529 results about "Sunlight irradiation" patented technology

The invention belongs to the technical field of seawater desalination, and particularly relates to a solar efficient photo-thermal conversion type floating ball and seawater evaporation application thereof. Specifically, the solar efficient photo-thermal conversion type floating ball comprises a spherical inner core and a photo-thermal conversion material wrapping the spherical inner core, and the density of the spherical inner core is 25-500 kg / m < 3 >; wherein the photo-thermal conversion material is coated at least twice. According to the solar efficient photo-thermal conversion type floating ball, the photo-thermal conversion material is coated at least twice, the loading capacity is improved, meanwhile, a porous network structure is formed, and the seawater evaporation rate can be increased; sunlight irradiates on the floating ball, light energy is converted into heat energy under the action of the surface photo-thermal conversion material, salt is deposited on the floating ball along with water evaporation, and surface salt deposition is automatically and dynamically removed through the free rotating motion of the floating ball on the water surface under the action of centrifugal force and water flow scouring. And self-recovery of the evaporation process and continuous seawater evaporation are realized.

The invention relates to the technical field of corn cultivation equipment, and particularly discloses a soilless cultivation device for sweet corn seed cultivation and a using method thereof.The soilless cultivation device comprises a placing ring, a rotating mechanism, a planting mechanism and a planting mechanism, the top of the placing ring is fixedly connected with an incubator, and the rotating mechanism is rotatably mounted in the incubator; and the protection mechanism is fixedly mounted on the rotating mechanism. Along with the growth of stalks of corn seedlings, the motor can be started to intermittently work in a reciprocating manner, and the driving rod connected with the output end of the motor drives the top cover to rotate, so that the corn plants are uniformly irradiated by sunlight, and the development of each corn plant is ensured; when the top cover rotates, the inner meshing ring on the outer surface of the culture box and the outer meshing ring on the top of the culture box are staggered, namely, the culture box is driven to rotate along with the rotation of the top cover, so that the uniformity of sunlight irradiation of the corn plants is further improved, the irradiation dead angle is greatly reduced, and the development effect of the corn plants is guaranteed.

The invention discloses a novel photocatalyst for producing hydrogen from organic matter wastewater and a preparation method of the novel photocatalyst, and relates to the technical field of photocatalysis. The photocatalyst disclosed by the invention is combined with oxidation-reduction capability, and can effectively degrade and produce hydrogen under the irradiation of sunlight. Through combination of quaternized porous tungsten oxide and vanadate radicals, silver vanadate load growth is promoted, the sunlight utilization rate is increased, and the electron-hole recombination rate is reduced. Reduced graphene oxide is used for pretreatment, active groups are introduced, the reduced graphene oxide is compounded with tungsten oxide / silver vanadate, the binding force is enhanced through heat treatment, photo-induced electron-hole pair compounding is inhibited through the conductivity, and the visible light catalytic performance is improved. The adsorption effect of porous tungsten trioxide and reduced graphene oxide can accelerate the degradation of organic matters. By optimizing the proportion of silver vanadate, tungsten oxide and reduced graphene oxide, the visible light response and charge separation efficiency are enhanced, the degradation and hydrogen production performance is improved, and light corrosion is reduced.

The invention discloses a radiation refrigeration coating with high refractive index contrast, and belongs to the technical field of radiation refrigeration coatings. The radiation refrigeration coating with high refractive index contrast comprises the following raw materials: hollow microspheres, a high refractive index pigment, a film-forming substance, a solvent and an auxiliary agent. The coating process of the radiation refrigeration coating film comprises two coating steps: firstly, coating an inner layer coating film on the surface of a base material by using the radiation refrigeration coating with rutile type titanium dioxide as a high-refractive-index pigment as a raw material; and coating the surface of the inner-layer coating film with an outer-layer coating film by using the radiation refrigeration coating with high-refractive-index pigment being zirconium dioxide and / or zirconium silicate as a raw material. According to the invention, a closed and independent bubble structure is introduced into the coating by adopting the hollow microspheres, and the preferable high-refractive-index pigment is matched, so that the refractive index difference value between adjacent components in a coating film is increased, and the sunlight reflectivity of the coating film is remarkably enhanced, thereby realizing excellent radiation refrigeration performance under strong sunlight irradiation.

