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BACK CONTACT SOLAR CELL AND METHOD FOR MANUFACTURING SAME, PHOTOVOLTAIC MODULE

Resumen de: EP4819797A2

0001 The present application provides a back contact solar cell, a method for manufacturing the same, and a photovoltaic module. The back contact solar cell includes a substrate (110) having a first surface (m1) including a first region (m11) and a second region m(12) arranged alternately, a first passivation contact structure (120) disposed on the first region (m11), and a second passivation contact structure (130). The second region (m12) is provided with a pyramid-shaped texture structure. The second passivation contact structure (130) is disposed at least on the second region and covers the pyramid-shaped texture structure, and includes amorphous silicon and nanocrystalline silicon. The second region (130) includes a middle region (m121) and edge regions (m122) located on two sides of the middle region. A thickness difference of a portion of the second passivation contact structure located on the middle region (m121) is greater than a thickness difference of portions of the second passivation contact structure located on the edge regions (m122).

SUPPORT FOR FIXING SOLAR PANEL TO THE GROUND WITH CHOICE OF INCLINATIONS

Resumen de: EP4819484A1

L'invention concerne un support de fixation au sol de panneau solaire à choix d'inclinaisons (I), comportant une structure de maintien au sol (1), une barre de soutien avant gauche (2a), une barre de soutien avant droite (2b) comprenant chacune une section de fixation avant (210), une barre de soutien arrière gauche (3a) et une barre de soutien arrière droite (3b), comprenant chacune une première section de fixation arrière (310) et une deuxième section de fixation arrière (320), un système de pose (4) comportant un rail avant (4a) et un rail arrière (4b) destinés à recevoir au moins un panneau (II) solaire, deux équerres avant et deux équerres arrière (5), chacune composée d'une aile de support (5a) fixée au système de pose et d'une aile de montage (5b) fixée à l'une des barres de soutien, l'aile de montage comportant un trou de fixation (50) et au moins un trou d'orientation (51).

PASS-THROUGH TRANSITION ENCLOSURE

Resumen de: EP4819485A1

A system including an enclosure is described herein, the enclosure having a housing and a lid coupled to the housing, the housing defining a first aperture and a second aperture. The system may include a pass-through connector coupled to an interior surface of the enclosure. The pass-through connector may comprise a body having an interior curved edge; a cap coupled to the body and comprising a pivot pin, wherein the pivot pin and the interior curved edge define a channel in the interior; a contact spring positioned in part within the channel; a terminal having a fastening region and a contact region; and an actuator having a first end and a second end, wherein the second end is in contact with the contact spring.

SOLAR CELL, METHOD FOR MANUFACTURING SOLAR CELL, AND PHOTOVOLTAIC MODULE

Resumen de: EP4819802A2

A solar cell, a method for manufacturing the same, and a photovoltaic module are provided. The solar cell includes a substrate, first and second doped parts, and first electrodes. The substrate has a first surface including first regions and second regions arranged alternatingly in a first direction. Each of the first and second doped parts is located on a corresponding first and second region, respectively and is separated from each other. Each first electrode and a third doped part are located on the corresponding first doped part. On the first doped part, the third doped part is located on at least one side of the first electrode in the first direction and is separated from the adjacent first electrode. The first doped parts are doped with dope elements different from the second doped parts and the third doped parts.

DEVICE FOR MOUNTING SOLAR PANELS

Resumen de: EP4818594A1

0001 Die Erfindung betrifft eine Vorrichtung zur Montage von Solarpanels (12), wobei die Vorrichtung mehrere Querträger (2) umfasst, wobei immer ein Paar von Querträgern (2) an seinem oberen Ende über ein Scharniergelenk verbunden ist und die Querträger (2) des Paares an ihren beiden unteren Enden über jeweils ein Scharniergelenk mit Befestigungselementen (3) verbunden sind, wobei die unteren Enden der Querträger (2) mit den Befestigungselementen (3) an Längsträgern (1) befestigt sind, wobei der Neigungswinkel des Paares der Querträger (2) über den Abstand der Längsträger (1) vorgegeben ist, an dem das Paar befestigt ist, wobei in Längsrichtung der Längsträger (1) zumindest zwei Paare von Querträgern (2) vorliegt, wobei an den zwei Paaren von Querträgern (2) zwei Solarpanels (12) befestigbar sind.

