68results about How to "Great development potential" patented technology

A laser cladding process of an exterior wear-resisting anti-corrosive alloy coating of a slide chair of a railway switch comprises processes as follows: firstly, the surface of the slide chair is pre-heated, which means the surface of the slide chair is degreased and de-rusted under room temperature; and the surface is cleaned up by alcohol; then alloy powder is prefabricated, which means iron-base, nickel-base or cobalt base alloy powders that are ready for cladding are preplaced on the processed surface of the slide chair, and a scraping straightedge provided with a rail is used for adjusting the pretreated metal powder so that the alloy powder can be distributed on the surface of the slide chair evenly and has proper thickness to meet the thick requirement of the coating after cladding; and finally, the slide chair is hardened by the laser cladding; the laser of CO2 gas is adopted; a numerical control machine is used as a working table and the surface of the slide chair is hardened by the laser cladding. The laser cladding process has the characteristics of no pollution, high production rate, low energy consumption, the little finishing allowance of cladding coating and low combined cost.

Provided is a continuous fiber-reinforced heat convertible resin composite 3D printing process. Firstly, heat convertible resin prepolymer, a high-temperature curing agent, light-cured resin prepolymer and a photoinitiator are selected as pre-soaking raw materials; after the pre-soaking raw materials are heated and mixed to be uniform, the resin prepolymer system is pre-soaked through continuous dry fiber fiber bundles; cooling is carried out after soaking is carried out, and continuous fiber-reinforced heat convertible resin composite fibers are obtained; the composite fibers are conveyed into a 3D printing head, heating is carried out again, and the fused fibers are pulled out of a printing nozzle; after the fibers are pulled out, ventilating and cooling are immediately carried out, andpre-curing is completed through ultraviolet source irradiation; circulating printing is carried out layer by layer, and therefore a pre-formed component is prepared; and finally the pre-formed component is placed in a temperature environment capable of triggering a thermocuring reaction for curing forming, and a 3D printing formed component is manufactured. According to the continuous fiber-reinforced heat convertible resin composite 3D printing process, 3D printing fast forming of the continuous fiber-reinforced heat convertible resin composite component is achieved.

The invention discloses a tacrolimus eye ointment for cornea transplantation and a preparation method thereof, belongs to the field of pharmaceutical preparation and particularly relates to a tacrolimus eye precursor vesicle capsule for cornea transplantation and a preparation method thereof. The precursor vesicle capsule comprises the following raw materials in percentage by weight: 0.04-0.8% of tacrolimus, 4.0-41.0% of surfactant, 1.6-8.0% of cholesterol, 4.0-41.0% of lecithin, 1.2-30.% of alcohol, and the balance of water or 0,1% of glycerol aqueous solution or phosphate buffer with PH of 7.4, wherein the surfactant is one of span, tween, polyoxyethylene ether castor oil and poloxamer, and the alcohol is one of ethanol, isopropanol, butanol and propanol. The tacrolimus precursor vesicle capsule has limited moisture, and the storage stability of the preparation can be improved; the product organically combines the advantages of the precursor vesicle capsule, the characteristics of an eye dosing system and the indication disease of the tacrolimus drugs, so as to achieve the advantages of improving the curative effect, reducing the side effect, and bringing convenience in administration; and the preparation technique is simple and convenient and is suitable for industrial production.

The invention discloses a traffic information acquisition device, which is characterized in that the device comprises an image acquisition module-camera equipment, an image transmission module and an image processing module which comprises an analog-to-digital converter module, an image preprocessing module and vehicle tracking module; the image transmission module connects the image acquisition module with the analog-to-digital converter module of the image processing module; the analog-to-digital converter module is connected with the image preprocessing module; the vehicle tracking module is connected with the image preprocessing module. The invention also discloses a traffic information acquisition method which is characterized in that the method comprises the following steps: continuously acquiring the real-time dynamic traffic image information; carrying out analog-to-digital conversion and preprocessing to the dynamic image information, and extracting background information; tracking moving objects; obtaining the real-time traffic information through algorithm.

