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INVERTER AND MAIN CONTROLLER FOR PHOTOVOLTAIC POWER GENERATION SYSTEM, AND OPERATING METHOD FOR PHOTOVOLTAIC SYSTEM

Resumen de: US20260238016A1

According to an embodiment of the present invention, provided is an operating method for a photovoltaic power generation system, the operating method comprising the steps of: determining the occurrence of an abnormal situation of the photovoltaic power generation system; gradually ramp-voltage-downing an output voltage of at least one of a plurality of module level power electronics (MLPE); deriving a maximum power point tracking (MPPT) control voltage of an inverter on the basis of the output voltage of the at least one MLPE; and shutting down all of the plurality of MLPE.

POWER PLANT WITH VERTICAL AXIS WIND TURBINES

Resumen de: US20260235103A1

The invention concerns a power plant with vertical axis wind turbines. Said vertical axis wind turbines (VAWT) comprise a rotor with rotating blades, mounted on a main shaft (14), said main shaft defining a lower end (14a) and an upper end, the lower end (14a) of the main shaft (14) being attached to a base structure (17), said base structure (17) being anchored through a foundation (124).According to the invention, the power plant further comprises a civil engineering work (20) and a mechanical attachment (18) between the upper end of the main shaft and a portion of the civil engineering work.

Optical transmission measuring device and method of measurement

Resumen de: US20260235513A1

The present application shows a measuring device for measuring optical transmission through an object positioned in a measuring area between an external light source and the measuring device, the device comprising two sensors placed on a body, and situated in a measurement plane, the sensors having a substantially similar spectral and directional response, the measuring area and/or the body configured to move relative to each other between a first position in which a perpendicular projection of the measuring area onto the body does not overlap with any of the sensors, and a second position in which the projection of the measuring area overlaps with one sensor.

SOLAR MODULE EXTERIOR DISASSEMBLING APPARATUS

Resumen de: US20260233267A1

The solar module exterior disassembling apparatus is designed for efficiently removing the frame and junction box from solar modules. It features a positioning plate that supports the module from below and adjusts vertically. The apparatus employs foldable variable frame separation blades that transition between an inner position, within the module frame, and an outer position, facilitating frame detachment. These blades, capable of folding and unfolding, ensure close contact with the frame sides during operation. A pressing actuator, equipped with multiple pressing cylinders, exerts outward pressure to disassemble the module by advancing the separation blades. This system allows for precise and controlled removal of solar module exteriors, making it ideal for recycling and maintenance processes, enhancing the sustainability and efficiency of solar module management.

PHOTOVOLTAIC CELL AND PHOTOVOLTAIC CELL MANUFACTURING METHOD

Resumen de: AU2024423013A1

A photovoltaic cell and a photovoltaic cell manufacturing method, which are applied in the field of photovoltaic cell manufacturing. A back surface of a substrate in the photovoltaic cell comprises a conductive region functional layer and a non-conductive region functional layer, wherein the conductive region functional layer comprises a first passivation layer arranged on the back surface of the substrate and a back metal gate line arranged on a back side of the substrate; the non-conductive region functional layer comprises a second passivation layer arranged on the back surface of the substrate; the first passivation layer at least comprises, from the back surface of the substrate to the outside, a first tunneling layer and a first polysilicon layer that are sequentially stacked; the total thickness of the polysilicon layer arranged in the first passivation layer is at least a first preset thickness; and a polysilicon layer is correspondingly provided in the second passivation layer, the total thickness of the polysilicon layer correspondingly arranged in the second passivation layer is a second preset thickness, and the second preset thickness is less than the first preset thickness, or no polysilicon layer is provided in the second passivation layer. By reducing the thickness of a polysilicon layer in a non-conductive region, the optical parasitic absorption of the polysilicon layer is reduced.

