520 results about "Cell panel" patented technology

The invention relates to the technical field of solar panel maintenance, in particular to a photovoltaic power station solar cell panel intelligent flushing system, which comprises an image analysis module, an intelligent control module, an image processing module, a data processing module, a data processing module, a data processing module, a data processing module and a data processing module, and is characterized in that the image analysis module is used for monitoring smudginess data of the surface of a solar cell panel and transmitting the smudginess data to the intelligent control module in real time; the multispectral camera collects surface images of a current cell panel and a next cell panel, the surface images comprise cell panel surface images collected under different spectral bands or angles, and smudginess distribution and smudginess degree of the next cell panel are obtained; a cleaning strategy is generated according to the cleaning requirement through a preset intelligent algorithm, a control instruction is output and sent to the intelligent control module through the communication unit, and the intelligent control module adjusts the working state of the flushing device. According to the system, the precise recognition capability of the system on the dirty area is improved, it is ensured that water flow can effectively cover the part needing to be cleaned in the cleaning process, and waste of the non-dirty area is avoided.

The invention discloses a photovoltaic auxiliary greenhouse cultivation system which comprises a greenhouse body composed of a framework system and a photovoltaic ceiling, and the photovoltaic ceiling is laid on the top of the framework system, provided with a light splitting type solar thin film cell panel set with adjustable light transmittance and laid in a partitioned mode according to the illumination requirement. The dynamic light compensation system, the temperature balance system and the energy storage system are arranged at the top of the framework system, the energy storage system is used for storing energy and supplying power, the dynamic light compensation system is used for supplementing light for each indoor crop area according to photosynthetically active radiation and sun illumination conditions, and the temperature balance system is used for ventilating and humidifying the greenhouse; and the control machine is arranged on the greenhouse main body and is electrically connected with the dynamic light compensation system, the temperature balance system and the energy storage system so as to receive the monitoring data and control the operation of each electric appliance element. According to the system, lithium battery energy storage and a grid-connected inverter are integrated, the energy self-sufficiency rate is optimized, and the space utilization rate is increased through spectrum customization and three-dimensional planting; the method is suitable for tilled land shortage areas, and gives consideration to clean energy production and agricultural efficient output.

The invention discloses a photovoltaic identification method based on visual feature constraint and a related device, and relates to the technical field of photovoltaic cell panel identification, and the method comprises the steps: obtaining a remote sensing image data set; an Upnet segmentation network model is constructed; constructing a feature constraint module based on an adversarial auto-encoder, wherein the feature constraint module comprises a color feature constraint module, a texture feature constraint module and a shape feature constraint module; performing adversarial training on the feature constraint module and the Upnet segmentation network model by using the remote sensing image data set to obtain an optimal Upnet segmentation network model; and obtaining a to-be-detected remote sensing image of the target area, inputting the to-be-detected remote sensing image into the optimal Upnet segmentation network model, and predicting to obtain an image segmentation result corresponding to the to-be-detected remote sensing image of the target area. According to the invention, the accuracy of identifying the photovoltaic cell panel can be effectively improved.

The invention belongs to the field of computer vision, and relates to an improved YOLOv8-based light-weight photovoltaic cell panel defect detection method, which comprises the following steps: acquiring a to-be-detected photovoltaic cell panel defect image, and inputting the image into a Faster Net backbone network for multi-scale feature extraction; inputting the multi-scale features into a feature fusion module for fusion to obtain a fused feature map; inputting the fused feature map into a target detection module to obtain a detection result; the output module is used for outputting the detection result; compared with the prior art, by improving the backbone network and the feature fusion module of the YOLOv8, the method has remarkable advantages in the aspects of calculation complexity, detection precision, real-time performance and the like, and particularly has outstanding performance in the aspects of processing multi-scale defects, improving precision and enhancing robustness; the problems of high calculation complexity, insufficient precision and poor multi-scale defect processing capability in the prior art can be effectively solved.

