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167results about How to "Simple technology" patented technology

IT equipment asset maintenance intelligent management method and system

The invention discloses an intelligent management method and system for IT equipment asset maintenance, and relates to the technical field of intelligent management. During system operation, multi-dimensional parameters of IT equipment are collected in real time and transmitted to a data processing module, the collected data are preprocessed, the current state of the equipment is comprehensively analyzed, and the health state coefficient Hstate of the equipment is calculated; the method comprises the following steps: acquiring a current equipment operation state, performing baseline establishment on historical operation data of the equipment, comparing the current state with the historical data, analyzing the performance trend and change of the equipment, calculating to obtain a trend analysis coefficient Ttend, and identifying potential problems and performance reduction trend of the equipment through long-term data accumulation. And calculating a final fault prediction probability index Pfault, comparing the final fault prediction probability index Pfault with a set threshold value, obtaining a grade prediction scheme, generating early warning information, prompting a system administrator to sort and distribute according to the urgency and priority of tasks, automatically generating a comprehensive report by the system, and providing decision support for the administrator.
Owner:SHENZHEN LINGXIONG RENT SERVICE CO LTD

Method for breeding spores of cibotium barometz and rejuvenating young spores

The invention provides a method for breeding spores of cibotium barometz and rejuvenating young spores. The method for artificially cultivating the Cibotium barometz, provided by the invention, comprises the following steps: separately planting sporophyte seedlings of the Cibotium barometz to be rejuvenated into a matrix, and carrying out rejuvenation culture; wherein the substrate is a mixture formed by mixing leaf mold and peat soil according to the volume ratio of (1-1.5): 1 or 1: 1, or a mixture formed by mixing leaf mold, white vermiculite and garden soil according to the volume ratio of 4: 1: 3. The method is low in cost, simple in technology, high in yield, high in seedling growth speed, suitable for large-scale batch production, capable of effectively meeting the rapid breeding requirement of the golden dog and capable of being widely applied to the fields of landscaping, medicinal production, scientific research and the like.
Owner:SHENZHEN ORCHID PLANT PROTECTION RES CENT

Suspension polymerization method for preparing polyvinylidene fluoride and application thereof

The invention provides a suspension polymerization method for preparing polyvinylidene fluoride and application thereof, and the method comprises the following steps: polymerizing polyvinylidene fluoride in a polymerization reactor containing a dispersant, an initiator system, at least one chain transfer agent and water to form a polyvinylidene fluoride suspension; the initiator system comprises at least one first initiator and at least one second initiator, the first initiator being selected from one or more of the following: a peroxide C2-C12 carboxylic acid ester, a peroxide C2-C12 carboxylic acid, a persulfate, a C2-C10 alkyl peroxide, a C2-C12 acyl peroxide; the second initiator is a peroxide carbonate. Polyvinylidene fluoride prepared by the suspension polymerization method has higher molecular weight, higher melting point and wider molecular weight distribution, not only has excellent mechanical property, but also has good processability, wider use temperature range, good corrosion resistance and permeation resistance, excellent heat resistance and ageing resistance, and can be used for preparing the polyvinylidene fluoride material. The method is suitable for preparing the lining layer of the marine dynamic flexible riser.
Owner:SHANGHAI 3F NEW MATERIAL TECH CO LTD +1

Polyvinylidene fluoride resin with wide-bimodal molecular weight distribution as well as emulsion synthesis method and application of polyvinylidene fluoride resin

