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SOLAR CELL AND PREPARATION METHOD THEREFOR

Resumen de: US2025351615A1

In one aspect, a preparation method for a solar cell includes the following steps: sequentially forming a first silicon oxide layer, an intrinsic amorphous silicon layer, a phosphorosilicate glass layer and a second silicon oxide layer on the back surface of an n-type silicon substrate; removing the phosphorosilicate glass layer and the second silicon oxide layer in a partial region of the back surface of the n-type silicon substrate; subjecting the back surface of the n-type silicon substrate to boron diffusion; forming an isolation groove at the boundary between the boron-doped polycrystalline silicon layer and the phosphorus-doped polycrystalline silicon layer; and preparing a first electrode connected to the boron-doped polycrystalline silicon layer and a second electrode connected to the phosphorus-doped polycrystalline silicon layer.

SOLAR-CELL MODULE

Resumen de: US2025351587A1

A solar cell module, having a plurality of module segments, wherein the module segments have at least two subsegments which each have at least one first solar cell string and each solar cell string has a plurality of solar cells interconnected in series.

PROTECTION OF SPACE SOLAR CELLS IN AN ARRANGEMENT IN THE FORM OF A STRING

Resumen de: US2025351586A1

Protection of space solar cells in an arrangement in the form of a string extending in an X direction, and two directly adjacent space solar cells in the X direction in each case are electrically connected to each other in series with the aid of a metallic connector. The string has a first end and a second end opposite the first end, and a protection arrangement formed along a Y direction is formed on one of the two ends. The protection arrangement has a first string protection diode formed in the Y direction and a metal strip and a second string protection diode. The protection arrangement is electrically connected to one of the two ends of the string and each string protection diode is uncased and has exactly one metal contact on the upper side and exactly one metal contact on the underside.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

TRANSPORTATION-ENERGY INTEGRATION COMPONENT

Resumen de: WO2025232882A1

Embodiments of the present application provide a transportation-energy integration component. The transportation-energy integration component comprises a frame body, and a sound insulation panel, photovoltaic panels, and an energy storage unit which are installed on the frame body. Specifically, the sound insulation panel is a meta-sound-absorbing panel. A plurality of sound transmission channels are provided inside the meta-sound-absorbing panel. A plurality of first sound transmission holes are formed on the front surface of the meta-sound-absorbing panel, and the first sound transmission holes are used for communicating the sound transmission channels with an external environment, so that sound enters the sound transmission channels via the first sound transmission holes. The energy storage unit is electrically connected to the photovoltaic panels. Sound can enter the sound transmission channels via the first sound transmission holes and undergoes interference reduction and reflection in the sound transmission channels, thereby dissipating sound energy and achieving a good noise reduction effect. The transportation-energy integration component of the embodiments of the present application has photovoltaic power generation, electricity storage and supply, and sound insulation functions, and can reduce energy consumption by fully utilizing solar energy, achieving low-carbon transportation, thereby solving the problem in the related art of single functions of transportation c

DNA-MODIFIED π-CONJUGATED FLUORESCENT NANOPARTICLE-BASED PROTEIN DETECTION IMAGING METHOD CAPABLE OF SIGNAL RAPID AMPLIFICATION AND HIGH THROUGHPUT

Resumen de: WO2025232300A1

The present disclosure relates to an azide-modified fluorescent π-conjugated polymer and a DNA-modified π-conjugated fluorescent nanoparticle-based protein detection imaging method capable of signal rapid amplification and high throughput. The present disclosure prepares oligonucleotide-modified fluorescent π-conjugated polymers (OCPNs) based on the azide-modified fluorescent π-conjugated polymer. The OCPNs have ultrahigh fluorescence luminance and extremely high detection sensitivity, and can complete detection and imaging of targets in different abundances without the need of an additional fluorescence signal amplification step. In addition, a rapid and specific targeting effect can be achieved with an extremely small dosage and an entire staining and imaging process can be shortened, so that the OCPNs achieve an extremely high imaging efficiency during multi-color imaging and thus exhibit great application prospects.

