33results about How to "Increase reflection" patented technology

This invention provides an infrared thermal imaging method, relating to the field of infrared thermal imaging technology. The method utilizes a germanium infrared lens in an infrared thermal imaging system, whose surface is sequentially composed of subwavelength micro / nano structures and an anti-reflection film structure from the inside out. The infrared thermal imaging method includes: focusing target infrared radiation through the germanium infrared lens onto an infrared detection array; the infrared detection array converting the target infrared radiation into an electrical signal matrix; performing noise reduction and gain correction on the electrical signal matrix to obtain a preprocessed electrical signal matrix; performing temperature compensation on the preprocessed electrical signal matrix based on a temperature compensation formula and a transmittance temperature model to obtain a corrected signal matrix; and sequentially performing non-uniformity correction, image enhancement, and pseudo-color mapping on the corrected signal matrix before outputting and displaying the result. Using the method of this invention, higher transmittance, lower reflection loss, and more stable thermal imaging can be achieved.

An electrochromic structure with self-powered operation comprises: a photoelectric element having a first glass substrate, a solar power generation structure, and a second glass substrate; a reflective film structure having a glass substrate, an auxiliary layer, and a reflective layer, wherein the reflective film structure is bonded to the photoelectric element with a first resin; and an electrochromic element having a first transparent conductive glass layer, a first electrochromic layer, an electrolyte layer, a second electrochromic layer, and a second transparent conductive glass layer, wherein the electrochromic element is disposed on the reflective film structure and stacked with a second resin to form the electrochromic structure, and the electrochromic element is electrically connected to the photoelectric element. Therefore, the electrochromic structure can be self-powered, improves power generation efficiency, reduces the use of substrate glass, and lowers production costs.

This invention discloses a black-based blue-spotted glaze with an earthworm-like pattern and its preparation method. The glaze consists of a body, a black base glaze, and a blue-spotted glaze from the inside out. The raw materials for the black base glaze are: feldspar, calcite, calcium borate, dolomite, talc, barium carbonate, quartz, bentonite, zirconium silicate, rutile, cobalt oxide, manganese oxide, and iron oxide. The raw materials for the blue-spotted glaze are: feldspar, limestone, alumina, talc, barium sulfate, Datong clay, zinc oxide, quartz, and titanium dioxide. The preparation method includes: 1. Wet ball milling the black base glaze raw materials to obtain a black base glaze slurry; 2. Wet ball milling the blue-spotted glaze raw materials to obtain a blue-spotted glaze slurry; 3. Bisque firing the body; 4. Applying the black base glaze slurry to the body and drying it; 5. Applying the blue-spotted glaze slurry to the body and drying it; 6. Oxidation firing and reduction firing of the body, followed by natural cooling to obtain the black-based blue-spotted glaze. The raw material formula of this invention is reasonable and environmentally friendly, which can improve the mechanical properties of the glaze; the preparation method is simple and the yield is high.

An image processing apparatus and air conditioner include: an acquisition unit configured to acquire low-light and infrared images; and a processing unit comprising: a low-light image enhancement algorithm model, which includes: a gradient reconstruction module comprising: a frequency domain processing branch configured to transform the gradient map of the low-light image from the spatial domain to the frequency domain to extract the phase spectrum and amplitude spectrum; and a spatial domain processing branch configured to fuse the gradient map of the low-light image with the infrared image in the channel dimension; the gradient reconstruction module adds the residual of the spatial domain processing branch to the amplitude spectrum to obtain an enhanced amplitude spectrum; an amplitude-enhanced gradient map of the low-light image is obtained through an inverse Fourier transform between the enhanced amplitude spectrum and the original phase spectrum; and an enhanced visible light image is generated through an encoder-decoder architecture based on the gradient features of the amplitude-enhanced gradient map of the low-light image and the image features of the low-light image; this application has high accuracy and is suitable for use in smart home appliances.

