39 results about "Solar industry" patented technology

The invention relates to the technical field of polycrystalline silicon deposition used as a main raw material in the semiconductor or solar industry, in particular to a polycrystalline silicon deposition air inlet device based on growth characteristics of a silicon core rod and a control method. The control method comprises the following steps: determining growth abnormal area data of the silicon core rod and overall growth rate data of the silicon core rod based on the surface temperature distribution uniformity degree of the silicon core rod in a first preset time length and / or the growth uniformity degree of the silicon core rod in a second preset time length; determining to control air intake by a local control method or an integral control method based on whether the growth abnormal area with the non-overlapped area and the growth abnormal area after space splicing cover the silicon core rod for a circle or not and a comparison result of the integral growth rate of the silicon core rod and a preset integral growth rate; according to the invention, the control accuracy of the air inlet device is improved by improving the analysis accuracy of the growth characteristics of the silicon core rod.

The present invention discloses a fixed photovoltaic power generation array support, which relates to the technical field of the solar energy industry. The present invention includes a photovoltaic panel and four counterweight seats, and further includes: support columns respectively slidably arranged on the corresponding counterweight seats, and a slow-speed sliding assembly is installed between each support column and the corresponding counterweight seat, and the slow-speed sliding assembly is used to enable the support column to slide relative to the counterweight seat at a slow speed; a reinforcement frame fixedly installed between the four counterweight seats, and a wind-powered lifting assembly matched with the photovoltaic panel is installed on the reinforcement frame, and the wind-powered lifting assembly is used to enable the photovoltaic panel to move up and down relative to the ground. The advantages are as follows: The present invention can use wind power as a drive in strong wind weather to automatically lower the photovoltaic panel, thereby reducing the overall center of gravity and improving stability, avoiding being blown down by strong winds and causing serious losses, and during the process of the photovoltaic panel moving down, it can also automatically use the accumulated rainwater to clean its surface, effectively improving the power generation efficiency of the photovoltaic panel during subsequent use.

The vacuum evaporation equipment comprises a feeding mechanism, and the feeding mechanism is provided with a discharging opening; a material receiving opening of the feeding mechanism is connected with a discharging opening of the feeding mechanism or located below the discharging opening of the feeding mechanism; and the first driving piece can drive the feeding mechanism to wholly or partially move and / or rotate. When feeding is not needed, the first driving part drives the feeding mechanism to integrally or partially move and / or rotate, so that the feeding mechanism is far away from the evaporation mechanism. Therefore, the feeding mechanism is prevented from being in a high-temperature environment all the time, deformation or cracking caused by the fact that the feeding mechanism is located above the evaporation mechanism all the time is reduced, the continuous use period of the feeding mechanism is prolonged, and the requirement of the solar industry for continuous coating can be met. Moreover, the feeding mechanism does not need to be located above the evaporation mechanism all the time, a large number of materials can be prevented from being attached to the feeding mechanism, the materials are saved, and normal use of the feeding mechanism is guaranteed.

The invention belongs to the technical field of solar energy, and particularly relates to a double-drive multi-action arbitrary-angle double-shaft tracking support for the solar energy industry, which comprises a double-shaft tracking support body, a photovoltaic panel foreign matter detection system, a ground mobile intelligent cleaning system and a central control and communication system, and foreign matter sensing, posture adjustment and automatic cleaning are realized through cooperation of the double-shaft tracking support body, the photovoltaic panel foreign matter detection system, the ground mobile intelligent cleaning system and the central control and communication system. According to the technical scheme, the power generation efficiency and the operation reliability of the photovoltaic power station can be remarkably improved, and the operation and maintenance cost and complexity are greatly reduced.

The present invention belongs to the technical field of solar energy industry, and specifically relates to a hole transport material containing halogen and its application as an organic hole transport material. The present invention designs a cyanoacetic acid or cyanophosphoric acid as an anchoring group, and introduces halogen into the molecular structure through a self-assembled monolayer strategy, thereby obtaining a new type of hole transport material containing halogen, the purpose of which is to solve the technical problems such as poor stability and poor device performance faced by existing organic small molecule hole transport materials with anchoring groups. In addition, the present invention also relates to a perovskite battery and a flexible perovskite battery prepared using the aforementioned organic hole transport material. The beneficial effect of the present invention is that the introduction of halogen atoms in the material can improve the stability of the battery and extend its service life.

