Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

614results about How to "With characteristics" patented technology

Super-hydrophobic and super-oleophobic surface preparation technology

ActiveCN101748461AMaintain superphobicityEasy to dropAnodisationChemical treatmentAlloy
The invention discloses super-hydrophobic and super-oleophobic surface preparation technology. In the preparation technology, aluminum or aluminum alloy sheets are subjected to two-step electrochemical treatment, and then are modified by using perfluorinated octadecyl trichlorosilane or perfluorinated polymethacrylate to prepare the super-hydrophobic and super-oleophobic surface. The surface has super-hydrophobic property on aqueous solution of which the pH value is between 1 and 14 and super-oleophobic property on various oil drops, wherein a contact angle of the surface on water is 171 degrees, and a rolling angle is less than 1 degree; the surface expresses the super-oleophobic property on various oil drops except for perfluorinated polymer liquid, and all contact angles between the oil drops and the surface are more than 150 degrees, and rolling angles are generally less than 10 degrees; and the surface can also be put in air for a long time and can still maintain the super-hydrophobic property and super-oleophobic property.
Owner:中科润泉(烟台)工业科技有限公司

Intelligent advertising system having functions of audience characteristic perception and counting

The invention relates to an intelligent advertising system having functions of audience characteristic perception and counting and belongs to the technical field of computer vision. The system consists of a camera, computing equipment and an electronic advertisement screen provided with a memory, wherein the camera is responsible for acquiring an image and sending acquired image information to the computing equipment; and the computing equipment is a computer or an embedded microcomputer system which is responsible for performing processing and an operation on the image acquired from acquisition equipment and controlling the electronic advertisement screen according to an operation result so as to realize the memorizing, the displaying, the playing and the switching of an advertisement content. The system provided by the invention is simple in structure, low in cost and convenient in operation, so that the problem that the conventional billboard performs only one-way pushing without consideration of the information of current advertisement audiences is solved; the value of the billboard relative to other billboards can be obtained according to the function of counting, and extremely referable data is provided for an advertiser; and the speed and the correction rate of face detection and face tracking are improved by utilizing a background modelling technology.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Magnetic adsorption wall climbing robot with curved surface adaptive ability

ActiveCN1736668AWith characteristicsHave made significant progressManipulatorDrive wheelRotational freedom
Disclosed is a magnetic-absorption wall-creeping robot with a self-adaptive capability to curved face, which belongs to the art of robot. Said robot comprises a wheeled shifter and a plural of permanent-magnet absorption devices, the wheeled shifter containing an undercarriage, a drive gear, a traction wheel and an auxiliary balancing wheel; one end of the permanent-magnet absorption device being equipped with the magnetic conduction wall surface by auxiliary balancing wheel, and the other end equipped with the undercarriage or other permanent-magnet absorption device by curved face self-adaptive device with rotational freedom degree of among one to three; the traction wheel being laid out symmetrically and driven by differential drive, and the differential of the traction wheel realizing the deflecting on the magnetic conduction wall surface. The wall-creeping robot having a strong loading power, a flexible motility and a super self-adaptive capability to curved face, has a perfect prospect.
Owner:TSINGHUA UNIV

Pesticide auxiliary agent

ActiveCN1701663AWith characteristicsHave made significant progressBiocideAnimal repellantsActive agentSolvent
Disclosed is a pesticide auxiliary agent whose raw material includes (by mass ratio) plant oil 100, auxiliary solvent 0-50, surface active agent 5-55, the auxiliary agent can be made into the dosage forms of oil miscible concentrate, oil solution, hot mist, aerosol, low-volume spraying agent, pesticide, germicidal agent, sterilizing agent, hygienic pesticide and plant growth agent.
Owner:FUJIAN NUODE BIOTECH

Y molecular sieve modification method

The invention relates to a modifying method for Y molecular sieve, which comprises: using industrial NaY molecular sieve as material for ammonium exchange, baking deeply; then, adding surfactant during dealumination with acid. This invention obtains HY molecular sieve with high SiO2 / Al2O3(9~15) and crystallinity, improves secondary pores and acid structure compared with the industrial NaY, and fits to be carrier for hydrotreating catalyst for heavy distilled oil.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Method for preparing high strength magnesium-lithium alloy

