an aerial vehicle having a camera for capturing EL images of a PV array, the method comprising: controlling the aerial vehicle to fly along a flight path to capture EL images of corresponding PV array subsections of the PV array; deriving respective image quality parameters from at least some of the captured EL images, wherein the image quality parameters include a SNR scanning factor and a motion blur scanning factor; and dynamically adjusting a flight speed of the aerial vehicle along the flight path, based on the respective image quality parameters for capturing the EL images of the PV array subsections by: deriving a target flight speed based on a minimum of the SNR scanning factor and the motion blur scanning factor; and dynamically adjusting the current flight speed of the aerial vehicle to match the target flight speed.

ELECTRIC GENERATOR, CONVERSION METHOD AND METHOD FOR USING SUCH A GENERATOR

Resumen de: EP4593285A1

Un générateur électrique comporte des modules photovoltaïques (1), une station (6) et une station additionnelle (10) reliées par un câble porteur (4a) supportant les modules photovoltaïques (1) et un câble tracteur (4b) déplaçant les modules photovoltaïques (1). Chaque module photovoltaïque (1) est fixé au câble tracteur (4b) par un connecteur (5) débrayable. Une station (6) est munie de moyens de déplacement du câble tracteur (4b) pour déplacer les modules photovoltaïques (1) le long de la boucle par rapport à la station (6). Un circuit de commande (9) est configuré pour déplacer les modules photovoltaïques (1) d'une position de production à une position de repos en déplaçant le câble tracteur (4b).

PHOTOVOLTAIC CELL STRUCTURE, MANUFACTURING METHOD THEREFOR AND PHOTOVOLTAIC MODULE

Resumen de: EP4593089A1

This application discloses a photovoltaic solar cell, a manufacturing method thereof, and a photovoltaic module, . The photovoltaic solar cell structure includes: a back contact solar cell, a soldering portion, an insulating material, and a conductive material. Each of the soldering portion is at least located on a corresponding busbar included in the back contact solar cell. The insulating material covers at least a target part of each finger included in the back contact solar cell. The target part is a part in which a distance between each of the finger and a busbar having a polarity opposite to that of the finger is less than a preset distance. The conductive material is formed on each of the soldering portion, and a height of a top of the conductive material is greater than or equal to a height of a top of the insulating material.

BUILDING INTEGRATED PHOTOVOLTAIC SYSTEMS

Resumen de: US2025150021A1

A system includes first, second and third photovoltaic modules on a rood. Each module includes an upper edge, a lower edge and at least one solar cell. Lower edges of the cells of the first and second modules are offset from lower edges of the first and second modules. Upper edge of the cell of the second module is offset from the upper edge of the second module. The upper edge of the cell of the third module is offset from the upper edge of the third module. The first module overlays the second module. The lower edge of the cell of the first module is substantially aligned with the upper edge of the cell of the second module. The second module overlays the third module. The lower edge of the cell of the second module is substantially aligned with the upper edge of the cell of the third module.

CASING GROUNDING DETECTION METHOD AND INVERTER

Resumen de: EP4592699A1

The present invention discloses a housing grounding detection method and an inverter. The inverter includes a bus positive electrode, a bus negative electrode, a ground wire end, a PID-repaired circuit, a first detection resistor, a second detection resistor, and a housing. The first detection resistor is connected to the bus positive electrode and the housing. The second detection resistor is connected to the bus negative electrode and the housing. The repaired circuit is connected to the bus negative electrode and the housing. The inverter is connected to a power generation module. The method includes: collecting a first voltage, that is, a voltage between the housing and the ground wire end; when an absolute value of the first voltage is not greater than a voltage threshold, adjusting a second voltage through the repaired circuit, where the second voltage is a voltage between the bus negative electrode and the ground wire end; and collecting a third voltage, that is, a voltage between the housing and the ground wire end after the second voltage is adjusted, where an absolute value of a difference between the third voltage and the first voltage is not greater than a voltage difference threshold, to detect whether the housing is grounded. According to the present invention, whether the housing is grounded is determined based on a change of a voltage of the housing to the ground, and no additional detection component is added. This improves system safety.