This invention discloses an end-face coated crystal optical element for a laser resonator and its fabrication method, belonging to the field of optical element fabrication. It includes an optical crystal, a high-reflectivity film disposed on one end face of the optical crystal, and a partially transmissive film disposed on the other end face. The high-reflectivity film sequentially includes Y-coatings along the end face of the optical crystal outwards. b F3 First Floor, H f O2 first layer, Y b F3 Second Layer, H f O2 second layer...Y b F3, Q layer, H f O2, Q layer. This invention utilizes Y... b 3+ Sensitization improves pump absorption efficiency and through Y b To E r Energy transfer effectively alleviates high-doped E r The self-termination effect in YAG lasers enables high efficiency and high energy output of 2940nm lasers, making them suitable for fields such as medical aesthetics and precision machining.

The utility model discloses a motor electromagnetic force measuring device concretely relates to motor electromagnetic force measuring technical field, including work table, the work table top is equipped with the detection piece for measuring motor electromagnetic force, and detection piece shifts up and down through drive piece, the detection piece outside is equipped with the auxiliary part for reinforcing the measurement accuracy, the auxiliary part includes the pure copper bellows of being equipped at the work table top, and the pure copper bellows top end and bottom respectively install the link ring and fixed ring. The utility model discloses through the elasticity of pure copper bellows, so that pure copper bellows can always be fitted in the motor outside, and then it is convenient to by pure copper bellows to the electromagnetic interference of external environment carries out reflection and absorption, so it can ensure that the measurement data is more accurate, and by the guidance of two first telescopic rods of inside and outside setting, can avoid the pure copper bellows to appear skew and distortion situation, thereby guarantee the service performance of pure copper bellows.

The application is a medical image segmentation method based on multi-modal self-supervision. First, the multi-modal medical image of the lesion tissue is obtained, including A-mode image and B-mode image, and the image is preprocessed. Then, a cycle-consistent modal contrast domain translation network is constructed, including two generators and two discriminators. The generator is used to convert the image of one mode into the image of another mode, including an encoder, an intermediate shared module and a decoder. The discriminator is used to judge the source of the input. Then, the cycle-consistent modal contrast domain translation network is pre-trained, the training loss is calculated, and the loss function includes multi-modal semantic consistency loss, adversarial loss, cross-domain translation loss and cycle consistency loss. Finally, the A-mode segmentation network and the B-mode segmentation network are constructed, the pre-trained weights are migrated to the two segmentation networks, and the trained two segmentation networks are respectively used for medical image segmentation of the corresponding mode. The contrast cross-domain translation is used as a multi-modal self-supervised pre-training task to learn more comprehensive modal features, promote the network to better learn modal characteristics and common knowledge, and improve the segmentation ability.

This invention relates to the field of soil monitoring technology, specifically to a method, equipment, and system for determining the physicochemical properties of terraced soil. The method involves acquiring spectral data from various monitoring points in the terraced fields at different times and in both in-situ and experimental environments. Given the spatial heterogeneity of the physicochemical properties of terraced soils, the method analyzes the intensity differences and similarities of spectral peaks at different monitoring points under each environment, determining similarity indicators and clustering them to obtain clusters. Since soil nutrient changes are reflected in the spectral data, the method analyzes the fluctuation characteristics of spectral peak differences at different times within each cluster under each environment to determine soil nutrient fluctuation indicators. Because the experimental environment is relatively controllable, a target straight line is fitted based on the experimental data as a reference for in-situ spectral correction. Finally, by combining the differences and numerical characteristics of soil nutrient fluctuation indicators at monitoring points within the clusters under in-situ conditions, in-situ environmental parameters, in-situ spectra, and the target straight line, the in-situ spectrum is corrected, thereby improving the accuracy of soil nutrient element determination.

This invention belongs to the field of building materials technology and relates to a radiation-cooled paving brick and its preparation method. The radiation-cooled paving brick comprises, from bottom to top, a base layer, a functional layer, and a surface layer. The functional layer comprises, by weight, the following raw material components: 20-50 parts cement-based binder, 20-50 parts radiation-cooling functional filler, 0-30 parts aggregate, 0.5-2.5 parts admixture, and 0.1-0.5 parts reinforcing fiber. Both the functional layer and the base layer of this invention are cement-based materials, resulting in strong bonding. Through the synergistic effect of the functional filler in the functional layer and the cement hydration products with radiation-cooling function, and with the surface coated with an inorganic nano-high-hardness self-cleaning surface layer, a highly efficient and long-lasting radiation-cooling effect can be achieved.

