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TORQUE TUBE CENTRIFUGAL LOCKING

Resumen de: US2025347328A1

A solar tracker centrifugal locking apparatus includes a centrifugal locking device and first and second cable members. Each of the first and second cable members is connected to the centrifugal locking device and configured to connect to a torque tube. The centrifugal locking device is configured such that when the torque tube rotates in a first rotational direction at a rotational velocity below a first direction torque tube rotational velocity threshold, the centrifugal locking device is in an unlocked state to release the first cable member and receive the second cable member. And the centrifugal locking device is configured such that when the torque tube rotates in the first rotational direction at a rotational velocity at or above the first direction torque tube rotational velocity threshold, the centrifugal locking device is in a locked state to prevent further release of the first cable member.

TURBINE

Resumen de: US2025347264A1

A wind turbine includes: a first rotor, a frame, and a first generator. The first rotor includes a hub and at least one blade extending from the hub. The first rotor is configured to rotate as wind engages the at least one blade. The frame is configured to at least partially receive the first rotor therein. The first generator is configured to generate electrical power from rotation of the first rotor, and includes at least one magnet and a conductor coil. One of the at least one magnet and conductor coil is coupled to the first rotor and configured to rotate therewith, and the other one of the at least one magnet and the conductor coil is fixed relative to the frame, such that rotation of the first rotor causes relative movement between the conductor coil and the at least one magnet.

System and method for solar cell array communication

Resumen de: AU2025256121A1

SYSTEM AND METHOD FOR SOLAR CELL ARRAY COMMUNICATION In one implementation, a method for a solar cell array is provided, the method includes emitting a communication message from the solar cell array by reverse biasing the solar cell array so as to cause at least a portion of the solar array to emit a detectable amount of radiation corresponding to the communication message. In one embodiment a solar cell array circuit is provided including a solar string comprising a plurality of solar cells coupled together, a charge storage device coupled to a power bus, and a bidirectional boost-buck converter having a first and second pair of MOSFETs connected in series between positive and negative rails of the power bus with an inductor coupled from between the first and second paired MOSFETs to a charging output of the solar string. SYSTEM AND METHOD FOR SOLAR CELL ARRAY COMMUNICATION In one implementation, a method for a solar cell array is provided, the method includes emitting a communication message from the solar cell array by reverse biasing the solar cell array so as to cause at least a portion of the solar array to emit a detectable amount of radiation corresponding to the communication message. In one embodiment a solar cell array circuit is provided including a solar string comprising a plurality of solar cells coupled together, a charge storage device coupled to a power bus, and a bidirectional boost-buck converter having a first and second pair of MOSFETs connected in seri

System and method for improving color appearance of solar roofs

Resumen de: AU2025256149A1

One embodiment can provide a photovoltaic roof tile. The photovoltaic roof tile can include a transparent front cover, a transparent back cover, and a plurality of polycrystalline­ Si-based photovoltaic structures positioned between the front cover and the back cover. A 5 respective polycrystalline-Si-based photovoltaic structure has a front surface facing the front cover and a back surface facing the back cover. The photovoltaic roof tile can further include a paint layer positioned on a back surface of the back cover facing away from the front cover. A color of the paint layer substantially matches a color of the front surface of the respective polycrystalline-Si-based photovoltaic structure. One embodiment can provide a photovoltaic roof tile. The photovoltaic roof tile can include a transparent front cover, a transparent back cover, and a plurality of polycrystalline- Si-based photovoltaic structures positioned between the front cover and the back cover. A 5 respective polycrystalline-Si-based photovoltaic structure has a front surface facing the front cover and a back surface facing the back cover. The photovoltaic roof tile can further include a paint layer positioned on a back surface of the back cover facing away from the front cover. A color of the paint layer substantially matches a color of the front surface of the respective polycrystalline-Si-based photovoltaic structure. ct c t

ENERGY STORAGE SYSTEM AND POWER SUPPLY SYSTEM

Resumen de: AU2023439987A1

An energy storage system and a power supply system, the energy storage system comprising a controller, a grid-connection switch and a power conversion system. The power conversion system comprises a power conversion circuit, a first voltage sampling circuit and a second voltage sampling circuit, an alternating current output end of the power conversion circuit being connected to a first end of the grid-connection switch by means of the first voltage sampling circuit; a second end of the grid-connection switch is used for connecting to a power grid; the second voltage sampling circuit is used for connecting to the power grid; the first voltage sampling circuit is used for sampling a converter voltage of the power conversion system; the second voltage sampling circuit is used for sampling a voltage of the power grid; when the energy storage system needs to be connected into the power grid and the converter voltage is synchronous with the voltage of the power grid, the controller is used for controlling closing of the grid-connection switch. The power conversion system can directly sample voltages of power grids, and the grid-connection switch only needs to have a simple function of being controlled, thus reducing the complexity of grid-connection switches, lowering costs, and also improving the real-time performance of grid-connection detection.

