503results about How to "Meet development requirements" patented technology

The invention relates to the technical field of operation and control of an electric power system and discloses a method for detecting and identifying dynamic bad data of the electric power system. The method comprises the steps of A, reading a current network parameter and a network topology of the electric power system and forming a node admittance matrix and a branch circuit-node incidence matrix; B, establishing an equivalent circuit according to the network topology of the electric power system and configuring measurement functions and a power management unit (PMU) of the electric power system, wherein system measurement includes node voltage amplitude measurement, node current amplitude measurement, node power injection measurement and node trend measurement; C, detecting and identifying the dynamic bad data of the electric power system; D, judging the convergence condition. By means of the method, accidentally arisen bad data from a supervisory control and data acquisition (SCADA) system and in the PMU measurement can be found and eliminated, and accordingly an accurate operation state, voltage amplitude and phase angles of nodes of a power grid are obtained.

The invention belongs to the technical field of intelligent robots and control and particularly relates to a mobile robot path planning method based on a variable-dimension particle swarm membrane algorithm. The mobile robot path planning method based on the variable-dimension particle swarm membrane algorithm includes the main steps of performing environment modeling, inputting path parameters, setting a fitness function, initializing parent particles and child particles of an effective path, classifying and re-classifying the path particles, evaluating the fitness function, updating the positions of d-dimension particles, judging whether the current particles have invalid dimensions or not, correcting the particles with invalid dimensions, removing redundant dimension information and the like. According to the mobile robot path planning method based on the variable-dimension particle swarm membrane algorithm, the optimum path suitable for a robot to walk along can be fast planned through global known or local position information of a complex environment and state parameters of an undetermined mobile robot.

The invention discloses an agricultural thickening synergistic agent which comprises the following components by weight percent: 10-30% of fatty alcohol polyoxyethylene ether sulfate, 10-20% of alkyl glycoside, 5-25% of sodium lauroyl sarcosinate, 5-10% of fatty alcohol polyoxyethylene ether, 5-15% of ammonium sulfate and the balance of water. The invention also discloses a glufosinate solution containing the agricultural thickening synergistic agent. The agricultural thickening synergistic agent has the characteristics of being good in wetting synergistic action and stable in performances, and is good in thickening synergistic effect; the glufosinate solution prepared from the agricultural thickening synergistic agent has higher viscosity, is beneficial to improving the adhesive force and the moisturizing performance of a liquid medicine, is beneficial to the internal absorption and the conductivity of glufosinate, and can promote the pesticide effect to be fully exerted; and furthermore, the agricultural thickening synergistic agent also has excellent biodegradability, and is high in safety to the environment and organisms, thus well fitting the development requirements of future agricultural surface active agents.

The invention discloses a method for recycling heavy metal pollution wastes, which comprises the following steps of: 1) the pulping of raw materials; 2) acid leaching, namely, adding pulp obtained in the step 1 into a dilute sulphuric acid for filtration, and taking filter residues as the raw materials of bricks or cement; 3) copper displacement, namely, displacing copper out of filtrate in the step 2 with iron; 4) the preparation of ferrum-chrome-alum, namely, adding alkaline substances and an oxidant into the filtrate obtained in the step 3, adjusting a PH value, and precipitating and filter-pressing the mixed solution to obtain the ferrum-chrome-alum; and 5) the preparation of sponge cadmium, namely, displacing cadmium out of the filtrate obtained in the step 4 with zinc. The process has the advantages of suitability for the treatment of waste residues and waste liquor in a plurality of industries of electroplating, surface treatment, heavy metal smelting, chemical engineering and the like, no need of heating liquid-phase materials, the realization of closed cycle, and the capacity of extracting a plurality of valuable metals, such as Cu, Cr, Cd, Ni, Co, Zn and the like, directly taking the wastes obtained after the metal separation as the raw materials of the bricks or cement, and saving coal and electricity amounting to 20,000 T standard coal and 40,000-ton water per year for enterprises recycling 5,000-ton metals per year.

