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173
results.
Updated on
14/10/2025 [06:55:00]
Results 150 to 173 of 173
Absstract of: EP4625500A1
A method of forming a photovoltaic device (6) comprising a plurality of electrically interconnected back-contact photovoltaic cell pieces (13) comprises:i) obtaining a back-contact photovoltaic cell (1) comprising an array of sections (10) logically organised in rows and columns, each section (10) comprising, at a backside (11) of the cell (1), at least one first contact (21) of a first polarity and at least one second contact (22) of a second polarity, opposite to the first polarity,ii) attaching, to said backside (11), a cell-level interconnection sheet (3) comprising:an insulating carrier sheet (30), anda plurality of conductive wires (31, 32), comprising parallel interconnects (31), andserial interconnects (32), andiii) partitioning the photovoltaic cell (1) into a plurality of physically separated cell pieces (13),wherein said attaching and said partitioning are performed so that the cell pieces (13) in each row are connected in parallel by the parallel interconnects (31), and the cell pieces (13) in each column are interconnected in series by the serial interconnects (32).
Absstract of: EP4625812A1
A photovoltaic module including a laminated assembly (1) and a frame (2) is provided. The frame includes a clamping frame (21) sleeved on an edge of the laminated assembly (1). The clamping frame (21) includes a first clamping portion (211) disposed on a side of the laminated assembly (1) away from sunlight. The first clamping portion (211) includes a first surface (211A) and a second surface (211B). Along a thickness direction of the laminated assembly (1), the first surface (21A) and the second surface (211B) are both disposed on a side of the first clamping portion (211) towards the laminated assembly (1). An inclined angle α1 of the first surface (211A) is less than an inclined angle α2 of the second surface (211B).
Absstract of: EP4626203A1
The present application provides a solar cell, a solar cell module and an electrical device. The solar cell includes a light absorption layer containing a plurality of perovskite compound grains. In at least one cross section of the light absorption layer perpendicular to a layer thickness direction, a number-based cumulative distribution rate of perovskite compound grains with a long diameter D of 1 µm to 6 µm is ≥ 90%. The light absorption layer of the present application contains perovskite compound grains with a long grain diameter of 1 µm to 6 µm in at least one cross section perpendicular to the layer thickness direction, with the number-based cumulative distribution rate of the perovskite compound grains being ≥ 90%.
Absstract of: EP4624481A1
The present application relates to a functional material, a passivation film, a solar cell (10), a photovoltaic module, and a photovoltaic system. The functional compound is represented by formula (1): where formula (2) represents a nitrogen-containing heteroaromatic group having 5 to 60 ring atoms or an aromatic amine group having 6 to 60 ring atoms, substituted by n2 R2 groups, and at least one nitrogen atom in formula (2) is bonded to n1 -LR1 groups; in each occurrence, L is independently selected from linear alkylene group having 1 to 10 carbon atoms; at least one of R1 and R2 is selected from - CHO, -C(O)R4, -C(O)NH2, -C(O)SH, -C(S)SH, -OH, or -SH; R4 is selected from any one of substituted or unsubstituted alkyl group having 1 to 10 carbon atoms; and n1 is an integer ≥ 1, and n2 is an integer ≥ 1.
Absstract of: EP4626192A1
The present application relates to a photovoltaic module and an encapsulation method thereof. The photovoltaic module includes a photovoltaic main body (120) and an encapsulation assembly (110). The photovoltaic main body (120) includes a perovskite solar cell layer (121). The encapsulation assembly (110) includes a first substrate (111), a second substrate (112), a first encapsulation portion (113), and a second encapsulation portion (114). The first substrate (111) is located on a side of the photovoltaic main body (120) along a first direction (X). The second substrate (112) is located on another side of the photovoltaic main body (120) along the first direction (X). The first encapsulation portion (113) is disposed around the photovoltaic main body (120). The first encapsulation portion (113) is connected to and located between the first substrate (111) and the second substrate (112). The second encapsulation portion (114) is located on a side of the first encapsulation portion (113) away from the photovoltaic main body (120). The second encapsulation portion (114) is configured to seal end surfaces of the first substrate (111), the second substrate (112), and the first encapsulation portion (113) along a second direction (Y).
