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SOLAR MODULE FRAMES AND INSTALLATION

Absstract of: WO2025183946A1

A method for coupling a first solar module frame and a second solar module frame to a torque tube includes: placing a rail at the torque tube; placing a first outward extending flange of the first solar module frame at the rail; placing a second outward extending flange of the second solar module frame over the first outward extending flange at the rail; and inserting a fastener at the second outward extending flange, the first outward extending flange, and the rail.

SOLAR MAINTENANCE CHARGER

Absstract of: WO2025183893A1

A solar maintenance charging kit may include a solar panel assembly (102), an auxiliary battery (208) system configured to receive power from the solar panel assembly (102), and an electronics assembly configured to adjust a maintenance voltage supplied to a mobile industrial machine (102) from one of the solar panel assembly (102) or the auxiliary battery (208) system. The solar maintenance charging kit may be portable.

PHOTOVOLTAIC CELL ASSEMBLY

Absstract of: WO2025181318A1

A photovoltaic cell assembly, comprising: a plurality of sets of photovoltaic cells, each set of cells comprising a plurality of cells, each cell having an exposed surface for acceptance of solar radiation, a plurality of electrically conductive elements, wherein each of the electrically conductive elements comprises an upper portion, wherein the cells of each of the sets of cells are mounted on the upper portion of one of the electrically conductive elements, and wherein each of the upper portions is electrically connected to the corresponding set of cells, a plurality of electrical terminals, wherein each of the electrical terminals is electrically connected to the upper portion of one of the electrically conductive elements; wherein the electrical terminal extends beyond the upper portion, and a structure comprising a base and a plurality of supports protruding from the base, each of the supports supporting one of the electrically conductive elements.

SOLAR CELL MODULE

Absstract of: WO2025183128A1

This solar cell module 10a is a photoelectric conversion element that comprises: a first electrode 22a; a second electrode 13a1 and a third electrode 13a2 which face the first electrode 22a and are disposed apart from each other in a horizontal direction on a surface of the first electrode 22a; and a perovskite layer 17a which is disposed between the first electrode 22a, and the second electrode 13a1 and the third electrode 13a2. A first photoelectric conversion element and a second photoelectric conversion element have opposite polarities, the first photoelectric conversion element comprising the first electrode 22a, the perovskite layer 17a, and the second electrode 13a1, and the second photoelectric conversion element comprising the first electrode 22a, the perovskite layer 17a, and the third electrode 13a2. The perovskite layer 17a included in the first photoelectric conversion element and the perovskite layer 17a included in the second photoelectric conversion element are continuous with each other.

INSPECTION APPARATUS

Absstract of: EP4611258A1

An inspection apparatus includes a first grip unit on which a solar cell string having a solar cell and a wire is mounted, a second grip unit that is disposed to face the first grip unit and presses the solar cell string toward the first grip unit, a power supply unit that is connected to the second grip unit and supplies a current to the solar cell string, and a detection unit that acquires image information on the solar cell string.

SOLAR RECHARGING DEVICE FOR AN ELECTRIC VEHICLE

Absstract of: EP4610089A1

L'invention concerne un dispositif solaire (1) de recharge d'un véhicule présentant un axe longitudinal (L), le dispositif solaire étant configuré pour être positionné sur un support (21) du véhicule, le dispositif solaire comprenant un panneau photovoltaïque (111) présentant un cadre (11), un système d'inclinaison (12) configuré pour permettre une inclinaison du cadre, autour d'un axe de rotation (R1) horizontal et parallèle à l'axe longitudinal, un système de verrouillage (13) configuré pour sélectivement verrouiller et déverrouiller le système d'inclinaison en position, de sorte à permettre l'inclinaison du cadre sur le support selon une pluralité d'inclinaisons entre une position d'inclinaison θ minimale, horizontale, et une inclinaison θ maximale délimitant un secteur angulaire compris entre au moins 0° et 70° par rapport à l'horizontale, de préférence entre 0° et 90°.

