Energía solar fotovoltaica

Unterkonstruktion für eine Solaranlage und Verfahren zur Montage einer Unterkonstruktion

Resumen de: DE102023112936A1

Eine Unterkonstruktion (1) für eine Solaranlage umfasst eine Vielzahl von im Erdboden montierbaren Tragelementen (2), die jeweils mindestens einen aus dem Erdboden nach oben ragenden Pfosten (3) aufweisen und die Pfosten (3) über Streben (8) miteinander verbunden sind, um ein Gestell zur Fixierung von Photovoltaikmodulen auszubilden, wobei die Pfosten (3) aus einem extrudierten Material aus einer Mischung aus Kunststoff und Naturfasern enthaltenden Füllstoff hergestellt sind. Ferner betrifft die Erfindung ein Verfahren zur Montage einer Unterkonstruktion.

System zum Erstellen einer Tragkonstruktion zur geneigten Halterung von plattenförmigen Elementen sowie Tragkonstruktion

Resumen de: DE102023113135A1

Die vorliegende Erfindung betrifft ein System (1) zum Erstellen einer Tragkonstruktion (2) zur geneigten Halterung von plattenförmige Elementen, aufweisend mindestens zwei stangenförmige Profilelemente (3) und mindestens drei Verbinder (4), wobei die Profilelemente (3) mit den Verbindern (4) zu einer im Wesentlichen dreieckigen Tragkonstruktion (2) zusammenfügbar sind,dadurch gekennzeichnet, dassdie Profilelemente (3) als Rohre mit mindestens zwei in ein Innenvolumen (6) des Rohres ragenden Verstärkungsrippen (7) ausgebildet sind.

ORGANIC LIGHT EMITTING DISPLAY DEVICE

Resumen de: EP4465797A2

An OLED display device including: a substrate including a display area and a non-display area; an organic light emitting element including a first electrode, an organic light emitting layer on the first electrode, and a second electrode on the organic light emitting layer; a first conductive line at the non-display area of the substrate; a first organic layer on the first conductive line; a second conductive line on the first organic layer and connected to the first conductive line; a second organic layer on the second conductive line; and a third conductive line on the second organic layer and connected to the second conductive line. The third conductive line is connected to the second electrode. The first electrode is at the display area of the substrate.

CLEANING BRUSH AND INTELLIGENT CLEANING APPARATUS

Resumen de: EP4464221A1

A cleaning brush and an intelligent cleaning apparatus. The cleaning brush comprises a shaft rod, a cylindrical member and at least one end member, the shaft rod being provided with two first end parts which are opposite in the axial direction. The cylindrical member coaxially sleeves the periphery of the shaft rod, and is provided with two second end parts which are opposite in the axial direction, and a brush part is arranged on the outer surface of the cylindrical member. The at least one end member is mounted on the at least one first end part, the end member is provided with a blocking structure used for preventing winding objects from excessively extending away from the cleaning brush. The end member and the first end part are each provided with a matched mounting structure. The second end parts, corresponding to the end member, of the cylindrical member cover at least part of the end member. The winding objects wound on the cylindrical member are prevented from being directly wound on the shaft rod, so that the winding objects are wound on the end member, and cleaning is convenient.

OPTOELECTRONIC DEVICE

Resumen de: EP4465802A1

The invention provides an optoelectronic device comprising a photoactive region, which photoactive region comprises: an n-type region comprising at least one n-type layer; a p-type region comprising at least one p-type layer; and, disposed between the n-type region and the p-type region: a layer of a perovskite semiconductor without open porosity. The perovskite semiconductor is generally light-absorbing. In some embodiments, disposed between the n-type region and the p-type region is: (i) a first layer which comprises a scaffold material, which is typically porous, and a perovskite semiconductor, which is typically disposed in pores of the scaffold material; and (ii) a capping layer disposed on said first layer, which capping layer is said layer of a perovskite semiconductor without open porosity, wherein the perovskite semiconductor in the capping layer is in contact with the perovskite semiconductor in the first layer. The layer of the perovskite semiconductor without open porosity (which may be said capping layer) typically forms a planar heterojunction with the n-type region or the p-type region. The invention also provides processes for producing such optoelectronic devices which typically involve solution deposition or vapour deposition of the perovskite. In one embodiment, the process is a low temperature process; for instance, the entire process may be performed at a temperature or temperatures not exceeding 150°C.