The invention belongs to the technical field of electric system operation and control, and particularly relates to an electric system state estimation method of a Phasor Measurement Unit-PMU based on an interpolation matrix. According to the method, during the updating interval period of SCADA measurement, a state, obtained through a PMU interpolation, of an area U is equivalent to prior state information of the area U, the prior state information is continuously updated at each sampling instant of the PMU, the interpolation matrix is updated when SCADA measurement and PMU measurement reach simultaneously at the next moment, and therefore the real-time running state of each node of the area U is worked out. The method has the advantages of being high in accuracy and sampling speed of PMU measurement, and can track the running state of the system accurately in real time.

The invention relates to a supercritical carbon dioxide dyeing method of ready-made clothes, comprising the process flow of: putting dyes and ready-made clothes into a supercritical carbon dioxide dyeing device in sequence; heating to enable the temperature of the device to be 70-150 DEG C; starting a high-pressure system to enable the pressure of the system to be 15-25MPa; dyeing under the condition for 50-120min; then releasing pressure and keeping the pressure at 4-5MPa, and recovering carbon dioxide and the dyes at the temperature of 25-40 DEG C; and releasing pressure and cooling to be in a normal state to obtain dyed fabrics. The method has the characteristics that anhydrous dyeing is carried out on grey ready-made clothes; the dyes and the carbon dioxide which are involved in dyeing can be recovered; the ready-made clothes do not need washing after dyed; the processing is not limited by the size of an order; the production cycle is short; only the ready-made clothes are dyed and no leftovers are left; the method actually saves energy, protects environment and meets the development requirements of low-carbon economy.

The invention discloses a power system multi-zone distributed state estimation method based on a synchronous phase angle measurement device, which quickly estimates voltage amplitude values and phase angle values of all nodes of a power grid in real time by utilizing measurement data from a SCADA (supervisory control and data acquisition) system and a PMU (phasor measurement unit), and performs real-time interaction on state information of all zones. According to the method, a geographical characteristic-based non-overlapping decoupling strategy is adopted to decouple a large power system into subsystems, and states of all the subsystems are integrated by a coordination system; and with adoption of the multi-zone distributed state estimation method, estimation of states of the large system turns into estimation of states of a series of partial small zones, so that the computation speed is greatly improved. Real-time accurate measurement information of voltage, phase angle and the like can be offered to the system, and the system is enabled to obtain higher measurement redundancy, so that the accuracy of state estimation can be improved. According to the method, zone interaction management facilitates secure and effective access of new energy, so the development requirement of a future intelligent power grid can be met.

The embodiment of the invention provides a self-adaptive dynamic fingerprint library construction method of an LED visible light indoor positioning system and relates to the field of LED visible light indoor positioning technologies, wherein the self-adaptive dynamic fingerprint library construction method can effectively improve the positioning speed and positioning accuracy during user online positioning experience. The method includes the steps that a plurality of sampling points at certain intervals are selected with a sampling point seriously affecting light information crossing of multiple LED lamps as the center and are placed in an original sampling point set for sampling point expansion, a final sampling point set is generated, ID serial numbers of all LED light sources capable of being received by each sampling point in the ultimate sampling point set and ultimate signal strengths corresponding to the ID serial numbers are determined through calculation, the ID serial numbers and the ultimate signal strengths are standardized according to the vector format like ((ID1, RSS1), (ID2, RSS2)... (IDn, RSSn)) and are stored in a fingerprint library, and the fingerprint library is constructed.

The invention discloses a global optimization and dispatching method based on time scales. The time scale based global optimization and dispatching method disclosed herein, relies on a target value system and a dispatch model. The global optimization and dispatching method depends on the results from a variety of subtopics. The methods provide adjustment and optimization in accordance with the time scales that are given in the sub goal of each sub topic: long-term, mid-long-term, short-term, ultra short term and real time optimization. Smart distribution grid can improve operational efficiency, integrated application of new elements in the distribution network of distribution energy network, micro grid, energy storage device and non-linear loads. This invention is fully adapted to the smart grid trends, with a good prospective.