The invention provides a photovoltaic panel erecting device for construction of a photovoltaic power station, and relates to the technical field of photovoltaic panels, the photovoltaic panel erecting device comprises a rack, a control box is fixedly connected to the upper surface of the rack, a lifting rod is slidably connected to the surface of the control box, and a lifting frame is fixedly connected to the upper surface of the lifting rod; the surface of the lifting frame is rotatably connected with a first rotating rod through a bearing, the outer surface of the first rotating rod is fixedly connected with a first rotating plate, the surface of the first rotating plate is rotatably connected with a second rotating plate through a bearing, and the surface of the second rotating plate is fixedly connected with a second rotating rod; the third rotating rod and the first rotating rod rotate synchronously and drive the photovoltaic panel body on the surface to rotate, at the moment, the angle of the photovoltaic panel body can be adjusted, sunlight can be close to the vertical angle to be incident to the surface of a cell panel through angle adjustment of the photovoltaic panel body, and therefore light energy is absorbed to the maximum extent, and the power generation efficiency of the photovoltaic panel is improved.

The invention provides an offshore floating normal-pressure hydrogen storage photovoltaic power generation method, which adopts a normal-pressure hydrogen bag to store hydrogen, and the normal-pressure hydrogen bag is arranged below a photovoltaic cell panel or on an idle sea surface beside the photovoltaic cell panel; the hydrogen preparation device is communicated with the normal-pressure hydrogen bag and the hydrogen fuel power generation device through a hydrogen pipeline, photovoltaic electric energy is gathered through a photovoltaic wire, and then the electric energy is converted into hydrogen for normal-pressure storage. According to the invention, the continuity and stability of power supply can be ensured, and a new low-cost technical path can be provided for replacing thermal power by photovoltaic power generation.

A computing device obtains information about a medical slide image, and determines a dataset type of the medical slide image and a panel of the medical slide image. The computing device assigns to an annotator account, an annotation job defined by at least the medical slide image, the determined dataset type, an annotation task, and a patch that is a partial area of the medical slide image. The annotation task includes the determined panel, and the panel is designated as one of a plurality of panels including a cell panel, a tissue panel, and a structure panel. The dataset type indicates a use of the medical slide image and is designated as one of a plurality of uses including a training use of a medical learning model and a validation use of the machine learning model.

The invention discloses an online defect detection method for a main-grid-free photovoltaic cell panel, which comprises the following steps of: obtaining a life distribution diagram of a main-grid-free photovoltaic cell through time-resolved photoluminescence, and obtaining a heat dissipation diagram of the main-grid-free photovoltaic cell through optically-induced phase-locked thermal imaging; an ultrasonic diagram of the main-grid-free photovoltaic cell is obtained through laser ultrasound; preprocessing and registering the life distribution diagram, the heat dissipation diagram and the ultrasonic diagram so as to uniformly map the life distribution diagram, the heat dissipation diagram and the ultrasonic diagram to a cell coordinate system, extracting minority carrier life, heat dissipation power, ultrasonic propagation time delay offset and scattering energy, and forming a multi-modal feature together with a thermal phase; and based on the abnormal score, performing defect detection and classification on the multi-modal features of the possible defect area to obtain classification results of electrical defects, thermal defects and mechanical defects. The invention also discloses a system for realizing the method. According to the invention, full-coverage detection of electrical, thermal and mechanical defects is realized.

The invention discloses a perovskite cell panel surface defect detection method based on improved YOLOv9, and belongs to the technical field of image processing and defect identification. The method comprises the following steps: optimizing a backbone network structure by introducing an ExtraDw module, enhancing feature expression ability and reducing parameter quantity; a neck network is improved by adopting GsConv and SlimNeck, so that the multi-scale feature fusion efficiency is improved; a MobileMQA module and a Bottleneck Transform structure are utilized to enhance the global perception capability and the calculation efficiency of the model; and a Slide Loss function is used to optimize the training process, and the problem of imbalance between difficult samples and positive and negative samples is adaptively processed. According to the method, the detection precision and the model generalization capability of the fine defects on the surface of the perovskite battery piece are remarkably improved while relatively low computing resource occupation is maintained, and the method is suitable for an industrial real-time quality detection scene.