The invention relates to a humanoid intelligent controlled obstacle avoidance control method based on reinforcement learning. The method comprises the following steps: S1, judging the distance from anobstacle to the vehicle, and determining the relation between the distance d and the safety distance S when the obstacle appears in the sensing area in front of the vehicle; if d < S, the vehicle cannot realize effective obstacle avoidance and would stop; if d >= S, and a relative speed exists between the vehicle and the obstacle, performing obstacle avoidance; if d >= S, and the relative speed is zero, the vehicle travels on the original route; S2, obstacle avoidance learning of the vehicle: calculating the turning radius and the accelerated speed of the vehicle when performing obstacle avoidance; S3, autonomous obstacle avoidance of the vehicle: after online learning of the vehicle, calling a driving experience to perform an autonomous obstacle avoidance by utilizing a memory function.For roads of various conditions, the obstacle avoidance control method provided by the invention has a relatively high obstacle avoidance rate, a good practicability and a good development potential.

The invention relates to a polyvinyl alcohol acetal aromatic aldehyde grafting glycidyl azide polymer and a preparation method thereof. Polyvinyl alcohol acetal aromatic aldehyde and a glycidyl azide polymer which serve as initiators and diisocyanate serving as a cross-linking agent perform a homogeneous phase cross-linking reaction to obtain the polyvinyl alcohol acetal aromatic aldehyde grafting glycidyl azide polymer. The energetic polymer is used as a toughening elasticizer to be applied in fields of energetic materials such as explosives, propellants, pyrotechics and the like.

The invention relates to a plant drink and particularly relates to a ginseng-red date composite health drink and a preparation method thereof. With ginseng as a raw material, ginseng juice is obtained by water extraction, and with the ginseng juice as a main raw material, red date juice having a health function is added to prepare the ginseng-red date composite health drink. The original nutritional characteristics, tastes and effective functions of the raw materials are not damaged by the processing technology of the ginseng and the red date, so that the naturality of the drink is guaranteed.

The invention provides a multifunctional agricultural robot which comprises a fertilizer and soil mixing and stirring mother bin and a driving module, and the fertilizer and soil mixing and stirring mother bin is installed above the driving module through a rapid locking device. The driving module is a wheel type or crawler type driving chassis. The fertilizer and soil mixing and stirring mother bin comprises a rotary bucket, a closed soil upper conveying belt, a human body proximity safety sensor, a laser radar/RFID/visual identification system, a fertilizer bin module, a liquid foliar fertilizer or pesticide application module, a soil bin module, a fertilizer/soil mixing and stirring module, a robot control center, a soil discharging and paving device, a weighing module and a mixed fertilizer and soil discharging opening. The whole process of ditching, soil digging, real-time nutrient detection and analysis, fertilizer preparation, fertilizer mixing, fertilizer application and automatic backfilling is completed at a time. Operation can be achieved on different terrains and soil properties of orchards, small pieces of lands, tea gardens, hills, mountains and the like where large machines cannot enter. The multifunctional agricultural robot has the advantages of being high in analysis speed, simple in operation, free of waste, free of pollution and the like.

The invention discloses a water supply pipe network leakage monitoring and early warning method based on time sequence analysis. According to the method, relevance among data coming from pressure sensors distributed in different spaces and received at different times is analyzed in real time, and leakage warning is conducted after monitoring indexes exceed threshold values. The water supply pipe network leakage monitoring and early warning method includes the following steps that firstly, a leakage pressure residual matrix and real-time pressure residual vectors are established; secondly, a space-time relevance matrix is established; and thirdly, leakage monitoring and early warning are conducted. By means of the method, under the given scanning time window length (STWL), influences of model uncertainty and measurement uncertainty can be reduced, and therefore the real-time leakage recognition rate is increased, the false alarm rate (misinformation rate) is decreased, and the water supply pipe network leakage monitoring and early warning method has important significance in improving the comprehensive performance of a leakage monitoring system.

The invention belongs to the field of papermaking, and relates to a preparation method of release paper based on inorganic powder materials and high molecular polymers. It is characterized in that: the formula is 60-85 parts by weight of inorganic powder material; 10-40 parts by weight of high molecular polymer; 0.3-3 parts by weight of lubricant; 0.1-2 parts by weight of foaming agent; 0.1-3 parts by weight of active agent . During preparation, in a high-speed mixer, first add inorganic powder materials and active agents to stir; then add high molecular polymers, lubricants, and foaming agents to obtain a mixture, and send the mixture to a paper film forming machine to make base paper ; Apply silicone oil evenly on the base paper; finally, dry and cool in sections to obtain release paper. By adopting the method of the invention, no trees are felled, the cost is low, and the production process does not require coating; and it has the characteristics of waterproof, moisture-proof and high strength, meets the requirements of environmental protection and energy saving, and has great development potential and market demand.

