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HOT MELT COMPOSITION IN THE FORM OF A FILM FOR USE IN PHOTOVOLTAIC MODULES

Resumen de: CN120917094A

The invention features a hot melt composition in the form of a film comprising a blend of a propylene-based polymer and an ethylene-based polymer. The hot melt composition in the form of the film can be used as an encapsulant for photovoltaic modules.

Dispositif de nettoyage de miroirs de tours solaires

Resumen de: FR3164857A1

Dispositif de nettoyage de miroirs de tours solaires. L’invention concerne un dispositif permettant de nettoyer les miroirs de tours solaires pour maximiser la production électrique de ces installations en minimisant l’intervention humaine, le coût de nettoyage et étant installable sur les miroirs déjà en service. Il est constitué de guides (1) fixés à deux extrémités du miroir permettant de guider un liquide de nettoyage (3) entre deux réservoirs (2), un à chacune des deux autres extrémités du miroir. Lorsque le miroir est incliné, le liquide coule par gravité et les particules s’y attachent par capillarité et sont ensuite séparées du liquide par un filtre (4). Le liquide peut être guidé par un système de guidage (6) articulé (7) pour optimiser le nettoyage et les particules peuvent être séparées du filtre par ouverture temporaire du système via un système de glissière (8) lié à un contrepoids (9) et ajout d’une articulation (5) sur le filtre et d’une barre de liaison (10) entre ce dernier et la glissière pour permettre sa rotation. Le dispositif selon l’invention est destiné au nettoyage des miroirs de tours solaires. Figure pour l’abrégé : Fig 1

OPTIMIZE AN ENERGY STORAGE SYSTEM OF PHOTO-VOLTAIC COUPLED WITH BATTERY

Resumen de: AU2024283485A1

A photo-voltaic (PV) battery system that includes a battery system, a photo-voltaic (PV) electricity generation system, and a charge controller. The battery system is configured to store electrical charge at a voltage Vb when fully charged. The photo-voltaic electricity generation system is configured to convert energy from incident light into electricity to thereby generate electricity. The charge controller coupled to the battery system and the photo-voltaic electricity generation system so that at least some of the generated electricity flows through the charge controller into the battery system. For any given light intensity L within a practical solar intensity range, the electricity generated in the photo-voltaic system has a maximum power extraction voltage point Vmx(L) and its corresponding current Imx(L), which are a function of the incident light intensity L.

LOW-PROFILE SOLAR ARRAY PACKAGING AND DEPLOYMENT FOR SATELLITE

Resumen de: AU2024292775A1

A solar array assembly is provided. The solar array assembly includes multiple solar panels and a hinge mechanism. The hinge mechanism can couple the multiple solar panels to a side of a body of a satellite. The hinge mechanism is operable to transition the multiple solar panels between an extended configuration and a retracted configuration. In the extended configuration, the multiple solar panels are expanded from the side of the satellite along a longitudinal axis. In the retracted configuration, the multiple solar panels are folded against a bottom of the body.

PHOTOVOLTAIC ASSEMBLY

Resumen de: AU2023457149A1

A photovoltaic assembly, comprising: a back panel (100) and a front panel (200), which are arranged opposite each other; battery strings (300), which are arranged between the back panel (100) and the front panel (200); bus-bars (400), which are electrically connected to the battery strings (300); and waterproof structures (600), which are sandwiched between the back panel (100) and the front panel (200), wherein a lead hole (K) is provided in the back panel (100), each bus-bar (400) is provided with a lead-out end (401), and the lead-out end (401) is threaded through the lead hole (K) by means of a waterproof structure (600); and the orthographic projection of the lead hole (K) on a reference plane is located within an outer contour of the orthographic projections of the waterproof structures (600) on the reference plane, the reference plane being a plane parallel to the plane where the lead hole (K) is located.

A FLOATING SOLAR PHOTOVOLTAIC SYSTEM

Resumen de: US20260021875A1

A floating photovoltaic system (1) comprising a flotation unit (100) and a mooring system (30), wherein the flotation unit (100) comprises at least one sail (2) having at least one vertical or near vertical photovoltaic panel (20) mounted on a mast (3) and supported on a base (5), wherein the base (5) further comprises at least one buoyancy element (10); and wherein the mooring system (30) comprises a single point mooring buoy (32) connected to at least one buoyancy element (10) or the base (5) via mooring lines (33), and at least one mooring line (34) from the single point mooring buoy (32) tethered to at least one anchor point (36).