Safe Power Beam Startup

Resumen de: US2025350155A1

A remote power system includes a remote power transmitter arranged to output a power beam in a startup mode and a remote power receiver arranged to receive the power beam. The remote power receiver has a plurality of photovoltaic (PV) cells (or other power converters) mounted to generate electrical power from energy in the power beam, startup power monitoring (SPM) logic to determine, based on electrical power generated by each of the plurality of PV cells, whether or not the remote power transmitter can operate in a high-flux mode, and a receiver-based transmitter circuit arranged to communicate an indication that the remote power transmitter can operate in the high-flux mode.

SOLAR CELL AND PHOTOVOLTAIC MODULE

Resumen de: AU2024339215A1

The present application relates to the technical field of photovoltaics. Disclosed are a solar cell and a photovoltaic module, aiming to reduce the risk of cracking of a solar cell. The solar cell comprises a cell body, collector electrodes and first interconnection structures, wherein at least some regions of different first interconnection structures distributed at intervals in a second direction are located on the same connecting line; the number of connecting lines located in the same target surface is N1, the number of first interconnection structures intersecting with a target line segment located in the target surface is N2, where (I), and the target line segment is a connecting line segment between a midpoint of the longer one of two edges of the target surface that extend in a first direction and distributed opposite each other and an endpoint of a vertex angle corresponding to the shorter one of the two edges; alternatively, the number of connecting lines intersecting with a vector line segment having an inclination angle of 45° is N3, and the number of first interconnection structures intersecting with at least one the same vector line segment having the inclination angle of 45° is N4, where N3>N4.

MODULAR PHOTOVOLTAIC ASSEMBLY WITH INTEGRATED SPECTRAL CONVERSION AND LOCALIZED ENERGY STORAGE

Resumen de: US2025350233A1

A photovoltaic generation assembly is disclosed, comprising a plurality of vertically oriented solar tubes, each aligned with a corresponding Fresnel lens mounted on a movable Fresnel lens holder. The system includes a height adjustment assembly that controls the vertical position of the Fresnel lenses to optimize light focus based on solar movement. The adjustment mechanism may include a stepper motor driving a gear-based shaft assembly, or alternatively, a solenoid-based system that magnetically elevates or lowers the lens holder. Each solar tube incorporates a down-conversion assembly to shift high-energy photons, an up-conversion assembly to convert low-energy infrared photons into usable light, and a reflective base for photon recycling. An optional thermoelectric layer recovers heat energy. The arrangement increases photon absorption via internal reflections, improving solar conversion efficiency and enabling multiband energy harvesting from a compact, modular solar architecture.

MACHINES AND METHODS FOR MONITORING PHOTOVOLTAIC SYSTEMS

Resumen de: US2025350236A1

The present application describes machines and methods that leverage enabling technologies such as robotics, sensing, machine learning, and wireless internet coverage (e.g., 5G cell coverage) in order to monitor photovoltaic systems such as solar sites. Machines according to the present disclosure can be operated remotely by users to traverse a solar site and perform a series of inspection steps, such as via an online portal. Autonomous and semi-autonomous operations are also possible. These methods and machines can eliminate the need for a technician to visit the site in person for routine inspection, and can provide better information when a site alarm is triggered so that if a technician does need to visit the site, he or she is better prepared. Also described herein are systems and methods for inventorying solar sites, and systems and methods for inspection of structure-mounted photovoltaic systems.

Device and Method for Rapid In-Situ I-V Measurement in a PV Array

Resumen de: US2025350238A1

In one respect, disclosed is an in-situ current-voltage (I-V) measurement device for a photovoltaic (PV) array configured to determine maximum power at a short periodic interval by estimation based at least upon measurements performed at the short periodic interval and at a long periodic interval. In another respect, disclosed is an in-situ I-V measurement device for a PV array configured to estimate a non-measured portion or key point of an I-V curve based at least upon measurements of another portion or key point of the I-V curve. In another respect, disclosed is a method for determining the maximum power of at least one PV module at a short periodic interval based at least upon measurements made at the short periodic interval and at a long periodic interval.

