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SHAPE MEMORY DESIGN FOR A LIGHTWEIGHT, LOW STOW VOLUME, DEPLOYABLE SOLAR CONCENTRATOR

Resumen de: WO2025054623A1

A lightweight, low stow volume solar concentrator/collector may include one or more reflective surfaces comprising a shape memory material. The solar concentrator/collector may include.

METHOD FOR MANUFACTURING A CDTE BASED THIN FILM SOLAR CELL DEVICE COMPRISING A DOPED BACK CONTACT AND SUCH A CDTE BASED THIN FILM SOLAR CELL DEVICE

Resumen de: WO2025050323A1

A method for manufacturing a CdTe based thin film solar cell device comprising a copper-free doped back contact and a CdTe based thin film solar cell device. The method comprises at least the following steps: a) providing a semifinished solar cell device comprising at least a substrate, a front electrode and a CdTe based absorber layer (S10), b) performing an activation treatment of the CdTe based absorber layer (S11), c) applying a X-halogen, wherein X is selected out of a group consisting of P, As, Sb, Bi and V (S12), d) depositing a first back contact layer comprising ZnTe (S13), e) depositing a second back contact layer comprising a metal layer (S14), and f) performing a thermal treatment (S15). In the method, step c) is performed after step b) and directly before or after step d), wherein no thermal treatment step is performed between step c) and d) if step c) is performed before step d). Further, the thermal treatment in step f) is performed after steps c) and d) at temperatures in the range of 230℃ to 270℃.

PHOTOVOLTAIC RECEIVER WITH PHASE-CHANGE MATERIAL HEAT SINK

Resumen de: WO2025050207A1

A photovoltaic (PV) receiver for power beaming and an associated heat dissipation method are disclosed. The PV receiver can include a PV cell array configured to receive a transmission beam having a non-uniform beam irradiance profile and convert the transmission beam into electrical power, with the non-uniform beam irradiance profile resulting in non-uniform heating of the PV cell array. The PV receiver can also include a heat sink configured to absorb and dissipate heat generated by the PV cell array. The heat sink can include a phase- change material (PCM) arrangement having a non-uniform heat dissipation profile configured to counteract the non-uniform heating of the PV cell array. The PCM arrangement can be provided with a plurality of PCM regions characterized by different values of a physical property, such as PCM composition or density, affecting heat dissipation to define the non-uniform heat dissipation profile of the PCM arrangement.

CLAMP FOR FIXING A PHOTOVOLTAIC MODULE FRAME

Resumen de: WO2025051823A1

The invention relates to a clamp (100) for fixing a photovoltaic module frame (20), PV module frame, to a substructure (30). The PV module frame (20) comprises a portion (25) that extends parallel to a light incident surface of an installed photovoltaic module, PV. A projection (27) extends within the portion (25). The clamp (100) comprises: a clamping element (110) having at least one notch (111, 112) for receiving the projection (27); and a clamping device (120) designed to exert a clamping force (F) on the frame (20) via the clamping element (110) when said frame is fixed to the substructure (30). The at least one notch (111, 112) is designed such that, when the PV module frame (20) is fixed between the clamping element (110) and the substructure (30), the clamping force (F) is exerted on the protruding portion (25) at at least two pressure points (P1, P2) that are situated on opposite sides of the projection (27).

PHOTOVOLTAIC DEVICE

Resumen de: WO2025052214A1

The invention relates to a photovoltaic cell (20) comprising: a stack of semiconductor or semimetal layers (24, 28) forming a junction and at least two contacts (32, 34) for collecting charge carriers resulting from the conversion of electromagnetic radiation (40, 50) within the junction, characterised in that at least one of the semiconductor layers contains a substance from among Mg2Pb(x)Si(1-x), Mg(z)Pb(x)Si(y), Mg8PbSi3, Mg2Si, Mg64Si3Pb, Mg64Si30Pb(2).

