27 results about "Full-spectrum light" patented technology

The invention provides a hyperspectral water quality detection device and a hyperspectral water quality detection method, and aims to realize water quality detection with small volume, high detection speed, high real-time performance and high precision. The device comprises a water tank, a black sealing box embedded into a transparent sample box, a hyperspectral camera, a full-spectrum light source and a processing module. A water sample is irradiated by a light source through a transparent sample box, a hyperspectral camera collects spectral data of the water sample, an embedded processing module preprocesses the data, and feature extraction and multi-parameter prediction are performed by using a water quality analysis algorithm based on a one-dimensional convolutional neural network and a multi-head attention structure. By constructing a water quality spectrum database to train the model, real-time parallel analysis and accurate prediction of spectrum data in a specific area can be realized, and predicted water quality parameters include but are not limited to indexes such as COD, turbidity, total nitrogen, total phosphorus, ammonia nitrogen and chlorophyll. The device can realize high-precision and multi-parameter water quality real-time detection, and is small in size, fast in response and wide in application range.

The invention provides an intelligent titrator integrating multispectrum and Internet of Things. The intelligent titrator comprises a titration main body, a multi-specification burette assembly, a multispectrum detection module, an intelligent processing module, an Internet of Things module, a light shielding assembly and a man-machine interaction module. The multi-specification burette assembly is provided with a specification identification device which can automatically identify the specification of the burette and match parameters; the multispectral detection module comprises a high-resolution image sensor and a full-spectrum light source and is used for collecting multispectral data of a solution; the intelligent processing module is integrated with a self-learning algorithm unit and supports a user-defined end point judgment model; and the Internet of Things module realizes data cloud storage, remote monitoring and multi-device networking management. According to the instrument, the accuracy and adaptability of end point judgment are improved through multispectral detection and an intelligent algorithm, multi-specification design and the function of the Internet of Things are combined, the application range is widened, the process is simplified, intelligent data management is achieved, laboratory operation cost investment is reduced, and intelligent development of analytical instruments is promoted.

The invention discloses a lead-free stacked perovskite PiN structure full-spectrum photoelectric detector and a preparation method thereof, and relates to the technical field of photoelectric detection, the lead-free stacked perovskite PiN structure full-spectrum photoelectric detector sequentially comprises a single-parabolic insulating sapphire substrate, a lower electrode, a P layer, an i layer, an N layer and an upper electrode from bottom to top; the lower electrode is a Ti / Au electrode; the P layer is a diamond film; the i layer is of a lead-free stack perovskite structure and sequentially comprises a Cs2AgBiCl6 layer, a Cs2AgBiBr6 layer and a Cs3Bi2Br6 layer from bottom to top; the N layer is a beta-Ga2O3 thin film; and the upper electrode is an ITO (Indium Tin Oxide) electrode. The detector can realize full-spectrum absorption, is stable in performance and can be industrialized.

The invention discloses a cadmium sulfide quantum dot / bismuth tungstate / cadmium tungstate composite photocatalyst as well as a preparation method and application thereof, and belongs to the technical field of photocatalytic materials. The cadmium sulfide quantum dot / bismuth tungstate / cadmium tungstate (CdSQDs / Bi2WO6 / CdWO4) composite photocatalyst which has full-spectrum photocatalytic activity and is used for degrading organic pollutants is prepared by adopting a microwave-assisted synthesis technology, and the molar ratio of cadmium sulfide quantum dots to bismuth tungstate to cadmium tungstate is 2: (2-3): (8-12). According to the cadmium sulfide quantum dot / bismuth tungstate / cadmium tungstate composite photocatalyst as well as the preparation method and application thereof, due to the introduction of the cadmium sulfide quantum dots, the light absorption range of bismuth tungstate / cadmium tungstate is widened, and the light utilization rate is increased; the cadmium sulfide quantum dots, the bismuth tungstate and the cadmium tungstate form effective heterojunctions in close contact, so that the separation efficiency of photon-generated carriers is improved, and the photocatalytic performance is effectively improved.

This invention provides a full-spectrum light-emitting device. The full-spectrum light-emitting device includes: a broad blue light excitation source; and a fluorescent layer covering the broad blue light excitation source. The fluorescent layer includes yellow-green phosphor, nitride red phosphor, and deep red phosphor, and the peak wavelength of the emission spectrum of the deep red phosphor is greater than 700 nm. By incorporating yellow-green phosphor, nitride red phosphor, and deep red phosphor into the fluorescent layer, the full-spectrum light-emitting device provided by this invention can achieve a relatively stable red light peak wavelength, and exhibit better spectral continuity and a better fit with the standard spectrum in the 425-780 nm range.