ActiveCN104004949AWith characteristicsHave made significant progressAs elementMagnesium
The invention discloses a method for preparing high strength magnesium-lithium alloy. The magnesium-lithium alloy comprises following components by weight percent: 6-10wt% of Li, 2.5-7.5wt% of Zn, 1-3wt% of Gd, 0.2-0.6wt% of Zr, less than 0.02wt% of impurity elements like Si, Fe, Cu and Ni, and the balance of Mg. The method comprises three steps of smelting, plastic deformation and thermal treatment, wherein the smelting comprises the steps of drying the materials, melting magnesium, adding Zn and Gd, adding Zr, adding Li and casting; the plastic deformation comprises the steps of homogenization treatment and plastic deformation processing; and the thermal treatment comprises the step of aging treatment. As elements like Zn and Gd are added into the magnesium-lithium alloy, quasi-crystal is taken as a strengthening phase to be introduced into the solidification structure of the magnesium-lithium alloy, and the added Zr is taken as a grain refiner, low density and high strength magnesium-lithium alloy is obtained after subsequent steps of plastic deformation and thermal treatment.
Owner:SHANGHAI JIAO TONG UNIV

Mixed cathode diachylon of superbattery and preparation method thereof

The invention discloses mixed cathode diachylon of a superbattery and a preparation method thereof. The diachylon is prepared by mixing the following raw materials in parts by weight: 100 parts of lead powder, 4-10 parts of sulfuric acid, 0.1-8 parts of organic binder, 0.1-2 parts of barium sulfate, 0.01-2 parts of hydrogen separating inhibitor, 1-7 parts of active carbon, 0.1-3 parts of heterodromous graphite, 0.05-1 part of acetylene black, 1-4 parts of humic acid, 5-15 parts of red lead, 12-21 parts of water and 0.1-0.2 part of short fiber. By adding the hydrogen separating inhibitor, the active carbon maintains high-performance capacitance characteristics, so that an electrode has high capacitance. In a part of charge state, the recycling service life of the superbattery is improved by more than 10 times compared with a common lead-acid storage battery.
Owner:ZHEJIANG TIANNENG BATTERY JIANGSU +3

Graph node multi-tag classification method based on depth learning

The invention discloses a graph node multi-tag classification method based on depth learning. The method comprises the steps that a graph data module is loaded, and graph data are analyzed and stored in the form of a dictionary; a walk path module is generated to complete random walk in the graph data, and a generated walk path is returned; a node eigenvector module is generated, and the walk path returned by the previous step, the specified vector representing dimension and the context window size are used as input to call a word2vec algorithm to calculate the eigenvector representation of each graph node; a training data module is generated, and nodes of a certain percentage are randomly selected from all graph nodes as training node data; for each node, the eigenvector and the tag sequence corresponding to the node are taken to form a two-tuple set as a training sample; and finally, a depth confidence network model is built. The graph node multi-tag classification algorithm proposed by the invention has higher correct rate than a traditional multi-tag classification algorithm.
Owner:NANJING UNIV OF POSTS & TELECOMM

Searching system based on encyclopedic data extracting integration

The invention relates to a searching system based on encyclopedic data extracting integration. The searching system is characterized by comprising a data extracting module, a data integrating module and a data searching module, wherein the data extracting module is used for extracting encyclopedic webpage from internet, positioning and initially filtering tables in various encyclopedic webpage, positioning and extracting the tables based on visual features, uniformly converting the extracted tables into a list mode, classifying the tables with the same feature parameters into a sort, extracting and identifying the classification information for the tables of each sort, and storing the classified information into an information database and an XML database; the data integrating module is used for classifying and marking according to sorts, adopting an integrating method to merge the tables with the same attribute into the same mode library, clustering the mode information in each mode library, and outputting mode cluster and recommended mode; and the data searching module is used for searching corresponding table information from the information database, and outputting searching results and the recommended mode.
Owner:PEKING UNIV

