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INVERTER SYSTEM AND CONTROL METHOD FOR INVERTER SYSTEM

Resumen de: US20260112963A1

0000 Provided are an inverter system and a control method for the inverter system. The inverter system includes: a direct current-to-alternating current circuit, a phase relay being disposed at a phase line connected to the direct current-to-alternating current circuit; a first capacitor and a second capacitor that are connected in series between a positive bus and a negative bus of the inverter system; and a first switch module, the first switch module having a first terminal connected to inverter-side ground via a current-limiting resistor in an inverter nighttime repair circuit and a second terminal connected to a neutral point between the first capacitor and the second capacitor. The first switch module is configured to, switch, prior to the inverter system being connected to a power grid, to a first operating mode in which the first terminal is connected to the second terminal.

SOLAR CELL PANEL

Resumen de: WO2026083512A1

A solar cell panel according to an aspect 1 of an embodiment of the present invention has solar cell modules, photoelectric conversion layers, first sealing films, metal sheets, and metal fixtures. The solar cell modules are disposed in alignment along a first surface. The photoelectric conversion layers are included in the solar cell modules. A light entering side of the first surface is defined as the front side. The first sealing films are disposed on the back sides of the photoelectric conversion layers and have metal layers. Each of the metal sheets is disposed on the front sides and the back sides of adjacent solar cell modules among the solar cell modules, and covers peripheral portions of the adjacent solar cell modules. Each of the metal fixtures is disposed between the adjacent solar cell modules, and fixes the metal sheets in a state in which the adjacent solar cell modules are sandwiched by the metal sheets. The metal layers, the metal sheets, and the metal fixtures are made of pure metals or alloys having the same metal as the main component.

SOLAR CELL AND CELL MODULE

Resumen de: WO2026081589A1

The present disclosure provides a solar cell and a cell module. A solar cell passivated contact structure comprises: a tunneling layer; a first doped layer arranged on the side of the tunneling layer facing away from a silicon substrate; and a second doped layer arranged on the side of the first doped layer facing away from the silicon substrate and having a same doping type as the first doped layer. In a unit area, the total area of grain boundary gaps of the second doped layer is greater than the total area of grain boundary gaps of the first doped layer.

COLORED SOLAR CELL, COLORED SOLAR MODULE AND PHOTOVOLTAIC SYSTEM

Resumen de: US20260114080A1

0000 A colored solar cell includes a silicon wafer having a polished surface which includes at least one of a front surface and a back surface of the silicon wafer. One or more grooves are formed on a partial region of the polished surface so as to divide the polished surface into polished regions and grooved regions. The one or more grooves correspond to the grooved regions. At least one pyramid structure is formed in each groove, and an angle between a side wall of the pyramid structure and a bottom edge of the pyramid structure is 0°-65°.

POWER GENERATION SYSTEM

Resumen de: US20260112895A1

0000 The power generation system includes a plurality of solar panels and a plurality of power conversion devices that supplies power from the solar panel to a battery. The power generation system further includes a control device configured to control power supply by the plurality of power conversion devices. The control device executes adjustment processing that is processing of increasing a decrease rate of output power of a power conversion device with a large heat load than a decrease rate of output power of a power conversion device with a small heat load when power supplied to the battery is decreased.

END SUPPORT STRUCTURE AND FLEXIBLE PHOTOVOLTAIC SUPPORT SYSTEM

Resumen de: WO2026082173A1

The present application relates to the technical field of photovoltaics. Disclosed are an end support structure and a flexible photovoltaic support system. The end support structure comprises columns and a connecting assembly. At least two reinforcing members intersect at a preset angle between the two columns, so that the two columns are connected to each other, thereby ensuring the stability of the columns, and further improving the wind resistance and stability of the entire end support. Meanwhile, mounting cavities for accommodating the connecting assembly are formed on the columns, so that there is no need to add additional parts to adapt to the connecting assembly, thereby reducing the number of parts, simplifying the mounting process, and improving the assembly efficiency. In addition, a limiting member abuts against a bottom wall of a limiting notch, so that the limiting member has a large contact area with a main shaft, thereby ensuring the connection stability of a main cable.

