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43results about How to "Intuitive identification" patented technology

Identification method for pavement quality grade on basis of information of longitudinal section of road

The invention discloses an identification method for the pavement quality grade on the basis of information of the longitudinal section of a road. The identification method mainly comprises the following steps: (1) extracting effective information about elevation of the longitudinal section of a road and establishing a road database; (2) generating a power spectral density (PSD) curve in sections, and carrying out band-pass filtering processing; (3) extracting PSD pavement characteristic parameters, i.e., a pavement unevenness coefficient and a frequency index; (4) establishing a PSD pavement characteristic parameter database, and drawing a PSD characteristic parameter probability density distribution diagram; (5) converting the PSD characteristic parameters into IRI (International Roughness Index) values, generating a three-dimensional map and marking out road-quality-grade contour lines; and (6) quantitatively calculating the quality-grade distribution condition of the road. The identification method disclosed by the invention has the beneficial effect that with integration of the advantages of pavement evaluation methods such as a PSD method and an IRI method, and on the basis of the information about elevation of the longitudinal section of the road, the quality-grade distribution condition of the tested road is quantitatively identified.
Owner:JILIN UNIV

Swine plague detecting method and system

PendingCN108766586AFacilitate early detectionReduce the risk of contracting porcine erysipelasEpidemiological alert systemsOther apparatusEar tagLivestock breeding
The invention discloses a pig plague detecting method and system, and belongs to the field of livestock breeding application. The method comprises the following steps: acquiring the body temperature,movement, the sulfide concentration and the hemoglobin concentration change of a pig in the T time period by using a smart ear tag, and transmitting the data to a management terminal; allowing the management terminal to analyze the data to form the actual body temperature, the actual movement mount, the actual sulfide concentration, the actual hemoglobin concentration change curve of the pig, analyzing each curve to determine if the pig is in the pig plague state; and allowing the management terminal to inform the staff to check the pig if so. The system includes the management terminal capable of performing data analysis and outputting results, and the smart ear tag capable of detecting the body temperature, the movement amount, the sulfide concentration, and the hemoglobin concentrationand communicating with the management terminal. The pig plague detecting method and system are conducive to the early detection of swine plague, preventing a large number of infections, effectively reducing losses, and also reducing the risk of workers infected with swine erysipelas.
Owner:郑州飞铄电子科技有限公司

Method and system for generating composite anti-fake document

The invention relates to the field of an anti-fake technology, in particular to a method and a system for generating a composite anti-fake document. The method comprises the steps that an appointed-form anti-fake graph is added to an appointed document page to generate an anti-fake document page according to a prearranged rule, wherein the anti-fake graph is one or some of an anti-fake shading graph, an anti-copying graph and a two-dimension code graph; a request command triggered by a user is received, an anti-fake document page appointed by the request command is encoded and is issued to a client; the received anti-fake document page is decoded by the client and an anti document is formed in a combined mode. The system comprises a server end used for generating the anti-fake document page, encoding the anti-fake document page appointed by the request command and insuring the anti-fake document page to the client and the client used for decoding the received anti-fake document page and forming the anti-fake document in a combined mode. The method and the system for generating the composite anti-fake document reduce the situation that a consumer has difficulty identifying the true and false of a document, and improve the anti-fake effect of the anti-fake document.
Owner:广州市尊网商通资讯科技有限公司

Handheld electric drill

The invention discloses a handheld electric drill, and belongs to the technical field of electric tools. The handheld electric drill mainly comprises a shell body, a power shaft is mounted in the shell, the two ends of the shell body are provided with a front bearing end cap and a rear bearing end cap respectively, the space defined by the front bearing end cap, the rear bearing end cap and the shell forms a bearing chamber, and lubricating oil is filled in the bearing chamber. A handheld part is connected to one end, close to the rear bearing end cap, of the shell, the end portion of the handheld part is connected to an oil tank, the oil tank is communicated with the bearing chamber through an oil inlet pipe and an oil return pipe, a first power pump is arranged on the end portion, located inside the oil tank, of the oil inlet pipe, the handheld part is provided with a hollow power source mounting chamber, an electromotor is mounted in the power source mounting chamber, the electromotor is in transmission connection with a power shaft through a bevel gear pair, and the oil inlet pipe and the oil return pipe both penetrate through the power source mounting chamber. According to the handheld electric drill, lubricating oil lubrication is achieved, the service life of the handheld electric drill is prolonged, and the handheld electric drill is widely applied to the processing and manufacturing of electric tools.
Owner:NINGBO HANPU TOOLS

Distributed energy storage safety monitoring method and Internet of Things system