The utility model discloses a surveying and mapping unmanned aerial vehicle with an anti-shielding effect, which relates to the technical field of surveying and mapping unmanned aerial vehicles and comprises an unmanned aerial vehicle body and an adjusting mechanism arranged on the outer wall of the unmanned aerial vehicle body. According to the invention, a camera is easy to reflect light due to strong sunlight irradiation, the definition of surveying and mapping is influenced, the convenience of adjusting the shielding angle of a shielding plate is improved, a rotating micro motor can be turned on to drive a worm gear to rotate through the rotation of a worm, and through the connection of a connecting shaft, the operation is convenient. According to the surveying and mapping unmanned aerial vehicle with the anti-shielding effect, the shielding plate is driven to do reciprocating overturning motion along the outer wall of the fixed box, the effect of preventing light reflection when the camera is irradiated is achieved, and the control operation of adjusting the use angle of the shielding plate conveniently is achieved. The anti-reflection effect on the camera is improved, and the anti-shielding effect on the camera is improved.

The invention relates to the technical field of catalysts, in particular to a plasma silver nanocluster coated mesoporous molecular sieve TS-1 photocatalyst as well as a preparation method and application thereof. The preparation method comprises the following steps: 1, synthesizing mesoporous molecular sieve TS-1 powder; and 2, mixing the mesoporous molecular sieve TS-1 and CH3OH to prepare a suspension, injecting an AgNO3 aqueous solution into the suspension, and carrying out ultraviolet irradiation, filtration, washing and freeze drying to obtain the plasma silver nanocluster coated mesoporous molecular sieve TS-1 photocatalyst. The obtained electron-rich Ag cluster / mTS-1 shows an Ag-Ag coordination number (CN = 2.0 + / -0.1) lower than that of a mesoporous molecular sieve TS-1 (CN = 2.9 + / -0.2) loaded with Ag nanoparticles, so that the electron-rich Ag cluster / mTS-1 has higher CO2 adsorption and activation performance. In addition, the silver nanoclusters are firmly anchored on the surface of the mesoporous molecular sieve TS-1, so that the mesoporous molecular sieve TS-1 has high stability, and therefore, the mesoporous molecular sieve TS-1 shows high-stability CO2-to-CO photocatalytic conversion activity under simulated sunlight irradiation, and the yield of CO within 4 hours is 350 [mu] mol g <-1 >.

The invention provides a photo-thermal cooperative power generation device and method.The photo-thermal cooperative power generation device comprises a control unit, a temperature detection module, a photovoltaic panel, a phase change heat storage module, a thermoelectric module and a refrigeration module, and the photovoltaic panel, the phase change heat storage module, the thermoelectric module and the refrigeration module are sequentially arranged from top to bottom; the thermoelectric module is heated to generate electricity, the temperature detection module comprises a first temperature detection unit used for detecting the temperature of the photovoltaic panel, and the control unit is electrically connected with the temperature detection module. According to the photo-thermal cooperative power generation device, the heat generated when the photovoltaic panel is irradiated by sunlight can be absorbed through the thermoelectric module, the situation that high temperature influences power generation of the photovoltaic panel is avoided, the thermoelectric module generates power based on the absorbed heat, and therefore the comprehensive power generation efficiency of the photo-thermal cooperative power generation device is improved, and the service life of the photo-thermal cooperative power generation device is prolonged.

The invention discloses an azobenzene polymer material and an application of the azobenzene polymer material in nanoimprint lithography. The azobenzene polymer is prepared by adopting a one-step simple ring-opening metathesis polymerization method, is endowed with excellent thermal stability and light stability, and can keep excellent performance under the conditions of high temperature and sunlight irradiation. Compared with the traditional nanoimprint photoresist, the nanoimprint photoresist provided by the invention has higher stability and precision in the nanoimprint process, can effectively reduce the problems of distortion, blurring and the like of an imprint pattern, and ensures the accuracy of nanostructure transfer printing. The finished product quality and the production efficiency are improved, and meanwhile, the uncertainty and the cost in the manufacturing process are reduced.