The invention discloses a rotary storage type solar photovoltaic module and a method thereof, belongs to the technical field of photovoltaic modules, and provides the following scheme that the rotary storage type solar photovoltaic module comprises an adjusting platform, two storage type photovoltaic mechanisms are arranged on the adjusting platform, the adjusting platform comprises a rotary table assembly, and an adjusting assembly is arranged above the rotary table assembly; according to the invention, the protection assembly carries out a protection action downwards, so that the winding and unwinding control assembly controls the two rope discs to respectively unwind the outer rope belt and wind the inner rope belt, and therefore, after the photovoltaic structures are sequentially wound together and stored, the protection assembly further carries out a protection operation, and a closed protection space can be formed. Compared with the prior art, the photovoltaic structure has the advantages that the damage risk of severe weather to the photovoltaic structure can be reduced, a good protection effect can be achieved when the photovoltaic structure is not used, roll type storage is adopted, the overall size can be effectively reduced, movement and transportation are facilitated, meanwhile, the photovoltaic structure is matched with mobile scenes such as photovoltaic motor homes and portable photovoltaic equipment, and the application range of the solar industry is expanded.

A microstructure optical film structure having a latitude position optimization function, used for a solar light-collecting module installed (operating) in a direction perpendicular (orthogonal) to sunlight or in a direction perpendicular (orthogonal) to ground, and a method for collecting sunlight or ambient light by the light-collecting film. The microstructure optical film module comprises a photovoltaic (PV) module, and the module is suitable for various inorganic / organic PV wafers / photoelectric sensors / modules thereof and comprises an optimized microstructure optical film layer which can receive light of various angles incident from different latitudes. On the basis of the orientation of the microstructure optical film, a microstructure profile defined within a specific latitude range is optimized to collect solar energy / ambient light in a direction perpendicular to sunlight or in a direction perpendicular to ground. The present invention directly overcomes the key issue in the solar industry of how to reduce the system cost while ensuring unit energy conversion efficiency.

The application belongs to the technical field of solar energy industry, in particular to a photovoltaic module mounting bracket for solar street lamp, which comprises an outer sleeve, a reinforcing component, an adapter component and a plate frame component, wherein the reinforcing component is arranged outside the outer sleeve, the adapter component is arranged on the top of the outer sleeve, and the plate frame component is arranged on the top of the adapter component; the plate frame component comprises a slanting protective shell, a closing component and a photovoltaic module. The device can erect the photovoltaic module on the top of the street lamp, so that the photovoltaic module can stably supply power to the street lamp under the condition of solar energy supply; when it is rainy and snowy, the top opening of the slanting protective shell can be completely closed by moving the two side sliding cover plates, so as to isolate the photovoltaic module from the outside world, realize the effect of protecting the photovoltaic module, and avoid the problem that the open-air photovoltaic module is damaged by the continuous impact of falling rainwater or hail.

The invention discloses a photovoltaic power generation panel mounting device, and relates to the technical field of solar photovoltaic power generation panel mounting, the photovoltaic power generation panel mounting device comprises a mounting plate and a bottom plate, a solar power generation panel body is rotatably mounted above the bottom plate, and a motor is fixedly mounted on the side surface of the bottom plate; a threaded rod is fixedly mounted at the output end of the motor, a water pump is fixedly mounted above the bottom plate, a mounting and adjusting device for fixedly mounting and adjusting the bottom plate is arranged at the bottom of the bottom plate, the mounting and adjusting device comprises a first square plate, and the first square plate is slidably mounted on the inner wall of the mounting plate; a second square plate is slidably mounted on the side face of the mounting plate, and a first transverse plate is fixedly mounted above the bottom plate, so that the cost can be effectively reduced, the mounting efficiency and the overall performance of the system are improved, and the system is an important impetus for efficient and low-cost development of the modern solar industry.

