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SOLAR CELL AND PREPARATION METHOD THEREFOR

Resumen de: US20260223463A1

0000 In one aspect, a solar cell includes: a silicon substrate layer; a boron-doped silicon layer located on the front surface of the silicon substrate layer; and successively arranged on the back surface of the silicon substrate layer, a tunneling oxide layer and a phosphorus-doped polycrystalline silicon carbide layer. The phosphorus-doped polycrystalline silicon carbide layer is doped with oxygen atoms.

SYSTEMS, METHODS, AND MACHINES FOR AUTOMATED SCREW ANCHOR DRIVING

Resumen de: US20260218471A1

0000 In a machine for driving screw anchors and other foundation components, a desired embedment depth is calculated based on a minimum required embedment depth, work point height and length of available upper leg sections. Once calculated, the machine automatically drives the screw anchor to the depth so that one of the available upper leg lengths will fit between the driven screw anchor and apex truss hardware. If a secondary condition is satisfied that guarantees sufficient pull-out strength, a new upper leg length may be selected and the driving operation terminated prior to reaching the desired embedment depth, reducing the amount of material necessary to construct the truss foundation.

DIRECTING LIGHT FOR THERMAL AND POWER APPLICATIONS IN SPACE

Resumen de: US20260217388A1

0000 Solar collectors can provide power for electricity, thermal propulsion, and material processing (e.g., mining asteroids). In one aspect, a rocket propulsion system is configured to produce thrust for a spacecraft and includes: one or more optical elements configured to receive solar energy. The optical elements include: a first window configured to allow energy to enter the rocket propulsion system and form a concentrated energy beam, and a second window positioned to allow the concentrated energy beam to pass to the heat exchanger. The second window is spaced away from the first window to form a pressurized plenum chamber therebetween. The system further includes: a heat exchanger configured to receive the energy and use it to heat and pressurize a propulsion gas, and a rocket nozzle configured to expel the pressurized propulsion gas.

METHODS FOR MONITORING AND CONTROLLING MULTIPLE MICROGRID SYSTEMS

Resumen de: US20260221935A1

A method is directed to monitoring and controlling first and second second microgrid systems. The first microgrid system includes a plurality of first loads, a first photovoltaic power generation system, a first energy storage system, and a first energy control system. The second microgrid system includes a plurality of second loads, a second photovoltaic power generation system, a second energy storage system, and a second energy control system. The method includes transmitting, by the first energy control system, electronic data relating to the first microgrid system over a network to a computing device. The method includes transmitting, by the second energy control system, electronic data relating to the second microgrid system over the network to the computing device. The method includes calculating, by the computing device, a state of the electrical system based on the electronic data relating to the first and second microgrid systems.

ELEVATED DUAL-AXIS PHOTOVOLTAIC SOLAR TRACKING ASSEMBLY

Resumen de: US20260221930A1

An elevated dual-axis photovoltaic solar tracking assembly tracks the position of the sun with a high efficiency photovoltaic array, orienting photovoltaic array orthogonal to the sun, for optimal efficiency in generating electricity. A pole elevates the photovoltaic array to allow clearance to use the real estate below the photovoltaic array. A structural frame carries a photovoltaic array and a drive-core unit has two motor driven slew drives that adjust the position of the photovoltaic array to maintain orthogonal orientation relative to the sun. A control system includes GPS, anemometer, snow sensor, and encoder transducers that collectively provide data for a positional algorithm to calculate the sun's position and move the photovoltaic array at preset time intervals to maintain orthogonal orientation relative to the sun. Additional desired positions for wind and snow safety or owner preference are also available.

PREFABRICATED CONDUCTORS ON A SUBSTRATE TO FACILITATE CORNER CONNECTIONS FOR A SOLAR CELL ARRAY

Resumen de: US20260223464A1

0000 A substrate for solar cells is fabricated such that an area of the substrate remains exposed when at least one solar cell having at least one cropped corner that defines a corner region is attached to the substrate; the area of the substrate that remains exposed includes one or more conductors printed on the substrate; and electrical connections between the solar cell and the conductors are made in the corner region resulting from the cropped corner of the solar cell. The substrate may also include buried conductors for making series connections that determine a flow of power through a plurality of solar cells, including corner-to-corner and column-to-column connections for the plurality of solar cells that are attached to the substrate in a two-dimensional (2-D) grid of an array. The substrate may also be covered by a polyimide overlay for preventing electrostatic discharge (ESD).