The invention relates to the technical field of battery energy storage management, in particular to a distributed light energy storage management method based on a string type energy storage system, which comprises the following steps of: 1, constructing a regional terrain model, and calculating theoretical conversion power based on the total power generation area, component conversion power and power generation loss coefficient of a photovoltaic power generation panel array; 2, performing sunlight irradiation simulation to calculate a shielding parameter value; 3, analyzing and calculating a coverage influence value based on the total suspended particulate matter index of the installation position; 4, obtaining the annual average irradiance of a region corresponding to the installation position, recording the annual average irradiance as G, and analyzing and calculating a power measurement and calculation value in combination with a shielding parameter value, a coverage influence value and theoretical conversion power; 5, calculating a daily average power generation predicted value and a peak power generation predicted value based on the average sunshine duration and the peak sunshine duration; calculating the required peak electric quantity of the load circuit; the energy storage units are divided into storage units and circulation units, and the set number of the storage units and the set number of the circulation units are calculated.

The invention relates to the field of photovoltaic panel cleaning, and discloses a suspension type photovoltaic panel cleaning robot. The suspension type photovoltaic panel cleaning robot comprises a guide rail mechanism, a lifting mechanism, a panel cleaning mechanism and a pulley mechanism. The guide rail mechanism is installed on the side, away from the ground, of the photovoltaic panel, the panel cleaning mechanism is arranged on the sunlight irradiation face of the photovoltaic panel, the lifting mechanism is installed on the guide rail mechanism, and the lifting mechanism is connected with the panel cleaning mechanism through the pulley mechanism. In the embodiment of the invention, the lifting mechanism can move in the horizontal direction through the guide rail mechanism, and the panel cleaning mechanism can move in the vertical direction through the pulley mechanism, so that the complexity of an external auxiliary structure is reduced, the arrangement of a sensor is reduced, and efficient dead-corner-free cleaning of the photovoltaic panel is realized; and the machine cleaning cost of the photovoltaic panel in a high-latitude area is effectively reduced.

The invention belongs to the technical field of material preparation and air pollution control, and particularly relates to preparation of a manganese oxide composite material photocatalyst with foamy carbon as a substrate material. According to the preparation method, a solution impregnation method is adopted, the surface of foamy carbon is pretreated and activated, an activated carbon skeleton can adsorb a material precursor more easily, and the MnxOy / FC composite material can be prepared through calcination. The MnxOy is anchored on the carbon skeleton, so that the loss of MnxOy nanoparticles in air flow is reduced, the secondary pollution possibly caused by the MnxOy nanoparticles in the catalytic reaction process is avoided, and the recycling of the material can be realized through the integral material design. Experiments prove that the degradation rate of the material to 600 ppm toluene under the irradiation of sunlight simulated by a 300 W xenon lamp reaches 95% within 30 min, the material has rapid degradation efficiency to toluene under the concentration of 100-2000 ppm, the reaction activity is basically kept unchanged in 20 cycle experiments, and the material has very strong stability. And the catalyst has good degradation performance on removal of gaseous pollutants such as formaldehyde, benzene and the like, and has universality. The preparation method is simple, the raw materials are low in price, the chemical properties of the materials are stable, no pollution is caused, the energy consumption in the preparation process is low, and the material shows excellent degradation performance on VOCs, can be applied to various waste gas emission or leakage environments and the like, and has a wide application prospect.

The invention belongs to the technical field of optical anti-counterfeiting, and relates to an optical anti-counterfeiting GaN metasurface and an optical anti-counterfeiting product. The optical anti-counterfeiting metasurface comprises a substrate layer and a light reflection structure, the light reflection structure is arranged on the surface of one side of the substrate layer and is used for reflecting incident light so as to output emergent light of which the wavelength continuously changes within a set angle range; the light reflection structure comprises a plurality of first reflection cylinders, the first reflection cylinders are arranged on the surface of one side of the substrate layer in an array mode, and a groove is formed between every two adjacent first reflection cylinders. By adopting the optical anti-counterfeiting GaN metasurface provided by the scheme, 10nm-level narrow-band wavelength selection can be performed on incident light, emergent light with extremely high saturation color can be observed in any direction in the plane where the metasurface is located based on human vision under the condition of sunlight irradiation, and the color of the emergent light continuously changes along with the observation angle, so that the color of the emergent light is changed continuously. Therefore, the optical anti-counterfeiting function is achieved, special optical materials are not needed, cost is low, and the structure is simple.