Mortar shell bullet mechanical trigger fuse with penetration time self-adaptive function

ActiveCN111879191AHas a fail-safe featureWith redundant firingImpact fuzesMuzzleInternal ballistics
The invention discloses a mortar shell bullet mechanical trigger fuse with a penetration time self-adaptive function. The mortar shell bullet mechanical trigger fuse comprises a body, a pneumatic insurance mechanism / trigger ignition mechanism, an inertia ignition mechanism, an explosive-proof mechanism, a recoil insurance mechanism, an anti-recovery mechanism of the recoil insurance mechanism, a delay arming mechanism, a setting mechanism, a detonating tube, a booster tube and a bottom screw. Two insurances of the fuse respectively depend on an inner ballistic environment and an outer ballistic environment during launching to be released, and the two insurances of an explosive-proof piece are both in an insurance state at a filling stage and before getting out of a gun muzzle, so that thesafety is good. A fault insurance characteristic is possessed, in case that the recoil insurance mechanism is accidentally relieved, the fuse can be automatically switched into a fault insurance state, and safety in a credible service processing environment is guaranteed; a booster tube adopts an energy-gathered charging structure, so that the detonating capacity is high; the fuse has the characteristics of redundant ignition and redundant fire insulation, is high in reliability, and can ensure the treatment safety of unexploded ammunition explosives; and the fuse is simple in structure, is easy to process and low in cost.
Owner:NANJING UNIV OF SCI & TECH

Human face recognition method and system thereof

The invention discloses a human face recognition method, which has the characteristics of self-learning function and space-time property. According to the human face recognition method, human face recognition is realized by the steps of human face detection, human face tracking, data acquisition and analysis, recognition, online learning, human-machine interaction. The invention further discloses a system for realizing the human face recognition method. The system comprises a detector, a tracker, a collector, an analyzer, an online learning module, a recognizer and a human-machine interaction module. Compared with the prior art, the human face recognition method and human face recognition system have the advantages of strong anti-interference capability and high recognition efficiency.
Owner:SOUTH CHINA UNIV OF TECH

Slippery water for shale gas fracturing and preparation method thereof

The invention provides slippery water for shale gas fracturing. The slippery water is prepared from the ingredients in percentage by weight: 0.08-0.3wt% of an emulsion friction reducer, 0.3-1.0wt% of a clay stabilizer, 0.3-1.0wt% of a discharge aiding agent, 0.5-2.0wt% of potassium chloride, 0.05-1.0wt% of a bactericide and the balance of water. Specifically, the emulsion friction reducer is an anionic polyacrylamide copolymer, is prepared through taking acrylamide as a main body structural unit, adding an ionic structural unit and a functional monomer and copolymerizing, and has the viscosity-averaged relative molecular mass of 6-9 millions and the intrinsic viscosity of 1,600-1,860mL / g. According to the slippery water provided by the invention, the used additives are high in dissolution rate and uniform in dispersion, and during field application, the on-line preparation of the slippery water can be realized by using continuous preparing or in an on-line preparing device, so that the technical requirements of a shale gas reservoir on high-displacement (10-20m<3> / min) and high-liquid-volume (10,000-50,000m<3>) fracturing construction are met.
Owner:CHINA PETROLEUM & CHEM CORP +1

Identification authentication method of open network base on dynamic credible third-party

The invention discloses an identity authentication method based on a dynamic trusted third party in an open network. By constructing an authentication system structure containing a trust decision-making database, the dynamic trusted third party and an entity joining the network service, the proposal leads an interactive entity not only to obtain necessary information related to identity authentication but also to obtain a trust feedback set of the trusted third party depended by the interactive entity when the interactive entity is carried out identity authentication; and according to the trust feedback set, the entity independently selects a trust decision-making function and calculates the reliability thereof. The proposal consists of four phases of identity authentication information collecting, identity authentication reliability calculating and judging, identity authentication information mutual judging and identity authentication information feed backing. The invention not only realizes dynamic control to the behavior of the trusted third party by the identity authentication entity in the open network, but also improves the reliability of identity authentication by carrying out reliability calculating and judging.
Owner:NANJING UNIV OF POSTS & TELECOMM