RAIL MOUNTED JUNCTION BOX

Resumen de: US20260221927A1

0000 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..

SOLAR ENERGY COLLECTION ASSEMBLY

Resumen de: AU2025213040A1

A solar energy collection assembly comprising: a first spherical mirror assembly having a first reflective mirror surface with a centre located above the first spherical mirror, a radius of curvature R1 and a focus located on a first movable axis which passes through the centre of the first reflective mirror surface and through the sun with a first sunlight absorbing receiver adapted to be movably positioned to substantially align with the first movable axis in a plurality of positions for receiving and absorbing reflected light when sunlight is reflected by the first reflective mirror surface; a second spherical mirror assembly arranged above the reflective surface of the first spherical mirror assembly in a non-concentric configuration relative to the first spherical mirror assembly, the second spherical mirror having a second reflective mirror surface with a centre located away from the second spherical mirror, a radius of curvature R2 and a focus located on a second movable axis which passes through the centre of the second spherical mirror and through the sun with a second sunlight absorbing receiver adapted to be movably positioned to substantially align with the second movable axis in a plurality of positions for receiving and absorbing reflected light when sunlight is reflected by the second spherical mirror; and a rotation mechanism for rotating the combination of the first and second spherical mirror assemblies about a common axis to allow the reflective surface of

PV MODULE CONVEYANCE SYSTEM AND METHODS

Resumen de: WO2025065001A1

A conveyance shuttle for conveying photovoltaic ("PV") modules along a support member. The conveyance shuttle comprises a receptacle for receiving a member of a PV module or a PV module support panel, wherein the conveyance shuttle, when coordinated with the shuttle coordinating feature, is capable of conveying the PV module or PV module support panel along a length of the support member.

TANDEM TYPE SILICON/PEROVSKITE HETEROJUNCTION SOLAR CELL AND MANUFACTURING METHOD THEREFOR

Resumen de: EP4783777A1

0001 The present invention relates to a tandem silicon/perovskite heterojunction solar cell in which a benzylhydrazine oxalate salt is introduced as an additive into a perovskite light-absorbing layer, and a manufacturing method therefor.

PEROVSKITE SOLAR CELL AND METHOD FOR PRODUCING SAME

Resumen de: EP4783795A1

0001 The present invention relates to a perovskite solar cell in which an electron transport buffer layer having a three-layer structure is introduced between a perovskite light-absorbing layer and an electron transport layer, and to a method for producing same.

APPARATUS FOR THE CONVERSION OF ELECTROMAGNETIC RADIATION INTO ELECTRIC CURRENT AND HEAT

Resumen de: WO2025062332A1

Apparatus (1) for converting electromagnetic radiation into electric current and heat comprising a conversion module (2) and a concentration module (3) configured to concentrate electromagnetic radiation towards said conversion module (2). The conversion module (2) comprises a waveguide (4) configured to transmit electromagnetic radiation in a predefined wavelength range, a photoelectric layer (5) configured to absorb the electromagnetic radiation (E) transmitted by the waveguide (4), generating a first direct electric current (E1 ), a thermoelectric layer (6) configured to absorb a heat emitted by the photoelectric layer (5), generating a second direct electric current (E2), a heat exchanger (7) configured to transfer a residual heat emitted by the thermoelectric layer (6) to an external fluid (8), and an inverter (9) configured to transfer the first and the second direct electric currents (E1, E2) to an external electricity grid.

PHOTOVOLTAIC SYSTEM

Resumen de: EP4783455A1

0001 Photovoltaic system comprising: - a first row (1) of photovoltaic panels; - a second row (2) of photovoltaic panels; - ballast means that are connected to the photovoltaic panels by means of brackets provided with a support shelf.

INCLINED RAILING WITH ENERGY-GENERATING SOLAR PANELS

Resumen de: EP4783454A1

0001 An inclined railing with energy-generating solar panels includes an inclined fixing structure (1) made of metal profiles, either aluminium or steel, along with fittings and joints. Solar panels (2), such as photovoltaic panels for generating electrical energy or hybrid panels for cogenerating photovoltaic and thermal energy, are attached to this structure. The structure features multiple anchors (25) that are spaced apart and secured to the construction. The railing structure (1) is attached to these anchors, and the solar panels (2) are mounted at an angle relative to the horizontal plane of the construction. Additionally, there is at least one skirting board (26) composed of profiles that create a hollow space inside, where the wiring (13) and possibly hydraulic tubes for the solar panels (2) run. This space is accessible through a cover plate (27).