The invention relates to a method for wirelessly transmitting electric energy to charge a plurality of or many kinds of loads. The method comprises the following steps of: 1, performing frequency conversion to convert alternating current commercial power into high-frequency alternating current voltage; 2, enabling the high-frequency alternating current voltage to generate an outwards-emitted alternating electromagnetic field by using a high-frequency coil arranged in a special power tray; 3, manufacturing a standard electricity gaining device for different kinds of loads, wherein the standard electricity gaining device comprises a resonance circuit, a high-frequency rectification circuit and a direct current filtering circuit, which are connected in sequence; and 4, placing one or more loads of the same kind or different kinds on the special power tray without wire connection, and transmitting the electric energy transmitted by the high-frequency coil in the special power tray into the loads for charging. The method is implemented by methods such as power conversion, wireless transmission of the electric energy and adoption of the standard electricity gaining device for the different loads, and is convenient, economical, quick and wide in application range.

The invention discloses a preparation method of a phosphorus-doped cadmium sulfide supported nickel carbide quantum-dot nanorod photocatalyst. The preparation method includes the steps of 1) mixing CdS nanorods and NaH2PO2, heating the mixture in N2 atmosphere to obtain phosphorus-doped CdS nanorods; 2) dissolving the phosphorus-doped CdS nanorods in N,N-dimethylformamide, adding Ni(NO3)2 6H2O and2-methylimidazole, and stirring at room temperature to obtain a precursor material; 3) heating the precursor material of the step 2), holding the temperature, cooling to room temperature, washing with deionized water and ethanol to obtain a black-green product, and drying the black-green product to obtain the phosphorus-doped cadmium sulfide supported nickel carbide quantum-dot nanorod photocatalyst. The photocatalyst prepared via the preparation method has good stability and high visible light catalytic activity, and the preparation method is simple.

The invention belongs to the field of light industry papermaking, and relates to a method for preparing anti-adhesive paper with a well-shaped groove structure. In this method, polyethylene and modified polyolefin are evenly mixed in a mass ratio of 1:0.1 to 0.2, heated and melted, and coated onto the corona pretreated backing paper with a coating amount of 10- 20g/m2, after cooling, the coated paper is obtained; after the coated paper is rolled by a roller with a convex module, grooves appear on the surface; the silicone oil is coated with 1.0-2.0g/m2 of dry silicon by a coating machine The amount of coating is evenly coated on the surface of the coated paper; then it is dried at 100°C to 200°C in three temperature sections, and the release paper is obtained after cooling. With the method of the present invention, after the anti-adhesive paper is rolled into grooves, the concave part of the anti-adhesive paper is not coated with anti-adhesive agent, thereby reducing the amount of silicone oil used, the amount of organic solvent used, the production cost, and environmental protection. Energy saving requirements.

The invention discloses a water lubrication thrust bearing wit a ring grooves, relating to a thrust bearing. The invention solves the problems of bad performance of frictional wear, easy wear and cracking to a grinding disc, small bearing area, low bearing capacity, short service life, difficult fluid hydrodynamic lubrication, unreliable work process, complicated structure, large axial size, complicated processing process and high cost and so on of the prior thrust bearing. A friction surface (1) of the thrust bearing is provided with aequilate water grooves (2) along the radial direction, sector massive bearing surfaces is formed on the friction surface (1), and the sector massive bearing surfaces are provided with ring grooves (3). The water lubrication thrust bearing with the ring grooves has the advantages of high bearing capacity, long service life, easy fluid hydrodynamic lubrication, stable and reliable work process, simple structure, small axial size, simple processing process and low cost and so on. Practical application of the water lubrication thrust bearing with the ring grooves can improve whole device efficiency and reliability of water environment work machinery to a large extent, which brings better economic benefit and social benefit, and has better development potential and market prospect.