The application discloses a kind of flame-retardant bacteriostatic wave-absorbing PET fibers and preparation method thereof, the fiber includes fiber body and is arranged on the bacteriostatic wave-absorbing layer of fiber body surface, fiber body is skin-core composite structure, from inside to outside includes core layer and flame-retardant wave-absorbing barrier layer in sequence;Flame-retardant wave-absorbing barrier layer is the raw material of flame-retardant wave-absorbing mixture, includes the following components by weight parts:PET polyester chip 100, flame retardant 9-15, flame-retardant wave-absorbing particle 22-40, compatible agent 1.5-4.The bacteriostatic wave-absorbing layer in the application can provide excellent electromagnetic wave absorption capacity through the bacteriostatic wave-absorbing particle therein, can realize effective protection to electromagnetic pollution, and also can provide excellent antibacterial performance through active oxygen generated under light and / or electromagnetic wave irradiation.Flame-retardant wave-absorbing barrier layer can provide good reflection and absorption electromagnetic wave capacity in addition to being able to improve flame-retardant performance through the flame-retardant wave-absorbing particle therein.

The application relates to a target feature-based analysis method, system and device for predicting mutation pathogenicity. The method comprises the following steps: obtaining a mutation of a gene to be predicted; mapping the mutation of the gene to be predicted to a protein structure of the gene to be predicted to obtain a protein structure with the mutation mapped; extracting features of the protein structure with the mutation to obtain mutation protein structure features; selecting the mutation protein structure features to obtain a feature selection result; and inputting the feature selection result into a classification prediction model to obtain a classification result of the mutation being a pathogenic mutation or a benign mutation. The method aims to predict mutations based on target features in mutation protein structure features, and to explore high prediction capability and potential application value of the mutation pathogenicity.

The utility model relates to the technical field of solar light and heat power generation discloses a solar heliostat. The solar heliostat includes: first sub mirror, the distribution of at least two second sub mirrors around the first sub mirror week side, support frame, stand and tracking mechanism, the axis of stand is perpendicular to ground, support frame is located at the top of stand, tracking mechanism is used for driving support frame action, first sub mirror and second sub mirror are located at the side of support frame away from the stand, first sub mirror and support frame fixed connection, every second sub mirror is connected with support frame rotation to the edge part of first sub mirror, the rotation axis of second sub mirror is perpendicular to the arrangement direction of itself and first sub mirror, and is parallel to the mirror surface of first sub mirror, and the part of second sub mirror away from first sub mirror is equipped with support part, and support frame is connected with support part through an adjusting part. The solar heliostat can realize the fast adjustment focal length, and the positioning accuracy is higher, and it is favorable for improving the focusing accuracy of heliostat.

This application relates to the field of textile fabrics, disclosing a three-dimensional anti-permeability fabric and its preparation process. The three-dimensional anti-permeability fabric includes a first woven layer and several second woven layers. The second woven layers are formed by weaving core-spun yarn onto the first woven layer using a weaving process. The edges of the second woven layers are formed by cutting and high-temperature setting of the core-spun yarn to create a three-dimensional plush structure. The core yarn of the core-spun yarn is made by twisting several high-melting-point yarns and at least one glass fiber yarn together, while the covering yarn is a low-melting-point yarn. The three-dimensional anti-permeability fabric obtained by this application, after cutting and high-temperature setting of the core-spun yarn at the edges of the second woven layers, shrinks the core-spun yarn to form a spiral shape, creating a three-dimensional plush structure at the edges of the second woven layer. Under the synergistic support of the core yarn and the shrunk covering yarn, a stable three-dimensional anti-permeability fabric is formed. It is not easily deformed during long-term wear and washing, maintaining good softness, three-dimensionality, and anti-permeability.