The invention provides an adhesive composition, an optical adhesive, a preparation method of the optical adhesive and a flexible display device. The adhesive composition comprises a polymeric monomer raw material and a photoinitiator, wherein the light absorption peak wavelength of the photoinitiator is 200 nm to 460 nm; the photoinitiator accounts for 0.23%-0.52% of the mass percentage of the polymeric monomer raw material; the polymeric monomer raw material is prepared from the following components in parts by weight: 50 to 180 parts of acrylic matrix resin, 20 to 50 parts of acrylic resin containing a flexible long chain and 5 to 30 parts of acrylic ester with a hydroxyl group; the acrylic matrix resin is selected from at least one of acrylic acid-2-ethylhexyl acrylate, n-hexyl acrylate and butyl acrylate. The bending performance of the flexible display device can be met, the stable performance is achieved under sunlight irradiation, and meanwhile lossless separation can be achieved.

The invention discloses a ceramic solar heat collector and a using method thereof, and belongs to the technical field of solar heat collectors, the ceramic solar heat collector comprises a mounting frame, a plurality of ceramic heat collecting pipes distributed in a linear array are arranged in the mounting frame, and a mirror surface adjusting assembly is arranged below the ceramic heat collecting pipes. According to the heat exchange device, by arranging the layered dust removal assembly and forming an upper cavity and a lower cavity through a layered box, cold and hot circulation in the ceramic heat collection pipe is guided, mutual interference of the cold and hot circulation is avoided, the area where cold water flows is always right opposite to the direct sunlight irradiation direction, and the heat exchange efficiency and the heat exchange performance are improved; the layering box drives the inclined cleaning brush to be matched with clear water to clean the inner wall of the ceramic heat collecting pipe through the fixed sleeve and the movable sleeve, the cleaning brush is in a deflection state in the cleaning process, shear stress and vortex are generated on the inner wall of the ceramic heat collecting pipe in the rotating process, and therefore the cleaning efficiency of impurities such as water scales is improved.

The invention discloses a distributed new energy power generation data prediction method and device, equipment and a medium, and the method comprises the steps: obtaining a power station region where a distributed photovoltaic power station is located; acquiring a plurality of first two-dimensional shot images shot by different unmanned aerial vehicles on the sky area from different angles at the target time; performing three-dimensional reconstruction to obtain a plurality of target cloud cluster three-dimensional models in the sky area; the power station area and the multiple target cloud cluster three-dimensional models are projected on a first plane, a power station projection area corresponding to the power station area and multiple cloud cluster projection areas corresponding to the multiple target cloud cluster three-dimensional models are obtained, and the first plane is perpendicular to the sunlight irradiation direction; determining cloud cluster overall influence parameters of the distributed photovoltaic power station based on a position relationship between the cloud cluster projection area and a power station projection area of the distributed photovoltaic power station; and determining the predicted power generation power of the distributed photovoltaic power station based on the cloud cluster overall influence parameter. According to the invention, the power generation prediction accuracy of distributed new energy can be improved.

The preparation method comprises the following steps: firstly, dispersing hydroxylated carbon nanotubes in water, carrying out ultrasonic treatment to form a uniform dispersion liquid, and then uniformly mixing the uniform dispersion liquid with a bacterial cellulose dispersion liquid, so as to obtain the carbon nanotube-based aerogel with the photo-thermal electric heating effect. Adding methyltrimethoxysilane sol which is hydrolyzed in advance, stirring to form a precursor system, and then performing directional freezing, freeze drying and heat treatment to obtain the carbon nanotube-based aerogel with the photo-thermoelectric heating effect. The carbon nanotube-based aerogel has the super-hydrophobic characteristic, the surface water contact angle is 161 DEG C, the surface temperature is rapidly increased to 126.7 DEG C under applied voltage, photo-thermal response is rapidly generated under simulated sunlight irradiation, the surface temperature is rapidly increased to 117.7 DEG C, and the carbon nanotube-based aerogel is suitable for rapid adsorption and separation of high-viscosity crude oil, has excellent chemical stability and mechanical stability, and can be used in the field of adsorption and separation of high-viscosity crude oil. And after the surface is broken, excellent super-hydrophobic performance and efficient photo-thermal-electric-thermal response capability are still kept.