FIRE PREVENTION OR EXTINCTION SYSTEM

Resumen de: WO2025114383A1

The invention provides a fire prevention or extinction system for a solar panels on a slanted roof. The system comprises at least one fluid feed line, at least one fluid delivery line connected to the at least one fluid feed line, the fluid delivery line comprising nozzles for emitting fluid, at least one sensor for determining hazardous conditions, and a processor device connected to the at least one sensor. The system is adapted to be placed on a roof underneath one or more solar panels so that the fluid delivery line runs along a highest edge of the one or more solar panels and the nozzles will emit fluid in a downward direction underneath the solar panels. The processor device is configured to detect the existence of hazardous conditions based on sensor data and, in case there are hazardous conditions, perform at least one of raising an alarm and sending fluid through the fluid feed lines.

IMPROVED PHOTOVOLTAIC CELL COMPRISING A CONNECTION INTERFACE

Resumen de: WO2025114369A1

An electrical connection interface (20) comprising a silicon support (21) which has a front face (22) and a rear face (23) opposite the front face (22), wherein the front face (22) comprises a welded connection with a connector (30) intended to be connected to an electrical harness (10) and the rear face comprises an electrically conductive zone. A cell comprising such an interface (20). A photovoltaic module comprising such a cell.

PEROVSKITE SOLAR MODULE WITH INDIUM ZINC-TIN OXIDE LAYER AND METHODS FOR MAKING THE SAME

Resumen de: US20250176418A1

Perovskite solar modules with one or more indium zinc-tin oxide layers and methods for making the same are disclosed.

PROTECTIVE DEVICE FOR SOLAR PHOTOVOLTAIC SYSTEMS AND THE LIKE

Resumen de: WO2025114917A1

The present invention concerns a protective device (1a, 1b, 1c) for solar photovoltaic systems and the like, comprising a supporting frame (3) having a back surface (4) and one or more photovoltaic panels (5) arranged in the supporting frame. The protective device (1a, 1b, 1c) comprises protective means (10', 10'', 11) combined with the back surface, and movement means (9) for bringing the photovoltaic system to a protective position (P3), in which it is arranged so as to be oriented downward and preferably in a substantially horizontal direction (H), with each photovoltaic panel (5) facing downward and the protective means facing upward.

SNOW REMOVAL SYSTEM FOR A PHOTOVOLTAIC SYSTEM

Resumen de: EP4819488A1

0001 Die Erfindung betrifft ein Schneebefreiungssystem (100) für eine Photovoltaikanlage (1000) mit einer Steuereinrichtung (110), einem Rückstromeingang (111) zur elektrischen Verbindung mit einem Gleichstromausgang eines PV-Wechselrichters, insbesondere einem Batteriespeicherausgang (201, 202) eines PV-Hybridwechselrichters (200), wenigstens einem Rückstromausgang (112, 122) zur elektrischen Verbindung mit wenigstens einem Photovoltaikmodul (301, 302), und einer mit der Steuereinrichtung (110) signalverbundenen Schneesensoreinrichtung (120) zum Ermitteln einer Schneedicke auf dem wenigstens einen Photovoltaikmodul (301, 302), wobei der Rückstromeingang (111) über eine Schaltvorrichtung (115, 116) mit dem Rückstromausgang (112) elektrisch verbindbar ist, und wobei die Steuereinrichtung (110) angepasst ist, um Signale der Schneesensoreinrichtung (120) zu empfangen und auszuwerten sowie die Schaltvorrichtung (110) in Abhängigkeit der von der Schneesensoreinrichtung (120) empfangenen Signale zu betätigen, insbesondere wobei die Steuereinrichtung (110) mittels der Schaltvorrichtung (115, 116) eine elektrische Verbindung zwischen dem Rückstromeingang (111) und dem Rückstromausgang (112, 122) herzustellen, wenn die Schneedicke einen vorbestimmten Schwellwert überschreitet, und die elektrische Verbindung zwischen dem Rückstromeingang (111) und Rückstromausgang (112, 122) zu unterbrechen, wenn die Schneedicke den vorbestimmten Schwellwert unterschreitet. Ferner betri

