17 results about "Solar surface" patented technology

The utility model discloses a solar panel cleaning device which comprises a box body arranged above a solar panel and moving in the length direction, pulleys capable of moving on a frame used for installing and fixing the solar panel are arranged at the two ends of the box body, and the two ends of the box body further extend downwards to be provided with two sets of side pulleys. Wherein one group of side pulleys are opposite to the side edges of the frame, the other group of side pulleys are opposite to the pulleys, a cleaning mechanism which is in contact with the solar surface and can move in the length direction of the box body is installed in the box body, and a first driving mechanism for driving the pulleys to move and a second driving mechanism for driving the cleaning mechanism are both installed on the inner side of the box body. An original frame used for installing the solar panel is used as a track of the pulley and a bearing piece for supporting the whole box body, the whole cleaning process does not need manual operation, the solar panel cleaning device is suitable for areas with sparsely populated and high installation positions, potential safety hazards are avoided, and labor cost is reduced.

Solar panels and solar platforms having three-dimensional solar harvesting surfaces are disclosed. The solar panels and solar platforms may take a volumetric approach in harvesting solar energy by having the active sides of the solar surfaces protruding upwards rather than being merely planar like a conventional solar panel. The three-dimensional design of such active sides may help in capturing scattered photons reflected by adjacent solar surfaces and also align in optimum orientations relative to the sun.

The invention discloses a flare occurrence position determination method and device, electronic equipment and a computer medium. The method comprises the following steps: when it is determined that a flare occurs, acquiring flare peak time, a full-solar-surface image corresponding to the flare peak time and an initial solar-surface position of each solar active area; according to the solar flare peak time and the initial solar surface position of each solar active area, determining a first solar surface position corresponding to each solar active area at the solar flare peak time; performing coordinate system conversion on the first solar surface position of each solar activity area, and determining the pixel position of each solar activity area in the full solar surface image; according to the pixel position of each solar activity area and the full-solar-surface image, respectively calculating a first pixel value of each solar activity area in an area where the full-solar-surface image is located; and determining the first solar surface position of the solar active area corresponding to the maximum value as the occurrence position of the flare. According to the invention, the occurrence position of the flare can be accurately determined when the flare occurs.

The application discloses a kind of solar image feature enhancement method and system based on space-frequency domain feature learning.The method comprises: obtaining solar image training set;The image to be processed is input into the solar feature enhancement model based on space-frequency domain feature collaborative learning, and the feature enhancement result is obtained, the space-frequency domain collaborative enhancement loss function is constructed based on feature enhancement result and high-quality reference image, and the solar feature enhancement model is trained based on space-frequency domain collaborative enhancement loss function;Obtain the solar image to be tested, input into the solar feature enhancement model trained, and obtain the solar image after feature enhancement.The application can effectively improve the feature expression capability of solar image under complex imaging conditions, and has significant advantages in overall radiation consistency maintenance, small structure detail enhancement in solar surface area, noise suppression and quality improvement of structural degradation image.

The invention discloses a coronal mass ejection arrival time prediction method based on deep learning, and belongs to the technical field of space weather forecast. The method comprises the following steps: S1, establishing a prediction platform, acquiring existing data, and constructing the existing data to obtain a feature matrix and a target vector; s2, classifying the data set, and obtaining a verification set and a training set through cross validation division; s3, preprocessing the feature matrix and the target vector; s4, constructing a prediction model, and carrying out early-stage training and evaluation; and S5, performing final training on the prediction model after the early-stage training to realize prediction of the coronal mass ejection arrival time. According to the method, machine learning and a deep learning model are utilized to predict the arrival time of coronal mass ejection CoronalMasEjection propagating from the solar surface to the vicinity of the earth, and the accurate prediction of the arrival time is of great significance to the safe operation of related infrastructures.

An installation for power generation by means of photovoltaics, wherein the installation includes at least four solar modules, wherein the solar modules are distributed over at least two solar surfaces so that each solar surface includes at least two solar modules, wherein the solar surfaces are arranged vertically one above the other in a parallel offset manner, wherein the solar modules are connected in at least two strings, wherein each of the at least two strings includes at least one solar module on at least two different solar surfaces, wherein each string is assigned a utilization depth, wherein the utilization depth corresponds to the maximum distance of the solar modules of the string from an outer edge of the solar surface of the respective solar module, and wherein the strings include at least two different utilization depths.

The utility model relates to the technical field of solar energy, in particular to a solar cell panel self-cleaning device. The self-cleaning device comprises a direct-current motor (6) arranged on a solar panel outer frame (12), a power shaft of the direct-current motor (6) is a second film reel (32), the self-cleaning device further comprises a first film reel (31) arranged in parallel with the second film reel (32), and the two ends of a transparent plastic film (8) are wound on the second film reel (32) and the first film reel (31) respectively. The second film reel (32) and the first film reel (31) are in power connection through a synchronous belt (5). A dust removal device bracket (10) is also arranged below the solar panel outer frame (12); a dust removal device (9) is arranged on the dust removal device bracket (10); and the extension path of the plastic film (8) covering the solar panel (13) passes through the dust removal device (9). Compared with the prior art, manpower can be saved, and the solar surface can be protected.