MOUNT AND CLAMP ASSEMBLIES

Resumen de: US20260238155A1

Mount and clamp assemblies employed in solar power installations are disclosed. In some embodiments, a mount assembly having a rail and opposing wings extending outwardly from the rail is disclosed. Each wing includes a top surface and a bottom surface for creating a chemical flashing, a groove and a sealant-receiving cavity extending away the bottom surface and upwardly into the wing, and a compressible seal with a circumferential pressure relief passageway. In some embodiments, a clamp having an upper member and a lower member with two horizontal flanges and a vertical flange is disclosed; in this embodiment, adjacent modules may be clamped together without an underlying structure mounted directly below to an installation surface. In another embodiment, a fourth flange is included in the mount assembly; in this embodiment, adjacent modules may be clamped together while being mounted directly to an installation surface.

SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME

Resumen de: US20260239769A1

A solar cell includes a tunneling layer located on one side of a semiconductor substrate, a first conductive region located on the tunneling layer, a first insulating film located on and passivating the first conductive region, a second conductive region located at the other side of the semiconductor substrate and composed of a doping region, a first electrode connected to the first conductive region, and a second electrode connected to the second conductive region. The first conductive region includes a first part connected to the first electrode and a second part other than the first part, and a thickness of the first part is different from that of the second part.

PHOTOVOLTAIC CELL, METHOD FOR MANUFACTURING SAME, AND PHOTOVOLTAIC MODULE

Resumen de: US20260239771A1

0000 The photovoltaic cell includes a silicon substrate, a first passivation layer, a second passivation layer, at least one silicon oxynitride layer, and at least one silicon nitride layer. The second passivation layer includes a first silicon oxide layer and at least one aluminum oxide layer, and a thickness of the at least one aluminum oxide layer is in a range of 4 nm to 20 nm. The number of silicon atoms is greater than the number of oxygen atoms in the at least one silicon oxynitride layer and the number of oxygen atoms is greater than the number of nitrogen atoms in the at least one silicon oxynitride layer. The first silicon oxide layer is disposed between the substrate and the at least one aluminum oxide layer, and a thickness of the first silicon oxide layer is in a range of 0.1 nm to 5 nm.

HIGHLY EFFICIENT AND DURABLE ON-DEVICE METAL SEQUESTERING TAPES FOR SOLAR CELLS AND MODULES

Resumen de: US20260233195A1

The present disclosure relates to a composition that includes a metal-sequestering material and a support material, where the composition is substantially transparent to light having a wavelength greater than or equal to 350 nm, the composition is in the form of a layer having a thickness between 0.1 μm and 1 mm, the metal-sequestering material is capable of absorbing a metal that includes at least one of a post-transition metal, a metalloid, an alkali metal, and/or an alkaline earth metal, and the metal-sequestering material has an absorption capacity for the metal between about 1E−2 g metal/cm2 and about 1E−7 g metal/cm2.

Method And System For A Trail Camera With Modular Fresnel Lenses

Resumen de: US20260238870A1

A cellular trail camera system is disclosed and includes a housing; a mounting bracket for mounting the camera; a visible sensor; an infrared sensor; and a plurality of Fresnel lenses each operable to be individually mounted to or with the infrared sensor and to focus infrared light to the infrared sensor from a different direction. One of the Fresnel lenses may be mounted to or with the housing during operation. The housing includes a wireless transceiver, which may communicate via a cellular network. The camera may communicate with a wireless communication device via the wireless transceiver. The camera may communicate images and/or video to the wireless device. The infrared sensor may include a plurality of elements. The camera may be powered by a solar cell that is mounted on the camera or remote from the camera. The visible sensor may be activated when the infrared sensor detects a heat-generating object.

PHOTOVOLTAIC TRACKING SUPPORT AND PHOTOVOLTAIC SYSTEM

Resumen de: WO2026166078A1

A photovoltaic tracking support and a photovoltaic system, the photovoltaic tracking support comprising a photovoltaic support (100) and a power assembly (200), wherein the photovoltaic support (100) comprises at least two rows of support shafts (101) arranged in parallel, the support shafts (101) being configured to support a photovoltaic assembly (300); and the power assembly (200) comprises a power unit (201) and a driven unit (202), the power unit (201) being arranged on at least one row of support shafts (101), the driven unit (202) being arranged on the remaining row of support shafts (101), and the power unit (201) being drivingly connected to the driven unit (202), so that the power unit (201) drives each row of support shafts (101) to rotate.