The invention relates to a crop seed high-frequency pulse processing device and method. The crop seed high-frequency pulse processing device comprises a conveying frame. The electric rollers are rotatably mounted at the two ends of the conveying frame, the variable-frequency and variable-speed motor is mounted on the front side face of the conveying frame, the belt supporting roller is rotatably connected to the inner side of the conveying frame, the conveying belt is arranged on the surfaces of the two electric rollers in a sleeving mode, the sealing cover is arranged at the upper end of the conveying frame, and the two hanging rods are mounted on the sealing cover. The leveling assembly is mounted on the closed hood; the cabin door automatic opening and closing assemblies are mounted at openings in the left end and the right end of the closed hood; a high-intensity alternating electric field, trace ozone sterilization and full-spectrum illumination are organically combined in the closed treatment cabin, the physiological activity of seeds is activated through the synergistic effect of multiple physical fields, the water absorption and stress resistance are enhanced, the germination rate and the seedling emergence consistency are improved, and by matching with an intelligent operation interface, the seed germination efficiency is improved. One-key selection of crop types, automatic calling of processing parameters and remote monitoring of operation states are achieved, and the purpose of efficient, accurate and convenient modernized seed processing is achieved.

The invention discloses a deep-sea full-spectrum underwater video shooting compensation illumination device, and relates to the technical field of underwater video detection.The deep-sea full-spectrum underwater video shooting compensation illumination device comprises a case, an underwater shooting camera is fixedly installed on the outer wall of the front edge of the case, a lamp holder is connected to the case through a multi-direction adjusting mechanism, and a full-spectrum light source module is installed on the lamp holder; the multi-direction adjusting mechanism comprises a height adjuster, a deflection angle adjuster and a pitching angle adjuster, and the full-spectrum light source module comprises a titanium alloy lamp shell, a four-color lamp assembly, a sapphire optical lens and a miniature annular piezoelectric vibrator. Through cooperative work of multiband LEDs in the four-color lamp assembly, the underwater image contrast and the color rendition degree can be enhanced through combination of different bands, the situation that shot images or videos are blurred due to the fact that suspended particles, colloidal particles and microorganisms exist in water and illumination is conducted under the water surface is avoided, and the service life of the underwater camera is prolonged. And the phenomenon of display effect distortion is solved.

The present invention comprises solar tubes and other components arranged in a repetitive manner to form solar bricks. More specifically, the solar bricks (102) are assembled to form a solar panel that permits multiple direct and indirect reflection of solar radiation to achieve multiple reflection due to induced optical whirl of solar rays of visible spectrum that minimizes reflectance loss. The assembly (100) includes a 3rd dimension arrangement of solar cell in solar tube that allows to trap solar radiation and utilise higher solar cell area w.r.t horizontal earth surface. The assembly includes Peltier cells suitable to operate at low differential temperature for harnessing and used solar energy that is converted to heat. Further, solar thermal and full spectrum photovoltaic generation is combined to derive maximum efficiency.

The invention relates to the technical field of LED illumination, and discloses a dynamic spectrum optimization method and system for a full-spectrum LED light source system, and the method comprises the steps: obtaining initial light intensity distribution data to obtain a basic data set, and obtaining light intensity distribution offset; grouping according to the basic data set to obtain a spectrum grouping scheme; performing scene optimization according to the light intensity distribution offset and the scheme to obtain spectrum grouping configuration of scene optimization; and finally, performing fine adjustment and parameter mapping on the configuration according to real-time illumination feedback data to obtain final spectrum management output. The method can improve the precision and environmental adaptability of spectrum management.

A method and apparatus for collecting radiation by reflecting, redirecting, focusing, and transitioning the radiation, comprising providing a first reflective focusing surface, receiving full-spectrum light with the first surface, focusing the light onto a second reflective focusing surface after passing through a filtering surface, and allowing the two reflective surfaces to reflect visible light from one surface to the other and out an exit, while infrared light is minimized via the filtering surface.

This invention discloses an ecological floating bed based on a full-spectrum photocatalytic energy storage material, comprising a floating bed frame, plants, planting baskets, and a photocatalytic energy storage component. The photocatalytic energy storage component carries a full-spectrum photocatalytic energy storage material with photogenerated electron storage and dark-state release functions. This ecological floating bed utilizes a full-spectrum photocatalytic energy storage material with a wide spectral response range and photogenerated electron storage and dark-state release functions, overcoming the technical bottlenecks of traditional ecological floating bed photocatalytic materials, such as narrow spectral response range, loss of purification capacity at night, and limited functionality preventing the recovery of low-concentration resources. It achieves full-spectrum utilization and all-weather purification, and can be widely applied to the ecological restoration of polluted surface water bodies and the recovery of low-concentration metal resources from mining tailings.