Graphene preparation method

The invention discloses a graphene preparation method. Under a high-temperature inert atmosphere, inorganic salt serving as a reaction medium is directly converted for non-vapor phase growth controllable synthesis by a carbonaceous organic material to obtain a large-area high-quality graphene material through regulation of heating rate, heat insulation time, raw material ratio and the like. The thickness of prepared graphene is 0.7-2nm, the area of the graphene is several micrometers, and the number of layers of the graphene is 1-8. The prepared graphene has various characteristics of the graphene material and can serve as electrode materials of lithium ion batteries, super-capacitors, solar cells and the like, catalyst carriers and the like. The cheap inorganic salt is taken as the reaction medium to be converted by the carbonaceous organic material, the graphene is synthesized through non-vapor phase growth at a low temperature, operation technology is quite simple, operation cost is low, reaction cycle is short, product sizes and shapes are uniform, and dispersity, yield and product purity are high. Compared with widely-applied stripping and conventional high-temperature growth methods, the graphene preparation method has the advantages of controllable preparation, mass synthesis and the like. The graphene preparation method is suitable for industrial production and large-scale application.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Efficient multi-element compound fertilizer

The invention discloses an efficient multi-element compound fertilizer, which consists of hexanoic acid 2-(diethylamino) ethyl ester, polypeptide chelated potassium, polypeptide L-aspartate potassium, urea, potassium chloride, diammonium phosphate, calcium superphosphate, potassium dihydrogen phosphate, calcium-magnesium phosphate fertilizer, ammonium chloride, thiamine, zinc chloride, borax, ferrous sulphate, copper sulphate, manganese sulfate, sodium molybdate, cobalt chloride and silicon-manganese phosphate fertilizer. The efficient multi-element compound fertilizer has the advantages of promoting the growth of crops, improving the disease resistance of the crops, resisting falling, insect pests and frozen injury, improving the fertilizer effect, improving the soil, accelerating the growth of branches and leaves, reinforcing the photosynthesis, accelerating the growth of roots, enhancing the drought resistant capacity, improving the yield of the crops and improving the quality of fruits. The yield of grain crops is averagely increased by more than 26 percent, the yield of economic crops is averagely increased by more than 33 percent, and the yield of vegetable crops is averagely increased by more than 42 percent.
Owner:孙承环

Thin film thermosensitive resistor and tis resistance valve regulating method

In a thin film thermistor with a cutting portion of a metallic pattern for resistance adjustment, initially, the resistance is roughly adjusted by adjusting the film thickness of a second heat-sensitive film, and secondly finely adjusted by trimming the cutting portion by laser irradiation. Thus, the thin film thermistor with a resistance adjusted accurately can be produced.
Owner:ISHIZUKI ELECTRONICS

Batch-type high shear emulsifying machine

The invention relates a grease emulsification device, and specifically discloses a batch-type high shear emulsifying machine. The batch-type high shear emulsifying machine comprises a barrel-shaped tank body, wherein a motor is arranged above the tank body, the motor drives an emulsifier in the tank body, the tank body is internally provided with a built-in guide inner barrel, the top of the inner barrel is sealed, and an upper part bucket wall is uniformly provided with multiple guide holes; the bottom barrel port of the guide inner barrel is fixedly provided with an emulsifying cutting net, the middle of the guide inner barrel is provided with a stirring shaft, and the stirring shaft is connected with the motor arranged above the tank body through a coupler; and a free end of the stirring shaft is provided with stirring paddles. According to the batch-type high shear emulsifying machine provided by the invention, the stirring shaft is arranged in the inner barrel, the bottom barrel port of the inner barrel is fixedly provided with the emulsifying cutting net so that a solution can refine an emulsion solution when passing through the cutting net, the emulsification effect is high, meanwhile, the emulsification ratio is high, and the batch-type high shear emulsifying machine has a good use value.
Owner:SHANDONG TAIDE NEW ENERGY

Method for manufacturing damping structural piece of aviation engine supporting system