The invention provides polyvinylidene fluoride resin with wide-bimodal molecular weight distribution as well as a preparation method and application of the polyvinylidene fluoride resin. The method comprises the following steps: carrying out polymerization reaction on polyvinylidene fluoride under the condition of using a compound initiator, at least one chain transfer agent and at least one emulsifier, the compound initiator is a combination of two or more medium and low temperature initiators, or a combination of at least one high temperature initiator and at least one medium and low temperature initiator, the decomposition temperature of the high temperature initiator is higher than that of the medium and low temperature initiators, and the half-life period t1 / 2 of the high temperature initiator at the same temperature is longer. The polyvinylidene fluoride resin disclosed by the invention has wide / bimodal distribution, relatively high molecular weight and relatively wide molecular weight distribution, not only has excellent mechanical properties, but also has good processability, relatively wide use temperature range, good corrosion resistance and permeation resistance, and excellent heat resistance and ageing resistance; the method is suitable for preparing the lining layer of the marine flexible riser.
Owner:SHANGHAI 3F NEW MATERIAL TECH CO LTD +1

Rare earth recovery method of ionic rare earth acid soluble slag

The invention discloses a rare earth recovery method of ionic rare earth acid-soluble slag, which comprises the following steps: adding water into ionic rare earth concentrate acid-soluble slag for size mixing to obtain mixed slurry; adding a sodium hydroxide solution with the concentration of 50-100g / L into the mixed slurry for alkaline conversion, filtering and washing to obtain first wastewater and an alkaline cake; water is added into the alkali cake for size mixing, alkali cake slurry is obtained, the solid-liquid weight ratio of the alkali cake to the water is 1: (1-2), the alkali cake slurry is heated for acid dissolution, the pH is controlled to be 0.5-1.0, and a rare earth crude product solution is obtained after filtering and water washing; precipitating the rare earth crude product solution with an oxalic acid solution, filtering, and washing to obtain second wastewater and an oxalic acid rare earth mixture; and firing the oxalic acid rare earth mixture at a high temperature to obtain the mixed rare earth oxide. The process is simple in technology, short in flow, less in three wastes, stable and reliable in operation and low in cost, and the rare earth recovery rate reaches 90% or above.
Owner:JIANGHUA COUNTY XINGHUA RARE EARTHS NEW MATERIAL CO LTD

Software function demand evaluation method and system based on function points, medium and equipment

The invention relates to a software function demand assessment method and system based on function points, a medium and equipment, and the method comprises the steps: decomposing to-be-assessed software into a plurality of function points according to an estimated function, so as to estimate the total function point number of the software; acquiring reference data through historical project data, estimating the workload of the software through the reference data and an estimation model according to the total function points, and introducing an adjustment factor to adjust the estimated value of the workload; a cost estimated value is determined through the estimated value of the workload, an accurate software project plan is made according to the cost estimated value and the estimated value of the workload, and the progress and quality of a project are monitored through measurement of function points. The invention relates to the technical field of software evaluation, and can effectively improve the accuracy of estimation.
Owner:CHINA SHENHUA INT CONSTR CO LTD

Positive electrode material and preparation method thereof, positive plate and sodium ion battery

The invention relates to the technical field of batteries, in particular to a positive electrode material and a preparation method thereof, a positive plate and a sodium ion battery. The positive electrode material comprises: a) a base material having a chemical formula of Na < 3 + x + y > V < 2-x-y > CoxCuy (PO4) 3, 0.01 < = x < = 0.12, 0.01 < = y < = 0.12, and 0.02 < = x + y < = 0.2; b) a metal oxide anchored to a portion of the surface of the matrix material; and c) a carbon coating layer arranged on at least part of the surface of the matrix material anchored with the metal oxide. After Co < 2 + > and Cu < 2 + > double-element doping, lattice distortion can be formed in the material, an ion transmission channel is widened, the diffusion resistance of Na < + > in the material is reduced, and diffusion kinetics is improved.
Owner:JIANGSU ZENIO NEW ENERGY BATTERY TECH CO LTD

End-cloud collaborative agricultural condition image acquisition system based on 5G communication and machine learning