An auxiliary power supply system, provided in a converter and comprising a power-drawing unit and a power supply unit which are connected to each other. The power-drawing unit is separately connected to a power grid, a photovoltaic cell panel, and a battery in the converter; the power supply unit comprises a first power supply module, a second power supply module, and a third power supply module which are connected in parallel; the first power supply module comprises a first diode, the second power supply module comprises a second diode, and the third power supply module comprises a third diode; the power-drawing unit comprises a battery auxiliary power supply module, an AC auxiliary power supply module, and a bus capacitor module; a boost module is connected in series between the photovoltaic cell panel and the battery; a bidirectional isolation module is connected in series between the battery and the bus capacitor module; and an inverter module is connected in series between the bus capacitor module and the power grid. The auxiliary power supply system can realize energy transmission among an alternating current side of the power grid, a direct current side of a photovoltaic cell module, and the battery, thereby improving the reliability of the auxiliary power supply system.

The invention relates to the technical field of solar cell panel control, and discloses an operation control method and system for a solar cell panel, and the method comprises the steps: obtaining the specification information of the solar cell panel, setting the positioning information, carrying out the digital simulation according to the specification and positioning information, and generating a light receiving performance model and a sunlight environment model; generating a current-day illumination simulation model by combining seasonal and climatic factors by utilizing a historical database, analyzing the illumination simulation model and a light receiving performance model to obtain initial light receiving characteristics and a preset light receiving track, continuously recording illumination conversion electric energy of the cell panel to correct the preset light receiving track, and adjusting an inclination angle of the cell panel to obtain a current-day illumination simulation model. The energy conversion efficiency of the solar cell panel is improved, sunlight resources are fully utilized, different seasons and climate changes are adapted, the performance of the solar cell panel in a changing environment is enhanced, and the problem that in the prior art, the efficiency of collecting illumination data in real time for angle adjustment is low is solved.

The invention discloses an equipment monitoring and maintenance method and system for an intelligent power plant, and relates to the technical field of equipment cleaning, and the method comprises the steps: reading a current maintenance period of a photovoltaic cell panel, querying a dirt factor timetable, and determining a real-time dirt factor; acquiring a dirt fluctuation factor in the current maintenance period, performing dirt accumulation prediction according to the real-time dirt factor and the dirt fluctuation factor in combination with the attribute characteristics of the battery panel, and generating a dirt prediction distribution diagram; and inputting the dirt prediction distribution diagram into a performance attenuation analysis plug-in to carry out performance attenuation analysis on the photovoltaic cell panel, determining a performance attenuation coefficient, and if the performance attenuation coefficient is greater than an expected attenuation scalar, carrying out surface cleaning operation on the photovoltaic cell panel according to a preset cleaning scheme. The technical problems that in the prior art, real-time environment changes are difficult to respond in time, and the actual pollution situation cannot be dynamically handled are solved, the dirt influence of the battery panel is accurately predicted, and the technical effects of improving the cleaning efficiency and the real-time performance are achieved.

The present application provides a photovoltaic storage and hydrogen sharing system and photovoltaic storage and sharing device, in which photovoltaic panels are installed on or next to the atmospheric pressure hydrogen tank, and the photovoltaic panels and the atmospheric pressure hydrogen tank constitute a photovoltaic storage and sharing device with complementary functions and integration; when there is sufficient sunlight, the photovoltaic panels supply power to the hydrogen generator to produce hydrogen, and the hydrogen is stored in the atmospheric pressure hydrogen tank; when there is no sunlight, the hydrogen fuel cell receives hydrogen to generate electricity. The present application reduces the energy storage cost of the entire life cycle, opens up a new low-cost technical path for photovoltaic power generation to replace thermal power, and provides a possibility for hydrogen to replace biogas.