The invention relates to a mounting system comprising two mounting elements (11) and a tensioning element (12, 13), wherein the mounting system can be attached to a canopy device and can cover an outdoor area, wherein the two mounting elements (11) are separate components, wherein: in the assembled state of the mounting system, the two mounting elements (11) are spaced apart from one another in a horizontal direction with respect to a tensioning direction of the mounting system; the tensioning element (12, 13) extends between the two mounting elements (11) and the tensioning element (12, 13) is supported on the two mounting elements (10, 11); the respective mounting element (11) can be firmly but detachably attached to a supporting member (6) of a canopy device, and the mounting system comprises an attachment element, a solar surface element and a solar module; the configuration of the attachment element is matched to the tensioning element (12, 13) in such a way that the solar surface element, which is connected with the attachment element, can be attached to the tensioning element (12, 13); and the solar module is attached on top of the solar surface element.

A method for improving ohmic contact behavior that further minimizes the impact on the material caused by sun-side radiation.SOLUTION: Initially the emitter layer, the contact grid and the rear contact are provided, wherein the contact grid is electrically connected to one pole of a power source, wherein a contact device connected to the other pole of the power source is connected to the rear contact, wherein by means of the power source a voltage below the breakdown voltage of the silicon solar cell is applied counter to the forward direction of the silicon solar cell, and wherein upon application of this voltage a point light source is guided onto the sunward side of the silicon solar cell, thereby irradiating the cross-section of a subsection of the sunward side, As a result, a current is induced in the subsection, and the current for the cross section has current densities of 200A / cm2 to 20, 000A / cm2, and acts on the subsection between 10ns and 10ms.SELECTED DRAWING: None

The invention discloses a sunspot identification method and system compatible with a PNG image format, and relates to the technical field of sunspot observation, and the method comprises the steps: packaging a PNG sun image into a fit file, and configuring the shooting time, the sun surface coordinate, the image depth, the pixel point corresponding angle and the zoom factor in a file header of the fit file; recognizing the two-dimensional coordinates of the sunspots based on the configured fit file, and obtaining the longitude and latitude coordinates of the sunspots in the full-solar spherical graticule according to the geometric projection relation from the hemispherical surface to the circular plane; and converting the latitude and longitude coordinates into pixel coordinates, and marking the pixel coordinates at corresponding positions of a graticule drawn on the PNG sun image, thereby obtaining a visual sunspot image. The compatibility of the sun image in the PNG format is improved, and a good recognition effect is achieved; and a spherical graticule conversion algorithm is provided, and the longitude and latitude degrees of key positions are clearly displayed on the image, so that the distribution condition of the sunspots on the surface of the sun can be intuitively understood.

The utility model discloses a solar photovoltaic module tray, comprising a photovoltaic tray bottom shell which is in a triangular supporting basin shape through plastic uptake molding, and a honeycomb bottom plate which is in a honeycomb upper protrusion shape is integrally formed on the bottom surface of the inner side of the photovoltaic tray bottom shell through plastic uptake molding; the end portion of the port outer frame is provided with a solar surface cover used for combining a photovoltaic assembly at the end portion of the photovoltaic tray bottom shell, the photovoltaic tray bottom shell is subjected to plastic uptake forming to form a triangular supporting basin-shaped structure, the photovoltaic tray bottom shell can be packaged in a stacking mode to reduce the transportation cost, protection of the solar power generation panel frame is enhanced, and the photovoltaic tray bottom shell can be packaged in a stacking mode. In severe weather such as platform weather, the triangular supporting basin is not prone to damage and accidents, the whole supporting basin cannot be lifted or blown over due to the influence of negative pressure wind, meanwhile, temporary power needs can be easily provided for disaster areas, hard camps and the like, the power is generally unstable and even broken after disasters, and the triangular supporting basin can be placed and installed according to needs. The device is used as a disaster relief instrument for temporary rescue troops.

The invention relates to a solar cell and a preparation method and application thereof. The solar cell comprises a silicon wafer, and the silicon wafer is provided with a first surface, a second surface and a side face connected with the first surface and the second surface, the first stacking structure and the first metal electrode are sequentially stacked on the first surface; the second stacking structure and the second metal electrode are sequentially stacked on the second surface; the first winding plating layer and the second winding plating layer are sequentially stacked on the side face, the first winding plating layer and the first stacked structure are integrally formed, and the second winding plating layer and the second stacked structure are integrally formed; a gap is formed between the first winding plating layer and the second winding plating layer; or the first winding plating layer is stacked on the side face and integrally formed with the first stacked structure, and the first winding plating layer and the edge part of the second stacked structure are arranged in a disconnected mode. According to the solar cell, electric leakage of the solar cell can be avoided, the effective coverage area of the TCO layer on the heterojunction solar surface is increased, and the photoelectric conversion efficiency of the solar cell is improved.