The invention provides an end-cloud collaborative agricultural condition image acquisition system based on 5G communication and machine learning, and relates to the technical field of end-cloud collaboration of 5G communication and machine learning. A data acquisition end is used for acquiring multispectral image data of a farmland to be observed, and compression preprocessing is carried out, so that the data transmission burden is reduced; the compressed image is sent to a data processing module, and the data processing module carries out denoising and feature extraction on the image, constructs a feature data vector and transmits the feature data vector to a cloud server; the cloud server analyzes feature data vectors by using a random forest algorithm model, judges crop types and classifies the crop types, and finally returns an analysis result to the data display module, and the data display module generates an instrument panel by using a Flask framework and visually displays agricultural condition data including key indexes such as crop types and coverage conditions. Data transmission is carried out through 5G communication to realize a terminal-cloud collaborative architecture, and efficient and real-time data transmission and processing are realized.
Owner:HARBIN LONGJIANG IOT TECH CO LTD

Preparation method of amino acid sensitized anthocyanin indicator and preparation method of smart label

The present invention discloses a method for preparing an amino acid-sensitized anthocyanin indicator and a method for preparing a smart label, and relates to the field of smart labels. The method for preparing an amino acid-sensitized anthocyanin indicator comprises modifying the obtained anthocyanin solution with L-tryptophan; the method for preparing a smart label comprises adding an amino acid-sensitized anthocyanin indicator to an auxiliary agent mixed solution, adjusting the pH of the obtained mixed system, homogenizing, dispersing and emulsifying, and then ultrasonically treating to obtain a smart label preparation solution, preparing the obtained smart label preparation solution into a film, and obtaining an amino acid-assisted sensitized anthocyanin smart label. The method provided by the present invention effectively enhances the sensitivity of anthocyanin indicators and smart labels, and has good application prospects.
Owner:DALIAN POLYTECHNIC UNIVERSITY

Geotechnical mat with electroosmosis function

ActiveCN119308289AEasy to assembleSmall impact on structureSoil preservationSoil scienceData collector
The invention provides a geotechnical mat with an electroosmosis function, and belongs to the technical field of geotechnical mats. The geotextile mat comprises a fixing rod arranged on a geotextile mat body; the electrodes are arranged on the geotechnical mat body, are fixed on the fixing rods, are used for providing an electroosmosis function for the geotechnical mat and are also used for serving as keels of the geotechnical mat to limit deformation of the geotechnical mat; the data collector is arranged on the geotechnical mat body and used for measuring the pressure and the water content of the tailings and transmitting the pressure and the water content to the power supply collecting device; and the potential probe is arranged on the data acquisition unit and is used for measuring current and voltage between the tailings and transmitting the current and voltage to the power supply acquisition device. The electrodes and the data collector are arranged on a traditional geotextile mat, and the power supply collecting device is matched, so that the geotextile mat has the electroosmosis function, the drainage strength can be adjusted according to the actual situation, and monitoring-drainage integration is achieved.
Owner:LIAONING TECHNICAL UNIVERSITY

Quantum dot color conversion film with wrinkle structure and preparation method thereof

PendingCN119144109AImprove optical coupling output efficiencyreduce light lossFlat articlesLuminescent compositionsMicron scaleThin membrane
The invention discloses a quantum dot color conversion film with a fold structure and a preparation method thereof, and the preparation method specifically comprises the following steps: firstly, preparing a high-grade elastomer film with low Young modulus; placing the thin film in thermal evaporation coating equipment to evaporate metal layers with different thicknesses to obtain an elastomer thin film with a quasi-periodic wrinkle structure, wherein the period of the elastomer thin film is from nanoscale to micron scale; the quantum dot solution and the polymer solution are mixed and stirred to obtain quantum dot-polymer slurry, and the quantum dot-polymer slurry is prepared into a quantum dot-polymer film; and taking the elastomer film with the quasi-periodic wrinkle structure as a template to form a wrinkle pattern on the quantum dot-polymer film through a nanoimprint technology so as to obtain the quantum dot color conversion film with the quasi-periodic wrinkle structure. The period of the prepared quantum dot color conversion film can be regulated and controlled, and the quantum dot color conversion film can reach the micrometer scale from the nanometer scale; at the same time, high light extraction efficiency is achieved without increasing the thickness of the film and maintaining the light and thin characteristics.
Owner:INST OF NEW DISPLAY TECH HENAN ACAD OF SCI