The invention provides a preparation method and application of P-type doped silicon nano ink, and the method comprises the following steps: firstly, selecting silicon waste recovered in the solar energy industry as a raw material, and cleaning and purifying to obtain a silicon raw material; secondly, performing ball milling on a silicon raw material to prepare silicon micron particles, then adding a P-type doping agent, stirring and mixing, and performing high-temperature thermal annealing to prepare P-type doped silicon micron particles; and thirdly, grinding the P-type doped silicon micro-particles to nanoscale through a sanding process to obtain the P-type doped silicon nano-particles. And finally, mixing the P-type doped silicon nano-particles with an organic carrier to prepare the P-type doped silicon nano-ink suitable for printing. The concentration of doping elements in the prepared P-type doped silicon nano-ink can be accurately adjusted, a pattern transfer method is simple and easy to implement, the P-type doped silicon nano-ink is suitable for large-scale industrial application of local diffusion of solar cells and semiconductor devices, the cost can be reduced, pollution to battery pieces can be reduced, and cost reduction and efficiency improvement of the semiconductor devices are facilitated.

The invention provides a thiazine derivative self-assembled monomolecular layer hole transport material and a preparation method and application thereof, and belongs to the technical field of solar energy industry. The self-assembled monomolecular layer hole transport material is simple in structure, high in hole transport property, strong in interface passivation ability, high in thermal stability and suitable for large-scale application, thiazine with a rigid conjugate large plane serves as a parent nucleus, molecular accumulation can be improved, and the hole transport performance of the material can be improved; by taking a phosphate group as a tail end, single-molecule self-assembly can be realized, a perovskite interface can be passivated, the energy loss at the interface is reduced, and the battery performance is improved. When the synthesized material is used as a hole transport layer of an inverted perovskite solar cell, gt can be obtained without doping; and meanwhile, the service life of the perovskite solar cell is greatly prolonged, the stability of the perovskite solar cell is greatly improved, and industrialization of the perovskite solar cell is expected to be achieved.

The present application relates to the technical field of controller, specifically to a light stacking controller, which comprises an outer part, a control part is arranged in the inner part of the outer part, a bottom detection part is arranged below the outer part, an outer auxiliary part is arranged on the top of the outer part, an outer control part is arranged on the outer part, a control connection part is arranged in the inner part of the outer part, a dehumidification part is arranged in the inner part of the control connection part, through the multi-cavity separation type structure design, the inner part of the outer box of the outer part is divided into a wiring bottom cavity, an internal plug cavity, a protection cavity and a maintenance cavity, the function of each cavity is clear and cooperative, which changes the layout defect of the single cavity of the traditional controller, in the solar energy industry, the problem that the equipment stability is reduced due to the oxidation and corrosion of the interface, the failure of the internal electronic components due to damp and other faults after long-term service in the harsh outdoor scenes such as high humidity and strong sand dust can be effectively avoided.

The invention relates to the field of pattern marking, in particular to a pattern marking method for the surface of a solar cell, which comprises the following steps of: designing a composite pattern and accurately positioning the solar cell; the solar cell is preprocessed; the designed composite pattern is imported into printing equipment, printing parameters are adjusted, and pattern printing is conducted through printing ink; and carrying out curing treatment on the printed pattern. Through a printing or ink-jet printing technology, high-precision and high-definition graph printing is realized on a solar cell or assembly, and an efficient and lossless product tracing, anti-counterfeiting and fault diagnosis scheme is provided by combining a microscope and an ultraviolet light detection technology; and the method has important significance for promoting intelligent and fine management of the solar energy industry.