The invention discloses an AI adaptive healthy lighting cooperative control system and method based on multi-modal physiological perception. The system comprises a multi-modal sensor module, an AI decision control module, a multi-channel LED driving module and a full-spectrum LED light source module. The method comprises the following steps: acquiring environment illumination intensity, color temperature, full spectrum distribution and human body existence and movement track data, and inputting the data into a pre-trained deep light color adaptation model; a pupil fluctuation response model, a spectrum fitting compensation algorithm and a crowd visual transient characteristic library are built in the model, environment parameters, human body states, time and crowd types are used as input, and cooperative control parameters of brightness, color temperature and ultrahigh frequency strobe frequency are dynamically decoupled and output. The integrated design of physiological perception, AI decision making, spectrum fitting and dynamic prediction is achieved, the visual comfort is improved, eyesight health is protected, and meanwhile energy consumption is reduced.

The application discloses a hyperspectral stealth method and equipment, and belongs to the technical field of optical stealth. The hyperspectral stealth equipment comprises a full-spectrum LED light source, a collimating mirror, a fast mirror, a grating, a digital micromirror, a synchronous trigger, a projection lens, a standard projection plane, a hyperspectral imager and a data solving computer. The light source output by the grating is changed in the exit angle by swinging the fast mirror, and the light source output by the grating swings on the digital micromirror at the rear end of the light source, so that the hyperspectral projection is realized. The hyperspectral projector assembly is used for generating a dynamic hyperspectral projection image; the standard projection plane is used for receiving the hyperspectral projection image and scattering the projected light, so that the projection stealth effect is realized. The hyperspectral imager and the hyperspectral projection assembly are used for realizing the receiving and modulation of the hyperspectral image, and the spectral stealth is realized. The characteristic spectral band is selected by using a compression characteristic spectral algorithm, the data volume is compressed, and the real-time change of the stealth image is realized.

The invention relates to a porous ceramic / carbon nanotube photo-thermal material and a preparation method and application thereof. The porous ceramic / carbon nanotube photo-thermal material takes silicate as a substrate, and porous ceramic of carbon nanotubes grows under the catalysis of iron. The preparation method comprises the following steps: dissolving kaolin, a catalyst, silicate and polyethylene glycol according to a certain ratio, fully stirring, air-drying, taking out, drying in a muffle furnace, firing to obtain a primary blank, placing melamine as a carbon source in a tubular furnace, growing carbon nanotubes in an argon atmosphere through a chemical vapor deposition method, and sintering to obtain the carbon nanotube / kaolin composite material. The thickness of the carbon nanotubes in silicate can be regulated and controlled by regulating and controlling the particle size, proportion and temperature of the catalyst, and high-density carbon tube growth is constructed. The photo-thermal material has full-spectrum light absorption, the photo-thermal conversion capacity of silicate is greatly improved, the temperature of the surface of the photo-thermal material can be increased to about 55 DEG C under one sun, and the evaporation rate of 2.5 kg.m <-2 >. H <-1 > or above is achieved. The device is suitable for the fields of solar photo-thermal conversion, sewage treatment, interface evaporation and the like.

The application discloses a kind of optical performance detection system and method of camouflage material, it is related to camouflage material detection technical field, including structure identification and lighting control module, for gathering the surface image of camouflage material sample, identify sample surface structure, start full-spectrum light source, simulate from weak light to strong light step-by-step illumination, based on standard illumination RGB imaging;Region division module is used to apply superpixel segmentation algorithm to image, automatically divide sub-region, carry out hyperspectral reflectivity scanning to each region, synchronously collect polarization direction light intensity image, calculate Stokes vector and construct polarization enhancement image.The present application not only can realize the frequency domain quantitative analysis of micro interference fringe, the accurate mask extraction of polarization abnormal area, but also through multi-angle reflection sampling and score function modeling, effectively quantifies the optical exposure risk of camouflage material under complex illumination and viewing angle condition, significantly improves detection precision, regional pertinence and automation level.