The invention discloses a photovoltaic module with an enhanced passive heat dissipation structure, belongs to the technical field of photovoltaic modules, and aims to solve the problem that the photoelectric conversion efficiency of the photovoltaic module is reduced due to temperature rise. The assembly comprises a photovoltaic cell panel assembly, a first fin group and a second fin, wherein each first fin group consists of four parts, namely a first sub-fin, a second sub-fin, a third sub-fin and a fourth sub-fin, the first fin groups are arranged in rows, and the second fins are arranged between the adjacent first fin groups in each row. The photovoltaic module with the enhanced passive heat dissipation structure has the beneficial effects that the photovoltaic module with the enhanced passive heat dissipation structure is reasonable in structure and feasible in technology, heat dissipation can be effectively improved by adopting passive heat transfer modes such as unpowered natural convective heat transfer and radiation heat transfer, autonomous cooling of the photovoltaic module is realized, the photoelectric conversion efficiency of the photovoltaic module is improved, and the service life of the photovoltaic module is prolonged. And the generating capacity of the photovoltaic field station can be improved.

The invention discloses an efficient photovoltaic cell panel intelligent cleaning and dust removing device which comprises a mounting frame, a sweeping mechanism, a first driving mechanism and a second driving mechanism. The photovoltaic cell panel is mounted on the mounting frame, and the sweeping mechanism is used for conducting dust removing operation on the surface of the photovoltaic cell panel; the first driving mechanism is used for driving the sweeping mechanism to reciprocate in the length direction of the photovoltaic cell panel, the second driving mechanism is used for driving the sweeping mechanism to rotate, and through the arrangement of the first driving mechanism and the second driving mechanism, the function of longitudinal and transverse bidirectional sweeping of the sweeping mechanism on the surface of the photovoltaic cell panel is achieved; therefore, comprehensive and efficient cleaning of the surface of the photovoltaic cell panel is achieved, the problems that traditional dust removal equipment can only conduct cleaning in a single direction and is poor in cleaning effect are effectively solved, the photoelectric conversion rate of the photovoltaic cell panel is remarkably improved, the whole operation of the cleaning mechanism is driven by the same motor, and the cleaning efficiency is improved. And the dust removal energy consumption and the manufacturing cost are effectively reduced.

The invention relates to the technical field of photovoltaic modules, in particular to a cooling system of a solar photovoltaic cell panel, which comprises a photovoltaic panel with a support frame, the photovoltaic panel is connected with an energy storage module, the cooling system also comprises a water cooling assembly arranged on the support frame, and the water cooling assembly comprises a water cooling seat fixedly connected with the support frame. The interior of the water-cooling base is hollow, the upper end of the water-cooling base is connected with a water-cooling pipe, the water-cooling pipe is connected with a plurality of nozzles, the water-cooling base is further connected with a water inlet pipe, a transmission pipe is further rotationally arranged on the water-cooling base, and an impeller is arranged at one end of the transmission pipe and is arranged in the water-cooling base; an impeller is arranged at the end of the transmission pipe, and when flowing cooling liquid passes through the cavity in the water cooling base, the transmission pipe is driven by the impeller to rotate in the axis direction. The transmission pipe serves as a power source of the air cooling assembly through the transmission assembly, so that the transmission pipe rotates on the geometric center of the back face of the photovoltaic panel, and the flowability of surrounding gas is improved.

The invention relates to the technical field of photovoltaic cell panels, and discloses a photovoltaic cell panel dust deposition prevention device which comprises a lower photovoltaic panel, an upper photovoltaic panel and a frame body, side supporting rods higher than the frame body are fixedly connected to the two sides of the frame body, a fixing lug is fixedly connected to one side of each side supporting rod, a mounting disc is fixedly connected to one side of each fixing lug, and the mounting disc is fixedly connected to the other side of each side supporting rod. A lower rotating frame and an upper rotating frame are rotationally connected between the two mounting discs, the lower photovoltaic panel is mounted in the lower rotating frame, and the upper photovoltaic panel is mounted in the upper rotating frame. According to the photovoltaic panel dust cleaning device, a brush on a brush plate can clean dust on a photovoltaic panel, manual cleaning is not needed, the workload is reduced, the danger is reduced, the brush can better clean dust on the surface of the photovoltaic panel, the photovoltaic panel dust cleaning effect is improved, and the photovoltaic panel dust cleaning device is convenient to use. And the angles of the lower photovoltaic panel and the upper photovoltaic panel can be adjusted, and meanwhile, the area of the photovoltaic panel is reduced in a strong wind weather, so that the influence of the strong wind on the photovoltaic panel is reduced.