APPARATUS AND METHODS FOR EFFICIENT CONVERSION OF HEAT TO ELECTRICITY VIA EMISSION OF CHARACTERISTIC RADIATION

Resumen de: US2025350231A1

An apparatus for generating electricity via thermophotovoltaic (TPV) energy conversion is described. High efficiency is obtained by introducing a material into a combustion chamber that emits bright near-monochromatic visible light upon heating. This light is then directed to fall on an array of photovoltaic (PV) cells which convert the light to electricity. Heat and infrared radiation that is not absorbed by the PV cells is returned to the combustion chamber to further improve conversion efficiency.

PHOTOVOLTAIC ASSEMBLY

Resumen de: US2025350234A1

A photovoltaic system has photovoltaic modules which can be arranged in a row and are mounted on a support frame. Adjacent photovoltaic modules with their support frames are connected to one another in an articulated manner by joints or hinges and can be transferred via a drive unit from a substantially extended and flat state into a pushed-together, compact state and vice versa.The support structure comprises a first pair of guide rails comprised of two guide rails arranged at a distance from one another. Arranged laterally on the photovoltaic modules and on the support frames, respectively, are freely rotatable impellers, the mutual spacing of which corresponds to the spacing of the mutually opposite guide rails, so that the photovoltaic modules with low rolling resistance in the direction of the guide rails can be spread out or moved together.

DISTRIBUTED LOCKING TRACKER

Resumen de: US2025350232A1

A solar tracker including a torque tube, a plurality of bearings configured to receive the torque tube, a plurality of piers each configured to receive one of the plurality of bearings, and a lock-out device mounted on one of the plurality of piers and operatively associated with at least one of the plurality of bearings, the lock out device configured to periodically engage and disengage openings formed in the bearings to limit movement of the torque tube and to transfer load from the torque tube to the pier on which it is mounted.

TECHNOLOGIES FOR SOLAR PHOTOVOLTAIC CELL DIAGNOSTIC INTEGRATED CIRCUIT

Resumen de: US2025350237A1

Technologies for photovoltaic panel diagnostics include a device having a voltage sensing circuit to output a voltage detect signal when a voltage input exceeds a reference voltage and a current sensing circuit to output a current detect signal when voltage-current input exceeds a reference voltage. The voltage and voltage-current inputs may be connected to a photovoltaic solar panel. The device includes a logic driver circuit to output an unstable detect signal, a short circuit detect signal, or a normal operation signal based on the voltage detect signal and the current detect signal. Output from the logic detect circuit may be received by a resettable memory circuit, and output from the memory circuit is provided to an indicator such as a light-emitting diode or buzzer. The device may be a small application-specific integrated circuit attached to the solar panel. Other embodiments are described and claimed.

SOLAR PANEL SYSTEM

Resumen de: US2025350235A1

A solar panel system includes a solar module. The solar module includes a housing, a solar panel, and a reflector. The solar panel is supported by the housing. The solar panel is configured to receive incident light and convert a first portion of the incident light to electricity. The reflector is positioned io reflect a second portion of the incident light that was not convened to electricity by the solar panel back at the solar panel.

BIASED MOLTEN METAL CIRCUITS

Resumen de: US2025350180A1

Systems to induce current flow in a circuit formed by intersecting molten metal streams are provided. The systems involve induction type electromagnetic pumps that produce each molten metal stream. In some embodiments, the current induced through the molten metal streams is induction current.

TIO2 PHOTOANODES DOPED WITH Zr-Fe2O3

Resumen de: US2025347012A1

A titanium substrate includes TiO2 nanotubes (TNTs) uniformly distributed thereon, wherein the TiO2 nanotubes are doped with ZrO2 and Fe2O3. The presence of both ZrO2 and Fe2O3 on TNTs arrays achieves synergistic results to provide improved energy conversion efficiency for photoelectrochemical (PEC) water oxidation systems.

USER-INSTALLABLE PART INSTALLATION DETECTION TECHNIQUES

Resumen de: US2025347587A1

Techniques are described for testing whether an end effector, or component thereof, is correctly or incorrectly installed to a manipulation system. In an example, a manipulation system can include a manipulator arm configured to receive an end effector having a first moveable jaw, a transducer configured to provide first effort information of the end effector as the end effector moves, and a processor configured to provide a command signal to effect a first test move of the first moveable jaw, and to provide an installation status of the of the end effector using the first effort information of the first test move.

