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METHOD FOR PREPARING SOLAR CELL AND SOLAR CELL

Resumen de: US20260362842A1

A method for preparing a solar cell is provided. The method includes: providing an initial split cell piece with a cross-section; subjecting the cross-section to an oxidation treatment to obtain an oxide layer; preparing a hydrogen-containing passivation layer on a surface of the oxide layer away from the cross-section; and subjecting a surface of the hydrogen-containing passivation layer away from the oxide layer to a hydrogen-passivation activation treatment, so as to release hydrogen ions in the hydrogen-containing passivation layer to the cross-section to obtain a passivated split cell piece.

Back Contact Solar Cells And Manufacturing Methods Thereof, And Photovoltaic Modules

Resumen de: AU2026257612A1

The present application discloses a back contact solar cell and a manufacturing method thereof, and a photovoltaic module, and relates to the field of photovoltaic technologies, to form a minority carrier inversion layer at an edge of a first surface through a majority carrier passivation layer and arrange the majority carrier passivation layer with a relatively great thickness in a non-electrode collecting region, so as to reduce carrier recombination at the edge of the first surface. The back contact solar cell includes a semiconductor substrate, a first doped semiconductor portion, a second doped semiconductor portion, and a majority carrier passivation layer. A first surface includes a non-electrode collecting region located at an edge and an electrode collecting region located on an inner side of the non-electrode collecting region. The electrode collecting region includes minority carrier regions and majority carrier regions distributed alternately and at intervals along a first direction. Along the first direction, an outermost minority carrier region is closer to the non-electrode collecting region than an outermost majority carrier region. The first doped semiconductor portion is arranged in the majority carrier region. The second doped semiconductor portion is arranged in the minority carrier region. The majority carrier passivation layer is arranged in the non-electrode collecting region. A thickness of the majority carrier passivation layer is greater than a thick

PHOTOVOLTAIC MODULE DETECTION METHOD AND APPARATUS, COMPUTER DEVICE, AND STORAGE MEDIUM

Resumen de: US20260358511A1

The present application relates to a photovoltaic module detection method and apparatus, a computer device, and a storage medium. The detection method includes: receiving detection data for each photovoltaic module of each photovoltaic power station; labeling the detection data in a pre-prepared electronic map, generating a labeled electronic map, and using the labeled electronic map, generating a detection report of global photovoltaic module yield and defect distribution. In the detection method of the present application, the detection process does not require disassembling photovoltaic modules, and there is no need to power-on the photovoltaic modules for detection, thereby greatly improving test efficiency, and allowing for operation during the day and at night; and improving detection precision and efficiency.

PHOTOVOLTAIC MODULE AND METHOD FOR MANUFACTURING PHOTOVOLTAIC MODULE

Resumen de: US20260362823A1

A photovoltaic module is provided. The photovoltaic module includes a cell module including multiple cell string groups and multiple first connection structures. Each cell string group includes multiple cell strings arranged along a first direction. Each cell string includes multiple solar cells and multiple second connection structures. Second connection structures located on a corresponding solar cell include third connection structures interleaved with fourth connection structures, and each third connection structure is spaced from an adjacent fourth connection structure by a distance L in the first direction. The plurality of second connection structures include two adjacent second connection structures respectively connected to ends of two adjacent end connection structures, and the two adjacent second connection structures are spaced apart by a distance N that is less than twice the distance L.

APPARATUS COMPRISING A PHOTOVOLTAIC SYSTEM

Resumen de: US20260356155A1

The present disclosure relates to an apparatus configured to supply electrical power to a transport refrigeration unit, the apparatus comprising a power converter and a photovoltaic system including a photovoltaic cell. The power converter includes a rectifier, an inverter and a DC bus internal to the power converter. The DC bus is electrically connected to an output of the rectifier and an input of the inverter, an input of the rectifier is electrically couplable to a power source external to the apparatus at a connection port, and an output of the inverter is electrically couplable to the transport refrigeration unit.