The utility model discloses a photovoltaic mechanical gravity energy storage system suitable for a desert environment. The photovoltaic mechanical gravity energy storage system comprises a symmetrical multi-surface supporting frame body, a gravity body, a photovoltaic cell panel, a motor system and a pulley block system, the symmetrical multi-surface supporting frame body comprises supporting columns arranged according to vertex angles and central point positions of a regular polygon, the gravity body is arranged in the symmetrical multi-surface supporting frame body, and sand is used as a heavy object in the gravity body; when the coaxial symmetric generator / motor is in a gravity energy storage mode, electric power is obtained from a photovoltaic panel in the daytime to provide power for a pulley block system, and a gravity body is lifted to a high position through a steel wire rope; in a gravity power generation mode at night, the gravity body descends to provide power for the pulley block system, and the steel wire rope drives the coaxial symmetric generator / motor to generate power. A plurality of mechanical gravity energy storage devices are combined into a system, night time is averagely distributed, the rotating speed of a steel wire rope winding and unwinding wheel can be increased, the reduction ratio is reduced, and therefore the energy storage and power generation efficiency is improved.

The utility model provides an adjustable photovoltaic panel pressing block assembly which is applied to the field of photovoltaic cell panel installation. Comprising a clamping block which is clamped on a corresponding supporting guide rail, and a threaded hole is formed in the center of the top of the clamping block; the pressing block comprises a pressing block main body, a limiting convex edge is arranged on at least one side of the pressing block main body, and a smooth through hole is formed in the center of the pressing block; the locking structure comprises a locking bolt and a spring, the locking bolt is used for fastening the clamping block and the pressing block, the spring is arranged between the clamping block and the pressing block and arranged on the locking bolt in a sleeving mode, and the locking bolt penetrates through the smooth through hole, then is in threaded connection with the threaded hole and extrudes the spring, so that the limiting protruding edge and the supporting guide rail are pressed oppositely. And the photovoltaic panel is further fixedly arranged between the limiting convex edge and the supporting guide rail. The clamping phenomenon of the locking bolt and the pressing block can be prevented, under the limiting effect of the spring, the photovoltaic panel can be conveniently placed between the limiting convex edge and the supporting guide rail, and installation is more convenient.

The utility model discloses a box-type house utilizing solar energy to generate electricity, which relates to the technical field of building construction box-type house equipment, and adopts the technical scheme that the box-type house comprises a box-type house body and solar photovoltaic systems arranged on a top plate and two side walls of the box-type house body, and an electric power system and an energy system are arranged in the box-type house body; the solar photovoltaic system comprises a photovoltaic cell panel, a supporting mechanism arranged at the bottom of the photovoltaic cell panel and a driving mechanism arranged on one side of the supporting mechanism and used for driving the photovoltaic cell panel to rotate. The box-type house has the advantages that photovoltaic equipment and the box-type house are integrated, the box-type house is ingenious in design, high in power generation efficiency, long in service life and convenient to install and maintain, space can be fully utilized, and efficient utilization of the photovoltaic equipment and green transformation of building energy are achieved.

The utility model relates to the field of photovoltaic equipment, in particular to a photovoltaic cell panel cleaning mechanism and a photovoltaic system. The photovoltaic cell panel cleaning mechanism comprises a rolling track, a conductive assembly, a driving assembly and a cleaning assembly. The rolling track is arranged on the side of the photovoltaic cell panel and is arranged along the extension direction of the photovoltaic cell panel; the driving assembly is connected with the cleaning assembly, and the driving assembly is matched with the rolling track in a rolling manner; the conductive assembly is electrically connected with the discharging module of the photovoltaic cell panel and the driving assembly; wherein the driving assembly is used for rolling along the rolling track so as to drive the cleaning assembly to move relative to the photovoltaic cell panel, so that the photovoltaic cell panel is cleaned. The photovoltaic cell panel cleaning mechanism can automatically clean the photovoltaic cell panel, so that the manual cleaning workload of the photovoltaic cell panel can be reduced, the cleaning efficiency of the photovoltaic cell panel can be improved, the cleaning and maintenance cost of the photovoltaic cell panel can be reduced, and the operation cost of a solar power plant can be reduced.