CHARGING PILE COORDINATION SYSTEMS, METHODS AND MEDIA

Resumen de: US20260021736A1

A charging pile coordination system, method, and medium, the system including: a user terminal provided with a first positioning unit, a plurality of charging piles, an environmental monitoring unit, and a processor. The processor is configured to: for each of the plurality of charging piles, obtain a power generation parameter; determine a predicted efficiency and a confidence level for the predicted efficiency based on the environmental feature and the power generation parameter; determine an amount of power available based on the predicted efficiency, the confidence level for the predicted efficiency, and an amount of power remaining; determine a preferred charging scheduling parameter based on the amount of power available, a charging pile position, and the charging demand; and generate a first scheduling instruction, a second scheduling instruction, and notification information and send them to the plurality of charging piles, the environmental monitoring unit, and the user terminal, respectively.

AUTOMATIC CLEANING APPARATUS FOR SOLAR COLLECTORS, PHOTOVOLTAIC PANELS, WINDOWS AND SIMILAR SURFACES

Resumen de: US20260020664A1

Automatic cleaning apparatus for solar collectors, photovoltaic panels, windows and similar surfaces, consisting of an elastic brush 10 formed by an elastic cord 20 having bristles 30 inserted therein. The ends of the cord are hooked to discs 50 through hooks 40 that rotate through two motors 60 driven synchronously and controlled by a central unit 70. The cord vibrates and a circularly polarized stationary wave is established therein. The brush 10 is secured to a cart 80 that moves through wheels 90 driven by motors 100 across the photovoltaic panel.

METHODS AND DEVICES FOR CONTROLLING SOLAR TRACKER

Resumen de: US20260023398A1

Devices and methods presented in this disclosure may be advantageously employed to optimize power generation and/or increase longevity of modules. In aspects of the invention, switching from backtracking mode to twin half cut module mode depending on angle of incidence and/or diffuse fraction calculations/measurements may increase power generation compared to if only one mode were used. In aspects of the invention, preventing the tracker from generating excess power may reduce temperatures of the tracker and increase longevity of its solar panels.

ARC FAULT CURRENT HEALTH CHECK CIRCUIT

Resumen de: US20260023107A1

An AC power source is controlled to inject an AC signal to a current sensor. In one embodiment, the AC power source is capacitively coupled to the current sensor. An output of an arc fault detection circuit is received. In one embodiment, the arc fault detection circuit is coupled to the current sensor, and wherein the arc fault detection circuit is configured to detect a presence of an arc based at least in part on the current sensor. It is determined whether a fault in the arc fault detection circuit is present based at least in part on an evaluation of the output of the arc fault detection circuit.

FLUID DEPOSITION SYSTEM AND METHOD

Resumen de: US20260022564A1

A fluid deposition system is provided. The system comprises one or more electronic processors, and one or more electronic memories each electrically connected to at least one of the one or more processors and having instructions stored therein. The processor(s) is/are configured to access the memory or memories and execute the instructions stored therein such that the processor(s) is/are configured to: determine whether one or more predetermined criteria are met for initiating deposition of fluid onto an area of interest; when it is determined that the criteria is/are met, determine one or more operating parameters of the fluid deposition system to use in the deposition of the fluid onto the area of interest; and following the determination of the operating parameter(s), generate one or more electrical signals to cause the fluid to be deposited onto the area of interest in accordance with the determined parameter(s).

Verfahren zum Aufhängen von Solarzellen

Resumen de: DE102024002386A1

Die Erfindung betrifft eine Methode, um Solarzellen frei beweglich aufzuhängen. Die Solarzellen werden dabei mit Befestigungspunkten ausgerüstet und dann mit flexiblen oder starren Verbindungen verbunden werden. Durch den flexiblen Aufbau der Konstruktion kann die Belastung durch Wind, Regen und Schnee deutlich reduziert werden.Werden geeignete Versteifungselemente bereits in die Solarzelle eingebracht, dann kann der Aufwand für die zusätzlich notwendige mechanische Stabilisierung deutlich reduziert werden.

Photovoltaikeinheit zur Bereitstellung von elektrischer Energie, Photovoltaikanlage und Verfahren zur Herstellung einer Photovoltaikeinheit

Resumen de: DE102024120244A1

Die Erfindung betrifft eine Photovoltaikeinheit (100) zur Bereitstellung von elektrischer Energie, umfassend mindestens zwei mit einem elektrischen Verbinder (110) verbundene Photovoltaikelemente (106, 108), wobei der elektrische Verbinder (110) eine Haupterstreckungsrichtung (112) aufweist, ein transparentes Kapselmaterial (114), innerhalb dessen die mindestens zwei Photovoltaikelemente (106, 108) eingebettet sind, eine das Kapselmaterial (114) abdeckende, vordere Abdeckeinheit (116), die eine Vorderseite (103) der Photovoltaikeinheit (100) ausbildet, wobei die vordere Abdeckeinheit (116) einen Kunststoff (118) umfasst oder die vordere Abdeckeinheit (116) aus einem Kunststoff (118) besteht, wobei der Kunststoff aneinander angeordnete, unidirektional faserverstärkte Kunststofflagen (119, 119', 119") aufweist, wobei Fasern (120, 120', 120") zumindest einer der unidirektional faserverstärkten Kunststofflagen (119, 119', 119") parallel zu der Haupterstreckungsrichtung (112) des elektrischen Verbinders (110) ausgerichtet sind, und wobei die Fasern (120, 120', 120") als Endlosfasern ausgebildet sind.