The invention provides an engine system and a rendering method thereof. The method comprises the steps: receiving an input instruction through a control end; generating an editing instruction from theinput instruction through transaction logic; sending the input instruction to the transaction logic through a scheduler, and sending the editing instruction generated by the transaction logic to a rendering engine; rendering the target object according to the editing instruction through the rendering engine, and sending the rendered image to a display terminal for display. According to the method, the control end, the transaction logic and the rendering engine can be allowed to run independently by establishing a modular architecture of the control end, the transaction logic and the renderingengine, so the running limitation of the same process is broken through, the interface butt joint between the rendering engine and the editor does not need to be modified according to the change of the interface, and the manpower is saved.

The invention relates to a production technique of specialty tea. The production technique of the specialty tea includes: subjecting fresh tea leaf to withering, rolling, fermenting and initial drying; performing stuffy piling, namely directly stacking cloth bags containing the tea leaf when the tea leaf is initially dried and spread to cool to about 50 DEG C, slightly compacting for 2-3 hours, timely re-drying sufficiently to improve aroma so as to obtain the novel unique tea. The specialty tea is elongated and tight, is fully dark with golden yellow tip, has elegant and lasting internal aroma, has flower aroma, has mellow taste and is sweet after taste. Soup of the specialty tea is orange and clear with evident clear rim. Infused leaves are red and yellow and are as tender and even as flowers.

The invention provides a generation method of a regular dodecahedron map projection, which comprises the following steps: positioning the position relationship between a map projection and a regular dodecahedron; extracting initial geographical data to obtain the corresponding geographical position of each vertex of the regular dodecahedron; determining each edge of the regular dodecahedron based on the vertices, and respectively forming a pentagon by using five edges in the same plane; projecting the initial geographical data to the regular dodecahedron plane after plane; removing the part excluding the pentagons, and outputting to obtain twelve pentagon maps; and splicing the twelve pentagon maps into the regular dodecahedron. The invention breaks the restriction that the traditional projecting planes are flat ones and developable curves, can project the earth onto the twelve congruent regular pentagons, thereby greatly reducing errors caused by deformation. The three-dimensional regular dodecahedron map generated by a two-dimensional manufacturing technology has the advantages of good planar visibility and low printing cost, thereby being beneficial to the popularization and the advancement of geographical science.

The invention discloses a method for preparing a bismuth-base oxide nanosheet and application of the bismuth-base oxide nanosheet. The method for preparing the bismuth-base oxide nanosheet comprises the following steps: (1) mixing bismuth oxide and/or bismuth nitrate, cupric nitrate and water so as to obtain a blue solution; (2) adding sodium hydroxide into the blue solution, and stirring to obtain a flocculence mixture; (3) adding thiourea and CTAB (Cetyltrimethyl Ammonium Bromide) surfactant into the flocculence mixture in sequence, keeping the temperature at 20-160 DEG C for 12h, filtering,cleaning and drying to obtain a BiCuSo nanosheet. When the method is adopted, the BiCuSo nanosheet with a laminated structure can be effectively prepared, and in addition, the prepared BiCuSo nanosheet can have higher catalytic decomposition ability for formaldehyde in a visible area.

The invention relates to a toughened biomass material and a preparation method thereof. The toughened biomass material is a polyhydroxyalkanoate polymer (PHB)/ methyl-piperidino-pyrazole (MPP) or polyhydroxylbutyrate valerate (PHBV)/MPP blend material which is prepared by the steps of mixing PHB or PHBV and maleic anhydride graft polymer MPP of polypropylene according to the mass ratio of (99 to 50) to (1 to 50), fusing and blending; and the elongation at break of the PHB/MPP or PHBV/MPP blend material is 600%-650%. The preparation method comprises the steps of grafting maleic anhydride onto polypropylene, carrying out reactive blending with polyhydroxyalkanoate polymer PHB or PHBV, wherein the processing temperature is 160-200 DEG C; the rotating speed is 30-70rpm; and the time is 4-10 minutes; and preparing high-toughness PHA biodegradable plastic in fusing and blending manners. The toughened biomass material is simple in processing method, low in production cost, and very suitable for industrial production; and the prepared PHA biodegradable plastic is high in elongation at break and has great developing potential and excellent application prospect.