SOLAR PANEL SUPPORT STRUCTURE WITH GROUND ANCHOR ALIGNMENT MECHANISM

Resumen de: US20260361259A1

A support structure for a solar panel includes a mounting bracket for supporting a torque tube supporting the solar panel. The support structure also includes a leg extending between a first end and a second end with the first end coupled to the mounting bracket. An anchor is seated in the ground and includes an attachment end protruding above the ground. The support structure further includes an alignment mechanism coupled to the second end of the leg and the attachment end of the anchor. The alignment mechanism allows for adjustment of the second end of the leg along at least one axis generally parallel to the ground.

CONNECTOR ASSEMBLY AND CONNECTING STRUCTURE

Resumen de: US20260361267A1

A connector assembly and a connecting structure are provided. The connector assembly includes a photovoltaic connector, and a connecting device configured to be fixed to a circuit board and electrically connected to the circuit board. A conductive terminal of the photovoltaic connector is configured to be in plug-in connection with the connecting device. With the connector assembly, assembly steps and assembly time required for assembling the photovoltaic connector and the circuit board are reduced, and the installation efficiency of the photovoltaic connector and the circuit board is improved.

POLYOLEFIN BASED BACKSHEET FOR PHOTOVOLTAIC PANELS

Resumen de: US20260362820A1

A photovoltaic module with a translucent cover layer, an underlying layer containing at least one photovoltaically active cell which is embedded in an embedding material, and a backsheet (1) arranged underneath. The backsheet (1) is designed as a polyolefinic film with at least two layers (2, 3, 4). At least one layer (2) contains a black pigment. The backsheet (1) has a reflection of electromagnetic radiation in the range 800 to 1700 nm of more than 30 %, preferably more than 40 %, in particular more than 50 %.

CDTE BASED THIN FILM SOLAR CELL DEVICE WITH DIFFUSION BARRIER LAYER AND METHOD FOR MANUFACTURING THEREOF

Resumen de: US20260362819A1

A CdTe-based thin film solar cell device (10) and a manufacturing method thereof are provided. The CdTe-based thin film solar cell device (10) comprises a CdTe-based absorber layer (13) comprising a first partial layer (131) being selenium-rich CdTe layer, a second partial layer (133) having less selenium than the first partial layer (131), and a diffusion barrier layer (132) between the first partial layer (131) and the second partial layer (133). The diffusion barrier layer (132) has a larger band gap and a different crystal structure than the first partial layer (131). The manufacturing method comprises forming the CdTe-based absorber layer (131), which further comprises performing thermal treatment after depositing a first layer, a second layer and a third layer to form the first partial layer (131) from the first layer, the diffusion barrier layer (132) from the second layer and the second partial layer (133) from the third layer.

PAD FOR SOLAR PANEL MODULE RAIL

Resumen de: US20260361262A1

A first pad includes a first hook to engage a first side of a rail that supports a solar panel module, a second hook to engage a second side of the rail, a first protrusion to be at least partially disposed through a first slot of the rail, a second protrusion to be at least partially disposed through a second slot of the rail, the second protrusion being parallel to the first protrusion, a first receptacle to engage a first protrusion of a second pad, and a second receptacle to engage a second protrusion of the second pad.

SOLAR BATTERY CELL AND SOLAR BATTERY MODULE

Resumen de: US20260362821A1

The present invention provides a solar cell and a solar cell module capable of reducing the number of components and improving a yield as compared with the related art. A solar cell includes a first power generation region, a second power generation region, a first current collecting wiring portion configured to be electrically conducted to the first power generation region, a second current collecting wiring portion configured to be electrically conducted to the second power generation region, and a penetration part. The first current collecting wiring portion is provided independently of and not continuously to the second current collecting wiring portion, and is disposed at an interval from the second current collecting wiring portion with the penetration part interposed therebetween, and the penetration part includes one or a plurality of through holes, and extends in an extending direction of the first current collecting wiring portion to partition off the first power generation region and the second power generation region, and limits conduction between the first power generation region and the second power generation region.

