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77results about How to "Have unity" patented technology

Corrosion level information processing method and system based on image recognition

The invention belongs to the technical field of metal corrosion morphology grade judgment, and discloses a corrosion grade information processing method and system based on image recognition, and themethod comprises the steps: obtaining a labeled laboratory metal morphology picture as a data set; carrying out the de-duplication on the obtained training data set, randomly selecting a half of images of each category as a test set, and taking other images as training set images; expanding the training data set, namely carrying out the data enhancement; building a convolutional neural network model by using a Keras framework, carrying out model training, and storing optimal model parameters; and analyzing the grade of the corrosion morphology of the metal surface by utilizing the trained optimal model. According to the method, the judgment of the metal corrosion morphology grade is realized by using a computer vision technology, so the judgment efficiency is greatly improved and the judgment uniformity and objectivity are ensured under the condition of ensuring the judgment accuracy. The method can assist engineers engaged in material research in judging the metal corrosion grade, andvarious difficulties of a previous judgment method are solved.
Owner:HUAZHONG UNIV OF SCI & TECH

Composite material with anion biomimetic function and production method thereof

ActiveCN102633450ASpontaneityEcologically imitativeFiberDynamic method
The invention provides a composite material with an anion biomimetic function. The composite material is prepared by comprising the following components in parts by weight: 45-73 parts of gelling powder with the anion biomimetic function and one or two of 0.15-1.2 parts of reinforced fibers or 15-20 parts of fillers, which are added into 20-40 parts of combination solution; the gelling powder with the anion biomimetic function is prepared by mixing and stirring calciferous inorganic matrixes, algae, inorganic environment mineral and chemical modifying agent according to weight ratio of 38-55:6-16:0-6:1-2; and the combination solution is prepared by compounding the following components in parts by weight: 100 parts of clear water, 1.5-2.0 parts of crystal modifier, 0.4-0.5 part of waterproof agent, and 0.4-0.5 part of defoamer. The anion-generating capacity reaches 840ps / cm<3> through detection of a composite material dynamic method; and compared with traditional anion generation, corona condition is not needed, no large amount of ozone is generated, equipment with complex structure is unnecessary, special radiation protective measures are not needed, and main raw materials are natural and environmental-friendly, have biomimetic characteristic, and are economic and practical.
Owner:湖北格林森绿色环保材料股份有限公司

Access authentication method of electric automobile

The invention relates to an access authentication method of electric automobiles. The method comprises the following steps that: access authentication systems of the electric automobiles are established; access authentication between the electric automobiles and a charging station is carried out; and the charging station carries out batch signature authentication on the electric automobiles. According to the invention, identity aggregate signatures are introduced into identity validity inspection of the electric automobiles, and bidirectional authentication and session key negotiation are designed between the electric automobiles and the access authentication systems, so that the reasonable usage of the information resources in the station is ensured, and the safety of the whole network system is fundamentally ensured. The batch signature authentication mechanism enables the charging station to verify a plurality of electric automobile terminal signatures in the aggregate manner, the calculation load is lightened, and the performance is improved. The typical identity aggregate signature system is composed of five algorithms: system initialization, private key generation, signing, aggregation and aggregate verification, user identity information can be used to replace a public key thereof, the problem of high certificate cost is solved, and by compressing the plurality signatures into one, the high-efficiency verification is carried out.
Owner:STATE GRID CORP OF CHINA +2

Method and apparatus for handling multi-service system problems

The invention provides a method and a device for processing problems of a multi-service system, comprising the following steps: obtaining error reporting information, wherein the service system is a plurality of service systems; extracting error feature information and position feature information of error problem from error report information; matching error characteristic information with errordescription information in a preset error coding table to obtain error description information corresponding to the error characteristic information, and taking error code corresponding to the matchederror description information as error code corresponding to the error characteristic information; matching the position characteristic information with a preset position code table to obtain a position code corresponding to the position characteristic information; an error code being generated according to the matched error code and the position code, and error information being generated according to the matched error description information and the position code. It is convenient for the maintenance personnel to quickly determine the error type and locate the error reporting point throughthe error code, thus shortening the problem locating time of the maintenance personnel for the multi-service system.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

Door-to-door service automatic order arrangement system and order tracking system