The embodiment of the invention provides solar cell testing equipment, and relates to the field of photovoltaic equipment detection. Comprising a base, a correction mechanism, a support, a lead screw, a first motor, a conveying mechanism, an inspection platform and a detector. The bracket is mounted on the upper surface of the base; the lead screw is rotationally mounted in the bracket; the first motor is installed on the support, and the output end of the first motor is connected with one end of the lead screw. And the conveying mechanism is mounted on the lead screw. Whether the position is accurate or not can be accurately judged, and the angle of the cell panel can be automatically calibrated; the position of the vacuum suction cup can be automatically adjusted, it is ensured that stress is uniform and stable when the cell panel is sucked and transferred, and the process is automatically adjusted without manual work; in addition, the detector can be prevented from shielding the path of the driving seat, the detector is also automatically reset after the driving seat is reset, accurate control is achieved through a mechanical structure, and detection is not affected.

The invention discloses a photovoltaic cell panel invisible defect detection device based on multispectral imaging. The photovoltaic cell panel invisible defect detection device comprises a photovoltaic cell panel to be detected; the excitation module is configured to enable the photovoltaic cell panel to be detected to generate a short-wave infrared band under the irradiation of an excitation light source; the excitation light source comprises a near-infrared light-induced excitation light source and / or an electroluminescent driving power supply; the spectrum acquisition module comprises a multispectral imaging system composed of a variable optical filter and an area-array camera, the variable optical filter adopts a wavelength programmable narrow-band filtering assembly, and the transmission wavelength of the variable optical filter covers a 1050-1250 nm characteristic spectrum band; and the image acquisition and processing system is configured to control switching of spectrum channels of the variable optical filter, control the area-array camera to shoot multispectral images in sequence and process the images. The device overcomes the adverse effect of the sunlight environment on photoluminescence imaging or electroluminescence imaging of the photovoltaic cell panel, so that the imaging level of invisible defects of the photovoltaic cell panel is improved.

The invention discloses a passive film type desorption cooling device for a solar cell panel, and relates to the technical field of solar cell panel cooling, the passive film type desorption cooling device comprises a photovoltaic cell panel, a porous film layer is arranged below the photovoltaic cell panel, and a solution storage layer is fixed at the top end of the porous film layer; in the daytime, the heat released by the photovoltaic cell panel is utilized to heat the solution in the solution storage layer, the solution is driven to desorb water and evaporate, a large amount of heat is taken away, the solar panel is efficiently cooled, and the working modes of cyclic utilization, daytime cooling and night circulation of the device are completed through the water absorption of the solution at night. According to the solar panel, the solar panel does not need extra energy consumption, the solution filling grooves distributed in an array are arranged, the solution is stored in the small compartments, and the porous film layer has a selective permeability function, so that good packaging and structural compactness of the solution are realized, and rapid conduction of heat of the solar panel is realized by utilizing high thermal conductivity of the solution; in addition, water is taken from air by adding the steam water storage layer, and the application scene of the photovoltaic cell panel is expanded.

A computing device obtains information about a medical slide image, and determines a dataset type of the medical slide image and a panel of the medical slide image. The computing device assigns to an annotator account, an annotation job defined by at least the medical slide image, the determined dataset type, an annotation task, and a patch that is a partial area of the medical slide image. The annotation task includes the determined panel, and the panel is designated as one of a plurality of panels including a cell panel, a tissue panel, and a structure panel. The dataset type indicates a use of the medical slide image and is designated as one of a plurality of uses including a training use of a medical learning model and a validation use of the machine learning model.

The invention provides a photo-hydrogen and co-energy storage method, which adopts a normal-pressure hydrogen bag to store hydrogen, and the normal-pressure hydrogen bag is arranged in an idle space below or beside a photovoltaic cell panel; the hydrogen preparation device is communicated with a normal-pressure hydrogen bag and a hydrogen fuel cell or a combustion furnace through a hydrogen pipeline, photovoltaic electric energy is gathered through a photovoltaic wire, and then the electric energy is converted into hydrogen for normal-pressure storage. According to the invention, the continuity and stability of power supply can be ensured, and a new low-cost technical path can be provided for replacing thermal power by photovoltaic power generation.