The invention belongs to the technical field of coating production and particularly relates to an elastic waterproof polyurea coating as well as a preparation method and application method thereof. The coating comprises a component A and a component B, wherein the component A comprises the main ingredients of aliphatic polyisocyanate trimer and an elastic isocyanate curing agent; the component B comprises the main ingredient of dimerization type asparaginic acid ester polyurea resin; the component A and the component B are packaged independently; a base coat layer is uniformly coated with the component A and the component B. The polyurea coating provided by the invention has the advantages as follows: the construction time of the polyurea coating is prolonged, the wettability is improved, and the performance of thick coating construction is provided, so that special polyurea coating equipment and special constructors are not required, the construction is facilitated, and the formed film has excellent elasticity. The polyurea coating can be dried after being coated for two hours, is high in curing speed, can be used outdoors, has excellent water resistance and chemical corrosion resistance of a swimming pool disinfectant, and can be soaked in water for a long time without cracking and leakage.

The invention discloses a preparation method of an epoxidized natural rubber masterbatch with highly dispersed nano-silicon dioxide / carbon black, which comprises the following steps: performing ultrasonic dispersion on nano-silicon dioxide modified by a silane coupling agent and carbon block after liquid phase oxidation by an oxidant by using deionized water, then adding the nano-silicon dioxide into epoxidized natural rubber latex, stirring, finally performing steam solidification or solidification by a solidifying agent, drying, and getting the epoxidized natural rubber masterbatch with the highly dispersed nano-silicon dioxide / carbon black. Compared with the mechanical properties of the masterbatch prepared by adding the same parts of the nano-silicon dioxide / carbon black powder, the mechanical properties of the masterbatch are as follows: the 100% modulus is improved from 2.3MPa to 3.1-3.4MPa, the 300% modulus is improved from 9.2MPa to 10.1-11.6MPa, the tensile strength is improved from 31.2MPa to 33.5-36.8 MPa, the elongation at break is improved from 625% to 647%-688%, and the tearing strength is improved from 48.3N / mm to 53.8-58.3N / mm; furthermore, the process is simple, and the large-scale production is easy.

The invention provides a target field method for design shimming coils for cylindrical Halbach magnet (commonly known as a magic ring magnet). All orders of shimming rings which are designed according to the invention are respectively fixed on all coaxial cylindrical surfaces on the inner side of the permanent magnet. Closed loops as shown in Drawings 3 to 10 are cut into 'open loops' at appropriate positions, and the close open loops are sequentially and serially connected and an order of shimming coil is formed. Every order of shimming coil is electrified and generate precise corresponding order of harmonic magnetic field in an interested area in the center of the magnet. When in design, the value of a stream function meets the condition that the magnetic fields of the coils do not exceed a target harmonic field for a certain threshold, the power consumption functions of the coils are minimum, and the projection of the isolines of the stream function realizes the distribution of leads. After being fed with appropriate reversing current, all orders of harmonic shimming coils designed according to the invention can precisely offset harmful harmonic components in the magnetic fields, so that the purpose of shimming horizontal magnetic fields Bx of the magic ring permanent magnet is achieved, and simultaneously, the cylindrical Halbach magnet shimming coils have the characteristics that the power consumption of the coils is low and the shimming efficiency is high.