The invention belongs to the technical field of solar industry, and provides a photovoltaic module connecting and mounting structure, which comprises at least two adjacent photovoltaic modules, each photovoltaic module comprises photovoltaic module glass, a corrugated back plate and a frame, the photovoltaic module glass and the corrugated back plate are bonded through a structural adhesive to form a bearing unit, and the corrugated back plate is connected with the frame. Prefabricated silica gel strips are clamped into the two sides of the bearing unit in the long edge direction, preset hole positions are formed in the frame, rivets and corner connectors are installed on the frame through the preset hole positions, and a structural welding seam is formed in the joint of the frame and the corrugated back plate through laser welding of stainless steel welding wires. A gap between the folding edge of the corrugated back plate and the photovoltaic module glass is filled with sealant, a penetrating type self-drilling screw clamping hook fixing piece is arranged between the frame bending grooves of the two adjacent photovoltaic modules, and the penetrating type self-drilling screw clamping hook fixing piece clamps and limits the lower supporting piece through a self-tapping screw.

This invention relates to the field of solar energy technology, and particularly to a wind-resistant variable-angle photovoltaic power generation device. It includes a base, a support rod fixedly connected to the base, a support frame rotatably connected to the support rod, a first electric roller rotatably connected to the base, an electric telescopic frame mounted on the base, a solar panel mounted on the support frame, and an electric push rod mounted on the base. The telescopic part of the electric push rod is fixedly connected to a first baffle with a first hole via a fixed frame. A second baffle with a second hole is fixedly connected to the support frame. This invention adjusts the alignment and misalignment of the second hole with the corresponding first hole to change the ventilation and wind-blocking effects of the first and second baffles. When wind impacts the back of the solar panel, it shields the back of the solar panel, ensuring its wind resistance and thus improving the stability of the solar panel.

The present invention relates to the technical field of polysilicon deposition used as the main raw material in the semiconductor or solar energy industry, and in particular to a polysilicon deposition air intake device and a control method based on the growth characteristics of silicon core rods. The control method comprises determining and obtaining abnormal growth area data and overall growth rate data of the silicon core rods based on the uniformity of the surface temperature distribution of the silicon core rods within a first preset time period and / or the uniformity of the growth of the silicon core rods within a second preset time period; determining whether to control the air intake by a local control method or by an overall control method based on whether the abnormal growth area with non-overlapping areas and the abnormal growth area after spatial splicing cover a circle of the silicon core rods, and a comparison result of the overall growth rate of the silicon core rods with a preset overall growth rate; the present invention improves the accuracy of the control of the air intake device by improving the accuracy of the analysis of the growth characteristics of the silicon core rods.

This invention belongs to the field of solar energy technology, specifically a photovoltaic support frame and adjustment method with a sun-tracking adjustment function. The proposed solution includes a column and a solar photovoltaic panel. A mounting frame is fitted onto the outer side of the top of the column. A controller is fixedly installed on the side of the mounting frame. A housing is rotatably mounted on the top of the mounting frame, and a vertical adjustment component is installed inside the housing. In this invention, the solar photovoltaic panel adjusts its vertical angle according to the sun's altitude during the daytime. Through the extension and retraction of two telescopic drive mechanisms, the crossbeam adjusts its axial angle, tracking the sun's movement during the day. Combined with the tilt adjustment mechanism, this achieves sun-tracking operation, keeping the sunlight perpendicular to the solar photovoltaic panel to maximize light energy conversion and improve solar energy utilization efficiency.

The invention belongs to the technical field of solar energy industry, and particularly relates to a photovoltaic energy storage device which comprises a photovoltaic energy storage cabinet. An upper compartment and a lower compartment are formed in the photovoltaic energy storage cabinet; the inner side wall of the upper compartment is symmetrically and fixedly connected with a pair of electric push rods; the inner side wall of the upper compartment is symmetrically and fixedly connected with a pair of sliding rails; a first connecting frame is connected into the sliding rail in a sliding mode. The output end of the electric push rod is fixedly connected with the end part of the first connecting frame; the side wall of the first connecting frame is rotationally connected with a plurality of pulleys; the solar photovoltaic panel is stored in the upper compartment when the solar photovoltaic panel cannot work at night, so that the situation that the solar photovoltaic panel is still in an external environment when the solar photovoltaic panel cannot work, is damaged due to external sand abrasion and cannot perform normal solar energy conversion is reduced, and the protection effect on the solar photovoltaic panel is improved; the solar photovoltaic panel can better perform solar energy conversion, and the service life of the solar photovoltaic panel is prolonged.