WIRE CLAMP

Resumen de: US2024305078A1

A wire clamp may include a bottom piece having: a first base portion defining a first aperture, an at least partially elliptical barrier extending from the first base portion about the first aperture, and a plurality of legs extending from sides of the first base portion; a top piece having: a second base portion, a protrusion extending from the second base portion, the protrusion defining a second aperture, and a plurality of legs extending from sides of the second base portion; and a fastener. The first aperture and the second aperture may be configured to align and receive the fastener therethrough. A first side of the partially elliptical barrier and a first portion of the plurality of legs may define a first wire channel, and a second side of the partially elliptical barrier and a second portion of the plurality of legs may define a second wire channel.

ELECTRON CARRIER FOR ELECTRON TRANSPORT LAYER OF PEROVSKITE SOLAR CELL, ELECTRON TRANSPORT LAYER COATING AGENT COMPRISING SAME, ELECTRON TRANSPORT LAYER, AND PEROVSKITE SOLAR CELL

Resumen de: EP4593564A1

The present invention relates to a coating agent for forming an electron transport layer (or electron transfer layer), wherein surface-modified metal oxide nanoparticles prepared in the form of a dispersion solution are provided as the coating agent, and relates to an inverted perovskite in which an electron transport layer is formed using the same.

POWER GENERATION SYSTEM

Resumen de: EP4593231A1

A power generating system (1) includes: power generating devices (2₁ to 2_n); a junction box (5) including a plurality of diodes (D₁ to D_n) each configured to prevent backflow to a corresponding one of the power generating devices (2₁ to 2_n); a converter (32) configured to convert power generated by the power generating devices (2₁ to 2_n) into power suitable for a load; and a capacitor (31) connected to a common wiring line connecting the junction box (5) and the converter (32). The converter (32) is configured to perform constant voltage control so that a capacitor voltage (Vc) of the capacitor (31) becomes a voltage command value (VA) that is preset.

A SOLAR PANEL SYSTEM AND A MOUNTING ARRANGEMENT IN A SOLAR PANEL SYSTEM

Resumen de: WO2024062158A1

A solar panel system (1) comprising solar panels (2a, 2b, 2c) arranged in the ground (5) on the ground surface, and thermal insulation materials (4a, 4b, 4c) arranged to at least some of the interspaces between the solar panels (2a, 2b, 2c) in the ground (5) on the ground surface, so that solar panels and thermal insulation materials alternate in the solar panels system. Furthermore, the solar panel system comprises a cooling pipework arranged so that the cooling pipework comprises pipes (3a) arranged close to the ground surface at the point of location of the solar panels or mounted to the surface of the solar panel facing the ground surface, and at the point of location of the thermal insulation material the pipes (3a) are arranged substantially deeper in the ground.

ORGANIC TRANSPARENT CONDUCTIVE ELECTRODE FOR REPLACEMENT OF THE ITO ELECTRODE IN INDOOR-COMPATIBLE ORGANIC PHOTOVOLTAIC MODULES

Resumen de: WO2024062187A1

The present invention relates to a photovoltaic module comprising, inter alia, a lower electrode consisting of two layers: a first layer (210A) comprising a polymer blend of poly(3,4-ethylenedioxythiophene) and sodium poly(styrene sulfonate) covering the support and having an average thickness of between 50 nm and 150 nm and an organic fibrous structure, and a second layer (210B) based on an organic polymer or molecule covering said first layer, the lower electrode having a lower surface in contact with the support and an upper surface, and an upper electrode (212) comprising a polymer blend of poly(3,4-ethylenedioxythiophene) and sodium poly(styrene sulfonate) covering said photovoltaic active layer (211), said electrode being continuous and having an average thickness of between 100 nm and 400 nm and an organic fibrous structure.

