Alerta

SYSTEM FOR INTEGRATING STORAGE AND/OR EXPANDING PHOTOVOLTAIC GENERATION IN EXISTING INSTALLATIONS AND ASSOCIATED METHOD

Resumen de: WO2025215284A1

The invention relates to a system for integrating storage and/or expanding photovoltaic generation in existing installations, wherein the existing installations comprise at least existing photovoltaic generation means connected, via electrical connection means, to at least one load requiring electrical energy and also connected, via an energy meter, to the general electrical grid. The system is characterised in that it comprises connecting a device with at least an inverter, a second electrical energy meter and a control unit, wherein the device: connects the existing installation to energy storage means; is connected, via the second electrical energy meter, to the general electrical grid in parallel with the existing photovoltaic generation means; and is configured to maintain a minimum use that is always equal to or greater than a predetermined compensation value.

DISPLAY DEVICE AND ELECTRONIC APPARATUS

Resumen de: WO2025215496A1

Provided is a display device that is suited to combination with a solar cell. According to the present invention, a display device that is suited to combination with a solar cell has subpixels and a light-transmitting region and also has a light-transmitting insulator that eliminates a level difference from the subpixels to the light-transmitting region. The insulator has a curved surface in a region near an end part, and said region can be made to act as a lens. As a result, light that enters the display device from the outside can be refracted to enter the light-transmitting region, making it possible for comparatively more light to be transmitted. An electronic apparatus that includes the display device and a solar cell that is provided on a back surface side of the display device allows more light to enter the solar cell and makes it possible to generate more power.

COLORED SOLAR MODULE AND METHOD FOR MANUFACTURING SAME

Resumen de: WO2025216458A1

A colored solar module according to one embodiment of the present invention comprises a substrate and a color coating layer, wherein: the substrate includes a lower protective layer, a power generation layer, which is formed on the lower protective layer and includes an encapsulant and a plurality of solar cells embedded in the encapsulant, and an upper protective layer formed on the power generation layer, the upper protective layer including a first surface that faces the outside and includes a first uneven part, and a second surface located on the opposite side of the first surface; and the color coating layer is formed on the first surface of the upper protective layer and is exposed to the outside.

PHOTOVOLTAIC SUPPORT AND PHOTOVOLTAIC PILE FOUNDATION CONNECTING STRUCTURE CAPABLE OF FACILITATING ASSEMBLY

Resumen de: WO2025214520A2

The present application relates to the technical field of photovoltaic support connection. Provided is a photovoltaic support and photovoltaic pile foundation connecting structure capable of facilitating assembly. The connecting structure comprises a photovoltaic support, a photovoltaic pile foundation and a connection joint, wherein the connection joint comprises a support cylinder seat, a plurality of connecting holes are provided in the side wall of the support cylinder seat, and a vertical upward pin is provided in the center of a bottom plate of the support cylinder seat; a plurality of radially distributed fixing rods which can slide in the horizontal direction are provided in an inner cavity of the lower end of the photovoltaic support, a plurality of through holes are provided in the side wall of a connection tube, and the inner end of each fixing rod is connected to a pin guide piece extending downwards; and when the connection tube is inserted into the support cylinder seat, the pin guide pieces are in contact with the pin in the support cylinder seat so as to push the fixing rods to slide outwards, and the outer ends of the fixing rods run through the through holes in the side wall of the connection tube and are inserted into the connecting holes in the side wall of the support cylinder seat, such that the photovoltaic support and the photovoltaic pile foundation are connected together, thereby facilitating an improvement in the overall construction efficiency, saf

FRAME APPLIED TO PHOTOVOLTAIC MODULE, PHOTOVOLTAIC MODULE, AND PHOTOVOLTAIC SYSTEM

Resumen de: WO2025214436A1

The present invention relates to the technical field of photovoltaic power generation, and in particular to a frame applied to a photovoltaic module, a photovoltaic module, and a photovoltaic system. The frame applied to a photovoltaic module extends in the length direction and comprises: a main body, one side surface of the main body being a bearing surface, and the bearing surface being used for supporting the photovoltaic module via the back surface of the photovoltaic module; a first extension section extending, from the side surface of the main body adjacent to the bearing surface, in the direction distant from the main body along the bearing surface; a second extension section extending, from the extension tail end of the first extension section, in the direction perpendicular to the bearing surface and distant from the main body; and a third extension section extending, from the extension tail end of the second extension section, in the direction moving towards the main body, the third extension section being used for abutting against the front surface of the photovoltaic module. The present invention has the following advantages: the stability of a photovoltaic module is improved, the protection effect of a frame on a photovoltaic panel is enhanced, and the mounting costs are reduced.