APPARATUS FOR MANAGING SOLAR MODULES

Absstract of: EP4611271A1

A device for managing photovoltaic modules according to one aspect includes: a communication unit for receiving a power line communication signal from at least one photovoltaic module array or transmitting the power line communication signal to the at least one photovoltaic module array; and a bypass unit forming a first communication path connecting the communication unit to the at least one photovoltaic module array, wherein the first communication path operates as an alternative path for a second communication path connecting the communication unit to the inverter.

BACK-CONTACT CELL AND MANUFACTURING METHOD THEREFOR, AND PHOTOVOLTAIC MODULE

Absstract of: EP4611047A1

The present application belongs to the field of photovoltaic technologies, and specifically discloses a back-contacted solar cell and a manufacturing method therefor, and a photovoltaic module. the back-contacted solar cell includes: a semiconductor substrate, where the semiconductor substrate has a first surface and a second surface arranged opposite to each other, and the first surface has a textured structure; and a tunneling passivation layer and an N-type doped polycrystalline silicon layer that are sequentially stacked on a local region of the second surface in a thickness direction of the semiconductor substrate, where a ratio of a thickness of the N-type doped polycrystalline silicon layer that is located on an edge region of the second surface to a thickness of the N-type doped polycrystalline silicon layer that is located on a central region of the second surface is greater than or equal to 1 and less than or equal to 1.2.

QUICK MPPT METHOD, SYSTEM AND DEVICE BASED ON UNIPOLAR INVERTER CIRCUIT

Absstract of: EP4610767A1

The invention discloses a quick MPPT method, system and device based on a unipolar inverter circuit. The quick MPPT method based on a unipolar inverter circuit comprises: initializing MPPT control parameters; triggering a sampling operation when a sampling condition is satisfied in each calculation period, and recording photovoltaic-side data in a current calculation period; when a grid phase satisfies a calculation condition, comparing by calculation a voltage in the current calculation period with a voltage in a previous calculation period, and determining a power compensation factor according to a comparison result; determining an output power and/or a reference voltage according to the power compensation factor and a power calculation strategy; and controlling an inverter power in the current calculation period according to the output power. The invention realizes the purpose of a low calculation quantity and a high response speed based on the features of the unipolar inverter circuit.

PHOTOVOLTAIC POWER GENERATION SYSTEM AND INSULATION DETECTION METHOD

Absstract of: EP4611257A1

A photovoltaic power generation system and an insulation detection method are provided. The system includes a switch, a DC-AC circuit, a controller and at least one DC-DC circuit. An input end of each of the at least one DC-DC circuit is configured to connect n photovoltaic strings, n is an integer greater than or equal to two, and an output end of the at least one DC-DC circuit is connected to an input end of the DC-AC circuit. Negative electrodes of all the photovoltaic strings are grounded through the switch. The controller is configured to close the switch and determine a photovoltaic string where an insulation fault occurs based on a magnitude and a direction of a current of each of the n photovoltaic strings, if the insulation fault occurs at a positive electrode of the photovoltaic power generation system to ground. If an insulation fault occurs at the positive electrode of the photovoltaic power generation system, the negative electrodes of all the photovoltaic strings are controlled to be grounded, and a short circuit occurs between a positive electrode of a photovoltaic string where the insulation fault occurs and the ground. As a result, a current path is formed between the positive electrode of the photovoltaic string and the ground, and currents of other photovoltaic strings flow into the photovoltaic string where the insulation fault occurs, in a direction opposite to a direction of a current of the photovoltaic string where the insulation fault occurs, so that