This invention relates to the field of quantitative remote sensing parameter inversion technology, specifically to a deep learning inversion method for passive microwave cloud-to-surface temperature constrained by physical mechanisms. The method includes the following steps: S1: acquiring model input data and preprocessing it; S2: constructing a deep learning inversion model framework constrained by physical mechanisms; S3: training the deep learning inversion model and performing cloud-to-surface temperature inversion. This invention fully combines the advantages of physical model methods in improving the physical interpretability and universality of surface parameters with the advantages of neural network algorithms in handling complex and nonlinear problems. It can solve the problem of cloud-to-surface microwave surface temperature estimation, which is difficult to achieve with high inversion accuracy, clear physical meaning, and strong generalization ability using traditional methods.

This utility model belongs to the field of photovoltaic technology, and discloses a reflective layer for a photovoltaic module and a photovoltaic module. The reflective layer includes a substrate and a reflective film layer. The substrate includes a base body, and at least one side of the base body is provided with a concave-convex structure. The concave-convex structure on one side of the base body includes a plurality of first protrusions in a first region of the base body and a plurality of second protrusions in a second region of the base body. The height of the second protrusions is greater than the height of the first protrusions. The gap between the first region and the solar cell of the photovoltaic module corresponds, and the second region is configured to overlap with the solar cell. The reflective film layer is applied to the side of the concave-convex structure facing away from the base body, forming a concave-convex shape. The concave-convex reflective film layer is higher in the part that overlaps with the solar cell. The reflective film layer in this part can guide the light reflected to the back side of the solar cell through the higher part, so that the reflective layer can reflect more light, thereby allowing more light to reach the surface of the solar cell and improving the light utilization rate.

This utility model provides a soft light reflector, comprising: at least one LED ring light, a mounting bracket assembly, and a lamp holder assembly. The mounting bracket assembly is fixed to the lamp holder assembly, and the LED ring light is fixed to the mounting bracket assembly. The mounting bracket assembly includes a fixing base, a mounting bracket mounted on the back of the fixing base, and a front panel mounted on the front side of the fixing base. A soft light reflective cloth is attached to the surface of the front panel. The lamp holder assembly includes a lamp holder body, which is fixed to the front panel. A decorative panel is attached to the surface of the lamp holder body. This soft light reflector is ingeniously designed. By attaching a soft light reflective cloth to the surface of the front panel and combining it with the decorative panel attached to the surface of the lamp holder body, it can both increase the light reflection effect and make the overall light softer and less glaring.

The application relates to the technical field of traffic safety, in particular to a high-weather-resistance reflective film and a manufacturing method thereof. The high-weather-resistance reflective film comprises a PET film, a reflective adhesive layer coated on the surface of the PET film, and a silicone coating layer coated on the surface of the adhesive layer; the reflective adhesive layer is formed by uniformly scattering glass beads on the surface of the PET film after the adhesive material is coated on the surface of the PET film; the raw material of the adhesive material comprises, by mass fraction, 50-150 parts of a hydroxyl-containing acrylate resin, 5-12 parts of an IPDI prepolymer, 1-2 parts of UV329 ultraviolet absorber, and 0.5-1.5 parts of anti-aging agent 1076. The reflective film has excellent self-cleaning performance, good reflectivity, long-term stable weather resistance, can effectively reflect incident light, effectively protects the reflective glass beads, can maintain the performance for a long time under various environments and conditions, and is suitable for being used as a traffic sign.

This invention discloses a waterproof and UV-resistant outdoor fabric, which is composed of a base fabric and a functional film bonded together with an adhesive. The surface of the base fabric is provided with a waterproof and UV-resistant functional layer. The preparation method of the waterproof and UV-resistant outdoor fabric is as follows: 1) A waterproofing agent layer is applied to the base fabric: ① Prepare a waterproof and UV-resistant finishing solution; ② Immerse the base fabric in the waterproof and UV-resistant finishing solution, performing two dips and two nips; ③ Dry and bake to form a waterproof and UV-resistant functional layer on the surface of the base fabric; 2) The base fabric is bonded to the functional film: ④ Apply an adhesive to the surfaces of the base fabric and the functional film; ⑤ The fabric and film are flatly stacked together and then transferred to a heat press for heat pressing to complete the hot-press lamination, thus obtaining the waterproof and UV-resistant outdoor fabric. The waterproof and UV-resistant outdoor fabric of this invention has good waterproof, UV-resistant, and moisture-permeable functions.