The invention relates to the technical field of photovoltaic cells, in particular to a photovoltaic cell with an efficient sunlight utilization function. The photovoltaic cell comprises a photovoltaic unit; and the plurality of photovoltaic units are mutually spliced to form a spherical structure. According to the spherical photovoltaic cell provided by the invention, photoelectric conversion efficiency fluctuation caused by angle change of a traditional photovoltaic cell can be avoided while the spherical photovoltaic cell can receive sunlight irradiation in all directions. Due to the spherical design, the photovoltaic cell can effectively capture sunlight at any angle, so that the photovoltaic cell has remarkable advantages in a dynamic illumination environment. In addition, the spherical photovoltaic cell is flexible in structure, can obtain better adaptability in extreme environments such as seaborne and desert, and does not need to depend on an expensive sun tracking system. By adopting the spherical structure, the combination of a plurality of flexible photovoltaic cells can effectively disperse external pressure and vibration and improve the capability of resisting extreme climates such as wind and sand, so that the service life of the photovoltaic cells is prolonged.

The utility model relates to an intelligent greenhouse control device for modern agriculture, which belongs to the technical field of agricultural greenhouses and comprises two greenhouse frames and a U-shaped base, a greenhouse roof is fixedly connected between the tops of the two greenhouse frames, second mounting grooves are formed in the two ends of the interior of the greenhouse roof, and winding rollers are rotatably mounted in the second mounting grooves. The sides, close to each other, of the two shed frames are each provided with a first mounting groove. The device has the advantages that when high-temperature weather is needed, the cover curtain can be pulled to be slowly unfolded through rotation of the wind-up roller and under the gravity effect of the iron rod, damage to plants caused by high temperature can be reduced under shielding of the cover curtain, the cover curtain can be pulled to be wound and reset under reverse rotation of the wind-up roller, and the device is convenient to use. According to the greenhouse, the two sides of the greenhouse can be opened, so that plants are irradiated by sunlight in warm weather, the photosynthetic effect of the plants can be improved, the greenhouse is convenient to use, and the intelligent requirements of modern agricultural greenhouses are met.

The utility model discloses a graphene photocatalysis net structure, which relates to the field of sewage treatment and comprises a plurality of treatment units, each treatment unit comprises an upper cavity and a lower cavity, the lower cavity is made of photocatalysis materials, the weight of the lower cavity is larger than that of the upper cavity, the upper cavity is positioned above the water surface, the lower cavity is positioned below the water surface, and the upper cavity is made of light-transmitting materials. The device adopts a processing unit structure; the upper cavity of the treatment unit can float on the water surface and is not influenced by floating objects on the water surface, so that sunlight irradiation is reduced, and the sewage treatment effect and treatment efficiency of graphene photocatalysis are improved.

The invention belongs to the technical field of radix asparagi polyurea, and particularly relates to an elastic radix asparagi polyurea color sand self-leveling floor material and a preparation method thereof. The water-based paint is prepared from a component A and a component B. The component A comprises polyaspartic acid ester resin, inorganic filler, a water removal agent, colored sand, color paste and auxiliaries. The component B is prepared from isophorone diisocyanate based polyisocyanate, an isocyanate tripolymer and a solvent; the auxiliary agent is a mixture of a dispersing agent, a defoaming agent, a light stabilizer, an ultraviolet light absorber, a flatting agent, an anti-settling agent and a silane coupling agent. The component A and the component B react to generate a urea bond structure, so that the material is endowed with excellent toughness and chemical corrosion resistance; the component B is reasonably matched, so that the rebound resilience of the material is improved, and the safety and comfort of the floor material are further improved; the used raw materials do not contain groups prone to yellowing, so that the prepared floor material is not prone to yellowing, color fading or pulverization when exposed to sunlight outdoors for a long time, and excellent weather resistance is achieved.

The invention discloses a driving sunscreen cooling control method based on sun illumination tracking, and the main design concept of the method is that the recognition precision of the relation between dynamic light and a dynamic vehicle is improved through sun vector space modeling. Specifically, accurate measurement and calculation of the sun angle is matched with dynamic response of a vehicle system to realize a sunlight tracking type sunscreen mode, and the method mainly comprises the following steps: acquiring data such as longitude and latitude, date time, advancing direction and the like of a current vehicle, calculating an irradiation angle of sunlight irradiated to the vehicle, and combining a real-time measurement value of a light sensor to obtain a sunlight tracking type sunscreen mode. And deciding whether the vehicle enters the sunscreen mode at the current moment. On the basis of real-time tracking of the sun position and by means of intelligent cooperative control of devices such as an electric sun shield curtain, electrochromic glass and air conditioner directional blowing, dynamic and accurate automatic non-inductive sun protection and cooling are achieved, and comfortable driving and riding experience is brought to drivers and passengers.