The invention discloses an agricultural thickening synergist. The agricultural thickening synergist comprises the following components by mass percent: 1-40% of fatty alcohol polyoxyethylene ether sulfate, 0-30% of alkyl glycoside, 5-15% of sodium lauroyl sarcosinate, 5-10% of sodium alkyl benzene sulfonate, 5-15% of ammonium sulfate and the balance of water. The invention also discloses an application of the agricultural thickening synergist in a glyphosate isopropamide salt water agent and a glyphosate salt water agent. The agricultural thickening synergist has the characteristics of better wetting synergy effect, more stable performance and better thickening synergy effect; by using the glyphosate salt water agent, the agricultural thickening synergist has high viscosity, the adhesive force and moisture property of the liquid medicine are improved, the internal absorption and conductivity of the glyphosate are realized, and the pharmacological function can be fully realized. Besides, the agricultural thickening synergist has excellent biological degradability, has high safety to the environment and organisms, and meets the development requirement of the agricultural surface active agent in the future.

The invention relates to a construction site remote real-time monitoring system. The system comprises the following main technical characteristics that: the system is composed of a monitoring management center, a sub-control center, a network transmission device and a front-end monitoring device; wherein the monitoring management center comprises a network storage server, a video matrix host, a streaming media forwarding server, a network monitoring server, a monitoring client side, a monitoring host, a gigabit core switch and a television wall; the sub-control center comprises a digital hard disk video recording host, a management server, a three-in-one lightning protection device and an individual line network bridge; and the front-end monitoring device comprises a video camera, an audio monitoring device, an inductive alarm and an alarming button. Based on the characteristics, such as temporality, huge quantity and the like, of the construction sites, the network transmission mode is used in the system, and the system is also integrated with the advanced computer network and communication technology to realize the remote real-time monitoring of a construction engineering bureau master control center and a construction site monitoring management center on the construction sites, so that thefts, accidents and the like are effectively reduced.

The invention relates to a supercritical carbon dioxide hairball dyeing kettle which comprises a cylinder body and a hairball dyeing barrel body fixed in the cylinder body, wherein a movable sealing cover is fixed at the upper end of the cylinder body, and the lower end of the cylinder body is provided with a carbon dioxide liquid outlet; a carbon dioxide liquid inlet is arranged at the upper part of the cylinder body; a heating clamping sleeve is fixed outside the cylinder body; a heating medium outlet is arranged at the upper end of one side of the heating clamping sleeve, and a heating medium inlet is arranged at the lower end of the other side of the heating clamping sleeve; the supercritical carbon dioxide hairball dyeing kettle is characterized in that a hole III is formed in the wall of the hairball dyeing barrel body; a central pipe is fixed to the centre of the hairball dyeing barrel body, and at least one upper limiting cover is fixed to the central pipe; the central pipe has a multi-pore shaft structure; a hole I is formed in a supporting plate at the bottom of the barrel body; a central hole Ia is corresponding to an internal chamber of the central pipe; and a hole II is formed in the upper limiting cover. According to the supercritical carbon dioxide hairball dyeing kettle increased, the direct contacting surface area of the a hairball and the dyeing liquid can be increased, and improves the influence due to the gravity in hairball dyeing can be improved, and the dyeing speed and the dye pickup can be improved, as well as the dyeing uniformity is improved.

The invention discloses a super-thick Q390GJC-Z35 steel plate for high-rise buildings and a production method thereof. The super-thick Q390GJC-Z35 steel plate comprises the following chemical compositions in percentage by mass: less than or equal to 0.19 percent of C, less than or equal to 0.50 percent of Si, 1.00 to 1.60 percent of Mn, less than or equal to 0.015 percent of P, less than or equal to 0.003 percent of S, less than or equal to 0.20 percent of microalloyed elements (Nb+V+Ti+Ni), less than or equal to 0.050 percent of Als and the balance of Fe and residual elements. By reasonably designing the chemical compositions of multiple composite microalloy elements, the cleanliness of steel is ensured by a low frequency (LF)+vacuum degassing (VD) process, the level of the sum of various inclusions does not exceed 3.0, the grain size of the steel reaches 9.0-10.0 level through control rolling and control cooling and normalizing treatment, and the super-thick steel plate for the high-rise buildings, which has the thickness of more than or equal to 100mm and ensures flaw detection and mechanicals properties, is produced successfully through the effective implementation of the measures.

