9results about How to "Ensure power generation efficiency" patented technology

The application discloses a driving mechanism, a stand column, a transmission device and a flexible tracking support, and belongs to the technical field of photovoltaic power generation. The driving mechanism is used for driving a photovoltaic module installed above a cross beam to track the rotation of the sun, and comprises: a fixed end of a telescopic rod is fixed with the cross beam, and the other telescopic end is connected with a sliding pin; a rotation point of a slide rail relative to the cross beam is fixed; the sliding pin is slidably installed on the slide rail; a rotating shaft of a rotating disc is fixed relative to the rotation point of the cross beam; a far end of a first connecting rod is hinged with the sliding pin, and a near end of the first connecting rod is hinged on an eccentric position of the rotating disc; and a driving piece is used for driving the rotating disc to rotate. The application realizes the cooperative locking of the flexible tracking support with multiple structures, cooperates with three self-locking points, forms multiple protections, greatly improves the anti-deformation capability of the support under extreme wind load, and reduces the safety hidden danger.

The utility model provides a portable mountain area photovoltaic panel cleaning dolly belongs to photovoltaic panel technical field, including mobile assembly, including car body, wheel hub motor of rotation installation in the lateral wall of car body, the caterpillar band of adaptive installation in the outside of wheel hub motor and fixedly connected in the lateral wall of car body frame, frame is connected in the outside of wheel hub motor and caterpillar band, cleaning assembly, including hinged in the end of frame cover, rotation installation in the inner wall of cover roller brush, fixedly connected in the end of cover shower nozzle, the utility model has the advantages that: through the cooperation of mobile assembly and cleaning assembly, the contact area with photovoltaic panel surface is increased, the pressure on photovoltaic panel surface is reduced, the trolley can easily climb photovoltaic panel of different inclination, improve the coverage and flexibility of cleaning operation, guarantee photovoltaic panel power generation efficiency, the trolley can be quickly, stably fixed on photovoltaic panel, prevent the trolley from sliding in the cleaning process, guarantee the safety of cleaning operation.

This invention relates to the field of marine auxiliary equipment technology, specifically to a swivel and a boat having the same. The swivel includes a shaft; multiple lifting mechanisms are evenly arranged around the shaft along its axial direction; each lifting mechanism can be deployed to form a lift fan with the shaft or retracted to form a first swivel section; multiple drag mechanisms are evenly arranged around the shaft along its axial direction; the multiple drag mechanisms and multiple lifting mechanisms are alternately arranged in the vertical direction; each drag mechanism can be deployed to form a drag fan with the shaft or retracted to form a second swivel section; when the lifting and drag mechanisms are deployed, and the input shaft of the generator is connected to the shaft, the airflow drives the lift fan and drag fan to rotate together, thereby generating electricity; when the multiple lifting and drag mechanisms are retracted, and the output shaft of the first drive motor is connected to the shaft, the first drive motor can drive the first and second swivel sections to rotate.

This application discloses a corner-claw photovoltaic glass and its right-angle glass claw, belonging to the technical field of vertical suspension installation of double-sided photovoltaic power generation glass, and is suitable for sway-resistant wind power generation systems. The corner-claw photovoltaic glass includes double-sided photovoltaic power generation glass, with right-angle glass claws attached to its corners. The right-angle glass claw is divided into a right-angle edge bonding area and a right-angle outer edge mounting area. The bonding area is adhered to the mutually perpendicular edge areas of the glass corner by an adhesive layer, and the mounting area is provided with mounting holes for connection to movable connectors. The right-angle glass claw is preferably tempered glass, which can form a U-shaped structure to achieve force distribution on both the front and back sides of the glass. This application replaces existing hanging clamps, solving the defects of existing solutions such as high cost, easy generation of hot spots, and poor stability. It has the advantages of low cost, no shading, strong wind resistance, convenient installation, and long service life, enabling low-cost, high-stability vertical suspension installation of double-sided photovoltaic power generation glass without elastic pads.

This invention relates to the field of photovoltaic power plant operation and maintenance technology, specifically to a method, device, electronic equipment, and storage medium for early warning of dust accumulation in photovoltaic power plants. In this invention, the slope change of irradiance data is used to accurately screen completely sunny periods, eliminating the interference of cloud cover on power data and providing a reliable basis for subsequent analysis. Then, inverters are screened based on the correlation between inverter output power and irradiance during sunny periods, ensuring that the selected inverters accurately reflect the performance of the photovoltaic power plant. Finally, an early warning signal is generated based on the relationship between the theoretical and actual power of the screened inverters during sunny periods. This allows for precise early warning of situations affecting power generation efficiency, such as dust accumulation, in photovoltaic power plants, achieving efficient operation and maintenance, and improving power generation reliability and economic benefits.