Flue gas extremely-deep waste heat recovery system and method for graded flash evaporation of desulfurization slurry

The invention discloses a flue gas extremely-deep waste heat recovery system and method for desulfurization slurry grading flash evaporation, and belongs to the technical field of coal-fired boiler waste heat heat supply. Desulfurization slurry grading flash evaporation, injection pressurization and boiler combustion-supporting air heating and humidifying technologies are combined, deep flue gas waste heat recovery is achieved, the water temperature of a heat supply network is greatly increased, and the process comprises the following steps that desulfurization slurry is firstly fed into a front flash evaporation tank to be subjected to first-stage negative pressure flash evaporation, and flash evaporation steam is used for conducting first-stage preheating on return water of the heat supply network; the first-stage concentrated slurry is sent to an injection flash tank for second-stage negative pressure flash evaporation, flash steam is sent to a negative pressure injector and is driven by heat supply steam to be pressurized into medium-pressure steam, and then second-stage large-temperature-difference heating is conducted on heat supply network return water; sending the second-stage concentrated slurry to a final-stage flash tank for final-stage negative-pressure flash evaporation, heating intermediate water by flash evaporation steam, and returning the final-stage slurry to a desulfurized water system; the intermediate water is fed into the total heat air preheater, and is fed into the boiler after heating, humidifying and overheating the inlet air of the boiler, so that the steam content of flue gas and the temperature of a desulfurization slurry outlet are increased.
Owner:TSINGHUA UNIVERSITY +1

Green room-temperature phosphorescent carbon dots and preparation method thereof

The invention provides green room temperature phosphorescence (RTP) carbon dots (CDs) and a preparation method thereof in the technical field of luminescent carbon materials, and solves the problems of complex preparation process, high cost and high toxicity of a traditional phosphorescent material, economical arginine, phosphoric acid and boric acid are used to prepare an RTP CDs material through a simple one-step hydrothermal method, and the RTP CDs material can be used for preparing the luminescent material under ultraviolet light. The CDs show blue fluorescence, after the ultraviolet light is removed, the macroscopic afterglow of the phosphorescent CDs is green and still lasts for about 12 seconds, and the CDs are endowed with excellent optical performance due to the compact cross-linked structure and the multi-atom co-doping effect.
Owner:TIAN JIN GONG YE DA XUE SHAO XING KE QIAO YAN JIU YUAN

Aramid pulp fiber / ethylene propylene diene monomer composite material and preparation method thereof

The invention belongs to the technical field of composite materials, and particularly discloses an aramid pulp fiber / ethylene propylene diene monomer composite material and a preparation method thereof. The preparation method comprises the following steps: mixing raw ethylene-propylene-diene monomer rubber, carbon black, a flame retardant, a vulcanizing agent, an accelerant and modified aramid pulp, uniformly mixing to obtain a green sheet, and pressurizing and vulcanizing the green sheet on a flat vulcanizing machine to obtain the aramid pulp fiber / ethylene-propylene-diene monomer rubber composite material. The aramid pulp modified by the method disclosed by the invention has the characteristics of light microfiber entanglement degree and strong binding force with the ethylene propylene diene monomer, so that the aramid pulp fiber / ethylene propylene diene monomer composite material has better mechanical properties.
Owner:EAST CHINA UNIV OF SCI & TECH +1

Abnormality detection device, abnormality detection program, and learning device

An abnormality detection device 10 includes: a process value acquirer that acquires, during operation of a plant 3 including a plurality of devices, a process value of at least one monitoring target device 5 among the plurality of devices; a command value acquirer that acquires a command value of a control operation amount for controlling the monitoring target device 5; and an abnormality detector that detects an abnormality of the monitoring target device 5 on the basis of a relationship between a fluctuation range of a process value acquired by the process value acquirer and a fluctuation range of a command value acquired by the command value acquirer during a predetermined period.
Owner:CHIYODA CORP