The invention discloses a Q420GJD-Z35 steel plate with thickness of less than or equal to 60 millimeters for a high-rise building and a production method thereof. The steel plate comprises the following chemical components in percentage by mass: 0.10 to 0.17 percent of C, 0.20 to 0.50 percent of Si, 1.20 to 1.60 percent of Mn, less than or equal to 0.015 percent of P, less than or equal to 0.005 percent of S, less than or equal to 0.10 percent of microalloyed elements (Nb+V+Ti), less than or equal to 0.050 percent of Als and the balance of Fe and residual elements. The production method comprises the steps of performing converter smelting, ladle furnace (LF) refining, vacuum refining, continuous casting, heating, rolling, cooling control, slow cooling and heat treatment. Optimized components and a rolling process are controlled strictly, so that the material quality of the product reaches the Q420GJD-Z35 level, the yield strength is controlled to be between 400 and 480 MPa, the tensile strength is controlled to be between 540 and 630 MPa, the yield ratio is less than or equal to 0.80, the elongation ratio is controlled to be between 22 and 27 percent, V-type impact power at -20 DEG C is controlled to be between 153 and 280 J, the Z-direction performance is distributed between 32 and 57, the average value of three Z-direction performance of a single sample is over 40 percent, and the performance index completely meets the Q420GJD-Z35 development requirement.

The invention provides a substation comprehensive information visualization display method in an energy management system. The substation comprehensive information visualization display method comprises the following steps of: reading configuration information and generating visual substation primitives; automatically updating real-time data; displaying alarm information in real time; and switching substation pictures. Key comprehensive information in the substation is intuitively described through vivid graphical primitives, effective inquiry means are supplied to users, system user can conveniently know about and master the specific operation condition of all the substations in the system in the premise that EMS (energy management system) system pictures are not switched, the monitoring efficiency is improved, and the development requirements of intelligent power grids are met.

The invention discloses a nursing type mixed fabric and a production method thereof. The nursing type mixed fabric is characterized by being formed by mixing milk silk fibres, Modal fibres, Newdal fibres and urethane elastic fibres which are taken as raw materials and being counted by raw material percentage by weight, a finished fabric is made of the following raw materials by weight: 10-55 percent of milk silk fibres, 20-50 percent of Modal fibres, 20-60 percent of Newdal fibres and 2-8 percent of urethane elastic fibres, and the gram weight of the finished fabric is 250-300g / M<2>. The nursing type mixed fabric has the aroma of milk silk, good heat preservation and ventilation property, natural skin nursing function and soft, smooth and silky feel. The invention also provides two coloration methods aiming at the nursing type mixed fabric. With the two coloration methods, each dyefastness index reaches or surpasses national standards.

The invention discloses a method for treating wastewater from livestock and poultry breeding based on a vertical flow artificial wetland with water supply plant sludge as fillers, belonging to the technical field of wastewater treatment. The method is characterized in that water supply plant sludge is dried and crushed as fillers to construct a vertical flow artificial wetland for treating high-concentration wastewater from livestock and poultry breeding, wastewater from livestock and poultry breeding is allowed to enter the artificial wetland by stages and discharged out from the system for a certain hydraulic retention time under the condition of intermittent aeration. The pollutants such as organic substances, nitrogen and phosphorus in wastewater can be effectively removed by the treatment method disclosed by the invention and the total removal rates of ammonia nitrogen and total phosphorus are higher than 90%. According to the method disclosed by the invention, the problem of a way out for water supply plant sludge is also solved while wastewater from livestock and poultry breeding is effectively treated, and thus the method is conducive to achieving a purpose of "treatment of wastes with processes of wastes" and is in line with the concept of circular economy and sustainable development.