The utility model relates to the technical field of nursing materials, and discloses a mask. The mask comprises a mask body which is provided with a plurality of light-emitting structures capable of emitting visible light; the wearing device is connected with the mask body, and the wearing device is used for wearing the mask body to the face of a user; the control device is arranged on the mask body or the wearing device, and the control device is in communication connection with the light-emitting structure and used for adjusting the light-emitting mode of the light-emitting structure. The control device used for adjusting the light-emitting mode of the light-emitting structure is directly arranged on the mask body or the wearing device, wired connection between the control device such as a manual operator and the mask is omitted, the part structure and the matching mode of the mask are simplified, a user can conveniently obtain better use experience when using the mask, and the user experience is improved. Therefore, the problems that a current beauty mask is inconvenient to use and poor in use experience due to the fact that the beauty mask is operated and controlled through a manual operator are solved.

The invention relates to the technical field of auxiliary cleaning of photovoltaic equipment, in particular to a photovoltaic panel dust cleaning device suitable for a Sagolian area, which comprises a cleaning assembly, a driving assembly and a control assembly, the cleaning assembly comprises a wiping body and a scraping strip fixed to the bottom of the wiping body. The driving assembly comprises guide rails arranged on the two sides of the photovoltaic panel in parallel, a driving motor and a transmission mechanism, the wiping body is slidably connected with the guide rails through sliding blocks, and the driving motor drives the wiping body to do reciprocating linear motion along the guide rails through the transmission mechanism to clean the surface of the photovoltaic panel. Through dynamic period adjustment and double-sensor design, the cleaning frequency can be intelligently adjusted according to real-time dust intensity and dust thickness, 'untimely cleaning 'or'excessive cleaning' is avoided, the power generation efficiency is effectively guaranteed, and energy consumption is reduced; by combining the cleaning mode of first cleaning and then scraping of the rolling brush and the scraping strip, attached and accumulated dust can be more thoroughly removed, and the dust removal device is particularly suitable for the high-concentration dust environment of a Saggob area.

This invention discloses a photovoltaic power generation and energy storage device suitable for complex scenarios, belonging to the field of solar photovoltaic power generation and mobile power supply technology. The device includes a main frame, at least one folding frame rotatably mounted on the side of the main frame, an extension frame hinged to the folding frame, and photovoltaic panel arrays fixed to the folding frame and the extension frame. The main frame is a cubic frame with an integrated power supply box. The folding frame and the extension frame form a multi-stage unfolding mechanism, which, in conjunction with connectors, pneumatic struts, and hydraulically driven top rods, achieves smooth, labor-saving, and rapid unfolding and folding. After unfolding, it forms a large-area, multi-directional photovoltaic array, and a support mechanism provides stable support in complex terrain. This invention integrates power generation, energy storage, transportation, and protection, and has the advantages of rapid unfolding, structural stability, strong terrain adaptability, and ease of transportation and deployment. It is particularly suitable for power supply needs in complex scenarios such as mountainous areas, field exploration, and emergency disaster relief.

The utility model relates to the technical field of solar photovoltaic power generation auxiliary equipment, in particular to an intelligent distributed photovoltaic module cleaning device. The intelligent distributed photovoltaic module cleaning device comprises a support, a photovoltaic module body, an electric sliding rail, a sliding block, a connecting frame, a rack, a driving gear, a driven gear and a rotating brush, the support is designed in an inclined structure, the photovoltaic module body is installed on the inclined part, and the rotating brush is installed on the rack. The top surface of the photovoltaic module body is connected with electric sliding rails in a front-back symmetrical mode, the electric sliding rails are connected with sliding blocks in a sliding mode, the electric sliding rails are electrically connected with a remote control system, the sliding blocks are connected with connecting frames, and the front side wall and the rear side wall of the lower side of the photovoltaic module body are connected with racks. The device is provided with the remotely-operated electric sliding rail and the first water pump, cleaning water spraying and component surface brushing can be automatically completed, frequent manual operation is not needed, manpower is greatly saved, and the cleaning efficiency is improved.