LAYERED BODY, ELECTRONIC DEVICE, AND SOLAR CELL

Resumen de: EP4783785A1

A layered body according to an embodiment includes a substrate, a first intermediate layer provided on the substrate, and a first transparent electrode provided on the first intermediate layer. The refractive index of the first intermediate layer is lower than the refractive index of the substrate. The refractive index of the first intermediate layer is lower than the refractive index of the first transparent electrode.

DEVICE FOR CONTROLLING VOLTAGE AND DISCONNECTING PHOTOVOLTAIC MODULES FOR STRING

Resumen de: EP4782941A1

The present invention relates to a voltage control and disconnection device to reduce the voltage of photovoltaic module strings when the weather conditions are such that the voltage can rise above 1500 VDC, having, for this purpose, three inputs and one output, which connects to a photovoltaic module and to its adjacent photovoltaic module, the output leading to the inverter. The device measures the voltage of the photovoltaic module and, when a limit voltage that is internally preset based on the voltage of the module and the number of modules of the string is exceeded, it disconnects this photovoltaic module, reducing the string by one module.The disclosed invention provides the main advantage of better optimising the strings, at a much lower economic cost and with practically zero losses in dissipated power, while increasing the generation of daily energy of the photovoltaic farm, making it possible to always operate at the optimal voltage for the inverter.

TOPCON SOLAR CELL AND PREPARATION METHOD THEREFOR

Resumen de: EP4783782A1

The present application belongs to the technical field of solar cells, and specifically relates to a TOPCon solar cell and a preparation method therefor. In the present application, a tunnel oxide layer is deposited by means of a combination of PECVD and PEALD. A thin oxide layer with a thickness of 0.1-0.5 nm is pre-deposited by means of PECVD, wherein in a subsequent PEALD process, the thin oxide layer chemically passivates a surface of a substrate, and then the PEALD process is used to uniformly deposit a tunnel oxide layer on the basis of the oxide layer. The basic principle of such growth mode is atomic layer deposition, the uniformity of the oxide layer is good, and the influence of an airflow, temperature, electric field and radio frequency in a tube is relatively small; therefore, electroluminescence test defects such as dark spots caused by producing the tunnel oxide layer completely by means of nitrous oxide ionization can be avoided, and the influence of damage of plasma bombardment to the surface of a substrate can be reduced, thereby improving to a certain extent the conversion efficiency of the TOPCon solar cell.

SOLAR CELL AND PHOTOVOLTAIC MODULE

Resumen de: EP4783818A2

A solar cell and a photovoltaic module; and the photovoltaic module includes a substrate, busbars, and at least one marker. The busbars are arranged on a same side of the substrate, and include at least a first busbar and a second busbar, the first busbar and the second busbar have opposite polarities, the first busbar has a first pad, the second busbar has a second pad, the first pad and the second pad are arranged sequentially along a straight line parallel to an arrangement direction of the busbars, and a distance from a marker to the first pad is different from a distance from a same marker to the second pad.

PHOTOVOLTAIC MODULE

Resumen de: EP4783778A2

The present application relates to a photovoltaic module. The photovoltaic module includes a cell string and a first busbar. The cell string includes a solar cell having a rear surface. The first busbar is located on the rear surface of the solar cell, and includes a conductive body and an insulating layer. The conductive body is provided with a first outer surface facing the rear surface along the first direction, and the insulating layer is disposed at least on the first outer surface. The conductive body is electrically connected to the cell string.