REDUCTION GEARBOX FOR SOLAR PHOTOVOLTAIC TRACKING

Resumen de: US2025347335A1

A reduction gearbox for solar photovoltaic tracking is provided. A sum of an included angle between an outer end surface of a first limiting protrusion and an outer end surface of a second limiting protrusion and a central angle of a limiting stopper is less than or equal to 170°, that is, an angle at which a gear rotates from a hard limiting position of the first limiting protrusion and the limiting stopper to a hard limiting position of the second limiting protrusion and the limiting stopper is greater than or equal to 190°. A difference between a central angle of a gear ring of the gear and a central angle of a worm is greater than or equal to 180°. A photovoltaic panel may be rotated to be perpendicular to the ground, so that snow accumulated on a photovoltaic panel surface can be cleared to the utmost extent.

AGRICULTURE DRONE STATION

Resumen de: US2025346379A1

An exemplary drone station of the present disclosure comprise a platform support; a landing platform configured to charge a drone that is positioned on the flat platform, wherein the landing platform is mounted on a top of the platform support; a Real Time Kinematic (RTK) Global Positioning System (GPS) antenna mounted on the landing platform; a house computer configured to control and monitor operations of the drone landing platform system that include battery management and communications with the drone; a dome enclosure surrounding the landing platform that is configured to open and close around the landing platform; and/or an internal battery, wherein the internal battery supplies power to the landing platform.

CONTROLLED FLOATING SOLAR MODULE

Resumen de: US2025346327A1

A buoyant module and system comprising: a plurality of buoyant modules, each comprising, a base configured for being buoyantly supported within a body of water; and a fluid-holding container; a framework comprising frame members configured for rigidly interconnecting said modules; a plurality of pipes fluidically connecting said fluid-holding containers; and a control unit in fluid communication with each of said containers, wherein the control unit is configured for selectively adjusting a fluid level within said fluid-holding containers.

IN-LINE FUSE FOR PHOTOVOLTAIC WIRING SYSTEMS

Resumen de: US2025350072A1

Techniques and apparatuses for forming electrical connection are presented in which an apparatus may include an in-line fuse having terminals comprising terminal exterior surfaces and terminal recesses, and electrical cables comprising a conductor and a insulation sleeve and having an exposed portion and an unexposed portion. The exposed portion of an electrical cable is at least partially inserted into a respective terminal recess of the in-line fuse. The apparatus may further comprise one or more temperature-activated sealing members that circumferentially surround and form a seal against portions of the terminal exterior surfaces of the in-line fuse and portions of the insulation sleeves of the electrical cables. The apparatus may also comprise an inner mold encapsulating the in-line fuse and at least partially of the one or more temperature-activated sealing members, and an outer mold encapsulating the inner mold.

DISPLAY DEVICE

Resumen de: US2025349256A1

A display device includes a substrate including a display area including a plurality of pixels, a peripheral area around the display area, and a bending area disposed in the peripheral area. A plurality of transistors is disposed in each pixel; a driving voltage line is disposed in the display area and transmits a driving voltage; a driving voltage transmission line is disposed in the peripheral area and is connected to the driving voltage line; and a conductive overlap layer overlaps at least one of the plurality of transistors.

INFORMATION PROCESSOR AND PROGRAM

Resumen de: US2025348263A1

A novel bendable and highly portable information processor is provided. In addition, a novel information processor capable of displaying information or the like on a seamless large screen is provided. A novel information processor in which one display region can be divided into two regions at a bend position is provided. A novel information processor in which different images or images for different purposes can be displayed in the respective regions is provided. The present inventors have conceived a program including a step of dividing the display region and displaying image data in the respective regions when a display unit of the information processor is bent.

DISPLAY DEVICE

Nº publicación: US2025348165A1 13/11/2025

Solicitante:

SAMSUNG DISPLAY CO LTD [KR]
SAMSUNG DISPLAY CO., LTD

Resumen de: US2025348165A1

A display device includes: a substrate that includes an opening and a display area that surrounds the opening; a plurality of grooves formed in the substrate between the opening and the display area; a display element layer on the substrate and that includes a plurality of display elements in the display area; a thin-film encapsulation layer disposed on the display element layer, the thin-film encapsulation layer including a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer which are sequentially stacked; a planarization layer disposed over the plurality of grooves and that includes an organic insulating material, wherein the planarization layer is disposed over the second inorganic encapsulation layer, and the organic encapsulation layer is disposed below the second inorganic encapsulation layer.