ATTACHMENT BRACKET APPARATUS

Resumen de: US20260022563A1

A bracket includes a base configured to be mounted to a mounting surface and a flange extending from the base and positioned to bisect the base thereby forming a first side and a second side of the base. The base includes a first hole disposed along a central axis of the base and in the first side of the base, a second hole disposed along the central axis of the base and in the second side of the base, and one or more divots formed in a top side of the base and disposed on the first side of the base. Fasteners are inserted through the first hole and the second hole when the bracket is secured to a first mounting structure. Furthermore, fasteners are inserted through the first hole, the second hole, and are drilled through the one or more divots when the bracket is secured to a second mounting structure.

ELECTRICALLY GROUNDING METAL ROOFING SHINGLES WITH PHOTOVOLTAIC SYSTEMS

Resumen de: US20260022560A1

A roofing system, including at least a first, second, and third metal roofing shingle installed on a roof deck adjacent to a plurality of photovoltaic modules, the first and second metal roofing shingles installed in a first row on the roof deck, the third metal roofing shingle installed in a second row on the roof deck, each of the metal roofing shingles including a metal layer and a cover layer, the metal layer including a conductive metal, the cover layer overlaying a portion of the metal layer and exposing at least one side lap of the metal layer, the side lap of the metal layer of the second metal roofing shingle overlaying and in electrical contact with the side lap of the metal layer of the first metal roofing shingle, to form a first grounding path, and the third metal roofing shingle in electrical contact with the first metal roofing shingle, to form a second grounding path.

DISPLAY DEVICE

Resumen de: US20260026212A1

A display device includes an organic light emitting device in a display area on a substrate; a thin film transistor connected to the organic light emitting device; an encapsulation layer including a first encapsulation layer, a second encapsulation layer on the first encapsulation layer, and a third encapsulation layer on the second encapsulation layer; and a first dam adjacent to a buffer area on the substrate and a second dam surrounding a camera area that is adjacent to the buffer area, the second dam configured to block the second encapsulation layer from extending past the second dam. The first dam includes a same material as a bank disposed in the display area, and the first encapsulation layer and the third encapsulation layer extend to the camera area.

Functional Layer Material, Light-Emitting Device, and Display Panel

Resumen de: US20260026257A1

A functional layer material is selected from any one of structures shown in a general formula (I). IA represents a first substitution unit including at least one fused ring aryl group; X is selected from any one of O, S and Se; Y is selected from any one of O, S, N(R4), C(R5R6) and a single bond; L1 is selected from any one of a single bond, substituted or unsubstituted C6 to C30 arylene groups, substituted or unsubstituted C1 to C30 heteroarylene groups, substituted or unsubstituted C7 to C30 aralkylene groups, and substituted or unsubstituted C2 to C30 heteroaralkylene groups; L2 is selected from any one of substituted or unsubstituted C6 to C30 arylene groups, substituted or unsubstituted C1 to C30 heteroarylene groups, substituted or unsubstituted C7 to C30 aralkylene groups, and substituted or unsubstituted C2 to C30 heteroaralkylene groups.

SOLAR CELL, PREPARATION METHOD THEREOF, AND ELECTRIC APPARATUS

Resumen de: US20260026181A1

A solar cell, a preparation method thereof, and an electric apparatus are described The solar cell includes a substrate, a conductive layer, a grid line layer, a perovskite functional layer, and an electrode layer, where the conductive layer includes conductive portions with a first gap between the conductive portions, the grid line layer includes a plurality of grid lines, the perovskite functional layer includes functional portions with a second gap between the functional portions, each grid line is located between the first gap and the second gap that are adjacent to each other, the electrode layer includes a plurality of electrodes, and the electrodes are electrically connected to the grid lines.