The application provides a full-spectrum photothermal synergistic and microwave gradient driven waste heterogeneous composite material interface dissociation and recovery method, comprising the following steps: pretreating and online analyzing the waste heterogeneous composite material to obtain a structured data set; preparing a full-spectrum photothermal conversion layer to obtain a coated particle; collecting electromagnetic-optical properties of the structured data and the coated particle to obtain physical field data and an optimal process parameter set; using a preheating system to perform overall preheating operation on the coated particle to obtain a photothermal activated intermediate; performing deep penetration microwave and synchronous photothermal coupling heating to obtain an interface weakening body; performing interface dissociation to obtain dissociation products; based on the dissociation products, performing airflow separation, corona-electrostatic separation and metal purification to obtain multi-flow high-purity resources. The application greatly improves interface dissociation efficiency, dissociation component purity and resource output quality, and realizes low-carbon, intelligent, accurate and efficient recovery of waste heterogeneous composite materials.

The invention belongs to the technical field of LEDs, and particularly relates to a full-spectrum LED light source based on multiband collaborative excitation and a preparation method and application thereof, and the full-spectrum LED light source comprises a collaborative excitation module, a fluorescent glue module, a packaging structure and a spectrum regulation and control module which form an excitation-absorption-packaging-radiation closed-loop collaborative system. According to the invention, the construction of a multi-band synergistic excitation system is realized, through the flexible matching and combination of the four types of LED wafers with different wavelengths, the accurate matching with the absorption peak of the fluorescent powder of each band in the fluorescent glue is realized, the energy conversion efficiency is improved, the continuous fault-free full-spectrum radiation of 350-1650nm is formed, and the synchronous detection requirement of surface and internal defects is met.

The application relates to the technical field of diffusion films, in particular to an ultrahigh-performance diffusion film and a preparation method thereof; the ultrahigh-performance diffusion film comprises a transparent base film and a functional coating layer arranged on at least one side of the transparent base film; the functional coating layer comprises a cured resin and bidirectional heterogeneous light scatterers generated in situ and dispersed in the cured resin; the bidirectional heterogeneous light scatterers comprise first scattering particles with a refractive index n1 and second scattering particles with a refractive index n2; through the design of the bidirectional heterogeneous light scatterers, the nanoscale first scattering particles mainly perform Rayleigh scattering on short-wavelength light, and the submicron second scattering particles are responsible for Mie scattering, so that the full-spectrum light is synergistically and accurately controlled, the scatterer part is orderly arranged in combination with external field-induced ordering, so that the ultrahigh haze is obtained, the ultrahigh light transmittance (>92%) is maintained, and the horizontal viewing angle uniformity (luminance half-peak width) is greatly improved to more than + / - 80 degrees.

The present application relates to the technical field of photocatalytic materials, and particularly relates to a sulfonic acid group modified naphthalimide photocatalyst and a preparation method and application thereof. The present application takes 1,4,5,8-naphthalene tetracarboxylic anhydride and aminosulfonic acid as raw materials, and anhydride-amine condensation reaction occurs under a solvent thermal condition to generate a naphthalimide precursor containing a sulfonic acid group function; through poor solvent induced crystallization, molecular ordered assembly is realized to obtain a naphthalimide photocatalyst. The prepared photocatalyst shows a high degree of pi-pi stacking and crystallinity, and the introduction of the sulfonic acid group further enhances the molecular dipole effect and charge separation efficiency of the material. Compared with ortho and meta benzene sulfonic acid side chain naphthalimide comparative materials, the photocatalyst shows a more efficient water decomposition reaction and simultaneously produces hydrogen and oxygen under full spectrum light conditions. The photocatalyst of the present application has a structure that can be adjusted, a simple process and good scalability, and is suitable for water splitting for hydrogen production and clean energy conversion technology.

The invention provides a plant seedling raising full-spectrum illumination device which comprises a full-spectrum illumination lamp assembly, a control host assembly, a steering motor, a steering shaft, an extension tube, a telescopic rod and a connecting plate, and the full-spectrum illumination lamp assembly comprises a lampshade body, a full-spectrum light source disc, a sensor module and a diffusion plate. The full-spectrum light source disc is connected to the lower side of the interior of the lampshade body through screws. The sensor module is welded to the lower right side of the lampshade body. The device is reasonable in structural design, such as the application of a height and angle adjustable bracket, a reflecting cover and a diffusion plate, so that light can be uniformly irradiated to each corner of a plant seedling raising area. The plant growth difference caused by non-uniform illumination is avoided, and the consistency and stability of the whole seedling raising effect are improved. The device is suitable for seedling raising of various plants, and illumination regulation and control can be carried out on vegetables, flowers, fruits, traditional Chinese medicinal materials and the like according to specific growth requirements of the vegetables, the flowers, the fruits and the traditional Chinese medicinal materials.