The invention relates to the technical field of solar industry, and discloses a constant-temperature visible-light high-definition camera based on photovoltaic booster station inspection, which synchronously acquires an infrared thermogram and a visible-light image through a camera depending on a data acquisition module, and can detect the temperature of an abnormal region according to the abnormal temperature region. The azimuth angle, pitch angle and focal length parameters of the visible light camera are dynamically calculated and adaptively adjusted, so that the visible light camera accurately focuses on an abnormal area and collects a high-definition image, the accuracy and data integrity of temperature anomaly recognition are greatly improved, the fusion processing module deeply extracts two types of image features and carries out fusion analysis, and an attention mechanism weighting algorithm is combined, so that the accuracy of temperature anomaly recognition is improved. Feature weights are distributed adaptively according to abnormal severity levels, temperature and visual features form unified high-dimensional feature expression under space-time alignment, the false report and missing report rate is reduced, an equipment state management module generates a diagnosis report and a maintenance strategy based on a fusion result, and a prediction model is constructed in combination with historical data; and the equipment state identification accuracy and the operation and maintenance efficiency are obviously improved.

The invention relates to the technical field of solar industry, in particular to a photovoltaic tracking adjustment control method and system for an energy-saving building roof.The photovoltaic tracking adjustment control method and system for the energy-saving building roof.The photovoltaic tracking adjustment control method and system remarkably improve the light energy utilization rate of a roof photovoltaic system through modular design and clear function and synergistic effect of all parts of the system, and compared with a traditional fixed installation mode, the power generation efficiency can be improved by 30% or above. The system stability and reliability are improved, power generation fluctuation caused by environmental changes is reduced, and the service life is prolonged. The construction and operation cost is reduced, and the economical efficiency and the market competitiveness are enhanced. Intelligent control and management are achieved, the automation level is improved, and manual intervention is reduced. The energy recovery and storage system achieves efficient utilization of energy, reduces energy consumption and improves the self-sufficiency rate of energy, a remote monitoring and management platform facilitates a user to know the state of the system in real time, the maintenance efficiency is improved, and the problem that an existing photovoltaic tracking control system is insufficient in tracking precision and stability in a complex environment is solved.

The application belongs to the technical field of solar energy industry, and provides a photovoltaic connector production and assembly device, which comprises a production mold, the production mold is provided with a mounting cavity, a mold core and a heat dissipation block are arranged in the mounting cavity, the mounting cavity is rotationally connected with an opening and closing door, the opening and closing door is used for controlling whether the mounting cavity is communicated with the outside, the opening and closing door is connected with a synchronous assembly, the synchronous assembly is connected with a driving assembly, the heat dissipation block is provided with a heat dissipation assembly, the heat dissipation assembly is connected with an adjusting assembly, and the adjusting assembly is used for controlling the direction and speed of the airflow caused by the heat dissipation assembly; the opening and closing door which can rotate is arranged, effective plugging of the mounting cavity is realized, the mounting cavity can be completely closed in the injection molding process, heat loss is effectively prevented, heat loss in the injection molding process is significantly reduced, energy utilization efficiency is improved, production cost is reduced, and heat loss is reduced.

The invention relates to the technical field of power generation devices, in particular to an overwater floating type fishing-light complementary solar photovoltaic power generation device, which comprises a power generation mechanism and a screening mechanism, and is characterized in that the power generation mechanism comprises a floating platform, an anchor, a stand column, a photovoltaic panel, a power supply and a function box; the anchor is arranged at the bottom end of the floating platform; the upright is arranged on the floating platform; the photovoltaic panel is connected to the stand column. The power supply and the function box are connected with the upright through a plate b; the screening mechanism comprises a plate a, a screening net, a telescopic component a, an annular seat, an annular box, a telescopic component b and a driving part; a groove a is formed in the floating platform; the telescopic part a is arranged in the groove a and is connected with the plate a; the plate a is connected with the screening net; a groove b is formed in the floating platform; the driving part is arranged in the groove b; the annular seat is in transmission connection with the driving part; a groove c is formed in the bottom end of the annular seat; the annular box is in sliding connection with the groove c; the telescopic component b is arranged in the groove c and is connected with the annular box; breeding personnel do not need to manually capture and screen soft-shelled turtles through water pumping and the like, and development of the solar industry is promoted.