MULTILAYER COMPOSITE TRANSPORT LAYER, PEROVSKITE SOLAR MODULE, AND PREPARATION METHOD THEREOF

Resumen de: US20260026180A1

The present disclosure relates to a multilayer composite transport layer, including a blocking graded layer, a graded layer, a hole transport layer, and a buffer layer stacked in sequence along a light incidence direction. A preparation material of the blocking graded layer is fluorine-doped tin oxide doped with element R to replace element F, with a replacement ratio of the element R to the element F ranging from 1% to 100%. The element R is at least one element of W, Nb, Ni, Al, or Si. A preparation material of the graded layer is NixAySizSnmOn or CuxAySizSnmOn, where x>0, y>=0, z>=0, m>=0, n>0, and A is aluminum (Al) or boron (B). A preparation material of the hole transport layer is NiOx, CuxO, or CuSCN. A preparation material of the buffer layer is NiaEbNcOd or CuaEbNcOd, where a>0, b>=0, c>0, d>=0, and E is Al, B, Si, Zn, Co, or Zr.

SYSTEMS AND METHODS FOR REMOTE OR LOCAL SHUT-OFF OF A PHOTOVOLTAIC SYSTEM

Resumen de: US20260026136A1

Systems and methods for shut-down of a photovoltaic system. In one embodiment, a method implemented in a computer system includes: communicating, via a central controller, with a plurality of local management units (LMUs), each of the LMUs coupled to control a respective solar module; receiving, via the central controller, a shut-down signal from a user device (e.g., a hand-held device, a computer, or a wireless switch unit); and in response to receiving the shut-down signal, shutting down operation of the respective solar module for each of the LMUs.

SOLAR CELL MODULE

Resumen de: US20260026110A1

A solar cell module comprising M×N solar cell submodules arranged in a two-dimensional manner in M rows and N columns (where M is an integer equal to or greater than 2 and N is an integer equal to or greater than 1). Each of the solar cell submodules includes thin-film solar cells divided in an X direction and extending in a Y direction intersecting the X direction, and connected in series and integrated; and extraction electrodes at X-direction-side ends and extending in the Y direction. In the solar cell submodules in an nth column (where n is an integer of 1-N), the solar cell submodules in the first to Mth rows are connected in parallel, and the Y-direction size of the solar cell submodule in the Mth row is less than the Y-direction size of the solar cell submodules in rows other than the Mth row.

Display Device

Resumen de: US20260026103A1

Disclosed is a display device that is capable of realizing low power consumption. The display device includes a first thin film transistor having a polycrystalline semiconductor layer in an active area and a second thin film transistor having an oxide semiconductor layer in the active area, thereby realizing low power consumption, wherein at least one opening disposed in a bending area has the same depth as one of a plurality of contact holes disposed in the active area, whereby the opening and the contact holes are formed through the same process, and the process is therefore simplified.

ORGANIC ELECTROLUMINESCENT DEVICES

Resumen de: US20260026191A1

A method for improving the operation of an OLED includes maximizing non-radiative transfer of excited state energy from the OLED's organic emissive material to surface plasmon polaritons in an enhancement layer by providing the enhancement layer no more than a threshold distance away from the organic emissive layer; and emitting light into free space from the enhancement layer by scattering the energy from the surface plasmon polaritons through an outcoupling layer that is provided proximate to the enhancement layer but opposite from the organic emissive layer.

DISPLAY SUBSTRATE AND DISPLAY SCREEN

Resumen de: US20260026197A1

A display substrate and a display screen are provided. A trapezoidal reflection structure is arranged on a TFE layer, a low-refractive-index reflection layer is arranged on the trapezoidal reflection structure, a high-refractive-index reflection layer is arranged on the low-refractive-index reflection layer, and a cover plate is attached. In a case that light is reflected by the high-refractive-index reflection layer toward the low-refractive-index reflection layer, due to a difference between refractive indices, a part of the light is totally reflected after an incident angle is greater than a critical angle. The low-refractive-index reflection layer serves as a condensing lens to change large-angle transverse light into active forward light, so as to improve the light transmittance of the display substrate, and increase the brightness at a front viewing angle.

PHOTOVOLTAIC SYSTEM AND SHORT CIRCUIT DETECTION METHOD FOR PHOTOVOLTAIC SYSTEM

Nº publicación: US20260025099A1 22/01/2026

Solicitante:

KANEKA CORP [JP]
KANEKA CORPORATION

Resumen de: US20260025099A1

A photovoltaic system that detects a short circuit in tandem solar cell modules, and includes a solar cell string in which a number of tandem solar cell modules are connected; and a short circuit detector. A number of bottom-side solar cell submodules constitute a series-connected, bottom-side solar cell string, and a number of top-side solar cell submodules constitute a series-connected, top-side solar cell string. The short circuit detector measures the potential difference Vps+ between a positive potential terminal of the bottom-side solar cell string and a positive potential terminal of the top-side solar cell string, measures the potential difference Vps− between a negative potential terminal of the bottom-side solar cell string and a negative potential terminal of the top-side solar cell string, and detects a short circuit in the tandem solar cell modules if the absolute values of the potential differences Vps+ and Vps− are greater than 0 V.