The invention relates to heat-retaining rolling equipment. The heat-retaining rolling equipment according to an embodiment of the present invention comprises a heat-retaining cover which covers the outside of a material to be transferred along a transfer line to retain heat, wherein the heat-retaining cover comprises: an upper cover part which covers the upper side of the material; a first and a second side cover part which cover the lateral sides of the material and are rotatably connected to both sides of the upper cover part, respectively; and at least one driving part for rotating the first or the second side cover part to control unfolding of the first or the second side cover part.

This application discloses a fluorinated zirconium phosphate compound, its nonlinear optical crystal, its preparation method, and its applications. The chemical formula of the fluorinated zirconium phosphate compound is Rb. x (NH4) y Zr4(H2PO4)F 21 Where 0≤x≤6, 0≤y≤6, and x+y=6. The nonlinear optical crystal is a one-dimensional chain structure formed by connecting [H2PO4] tetrahedra with [ZrF7] / [ZrOF7] fluorine-containing zirconium coordination polyhedra; the nonlinear optical crystal is a non-centrosymmetric crystal; the nonlinear optical crystal is an orthorhombic crystal system; the space group of the nonlinear optical crystal is... Pna 21; The unit cell parameters of a nonlinear optical crystal are a =13.6933(3)Å, b =15.2014(4)Å, c =11.4304(2)Å, α = β = γ =90°, unit cell volume V =2379.32(9)Å 3 This nonlinear optical crystal possesses both deep ultraviolet transparency and a strong second harmonic response. The fabrication method utilizes a hydrothermal reaction, which is simple and operates under mild conditions. The resulting nonlinear optical crystal can be used to construct nonlinear optical devices such as frequency multipliers, sum / difference frequency converters, and optical parametric oscillators.

This utility model relates to the field of auxiliary support technology, specifically an auxiliary support for comfortable positioning of patients undergoing ultrasound examinations. It includes a fixed sponge pad with a square groove at its top, into which a square slider is movably inserted. A movable sponge pad is fixed to the top of the square slider. A pre-drilled hole is formed through the surface of the square slider, into which a threaded post is movably inserted. A circular rod is movably inserted to the top of the fixed sponge pad. A circular groove is formed at the top of the movable sponge pad, into which a rubber rod is movably inserted. A silicone pad is fixed to the top of the rubber rod, and the top of the silicone pad has an arc-shaped groove. This utility model, through the combined use of the fixed sponge pad, circular rod, threaded post, square slider, and pre-drilled hole, enables adjustment of the auxiliary support height, allowing for appropriate raising or lowering of the limb.

This utility model relates to the semiconductor field and discloses a transparent LED packaging structure. The structure includes a PCB board with pins inserted into its upper end. A retaining ring is fixedly connected to the outer end of each pin, and a connection protection mechanism is provided at the outer end of the retaining ring. The connection protection mechanism includes a connecting piece with multiple sets of through-holes at its upper end. A protective outer ring is fixedly connected to the outer end of the connecting piece. When the pins are inserted into the PCB board, the protective outer ring can contain the adhesive to prevent overflow. Simultaneously, the epoxy resin adhesive can firmly bond various materials, ensuring the stability of the circuit board assembly and protecting circuit components.

This utility model provides a brightness-adjustable explosion-proof LED lighting lamp for mining, relating to the field of LED lighting technology. The utility model includes a housing, inside which a microwave induction plate and a substrate are disposed. A protective frame and explosion-proof glass are fixedly connected to one side of the housing, and a wiring conduit is fixedly connected to one end of the housing. An auxiliary device is disposed on the outer surface of the housing, comprising a grooved rod and a sliding rod. A reflector is fixedly connected to the end of the connecting rod away from the round rod. By setting up the auxiliary device, and by installing a specified number of sliding rods and reflectors on the outside of the housing using the grooved rod as needed, and by moving the positions of the sliding rods and reflectors and adjusting the angle of the reflectors, the reflectors can reflect light from the lighting lamp directed towards ineffective lighting areas, thereby improving the light utilization efficiency and practicality of the lighting lamp.