DEVICE CONTROL METHOD FOR FLEXIBLE PHOTOVOLTAICS, AND RELATED APPARATUS

Resumen de: WO2025214290A1

The present application relates to the technical field of flexible photovoltaics. Provided are a device control method for flexible photovoltaics, and a related apparatus. In the present application, when a flexible photovoltaic support is arranged on a hillside, in addition to taking into consideration a hillside azimuth angle and a hillside inclination angle of the hillside, a reference layout angle of a photovoltaic module is further taken into consideration; since the reference layout angle can meet a power generation requirement, when the reference layout angle is used to calculate a target parameter of the flexible photovoltaic support, the calculated target parameter can also meet the photovoltaic power generation requirement, such that the accuracy of determining a reference cable layout direction and/or a reference row spacing is relatively high; a driving component is controlled to move, such that the driving component drives the flexible photovoltaic support to move, thus enabling the mounting manner of the flexible photovoltaic support to conform to a reference mounting manner corresponding to the target parameter; therefore, an effective illumination time and illumination area can be greatly increased, thereby improving the efficiency of photovoltaic power generation, and meeting the photovoltaic power generation requirement.

BATTERY STRING AND PHOTOVOLTAIC MODULE

Resumen de: WO2025214201A1

A battery string and a photovoltaic module. The battery string comprises: a battery piece, at least one surface of the battery piece being provided with at least two joining portions arranged at an interval in a first direction; and an electrical connection line extending in the first direction. A joining layer is arranged on a surface of the electrical connection line facing the battery piece, and the joining portions are electrically connected to the electrical connection line by means of the joining layer. A first spreading width of the joining layer at each joining portion in a second direction perpendicular to the first direction is greater than a second spreading width along a second direction at an interval between two adjacent joining portions. The photovoltaic module comprises at least one battery string. The described battery string can maintain conductivity and stability between the electrical connection line and the joining portions, prevent the occurrence of a short circuit condition or reduce damage to electrodes on both sides.

SMART JUNCTION BOX BASED ON DOUBLE RS485 COMMUNICATION, PHOTOVOLTAIC ASSEMBLY, AND PHOTOVOLTAIC SYSTEM

Resumen de: WO2025213772A1

Disclosed in the present invention are a smart junction box based on double RS485 communication, a photovoltaic assembly, and a photovoltaic system. The smart junction box comprises a power unit and a control unit, wherein the power unit is connected to the control unit, and the power unit is used for implementing a state switching operation of a photovoltaic assembly between a string working mode and a bypass mode; and the control unit is internally provided with two RS485 communication electronic elements, and is used for monitoring in real time a working state of a current component and an operation condition of the entire main circuit, and sending a corresponding state switching instruction to the power unit on the basis of monitoring data. Using a double RS485 communication technique in combination with the design of a built-in power unit and control unit, the smart junction box of the present invention realizes the precise monitoring and control of a working state of a photovoltaic component and supports flexible wiring manners; moreover, the stability of communication under different ground potential conditions is ensured by means of a digital isolation electronic element, and thus an efficient and smart photovoltaic string management system having strong adaptability is constructed.

METHOD FOR EVALUATING ELECTRICAL LOSSES OF PHOTOVOLTAIC ARRAY

Resumen de: WO2025213932A1

Provided in the embodiments of the present disclosure is a method for evaluating electrical losses in a photovoltaic array. The method comprises: on the basis of an uncovered cell surface total radiation amount, a cell surface total radiation amount in a covered region, a cell surface covered area and a total cell area, calculating a cell surface equivalent total radiation amount; on the basis of the cell surface equivalent total radiation amount and a cell covered equivalent electric current condition, calculating a cell covered electric current, and on the basis of the uncovered cell surface total radiation amount and a cell uncovered equivalent electric current condition, calculating a cell uncovered electric current; on the basis of a covered power generation amount, an uncovered power generation amount and a total covering loss condition, calculating a total covering loss; on the basis of a total covered area, a covered radiation amount, an array area and an uncovered radiation amount of a photovoltaic array, calculating a theoretical radiation loss per unit of time of the photovoltaic array; using the uncovered radiation amount within a preset time period as a weight to perform weighted calculation on a weighted radiation loss of the photovoltaic array within the preset time period; and on the basis of the total covering loss and the weighted radiation loss of the photovoltaic array, calculating the difference to calculate the electrical loss ratio of the photovoltaic a

MONITORING METHOD FOR OPERATING STATE OF SERVO ELECTRIC MOTOR, AND CONTROL SYSTEM FOR PHOTOVOLTAIC TRACKING SUPPORT

Resumen de: WO2025213570A1

The present application relates to the technical field of photovoltaic power generation. Disclosed are a monitoring method for an operating state of a servo electric motor, and a control system for a photovoltaic tracking support. In the present application, by means of an infrared temperature sensor, an ambient temperature sensor, a voiceprint sensor, a voltage sensor and a current sensor which are connected to the control system, an actually measured operating temperature value, an actually measured ambient temperature value, an actually measured voiceprint value, an actually measured voltage value and an actually measured current value of a corresponding servo electric motor can be measured in real time, and then comprehensive monitoring of the operating state of the servo electric motor can be realized by means of the actually measured values. In this way, by implementing the present application, faults existing in a servo electric motor can be discovered in a timely manner.