The invention relates to a natural cooling theory of hot sun in the universe of-270 DEG C. After the surface temperature of the sun is naturally reduced, the surface temperature of the earth is reduced, and people can continue to live. Especially in glaciers, ice rivers, nuclear war and dinosaur eradication events, the device will become a human shelter. Economic benefits can be achieved through human mining, and underground cities are built through mining barren rocks. Local materials are used, and mining waste rocks are used for covering the house. The invention has the advantages of deep hole digging and wide grain accumulation, and has infinite value when being prepared and used at ordinary times. Mineral products are contained in mountains such as the Qinghai-Tibet Plateau, and are inexhaustible. And meanwhile, an underground city is built by using the mining waste stones. Mining barren rocks are many, an ultra-thick supporting wall can be built, and one-time building requires that the supporting wall is not damaged for thousands of years or ten thousands of years. The deep hole digging and wide grain accumulation provide all materials for long-term life of human beings, including a water supply system and an oxygen generation system, and all the materials are constructed in advance. Planting, breeding and the like can be self-sufficient, and people can take refuge for a long time.

The present invention discloses a cleaning mechanism and a cleaning method for electric power generation and energy storage equipment, and relates to the technical field of photovoltaic power generation. The present invention comprises a shell, a cleaning component is arranged in the shell, the cleaning component comprises a fan, a heat dissipation slot is connected to the air outlet of the fan, a second shunt pipe is connected to the side of the heat dissipation slot, a first shunt pipe is connected to the shell, a dust collecting box is penetrated through the surface of the shell, and a filter is installed on the side of the dust collecting box. The present invention uses the arrangement of the cleaning component and the cleaning component to extract small particle impurities on the surface of the solar panel through the fan, thereby reducing the phenomenon that the small particle impurities scratch the surface of the solar panel during the subsequent sponge block scrubbing work. At the same time, the airflow generated by the fan dust suction takes away the heat generated by the double-headed motor when it works, and has a heat dissipation effect. At the same time, the airflow is heated to facilitate the drying of the water stains remaining on the surface of the solar panel after cleaning the solar panel. The cleaning effect is good, and impurities on the surface of the photovoltaic solar panel can be effectively cleaned.

A mounting system comprising two mounting elements (11) and a tensioning element (12, 13) is proposed, wherein the mounting system can be attached to a roofing device and covers an outdoor area, wherein the two mounting elements (11) are separate components, wherein in the assembled state of the mounting system the two mounting elements (11) are spaced apart from each other in a horizontal direction with respect to a tensioning direction of the mounting system, wherein the tensioning element (12, 13) extends between the two mounting elements (11) and wherein the tensioning element (12, 13) is supported on the two mounting elements (10, 11), wherein each mounting element (11) can be detachably fixedly attached to a support element (6) of a roofing device, and wherein the mounting system comprises an attachment element, a solar panel element and a solar module, wherein the attachment element is designed to be compatible with the tensioning element (12, 13) such that the solar panel element,which is connected to the mounting element, to which the clamping element (12, 13) can be attached, wherein the solar module is mounted on the solar surface element.

To provide a sheet that prevents temperature increases on solar-exposed surfaces such as vehicle dashboards.SOLUTION: A sheet 1 for preventing solar-induced temperature increases comprises a sheet substrate 2, coated by an insulating layer 3 containing a specific proportion of soft hollow beads 4 and hard hollow beads 5 to preserve the flexibility of the sheet substrate, and then a reflective layer 6 containing a reflective material to achieve a solar reflectance at or above a predetermined value.SELECTED DRAWING: Figure 2

The utility model discloses a gum dipping PCB airing frame, belongs to the technical field of PCB tools, and aims to solve the problems that the PCB is only placed on a plane to be aired, the surface of the PCB is difficult to fully face the sun, the airing effect on the PCB is poor, and the PCB needs to be turned over manually when the PCB needs to be turned over to be aired. Comprising two stand columns, a plurality of supporting plates arranged between the two stand columns and a bearing mechanism used for limiting a PCB. The bearing mechanism comprises a plurality of L-shaped connecting plates arranged at one end of the supporting plate, a positioning assembly acting on the connecting plates, two symmetrically-distributed clamping plates arranged at one ends of the connecting plates, and L-shaped supporting grooves formed in the inner surfaces of the clamping plates. When the PCB is dried in the sun, most positions of the surfaces of the two ends of the PCB are not shielded, so that the drying effect of the PCB is ensured, and the applicability of the device is improved.