Outdoor photoluminescence imaging of photovoltaic modules

Resumen de: AU2026208128A1

Abstract Methods and apparatus are presented for measuring a photoluminescence (PL) response, preferably a spatially resolved image of a PL response, from an object exposed to solar irradiation. In certain embodiments signals from the object are measured in two or more different spectral bands selected such that one of the measured signals has a higher PL 5 component relative to ambient reflectance compared to another measured signal, enabling the PL component to be enhanced by a suitable differencing procedure. In other embodiments a signal from an object is measured in a spectral band selected such that at least 20% of the measured signal comprises PL generated from the object by the solar irradiation. The methods and apparatus have particular application to outdoor inspection of photovoltaic modules 10 without having to modulate the operating point of the modules. Abstract ul u l b s t r a c t

SOLAR CELL, SCREEN PRINTING PLATE STRUCTURE, AND PHOTOVOLTAIC MODULE

Resumen de: AU2025287370A1

The present application discloses a solar cell, a screen printing plate structure, and a photovoltaic module. The solar cell includes a half-finished solar cell and a first electrode. The first electrode includes a plurality of first fingers and a plurality of first connecting portions. The plurality of first fingers are arranged at intervals along a first direction. Each of the first fingers extends along a second direction. The plurality of first connecting portions are arranged at intervals along the first direction. The first connecting portion is connected to the first finger. A portion of the first connecting portions are configured to be soldered with solder ribbons. A maximum height H1 of the first connecting portion satisfies: 4 μm ≤ H1 ≤ 10 μm. 20 ec e c 10(10a) 40 ec e c

MAIN SHAFT OF PHOTOVOLTAIC TRACKING SUPPORT AND PHOTOVOLTAIC TRACKING SUPPORT

Resumen de: EP4790890A2

0001 The present invention discloses a main shaft of a photovoltaic tracking support and the photovoltaic tracking support itself. A cross-section of the main shaft is of a compact cross-section. This cross-section includes four planar segments and four arc segments. The four planar segments and the four arc segments are alternately arranged circumferentially to form a square tubular structure. Widths of the four planar segments are equal, and radians of the four arc segments are also equal, making the square tubular structure formed by the four planar segments and the four arc segments centrally symmetric about an axis of the main shaft. A ratio of the width x' of the planar segment to a wall thickness t of the main shaft, i.e., a width-to-thickness ratio x'/t, falls within a range of 20 to 25, which achieves a balance and compromise between torsional strength and bending strength, thereby providing better stability.

METHOD OF TESTING AT LEAST ONE PHOTOVOLTAIC CELL OF A SOLAR CHARGE ARRANGEMENT FOR A VEHICLE

Resumen de: WO2025073601A1

The invention relates to a method of testing at least one photovoltaic cell (2) of a solar charge arrangement (4) for a vehicle (1) using a test arrangement (5), wherein the test arrangement (5) comprises an optical sensor (6), in particular a camera (7), wherein a reverse current (11) is applied to the at least one photovoltaic cell (2), wherein the photovoltaic cell (2) in response to the reverse current (11) emits light, wherein the optical sensor (6) generates sensor data (14) by capturing the emitted light, in particular makes an image of the at least one photovoltaic cell (2), wherein the test arrangement (5) comprises a control unit (15) for outputting and/or analyzing the sensor data (14), wherein the solar charge arrangement (4) comprises a solar charge controller (16), wherein the at least one photovoltaic cell (2) is controlled by the solar charge controller (16), wherein the solar charge controller (16) controls the photovoltaic cell (2) while the photovoltaic cell (2) generates energy from sunlight, wherein the solar charge controller (16) applies the reverse current (11) to the at least one photovoltaic cell (2).