The invention discloses a door-to-door service automatic order arrangement system and order tracking system. The system is characterized in that the system includes a terminal self-check inventory system for storing inventory related information of the commodity service ID; an order management system for receiving service orders from all e-commerce platforms or manufacturers, a work order management system which assigns the analyzed service task to a specified service master or service provider for work order performance service, and a settlement management system which calculates a fee to becharged to an upstream merchant and a fee which should be paid to terminal technicians according to contract standards. The city-wide service is not limited, the timeliness and the uniformity are better achieved, and the whole system can be controlled by one storefront to radiate to branch shops in all areas. According to the invention, service technology order selection is avoided, technicians with relatively high star levels can be selected preferably to match corresponding users according to the number of the remaining technicians, and corresponding commodity service IDs can be checked according to a user interface for effective selection.
Owner:蚁安居(天津)网络技术有限公司

Targeted area auxiliary support-based oocyte micromanipulation system and method

The invention discloses a targeted area auxiliary support-based oocyte micromanipulation system and method. The micromanipulation system comprises a vacuum adsorption type suspension cell clamping device, an oocyte targeted area auxiliary support device and a piezoelectric ultrasonic oocyte micromanipulation device, wherein the vacuum adsorption type suspension cell clamping device comprises a rotating platform, a spiral electrode arranged on the rotating platform, and a vacuum pump arranged on the rotating platform, wherein an operation area for vacuum adsorption of oocytes is arranged in thecenter of the spiral electrode; the vacuum pump controls the operation area to perform vacuum adsorption on the oocytes; the oocyte targeted area auxiliary support device is used for providing an auxiliary support for a transparent zone of a targeted area of the oocytes; the piezoelectric ultrasonic oocyte micromanipulation device is used for performing specific micromanipulation on the oocytes after the auxiliary support is provided for the oocytes. According to the targeted area auxiliary support-based oocyte micromanipulation system disclosed by the invention, as the targeted area of the transparent zone of the oocytes has the auxiliary support, the transparent zone can be accurately located during puncturing; in combination with a microscopic vision technology, intracellular fixed-point operation can be really realized.
Owner:SUZHOU UNIV

Method utilizing environmental sediment samples to monitor freshwater benthic animals

PendingCN111593099AGuaranteed uniformityOvercome the defect of low accuracy of monitoring resultsMicrobiological testing/measurementCentrifugationFishery
The invention belongs to the technical field of benthic animal identification, and discloses a method utilizing environmental sediment samples to monitor freshwater benthic animals. The method includes the following steps: 1) collecting an environmental sediment sample to preserve after cleaning; 2) adding anhydrous ethanol in the preserved environmental sediment sample to perform extraction treatment, taking uniformly mixed extract liquid after treating for a period of time, performing vacuum centrifugation on the extract liquid, and discarding supernatant to obtain dried tissue residues so as to perform DNA extraction; 3) utilizing the extracted DNA barcode fragment to perform amplification so as to obtain an amplified product; and 4) sequencing and analyzing the amplified product. The method performs extraction on the sample by adopting the anhydrous ethanol so as to make the DNA of a benthic animal uniformly released in the solution, so that a homogeneous state can be achieved; andthrough the collection of the ethanol solution containing the DNA sample and the extraction of the DNA after centrifugal concentration, the accurate monitoring of a wide range of environmental samples can be realized.
Owner:南京易基诺环保科技有限公司

Double-layer comprehensive pipe gallery

The invention relates to a double-layer comprehensive pipe gallery. A natural gas cabin, an electric cabin and a comprehensive cabin are arranged in the double-layer comprehensive pipe gallery, a natural gas pipeline can be contained in the natural gas cabin, an electric power pipeline and a communication pipeline can be contained in the electric cabin, a water supply pipeline, a reclaimed water pipeline, a heat power pipe and a communication pipeline are contained in the comprehensive cabin, and the natural gas cabin and the electric cabin are arranged above the comprehensive cabin to form adouble-layer distribution structure, and the natural gas cabin is independently arranged in a sealed manner; a function cabin is further arranged on the upper layer of the double-layer comprehensive pipe gallery, the function cabin can be communicated with the natural gas cabin, the electric cabin and the comprehensive cabin in the longitudinal direction of the double-layer comprehensive pipe gallery, and the top of the function cabin is provided with a function through opening which can be communicated with the exterior of the top of the double-layer comprehensive pipe gallery and can be sealed. The double-layer comprehensive pipe gallery is internally provided with the function cabin used for meeting the functions of hoisting, line leading and the like, the occupied space is effectivelyreduced, the structure is simple, the construction cost is low, and application and popularization are facilitated.
Owner:MCC CAPITAL ENGINEERING & RESEARCH