MARINE-FUEL-CELL COMBINED COOLING, HEATING AND POWER SYSTEM

Resumen de: WO2025232169A1

The prevent invention relates to a marine-fuel-cell combined cooling, heating and power system. The system comprises a power supply system and a waste heat recovery system, wherein the power supply system comprises a wind turbine generator set, a solar generator set and a fuel cell power supply module; the waste heat recovery system comprises a turbine power generation module and a lithium bromide refrigeration module; the fuel cell power supply module is connected to the turbine power generation module and the lithium bromide refrigeration module; the turbine power generation module is used for generating power by using waste heat; and the lithium bromide refrigeration module is used for cooling supply and heat supply by using waste heat. In the present invention, a turbine power generation module supplies power to a ship by using part of exhaust gas waste heat produced by a fuel cell power supply module, a lithium bromide refrigeration module uses the other part of the exhaust gas waste heat to provide cooling energy for the ship, and thermal energy is provided for the ship by excess exhaust gas waste heat, such that the exhaust gas waste heat produced by the fuel cell power supply module is fully used, thereby achieving a high comprehensive energy utilization rate. Moreover, the self-consumed power and pure hydrogen fuel for the integrated energy supply system can be obtained from solar energy and wind energy, such that the low-carbon emission of the entire integrated ener

SOLAR TABLE BUFFER

Resumen de: WO2025235546A1

System and method embodiments of off-loading completed solar tables from the assembly area for improved assembling efficiency are disclosed. An assembly and off-loading system may comprise an assembly stage for solar table assembling, a table buffer section, and a table off-loading section. The table buffer section is an extra section of conveyance and support to allow assembled solar tables to move out of the assembly area from the path of incoming torque tubes. The table off-loading section is where the assembled solar table is off-loaded onto a mobile transport. The table buffer section decouples the table assembly process from table off-loading, thus eliminating potential interference/blocking by table off-loading or mobile transport parking to subsequent table assembly processes. Consequently, the assembly of subsequent solar tables may be carried out without interruption or interference, and overall assembly efficiency increases.

PHOTOVOLTAIC POWER GENERATION SYSTEM IN WHICH ENERGY STORAGE SYSTEM AND PHOTOVOLTAIC MODULE ARE LINKED AND CONTROL METHOD THEREOF

Resumen de: WO2025234539A1

Provided may be a photovoltaic power generation system in which an energy storage system and a photovoltaic module are linked, and a control method thereof, the photovoltaic power generation system comprising: a photovoltaic module for generating power; an energy storage system (ESS) for performing first communication with the photovoltaic module; and a server for performing second communication with the photovoltaic module and the ESS, wherein at least one of the ESS, the photovoltaic module, and a power grid supplies power to a load.

A MATERIAL FABRICATION FOR A ROLLER BLIND

Resumen de: WO2025233896A1

This invention relates to a material fabrication for use as a roller blind. The fabrication comprises at least one or more first layer or layers attached to a first or front side or surface, or a photo-receptive side or surface, of a substantially flexible photovoltaic cell or cells, the first layer or layers being substantially light transmissive or having an optical transmission capability. And, at least two or more second layers attached to a second or rear side or surface, of the photovoltaic cell or cells. At least one of the second layers is a reinforcing layer capable of substantially maintaining a pre-determined form or profile. At least one other layer of the second layers is provided as an intermediate layer(s) between the reinforcing layer and the second or rear side or surface of photovoltaic cell or cells. The reinforcing layer has a pre-determined form or profile providing for an alternating series of intermediate layer(s) regions of relatively thinned or substantially reduced thickness regions (or substantially relatively reduced volume regions) and of relatively thickened or substantially increased thickness regions.

COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF

Resumen de: EP4647420A1

The present invention provides a novel compound that can improve the luminous efficiency, stability, and lifespan of the element, a composition comprising the same and an organic electronic element using the same, and an electronic device thereof.