METHOD FOR DETERMINING A DEGRADATION RATE RELATIVE TO A PHOTOVOLTAIC INSTALLATION

Resumen de: EP4465532A1

The present invention relates to a method for determining at least a degradation rate relative to a photovoltaic installation comprising several photovoltaic elements, the method comprising the following steps:- collecting production data for a photovoltaic element of the photovoltaic installation, the production data comprising a plurality of production timeseries extending over different periods of time divided in days, the production timeseries being obtained through measurements,- filtering the production data according to filtering criteria so as to obtain filtered production data corresponding to clear sky days, clear sky days being days for which the power produced is considered not to be affected by environmental conditions masking the photovoltaic element or dysfunction of the photovoltaic element, and- determining a degradation rate for the photovoltaic element on the basis of the filtered production data.

MODULAR ROOF WITH WATER-BEARING IN-ROOF PHOTOVOLTAIC PANELS

Resumen de: EP4465526A1

Die Erfindung betrifft vorgefertigte Dachmodule mit integrierten Photovoltaikelementen sowie deren Anwendung zur Konstruktion eines Gebäudedachs, dessen wasserführende Schicht durch die Photovoltaikelemente gebildet wird. Die Dachmodule können in der energetischen Gebäudesanierung, bei Dachaufstockungen oder im Neubau eingesetzt werden.

METHOD FOR MANUFACTURING A PHOTOVOLTAIC MODULE AND CORRESPONDING MANUFACTURING FACILITY

Resumen de: WO2023135385A1

The manufacture of a photovoltaic module (10) involves supplying a first layer (12) having a bowed shape, the manufacture of a second layer (14) having a bowed shape, then the placing of a stack that also includes photovoltaic cells (16) and at least one encapsulation material (181, 182) into an assembly mould (20) able to transition between a closed configuration defining a predetermined gap (26) and an open configuration. In an assembly step in which the assembly mould (20) adopts the closed configuration, the temperature within the stack is kept at an operating temperature (Tfonc) of between 70°C and 180°C, and preferably between 80°C and 150°C, for a suitable assembly period dependent on the at least one encapsulation material (181, 182) so that the at least one encapsulation material (181, 182) is made to melt at least partially and create an encapsulating mass (18) able to adhere on the one hand to the plurality of photovoltaic cells (16) and on the other hand to the first layer (12) and/or to the second layer (14).

COMPACT CONCENTRATING PHOTOVOLTAIC PANEL

Resumen de: WO2023135473A1

The present invention relates to a compact photovoltaic device using the combination between spectrum converters, solar concentration and microstructuring of the semiconductor layer to convert solar energy into electric energy. More generally, the invention relates to a concentrating photovoltaic panel comprising inside thereof one or more active portions.

PHOTOVOLTAIC OPTIMIZER AND PHOTOVOLTAIC POWER GENERATION SYSTEM

Resumen de: EP4465531A1

Embodiments of this application provide a photovoltaic optimizer and a photovoltaic power generation system. The photovoltaic optimizer includes a metal housing, a printed circuit board module, an end cover, and a cable. An input end of the cable is connected to the printed circuit board through at least one through hole. The photovoltaic optimizer has a simple structure and is easy to assemble. In addition, heat generated by a device mounted on the printed circuit board in the photovoltaic optimizer is dissipated to the outside of the metal housing through the metal housing.

2,7-BIS(PHENYL)-BENZOLMN3,8PHENANTHROLINE-1,3,6,8(2H,7H)-TETRONE DERIVATIVES FOR USE AS MATERIALS IN PHOTOELECTRONIC DEVICES AND IMAGE SENSORS

Resumen de: EP4464706A2

A compound is represented by Chemical Formula 1, and at least one of X¹ and X² is a substituent having a volume ranging from about 900 bohr³ to about 3000 bohr³ (V/molecule), and a photoelectric device, an image sensor, and an electronic device includes the compound:In Chemical Formula 1, each substituent is the same as defined in the detailed description.

PHOTOVOLTAIC ASSEMBLY INTEGRATED STRUCTURE AND FORMING METHOD THEREFOR

Resumen de: EP4465366A1

The present application provides a photovoltaic module integral structure and a molding method. The photovoltaic module integral structure includes a photovoltaic module and a fixing assembly, the fixing assembly is connected to a bottom side of the photovoltaic module, the fixing assembly includes a waterproof roll sheet, a first photovoltaic backplate and a suturing member, the waterproof roll sheet and the first photovoltaic backplate are sutured and fixed by the suturing member, a side edge of the waterproof roll sheet protrudes out of a side edge of the first photovoltaic backplate, and the waterproof roll sheet is connected to the bottom side of the photovoltaic module; and the waterproof roll sheet is connected to the first photovoltaic backplate by setting the suturing member, the side edge of the waterproof roll sheet protrudes out of the side edge of the first photovoltaic backplate, and when the waterproof roll sheet is connected to the roofing roll sheet material, the side edge of the waterproof roll sheet is fixedly connected to the roofing roll sheet material in a hot-gas welding mode. Since the present application performs suturing and fixing on the waterproof roll sheet and the first photovoltaic backplate by the suturing member, suturing and fixing by the suturing member may improve stability of connection of the waterproof roll sheet and the first photovoltaic backplate, thus improving stability of connection of the photovoltaic module and the roofing roll s