SILVER-COATED NICKEL PASTE, PREPARATION METHOD THEREOF, AND HIGH-TEMPERATURE SINTERING METALLIZATION METHOD FOR CRYSTALLINE SILICON SOLAR CELLS

Resumen de: EP4790727A1

The present application relates to the field of conductive paste and discloses a silver-coated nickel paste and a preparation method thereof, as well as a high-temperature sintering metallization method for crystalline silicon solar cells. The silver-coated nickel paste includes the following components by weight percentage: 80-95% of conductive powder, consisting of silver-coated nickel powder and micron-sized silver powder; 1-6% of glass powder; 0.1-3% of organic resin; 0.5-0.8% of a thixotropic agent; 0-1% of other auxiliaries and balance is solvent. Among them, the conductive powder is a mixture of silver-coated nickel powder and silver powder at a weight ratio of 1:(0-50). The silver-coated nickel powder used has a resistivity of ≤ 96 µΩ·cm, an oxidation-resistant resistivity of ≤ 205 µΩ·cm, and a titrated nickel content of ≤ 0.01 mol/L. When the silver-coated nickel paste is used for single-backside printing the crystalline silicon solar cells, compared with pure silver paste, the line resistance is slightly higher, the contact resistance is substantially the same, and the printed wet weight is substantially the same. After adjustment, the photoelectric conversion efficiency is 0%-2% lower than that of pure silver paste, and the silver-coated nickel paste can be used as a substitute for pure silver powder paste for crystalline silicon solar cells. Correspondingly, the present application discloses a preparation method of a silver-coated nickel paste and a hi

SOLAR CELL ARRANGEMENT AND METHOD FOR OPERATING AN ENERGY CONVERTER ARRANGEMENT

Resumen de: EP4790891A1

Die Erfindung betrifft eine Solarzellenanordnung mit einer Anordnung von Solarzellen (1). Die Solarzellen (1) werden in einem Arbeitspunkt mit negativem differenziellem Widerstand betrieben und die Solarzellen (1) werden mit Wechselstrom betrieben. Weiterhin betrifft die Erfindung ein Verfahren zum Betrieb einer Energiewandleranordnung.

IBC CELL, IBC CELL ASSEMBLY, AND PRODUCTION METHOD

Resumen de: EP4791150A1

An IBC cell, an IBC cell assembly, and a production method are provided, and belong to the technical field of solar cells. An IBC cell body includes a first cell segment, a rectangular transition zone and a second cell segment. The first cell segment and the second cell segment are distributed on two sides of the rectangular transition zone respectively and arranged mirror-symmetrically arranged, the length of the rectangular transition zone in a transverse direction is a first preset distance 2d, and backlight sides of the first cell segment and the second cell segment are provided with positive electrodes and a negative electrodes. In the IBC cell assembly, first cell row units and second cell row units arranged alternately in a longitudinal direction, the first cell row unit includes N IBC cell bodies arranged in the transverse direction, and the second cell row unit includes N-1 IBC cell bodies rotated by 180° and arranged in the transverse direction, and includes the first cell segment and the second cell segment that are rotated by 180° and arranged on two end sides of the N-1 IBC cell bodies respectively.

SOLAR CELL AND PHOTOVOLTAIC MODULE

Resumen de: EP4791155A2

An embodiment of the present disclosure provides a solar cell and a photovoltaic module. A solar cell includes: a substrate having a front surface and a rear surface opposite to the front surface, and doped with a second dopant element; a first dielectric layer formed over the rear surface of the substrate; a first doped conductive layer formed over a surface of the first dielectric layer away from the substrate and doped with a first dopant element; grooves arranged alternatingly in a first direction, penetrating the first doped conductive layer and the first dielectric layer, and extending into the substrate; a second dielectric layer formed over a bottom surface of the grooves; a second doped conductive layer formed over a surface of the second dielectric layer away from the substrate and doped with the second dopant element; and a doped layer aligned with the second doped conductive layer, located between the second dielectric layer and the substrate, and doped with the first dopant element. The solution is at least beneficial to improve the open-circuit voltage and the photoelectric conversion efficiency of the solar cell.