Absstract of: EP4626184A1
The present disclosure relates to a bending device and a tabbing apparatus including the same, and the bending device includes a stage on which a solar cell having a first surface and a second surface spaced apart from each other in a first direction is seated, and a bending unit spaced apart from the stage and configured to press a wire disposed on the first surface in the first direction.
Absstract of: EP4626193A1
The present application discloses a perovskite battery and an electric device. The perovskite battery includes a substrate; a perovskite layer, where the perovskite layer is disposed on one side of the substrate; a passivation layer, where the passivation layer is disposed on at least one side of the perovskite layer, the passivation layer includes a passivation material, the passivation material includes anions and cations, a volume of the anions is V<sub>1</sub>, a volume of the cations is V<sub>2</sub>, and V<sub>1</sub> > V<sub>3</sub> > V<sub>2</sub>, where V<sub>3</sub> is a volume of a largest defect in the perovskite layer; and an electrode layer, where the electrode layer is disposed on a side of the passivation layer facing away from the perovskite layer.
Absstract of: EP4625813A1
Disclosed is a photovoltaic module including a laminate and a frame. The frame includes a clamping part, a first support part, and a second support part, and a first edge of the laminate is located in a space defined by the clamping part. The first and second support parts are arranged on a first side of the laminate opposite to a second side of the laminate configured to face sunlight during operation of the photovoltaic module, and are spaced apart in a first direction, and the first support part is located on a side of the second support part close to the first edge. The clamping part includes a first part, located on the second side of the laminate, and having a first end, located on a side of the first part away from the first edge in the first direction, and the first end is aligned with the first support part in the thickness direction.
Absstract of: EP4624413A1
This application relates to an organic compound, a perovskite precursor solution, a perovskite film, a perovskite cell, and an electric apparatus. The organic compound includes: a cation M; and an anion Q bonded to the cation M; where M includes one or more of CH<sub>3</sub>NH<sub>3</sub><sup>+</sup>, CH<sub>3</sub>N<sub>2</sub><sup>+</sup>, Cs<sup>+</sup>, and C<sub>2</sub>H<sub>5</sub>NH<sub>3</sub><sup>+</sup>; and Q includes one or more of H<sub>2</sub>PO<sub>x</sub><sup>-</sup> and H<sub>2</sub>NO<sub>y</sub><sup>-</sup>, where x and y are each independently an integer from 2 to 4.
Absstract of: EP4624477A1
The present invention relates to a boron-containing resonance organic compound and an organic electroluminescent device including same, and belongs to the field of semiconductor technologies. A structure of the compound provided in the present invention is shown in general formula (1). When being used as a doping material in a light-emitting layer material of the organic electroluminescent device, the compound in the present invention can be used as a green light doping material of a light-emitting layer for the organic electroluminescent device, thereby improving a lifetime of the device.
Absstract of: EP4624476A1
The present invention discloses a boron-containing organic compound and an organic electroluminescent device prepared from same, and belongs to the field of semiconductor technologies. A structure of the organic compound in the present invention is shown in general formula (A-1). The compound in the present invention is used as a green light doping material of a light-emitting layer for the organic electroluminescent device, so that a lifetime of the device can be improved.
Absstract of: EP4626191A1
Provided is an organic electronic element that has an improved hole transport ability and a compound that is used in the organic electronic element and that can improve the hole transport ability thereof. The organic electronic element comprises a first electrode, a second electrode and an organic layer disposed between the first electrode and the second electrode. The organic layer includes a hole transport layer and a hole transport promoting layer containing a compound having a partial structure represented by the following formula (1), or includes a layer comprising a mixture of a hole transport material and the compound having the partial structure represented by formula (1), and the organic electronic element includes a light-receiving layer:(wherein * represents a bond, and formula (1) forms a cyclic imide structure; Ar<sup>1</sup> represents a monocyclic or fused-ring aromatic hydrocarbon group optionally substituted with a substituent or a monocyclic or fused-ring heteroaromatic group optionally substituted with a substituent, the aromatic hydrocarbon group may be a group in which a plurality of aromatic hydrocarbon groups are linked together directly or with a linking group therebetween, the heteroaromatic group may be a group in which a plurality of heteroaromatic groups are linked together directly or with a linking group therebetween, and Ar<sup>1</sup> may be a group in which the aromatic hydrocarbon group and the heteroaromatic group are
Absstract of: EP4625815A2
A method for a solar cell array and a solar cell array circuit for performing the method, the method including emitting a communication message from the solar cell array by reverse biasing the solar cell array so as to cause at least a portion of the solar array to emit a detectable amount of radiation corresponding to the communication message, wherein emitting the communication message comprises displaying a visual display message on the solar cell array, which solar cell array is a wearable solar cell array.