COLUMN HEAD, END SUPPORT, AND PHOTOVOLTAIC SUPPORT SYSTEM

Resumen de: WO2026082168A1

The present application discloses a column head, an end support, and a photovoltaic support system, wherein the column head comprises a pin, a pin hole, and a main cable adjustment hole, the pin and the main cable adjustment hole are provided on a column, the pin is mounted in the pin hole, two ends of the pin are exposed through the pin hole to form an extended section, and the extended section is provided with a locking structure for limiting the pin in an axial direction thereof, such that a pin-connected joint integrating the pin and the column head is formed; adjustment of a pitch angle of a main cable is achieved in the main cable adjustment hole, the pin is provided with a recessed boss, the recessed boss is provided with a main cable fixing hole, the main cable passes through the main cable adjustment hole and the main cable fixing hole and is then secured by an anchoring structure, and the anchoring structure abuts against the recessed boss. In the present solution, a pin hole and a main cable adjustment hole are provided on a column, and a pin is inserted into the pin hole so as to form a column head on the column. This eliminates the need to add components to the column to form a structure for mounting the pin and the main cable, thereby reducing the number of components, eliminating the column head assembly process and the process for assembling the column head on the column, and simplifying the assembly process.

FLEXIBLE PHOTOVOLTAIC SUPPORT AND PHOTOVOLTAIC SYSTEM

Resumen de: WO2026082156A1

The present application discloses a flexible photovoltaic support and a photovoltaic system. The flexible photovoltaic support comprises a plurality of photovoltaic support units arranged in parallel and spaced apart. Each photovoltaic support unit comprises a cable assembly, a support assembly, and wind resistance assemblies. The support assembly comprises end supports. Each end support comprises end columns, main cable anchors, and pin shafts. A main cable mounting hole and a pin shaft mounting hole are formed in each end column. The main cable mounting hole is in communication with the pin shaft mounting hole. A first connecting hole is formed in the corresponding main cable anchor. A second connecting hole is formed in the side wall of the corresponding pin shaft. The pin shaft passes through the pin shaft mounting hole. The end of a main cable passes through the first connecting hole and the second connecting hole. The main cable anchor is fixedly connected to the main cable. The main cable anchor abuts against the pin shaft. The main cable anchor can be limited at the main cable mounting hole by means of the pin shaft, so as to achieve fixation of the main cable and the end support. According to the present application, the main cable is fixed by means of forming holes in end columns, thereby ensuring the integrity of the structures at the column head positions of the end columns, and simplifying the processing flow.

SILICON SOLAR CELL AND MODULE

Resumen de: US20260114073A1

0000 The present application relates to a silicon solar cell. In one example, a silicon solar cell includes a silicon substrate including an antimony element; and a carrier separation layer, formed on the silicon substrate. At least some regions of the carrier separation layer on a side close to the silicon substrate have an antimony-containing layer. The antimony-containing layer includes the antimony element. A peak concentration of the antimony element in the antimony-containing layer is a<1>, and a<1 >is equal to or greater than 1E13 atoms/cm<3>.

TRUSS FOUNDATIONS FOR FROST-HEAVE AND OTHER REACTIVE SOIL ENVIRONMENTS

Resumen de: US20260112994A1

0000 A truss foundation for single-axis trackers that are installed in climates that experience frost heave or reactive soils. Truss legs are oriented to be substantially plumb, to eliminate adfreeze moment on below-ground components in the frost zone. Elbow couplers are attached to the upper end of each embedded component and used to change the leg angle from plumb to angled.

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

Resumen de: US20260114076A1

The present application discloses a back contact solar cell and a photovoltaic module. An example back contact solar cell includes a semiconductor substrate, a first doped semiconductor layer, a second doped semiconductor layer, and a dielectric layer. The first doped semiconductor layer is disposed on a first region and a third region. The second doped semiconductor layer is disposed on a second region and the third region. A doping type of the first doped semiconductor layer is opposite to that of the second doped semiconductor layer. On the third region, the first doped semiconductor layer and the second doped semiconductor layer overlap in a thickness direction of the semiconductor substrate to form a stacked structure. The dielectric layer is disposed at least between the first doped semiconductor layer and the second doped semiconductor layer. A leakage path is disposed in the dielectric layer.