Described herein relates to a solar panel mounting apparatus and methods thereof for optimizing solar energy capture and / or protecting solar panels from adverse weather conditions. The apparatus may include a rotation drive module that adjusts the orientation of solar panels throughout the day based on time-of-day data to maximize sunlight exposure. The apparatus may also comprise a plurality of integrated sensors to monitor sunlight intensity and / or environmental conditions, providing real-time input to a control unit that may continuously automate panel positioning. Additionally, the apparatus may comprise a safety drive module that allows the solar panels to collapse into a protected position within the mounting structure during extreme weather events including high winds or hail. The retraction may be triggered automatically by a weather detection module or manually, via override controls. These operations may ensure both optimal energy production and / or enhanced panel durability, making the system suitable for varied environmental conditions.

The utility model discloses a factory-like full-automatic seedling raising control system, which is suitable for seedling raising equipment and comprises a mounting machine cover and a light-transmitting protective plate, and a plurality of layers of seedling raising trays are assembled in the machine cover. The control system comprises an illumination control assembly, a humidity control assembly and a temperature control assembly which are assembled in the installation machine cover, and further comprises a ventilation assembly installed on the back side of the installation machine cover. The illumination control comprises a fluorescent lamp, tray brackets, a lifting bracket and a supporting connecting rod, and the tray brackets and the seedling raising trays on the tray brackets are driven to perform angle deflection by controlling the lifting operation of the lifting bracket, so that the seedling raising trays are matched with the sunlight irradiation inclination angle; the humidity control assembly comprises a plurality of sets of spraying pipes arranged on all layers of tray supports, and the temperature control assembly comprises air distribution discs arranged below all layers of tray supports. According to the system, the seedling raising environment is optimized, the efficiency and quality are improved, meanwhile, resources are saved, the environment controllability is improved, and the system has positive significance on agricultural industry development.

The invention belongs to the technical field of functional fiber materials, and particularly relates to a high-photothermal-conversion biological inorganic composite photothermal fiber preparation method and a high-photothermal-conversion biological inorganic composite photothermal fiber. The high-photothermal-conversion biological inorganic composite photothermal fiber preparation method comprises the steps that inorganic nanowires which are formed by assembling bismuth oxide and phosphomolybdic acid and have the photothermal conversion characteristic are prepared; preparing a DNA-quaternary ammonium salt complex, and compounding the DNA-quaternary ammonium salt complex with inorganic nanowires to obtain a compound; the DNA-quaternary ammonium salt complex / inorganic nanowire compound is subjected to wet spinning, and the biological inorganic composite photo-thermal fiber is obtained.The biological inorganic composite photo-thermal fiber is simple in preparation process, free of special equipment, low in cost, environmentally friendly and beneficial to development and popularization of the next generation of biological inorganic composite photo-thermal fiber, and the obtained photo-thermal fiber has the full-spectrum absorption characteristic and has a wide application prospect. According to the present invention, the solar energy can be efficiently utilized, the photo-thermal conversion ability is strong, the rapid heating can be achieved under the sunlight irradiation, the reproducibility and the degradability are provided, and the sustainable and environmental-friendly development of the economic and social resources is easily achieved.

The invention discloses a repairable super-hydrophobic coating with a photothermal effect and a preparation method thereof.The preparation method comprises the steps that firstly, a waxy substance octadecylamine is grafted to the surface of a carboxylated carbon nanomaterial through an amide reaction, then the carboxylated carbon nanomaterial is mixed with epoxy resin, a curing agent, octadecylamine and an organic solvent, a uniformly dispersed suspension solution is obtained after ultrasonic dispersion, and the repairable super-hydrophobic coating with the photothermal effect is prepared. And then coating to a substrate by adopting a spraying technology, and carrying out heating curing and cooling crystallization to obtain the repairable super-hydrophobic coating with the photothermal effect. The surface water contact angle of the repairable super-hydrophobic coating prepared by the invention is 158 degrees, and the surface temperature is rapidly increased to 89 DEG C under simulated sunlight irradiation. The repairable super-hydrophobic coating has excellent chemical and mechanical stability, the super-hydrophobicity can be efficiently repaired even if the surface is damaged, and the repairing behavior can be repeated for multiple times. In addition, the repairable super-hydrophobic coating is simpler in preparation process, large-area production is easy to realize, and the repairable super-hydrophobic coating is suitable for various substrates such as glass sheets, iron sheets, plastic sheets and the like and is wide in application range.