TRACKING-TYPE SOLAR TROUGH ASSEMBLY

Resumen de: WO2025213253A1

The present invention provides a solar energy harvesting system comprising a plurality of parabolic-shaped trough solar concentrators and solar cells mounted on an assembly. A new solar panel design comprising trough-shaped solar concentrators with mirrors inside a box is disclosed. Unlike typical designs, these mirrors have flat surfaces along the trough, which helps spread out sunlight better and avoid heat concentration on the solar cells. The troughs are connected using folded flaps, keeping the panel light with thin stainless steel. A transparent cover sheet on top protects and supports the troughs. Multiple vertical plates support the structure, connecting the troughs using round protrusions on the troughs. The multiple components within the solar energy system cooperate to continually concentrate the incoming solar radiation on the solar cells as the Sun runs its course across the sky.

HYBRID WIND AND SOLAR ENERGY GENERATING SYSTEM

Resumen de: US2025320851A1

A hybrid wind and solar energy generating system includes one or more solar arrays of solar panels arranged at an angle relative to a horizontal plane of reference, defining leading and trailing boundaries on such panels. A wind turbine is mounted proximate to the trailing boundary on a horizontal axis with blades extending longitudinally and in operative proximity to the trailing boundaries. A source of wind is amplified passing over the windward side of the solar panels to form a resultant wind vector extending outwardly off the trailing boundary.

SOLAR POWER DYNAMIC GLASS FOR HEATING AND COOLING BUILDINGS

Resumen de: US2025321457A1

Various embodiments herein relate to systems for powering electrochromic windows in a building. Systems may include photovoltaic panels configured to generate electrical power, energy storage device(s) configured for storing generated power, and one or more controllers on a network of electrochromic windows that are configured to receive power from the energy storage device(s) and power tint transitions in one or more electrochromic windows. Systems may include various additional circuit components described herein for regulating and/or controlling the generation, storage, and application of electric power. The systems and techniques described herein can be used to design networks of electrochromic windows that are hybrid-solar or off-the-grid (“OTG”).

WEARABLE COMPUTING DEVICE

Resumen de: US2025321618A1

A finger-worn wearable ring device may include a ring-shaped housing, a printed circuit board, and a sensor module that includes one or more light-emitting components and one or more light-receiving components. The wearable ring device may further include a communication module configured to wirelessly communicate with an application executable on a user device.

WEARABLE COMPUTING DEVICE

Resumen de: US2025321617A1

A finger-worn wearable ring device may include a ring-shaped housing, a printed circuit board, and a sensor module that includes one or more light-emitting components and one or more light-receiving components. The wearable ring device may further include a communication module configured to wirelessly communicate with an application executable on a user device.

WEARABLE COMPUTING DEVICE

Resumen de: US2025321616A1

A finger-worn wearable ring device may include a ring-shaped housing, a printed circuit board, and a sensor module that includes one or more light-emitting components and one or more light-receiving components. The wearable ring device may further include a communication module configured to wirelessly communicate with an application executable on a user device.

SYSTEMS AND METHODS FOR OBTAINING ENERGY IN SHADOWED REGIONS

Resumen de: US2025321025A1

Systems and methods are disclosed for directing radiant energy to permanently shadowed or occasionally shadowed regions such as on the floors of craters or in valleys in lunar polar regions to provide illumination, thermal power, electricity, communications, and other services. Embodiments of the systems include reflector elements to provide diffuse illumination, focused illumination, and thermal power, structures to support the reflectors and other elements, communications devices for varied signal types, and methods for installing the system. The structure can be compactly folded and delivered to be automatically installed.

ROOFING SHINGLES WITH FIRE RETARDANT STRUCTURE

Resumen de: US2025320722A1

A system includes a photovoltaic module installed on a roof deck, where the photovoltaic module comprises at least one solar cell; and a roofing shingle installed on the roof deck adjacent to the photovoltaic module, where the roofing shingles does not include a solar cell, where the roofing shingle includes a top surface and a bottom surface opposite the top surface, where the bottom surface of the roofing shingle is proximate to the roof deck, where the top surface of the roofing shingle is exposed to an external environment, where the top surface of the roofing shingle includes a first section and a second section, and where the first section is configured to change appearance in response to exposure to a predetermined temperature.