Absstract of: EP4625811A1
Die Erfindung betrifft eine Transport- und Montagevorrichtung für Fotovoltaiksegmente, wobei die Transport-.und Montagevorrichtung Räder oder Raupen für die Fortbewegung im freien Feld aufweist, wobei die Transport- und Montagevorrichtung mindestens ein Fotovoltaiksegment mit mehreren an einem Seil oder Träger befestigten Fotovoltaikmodulen lagern und/oder transportieren kann. Im Rahmen der Erfindung wird vorgeschlagen, dass die Transport- und Montagevorrichtung einen Kran zum Anheben der Fotovoltaiksegmente aufweist, wobei die Transport- und Montagevorrichtung mindestens ein Montagepodest aufweist, wobei das Montagepodest Mittel zum Aufstieg und Sicherungsmittel aufweist. Die Transport- und Montagevorrichtung erlaubt eine schnelle und einfachere Montage von Fotovoltaikanlagen. Die Erfindung betrifft auch ein Verfahren zur Montage von Fotovoltaiksegmenten.
Absstract of: EP4625814A1
The present invention discloses an irregular-shaped frame for fixing a photovoltaic module, the photovoltaic module, and a photovoltaic system. The irregular-shaped frame for fixing a photovoltaic module includes an upper frame and a lower frame; an accommodating space being formed between the upper frame and the lower frame; a first engaging structure being arranged on the upper frame, a first reinforcing member being arranged on the first engaging structure, a second engaging structure being arranged on the lower frame, and a second reinforcing member being arranged on the second engaging structure; a first flexible pad being arranged between the first reinforcing member and the photovoltaic module, a second flexible pad being arranged between the second reinforcing member and the photovoltaic module, and the photovoltaic module being fixed among the first flexible pad, a side wall of part of the lower frame, and the second flexible pad.
Absstract of: EP4626185A1
A tabbing apparatus includes a first transfer unit configured to transfer a solar cell string in a first direction, a first heating unit configured to heat the solar cell string transferred by the first transfer unit, a second transfer unit spaced apart from the first transfer unit in the first direction and configured to receive the solar cell string from the first transfer unit, and a second heating unit configured to heat the solar cell string transferred by the second transfer unit.
Absstract of: EP4625803A1
Disclosed in the present application are a microinverter, a photovoltaic system, and a control method. The microinverter comprises a controller, a primary-side H bridge, a transformer, a bidirectional switch bridge arm, and a capacitor bridge arm, wherein an input end of the primary-side H bridge is connected to a direct-current power supply; two output ends of the primary-side H bridge are respectively connected to two ends of a primary side of the transformer, and two ends of a secondary side of the transformer are respectively connected to a midpoint of the bidirectional switch bridge arm and a midpoint of the capacitor bridge arm; the bidirectional switch bridge arm and the capacitor bridge arm are connected in parallel; and the controller is used for switching control modes for the primary-side H bridge and the bidirectional switch bridge arm when the phase of each cycle of a power grid voltage is an odd multiple of 0.25π. By means of the present application, the number of instances of switching of the control modes can be reduced, and electric-energy conversion efficiency is improved.