Hydrophilic and hydrophobic patterned substrate circulation microchannel reactor and preparation method thereof

The present invention discloses a hydrophilic-hydrophobic patterned substrate circulation microchannel reactor and a preparation method thereof, wherein the reactor comprises a first region and a microchannel region arranged side by side, wherein the first region and the microchannel region are connected; the first region comprises a first hydrophilic region and a hydrophobic region arranged in sequence; along the flow direction of the liquid, the size of the first hydrophilic region gradually decreases; the microchannel region comprises a microwall and a fluid channel region arranged in sequence, wherein the first hydrophilic region and the hydrophobic region are both connected to the fluid channel region; a nanocatalyst layer and / or a biological enzyme are also provided on the surface of the fluid channel region; when the liquid circulates in the first region and the microchannel region, it is in a circulation shape. The technology of the present invention is simple and fast, flexible and easy to use, and is suitable for a variety of catalytic reactions and reactors of various forms, and is convenient for large-scale production. The miniaturization and high efficiency of the catalytic reaction make it have strong application value in the safe chemical industry, green chemical industry, and efficient chemical industry.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Protective cover for outdoor video monitoring

The utility model relates to the field of information monitoring equipment, in particular to an outdoor video monitoring protective cover which comprises a protective shell and further comprises a bottom plate, buckling strips are arranged on the edges of the bottom plate in the length direction of the bottom plate, and supporting sliding strips are arranged on the opposite inner walls of the protective shell. The buckling strips and the supporting sliding strips are in one-to-one correspondence and are buckled in a sliding mode. A pair of fastening assemblies is arranged on the protective shell, and the pair of fastening assemblies are oppositely arranged on the two sides of the protective shell; the fastening assembly comprises a fixing bolt and a nut, the nut is fixedly installed on the top of the protective shell, and the fixing bolt sequentially penetrates through the nut and the protective shell and is matched with the buckling strip in an abutting mode. The bottom plate and the protection shell are in sliding connection and are fastened only through a pair of fixing bolts and nuts, dismounting and mounting are convenient, mounting and overhauling are convenient, and the problems in the related technology are properly solved.
Owner:HANDAN CHUANGMENG ELECTRONIC TECH CO LTD

Substrate carrier, transport system, vacuum system and method of operating a substrate carrier

The application provides a substrate carrier, a conveying system, a vacuum system and a method for operating the substrate carrier, the substrate carrier comprising a bearing frame, a substrate bearing surface, a groove and a heat absorbing sheet, the substrate bearing surface is used for placing a substrate, a groove is arranged on the bottom side of each substrate bearing surface, a heat absorbing sheet is arranged on the bottom surface of the groove, the emissivity of the first surface of the heat absorbing sheet is greater than the emissivity of the second surface of the groove bottom surface and / or the heat absorbing sheet, in this case, the low emissivity surface can inhibit heat dissipation, and the high emissivity surface can allow heat to pass through efficiently, therefore the first surface of the heat absorbing sheet can reabsorb the thermal radiation of the substrate and transmit to the second surface or the groove bottom surface, and good heat dissipation effect is achieved. This technology is simple and low in cost, meanwhile, the coating speed does not need to be reduced, and the problem of temperature rise of the substrate can be effectively solved without reducing the processing efficiency.
Owner:VON ARDENNE VACUUM EQUIPMENT (SHANGHAI) CO LTD

A polyunsaturated sulfobetaine containing glycidyl group and preparation method thereof