The invention discloses a power system simulation-oriented real-time distributed simulation platform system, which comprises at least one simulation server, wherein each simulation server is connected with at least one real-time distributed simulation device in a PCI (Peripheral Component Interconnect) bridging mode, the real-time distributed simulation device is simultaneously connected with multiple intelligent simulation board cards through a PCI bus, and the intelligent simulation board cards are connected with actual power equipment respectively. The real-time distributed simulation platform system can conveniently form a real-time distributed simulation system suitable for various field requirements by distributed layout and flexible connection with field equipment, and fully meets the development requirement on a power system simulation technology.

The invention provides an athomin (comprising main active materials of Allylisothiocynate, AITC for short) capsule, which comprises a capsule core and a capsule shell, wherein the capsule core contains the athomin; and the capsule shell contains water soluble colloid, glycerin and water. The athomin capsule can be used for fumigating and sterilization of soil, not only keeps the good activities of the athomin for killing nematodes and inhibiting bacterial, but also can well stop strong offensive odor of the athomin, thereby reducing the hazard of the athomin to people applying pesticide; in addition, the athomin capsule is more convenient to use, and does not pollute the environment.

The invention relates to a manufacturing technology of a carbon fiber composite equal-diameter tubular structure. A combined female die is adopted to control the outer diameter size of a product, a combined core bar of a metal bar and silicone rubber is prepared as a core die, prepreg is continuously laid on the core die, after die assembly, and through expansion and pressure application of silicone rubber, a product with the stable performance is obtained. Compared with CN 103802329 A and the traditional technology, the problems that the size precision of a product exterior face is inaccurate, and mold releasing is difficult are solved, meanwhile, flatness of the inner surface and the outer surface can be ensured, the assembling error can be reduced, curing in a hot pressure tank is not needed, the manufacturing cost is reduced, and the developing requirement of an unmanned aerial vehicle tail supporting pipe of a certain type can be met.

The invention belongs to the technical field of environmental protection, and more particularly relates to a bacteria-algae synergism membrane biological photosynthetic reaction system, aiming at realizing low-carbon emission. The system comprises a pond body, a water inlet pipe, filler, illumination devices, an aerating apparatus, a membrane module, a water outlet pipe and a suction pump, and ischaracterized in that the pond body is internally provided with the filler; the illumination devices are evenly distributed at the two sides of the filler; the aerating apparatus is positioned at thebottom of the pond body; the membrane module is arranged inside the pond body and is close to the water outlet pipe; the water outlet pipe is connected with the suction pump; and the water inlet pipeis positioned at one side of the pond body, and the water outlet pipe is arranged at the other side of the pond body. By utilizing the physical and chemical properties of bacteria and algae, and carrying out synergistic effect according to metabolic coupling of substrate and product, the bacteria-algae synergism membrane biological photosynthetic reaction system can reach system metabolic flux balance, thus reducing the aeration consumption of a sewage disposal system and the emission of greenhouse gases such as carbon dioxide and the like. Meanwhile, by utilizing the technology of membrane separation, the system realizes separation between bacteria, algae and water, and ensures the quality of outlet water to be stable.

The invention relates to a lubricating inhibitor containing methylglucoside compounds for a drilling fluid and a preparation method of the lubricating inhibitor for the drilling fluid and the drilling fluid containing the lubricating inhibitor for the drilling fluid. The comprehensive performance of the drilling fluid can be compared with that of an oil-based drilling fluid; in addition, the invention can overcome the defects that the oil-based drilling fluid pollutes the environment, influences the display of an oil-gas layer and has high cost.