Dispositif photovoltaïque amélioré

Resumen de: FR3173765A1

TITRE : Dispositif photovoltaïque amélioré L’invention concerne un dispositif photovoltaïque (10) plan apte à être orienté selon au moins une première position angulaire (AP1) et une deuxième position angulaire (AP2) par rapport à un faisceau lumineux incident (ILB), le dispositif photovoltaïque comprenant : une pluralité de microcellules photovoltaïques (PMC) connectées à un même réseau électrique, un concentrateur de lumière (LC) comprenant au moins une première matrice (Mat1) de lentilles (L) associée à ladite pluralité de microcellules photovoltaïques, le concentrateur étant configuré pour : focaliser le faisceau lumineux incident au moins partiellement sur la microcellule associée et selon un premier spot de focalisation (FS1), lorsque le dispositif photovoltaïque est orienté selon la première position angulaire,focaliser le faisceau lumineux incident au moins partiellement sur une microcellule adjacente à la microcellule associée et selon un deuxième spot de focalisation (FS2) lorsque le dispositif photovoltaïque est orienté selon la deuxième position angulaire. Figure pour l’abrégé : Figure 1

SOLAR CELL AND PREPARATION METHOD THEREOF

Resumen de: AU2026200689A1

Provided are a solar cell and a preparation method of the solar cell. The solar cell includes a silicon substrate and a stack structure. The stack structure is provided on a rear surface of the silicon substrate along a thickness direction of the solar cell. The silicon substrate and the stacked structure contain antimony element. The stack structure at least includes a first oxide layer, a first doped polycrystalline silicon layer, a second oxide layer and a second doped polycrystalline silicon layer which are sequentially stacked along the thickness direction of the solar cell. An antimony doping concentration in the second oxide layer is higher than an antimony doping concentration in the first doped polycrystalline silicon layer. Antimony element in the stack structure can be bonded with silicon element, thereby effectively improving the passivation effect, solving the problem of low conductivity of carriers, and thus enhancing the working efficiency of the solar cell. The stack structure has a certain concentration gradient characteristic along the thickness direction of the solar cell, which can improve the conductivity of the carriers in the stack structure, and thereby reducing the series resistance of the solar cell. resistance of the solar cell. an a n { an a n

HETEROJUNCTION CELL AND MANUFACTURING METHOD THEREOF, PHOTOVOTAIC MODULE, AND PHOTOVOTAIC SYSTEM

Resumen de: US20260305011A1

0000 The present disclosure relates to a heterojunction cell and a manufacturing method thereof, a photovoltaic module, and a photovoltaic system. The heterojunction cell includes a substrate, and a first intrinsic amorphous silicon layer, a first silicon material layer, and a first transparent conductive oxide layer stacked in sequence on a first side surface of the substrate. The heterojunction cell further includes: a transparent conductive oxide pattern and an anti-reflection layer that are disposed on different regions of a surface of the first transparent conductive oxide layer facing away from the substrate; and a first metal electrode stacked on a surface of the transparent conductive oxide pattern facing away from the substrate.

SOLAR POWER GENERATOR FOR VEHICLE

Resumen de: US20260303005A1

0000 A solar power generation device for vehicles is to be installed on a base carrier on the roof of a vehicle, and includes a frame, a clamp to secure the frame to the base carrier, a slide rail, and a solar power generation panel. The solar power generation panel includes a fixed solar panel that is fixed at the uppermost part of the frame, and a movable solar panel that is located under the fixed solar panel. The slide rail includes a fixed rail that is fixed on the frame, and a movable rail that supports the movable solar panel and extract and retract the movable solar panel. This makes it possible to provide a solar power generation device for vehicles that can increase the amount of power generated by the solar power generation panel while preventing deterioration of design quality.

FOLDABLE SOLAR PANEL

Resumen de: US20260303014A1

0000 A foldable solar panel including at least two solar modules mounted to a substrate. The foldable solar panel includes hook and loop tape to secure the foldable solar panel in the folded configuration. The foldable solar panel includes at least two straps and at least two horizontal rows of webbing operable to attach the foldable solar panel to a load-bearing platform.