The invention discloses a photocatalytic material capable of adapting to a complex environment and a preparation method thereof, and particularly relates to the crossing field of material science and environmental science, the photocatalytic material is a composite photocatalytic material, and comprises at least one of thin-layer graphite phase carbon nitride, nano titanium dioxide and noble metal nanoparticles or rare earth element dopants. The prepared photocatalytic material has remarkable advantages in the aspects of complex environment adaptability, photocatalytic efficiency and application range, the surface of the material is modified with an organic functional group or a porous carbon material, dispersity and stability are remarkably improved, the photocatalytic material can adapt to water quality conditions with different pH values, high salinity and impurities, and the photocatalytic material has good application prospects. By compounding thin-layer graphite-phase carbon nitride and anatase type nano titanium dioxide, the light absorption range is expanded to a visible light region, and the light energy utilization rate is improved by combining simulation of full-spectrum light or visible light driving; oxygen is introduced to generate superoxide free radicals, so that the efficiency of photocatalytic degradation of organic pollutants such as carbendazim pesticide is remarkably improved.

The utility model relates to the technical field of light-emitting diode (LED) light sources, and discloses a light-emitting mode diversified adjusting LED light source which comprises a substrate, a light-emitting area is arranged on the substrate, a white channel is arranged in the light-emitting area, and the white channel divides the light-emitting area into a main light area and a light supplementing area which are arranged adjacently. The main light area is provided with a plurality of independently controlled blue light emitting chips, and the light supplementing area is provided with a plurality of independently controlled red light emitting chips; the light-emitting area is filled with a fluorescent glue layer, and the fluorescent glue layer respectively covers the plurality of blue light-emitting chips and the plurality of red light-emitting chips; the plurality of blue light emitting chips are independently controlled, and the plurality of red light emitting chips are also independently controlled, so that diversified control modes can be correspondingly selected according to functional light emitting requirements to realize diversified adjustment of light emitting modes; and secondly, the plurality of blue light emitting chips can be used for supplementing light for the red light emitting chips, so that light rays emitted by the light-transmitting fluorescent glue layer of the LED light source are closer to sunlight, and a full-spectrum LED light source effect is realized.

The present application relates to a control method for a clothes treatment device, the control method comprising: obtaining opening and closing information of a clothes feeding port of the clothes treatment device; outputting opening information of a full-spectrum irradiation module according to the closing information of the clothes feeding port, so that the full-spectrum irradiation module emits full-spectrum light into a drum of the clothes treatment device; obtaining opening and running information of a drying mode of the clothes treatment device; and outputting opening information of an air supply module and an active oxygen module of the clothes treatment device according to the opening and running information of the drying mode, so as to deliver an air flow with active oxygen into the drum, wherein a flow direction of the air flow is opposite to an irradiation direction of at least part of the full-spectrum light. The control method for the clothes treatment device can improve the active oxygen decomposition efficiency in the air flow, thereby increasing the concentration of hydroxyl radicals and improving the sterilization and disinfection efficiency.

This invention relates to a garment processing device. The garment processing device includes: a housing with a receiving cavity formed inside; a cylinder disposed within the receiving cavity and having opposing air inlets and outlets; an air supply assembly disposed within the housing and configured to form an airflow from the air inlet to the air outlet within the cylinder; an active oxygen module disposed within the housing and near the air inlet to provide active oxygen into the airflow; and a full-spectrum irradiation module disposed within the housing and near the air outlet, configured to emit full-spectrum light directed into the cylinder, wherein at least a portion of the full-spectrum light is irradiated in a direction opposite to the direction of the airflow. This garment processing device can improve the decomposition efficiency of active oxygen in the airflow, thereby increasing the concentration of hydroxyl radicals generated and improving sterilization and disinfection efficiency.

This invention provides a method for preparing a copper-supported molybdenum sulfide (Cu-MoS2) catalyst and its application. Na2MoO4·2H2O and thiourea are dissolved in water and heated to 180–200°C in a polytetrafluoroethylene-lined autoclave. The mixture is maintained at autogenous pressure for 24–36 hours to prepare the MoS2 catalyst. The obtained MoS2 catalyst is dispersed in a methanol-water solution, and a CuCl2 aqueous solution is added. The mixture is stirred for 30–50 min and then irradiated under a 300–500 W full-spectrum light lamp for 1–3 h to obtain the Cu-MoS2 catalyst. This method is simple and yields a Cu-MoS2 catalyst with good crystallinity. Compared with the pure molybdenum sulfide catalyst, the constructed copper-supported molybdenum sulfide catalyst has an increased number of active sites, resulting in a nearly four-fold increase in the conversion rate of ammonia synthesis.