41results about How to "Single color" patented technology

The invention discloses hydrogel photonic crystal microspheres, and a preparation method and an application thereof. The preparation method comprises the steps of (1) preparation of silica emulsion droplets, (2) preparation of silica photonic crystal microspheres, (3) preparation of silica-hydrogel hybrid photonic crystal microspheres, and (4) preparation of inverse-opal-structured hydrogel photonic crystal microspheres. In the step (3), acrylamide, acrylic acid, methylene bisacrylamide and a photo-initiator are allowed to penetrate into the silica photonic crystal microspheres; ultraviolet irradiation is carried out, such that acrylamide and acrylic acid monomers are cured, such that the silica-hydrogel hybrid photonic crystal microspheres are obtained. With the method provided by the invention, the obtained hydrogel photonic crystal microspheres have a three-dimensional ordered porous structure, wherein the pores have a compact hexagonal stacking ordered structure. With the method, technical problems of angle dependence and slow response to small molecules of existing hydrogel photonic crystal films can be solved.

The invention belongs to verification of a water meter, and particularly relates to a water meter recognition method based on dynamic image processing. The method comprises the steps of installing a camera, acquiring a picture, preprocessing, graying and binarizing, positioning a pointer and calculating an angle, acquiring water consumption and the like. The method solves the problem that the recognition result is inaccurate in the prior art, and has the advantages that data has relatively high accuracy and the like in the water meter verification process.

The invention discloses mutton fat matt white glaze for a ceramic decoration and a preparation method of the white glaze. The white glaze is prepared from, by mass percentage, 15-25% of feldspar powder, 10-17% of calcium carbonate, 5-7% of dolomite, 6-12% of talc, 3-8% of barium carbonate, 15-20% of zirconium silicate, 10-15% of zirconium white frit, 0-6% of zinc oxide, 5-7% of aluminum oxide and 0-12% of kaolin. The components are weighed according to the formula, fully mixed and added into a grinding tank, water with the weight 45-50% that of dry powder is added for grinding for 10-15 h, then glaze slurry obtained after ball milling is subjected to iron removal and screening, and the concentration is adjusted till the true specific gravity is 50-54 degrees. A ceramic product is coated with the white glaze in a spraying mode or a soaking mode or other decoration modes. After drying, the ceramic product enters a kiln to be oxidized and fired for 8-11 h at the temperature of 1200-1235 DEG C, and the ceramic product is taken out of the kiln after being naturally cooled. The prepared mutton fat matt white glaze has the advantages of being high in processing property, high in operability and not prone to cracking.

The invention relates to an enhancing method of low-light video images. The method comprises the following steps that (1) the optimal scale parameter of a Gaussian function in the single-scale Rctinex; (2) high-light images serve as reference images of color migration; (3) the images having whole rich colors and local outstanding details are obtained. Compared with the prior art, the enhancing method has the advantages of being good in image enhancing effect, obtaining rich image color information and the like.

The invention discloses a camera lens and a preparation method thereof, a camera assembly and electronic equipment. Specifically, the invention provides a camera lens, which comprises: a substrate, wherein the substrate is provided with a window area and a texture area arranged around the window area; an appearance membrane which is attached to one side of the base plate and comprises; a substrateprovided with a first hollowed-out area, wherein the orthographic projection of the first hollowed-out area on the base plate covers the window area; a texture layer, wherein the texture layer is arranged on one side of the substrate, and the orthographic projection of the texture layer on the substrate at least covers the texture area; and a coating layer, wherein the coating layer is arranged on one side, far away from the substrate, of the texture layer. Therefore, the bonding strength between the appearance diaphragm and the substrate is relatively high, the texture effect of the camera lens is flashing, the texture layer is not easy to fall off, the appearance effect is good, the product yield is relatively high, and the production cost is relatively low.

The invention discloses a flow displaying-measuring experimental device and method. The experimental device comprises an experimental chamber connected to a wind tunnel, the bottom of the experimental chamber is connected with a jetting plate detachably, the lower portion of the jetting plate is connected with a gas collection chamber, the gas collection chamber is communicated with the experimental chamber via a jet orifice in the jetting plate, and the bottom of the gas collection chamber is connected with a flow meter, a current stabilizing valve, a pressure stabilizing valve, a smoke device and an air compressor successively via a hose and transitional joints; and the back side of the experimental chamber is provided with a lifting platform, the lifting platform is connected with a 2D mobile slide unit, the bottom of the 2D mobile slide unit is connected with a light source device, the top of the experimental chamber is provided with a slit through which a light source can pass, the outer side of the experimental chamber is provided with a data collection device that facing the experimental chamber, and the data collection device is electrically connected with a computer. The experimental device and method are suitable for wind tunnels of different types and specifications, has little interference in the flow field, and is good in the display effect, accurate in measurement and low in cost.