PHOTOVOLTAIC POWER GENERATION SYSTEM AND INSULATION DETECTION METHOD

Absstract of: EP4611256A1

A photovoltaic power generation system and an insulation detection method are provided. The system includes a switch, a DC-AC circuit, a controller and at least one DC-DC circuit. An input end of each of the at least one DC-DC circuit is configured to connect n photovoltaic strings, n is an integer greater than or equal to two, and an output end of the at least one DC-DC circuit is connected to an input end of the DC-AC circuit. Positive electrodes of all the photovoltaic strings are grounded through the switch. The controller is configured to close the switch and determine a photovoltaic string where an insulation fault occurs based on a magnitude and a direction of a current of each of the n photovoltaic strings, if the insulation fault occurs at a negative electrode of the photovoltaic power generation system to ground. If an insulation fault occurs at the negative electrode of the photovoltaic power generation system, the positive electrodes of all the photovoltaic strings are controlled to be grounded, and a short circuit occurs between a negative electrode of a photovoltaic string where the insulation fault occurs and the ground. As a result, a current path is formed between the negative electrode of the photovoltaic string and the ground, and currents of other photovoltaic strings flow into the photovoltaic string where the insulation fault occurs, in a direction opposite to a direction of a current of the photovoltaic string where the insulation fault occurs, so that

GROUNDING IMPEDANCE MEASUREMENT APPARATUS AND METHOD, AND INVERTER

Absstract of: EP4610672A1

A grounding impedance measurement apparatus and method, and an inverter are provided. The measurement apparatus includes a signal source, a coupling impedance network, a voltage division network, a sampling module, and a controller, the coupling impedance network is connected to the signal source, and couples an excitation signal between a direct-current input terminal and an alternating-current output terminal of an inverter; the voltage division network performs voltage division on the voltage between the direct-current input terminal and the alternating-current output terminal to provide a divided voltage; the sampling module is connected to the voltage division network, samples the divided voltage, and acquires a sampled voltage; and the controller is connected to the signal source and the sampling module, respectively, and acquires a grounding impedance of the direct-current input terminal of the inverter.

FLOATING PLATFORM AND PHOTOVOLTAIC POWER GENERATION SYSTEM

Absstract of: EP4611254A1

A floating body platform and a photovoltaic power generation system are provided. A floating body platform according to an embodiment of the present invention includes a plurality of socket frames on which floating bodies are installed, and a plurality of connecting frames configured to connect the plurality of socket frames, in which the plurality of socket frames and the plurality of connecting frames are connected to each other to form a plurality of floating body unit groups each having a hexagonal truss structure.

FLOATING BODY FOR SOLAR POWER GENERATION SYSTEM, AND SOLAR POWER GENERATION SYSTEM

Absstract of: EP4610158A1

A floating body for a photovoltaic power generation system and a photovoltaic power generation system are provided. A floating body for a photovoltaic power generation system according to an embodiment of the present invention includes an upper structure including an installation portion having a flat shape on one side, a lower structure arranged to correspond to the upper structure and including a hemispherical shape convex downward, and a fixing portion for coupling the upper structure and the lower structure.

CONNECTION STRUCTURE AND METHOD FOR SOLAR CELL STRING

Absstract of: EP4611046A1

The present application relates to a connection structure and method for a solar cell string. The connection structure comprises solar cells (1), solder strips (2), adhesive points (3), grid fingers (4), and electrical connection lines (5). The adhesive points (3) and the grid fingers (4) are respectively arranged on the surfaces of the solar cells (1), the solder strips (2) are pre-fixed to the solar cells (1) by means of the adhesive points (3), and the solder strips (2) are electrically connected to the plurality of grid fingers (4); the electrical connection lines (5) are connected to the plurality of grid fingers (4).

ROOF HOOK

Absstract of: EP4611255A1

Die Erfindung betrifft einen Dachhaken, der ein Fußteil zum Verbinden mit einer Dachkonstruktion und ein Hakenteil aufweist, das mit dem Fußteil mittels einer Koppelverbindung wahlweise verbindbar ist. Dabei ist die Koppelverbindung mit einem Klemmelement gestaltet, das an dem Fußteil ortsfest gehaltert und gegen das Hakenteil gedrängt ist.