SOLAR CONTROL GLASS WITH OPTICAL ABSORBER

Resumen de: US20260109641A1

The invention refers to a glass substrate and a solar control layer stack on at least one face of the glass substrate, the layer stack comprising:—at least one IR-reflective coating (II) comprising a silver containing layer (2′):—at least one absorption coating (IV) comprising an optical absorption layer (4) sandwiched and in direct contact to both between two silicon nitride layers (4′, 4″), the absorption layer (4) consisting of a sub-stoichiometric metal nitride MeNx, a sub-stoichiometric metal oxide MeOy, or a mixture thereof MeNxOy, where Me is at least one of an element from the transition metal group V or/and VI of the periodic system of the elements:—a base coating (I) comprising at least one base layer (1) deposited directly on the substrate, and consisting of a silicon nitride or a metal oxide and thereby forming an inner layer of the solar control stack.

SOLAR MODULE WITH THREE-TERMINAL TANDEM SOLAR CELLS

Resumen de: US20260114054A1

0000 A solar module includes a plurality of 3TT solar cells which are interconnected to form at least one string, and at least two current input connections at a current input of the solar module and/or at least two current output connections at a current output of the solar module. Each 3TT solar cell has a stack with a top cell and a bottom cell arranged below it. Each 3TT solar cell includes a top contact, a bottom contact and a center tap contact as terminal contacts. A first of the current input connections is connected to at least one of the terminal contacts of a first of the 3TT solar cells closest to the current input, and a second of the current input connections is connected to at least one of the terminal contacts of a second of the 3TT solar cells neighboring the first 3TT solar cell.

PHOTOVOLTAIC MODULE IMBALANCE DIAGNOSIS SYSTEM

Resumen de: WO2026084124A1

The present invention relates to a photovoltaic module imbalance diagnosis system and, more specifically, to a photovoltaic module imbalance diagnosis system which, when an abnormality occurs in a power generation amount of a string, diagnoses imbalance between photovoltaic modules in which the abnormality occurs, thereby enabling efficient data processing and diagnosis of imbalance, and diagnoses an imbalance state for a photovoltaic module output according to the degree of voltage imbalance between modules in the string and the degree of voltage fluctuation, thereby enabling accurate diagnosis of the imbalance state.

PHOTOVOLTAIC POWER GENERATION MONITORING SYSTEM USING STRING CHARACTERISTICS

Resumen de: WO2026084489A1

The present invention relates to a photovoltaic power generation monitoring system and, more specifically, to a photovoltaic power generation monitoring system using string characteristics, wherein the system classifies strings in consideration of characteristics of photovoltaic modules included in the respective strings and characteristics of inverters connected to the strings, and detects abnormal states of the strings by using the pattern of change in a string state indicator in the classified strings, thus making it possible to increase the accuracy of photovoltaic power generation monitoring.

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

Resumen de: US20260114074A1

The present application discloses a back contact solar cell, a method for manufacturing the same, and a photovoltaic module. An example back contact solar cell includes a semiconductor substrate, a first doped region, a second doped region, and at least one conductive semiconductor structure. Each conductive semiconductor structure includes a first conductive semiconductor portion and a second conductive semiconductor portion. The first conductive semiconductor portion is located in a spacer region between the first doped region and the second doped region. A part of the first doped region and a part of the second doped region are electrically connected to the first conductive semiconductor portion. The second conductive semiconductor portion is disposed above a part of the first doped region and/or the second doped region that faces away from the semiconductor substrate.

PHOTOVOLTAIC CELL, MODULE AND SYSTEM

Resumen de: WO2026081883A1

Provided in the present disclosure are a photovoltaic cell, module and system. In the photovoltaic cell, a back side of a silicon wafer is provided with first-polarity doped layers and second-polarity doped layers that are alternately arranged at intervals, the second-polarity doped layers and the first-polarity doped layers being separated by spacing regions. The spacing regions are provided with first isolated doped portions that are not in contact with the first-polarity doped layers or the second-polarity doped layers.

BIPV MODULE IMBALANCE MONITORING SYSTEM

Resumen de: WO2026084126A1

The present invention relates to a BIPV module imbalance monitoring system and, more particularly, to a BIPV module imbalance monitoring system which, when an abnormality occurs in a power generation amount of a string of a BIPV, diagnoses imbalance between modules in which the abnormality occurs, thereby enabling efficient data processing and diagnosis of imbalance, and diagnoses an imbalance state of a module output in the string according to the degree of voltage imbalance between modules in the string and the degree of voltage fluctuation, thereby enabling accurate diagnosis of the imbalance state.