A SOLAR WING AND A SPACECRAFT COMPRISING SUCH SOLAR WING

Resumen de: WO2026104075A1

A solar wing (1) for a spacecraft (100), the solar wing (1) being configured to be movable between a stowed position and a deployed position and comprising: − a solar array (10) comprising a plurality of solar panels (2) comprising solar cells for generating electrical current and configured to be movable between the stowed position and the deployed position, the solar panels being arranged adjacent to one another and along a longitudinal axis (X) in the deployed position, − a plurality of stiffening assemblies (3) extending in at least one line (L1 or L2), each stiffening assembly (3) comprising at least one stiffening panel (30), said stiffening panel (30) of each stiffening assembly (3) being mechanically and electrically linked to one of said solar panels (2), each stiffening assembly (3) being configured to be movable between the stowed position and the deployed position, each stiffening panel (30) forming a predetermined non-zero and non-planar angle (A) with said solar panel (2) in the deployed position, said stiffening assemblies (3) of said at least one line comprising a plurality of mechanical and electrical links (4) in the form of electrically conductive C-shaped tape springs (5), at least one pair of mechanical and electrical links (4) being fastened to adjacent stiffening panels (30) and extending therebetween, at least some of the mechanical and electrical links (4) extending parallel to said line in the deployed position, each mechanical and electrical lin

STOWING OF SOLAR POWR DEVICES

Resumen de: EP4790892A2

0001 A system for protecting solar tracking components from excessive forces, the system comprising a sensor secured to a component of the solar tracking system, which sensor is configured to monitor a force on or a movement of the component. The system further comprising means to receive data from the sensor and determine whether the force on or the displacement of or more solar panels in a first position exceeds a first threshold, and triggering remedial action to rotate the one or more solar panels to a second position where the force on or displacement of the one or more solar panels is less than a second threshold.

Infrastructure énergétique hybride modulaire

Resumen de: FR3171946A1

L’invention présente un avantage déterminant par rapport aux éoliennes verticales classiques. Le dispositif utilise un système de concentration du vent qui dirige l’air sur une partie des éoliennes, afin d’améliorer l’efficacité énergétique et de réduire les pertes. De plus, l’intégration de panneaux solaires sur les façades de la structure permet une production hybride, assurant une continuité même en conditions de vent faible. Le caractère modulaire de l’invention permet son adaptation à différents contextes, allant de modules compacts en toiture urbaine à des tours multi-étages pour de grandes infrastructures. Figure de l’abrégé: Fig. 5

PHOTOVOLTAIC MODULE MOUNTING ASSEMBLY

Resumen de: US20260230030A1

The present disclosure provides a bracket assembly for securing a photovoltaic (PV) module. The bracket assembly may include a bracket having a top portion and a bottom surface and a clip coupled to the bracket. The clip may include a hooked portion, wherein the clip is configured to be displaced by a PV module from a first position to a second position. The clip may be biased toward the first position, and the hooked portion may be configured to engage an edge feature of the PV module.

Wireless, energy harvester with modular sensor system

Resumen de: AU2026206126A1

A modular sensor system comprising a plurality of modules, the plurality of modules comprising one or more sensors, one or more energy harvesters, one or more energy storage devices, one or more wireless radios, and one or more electronics devices, wherein the one or more energy harvesters comprise a photovoltaic cell; and one or more blind-mate connectors contained within each of the plurality of modules, wherein the one or more blind-mate connectors comprise an electrical connector to transmit power and/or data and configured to connect two modules of the plurality of modules together. ul u l

System and Method for Mounting a Solar Panel Onto a Substantially Flat Mounting Surface

Nº publicación: US20260230031A1 06/08/2026

Solicitante:

ENSTALL EUROPE B V [NL]
Enstall Europe B.V.

Resumen de: US20260230031A1

The invention relates to a system and a method for mounting at least one solar panel on a substantially flat mounting surface. The system comprises thereto a base element, a support structure configured for supporting at least part of at least one solar panel, which is connected to the base element and wherein the support structure comprises a retaining element for retaining at least part of an upper edge of the solar panel and a clamping element configured for clampingly engaging at least part of a lower edge the solar panel.