ActiveCN118724842Bgood chemical stabilityVersatile and efficientOrganic chemistryCellulosePolyester
The invention provides a polyunsaturated sulfobetaine containing a glycidyl group, which is used for graft crosslinking modification of starch, cellulose, polyurethane, polyamide, polyester, polyolefin or polyether etc. containing amino or hydroxyl groups in the polymer chain structure, and simultaneously introduces quaternary ammonium cations and unsaturated sulfobetaine to give the modified polymer material hydrophilicity, antibacterial property, polymerizability and the like.
Owner:JIANGSU OCEAN UNIV

Waste salt electrochemical treatment system

The utility model discloses a waste salt electrochemical treatment system which comprises a salt dissolving tank, a regulating tank, an electric flocculation device, a sedimentation tank, an electrocatalytic oxidation device, an MVR (mechanical vapor recompression) evaporator, a centrifugal machine and a drying box which are sequentially connected in series, the salt dissolving tank is provided with a waste salt inlet and is further connected to the MVR evaporator, the regulating tank is further provided with an acid liquor and alkali liquor inlet, and the centrifugal machine is further connected to the drying box. Based on the advantages and characteristics of the electrochemical catalytic oxidation reaction, the high-efficiency degradation of organic matters in waste salt is realized, different current conditions can be changed according to the concentration of the organic matters, the waste salt can be recycled, and the treatment efficiency is improved. And long-period stable operation can be achieved, and good economic benefits and environmental protection benefits are achieved.
Owner:NANJING WONDUX ENVIRONMENTAL PROTECTION TECH CO LTD

A method for removing trace chloride salts from aminosilane

The invention discloses a method for removing trace chloride salts in aminosilane, comprising the following steps: S1 provides a resin fixed bed, wherein an ion exchange resin is fixed in the resin fixed bed; S2 passes crude aminosilane liquid into the resin fixed bed through a sealed pipe, allowing the aminosilane liquid to flow through the fixed bed and fully contact with the resin inside; S3 receives the aminosilane liquid flowing out of the resin fixed bed, and obtains a crude aminosilane product whose chlorine content meets the electronic grade standard. The invention has simple process technology, strong stability, wide applicability, and is convenient and easy to operate, which can match the existing synthesis and purification process, and adopts a sustainably regenerated weakly alkaline anion exchange resin, which has excellent desalination effect and is economical and environmentally friendly.
Owner:ANHUI ARGOSUN NEW ELECTRONIC MATERIALS CO LTD +1

Manufacturing method for recrystallizing semiconductor material silicon carbide

The invention discloses a manufacturing method for recrystallizing semiconductor material silicon carbide, belongs to the technical field of material science, and aims to solve the problems that a material'dead zone 'possibly occurs, the cost is high, the technology is complex and difficult, and the rejection rate is relatively high when silicon carbide crystals are manufactured by a silicon carbide differential high-temperature vapor deposition method. Comprising the following steps that 1, 4-5 kg of 24-mesh high-purity silicon carbide, 2-3 kg of 100-mesh high-purity silicon carbide and 1-2 kg of differential silicon carbide are selected; 2, the high-purity silicon carbide selected in the step 1 is mixed and put into an electric furnace, and 2-3 kg of 100-mesh monocrystalline silicon is laid at the bottom of the electric furnace; 3, the temperature is increased to 1100 DEG C and kept for 1 h, then the temperature is increased to 1600-2200 DEG C, and heat preservation is conducted for 24-48 h; and 4, blowing out the furnace and discharging. The method is low in cost, simple in technology and high in economic benefit.
Owner:王伟东

Preparation method of reproducible solid amine material for adsorbing CNCl

The invention relates to the field of adsorbent preparation, in particular to a preparation method of a reproducible solid amine material for adsorbing CNCl. Comprising the following steps: (1) firstly, pretreating a carrier MCM-41 or SBA-15; (2) weighing organic amine, dissolving the organic amine into absolute ethyl alcohol, and uniformly mixing; (3) weighing the carrier pretreated in the step (1), adding into the mixed solution in the step (2), and stirring at 40 DEG C for 8 hours; (4) after the stirring is completed, drying the mixture in a drying oven, and obtaining a solid amine material after the absolute ethyl alcohol is completely evaporated; no other heavy metal pollutants are introduced in the preparation process, the technology is simple, reproducible adsorption and desorption can be carried out for five times, and technical support can be provided for design of a reproducible CNCl device.
Owner:SHANXI XINHUA CHEM