Towel rack automatic welding machine

The invention discloses a towel rack automatic welding machine. The towel rack automatic welding machine comprises a rack. Mounting blocks are fixed to the two sides of the upper end of the rack, guide rails are fixed to the upper ends of the mounting blocks, sliding blocks slide on the guide rails, a carrying frame is fixed to the upper ends of the sliding blocks, a positioning and pressing mechanism is arranged in the middle of the carrying frame, a first servo motor is mounted on the upper side of one end of the carrying frame, the end of an output shaft of the first servo motor is in key connection with a gear, the gear is located below the carrying frame, a rack is engaged with one side of the gear, the rack is fixed to the side faces of the mounting blocks, a supporting frame is arranged in the middle of the rear side of the rack, a moving mechanism is arranged at the upper end of the supporting frame, an air cylinder mounting frame is arranged on the moving mechanism, a first air cylinder is mounted on the air cylinder mounting frame, a mounting plate is fixed to the end of a piston rod of the first air cylinder, and a welding head is mounted on the lower side of the mounting plate. Towel rack accessories are positioned and automatically pressed, the position is automatically changed, the working efficiency is high, and the machining quality is good.
Owner:JIANGXI AVONFLOW HVAC TECH CO LTD

Manufacturing method of welding pull pins

The invention discloses a manufacturing method of welding pull pins. The method comprises the steps that firstly, the pull pins and a welding ball template are selected; secondly, the diameter of welding balls is determined, and array type grooves matched with the welding balls in diameter are formed in the welding ball template; the grooves of the welding ball template are filled with soldering paste; fourthly, a positioning template comprising array positioning holes is manufactured, the positioning template is fixed to the portion over the welding ball template, and an upper template component and a lower template component are formed in a centering manner; fifthly, the pull pins are vertically placed in the positioning holes of the positioning template, and the lower ends of the pull pins make contact with the soldering paste with which the grooves of the welding ball template are filled; sixthly, the upper template component and the lower template component are placed in a reflux furnace, the soldering paste in the grooves of the welding ball template is molten, and the welding balls are formed at one ends of the pull pins; and seventhly, the positioning template and the welding ball template are dismounted, and the welding pull pins are obtained. According to the method, the steps are simple, pertinence is high, and the standardization and uniformity of the welding pull pins obtained through the method are good.
Owner:GUILIN UNIV OF ELECTRONIC TECH

Quantitative evaluation method of remote sensing image stripe noise

InactiveCN105427349ABanding noise is obviousHave horizontal comparabilityImage enhancementImage analysisDigital numberNoise level
The invention provides a quantitative evaluation method of remote sensing image stripe noise. The quantitative evaluation method comprises the following steps: reading evaluated remote sensing image attribute data, obtaining the line number data and the row number data of the pixel of the remote sensing image attribute data, obtaining the line mean value difference and the row mean value difference of an image DN (Digital Number) value through calculation according to a one-dimensional array model of a line or row; then, inputting the line mean value difference and the row mean value difference of the image DN value, and outputting the line mean value difference and the row mean value difference as the standard difference of the line or row; thirdly, inputting the line mean value difference and the row mean value difference of the image DN value, and obtaining a difference index of an image picture element through calculation; and finally, according to the output [Delta]v or [Delta]u value of the difference index of the image picture element, comparing a remote sensing image stripe noise level. The quantitative evaluation method can objectively evaluate the image stripe noise level, is convenient for laterally comparing different types of images, provides a quantitative reference index for remote sending data quality evaluation and a stripe elimination algorithm effect, can guarantee the effectiveness and the accuracy of the obtained remote sensing image data and is convenient to screen and utilize the remote sensing image.
Owner:THE FIRST INST OF OCEANOGRAPHY SOA

Platform and client implementation method for mobile phone network control technology

InactiveCN109150820ALow costEasy to promote and implementSubstation equipmentTransmissionClient-sideLocal area network
The invention provides a platform and client implementation method for a mobile phone network control technology. The method is composed of a mobile phone network control Internet information platform, a school administrator service station, an administrator mobile phone App application and a student mobile phone App application. The mobile phone network control Internet information platform is taken as an upper management layer and its client mobile phone application as the lower management layer, the school administrator service station is set up in a school. The mobile phone network controlInternet information platform is divided into a resource platform surface and a supervision platform surface which can share data. The school administrator service station adopts equipment mapping technology and connects with all mapping equipment in the school through the school local area network. The student mobile phone App uses mobile phone net sign, status customization, status response andother system strategies to implement the management of the client-side student mobile phones. The invention is used for the management and application of mobile phones of primary and middle school students, and can also be used for the mobile phone management of preschool children and university students, employees of government departments and enterprises.
Owner:朱德全

Assembly type waterproof suite allowing pipe body to penetrate through metal roof structure and mounting method thereof