InactiveCN102644686AWith shape memoryBoth featuresHigh internal friction springsAviationMetal rubber
The invention discloses a method for manufacturing a damping structural piece of an aviation engine supporting system; a shape memorizing alloy wire is manufactured into metal rubber through the combined processes of manufacturing an elastic wire at low temperature, heat setting, winding and full-constraint heat setting; and the damping structural piece which is manufactured through the method has a shape memorizing effect and a variable rigidity characteristic. According to the method for manufacturing the damping structural piece of the aviation engine supporting system, a damping material in the metal rubber structure is integrated with a shape memorizing alloy, and a novel metal structural functional material with the advantages of the metal rubber and the shape memorizing alloy is developed. The material has good damping performance, high deformation capability and high bearing capability, and has the advantages of active and controllable elastic modulus, strong environment adaptability and stable and reliable structure. Because the advantages of the metal rubber and the shape memorizing alloy are integrated, the method can be applied in aviation engine rotor supporting and a non-peak rotor can be realized.
Owner:BEIHANG UNIV

Visual monitoring platform based on HTML5 and application method

The invention discloses a visual monitoring platform based on HTML5 and an application method, and relates to the field of industrial monitoring and data visualization. The platform comprises a monitoring server and a monitoring terminal. The monitoring server provides Web service, user right management service and data service for a visual monitoring website based on HTML5. The visual monitoring website based on HTML5 is composed of multiple pages such as system login, visual configuration and visual monitoring. The pages of the visual configuration and the visual monitoring are realized by a Canvas technique. The visual monitoring website comprises rights of an engineer, an operator and a visitor. The monitoring server provides a visual control and graphic primitive information data service for the monitoring terminal by an HTTP protocol and provides real time and history data service by a WebSocket protocol. The visual configuration and the visual monitoring are realized through connection of a browser and the monitoring server.
Owner:HENAN PIONEER AUTOMATION EQUIP CO LTD

Diode laser spectrum synthesizer based on double-grating external cavity feedback

The invention provides a technical scheme about a diode laser spectrum synthesizer based on double-grating external cavity feedback. The diode laser spectrum synthesizer includes a diode laser light source, a first grating, a second grating and an external cavity lens; the diode laser light source includes a diode laser stack, a fast axis collimating lens and a slow axis collimating lend; laser beams output by the diode laser light source are incident on the first grating and diffracted, the diffracted light beams are incident on the second grating, and the light beams are incident into the external cavity lens after being subjected to beam combination by the second grating; the external cavity lend is perpendicular to the light beam propagation direction, for providing feedback laser and meanwhile achieving output of light. The diode laser spectrum synthesizer does not have strict requirements on distance between the diode laser light source and the first grating and distance between the second grating and the external cavity lens, reduced in spatial volume of light path, convenient and flexible to install and just and increased in system reliability and engineering feasibility.
Owner:INST OF APPLIED ELECTRONICS CHINA ACAD OF ENG PHYSICS

Combination process for producing aromatic hydrocarbon from synthetic gas

The invention relates to a combination process for producing aromatic hydrocarbon from synthetic gas. According to the combination process, synthetic gas is pre-heated, the pre-heated synthetic gas enters a buffer tank and is mixed with circulation gas, the obtained mixed gas enters a fixed bed reactor R1, a methanol synthesis reaction is performed, the outlet gas is cooled and then enters a fixed bed reactor R2, an aromatization reaction is performed, the outlet gas is cooled with a cooler and then enters a gas-oil-water three-phase separator, the separated water phase is discharged and enters a wastewater system, the oil phase is collected as the product, one part of the gas phase is pressurized through a circulation compressor, the pressurized gas phase is heated and then enters the buffer tank, and the other part of the gas is adopted as the Chi-deflated gas. The combination process of the present invention has advantages of low energy consumption, easy operation, and low equipment investment.
Owner:SHANXI INST OF COAL CHEM CHINESE ACAD OF SCI +1