HYBRID SOLAR PANEL EQUIPPED WITH A DEVICE FOR ATTACHING A HEAT EXCHANGER

Resumen de: EP4783456A1

Panneau solaire hybride (P) comprenant :- un module photovoltaïque (1) comportant une face avant (12) et une face arrière (11),- un échangeur thermique (2) comportant une face inférieure (21) et une face supérieure (22), ladite face supérieure (22) étant disposée en vis-à-vis de la face arrière (11) du module photovoltaïque (1),- un cadre rigide (8) encadrant le module photovoltaïque (1) et l'échangeur thermique (2),- au moins un élément élastique (3) adapté pour exercer une force de compression contre la face inférieure (21) de l'échangeur (2) de sorte que ledit échangeur (2) soit plaqué contre la face arrière (11) du module photovoltaïque (1),- l'élément élastique (3) prend appui contre au moins un élément d'appui (4), ledit élément d'appui (4) étant en liaison avec le cadre (8) de sorte qu'au moins une partie de la force de compression exercée par l'élément élastique (3) sur l'élément d'appui (4) soit reprise par ledit cadre (8),- l'élément d'appui (4) est disposé sous l'échangeur (2) et s'étend dans la largeur et/ou la longueur dudit échangeur (2),- ledit panneau comporte au moins trois éléments d'appui disposés sous l'échangeur et qui s'étendent chacun dans la largeur ou respectivement dans la longueur dudit échangeur, lesquels éléments d'appui se présentent sous la forme de profilés installés à intervalles réguliers dans la longueur, ou respectivement dans la largeur, dudit échangeur,- le cadre présente une face

SOLAR CELL

Resumen de: EP4783784A2

0001 The present application provides a solar cell and a photovoltaic module, and belongs to the technical field of solar cells. The solar cell includes a semiconductor substrate, where the semiconductor substrate has a first surface and a second surface that are opposite to each other and a plurality of side surfaces adjacently connected between the first surface and the second surface; and a passivated contact structure, at least located on a part of the first surface of the semiconductor substrate. The passivated contact structure includes an interface passivation layer and a first doped semiconductor layer that are sequentially stacked. In a direction from the first surface to the second surface, respective side surface of the plurality of side surfaces includes a first region and a second region that are sequentially adjacent. The first region protrudes in a direction away from the respective side surface relative to the second region. The first doped semiconductor layer is further located on a surface of the first region. A part of the first doped semiconductor layer located in the first region and another part of the first doped semiconductor layer located on the first surface are integrally continuous.

SOLAR CELL, SCREEN PRINTING PLATE STRUCTURE AND PHOTOVOLTAIC MODULE

Resumen de: EP4783783A2

The present application discloses a solar cell, a screen 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.

BACK CONTACT CELL AND MODULE

Resumen de: EP4783787A1

The present disclosure is applicable to the technical field of photovoltaics and provides a back-contact solar cell and module. A plurality of grooves are formed in a back side of a silicon wafer. The silicon wafer has a first extension portion in a first region that extends and protrudes to a position above the groove. A second polarity doped layer is positioned on a second tunnelling layer and has a preset distance from an edge of the groove. The second polarity doped layer has a second extension portion extending towards a direction of the groove.

SOLAR CELL MODULE

Resumen de: EP4783786A2

0001 A solar cell module includes an upper substrate, a lower substrate opposite the upper substrate, a solar cell panel positioned between the upper substrate and the lower substrate, the solar cell panel including a plurality of solar cells which are arranged in a matrix form and are connected to one another through a wiring member to form strings, a passivation layer configured to package the solar cell panel, a frame configured to surround an outer perimeter of the solar cell panel, a connection terminal configured to connect two adjacent strings in the solar cell panel, and a cover member configured to cover the connection terminal.

Accumulateur encapsulable dans un laminé, laminé comportant ledit accumulateur et procédé de fabrication dudit laminé.

Nº publicación: FR3171544A1 24/07/2026

Solicitante:

COMMISSARIAT A L ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES [FR]
COMMISSARIAT A L' ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES

Resumen de: FR3171544A1

Accumulateur encapsulable dans un laminé, laminé comportant ledit accumulateur et procédé de fabrication dudit laminé. L’invention concerne un accumulateur Li-ion (1), comprenant :- au moins une cellule électrochimique comprenant une cathode (3), une anode (4) et un électrolyte (2) intercalé entre la cathode et l’anode, l’électrolyte comprenant au moins un solvant et un sel de lithium, chaque solvant de l’électrolyte présentant une température d’ébullition supérieure à 160 °C, le sel de lithium étant stable jusqu’à une température supérieure à 180 °C, voire 300 °C, la cathode et l’anode comprenant chacune une couche de passivation stable jusqu’à une température supérieure à 200 °C ;- un emballage (7) contenant avec étanchéité la cellule électrochimique en étant traversé par une partie de deux languettes formant des collecteurs de courant (5, 6) de l’accumulateur Li-ion qui s’étendent dans le plan de la cellule électrochimique. Figure pour l’abrégé : Fig. 3