Abstract: The present disclosure relates to an apparatus for cutting substrate material, the apparatus including: a mounting frame; a base mounted to the mounting frame; an upper cutter device disposed on the mounting frame; and a substrate material clamp disposed on the upper cutter device and used to clamp substrate material, the substrate material clamp including a clamp body and a flattening member connected to the clamp body, and the flattening member being used to flatten the substrate material. In the above technical solution, the flattening member is provided on the lower surface of the substrate material clamp, and during the process that the substrate material clamp approaches the base, the flattening member flattens the curled substrate material, and thus the quality of the substrate material is improved.

Abstract: The present disclosure provides a magnetron sputtering equipment, including: a mesh shielding plate disposed in a vacuum chamber of the magnetron sputtering equipment; the vacuum chamber includes one or more coating chambers, and the mesh shielding plate is disposed on a sidewall within the coating chamber, which facilitates the smooth operation of the magnetron sputtering target, and avoids the gas pollution of the vacuum chamber, and the installation and disassembly are simple and fast. The present disclosure provides an important solution and approach for a production line of the magnetic sputtering equipment.

Abstract: A target conveying vehicle includes a lifting vehicle and a target fixing device. The lifting vehicle includes a vehicle body (1) and load bars (2) which are arranged on the vehicle body (1) and able to be elevated and lowered. The target fixing device is arranged on the load bars (2), and includes a target carrier mechanism and at least one locking mechanism arranged on the target carrier mechanism. The at least one locking mechanism is arranged for fixing the target on the target carrier mechanism.

Abstract: An atomization device for preparing metal alloy powder which includes a main body provided with an atomization chamber, the atomization chamber is provided with an inlet and an atomization zone, the inlet is configured to introduce metal alloy liquid; a high-pressure inert gas pipeline system that is configured to provide a high-pressure inert gas introduced into an atomization zone of the atomization chamber, to atomize the metal alloy liquid; and an oxygen-containing gas pipeline system that is configured to transfer oxygen-containing gas to the atomization zone.

Abstract: The disclosure provides a thin-film battery photovoltaic module, comprising a glass sheet, a front packaging plate and a thin-film battery pack, wherein the thin-film battery pack is disposed between the glass sheet and the front packaging plate, a light-receiving surface of the thin-film battery pack faces the front packaging plate, wherein a packaging adhesive film is disposed between the thin-film battery pack and the front packaging plate and the edges between the glass sheet and the front packaging plate are sealed with an adhesive tape.

Abstract: The application discloses a solar cell component including at least two chip sets connected in series, wherein each chip set includes a plurality of chip units connected in parallel and a bypass diode connected in parallel with the chip units, each chip unit includes one or more photovoltaic chips connected in series, positive poles of the bypass diodes are connected with negative poles of the chip units, and negative poles of the bypass diodes are connected with positive poles of the chip units. The application further provides a solar panel with the solar cell component. The application not only can reduce the number of the bypass diodes, but also can improve economy of the product.

Abstract: Provided is a method of preparing an alloy powder, comprising the steps of: melting the metal elements to produce the alloy solution; atomizing the alloy solution into small drops under oxygen-containing atmosphere; forcing the small drops to be quickly cooled under the driving of the atomizing flow to obtain the alloy powder; wherein, when the method is used to prepare Cu—In—Ga alloy powder, Cu/(In+Ga) is 0.5 to 1.1, In/(In+Ga) is 0.2 to 0.9, Ga/(In+Ga) is 0.1 to 0.8, In/(In+Ga)+Ga/(In+Ga) is 1. Also provided is an alloy powder and a method of preparing Cu—In—Ga alloy powder.

Abstract: Techniques and systems are described that enable multiple current source prioritization with overvoltage protection.

Abstract: The present disclosure relates to a fender with a solar power generation function. The fender includes: a fender body. A, flexible solar cell module fitting with the fender body is fixed on the fender body. The present disclosure not only saves space, but also effectively solves the problem that the solar cell module and its mounting accessories are easily damaged under pressure.