Selective breeding method of high-resistance tobacco variety

The invention discloses a selective breeding method of a high-resistance tobacco variety and belongs to the technical field of resistive breeding of tobacco. According to the selective breeding method, the tobacco high-yield varieties Yunyan 85, Yunyan 87 and Zhongyan 100 or K326 are taken as recurrent parents, and the cold-resistant variety Honghua Dajinyuan, the drought-resistant variety Zhongyan 14, the brown spot and blackleg resistant variety Zhongyan 86, the root-knot nematode-resistant variety TI1706, the common mosaic virus-resistant variety Taiyan No.7 and the tobacco bacterial wilt-resistant variety D101 as resistant resource parents, and the seven major drought, cold and disease resistant resource genes of the tobacco are pyramided and inserted into the good-quality high-yield tobacco variety with the same genetic background by use of a synchronous backcross and convergent cross method, so that a new high-resistance, high-yield and good-quality tobacco variety, which is highly resistant to 7 drought, cold and disease damage factors and highly consistent with the original recurrent parents in other agricultural and yield traits, is obtained.
Owner:FUJIAN AGRI & FORESTRY UNIV

Basic-expansion-model-channel-information-based physical layer authentication method

The invention discloses a basic-expansion-model-channel-information-based physical layer authentication method. The method comprises: S1, a legal sender A sends a first data packet to a legal receiver B at a first time slot and authentication trusted connection between an emitter and a receiving device is established; S2, a channel from the emitter to the receiving device is fitted by using a basic expansion model and a channel matrix from the legal sender A to the legal sender B is extracted; S3, a sender X sends a second data packet to the legal receiver B at a next time slot, a channel is fitted by using the basic expansion model, and a channel matrix from the sender X to the legal receiver B is extracted; S4, a channel matrix sample is set; and S5, similarity between the channel matrix of the sender X and the channel matrix sample is determined; and if the similarity is larger than or equal to a set threshold value, authentication is done successfully, the channel matrix of the sender X is stored, and the S3 is carried out; and otherwise, the second data packet is abandoned, and the S1 is implemented. According to the invention, the method has characteristics of low complexity, small time delay, and high precision.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Nano zirconium carbide induction type heat-storage heat-preservation polyester fiber and preparation method thereof

InactiveCN103132177AAdjust and control the effect of induction thermal storage insulationEasy to carryFilament forming substance formingArtificial thread manufacturing machinesFiberPolyester
The invention relates to a nano zirconium carbide induction heat-storage heat-preservation polyester fiber and a preparation method thereof. The preparation method comprises the steps of: adding 1.0-8.0% of nano zirconium carbide using as an additive in an online manner to evenly blend and fuse together with a polyester chip in a screw rod, extruding blend melt from a spinneret micro-hole, winding the extruded blend melt at the winding speed of 3000-3200m / min to prepare a POY (polyester pre-oriented yarn) silk tube by using the processes of cooling, curing, oiling and bundling by a nozzle, stretching to deform after balancing, so as to prepare the nano zirconium carbide induction heat-storage heat-preservation polyester fiber. The nano zirconium carbide induction heat-storage heat-preservation polyester fiber has the functions of efficiently and selectively absorbing visible light and a near infrared ray in a solar radiation ray, and reflecting the heat radiation of a human body, so as to have the functions of two-way temperature induction adjustment and heat preservation, changes the heat-storage mode of cold protective clothing, and has the characteristics of being high in additional value, good in quality and significant in cost performance.
Owner:SUZHOU UNIV

Method for introducing regular file into data base

The invention discloses a method for leading regular text data into a database, comprising that 1, setting at least one data structure description, which is described based on object data list name, text document name, following distribution memory process name, data separator, and the structure leading data, 2, setting a database connecting description comprising the descriptions of database connection, text data document storage path and batch provided data record number, 3, building an application service platform, 4, transmitting the data structure description document generated in the first step and the database connecting description document generated in the second step to a special distribution path, 5, publishing the distribution path and the description document on the application service platform. The invention can analyze text and organize data to be leaded into database list, which can be applied for kinds of databases and data list structures, with strong flexibility and expansion.
Owner:SHANGHAI BAOSIGHT SOFTWARE CO LTD

Full view field X-ray fluorescence imaging system and full view field X-ray fluorescence imaging method