SUBSTRUCTURE FOR A SOLAR ASSEMBLY AND METHOD FOR ASSEMBLING A SUBSTRUCTURE

Resumen de: EP4465525A1

Eine Unterkonstruktion (1) für eine Solaranlage umfasst eine Vielzahl von im Erdboden montierbaren Tragelementen (2), die jeweils mindestens einen aus dem Erdboden nach oben ragenden Pfosten (3) aufweisen und die Pfosten (3) über Streben (8) miteinander verbunden sind, um ein Gestell zur Fixierung von Photovoltaikmodulen auszubilden, wobei die Pfosten (3) aus einem extrudierten Material aus einer Mischung aus Kunststoff und Naturfasern enthaltenden Füllstoff hergestellt sind. Ferner betrifft die Erfindung ein Verfahren zur Montage einer Unterkonstruktion.

TOP-MOUNTED HEAT DISSIPATION PHOTOVOLTAIC INVERTER DEVICE

Resumen de: EP4465783A1

This application relates to the field of heat dissipation technologies, and discloses a top-mounted heat dissipation photovoltaic inverter device. The inverter device includes an inverter module and a top-mounted heat dissipation module. The inverter module includes an inverter circuit and a box (1), and the inverter circuit is installed in the box (1). The inverter circuit includes a power circuit board and a plurality of power transistors. The top-mounted heat dissipation module includes a top-installed heat dissipation assembly and a back-mounted heat dissipation assembly The top-installed heat dissipation assembly includes a condenser (21) and a fan assembly (22). The back-mounted heat dissipation assembly includes an evaporator (31) and an air-cooled heat sink (32). The condenser (21) and the box (1) are arranged in a laminated manner in a first direction (N). The condenser (21) and the fan assembly (22) are arranged adjacently in a second direction (P). The box (1), the evaporator (31), and the air-cooled heat sink (32) are arranged sequentially and adjacently in the second direction (P). A projection of the top-installed heat dissipation assembly does not overlap with a projection of the back-mounted heat dissipation assembly in a third direction (M). The first direction (N), the second direction (P), and the third direction (M) are perpendicular to each other. The top-mounted heat dissipation module can dissipate heat for the inverter module, thereby improving reliabi

PHOTOVOLTAIC MODULE AND PHOTOVOLTAIC FACILITY

Resumen de: EP4465529A2

Provided are a photovoltaic module and a photovoltaic facility. The photovoltaic module includes a laminate (21) and a frame (320). The frame includes a first portion (321), a second portion (322), and a third portion (323). The second portion and the third portion are respectively connected to two ends of the first portion. The second portion and the third portion extend along a first direction, and the second portion is fixedly connected to a back surface of the laminate, or the second portion and the third portion extend along a third direction, and the first portion is fixedly connected to the back surface of the laminate. The frame supports the laminate.

PHOTOVOLTAIC FACILITY

Resumen de: EP4465530A1

Provided are a photovoltaic facility and a method for assembling a frame of a photovoltaic module. The photovoltaic facility includes: a clamp (1), a color steel tile (2), a photovoltaic module (3), and a connecting member (4). The clamp is connected to the color steel tile and includes a clamping body (11). The photovoltaic module is located on one side of the clamping body and is connected to the clamping body through the connecting member. The photovoltaic module includes a laminate (31) and a frame (32). The frame is connected to a back side of the laminate and has an opening (321). The connecting member extends into the opening and abuts against a sidewall of the opening. The photovoltaic module is connected to the color steel tile through the clamp.

PHOTOVOLTAIC INVERTER AND CONTROL METHOD THEREOF, AND PHOTOVOLTAIC SYSTEM

Resumen de: EP4465472A1

This application provides a photovoltaic inverter and a control method thereof, and a photovoltaic system. The photovoltaic inverter system includes a voltage conversion circuit, an inverter circuit, and a controller. The controller is configured to increase, based on an output power of the inverter circuit in a current time period and an output power of the inverter circuit in a first time period, an output power of the inverter circuit when the voltage conversion circuit does not work in a maximum power state. An increase of the output power of the inverter circuit is an estimated power increment value of the inverter circuit. According to this application, the inverter can avoid a decrease of a bus voltage that is caused in a process of increasing the output power of the inverter circuit by the photovoltaic system based on an excessively large step, improve stability of the bus voltage, stably increase an output power of the inverter while ensuring stable operation of the inverter and safe use of a power component, and improve power supply efficiency of the photovoltaic system.