Absstract of: EP4624155A1
A membraneless laminator group (1) for making irregular multilayer photovoltaic panels (P) of the type having at least one flat portion (P1) and at least one protruding portion (P2) developing transversally with respect to the flat portion (P1), such as a protruding frame or one or more protruding edges, comprises at least one lamination chamber (2) configured to operate in vacuum which includes: an abutment base (3) provided with a supporting plane (3a) for supporting at least one panel (P); a movable cover element (4) movable with respect to the base (3) between an open position, wherein at least one panel (P) can be inserted into the chamber (2) or removed from the latter, and a closed position, wherein the movable cover element (4) engages the base (3) by defining a sealable space (5), closed and isolated from the outside; a movable rigid plane (6) located inside the chamber (2) and movable between a raised position, wherein the movable rigid plane (6) is spaced from the supporting plane (3a) of the base (3) and a lowered position, wherein the movable rigid plane (6) is close to the supporting plane (3a) of the abutment base (3); in an operating condition with an irregular multilayer photovoltaic panel (P) resting on the supporting plane (3a) of the base (3) and the movable rigid plane (6) positioned in the lowered position, the panel (P) is interposed between the movable rigid plane (6) and the supporting plane (3a) of the abutment base (3) and pressed between the movabl
Absstract of: EP4626182A1
The present application provides a solar cell and a manufacturing method therefor, and pertains to the field of semiconductor device technologies. The solar cell includes a silicon substrate and a semiconductor layer. The silicon substrate includes a first surface and a second surface that are opposite to each other. The semiconductor layer is located on the first surface. The first semiconductor layer includes a second structural region and a first structural region. A crystallization degree of the first structural region is higher than a crystallization degree of the second structural region. The second structural region is closer to the first surface than the first structural region. The first semiconductor layer includes at least one of amorphous silicon, nanocrystalline silicon, or microcrystalline silicon. The semiconductor layer in the present application has a crystalline structure. This can reduce a contact resistance between the semiconductor layer and a conductive material layer, so that a current transmission characteristic is improved, energy consumption in a current collection process is reduced, and efficiency of the solar cell is improved.
Absstract of: MA65135A1
The invention relates to the development of an autonomous, ecological and intelligent photovoltaic panel cleaning system based on robotic technology. The aim is to reduce water consumption, an increasingly scarce resource, while simplifying the cleaning process.<br />The system comprises a moving part and a cleaning part. The S1 moving part is used to drive the photovoltaic panel cleaning equipment. The S2 cleaning part ensures optimum efficiency in cleaning the photovoltaic panels, helping to improve their overall performance.
Absstract of: MA64639A1
The aim of the invention is to propose a lunch box as a temperature-maintaining device that offers an indispensable main feature: the ability to control and maintain a specific thermal environment. Its central objective is to guarantee constant and adjustable temperature conditions within its dedicated space. This functionality is essential for preserving the quality and freshness of food or heat-sensitive products, keeping them in optimal conditions. By actively adjusting heat or cold, regulating the internal temperature according to specific needs, this device ensures efficient preservation of stored products. Its thermal control system is designed to respond to temperature variations and maintain a constant balance, preserving the quality of the items contained inside. This key feature enables the device to extend the shelf life of perishable foodstuffs or preserve the integrity of products requiring special thermal conditions, offering a reliable solution for the preservation of temperature-sensitive goods.
Nº publicación: CO2025003720A1 29/09/2025
Applicant:
FORTLEV ENERGIA SOLAR LTDA [BR]
FORTLEV ENERGIA SOLAR LTDA
Absstract of: CO2025003720A1
Se refiere a un conjunto (1) que está compuesto por una caja (2) formada por la base (4), que alberga un par de soportes (3) diseñados para sostener la estructura (ES) de un panel fotovoltaico (PV). La caja (2) tiene ranuras verticales (5) en la cara externa, que se convierten en nervaduras verticales de refuerzo (6) en la parte interna. La base (4) tiene un seccionamiento central (7) que crea dos compartimientos (8A) y (8B) para el llenado de lastre (L); el perímetro superior (S) de la base (4) está conformado por un borde (9) que, en la cara posterior (P), está elevado (10) y presenta un borde horizontal (9A) y un borde curvado (9B) con tres orificios (F1). El borde (9) se convierte en un borde inclinado (9C) en la cara frontal (F); el par de soportes (3) tiene un borde (11) en la parte inferior (IN) con una curva (11A) alineada con el borde curvado (9B) de la base. Este borde curvado tiene pliegues de 90° en los extremos, formando dos solapas (12) y contiene orificios (F2) equidistantes, además de alojamientos extremos (13) para las varillas (14) que conectan los soportes. Cada solapa (12) también tiene orificios (F3) y está cerrada lateralmente por una chapa (15) con canales longitudinales (16) que refuerzan la estructura.
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