A photovoltaic cell string, a photovoltaic cell panel and a photovoltaic cell module, which are applied to the field of photovoltaic cell preparation. The cell string comprises: a plurality of cells, welding strips, which are arranged on first surfaces and second surfaces of the cells, and protective films, which are arranged on outer sides of the welding strips, wherein there is an overlapping region between adjacent cells among the plurality of cells; and the protective films located on preset cell surfaces of the adjacent cells extend to the overlapping region, such that by using the protective films, the stress generated between the cells and the welding strips in the overlapping region is reduced; the preset cell surfaces are the surfaces of the sides of the adjacent cells where the cells are stacked on each other; and the adjacent cells form an electrical connection by means of the welding strips located on the preset cell surfaces. In the present application, the protective films located on the preset surfaces of the cells in the adjacent cells extend to the overlapping region, such that the stress generated between the cells and the welding strip can be reduced.

The invention relates to the technical field of unmanned aerial vehicle batteries, in particular to a battery device with a telescopic solar panel for an unmanned aerial vehicle, which comprises an unmanned aerial vehicle body shell and a photovoltaic cell panel, the storage bin is fixed in the unmanned aerial vehicle body shell in an embedded mode, an opening is formed in the top of the storage bin, the box body base is installed in the storage bin in a sliding mode, the top cover base is fixed to the top of the box body base, and a first driving mechanism used for driving the box body base to conduct telescopic adjustment in the vertical direction is arranged in the storage bin; the top of the storage bin is flush with the top of the unmanned aerial vehicle body shell. By means of the foldable storage design of the mounting frame with the photovoltaic cell panels additionally arranged on the two sides and the telescopic design of the box body base, the structure of the photovoltaic power generation part can be recycled into the unmanned aerial vehicle body shell in a hidden mode, the overall size of the unmanned aerial vehicle is reduced, storage and carrying are convenient, meanwhile, after the structure is hidden, wind resistance is reduced, and the service life of the unmanned aerial vehicle is prolonged. And high-maneuverability flight of the unmanned aerial vehicle is facilitated, so that a flight task can be better executed.

The invention provides a solar cell panel invisible defect detection device based on compressed sensing spectral imaging, and the device comprises a photoexcitation light source which is used for applying near-infrared light excitation to the surface of a to-be-detected photovoltaic cell panel so as to induce the photovoltaic cell panel to generate a fluorescence signal, thereby enhancing a characteristic light signal of an invisible defect area and inhibiting the interference of ambient light; the imaging system is used for receiving a fluorescence signal emitted by the photovoltaic cell panel to be detected; and the image acquisition and processing system is used for receiving, storing and processing the acquired fluorescence image in real time. Interference of outdoor solar spectral distribution energy on a photoluminescence imaging or electroluminescence imaging system is avoided or inhibited, so that the detection level and detection efficiency of invisible defects of the solar cell panel are improved, meanwhile, the complexity and data acquisition amount of a spectral imaging device can be remarkably reduced by reducing the number of acquired wavelengths, and the detection efficiency of the solar cell panel is improved. The scanning time is reduced, so that the scanning efficiency is improved.

The invention provides a light storage and co-hydrogen energy access method, which is characterized in that a photovoltaic cell panel is mounted on or beside a normal-pressure hydrogen tank, and the photovoltaic cell panel and the normal-pressure hydrogen tank form a light storage and co-hydrogen device with complementary functions and integrated functions; when sunlight is sufficient, the photovoltaic cell panel supplies power to the hydrogen production machine to produce hydrogen, and the hydrogen is stored in the normal-pressure hydrogen tank; and the hydrogen fuel cell receives hydrogen to generate power without sunlight. The energy storage cost per kilowatt hour in the whole life cycle is reduced, a new low-cost technical path is developed for replacing thermal power by photovoltaic power generation, and the possibility is provided for replacing biogas by hydrogen.