The invention provides a full view field X-ray fluorescence imaging system and a full view field X-ray fluorescence imaging method. The system comprises an X-ray source, a filter disk assembly, a sample stage, a spherical crystal, a light limiting and filtering device, a two-dimensional spatial resolution detector and a computer; a sample is arranged on the sample stage; X rays emitted by the X-ray source irradiate the sample, and X-ray fluorescence emitted by the sample sequentially goes through the light limiting and filtering device and the spherical crystal to undergo filtering menu, and then is focused and imaged on the detector; and the computer can control the X-ray source and receive return information of the detector. The system and the method can realize non-scanning full view field X-ray fluorescence imaging in order to obtain the content and the two-dimensional distribution image of one element in the sample to be detected. The full view field X-ray fluorescence imaging method has the advantages of large view field, high spatial resolution, extremely high spectral resolution, large field depth, fast image acquisition speed, realization of individual analysis of various elements in the sample one by one, and low noise interference caused by fluorescence or scattering of other elements.
Owner:INST OF FLUID PHYSICS CHINA ACAD OF ENG PHYSICS

Special anticorrosion conductive powder coating for vertical shaft fluidized bed dip-coating as well as preparation method and application of coating

The invention relates to a special anticorrosion conductive powder coating for vertical shaft fluidized bed dip-coating. The special anticorrosion conductive powder coating is prepared from the following raw materials in parts by weight: 500-900 parts of film-forming resin and curing agent, 0-200 parts of glass flakes, 0-350 parts of filler, 15-50 parts of auxiliaries, 5-100 parts of conductive material and 1-5 parts of nanometer aluminum oxide or nano fumed silica. The powder coating has the characteristics of a high glass transition temperature, low specific gravity which is generally less than or equal to 1.1g / cm<3>, and easiness for fluidization; even though hundreds of tons of powder is added to a 20m deep well, the powder can be fluidized easily and uniformly; in case of too high specific gravity and difficult fluidization, the vertical shaft dip-coating method can not be utilized; the powder aims at a hot-dip coating construction process, and the film formed by the coating has surface conduction characteristics and high temperature water boiling resistance, and therefore, the coating is suitable for anti-corrosion coating of long linear workpieces such as mine mining anti-explosion gas pipelines, natural gas pipelines and liquefied gas pipelines; the coating is adaptive to the vertical shaft fluidized beds as deep as 20m, and still has good fluidity, which cannot be realized by common powders easily.
Owner:阜阳市诗雅涤新材料科技有限公司

Intelligent control system for household equipment and method for controlling same

The invention relates to an intelligent control system for household equipment, comprising a central controller, a control node, a use control terminal and a control auxiliary. The control node is formed by first household equipment which has external data communication capacity; the user control terminal is used for sending a control command to the control node; the control node and the user control terminal are connected to the central controller; the control auxiliary is connected to the inner bus of second household equipment except the first household equipment through a USB interface; and the control auxiliary is connected with the central controller and is used for receiving the control command sent by the user control terminal through the central controller. Because one control auxiliary is connected to the second household equipment, the second household equipment has the same communication capacity as the first household equipment, and the second household equipment can be upgraded easily with low cost. The invention also relates to a method for controlling the intelligent control system for the household equipment.
Owner:胡虹

Data acquisition device for laser distance measurement, and its collecting flowchart

InactiveCN1851499AContinuous mobile measurement measurementWith characteristicsElectromagnetic wave reradiationLaser rangingRadar
The present invention combines laser pulse ranging method with data collection techniques. Said device includes transmitted wave input channel, echo input channel, triggering input channel, transmitted wave amplification unit, operating, echo amplification unit, triggering unit, transmitted wave analog-to-digital conversion unit, echo analog-to-digital conversion unit, control calculation and synchronization unit, memory, interface unit, system clock, and upper computer. Said process mainly includes: beginning, initialisation, self-checking, standby, command, collecting instructing, triggering signal, collecting transmitted wave signal, echo over threshold, calculation transition time, compression and storage data, and ending collection. Said invention is suitable for moving mode continue laser ranging, laser radar and conventional data collection application system.
Owner:WUHAN UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products