PORTABLE SOLAR-POWERED POWER GENERATION ASSEMBLY

Resumen de: US20260361258A1

A portable solar-powered power generation assembly that includes a housing enclosing power generation circuitry, power management circuitry, and one or more rechargeable batteries. A foldable solar panel is mounted to the housing. The solar panel may include a middle panel fixed to the housing and side panels pivotally coupled to the middle panel, wherein the side panels are movable between open and folded positions for operation, storage, and transportation. The assembly further includes one or more power output interfaces disposed on the housing, including AC power sockets, DC outlets, USB ports, and USB-C charging ports configured to support multiple charging protocols. The housing further includes at least one coupling interface configured to detachably receive interchangeable mounting units, including a C-clamp for attachment to supporting structures and a ground stake for insertion into the ground.

SURFACTANT-MEDIATED FACETED HGCDTE GROWTH METHODS AND LOW-BANDGAP PHOTOVOLTAIC DEVICES FORMED THEREFROM

Resumen de: US20260357473A1

A method of growing low-bandgap Hg1-xCdxTe films and photovoltaic devices is disclosed. A Hg1-xCdxTe film having a bandgap between about 0.09 eV and about 0.11 eV is grown by vapor-phase epitaxy in successive portions. A surfactant-mediated morphology-control treatment, in preferred embodiments a gold-containing treatment, is periodically applied during growth, and epitaxial growth is resumed after each treatment. The repeated treatment induces ordered high-index faceted morphology in the film, in preferred embodiments self-ordered (113)B facets, and increases minority-carrier lifetime relative to a control film grown without the treatment. Photovoltaic devices formed from the film may include p-on-n, n-on-p, p-i-n, nBn, barrier-type, heterojunction, mesa, or planar junction structures. In certain embodiments the device exhibits a dark current density of not more than about 3×10{circumflex over ( )}−5 A/cm{circumflex over ( )}2 at 150 K and 200 mV bias.

SOLAR IRRADIANCE SENSOR CALIBRATION

Resumen de: US20260358171A1

A method of calibrating an irradiance sensor of a solar energy system comprises receiving a plurality of measured values of solar irradiance from the irradiance sensor for a period of time characterized by clear-sky conditions, accessing satellite irradiance data for the period of time, for a location including the irradiance sensor, and comparing the plurality of received measured values with the accessed satellite data to calculate a calibration function for the irradiance sensor. The receiving, accessing and comparing can all be carried out by a computing arrangement.

NIGHT-SKY THERMORADIATIVE POWER GENERATION USING E_coh-MATCHED GRAPHENE RESONANT-TUNNELLING DIODES

Resumen de: US20260361257A1

A thermoradiative generator that converts ambient heat into electrical power by radiating mid-infrared photons to the cold night sky. The generator includes a graphene/hexagonal-boron-nitride/graphene resonant-tunnelling diode configured for emission in a mid-infrared band coupled to the atmospheric transparency window, an optical cavity optically coupled to the resonant-tunnelling diode, and a reflector configured to direct emitted radiation skyward. In preferred embodiments, the peak emission energy is about 0.18 eV and the optical cavity thickness equals a coherence length of the emission. Representative embodiments provide nighttime electrical generation from ambient heat without auxiliary cooling or mechanical tracking.

NET BASED SOLAR TREE SYSTEM

Resumen de: US20260361261A1

A net based solar tree system for “Forestvoltaic” is designed to convert widely distributed forests on the earth into solar power generation stations. A net based solar tree system comprises: 1) a photovoltaic array of separated small photovoltaic panels with by-pass diodes; 2) a net used to cover a tree or group of trees in a forest; 3) a battery bank with swappable battery modules and a charge controller. Wherein, the separated small photovoltaic panels are distributed and tied on the net and connected with electrical cables; the net is used to cover the tree or trees; and the entire photovoltaic array is electrically connected to the battery bank to charge the battery modules for transport the stored energy to other places.