The invention discloses an arbored planting method of weigela floridas, belonging to the field of cultivating plants. The method provided by the invention comprises the following steps of: (1) cutting off weigela florida twigs with the length of 12-17 cm to be cultured in a container from June to July; (2) transplanting twig seedlings in the container into a large field to grow for 2 years in spring of the next year; (3) levelly stumping transplanted seedlings in the large field, removing sprouts and strengthening branches; when the main branch grows to the height of 2 m, locating the branches; pruning side branches which are shorter than 1.8 m and keeping short branches with the length of 3-5 cm; and (4) transplanting for 2-3 times and gradually increasing a row distance of the plants, pinching and culturing trunks to obtain arbored weigela floridas. Through utilizing the method provided by the invention, the shrub type weigela floridas are cultured into the arbor type weigela floridas, so that the following problems are avoided: the trunks of the traditional weigela floridas are not obvious, more branches are existed, and the corollas are small; the thickness of the trunks and a corolla extent are increased, the trunks are tall and straight, flowers are greater, colors are versatile, and an observing value is extremely high. The method provided by the invention can be used for culturing in batch and is good for popularizing.

The invention discloses application of an amphiphilic block copolymer and a preparation method of degradable photonic crystal microspheres, and belongs to the technical field of polymer preparation. An amphiphilic block copolymer brush is an amphiphilic block copolymer brush PCL-b-PEO obtained through polymerization of polycaprolactone and polyethylene oxide or an amphiphilic block copolymer brush PLA-b-PEO obtained through polymerization of polylactic acid and polyethylene oxide, and the amphiphilic block copolymer brush can be used for preparing degradable photonic crystal microspheres. Meanwhile, the invention discloses a preparation method of degradable photonic crystal microspheres based on the amphiphilic block copolymer brush, the photonic crystal microspheres are prepared by a one-step method through self-assembly of the amphiphilic block copolymer brush in an oil-in-water emulsion, and compared with a traditional preparation method, the preparation method has the advantages that experimental conditions are simpler, more convenient and milder; high-temperature and high-precision treatment and use of strong corrosive substances are not needed, and the method has great application potential in the fields of cosmetics, toiletries and the like.

The invention belongs to the technical field of manufacture of characteristic foodstuffs, and particularly relates to colorized coarse-grain brown rice noodles and a preparation method thereof. The colorized coarse-grain brown rice noodles are prepared by combining starch with brown rice with different colors. According to the colorized coarse-grain brown rice noodles and the preparation method thereof, brown rice is lower in cost than rice and substantially higher in nutrition value than rice. Therefore, the prepared rice noodles from brown rice are correspondingly lower in cost and much higher in nutrition than rice noodles prepared from rice; and also, the prepared brown rice noodles have good chewy quality and good mouthfeel. Additionally, because the brown rice has multiple colors, the brown rice can be prepared into brown rice noodles with different colors; and the brown rice noodles with different colors are mixed together and forms a bowl of varicolored characteristic brown rice foodstuff before being eaten, and thus the brown rice noodles not only are abundant in nutrition and but also are capable of arousing people's appetite. By implementing the technical scheme, the brown rice noodles product is substantially improved in value, and production operators attain good profits.

The invention provides a wind power rotary support surface defect detection method. According to the method, a low-angle 15-degree irradiation direction is utilized to show a texture direction. For ambient light interference, a low-angle strip-shaped light source can effectively relieve the ambient light interference. The detection algorithm combines a digital image processing method with SVM machine learning. The beneficial effects of the method are as follows: because an input workpiece image is simple in content and relatively single in color or gray level distribution, the algorithm can beused for avoiding the interference of adverse factors that the algorithm is very sensitive to noise and target size and cannot effectively cope with the condition that the image content is relativelycomplex, and has the characteristics of being simple in operation, high in speed and capable of realizing real-time processing. Besides, in some environments, if a vectorization form is used, operation circulation can be performed more quickly, and a multi-thread parallel processing method can also be easily adopted. The algorithm provided by the invention is small in calculation amount, high inefficiency and relatively high in accuracy.