FRAME FOR A PHOTOVOLTAIC LAMINATE

Resumen de: WO2025051824A1

The invention relates to a frame (100) for a photovoltaic laminate, comprising: a holding section (110), a securing section (120), and an intermediate section (130). The holding section (110) is designed to hold the photovoltaic laminate in a first direction (R1), and the securing section (120) is designed to secure the frame (100) on a substructure (30), wherein the securing section (120) extends in a second direction (R2) up to the securing section edge (122), the first direction (R1) and the second direction (R2) being opposite to each other. The intermediate section (130) connects a holding section (110) to the securing section (120), an the securing section (120) comprises at least one edge cut-out (125) which constitutes an opening of the edge (122) in order to receive a protrusion (35) in the substructure (30) and thus prevent the frame (100) from sliding on the substructure (30).

BATTERY BOX FOR PV SYSTEMS

Resumen de: WO2025050153A1

The invention relates to a battery box (1000) for fitting in a load-bearing structure, having a housing (1100) in which at least one battery for storing electrical energy obtained by means of a photovoltaic module (2210) is arranged, wherein the battery box (1000) is able to be transferred out of the load-bearing structure by means of a pivoting mechanism; the invention also relates to a carport (2000) having a battery box (1000).

SYSTEMS AND METHODS FOR SOLAR PANEL ARRAY ACTUATION CONTROL

Resumen de: WO2025054188A1

Provided herein are systems and methods for solar panel array actuation control. The system can comprise at least one network controller and one or more solar panel array motion controllers, each solar panel array motion controller being provided to a respective one of one or more solar panel arrays and is in wireless communication with the network controller. Each one of the one or more solar panel arrays can be configured to rotate by an actuation of an actuator under a control of the solar panel array motion controller, based at least on an instruction received by the solar panel array motion controller from the network controller.

TRANSPORT PALLET

Resumen de: WO2025050152A1

The invention relates to a transport pallet (1000), in particular for a carrier structure (2000) of a PV system, having a substantially cuboidal support structure (1100) with a longitudinal axis (A), wherein a base element (1110) is provided, which has at least two base cross members (1111) and at least two base longitudinal members (1112), and a top element (1130) which is spaced apart via at least four, preferably via six support members (1120) and is arranged substantially parallel to the base element (1110), and has at least two top transverse members (1131) and at least two top longitudinal members (1132) and at least one storage surface (1134) which is arranged substantially in the surface plane of the top element (1130), wherein the transport pallet (1000) is able to be transferred from a transport configuration into an installation configuration and preferably into an empty configuration.

POWER BEAMING SYSTEMS AND METHODS WITH WAVELENGTH CONTROL

Resumen de: WO2025050206A1

Power beaming systems and methods are disclosed. Method embodiments can include transmitting a beam from a transmitter during a beaming period; receiving the beam at a photovoltaic receiver configured to convert the beam into electrical power in based on a conversion efficiency response having a peak conversion efficiency wavelength; and controlling an emission wavelength of the transmitted beam based on changes in the peak conversion efficiency wavelength due to changes in the temperature of the receiver during the beaming period caused by beam or ambient heating. In some embodiments, controlling the beam emission wavelength includes varying the beam emission wavelength during the beaming period to reduce a mismatch between the beam emission wavelength and the peak conversion efficiency wavelength as the peak conversion efficiency wavelength changes due to temperatures changes of the receiver.

LIGHT ENERGY STORAGE AND USE

Resumen de: US2025088145A1

The present invention relates to a light energy storage and use, to Inkjet-printed flexible autonomous energy source and storage in a single device, and more generally to photovoltaic devices. The present invention relates also to a light energy storage device comprising an organic photovoltaic (OPV) module, a thin film supercapacitor (SC) for the storage of an electric energy generated by the photovoltaic module and a control means; and its process of manufacturing.