PHOTOVOLTAIC DEVICE AND MANUFACTURING METHOD THEREFOR, PHOTOVOLTAIC MODULE, POWER GENERATING APPARATUS, AND ELECTRIC APPARATUS

Resumen de: AU2025331073A1

The present application provides a photovoltaic device and a manufacturing method therefor, a photovoltaic module, a power generating apparatus, and an electric apparatus. The photovoltaic device comprises a battery functional assembly, a cover assembly, a sealing assembly, and a busbar assembly. The battery functional assembly comprises an electrode layer and a photoelectric conversion layer. The cover assembly comprises a cover body and a lead-out hole formed in the cover body, and the cover body covers the battery functional assembly. The sealing assembly comprises a first sealing member and a second sealing member, the first sealing member is at least arranged in the lead-out hole, and the second sealing member is arranged between the cover assembly and the battery functional assembly and is arranged at least opposite to the lead-out hole. The busbar assembly is connected to the electrode layer, and the busbar assembly passes through the first sealing member along a thickness direction and extends, via the lead-out hole, to the side of the cover body facing away from the battery functional assembly, wherein the first sealing member is sealingly connected to the busbar assembly and the wall of the lead-out hole, and the second sealing member is sealingly connected to the first sealing member and the battery functional assembly. The present application can improve the device stability of photovoltaic devices.

ENERGY STORAGE SYSTEM

Resumen de: US20260361266A1

There is provided a thermal energy storage apparatus including a thermal energy storage medium, a photovoltaic device, and a bidirectional waveguide, wherein the bidirectional optical waveguide is configured to guide radiation from the thermal energy storage medium to the photovoltaic device and also to guide radiation which passes through the photovoltaic device back to the thermal storage medium from the photovoltaic device. Also described are energy storage facility, an energy grid, a method of improving the efficiency of an energy grid or energy storage facility, and the use of such thermal energy storage apparatus or energy storage facility or energy grid in a method of storing and releasing energy or in a thermal energy storage apparatus, energy storage facility or energy grid.

HYBRID HEATING SYSTEM FOR POTABLE HOT WATER AND METHOD

Resumen de: US20260358019A1

A heating system for potable water tank in conjunction with a main refrigeration circuit. The heating system may have a heat exchanger configured to be in a heat exchange relation with potable water in the potable water tank, the heat exchanger configured to receive therein a refrigerant or coolant in condition for heating the potable water as the refrigerant or coolant is associated with an exit of at least one compressor of the main refrigeration circuit. At least one solar heating system is configured for generating heat from solar power, the at least one heating system using the heat generated from solar power to heat the potable water in the potable water tank. A controller unit is configured for operating the heating system as a function of at least one parameter associated with energy characterization.

Anordnung von Photovoltaik-Elementen in zumindest einer Ebene

Resumen de: DE102025118117A1

Bei einer Anordnung von Photovoltaik-Elementen in zumindest einer Ebene, wobei die Photovoltaik-Elemente in längserstreckten Tragelementen aufnehmbar sind und Anschlagmittel für die Tragelemente an Bauelementen im Bereich der Ebene ist vorgesehen, dass zum Verbinden der Photovoltaik-Elemente mit den längserstreckten Tragelementen Klammerbauteile vorgesehen sind, die an den Tragelementen ansetzbar sind und Abschnitte der Photovoltaik-Elemente haltend hintergreifen.Bei dieser Anordnung ist das Anordnen der Photovoltaik-Elemente in den längserstreckten Tragelementen vereinfacht und verliersicher ausgebildet.

Anordnungen von Photovoltaik-Elementen in zumindest einer Ebene

Resumen de: DE102025118109A1

Bei einer Anordnung von Photovoltaik-Elementen in zumindest einer Ebene, wobei die Photovoltaik-Elemente in längserstreckten Tragelementen aufnehmbar sind und Anschlagmittel für die Tragelemente an Bauelementen im Bereich der Ebene vorgesehen sind, ist vorgesehen, dass die Anschlagmittel wenigstens ein Verbindungsteil umfassen, das mit wenigstens einem exzentrisch angeordneten Durchbruch ausgerüstet ist.