SOLAR CELL AND METHOD FOR MANUFACTURING SOLAR CELL

Resumen de: US20260305008A1

0000 The present disclosure provides a solar cell and a method for manufacturing a solar cell. An example solar cell includes: a semiconductor substrate, first conductive contact layers bus electrodes, and collector electrodes. The first conductive contact layers are formed on at least one surface of the semiconductor substrate, extend in a first direction, and are spaced apart in a second direction. The bus electrodes are formed over the first conductive contact layers, and located on at least one surface of the semiconductor substrate. The bus electrodes extend in the first direction and are spaced apart in the second direction. A projection of at least one of the first conductive contact layers on the semiconductor substrate overlaps with a projection of the bus electrodes on the semiconductor substrate.

SOLAR MODULES INCLUDING MOUNTS FOR MOUNTING ON A SURFACE

Resumen de: US20260303004A1

0000 A solar module for installation on a structure includes a laminate for converting solar energy into electricity. The solar module also includes a mount connected to the laminate for mounting the solar module on a surface of the structure. The mount includes features to facilitate mounting the solar module on a surface or positioning the solar module in a solar array with other solar modules.

PHOTOVOLTAIC SOLAR CELL STRUCTURE, MANUFACTURING METHOD THEREOF, AND PHOTOVOLTAIC MODULE

Resumen de: US20260304967A1

0000 This application discloses a photovoltaic solar cell, a manufacturing method thereof, and a photovoltaic module. The photovoltaic solar cell structure includes: a back contact solar cell, a soldering portion, an insulating material, and a conductive material. Each of the soldering portion is at least located on a corresponding busbar included in the back contact solar cell. The insulating material covers at least a target part of each finger included in the back contact solar cell. The target part is a part in which a distance between each of the finger and a busbar having a polarity opposite to that of the finger is less than a preset distance. The conductive material is formed on each of the soldering portion, and a height of a top of the conductive material is greater than or equal to a height of a top of the insulating material.

SOLAR CELL DESIGN FOR IMPROVED PERFORMANCE AT LOW TEMPERATURE

Resumen de: US20260304965A1

A solar cell having a cell comprised of gallium arsenide (GaAs) or indium gallium arsenide (InGaAs) with a back surface field (BSF) comprised of aluminum gallium arsenide (AlGaAs) or indium aluminum gallium arsenide (InAlGaAs) p-type doped for enhanced operation of the solar cell at temperatures less than −50° C. In one example, the back surface field comprises AlxGa1-xAs or In0.01AlxGa1-xAs, wherein x is less than about 0.8, for example, 0.2. The back surface field may be p-type doped with zinc (Zn) or carbon (C).

SPRING COUNTER-BALANCE ASSEMBLIES AND SOLAR TRACKERS INCORPORATING SPRINGS TO BALANCE ROTATION

Resumen de: US20260303010A1

0000 A solar tracker assembly is provided which includes a support column, a torque tube or torsion beam connected to the support column, a mounting mechanism attached to the torque tube or torsion beam, a drive system connected to the torque tube or torsion beam, and a spring counter-balance assembly connected to the torque tube or torsion beam. An exemplary spring counter-balance assembly comprises a bearing housing and a bushing disposed within the bearing housing and configured to be slideably mounted onto the torque tube or torsion beam, and one or more compressible cords made of a flexible material. The compressible cords are located between the bushing and the bearing housing and provide damping during rotational movement of the solar tracker assembly.

Portable Power Case

Resumen de: US20260305017A1

0000 Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least two access ports and at least one USB port. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators. The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.