SOLAR CELL, MANUFACTURING METHOD, AND PHOTOVOLTAIC MODULE

Resumen de: EP4776793A1

A solar cell, a manufacturing method, and a photovoltaic module are provided. In the solar cell, a silicon substrate has a first surface and a second surface, and the first surface is arranged opposite to the second surface. A first transport layer is arranged on at least one of the first surface and the second surface, and the first transport layer includes a polysilicon layer. The polysilicon layer of the first transport layer has an amorphous silicon region of the first transport layer, and the amorphous silicon region of the first transport layer is arranged on at least a part of a surface that is of the polysilicon layer of the first transport layer and that is away from the silicon substrate. A carrier collection layer is arranged on the first transport layer, and at least a part of the carrier collection layer is in contact with the amorphous silicon region of the first transport layer. Because the amorphous silicon region can implement more proper energy-band matching and reduce a contact resistance, the solar cell can effectively convert the sunlight into electric energy, and a photoelectric conversion efficiency of the solar cell is improved.

SNOW GUARD SYSTEM WITH HEATING

Resumen de: EP4776508A1

0001 Die Erfindung betrifft ein Schneefangsystem (1) und eine Photovoltaikanlage (5) mit dem Schneefangsystem (1) zum Abtauen von Photovoltaikmodulen (2) der Photovoltaikanlage (5), wobei das Schneefangsystem (1) wenigstens ein Schneefangprofil (3) und einen elektrischen Heizdraht (4) umfasst, wobei das wenigstens eine Schneefangprofil (3) einen ersten Schenkel (7) und einem, zum ersten Schenkel (7) in einem Winkel, insbesondere in einem Winkel von 90°, ausgerichteten zweiten Schenkel (8) umfasst, wobei eine Montageschnittstelle (6) am ersten Schenkel (7) ausgebildet ist und eine Halteschnittstelle (9) für den elektrischen Heizdraht (4) am zweiten Schenkel (8) ausgebildet ist, wobei das Schneefangsystem (1) lastabtragend an wenigstens einem Photovoltaikmodul (2) festgelegt bzw. positionsfixiert ist.

HETEROJUNCTION SOLAR CELL AND PREPARATION METHOD THEREOF

Resumen de: EP4776792A1

Provided are a heterojunction solar cell, a preparation method thereof, and a photovoltaic module. The heterojunction solar cell includes: a silicon substrate having a first surface, a second surface opposite to the first surface, and a sidewall surface; at least one backside intrinsic layer, a backside doped layer, a second transparent conductive oxide layer, and a second electrode that are sequentially stacked on the first surface, the backside doped layer being further disposed on the sidewall surface; at least one frontside intrinsic layer, a frontside doped layer, a first transparent conductive oxide layer, and a first electrode that are sequentially stacked on the second surface, the frontside doped layer being further disposed on the sidewall surface; and a first intrinsic layer disposed between the frontside doped layer and the backside doped layer on the sidewall surface.

SUPPORTING STRUCTURE AND PHOTOVOLTAIC TRACKING MOUNTING

Nº publicación: EP4776509A1 15/07/2026

Solicitante:

MOKUN RENEWABLE TECH CO LTD [CN]
Mokun Renewable Technology Co., Ltd.

Resumen de: EP4776509A1

0001 Embodiments of the present disclosure relate to the technical field of photovoltaic power generation, and provide a supporting structure and a photovoltaic tracking mounting. The supporting structure comprises a bearing housing, an arc bearing, a first roller, and a second roller, wherein the first roller is rotatably connected to the bearing housing, the second roller is rotatably connected to the bearing housing, the arc bearing is configured to support a main beam of a photovoltaic tracking mounting, the first roller is configured to roll and abut against the arc-shaped outer side wall of the arc bearing, and the second roller is configured to roll and abut against the arc-shaped inner side wall of the arc bearing, so that the arc bearing rotates relative to the bearing housing. The supporting structure can maintain normal movement of the main beam along a set movement trajectory, ensuring that the photovoltaic tracking mounting operates normally to track the change of the solar azimuth angle.