HYBRID SOLAR POWER GENERATION SYSTEM AND CIVIL ENGINEERING WORK WITH SUCH SYSTEM

Resumen de: WO2024062451A1

The invention concerns a hybrid solar power generation system (100) comprising: - a set of photovoltaic panels (12), - a first loop circuit (20) containing a heat-carrying fluid (20a) able to circulate along the first loop circuit (20), said first loop circuit (20) defining a first portion (201) for circulation of the fluid in a first temperature range, a second portion (202) adjacent to said photovoltaic panels (12) for thermal exchange between the fluid (20a) and said photovoltaic panels (12) and a third portion (203) for circulation of the fluid in a second temperature range, wherein the temperatures of the second temperature range are greater than the temperatures of the first temperature range, - a heat pump (13) with a second loop circuit (30) containing a heat¬ carrying fluid (30a), said second loop circuit (30) passing successively through an evaporator (13a), a compressor (13b), a condenser (13c) and a metering device (13d), where the heat source of said evaporator (13a) is the heat-carrying fluid (20a) present in said third portion (203) of the first loop circuit (20), and - a Stirling engine (15), where the Stirling engine's heat source derives from heated fluid refrigerant (30a) present in a portion of the second loop circuit (30) placed between the compressor (13b), and the metering device (13d).

NITROGEN-CONTAINING HETEROCYCLES FOR ORGANIC ELECTROLUMINESCENT DEVICES

Resumen de: CN119866325A

The present invention relates to nitrogen-containing heterocyclic compounds suitable for use in electronic devices and to electronic devices, in particular organic electroluminescent devices, containing these heterocyclic compounds.

NITROGEN-CONTAINING COMPOUNDS FOR ORGANIC ELECTROLUMINESCENT DEVICES

Resumen de: CN119894856A

The present invention relates to nitrogen-containing compounds suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing these compounds.

PHOTOVOLTAIC MODULE

Resumen de: WO2024062186A1

The invention relates to photovoltaic modules, and in particular to photovoltaic modules comprising a plurality of organic photovoltaic cells (21, 22) (usually referred to as OPC or Organic Photovoltaic Cells).

SOLAR MODULE WITH THREE-TERMINAL TANDEM SOLAR CELLS

Resumen de: WO2024061746A1

The invention relates to a solar module (19) and a solar installation (37) made of multiple solar modules. The solar module has multiple 3TT solar cells (11), which are wired together in order to form at least one string (21), and at least two current input connections (27) at a current input of the solar module and/or at least two current output connections (29) at a current output of the solar module. Each 3TT solar cell has a stack comprising a top cell (3) and a bottom cell (5) arranged under the top cell, and each 3TT solar cell has a top contact (13), a bottom contact (15), and a central tap contact (17) as terminal contacts. A first current input connection (27') of the current input connections (27) is at least connected to one of the terminal contacts of a first 3TT solar cell (11') lying closest to the current input, and a second current input connection (27") of the current input connections (27) is at least connected to one of the terminal contacts of a second 3TT solar cell adjoining the first 3TT solar cell, and/or a first current output connection (29') of the current output connections is at least connected to one of the terminal contacts of a final 3TT solar cell (11") lying closest to the current output, and a second current output connection (29") of the current output connections is at least connected to one of the terminal contacts of a penultimate 3TT solar cell adjoining the final 3TT solar cell. The aforementioned wiring allows, among others, a substan

METHOD FOR TESTING AT LEAST ONE BYPASS DIODE IN AN APPARATUS COMPRISING AT LEAST ONE PHOTOVOLTAIC MODULE IN OPERATION

Resumen de: WO2024061714A1

The invention relates to a method for testing at least one bypass diode (4) in a photovoltaic apparatus (100) comprising at least one photovoltaic module (1) in operation, the photovoltaic module (1) comprising at least one string (2) of photovoltaic cells (3) that are connected to a bypass diode (4) dedicated to this string (2), the method comprising: a. shading some of the cells (3) of the string (2) so as to bring about a bypass through the diode (4), the bypass bringing about an increase in the temperature of the diode (4) if the diode (4) is in an operational state; b. measuring at least one temperature of the diode (4); and c. comparing the measured temperature with a threshold in order to infer a state of the diode (4).