The invention provides a sensor resource integration mechanism based on internet of things. The sensor resource integration mechanism is used for integrating all or certain sensor data in a certain region through interfaces and calling interfaces of an internet of things resource sharing platform in a unified way. In the process of calling the interfaces for the first time, a post interface of the resource sharing platform is called for carrying out resource registration, corresponding types, units and symbols are added to generate an xml file containing the basic information, namely the corresponding types, units and symbols, the xml file is encrypted by adopting an encryption algorithm provided by the resource sharing platform, and interface registration resources are called. In the process of calling the interfaces for the second time, data of registered resources are uploaded, an xml file is constructed with sensor data as support by utilizing the resources in a data stream way, the xml file is encrypted according to the encryption algorithm provided by the resource sharing platform, and the interfaces of the resource sharing platform are called by adopting a put method.

The invention discloses an intelligent transformer substation computer monitoring anti-misoperation system, which is characterized in by consisting of a computer monitoring anti-misoperation system and N parallel measurement and control devices (automatic devices) of an intelligent transformer substation, wherein the N signal output / input ends of the computer monitoring anti-misoperation system are connected with the signal input / output ends of the N measurement and control devices in the intelligent transformer substation correspondingly; and the intelligent transformer substation anti-misoperation system comprises the measurement and control devices, a button switch, a remote control switch device, a high-voltage charged display device, a secondary pressure plate and a change-over switch. The system has the advantages of completing the anti-misoperation locking of secondary equipment in a power grid, realizing operation ticket-based programmed electrical operation, making the functional of the anti-misoperation system more complete, and meeting the development requirements of the intelligent transformer substation.

The invention relates to a preparation method of a carbon-aerogel-based spherical anticorrosion magnetic material, wherein nickel salts, aldehydes substances and aromatic amine phenols are taken as raw materials. The method comprises the process of preparing, drying and carbonizing nickel-containing gel, and is characterized in that the gel is prepared in a manner that the nickel salts are added into a solution prepared from the aldehydes substances and aromatic amine phenols substances according to proportion, a catalyst and a dispersant are added for gelation, vacuum drying is performed to form xerogel, and the nickel-containing gel is carbonized in a reducing atmosphere to prepare the carbon-aerogel-based spherical anticorrosion magnetic material. The method disclosed by the invention is easy to implement, short in preparation period and suitable for large-scale production.

The invention relates to a SnO2 / TiO2 composite nanofiber photocatalyst and a preparation method thereof, and belongs to the technical fields of macromolecular materials and photocatalysis. SnO2 / TiO2 composite nanofibers prepared by the method are used as a photocatalytic material, the problem of low separation efficiency of a titanium dioxide photon-generated carrier is solved, and the stability of a photo-generated electron-hole pair is increased, so that the photocatalytic activity of titanium dioxide is improved. According to the method, the composite nanofibers are obtained by directly using an electrostatic spinning technology and through calcination in air, and a sol-gel technology with multiple influencing factors is not introduced. The process of preparing the composite nanofibers is optimized, and the adjustment of process parameters is simplified. The material prepared by the method is used as the photocatalytic material, the photocatalytic activity of the material is far higher than that of pure titanium dioxide, and the requirement and development direction of a new-generation titanium dioxide photocatalytic material are met.

The invention discloses a remote sensing image fusion method based on convolution enhancement and HCS transform. A multi-spectrum image with low spatial resolution and a panchromatic image with high spatial resolution are registered, the multi-spectrum image with low spatial resolution is re-sampled to have the same pixel size as the panchromatic image with high spatial resolution, and cutting is performed to obtain a multi-spectrum image and a panchromatic image with the same sheet range waiting for fusion; HCS transform is performed on the multi-spectrum image with low spatial resolution to obtain a strength component and a plurality of angle components; a spatial filtering operator is adopted to perform convolution filtering on the panchromatic image with high spatial resolution to obtain space details; the space details are compensated into the strength component in weight to obtain an enhanced strength component; and the enhanced strength component is decomposed by the obtained angle components to obtain a final fusion image. According to the method, HCS transform and the convolution filtering algorithm are applied to fusion of the multi-spectrum image and the panchromatic image, and the space details of the fusion result are greatly enhanced.