The invention relates to the field of healthcare food, namely a ginseng and Chinese yam compound healthcare buccal tablet and a preparation method thereof, in particular to a preparation method for ginseng and Chinese yam compound healthcare buccal tablet which takes ginseng freeze-dried powder and Chinese yam freeze-dried powder as raw materials. The original nutrient characteristics, taste and effective functions of the raw materials are not damaged by a ginseng and Chinese yam processing process, so that the natural characteristics of the buccal tablet are ensured.

The invention relates to an underground cable three-dimensional digital visualized positioning method based on AR and a BIM. Through a GIS geographic information system and the underground cable three-dimensional digitized BIM, AR intelligent hardware positions an underground cable through RIFD electronic tags fixed to the lower portion of a cable trench cover plate and included information, and underground cable three-dimensional digitized real-time dynamic AR display is further achieved through information such as positioning information and azimuth information of the AR intelligent hardware. The whole life cycle process of the transmission and transformation project can be applied simultaneously, and the underground cable three-dimensional digital visualized positioning method has the huge economic benefits and development potential; and meanwhile, the using number of the RIFD electronic tags is decreased greatly, the cost is saved greatly, and the problems of indoor positioning, satellite positioning and RTK modes of the transmission and transformation project are solved effectively.

According to the invention, 3,4-dimethylthieno[2,3-B]thiophene-2,5-dicarboxylic acid, 3,6-dithia-1,8-octanediol, and 3,5-dithia-1,7-heptanediol or (1S, 2S)-(+)-2-amino-1-[4-(methylthio)phenyl]-1,3-propanediol are used as raw materials, and a sulfur-containing copolyester partially derived from the biomass raw material is prepared through two reaction steps of catalytic melt esterification or transesterification and catalytic melt polymerization. The 3,4-dimethylthieno[2,3-B]thiophene-2,5-dicarboxylic acid can be obtained from biomass resources, and the problem of shortage of petroleum resources is avoided. The prepared polyester has the characteristics that the polyester material has good thermal stability, ductility and other mechanical properties and excellent degradability, when the content of 3,6-dithia-1,8-octanediol exceeds 35%, the elongation at break of the polyester reaches 420% or above, and the polyester material has good toughness, and can be used as a high-impact-resistance polyester material. The sulfur-containing copolyester partially derived from the biomass raw material prepared by the invention is mainly used for achieving a plasticizing effect in processing of apolyvinyl chloride material.

The invention discloses a nanowire-like MnO2 material for a supercapacitor and a preparation method and the application thereof. The preparation method comprises the following steps: 1, heating for melting NaNO3; 2, performing ball milling for mixing MnCl2 and GNFs uniformly; 3, adding the uniformly mixed MnCl2 and GNFs into molten NaNO3, stirring uniformly, and preserving heat for complete reaction; 4, cooling to a room temperature, washing, centrifuging and drying to obtain nanowire-like MnO2 nanoparticles. By the preparation method provided by the invention, raw materials are cheap and easyto obtain, the preparation process is simple, the production cost is low, and the prepared MnO2 material has controllable microscopic particle morphology and uniform nanowire distribution, has relatively high specific surface area and ion transport performance and is applicable to a supercapacitor material.

The invention relates to a preparation method of a cathode material coated with carbon in situ with carbon sulfide and belonges to the technical field of batteries. An iron source and an S source aremixed in proportion; the mixed powder is placed in a mortar to be ground and uniformly mixed; the ground mixed powder is placed in a porcelain boat, the boat is placed in an atmosphere furnace and subjected to high temperature treatment, and cooling is executed to room temperature to obtain a FeSx@C cathode material. The FeSx@C material synthesized by the method has good electrochemical performance and has high specific capacity; for lithium ion batteries, especially under high rate charge and discharge, the capacity can be maintained at 1000 mAh/g after 100 cycles, and good cyclicity is showned; for sodium ion batteries, the first-circle discharge capacity is as high as 816 mAh/g and is a high specific capacity in sodium batteries.