The utility model discloses a kind of reflective warning heat transfer film, including substrate layer, the top surface of substrate layer is equipped with release layer, the top surface of release layer is fixedly connected first protective layer bottom surface, the top surface of first protective layer is fixedly connected transfer pattern layer bottom surface, the top surface of first protective layer is uniformly equipped with multiple clamping grooves, transfer pattern layer is respectively clamped in the clamping groove, the bottom surface of first protective layer is uniformly equipped with multiple reflection grooves;The top surface of transfer pattern layer is fixedly connected transfer adhesive layer bottom surface, the top surface of transfer adhesive layer is fixedly connected second protective layer, the top surface of transfer adhesive layer is uniformly equipped with multiple antiskid grooves, the top surface of second protective layer is symmetrically equipped with multiple second take-out grooves.The utility model is increased by setting reflective layer, pattern bump and reflection groove cooperation reflection effect and stereoscopic of transfer pattern layer, make pattern more have warning effect, transfer pattern layer is protected by protective layer in use process.

The utility model discloses a kind of composite film loudspeaker diaphragm deformation laser displacement detection instruments, belong to loudspeaker detection technical field, this kind of composite film loudspeaker diaphragm deformation laser displacement detection instrument, including patch area and detection area, track between the patch area and detection area is set to connect both, track is provided with conveying slider moving along track, bracket and clamp are installed on conveying slider to realize the fixation to diaphragm.By patching device on the surface of diaphragm pasting reflector, then diaphragm is conveyed backwards, until it is sent to detection area, and diaphragm pasted reflector has good reflectivity, so as to effectively reflect when being detected by deformation laser displacement detection instrument, improve the accuracy of detection;Polarization platform is used to isolate vibration in environment, so as to avoid vibration in environment to influence diaphragm test, guarantee the accuracy of diaphragm test;Protective cover is used to protect internal components, and reduce the reflection of test laser in external environment.

The utility model relates to a kind of welding spot detection devices for inverter welding processing, including welding tooling and detection piece, welding tooling fixedly arranged, for embedding the PCB board to be processed, and for welding treatment to the PCB board to be processed;Detection piece is installed below welding tooling, for detecting the back of the PCB board to be processed.The beneficial effects of the utility model are simple structure, reasonable design, and the operator can monitor the PCB back welding point state during welding process, avoid secondary detection, easy to operate, and low detection cost.

The invention relates to a method and a system for surface inspection of a cured composite part comprising glass fibers and carbon fibers. The cured composite part is in particular a cured composite part of an aircraft, the method comprising the steps of illuminating the surface of the composite part to be inspected with infrared light emitted from an IR light source and capturing an image of the surface. The IR light source is arranged such that the generated infrared light hits the surface at a first angle a to provide dark field illumination of the surface and the camera is arranged such that it is directed at the surface under inspection at a second angle β to capture an image of the dark field illuminated surface. The captured image is evaluated with respect to brightness and contrast to detect one or more glass fiber layers on top of one or more carbon fiber layers within the composite part.

This utility model discloses a color-reflective high-strength PVC sheet, relating to the field of PVC sheets. It includes a PVC substrate layer, with a color-reflective composite layer for reflecting colors disposed on one side of the PVC substrate layer. The color-reflective composite layer comprises a primer layer, a colored pigment layer, and a reflective layer stacked sequentially. A reinforcing layer for increasing the strength of the PVC substrate layer is disposed on the other side of the PVC substrate layer. This color-reflective high-strength PVC sheet, by incorporating the color-reflective composite layer composed of a primer layer, a colored pigment layer, and a reflective layer, allows for the formulation of a rich variety of colors to meet diverse decorative design needs. It enhances light reflection performance, making it suitable for applications requiring light reflection. Simultaneously, the reinforcing layer, while ensuring lightweight construction, enhances the sheet's tensile, bending, and impact resistance, reduces surface wear, and extends its service life, enabling it to adapt to more complex usage environments.