Disclosed are a method for preparing silicon powders using waste silicon sludge, silicon powders for preparing a secondary battery negative-electrode material, and a system for preparing silicon powders. More specifically, disclosed are a method for preparing silicon powders by recovering and recycling (upcycling) waste silicon sludge produced in the solar power industry and semiconductor wafer production process as a useful resource, thereby efficiently preparing high-quality silicon powders that may be used as a negative-electrode material for an energy storage device, silicon powders for a secondary battery negative-electrode material as prepared by the method, and a system for preparing the silicon powders.

The invention relates to the technical field of deposition of polycrystalline silicon used as a main raw material of a semiconductor or solar industry, in particular to a polycrystalline silicon deposition method based on alternating current and direct current comprehensive regulation and control. The method comprises the following steps: determining a stability tendency type of the silicon core rod based on an average temperature fluctuation value in a process from the beginning of growth of the silicon core rod to the conforming of a growth standard and a maximum time difference value from the beginning of growth of the silicon core rod to the conforming of the growth standard; determining whether to introduce alternating current to heat the silicon core rod based on the diameter of the silicon core rod or the maximum temperature fluctuation value of the silicon core rod based on the stability tendency type of the silicon core rod; based on the fluctuation degree of the growth uniformity degree of the silicon core rod within a preset time after the alternating current is introduced and / or the minimum distance between the silicon core rod and the gas inlet, image data of a gas diffusion area in the closed space in the deposition process is determined and obtained, or a gas inlet preheating device is started; the polycrystalline silicon deposition efficiency is improved by introducing the alternating current and direct current electric field to comprehensively regulate and control the polycrystalline silicon deposition process.

The invention relates to the technical field of solar industry, in particular to a portable and storable photovoltaic mounting plate structure which comprises a photovoltaic module, a base, a supporting sleeve, a butt joint module, a limiting module and a connecting groove. The adjacent photovoltaic panels are connected through rubber strips, so that the adjacent photovoltaic panels can be shielded, the occupied space is reduced, the photovoltaic panel in the middle is clamped through a butt-joint rod in the butt-joint assembly, the photovoltaic panels on the two sides are clamped through extension rods at the ends of the butt-joint rod, the multiple unfolded photovoltaic panels form a whole, the overall stability is better, and the overall stability is better. The rotating shaft is limited through the limiting assembly, so that the angle of the rotating shaft is changed, the angle of the photovoltaic assembly is adjusted, and the light energy utilization effect is higher; the height of the photovoltaic panel is adjusted through the supporting assembly, the photovoltaic panel is supported at the same time, the occupied space of the photovoltaic panel is reduced, and meanwhile the unfolded and supported photovoltaic panel can shield sunlight and can serve as a sunshade.

The invention discloses efficient energy-gathered conversion equipment for a solar street lamp, and relates to the technical field of solar industry, the efficient energy-gathered conversion equipment comprises a street lamp assembly, a solar assembly and an energy-gathered assembly, and the solar assembly absorbs solar energy and converts the solar energy into electric energy, so that the street lamp assembly realizes road illumination. The efficient energy-gathered conversion equipment for the solar street lamp comprises a street lamp assembly, a solar assembly and an energy-gathered assembly, the solar assembly absorbs and converts solar energy into electric energy to enable the street lamp assembly to achieve road illumination, and by means of the principle that a ring lens refracts sunlight, the sunlight can be intensively irradiated on the surface of a solar panel in a weak light environment, and the energy-gathered assembly is formed. The solar radiation sensor can monitor the radiation intensity in real time, when the radiation intensity is large, the annular lens is shielded, sunlight is prevented from being too strong, and when the radiation intensity is small, the annular lens does not need to be shielded.