IV CURVE SCANNING METHOD AND DEVICE FOR MULTI-INPUT CONVERTER

Resumen de: EP4465468A1

An IV curve scanning method and an IV curve scanning device for a multi-input converter are provided. For each of input converters in the multi-input converter, a starting scanning voltage, a starting scanning moment, and scanning voltages at respective target scanning points are so determined based on a preset starting voltage, a minimum voltage and a preset number of the target scanning points that at each of the target scanning points there is at least one of the input converters whose scanning voltage is greater than a target voltage. The IV curve scanning for the input converter is performed based on the starting scanning voltage, the starting scanning moment, and the scanning voltages at respective target scanning points.

SUPPORT DEVICE

Resumen de: EP4465528A1

Provided is a support apparatus configured to support a photovoltaic assembly. A first plate body and a second plate body included in the photovoltaic assembly are sequentially connected in a preset direction. A first support assembly engages between the first side of the first plate body and the first side of the second plate body and is configured to support the first side of the first plate body and the first side of the second plate body above a baseplate. Two second support assemblies are inserted between the second side of the first plate body and the baseplate and between the second side of the second plate body and the baseplate respectively. The two second support assemblies are connected to the second side of the first plate body and the second side of the second plate body respectively so that an isosceles triangle can be formed between the first plate body, the second plate body and the baseplate.

INVERTER AND PHOTOVOLTAIC SYSTEM

Resumen de: EP4465452A1

This application provides an inverter and a photovoltaic system. The inverter includes a housing and a first connector, where a circuit board is disposed on an inner side of the housing, and an inverter circuit is disposed in the circuit board. The first connector includes a first housing and a first conductive core, where the first housing is fastened to the housing, the first conductive core is located in the first housing and extends into the inner side of the housing, the first conductive core includes a first connecting plate located on the inner side of the housing, the first connecting plate is of a flat structure, and the first connecting plate is fastened to the circuit board and is electrically connected to the inverter circuit. The first connecting plate is disposed as the flat structure, the first connecting plate can be connected to the circuit board without a cable, so that a connection between the first connector and the circuit board is more convenient, a contact resistance is smaller, and installation efficiency, space utilization, and safety of the inverter are improved.

CENTRALIZED SOLAR TABLE ASSEMBLY

Resumen de: CN118451285A

A solar table assembly unit is described that facilitates assembly of a plurality of solar tables at locations remote from a plurality of mounting points within a solar system. The assembly unit includes at least one vertical support structure coupled to the central support structure, the upper rail, and the lower rail. The central support structure supports a torque tube having a plurality of coupling points. The upper and lower rails allow a solar component, such as a solar panel, to move relative to the coupling point. The assembled solar table can be moved onto a movable transport device and then transported to a mounting point within the solar system.

SOLAR ROTATING APPARATUS HAVING ANTI-SHAKE STRUCTURE

Resumen de: EP4465527A1

Disclosed is a solar rotating device with anti-shaking structure, characterized in that the solar rotating device comprises a first planetary gear set and a second planetary gear set disposed at a next stage of the first planetary gear set, and inclined teeth are formed on at least a peripheral surface of a second PL gear and a second ring gear of the second planetary gear set to have tapered structures.

PEROVSKITE SOLAR CELL AND METHOD FOR PRODUCING SAME

Resumen de: EP4465790A1

The present invention relates to a perovskite solar cell and a method for producing same, the perovskite solar cell having a transparent conductive oxide layer containing semi-conductive metal oxide added between an electron transport layer and a source electrode.

PHOTOVOLTAIC MODULE

Resumen de: WO2023135590A1

A PV module configured for vertical mounting, in which at least one cover glass has an external textured surface. The pattern of such texture is a plurality of triangular prisms. The height of the prisms is directed either parallelly or perpendicularly, or obliquely relative to the PV module's long side. The apparatus utilizes the sunlight at around noontime, mostly reflected from the glass at the grazing angles by redirecting the sunlight towards the PV cells inside the PV module. The sunlight harvesting is significantly higher than for PV modules with a smooth external surface. A polymer coating on the glass may also provide the texture pattern.

METHOD FOR IMPROVING OHMIC CONTACT BEHAVIOR BETWEEN A CONTACT GRID AND AN EMITTER LAYER OF A SILICON SOLAR CELL

Nº publicación: EP4465367A2 20/11/2024

Solicitante:

CE CELL ENG GMBH [DE]
CE Cell Engineering GmbH