The invention discloses an antimicrobial peptide AP-57 as well as a preparation method and an application method thereof. The antimicrobial peptide AP-57 is a polypeptide and contains 57 amino acids. The preparation method comprises the following steps: optimizing the eukaryotic expression nucleotide sequence of the human AP-57 into the nucleotide sequence suitable for escherichia coli expression; transforming a recombinant expression plasmid to engineered escherichia coli BL21 competent cells; picking up a monoclonal antibody for enlarged cultivation and inducible expression; performing affinity chromatography; performing cation exchange chromatography; finally, performing mass spectrum identification. The antimicrobial peptide AP-57 has the functions of broad-spectrum antiviral microorganisms, is capable of resisting bacteria, fungi, viruses and mycoplasmas, and is a novel human antimicrobial peptide having a plurality of biological functions; the antimicrobial peptide AP-57 has remarkable antibacterial and antifungal effects and a prominent effect in resisting enveloped virus and mycoplasma, and thus has a great potential application value in the aspects of inhibiting the growth, breeding and spreading of microorganisms and preventing or treating pathogenic microorganism infection.

The invention discloses an ultrasonic motor testing device based on a LabVIEW virtual instrument platform. The device comprises a computer system, a control circuit, an ultrasonic motor, an ultrasonicmotor driver, a photoelectric encoder and a torque testing device, wherein the computer system comprises a LabVIEW virtual instrument software design platform and a data collection card; the data collection card is used for controlling signal output and the collection of a photoelectric encoder feedback signal; the LabVIEW virtual instrument platform is used for inputting control parameters and displaying test results; the control motor is used for converting a control signal emitted from the data collection card into a control signal which can be identified by an ultrasonic motor controller;the ultrasonic motor driver is used for driving the ultrasonic motor to rotate; the photoelectric encoder is used for converting the revolving speed of the ultrasonic motor into an electric pulse signal; and the torque testing device is used for measuring the output torque of the ultrasonic motor. A measurement result is compared with the measurement result of a discrete instrument, and the measurement result is basically the same.

The invention relates to schizophyllum commune wild jujube seed syrup and a manufacturing process thereof. The syrup is prepared from the following ingredients in parts by weight: 35 to 40 parts of schizophyllum commune fermentation liquid, 25 to 30 parts of wild jujube extracting solution, 5 to 8 parts of sweetening agents, 0.5 to 1 part of sour agents, 330 to 350 parts of de-ionized water and 1 to 2 parts of stabilizing agents. The schizophyllum commune wild jujube seed syrup and the manufacturing process provided by the invention have the advantages that the schizophyllum commune fermentation liquid and the wild jujube extracting solution are used for directly preparing a product; the toxic and side effects of organic solvent residue can be avoided; the contents of active ingredients of polysaccharide, saponin, amino acids and flavonoids are increased; the nutrition value of the syrup product is improved; meanwhile, the technical cost of the syrup is low; the processing process is mature; the standard production can be realized; the eating is convenient; for patients, the syrup taking can be more easily accepted through special medicine taking; the treatment effect is achieved during the delicious food enjoying; great economic values and development potentials can be realized.

The invention relates to a preparation method of a ginseng and red date compound health-care buccal tablet. The preparation method is characterized in that ginseng is used as a raw material, and is frozen, the frozen ginseng is dried and crushed so as to prepare the ginseng and red date compound health-care buccal tablet which is prepared from ginseng freezing-dried powder with a health care function used as a main raw material, and red date freezing-dried powder and the like with a health care function. According to the preparation method, by adopting a ginseng and red data processing process, original nutrient characteristics, the taste and the effective function of the raw material cannot be damaged, and the naturality of the ginseng and red date compound health-care buccal tablet is ensured.

The invention relates to application of piperlongumine in preparation of a medicine for preventing and treating immunological rejection in corneal transplantation. Researches prove that the natural compound piperlongumine can effectively relieve immunological rejection in corneal transplantation and prolong the survival time of the corneal graft in a transplant rejection animal model, and possible mechanisms comprise inhibition of generation of immune cells and local infiltration and reduction of secretion of related inflammatory cytokines. The invention proves the effectiveness of the natural compound piperlongumine in treating the immunological rejection after the corneal transplantation, and shows that the piperlongumine has great development potential and research value when being used as a new anti-rejection medicine after the corneal transplantation.

The invention discloses a preparation method of alkali phenolic resin for 3D sand mold printing. The preparation method has the advantages that modifying agents, obtained from compounding of dimethylchlorosilane and 1,3,5-tris(2-hydroxyethyl)cyanuric acid, react with phenolic compounds, aldehyde compounds and alkali catalysts under a certain condition, and the obtained phenolic resin has excellentperformance of high curing speed, low viscosity, high strength and high-temperature resistance, and a good application and development prospect.