The invention provides an assembly type waterproof suite allowing a circular pipe body to penetrate through a metal roof structure and a mounting method thereof. The assembly type waterproof suite comprises a drawing clamping bar, a waterproof cover and pressing strips. A penetration hole is formed in the middle of the waterproof cover. The waterproof cover is provided with a continuous and complete expansion part from the penetration hole to the peripheral edges. The edge of the penetration hole is arranged to be a roof fixing part. The penetration hole is arranged on the outer side of a roof pipe body above a roof in a sleeving mode. The drawing clamping bar is bound to the outer side of a pipeline fixing part. The roof fixing part is closely attached to the roof. The roof fixing part and the roof are pressed tightly through the pressing strips on the roof fixing part via screws. The assembly type waterproof suite has the advantages of being low in weight, good in waterproofness and shock resistance, short in construction cycle, capable of saving energy, friendly to environment, high in assembly degree and the like. The assembly type waterproof suite has advanced property and adaptability on architectural physical performance, waterproof constructivity measures and construction reasonability and convenience of a tubular body protruding out of the metal roof and provides a popularization direction of waterproofing application of the tubular body out of this type of the metal roof.
Owner:WUHAN SKYSTEEL BUILDING SYST ENG CO LTD

Multifunctional combined type pipe clamp

The invention discloses a multifunctional combined type pipe clamp. The multifunctional combined type pipe clamp comprises an upper clamping seat and a lower clamping seat, wherein an adjusting mechanism is arranged at the end, which is close to the lower clamping seat, of the upper clamping seat in the horizontal direction; the end, which is away from the adjusting mechanism, of the upper clamping seat is fixedly connected with a fastening bolt; substrates are separately arranged on the inner side wall of the upper clamping seat and the inner side wall of the lower clamping seat; the sides, which are close to vertical central axes of the substrates, of the upper clamping seat and the lower clamping seat are separately connected with spring columns by bolts; the ends, which are away from the upper clamping seat and the lower clamping seat, of the spring columns are separately connected with a first clamping portion and a second clamping portion by bolts; a threaded cap is welded to theouter surface of the bottom of the lower clamping seat; and a knob is arranged under the threaded cap. According to the multifunctional combined type pipe clamp, a pipe is convenient to mount owing to the combined type, furthermore, structure buffering performance is achieved, meanwhile, the pipe clamp can be adjusted according to the actual width of the pipe, thus, the using flexibility of the pipe clamp is improved, moreover, a good supporting effect is achieved, and the application prospect is good.
Owner:慈溪铭展工贸有限公司

Hollow fiber member package assembly, hollow fiber membrane testing assembly and hollow fiber membrane testing system

The present invention provides a hollow fiber membrane package assembly, which is mainly used for testing the filtration performance of a hollow fiber membrane, and comprises a membrane package pipe, a sealing member and a first joint, wherein the membrane package pipe has a cylindrical structure, the sealing member comprises a cylindrical main body, the cylindrical main body is connected on the outer wall of the membrane package pipe in a sleeved manner, the first joint is connected on the outer wall of the cylindrical main body in a sleeved manner, interference fit is formed between the cylindrical main body and the membrane package pipe, and interference fit is formed between the first joint and the cylindrical main body. The present invention further provides a hollow fiber membrane testing assembly and a hollow fiber membrane testing system. According to the present invention, the sealing performance of the hollow fiber membrane package assembly is good, and the hollow fiber membrane is sealed by using the multiple joint and the sealing member so as to avoid the water leakage problem; the testing result obtained through the hollow fiber membrane testing system is accurate and reliable, and has the uniformity and the reference value; and the used joints are the standard parts, and have characteristics of wide source and reusing.
Owner:GREE ELECTRIC APPLIANCES INC

Odor concentration OU value algorithm based on multi-component gas detector sensor array

The invention discloses an odor concentration OU value algorithm based on a multi-component gas detector sensor array, and the algorithm comprises the steps: building an odor concentration OU value calculation formula in multiple scenes based on a combined variable, a specific gravity coefficient and a comprehensive adjustment coefficient; acquiring each gas concentration value acquired in the multi-component gas detector sensor array; determining an application scene; and according to the application scene, substituting the obtained gas concentration values into an odor concentration OU valuecalculation formula in the corresponding scene to obtain an odor concentration OU value. According to the invention, a PLS mathematical analysis model is established without artificial olfactory discrimination of result values; the odor concentration OU value of the actual environment is directly calculated according to the theoretical olfaction threshold parameter of the odor key gas factor in combination with the empirical coefficient of the application scene; according to the method, subjective interference and instrument debugging cost are reduced, monitoring results are objective, data results of the same application scene have uniformity and comparability, the calculation process is simple and visual, and the goodness of fit with odor concentration theoretical results is high.
Owner:ENSOUL TECH LTD
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