SOLAR ENERGY SYSTEM

Resumen de: US2025323598A1

A standalone solar energy unit that can be installed on a ground surface includes a base and a housing vertically above and rotatably coupled to the base. The housing has a storage chamber extending to an opening. A cover is coupled to housing over the opening and movable between an open position allowing access to the storage chamber and a closed position to close the opening. The unit has a pair of arms that can move between an extended position out of the storage chamber and a retracted position within the storage chamber. Photovoltaic solar panel(s) are pivotally coupled to the pair of arms. The unit has a controller operable to move the housing and the photovoltaic solar panels to track the sun. The photovoltaic solar panels are electrically connected to a battery, which can store electricity generated by the photovoltaic solar panels.

GROUND PILE STRUCTURES FOR SOLAR TRACKING SYSTEMS

Resumen de: US2025320682A1

A ground pile for a solar tracking system includes an elongate hollow tube extending longitudinally from a first end to a second end, a mount proximate the first end for attaching solar tracking components, one or more threaded longitudinal segments of the hollow tube each having exterior helical segments extending around the longitudinal segment and forming a screw thread, and one or more drivable longitudinal segments of the hollow tube having cross-sections with an internal surface shaped in a non-circular shape.

OPTICAL FILM AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

Resumen de: US2025321453A1

An optical film, a preparation method therefor and an application thereof are provided. The preparation method includes: performing an alignment treatment on a first release film to obtain a carrier film; unrolling the carrier film, and coating a surface of the carrier film with a first liquid crystal mixture to form a brightness enhancement film; coating a surface of the brightness enhancement film with a photosensitive monomer material and photo-crosslinking under linear polarization ultraviolet irradiation to form an alignment layer; coating the alignment layer with a second liquid crystal mixture to form a liquid-crystal phase retardation film; combining a second release film on a side of the liquid-crystal phase retardation film and rolling, peeling off the first release film, applying an OCA onto the brightness enhancement film, and combining a third release film on a side of the OCA facing away from the brightness enhancement film and rolling.

CLAMP FOR SECURING SOLAR PANEL FRAMES TO STRUCTURAL ELEMENTS

Resumen de: US2025323594A1

A clamp for adjustably securing a frame of a solar panel to a structural member of a building, the clamp including a first body member comprising a distal end and a proximal end as well as an opening in the first body member disposed proximate the distal end. The clamp also includes a second body member disposed substantially orthogonal to the first body member at the proximal end of the first body member, the second body member further comprising at least one outwardly extending restraining member for either insertion into a slot within the frame or for placement atop the frame. The clamp also includes a multi-sided head with a shaft and an off-center hole disposed within the shaft, the shaft received within the opening in the first body member and the off-center hole operable to receive a threaded fastener for insertion into the structural member.

PHOTOVOLTAIC POWER GENERATION SYSTEM AND CONTROL METHOD FOR CONTROLLING POWER GENERATION SYSTEM

Resumen de: US2025323597A1

A photovoltaic power generation system includes first and second structures. The first structure includes first photoelectric conversion bodies aligned in a first direction at a first spacing and each extending in a second direction as a length direction of the first photoelectric conversion body. The second structure includes second photoelectric conversion bodies aligned in the first direction at a second spacing and each extending in the second direction as the length direction of the second photoelectric conversion body. The system satisfies at least one of a first requirement and a second requirement. The first requirement is that dimensions of the first photoelectric conversion bodies in the first direction is different from dimensions of the second photoelectric conversion bodies in the first direction. The second requirement is that the first spacing between the first photoelectric conversion bodies is different from the second spacing between the second photoelectric conversion bodies.

PREPARATION METHOD OF PEROVSKITE FILM LAYER, PEROVSKITE FILM LAYER, AND SOLAR CELL

Resumen de: US2025324844A1

A preparation method includes: providing a base and a transport layer disposed on the base; depositing a perovskite reaction material layer on a side of the transport layer facing away from the base to obtain an intermediate product; and placing the intermediate product in a solvent atmosphere for reaction. Before depositing the perovskite reaction material layer, deposition of a first passivation precursor layer is further included, and/or after depositing the perovskite reaction material layer, deposition of a second passivation precursor layer is further included.

MANUFACTURING METHOD AND MANUFACTURING APPARATUS FOR MANUFACTURING PEROVSKITE-TYPE SOLAR CELL

Nº publicación: US2025324898A1 16/10/2025

Solicitante:

TOYOTA MOTOR CO LTD [JP]
TOYOTA JIDOSHA KABUSHIKI KAISHA

Resumen de: US2025324898A1

The present disclosure relates to a manufacturing method of a perovskite-type solar cell, and an apparatus for manufacturing a perovskite-type solar cell, including a step of applying a precursor solution of a perovskite compound as a droplet, and a step of applying a poor solvent as a droplet until a droplet of the precursor solution adhered to a coating surface is combined with a droplet of another precursor solution, and a manufacturing device including a precursor solution applying unit, a poor solvent applying unit, and a control unit.