Abstract: Disclosed are module connectors for flexible photovoltaic modules. A module connector may include a clamp and an insert configured to be inserted into the clamp. The insert may have an insert body, an electrical lead and an electrical connector. The clamp may have a body portion with a recess configured to receive the insert body, a first clamping portion configured to clamp a second portion of the electrical connector to connect it to the body portion, and a second clamping portion with a first clamping surface configured to contact a first sheet of the module and a second clamping surface configured to contact a second sheet of the module. The second clamping portion may be configured to connect the clamp to the module such that the clamp overlaps and extends around a part of the first sheet, a part of the module's exterior edge surface, and a part of the second sheet.

Abstract: Techniques and systems are described that enable multiple current source prioritization with overvoltage protection.

Abstract: The present disclosure relates to a method and system for testing mechanical tolerance of a photovoltaic module. The method include sequential steps of: according to a predetermined appearance inspection standard, performing an appearance defect inspection on the photovoltaic module; testing a light attenuation rate of the photovoltaic module, and when the light attenuation rate is smaller than a predetermined attenuation threshold, under a predetermined test condition, checking an output power of the photovoltaic module; performing a mechanical tolerance test on the photovoltaic module; according to the appearance inspection standard, performing an appearance defect inspection on the photovoltaic module; checking the output power of the photovoltaic module under the predetermined test condition; and ending testing of the mechanical tolerance.

Abstract: Disclosed are a solar cell panel and a bicycle. The solar cell panel includes output busbars and a plurality of solar cell groups connected in parallel between the output busbars. Each of the solar cell groups includes a plurality of solar cell strings connected in series, and each of the solar cell strings includes a plurality of solar cells connected in series.

Abstract: The present disclosure relates to a solar panel, including a frosted protective film, an adhesive layer, a water blocking film, a front package film, a thin film battery chip, a rear package film, and a back plate which are sequentially laminated.

Abstract: The disclosure provides a solar photovoltaic module, including a front glass plate, a first packaging adhesive film, a solar cell layer, a second packaging adhesive film, a waterproof layer, a bonding layer and a polymer back plate which are bonded successively. In the solar photovoltaic module provided in the disclosure, the front glass plate with strong rigidity and a flexible polymer back plate with light weight are arranged at two sides of the solar photovoltaic module respectively, thereby reducing the overall weight of the solar photovoltaic module. Meanwhile, the overall rigidity of the solar photovoltaic module can be ensured through the glass back plate, thereby enhancing applicability of the solar photovoltaic module in various products.

Abstract: A detachable solar charging device includes a solar electrical-generating assembly and an energy storage unit detachably connected to each other, and each of the solar electrical-generating assembly and the energy storage unit being provided with an output port; and a display unit provided on the energy storage unit and connected to the energy storage unit.

Abstract: The present disclosure relates to a method and system for testing weather resistance of a photovoltaic module.

Abstract: The present disclosure discloses a sputter coating device and method for a solar cell. The sputter coating device includes a target for sputtering to a substrate, a blocking unit between the target and the substrate, and the orthographic projection of the blocking unit on the substrate partially coincides with the orthographic projection of the target on the substrate.

Abstract: This disclosure provides a method for preparing a CIGS thin film solar cell, including placing a substrate formed with a barrier layer into a sputtering chamber, and forming a doping layer on the barrier layer by sputtering, wherein the doping layer is sodium doped a hetero-molybdenum layer; detecting sodium ion content, and introducing water vapor into the sputtering chamber according to the sodium ion content when the doping layer is formed by sputtering. The method for preparing the CIGS thin film solar cell of the present disclosure introduces water vapor into the sputtering chamber according to the content of sodium ions. The water vapor may ensure the stability after sodium ion sputtering, and the content of water vapor is adjusted according to the sodium ion content.

Abstract: The present disclosure discloses a method for preparing an insulating layer of a flexible photovoltaic module. The method includes: placing the flexible photovoltaic module on a spraying device, and using a shielding component to shield both side surfaces of the flexible photovoltaic module; performing a first spraying on the sidewall to be insulated of the flexible photovoltaic module to form an insulating bottom layer; performing a second spraying on the insulating bottom layer to form an insulating top layer such that the insulating bottom layer and the insulating top layer constitute an insulating layer; and drying the insulating layer.