The invention relates to the technical field of image feature extraction, in particular to a composite insulator multispectral feature extraction method and device considering corona characteristics, and the method comprises the steps: collecting a multispectral image of a composite insulator, and carrying out the registration and fusion of the multispectral image, and obtaining a composite image; extracting an insulator image in the composite image; for any connected domain in the insulator image, whether the connected domain is subjected to corona change or not and whether the connected domain is influenced by sunshine or not are analyzed according to brightness differences, texture features and time sequence change features of the same connected domain in HSV spaces of visible light, infrared and ultraviolet images, and according to the time sequence change features of the connected domain influenced by sunshine; and further analyzing the key feature region of the composite insulator so as to extract the key feature region which is greatly influenced by the corona phenomenon in the insulator image. The invention aims to effectively eliminate the interference of environmental factors such as sunlight irradiation, thereby improving the accuracy and reliability of corona detection.

The invention belongs to the technical field of building outer walls, and particularly relates to a photovoltaic integrated building outer wall structure which comprises a steel plate, a wall body is arranged on the front side of the steel plate, a pair of mounting blocks is connected to the upper portion of the front side of the steel plate, first rotating rods are rotationally connected to the mounting blocks, and a rotating mechanism used for driving the first rotating rods to rotate is arranged on the steel plate. Two side guide rails are connected between the two ends of the two first rotating rods, at least one middle guide rail is connected between the middles of the two first rotating rods, a fixed side edge is jointly connected between the left ends of the two side guide rails and the left ends of the middle guide rails, and a rotating side edge with an open state and a closed state is installed between the right ends of the two side guide rails. When a cylinder moves upwards, a second rotating rod is pushed to rotate through a straight groove, a first rotating rod rotates upwards, the photovoltaic panel is in an inclined state and adapts to the sunlight irradiation position, the irradiation area is increased, the photovoltaic panel can be maintained by pushing a rotating side edge to be opened, pulling out a mounting plate and reducing friction force through balls, the photovoltaic panel is convenient to mount and dismount, and practicability is high.

The green plant carrying device comprises a handle, a vertical plate is installed at one end of the handle, a sunshade assembly is installed at the top of the vertical plate, a supporting assembly is installed on one side of the vertical plate, and universal wheels are installed at the bottom of the supporting assembly. A protective cover is installed on the other side of the vertical plate, a control button is installed on the top of the protective cover, a ventilation opening is formed in one side of the protective cover, a functional assembly is installed in the protective cover, and a first partition plate is installed on the inner wall of the protective cover; a sunshade box is supported by a third telescopic rod included in the sunshade assembly, a barrier strip is manually pulled open so as to drive sunshade cloth wound on the surface of a winding roller to be rolled out, the sunshade cloth is unfolded through a telescopic supporting strip, and the sunshade cloth is unfolded through cooperation of a first rotating block and a second rotating block. Therefore, the purposes of preventing sunlight irradiation and adjusting the sun-shading angle can be achieved.

The invention discloses a synthesis method and application of an S-type WO3-x-coated CoIn2S4 heterojunction hollow sphere photocatalyst, and aims to solve the problem of low photocatalytic efficiency of an existing WO3 photocatalyst. The synthesis method comprises the following steps: 1, dissolving Pb (AC) 2 and Na2WO4 in ethylene glycol, and carrying out solvothermal reaction to obtain a spherical PbWO4 material; 2, dipping the spherical PbWO4 material in a nitric acid solution; 3, carrying out calcination and annealing treatment on the hollow spherical H2WO4; 4, a Co (NO3) 2.6 H2O solution and a 2-methylimidazole solution are injected into the WO3-x suspension, precursor powder is collected, InCl3. 4H2O and TAA are added into a precursor powder mixed solvent, and a solvothermal reaction is carried out; the WO3-x-coated CoIn2S4 heterojunction hollow sphere photocatalyst prepared by the preparation method disclosed by the invention shows excellent CO2 photocatalytic reduction activity under the irradiation of simulated sunlight.