Method for planting and afforestation in arid mountainous area

The invention relates to the technical field of planting and afforestation, in particular to a planting and afforestation method for arid mountainous areas. The arid mountainous area planting and afforestation method comprises the following steps: land selection; digging planting holes and water diversion ditches: arranging a plurality of planting groups which are arranged in parallel; each planting group is internally provided with a plurality of planting holes which are connected through water diversion ditches; the planting holes of the adjacent planting groups are arranged in a staggered manner; seedling selection and soaking treatment; base fertilizer and bottom water; performing planting; laying a straw curtain: after planting, immediately laying the straw curtain at the bottom of the planting hole by taking the qualified nursery stock as the center; shading: after the qualified nursery stock is planted, immediately shading the south part of the crown of the qualified nursery stock by using a shading net; topdressing: after contacting with a shading net, applying a urea foliar fertilizer and a monopotassium phosphate foliar fertilizer in sequence. Therefore, rainwater can be utilized to the greatest extent in the hillside of the arid region, soil moisture is kept for a long time, moisture is provided for robust growth and rooting of the planted seedlings, and survival of the seedlings is greatly improved.
Owner:ECONOMIC FOREST RES INST OF XINJIANG ACAD OF FORESTRY

Goods allocation movable storage unit and storage system

The invention relates to the technical field of goods storage, and discloses a storage unit and a storage system with movable goods allocations, and the storage unit comprises a transfer assembly and at least one storage layer. The first transfer mechanism capable of conveying the goods in the first horizontal direction and the second horizontal direction is arranged on the transfer assembly, meanwhile, the goods positions suitable for storing the goods are arranged in the circumferential direction of the transfer assembly, and the second transfer mechanisms capable of conveying the goods in the first horizontal direction and the second horizontal direction are arranged at the goods positions. According to the storage unit, automatic storage and taking of the goods can be achieved, the capacity of automatically transferring the goods is achieved on the basis of all the goods allocations, and therefore the compact design of the structure of the storage unit is facilitated, the space utilization rate of the storage unit is effectively increased, and compared with a goods storage and taking scheme adopted by a known storage system, the storage unit is more convenient to use. The storage unit is lower in construction and use cost, simpler in technology and easy to implement.
Owner:SOUTHWEST JIAOTONG UNIV

Civil mobile spaceflight launcher

The invention relates to a civil mobile spaceflight launcher, which is invented for coping with sudden accidents, has a flight function, can take off and land vertically, has multiple flight modes, is not limited by airport runways, can take off and land under various regional environment conditions, can flexibly select a launching area, and is convenient to use. The rocket can be brought to the stratosphere to be launched, the spacecraft can be flexibly selected to be launched in the stratosphere above areas such as unmanned areas, desert areas, waste parks and seas when passing through the earth, pollution to the ground is reduced, damage to human caused by flying fragments is reduced, and disasters caused by rocket falling due to unsuccessful launching in accidents are reduced. Ground facility construction is reduced, configuration of ground crew is reduced, and flight personnel can be received back from the outer space or needed materials can be conveyed at any time.
Owner:宋学恭

ZnO / CoWO4 composite material as well as preparation method and application thereof