PHOTOVOLTAIC-THERMAL MODULE

Resumen de: CN120051931A

The invention relates to a photovoltaic thermal module (100) comprising a plurality of solar cells (2) and a planar heat sink (10), the planar heat sink (10) being based on at least one inorganic material and comprising a plurality of cooling channels (10c); wherein the planar heat sink comprises two plates (10a, 10b), between which a cooling channel (10c) is formed; wherein a first panel (10a) of the panels facing the solar cells (2) is flat; wherein the cooling channel (10c) is defined by a second plate (10b) of the plates facing away from the solar cells (2); and wherein the second plate (10b) is arranged on the main surface (11) of the first plate (10a) such that the first region (12) of the first plate (10a) is covered by the second plate (10b) and the second region (13) of the first plate (10a) is free of the second plate (10b).

SOLAR CELL MODULE AND METHOD FOR PRODUCING A SOLAR CELL MODULE

Resumen de: WO2024061552A1

The invention relates to a solar cell module, having a plurality of photovoltaic solar cells having electrically contactable rear surfaces, wherein the solar cells are arranged in a matrix shingle arrangement, which has a plurality of solar cell rows arranged spatially in parallel, each having a plurality of solar cells, wherein the solar cell rows are arranged to overlap in overlapping regions so that the rear sides of the solar cells of one solar cell row partially overlap the front sides of the solar cells of an adjacent solar cell row, and the solar cells are arranged in such a way that at least one rear side of a solar cell of a solar cell row partially overlaps the front sides of at least two solar cells of an adjacent solar cell row. The invention is characterised in that at least one solar cell row has an electrically conductive cross-connector covering at least 50% of the rear sides of at least the non-edge solar cells of the solar cell row and makes electrical contact therewith.

COMBINED SPLIT PHOTOVOLTAIC ARCHITECTURE

Resumen de: CN119948718A

The present invention relates to a power supply system and a power generation system based on photovoltaic (PV). The present invention proposes a power supply system having two PV-based power generation systems combined together. A first power generation system of the power supply system includes one or more first PV strings and includes a first power conversion system connected to the one or more first PV strings. A second power generation system of the power supply system comprises one or more second PV strings and comprises a second power conversion system, and the second power conversion system is connected to the one or more second PV strings; the power supply system further includes one or more switches for selectively connecting and disconnecting the first power conversion system to and from the second power conversion system, and selectively connecting and disconnecting the first power conversion system and the second power conversion system to and from ground.

CLIP FOR SECURING A PHOTOVOLTAIC PANEL TO A FIXTURE, AND AN ASSEMBLY INCLUDING THE CLIP

Resumen de: CN119948300A

A clamp for securing a photovoltaic panel to a securing device is provided. The clamp (10) includes a central portion (12) having a pair of opposing transverse ends (14, 15) and opposing front and rear longitudinal ends (16, 17). A pair of side walls (18) extend from the lateral ends (14, 15) of the central portion (12). A longitudinally extending jaw (26) is formed in each of the side walls (18). Each jaw (26) defines a C-shaped groove (28). An end portion (34) extends outwardly from each of the sidewalls (18). At least one engagement member (38) extends from each of the end portions (34). The central portion (12) and the side walls (18) together have an open cross-section, and the clamp (10) is compressible and expandable in a transverse direction.

POWER CONVERTER AND POWER CONVERTER CONTROL METHOD

Nº publicación: EP4593273A1 30/07/2025

Solicitante:

HUAWEI DIGITAL POWER TECH CO LTD [CN]
Huawei Digital Power Technologies Co., Ltd

Resumen de: EP4593273A1

This application provides a power converter and a power converter control method. The power converter includes a three-phase inverter circuit and a controller. The controller is configured to: when a value of a maximum phase voltage in three-phase voltages output by the three-phase inverter circuit is greater than a first voltage value, a value of a minimum phase voltage in the three-phase voltages output by the three-phase inverter circuit is less than a second voltage value, and a positive-sequence component of the three-phase voltages is greater than a third voltage value, or when an absolute value of a difference between any phase voltage and another phase voltage in three-phase voltages is greater than a first preset threshold, and a positive-sequence component of the three-phase voltages is greater than a third voltage value, control an active current and a reactive current that are output by the three-phase inverter circuit to be a first current value and a second current value respectively, where the first current value and the second current value are fixed values. According to this application, the power converter can support switching of a power supply system from phase-loss on-grid to normal on-grid without disconnecting from a grid.