TORQUE TUBE INTERFACE WITH BIFURCATED BEARING HOUSING

Resumen de: AU2026202579A1

A bifurcated bearing housing for use within a torque tube interface may include a first component defining a first portion of an aperture configured to house a first portion of a rotating bearing, a second component defining a second portion of the aperture configured to house a second portion of the rotating bearing, and a connection interface between the 5 first and second components, wherein, when the first and second components are in an attached configuration, the connection interface lies below a centerpoint of the aperture defined by the first and second components. The bifurcated bearing housing may include one or more of ridges, gussets, and/or hems to increase the structural integrity and rigidity of the bearing housing. 10 pr p r

PV MODULE MOUNTING ASSEMBLY WITH CLAMP / STANDOFF ARRANGEMENT

Resumen de: US20260112991A1

0000 A mounting assembly for use in mid-grab and/or edge-grab applications may include a clamp secured to a stanchion by a clamp fastener. The mounting assembly may also include a mounting plate and a base plate that may be secured to a mounting device by the stanchion. The mounting assembly may be used, for example, to secure photovoltaic modules (or other devices or structures) of varying heights to a roof or other building surface and to provide increased lift-off resistance.

BIPV FIRE MONITORING SYSTEM

Resumen de: WO2026084127A1

The present invention relates to a BIPV fire monitoring system and, more particularly, to a BIPV fire monitoring system that, while applying a voltage to each string of BIPV devices, which are integrally formed on an outer wall of a building, for a predetermined time to measure insulation resistance, calculates a kick index indicating a degree of change for each unit time to enable accurate diagnosis of insulation resistance abnormalities, and generates a fire risk warning according to an insulation resistance abnormality state, thereby reducing the occurrence of fire due to a decrease in insulation resistance of a BIPV.

BIPV MONITORING SYSTEM USING STRING CHARACTERISTICS

Resumen de: WO2026084128A1

The present invention relates to a BIPV monitoring system and, more particularly, to a BIPV monitoring system using string characteristics, in which strings are classified in consideration of characteristics of solar modules included in the strings and characteristics of inverters connected to the strings, for each zone for BIPV devices, and an abnormal state of the string is detected by using a change pattern of an index regarding a string state in the classified string, thereby increasing management and maintenance efficiency of BIPV through accurate state identification of the BIPV device integrally formed on an outer wall of a building and reducing risks such as fires and accidents.

Device and system for monitoring geological and structural displacement

Resumen de: AU2026202584A1

Some embodiments relate to a position monitoring device. The position monitoring device may comprise memory accessible to the processor; and a sealed housing containing a processor, a geo-spatial positioning module, a geo-spatial positioning antenna, a solar cell module, a power supply module, and a first communications module. The geo-spatial positioning module coupled to the geo-spatial positioning antenna and configured to generate geo-spatial positioning data based on an output of the geo-spatial positioning antenna that specifies a geo-spatial position of the position monitoring device. The memory may contain instructions which, when executed by the processor, cause the processor to: transmit geo- spatial positioning information from the first communications module to a device external to the position monitoring device. pr p r

MECHANICAL KEYBOARD WITH SOLAR CELL LAYER LOCATED BENEATH

Resumen de: US20260112553A1

A solar-powered mechanical keyboard including a keyboard body with a plurality of keys selectable by key press over a solar cell layer located beneath the keyboard body for absorbing the ambient light. The plurality of keys is configured to travel downward to make a contact with conductive traces of the conductive layer. Layers above the solar cells can be transparent or translucent materials, effectively hiding the solar technology while allowing efficient energy conversion and maintaining tactile feedback or “click feel”.

LIGHT CONCENTRATING METHOD, LIGHT CONCENTRATING DEVICE USING SAME, AND SOLAR POWER GENERATOR

Nº publicación: US20260114079A1 23/04/2026

Solicitante:

LINFINITY INC [KR]

Resumen de: US20260114079A1

0000 Provided is a light concentrating device arranged in a space defined by three orthogonal axes and has a first specular surface and a second specular surface. The first specular surface concentrates incident lights in any one two-dimensional direction and reflects the incident lights as first reflected lights, and the second specular surface concentrates the first reflected lights in the other two-dimensional direction and reflects the first reflected lights as second reflected lights to reach a target area. The first specular surface, the second specular surface, and the target area are arranged not to block the first reflected lights and the second reflected lights, so there is no light loss. The first and second specular surfaces, and the target area occupy small areas with respect to a plane perpendicular to the incident lights. Therefore, the light concentrating device can enhance the degree of arrangement integration of the light concentrating devices.