Trägersystem

Resumen de: DE102025005214A1

Die Erfindung betrifft ein Trägersystem (1), wobei das Trägersystem (1) mindestens eine erste Photovoltaikeinheit (2) mit mindestens einer Photovoltaikmodulreihe (3, 3a, 3b, 3c, 3d, 3e, 3f) umfasst, wobei die Photovoltaikmodulreihe (3, 3a, 3b, 3c, 3d, 3e, 3f) mindestens ein, vorzugsweise zwei Photovoltaikmodule (4, 4a, 4b, 4c, 4d, 4e, 4f) umfasst, wobei das Trägersystem mindestens zwei Trägerelemente (5, 5a, 5b) umfasst, wobei ein Stützabschnitt (11) unterhalb des Photovoltaikmoduls (4, 4a, 4b, 4c, 4d, 4e, 4f) angeordnet ist, wobei ein erstes Lagerelement (8a) eines ersten Trägerelements (5, 5a) an dem Stützabschnitt (11) angeordnet ist, wobei der Abstand X von einer Außenkante des Photovoltaikmoduls (4, 4a, 4b, 4c, 4d, 4e, 4f) zum Stützabschnitt (11) ein Fünftel der Länge L des Photovoltaikmoduls (4, 4a, 4b, 4c, 4d, 4e, 4f) entspricht.

Flexibles Schnellmontagesystem für Photovoltaikmodule

Resumen de: DE102025117349A1

Ein Montagesystem (1), insbesondere zur Montage von Photovoltaikmodulen, weist wenigstens einen Rahmen (2) zum Einfassen eines PV-Moduls (3) auf. Der Rahmen (2) umfasst mehrere und vorzugsweise wenigstens vier Seitenleisten (4a, 4b), wobei das Montagesystem (1) bzw. der Rahmen (2) wenigstens einen und vorzugsweise wenigstens vier Verbinder (5a, 5b, 5c) aufweist. Der wenigstens eine Verbinder (5a, 5b, 5c) ist zum Verbinden von wenigstens zwei der Seitenleisten (4a, 4b) ausgebildet. Der Verbinder (5a, 5b, 5c) und die wenigstens zwei Seitenleisten (4a, 4b) sind ausgebildet, dass der Verbinder (5a, 5b, 5c) mit wenigstens einer der wenigstens zwei Seitenleisten (4a, 4b) gesteckt verbunden bzw. gesteckt verbindbar ist.

Photovoltaik-String Fehlerabsonderungsvorrichtung

Resumen de: DE102025117469A1

Fehlerabsonderungsvorrichtung für eine Photovoltaikanlage (PV-Anlage) (2), wobei die Fehlerabsonderungsvorrichtung (1) dazu ausgebildet ist, einen Fehlerzustand einer PV-Anlage (2) zu erfassen, einen für den Fehlerzustand auslösenden Fehler (3) mittels Steuerung des Energieflusses an mindestens einem Anlagenteil automatisiert zu lokalisieren, und den Betrieb der PV-Anlage (2) mit solchen Anlagenteilen automatisiert fortzusetzen, die nicht vom lokalisierten Fehler (3) betroffen sind.

PV SYSTEM HAVING COLLECTING UNITS, METHOD FOR OPERATING A PV SYSTEM HAVING COLLECTING UNITS, AND COLLECTING UNIT FOR PV STRINGS

Nº publicación: AU2025286694A1 12/11/2026

Solicitante:

SMA SOLAR TECH AG [DE]
SMA SOLAR TECHNOLOGY AG

Resumen de: AU2025286694A1

The application relates to a PV system (10) having an inverter (14) and having at least one collecting unit (20) for PV strings (12). The collecting unit (20) has a plurality of inputs for PV strings (12) and has an output, wherein the inputs are connected in parallel in the collecting unit (20) and are switchably connected to the output of the collecting unit (20). The output of the at least one collecting unit (20) is switchably connected to a two-pole DC bus (16), and the DC bus (16) is switchably connected to a bridge circuit (18) of the inverter (14). According to the application, the at least one collecting unit (20) is assigned a residual-current circuit breaker (21) which is arranged between the point at which the PV strings (12) are connected in parallel and the DC bus (16). The residual-current circuit breaker (21) is designed to break the connection between the PV strings (12) and the DC bus (16) if a residual current on the connection between the PV strings (12) and the DC bus (16) exceeds a specifiable limit value. The PV system is characterized in that the residual-current circuit breaker (21) is designed to maintain the connection between the PV strings (12) and the DC bus (16) even in the presence of an inherently inadmissible residual current and/or to prevent the breaking of the connection between the PV strings (12) and the DC bus (16) if a passivation signal (30) is applied to the residual-current circuit breaker (21). The application also relates to a met