Solarzellenstruktur zur Ausbildung einer photovoltaischen Solarzelle und Verfahren zu deren Herstellung

Resumen de: DE102025111853A1

Vorgeschlagen wird eine Solarzellenstruktur (1) zur Ausbildung einer photovoltaischen Solarzelle, mit einem Siliziumsubstrat (100), das eine Basisdotierung des n-Typs oder des p-Typs aufweist, und mit einer an einer Vorderseite (VS) des Siliziumsubstrats (100) angeordneten Vorderseitenstruktur (200) und einer an einer Rückseite (RS) des Siliziumsubstrats (100) angeordneten Rückseitenstruktur (300), die sich dadurch auszeichnet,dass die Vorderseitenstruktur (200) eine dielektrische Vorderseitentunnelschicht (210) und eine polymorphe oder polykristalline, siliziumhaltige Vorderseitenhalbleiterschicht (220) eines Vorderseitendotierungstyps aufweist, wobei die Vorderseitentunnelschicht (210) zwischen Vorderseitenhalbleiterschicht (220) und Siliziumsubstrat (100) angeordnet ist, dass die Rückseitenstruktur (300) eine dielektrische Rückseitentunnelschicht (310) und eine polymorphe oder polykristalline, siliziumhaltige Rückseitenhalbleiterschicht (320) eines Rückseitendotierungstyps aufweist, wobei die Rückseitentunnelschicht (310) zwischen Rückseitenhalbleiterschicht (320) und Siliziumsubstrat (100) angeordnet ist,dass eine der beiden Schichten Vorderseitenhalbleiterschicht (220) und Rückseitenhalbleiterschicht (320) eine n-Dotierung mit einer Dotierkonzentration größer 1019cm-3, bevorzugt größer 5*1019cm-3, höchst bevorzugt größer 1020cm-3,aufweist und die andere der beiden Schichten eine p-Dotierung mit einer Dotierkonzentration größer 1019cm-3, bevorzugt größ

SOLAR CELL STRING

Resumen de: WO2026204294A1

Provided is a solar cell string (1) comprising: a plurality of solar cells (10) that each have a front surface electrode pattern (16) which has a plurality of front surface finger electrodes (161), a perovskite photoelectric conversion layer (14), a crystalline silicon photoelectric conversion substrate (11), and a rear surface electrode pattern (13) which has a plurality of rear surface finger electrodes (131) and a rear surface bus bar electrode (132), and that are disposed such that ends thereof overlap; a plurality of conductive adhesives (21) that are respectively disposed on the plurality of front surface finger electrodes (161) to connect the front surface finger electrodes (161) to the rear surface bus bar electrodes (132) of the solar cells (10) facing each other; and an insulating adhesive (22) that are disposed between the front surface finger electrodes (161) to connect the solar cells (10) facing each other.

SOLAR CELL AND METHOD FOR PRODUCING SOLAR CELL

Resumen de: WO2026204401A1

Provided is a solar cell (1) that is in the form of a short strip, that comprises a first bus bar electrode (41) and a plurality of first finger electrodes (31), and that is used to form a solar cell string via shingling connection in which adjacent solar cells (1) are connected in a manner facing each other in the Z-axis direction at the position of the first bus bar electrode (41). The first bus bar electrode (41) has a first overlap part (411) that overlaps with the ends of the plurality of first finger electrodes (31) and a first non-overlap part (412) that is positioned toward the opposite direction from the direction in which the plurality of first finger electrodes (31) extend and that does not overlap with the ends of the plurality of first finger electrodes (31). The first overlap part (411) protrudes further from the cell surface than the first non-overlap part (412).

PRODUCTION LINE FOR PRODUCING SOLAR CELL

Nº publicación: US20260304998A1 01/10/2026

Solicitante:

LAPLACE RENEWABLE ENERGY TECH CO LTD [CN]
LAPLACE RENEWABLE ENERGY TECHNOLOGY CO., LTD.

Resumen de: US20260304998A1

0000 A production line for producing a solar cell includes a texturing device, a boron diffusion device, an etching device, a PECVD device, a passivation system and an electrode manufacturing system. The texturing device is configured to perform a texturing process of an N-type silicon wafer. The boron diffusion device is configured to perform a boron diffusion process. The etching device is configured to perform an etching process and a polishing process. The PECVD device is configured to form a tunneling oxide layer and a silicon layer on a back side of the silicon wafer. The annealing device is configured to perform an annealing process. The passivation system is configured to perform a passivation layer process, a front film process and a back film process. The electrode manufacturing system is configured to perform a preparation process of electrodes on two sides of the silicon wafer to form a solar cell.