The invention discloses an image data processing method and device, equipment and a storage medium. The method comprises the following steps: in response to a trigger message sent by a user, determining a vehicle type in an image frame shot by a camera by adopting a vehicle type identification algorithm; determining a vehicle rendering model corresponding to the vehicle type according to the vehicle type and a preset corresponding relationship between the vehicle type and the vehicle rendering model; and generating an auxiliary driving image frame according to the vehicle rendering model and displaying the auxiliary driving image frame. According to the invention, the image data is processed, the rendering model is used for replacing image frames shot in real time, the rendering model is simple in image and single in color, many details are omitted, attention of a user is improved, the user is prevented from distracting to unconcerned image details to interfere with driving, and the user can better drive a vehicle.

The invention relates to an ultrathin battery cover made of a curved-surface carbon fiber material and a manufacturing process of the ultrathin battery cover. The battery cover consists of an injection molding frame of the battery cover and a curved-surface carbon fiber composite plate which is sleeved in the injection molding frame and is subjected to injection molding in a die. The manufacturing process of the battery cover comprises the following steps of: stacking a plurality of semi-solidified carbon fiber epoxy resin between a male die and a female die of a carbon fiber molding die, and enabling the semi-solidified carbon fiber epoxy resin to be completely solidified under the heating condition of 220-230DEG C/3-5H to form the curved-surface carbon fiber composite plate; engraving outlines of a loudspeaker hole and a camera clearance hole on the formed curved-surface carbon fiber composite plate; forming an assembly of the curved-surface carbon fiber composite plate and the injection molding frame by injection molding; and spraying the assembly of the curved-surface carbon fiber composite plate and the injection molding frame.

The invention discloses a nano silica sol with a novel structure to improve the main defects that existing silica sol is high in impurity content, low in silica concentration, poor in stability in an acid or neutral condition, short in service cycle, mixed in color, few in variety and the like and to solve the technical problems that the sizes of existing silica sol particles cannot be controlled, the morphologies cannot be controlled, the interface among the particles is not clear and the like. The nano silica sol has the characteristics of low cost, good heat resistance, solution resistance and barrier property, high mechanical strength, low impurity content, high silica concentration, good stability in the acid or neutral condition, single color and luster, long service cycle and the like.

The invention discloses a water area measurement method and system based on monocular and binocular vision collaboration. The method includes the steps: shooting, by a binocular camera, a binocular image pair comprising a left-eye image and a right-eye image; matching the feature point pairs, calculating sparse parallax points in a water area of the left-eye image and the depth value of each sparse parallax and forming a pixel point set with effective depth values in the water area of the left-eye image; distributing a corresponding depth propagation area for each pixel point with an effective depth value, and cooperatively reckoning the depth value corresponding to each pixel point based on monocular and binocular vision; and calculating the actual area represented by each pixel grid according to the depth value of each pixel point, and accumulating the areas of all pixel grids in the water area in the left eye image to complete the water area measurement. The invention provides a convenient and accurate water area measuring method based on machine vision, solves the problem that the traditional artificial water area measuring method is time-consuming and labor-consuming, and has higher engineering application value.

The invention provides a colored and plating imitated wheel hub spraying process. The colored and plating imitated wheel hub spraying process comprises the following steps of 1) preheating and cleaning a wheel hub; 2) power-spraying the wheel hub with black powder for 15-20 s; 3) transporting the wheel hub into an oven for curing at 150-170 DEG C for 12-15 min, and cooling the cured wheel hub to room temperature; 4) spraying black paint onto the wheel hub on a paint spray line for 6-8 s; 5) after paint spraying is completed, transporting the wheel hub into the oven for curing at 125-155 DEG C for 20-25 min, and cooling the cured wheel hub to room temperature; 6) spraying 449 plated silver onto the wheel hub on the paint spray line; 7) flash-drying the wheel hub for 5-7 min; 8) spraying colored transparent paint onto the wheel hub for 6-8 s and repeating the step of 5). The colored and plating imitated wheel hub spraying process simplifies technical processes and improves the production efficiency.

The invention discloses a preparation method of a five-color health-care rice cake. The five-color health-care rice cake overcomes the defects that in the prior art, a produced rice cake has a singlecolor and a single function, the provided rice cake is colorful and rich in pattern, more importantly, the defect is overcome that glutinous rice is difficult to digest, and the rice cake strengthensthe spleen and stomach and is beneficial to digestion.