The invention relates to the technical field of solar energy industry, in particular to a photovoltaic module mounting structure and a photovoltaic module, comprising a mounting rack I, a photovoltaic module body is placed above the mounting rack I, a mounting rack II is arranged above the photovoltaic module body, and one end of the mounting rack I and one end of the mounting rack II are hinged through a hinge; the device has the beneficial effects that through the composite function design of the second mounting frame, the technical spanning of trinity from a single clamping part to structure supporting, gas conveying and node connecting is achieved. By means of the innovative seamless splicing, self-adaptive adjustment and integrated cleaning system, the problems of sealing performance, adaptability and maintainability of a traditional photovoltaic installation structure are solved, the system complexity and the whole life cycle cost are remarkably reduced through function integration, and an efficient solution is provided for large-scale application of a distributed photovoltaic system. The second mounting frame has the characteristic of multiple purposes, and the innovativeness and practicability of the mounting structure are fully embodied.

The invention relates to the technical field of photovoltaic power generation, in particular to a distributed photovoltaic power station for the solar energy industry. Comprising a supporting mechanism used for driving, and an illumination adjusting mechanism is arranged at the top of the supporting mechanism; and a distributed photovoltaic mechanism is arranged in the illumination adjusting mechanism. According to the invention, by controlling the plurality of groups of plate mounting assemblies and connecting plates which are connected end to end to rotate, when a damaged protection plate rotates to a position above a plate replacement assembly, the plate mounting assemblies are controlled to dismount a damaged photovoltaic plate, and then the plate mounting assemblies are controlled to limit and fix a standby photovoltaic plate; and after replacement is completed, resetting can be carried out, so that the power generation efficiency of the photovoltaic power station is guaranteed, the use effect of the photovoltaic power station is improved, when the photovoltaic power station cannot carry out power generation work, the multiple sets of photovoltaic panels can be controlled to be stored, the multiple sets of connecting plates enter the illumination through grooves, and therefore the service life of the photovoltaic power station is prolonged.

The invention belongs to the technical field of solar energy industry, and particularly relates to a photovoltaic module mounting device, which comprises a bottom plate; the mounting frame is fixedly mounted on the periphery of the bottom plate, and a photovoltaic panel is arranged between the mounting frame and the bottom plate; the cleaning unit is arranged on the surface of the photovoltaic panel; the cleaning unit comprises fixing plates fixedly connected to the four corners of the mounting frame. The cleaning unit is arranged, a first lead screw drives a moving block to reciprocate, the moving block drives a moving frame and a cleaning brush to reciprocate, and the surface of the photovoltaic panel is brushed through the cleaning brush; meanwhile, through cooperation of a first bevel gear and a second bevel gear, cooperation of a first rotating wheel, a belt and a second rotating wheel and cooperation of a plurality of circular gears, a plurality of cleaning brushes rotate, so that the cleaning brushes rotate at the same time in the moving process, and attachments on the photovoltaic panel can be cleaned conveniently; the solar energy industry energy conversion effect is improved.

The present invention relates to the technical field of polysilicon deposition used as the main raw material in the semiconductor or solar energy industries, and in particular to a polysilicon deposition method based on integrated AC and DC regulation. The method comprises determining the stable tendency type of the silicon core rod based on the average temperature fluctuation value in the process from the beginning of the growth of the silicon core rod to the point of meeting the growth standard and the maximum time difference in the process from the beginning of the growth of the silicon core rod to the point of meeting the growth standard; determining whether to introduce AC power to heat the silicon core rod based on the stable tendency type of the silicon core rod based on the diameter of the silicon core rod or based on the maximum temperature fluctuation value of the silicon core rod; and determining whether to obtain image data of the gas diffusion area in the enclosed space during the deposition process or to start the air inlet preheating device based on the fluctuation degree of the growth uniformity of the silicon core rod within a preset time after the introduction of AC power and / or the minimum distance between the silicon core rod and the air inlet. The present invention improves the polysilicon deposition efficiency by introducing AC and DC electric fields to comprehensively regulate the polysilicon deposition process.