ELECTRICAL CONNECTING DEVICE

Resumen de: EP4647680A1

L'invention concerne un dispositif de connexion électrique (1) entre une première pièce (2a) et une deuxième pièce (2b), la première pièce (2a) appartenant à un équipement électrique, et la deuxième pièce (2b) étant une pièce de fixation de la première pièce (2a) à une troisième pièce (2c) appartenant à une structure de support dudit équipement électrique.Ce dispositif est particulier en ce qu'il comporte un premier moyen de connexion électrique (3a), un deuxième moyen de connexion électrique (3b), et une partie centrale (4), et lorsque ladite première pièce (2a) est fixée à ladite troisième pièce (2c) par l'intermédiaire de ladite deuxième pièce (2b), ledit premier moyen de connexion électrique (3a) soit relié électriquement à ladite première pièce (2a), ledit deuxième moyen de connexion électrique (3b) soit relié électriquement à ladite deuxième pièce (2b), et la partie centrale (4) soit intercalée entre la deuxième pièce (2b) et la troisième pièce (2c).

FLEXIBLE PHOTOVOLTAIC TRACKING BRACKET

Resumen de: EP4648275A1

A flexible photovoltaic tracking bracket includes a number of basic structures, a number of beam structures, a driving device, a rope structure connecting adjacent beam structures, and a support frame. The rope structure includes assembly ropes and stabilizing ropes. The stabilizing ropes are located below the assembly ropes. The assembly ropes are configured to be fixedly connected to a photovoltaic module. The assembly ropes include a first assembly rope and a second assembly rope which are disposed along a left-right direction. The stabilizing ropes include a first stabilizing rope and a second stabilizing rope which are disposed along the left-right direction. The support frame is connected to the assembly ropes and the stabilizing ropes. The first stabilizing rope is in an arc shape that curves in an upper right direction, and/or, the second stabilizing rope is in an arc shape that curves in an upper left direction.

PEROVSKITE CELL AND MANUFACTURING METHOD THEREFOR, AND ELECTRIC APPARATUS

Resumen de: EP4648583A1

This application relates to the technical field of solar cells, specifically to a perovskite battery and a preparation method thereof, and an electric apparatus. The perovskite battery includes: a first electrode layer configured to be an electrode layer for light incidence in the perovskite battery; a first carrier transport layer disposed on the first electrode layer, the first carrier transport layer being one of a hole transport layer and an electron transport layer; a perovskite layer disposed on a side of the first carrier transport layer facing away from the first electrode layer; a second electrode layer located on a side of the perovskite layer facing away from the first electrode layer; and a first functional layer located on a side of the perovskite layer facing away from the first carrier transport layer and on a side of the second electrode layer in a thickness direction, where the first functional layer is capable of reflecting at least a portion of light incident from the first electrode layer and transmitted through the perovskite layer back to the perovskite layer. This application achieves high light utilization efficiency and enhances the photoelectric conversion efficiency of the perovskite battery.

SMART SENSOR DEVICES FOR MEASURING AND VERIFYING SOLAR ARRAY PERFORMANCE AND OPERATIONAL METHODS FOR USE THEREWITH

Resumen de: WO2024148151A2

A system comprises a smart sensor device comprising a platform constructed and arranged to be mounted to one or more solar array modules; and one or more solar irradiance sensors on the platform configured to receive incident solar energy, the one or more solar irradiance sensors oriented on the platform so that the received incident solar energy is comparable to that received by the solar array modules, the one or more solar irradiance sensors providing solar irradiance signals in response to the incident solar energy. A transmitter periodically transmits the solar irradiance signals. A gateway includes a receiver configured to receive the solar irradiance signals from the transmitter and a processor configured to receive the solar irradiance signals and, in response, generating a performance reference metric based on the solar irradiance signals, the performance reference metric related to the expected performance of the one or more solar array modules to which the platform is mounted.

PEROVSKITE PHOTOELECTRIC CONVERSION DEVICE, PEROVSKITE SOLAR CELL COMPRISING SAME, AND MANUFACTURING METHOD THEREFOR

Nº publicación: EP4648582A1 12/11/2025

Solicitante:

HANWHA SOLUTIONS CORP [KR]
Hanwha Solutions Corporation

Resumen de: EP4648582A1

The present invention relates to a perovskite photoelectric conversion device, a perovskite solar cell comprising same, and a manufacturing method therefor, the perovskite photoelectric conversion device having an interlayer introduced on one side of a perovskite light absorption layer through thermal evaporation.