The invention belongs to the technical field of photocatalysis and application thereof, and particularly relates to a ZnO / CoWO4 composite material and a preparation method and application thereof. The composite material is prepared through a coaxial spinning technology, presents a one-dimensional hollow nanofiber structure, and is beneficial to transmission and separation of photo-induced electrons and holes, so that the oxidation-reduction reaction is effectively promoted, and the degradation efficiency is remarkably improved. The composite material has full-spectrum light absorption capability, and shows excellent light absorption performance in an ultraviolet-visible light region or an infrared light region, so that the degradation effect on tetracycline (TC) is remarkable under the irradiation of different light sources. In addition, the composite material is simple in preparation method, low in cost, good in cycling stability and convenient to recycle; pollutants in soil can be effectively degraded, and the problem of environmental pollution is relieved; the material shows a good sterilization effect under the irradiation of near-infrared light, avoids damage and energy consumption possibly brought by ultraviolet radiation, and has wide application potential in the fields of medical treatment and biology.
Owner:QILU UNIVERSITY OF TECHNOLOGY (SHANDONG ACADEMY OF SCIENCES)

Clapping-type bistable magnetic circuit structure and magnetic latching relay

Provided are a clapping-type bistable magnetic circuit structure and a magnetic latching relay. The magnetic circuit structure comprises a coil (1), and L-shaped armature (2), an L-shaped yoke (3), and a magnetic steel (4); the L-shaped armature (2) is arranged on the side edge of the L-shaped yoke (3) after being rotated by 180 degrees and defines a frame-shaped contour together with the L-shaped yoke; preset first gaps are formed at joints of the L-shaped armature (2) and the L-shaped yoke (3) at two opposite diagonal corners of the frame shape; the L-shaped yoke (3) comprises a first yoke portion (31) and a second yoke portion (32) that form the L shape; the coil (1) is fitted on the first yoke portion (31) of the L-shaped yoke (3); one end of the magnetic steel (4) is connected to the first yoke portion (31) of the L-shaped yoke (3); the L-shaped armature (2) comprises a first armature portion (21) and a second armature portion (22) that form the L shape; and the first armature portion (21) is fitted on the other end of the magnetic steel (4) to move in a seesaw manner, so that the bistable magnetic circuit is formed between the magnetic steel (4), and the L-shaped armature (2) and the L-shaped yoke (3) which have asymmetric part structures; and excitation of the coil (1) is utilized to implement switching between two stable states of the bistable magnetic circuit.
Owner:XIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD

A kind of osthole crystal and its preparation method and application

The present invention provides an osthole crystal and a preparation method and application thereof. The osthole crystal is a new II crystal form. During the preparation process, it can be prepared by any one of a solvent-assisted grinding method, a high-temperature volatilization method, a melt quenching method or a solution crystallization method. Compared with osthole on the market, the osthole crystal significantly improves the dissolution rate and solubility, has better bioavailability, greatly improves the fluidity and bulk density of the powder, and provides a better and more optimal choice for the preparation of pharmaceutical preparations and pesticide preparations. In addition, the preparation method is simple in process and low in cost, and can be further developed to be suitable for large-scale production, which is of great significance for the development of drugs and pesticides.
Owner:TIANJIN UNIV

Printed product wear resistance testing equipment and printed product wear resistance testing method

The present invention provides a wear resistance detection device for printed products and a detection method thereof, wherein the device comprises a body, a transport mechanism and a processing mechanism; a printed coating to be detected is provided on a transparent carrier of the transport mechanism, and a transport member of the transport mechanism is connected to the carrier by transmission; the processing mechanism comprises a movable friction head, and the friction head can be connected to the printed coating for processing; the detection mechanism comprises a light-emitting component, a projection seat, a data acquisition component and a controller, wherein the light-emitting component is located above the projection seat, and when the carrier is located in an image acquisition station, the carrier is located between the light-emitting component and the projection seat, and the data acquisition component is used to obtain projection image data on the projection seat and measure light intensity data through the printed coating, and the controller receives and processes the collected projection image data and light intensity data, and outputs the wear resistance detection result of the printed coating. The design of the present invention can capture the surface structure changes caused by slight wear, and provides a detailed perspective for evaluating the wear resistance of printed products.
Owner:DONGGUAN XIANGQI PRINTING PROD CO LTD