LOCKING SYSTEM FOR PHOTOVOLTAIC MODULES WITH CONSTRAINT ON THE LONGER SIDE

Absstract of: WO2024089517A1

Locking system (100) for a photovoltaic module (10) comprising at least two pairs of concrete blocks (1,2), each block (1,2) of each pair having: - an upper surface (1 ', 2') having an inclination (α) and configured in such a way as to allow the support of the photovoltaic module (10), which must have the same inclination (α) on site and - a lower surface (1 ", 2") configured in such a way as to allow a stable support on a flat surface, said upper surface (1', 2') also comprising a metal profile (3,4) configured to allow photovoltaic module connection (10) to the blocks (1,2) by means of clamps (11, 12) the system (100) being characterized by the fact that along the upper surface (1') of the first block (1) a metal profile (3) is located which, in operation, develops in a transversal direction with respect to the one joining the first (1) and the second block (2) and along the upper surface (2') of the second block (2) there is a metal profile (4) which, in operation, develops in a longitudinal direction with respect to the one joining the first (1) and the second block (2).

DOPED REGION STRUCTURE AND SOLAR CELL COMPRISING THE SAME, CELL ASSEMBLY, AND PHOTOVOLTAIC SYSTEM

Absstract of: EP4611507A2

The disclosure relates to the technical field of solar cells, and provides a solar cell and a doped region structure thereof, a cell assembly, and a photovoltaic system. The doped region structure includes a first doped layer, a passivation layer, and a second doped layer that are disposed on a silicon substrate in sequence. The passivation layer is a porous structure having the first doped layer and/or the second doped layer inlaid in a hole region. The first doped layer and the second doped layer have a same doping polarity. By means of the doped region structure of the solar cell provided in the disclosure, the difficulty in production and the limitation on conversion efficiency as a result of precise requirements for the accuracy of a thickness of a conventional tunneling layer are resolved.

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

Absstract of: EP4610330A2

A compound, Ir(L_A)_m(L_B)_3-m, having a structure of Formula I,is provided. In Formula I, each of moiety A and moiety C is independently a 5- or 6-membered ring or a polycyclic fused ring system comprising 5- or 6-membered rings; moiety B is a 5-membered heterocyclic ring; Z¹, Z², and Z³ are C or N; m is 1 or 2; at least one of R¹, R², R³, R⁴ has a structure of Formula II,or is a 5-membered heterocyclic ring; each of X¹, X², X³, X⁴, and X⁵ is CR or N; each of R¹, R², R³, R⁴, R^A, R^B, R^C, and R is hydrogen or a General Substituent; at least one of R^1a, R^2a, R^3a, R^4a, R^5a is cycloalkyl, alkyl, silyl, germyl, deuterated variants thereof, fluorinated variants thereof, and combinations thereof. Formulations, OLEDs, and consumer products containing the compound are also provided.

PHOTOVOLTAIC INVERTER, PHOTOVOLTAIC POWER GENERATION SYSTEM AND METHOD FOR CONTROLLING PHOTOVOLTAIC POWER GENERATION SYSTEM

Nº publicación: EP4611201A1 03/09/2025

Applicant:

SUNGROW POWER SUPPLY CO LTD [CN]
Sungrow Power Supply Co., Ltd

Absstract of: EP4611201A1

A photovoltaic inverter, a photovoltaic power generation system and a method for controlling the photovoltaic power generation system are provided. In the method, during an anti-PID operation, only an anti-PID power supply is controlled to operate, and a voltage of a DC bus is boosted by using the anti-PID power supply, so as to suppress the PID effect. During insulation detection, both the anti-PID power supply and a target detection resistor are controlled to operate, voltages to the ground of a position of the photovoltaic inverter to which the target detection resistor is connected under different conditions are obtained by controlling the anti-PID power supply, so as to perform insulation detection by using the anti-PID power supply. Then, an insulation impedance to the ground of the photovoltaic inverter can be calculated.