The invention discloses a distributed energy storage safety monitoring method and an Internet of Things system, and the method comprises the steps: monitoring and sensing the operation data of LNG storage equipment through a data collection unit, carrying out the symmetric encryption of the sensing information, and transmitting the information to an LNG distributed energy management platform through a corresponding sensing network platform; the management platform decrypts the encrypted sensing information, judges abnormal data in the sensing information according to an abnormal judgment condition, and performs pseudo data verification and labeling at the same time; performing anomaly prediction analysis and alarm on the equipment operation data according to an early warning mechanism; according to the tank container number of the equipment corresponding to the abnormal data, giving an alarm prompt to field maintenance personnel, and carrying out inspection processing; and the field maintenance personnel performs bidirectional confirmation with the management platform after completing inspection processing. According to the invention, abnormal data can be judged, pseudo data verification and screening can be carried out on the abnormal data, an alarm prompt is sent to maintenance personnel through an early warning mechanism, abnormal storage equipment is maintained, and the safety supervision efficiency of energy storage is improved.
Owner:成都普惠道智慧能源科技有限公司

Method and system for establishing trends of multiple security varieties

The invention provides a method and system for establishing trends of multiple security varieties and belongs to the field of computer information processing. The method provided by the invention comprises the steps of data acquisition, model establishment and trend construction, wherein during the data acquisition, data of each security variety in a security market is acquired; during the model establishment, a three-dimensional structure model of the trends of the multiple security varieties is established, three-dimensional coordinate axes of the three-dimensional structure comprise an N axis, a T axis and a Y axis which are perpendicular mutually, N denotes the quantity of the security varieties, T denotes time, and Y denotes an increase range of the securities varieties; and during the trend establishment, the trends of the multiple securities varieties are established according to the acquired data and the established three-dimensional structure model. The method and the system provided by the invention have the beneficial effects that the relative trends of the multiple security varieties can be expressed more visually and clearly; a user can compare and distinguish each security variety more easily; and thus, security investment efficiency of the user can be increased.
Owner:深圳海知科技有限公司

Variable local holographic anti-counterfeiting safety line and preparation method thereof

InactiveCN109979308AWith holographic anodized aluminum effectIntuitive identificationStampsIdentification meansInformation layerSafety wire
The invention relates to an anti-counterfeiting safety line, in particular to a variable local holographic anti-counterfeiting safety line and a preparation method thereof. The variable local holographic anti-counterfeiting safety line includes a plastic film layer, a permanent embossing information layer and a positioning embossing layer which are arranged in sequence from top to bottom; the lower portion of the positioning embossing layer is sequentially provided with a local hollow printing layer and a local aluminum coated layer which contain partial variable information respectively, thepartial variable information is combined to form complete variable information, each piece of partial variable information includes a two-dimensional code, a release layer is arranged between the local hollow printing layer and the local aluminum coated layer, and the lower portion of the corresponding local aluminum coated layer is provided with a hidden ink layer. According to the anti-counterfeiting safety line, a holographic pattern is combined with a printing pattern, the variable information has a holographic alumite effect and is not easy to imitate, identification is simple, the anti-counterfeiting effect is good, the variable information is destroyed when the safety line is taken out from paper, and secondary use can be effectively prevented. The preparation method is scientific,reasonable, simple and easy to perform.
Owner:SHANDONG TAIBAO PREVENTING COUNTERFEIT

Book management system capable of realizing book borrowing and returning through one-step operation

The present invention discloses a book management system capable of realizing book borrowing and returning through one-step operation. The book management system includes a hardware system and a software system; the hardware system includes an RFID hardware system and a computer terminal; and the software system includes an application program and a dedicated plug-in program. According to the bookmanagement system, the application program for managing information and the RFID hardware system are combined through one computer device and one dedicated plug-in program, so that the combination ofhardware and software can be realized; by means of simplified operation through which two steps can be combined into one step, even kindergarten children can borrow books by themselves conveniently;the book borrowing and returning display interface of the book management system is modified to be an interface where picture display dominates, so that readers such as the kindergarten children can directly recognize information on the interface and do not tend to make mistakes; and the system can be connected with library systems through small reader-writers adopting the same protocol, and therefore, costs can be greatly reduced, and class libraries and home libraries which are difficult to popularize because of prices can be established.
Owner:贾阳新

Variable partial holographic logic corresponding information anti-fake marker and manufacturing method thereof

InactiveCN109949695AWith holographic anodized aluminum effectIntuitive identificationStampsIdentification meansGraphicsInformation layer
The invention relates to an anti-fake marker and in particular relates to a variable partial holographic logic corresponding information anti-fake marker and a manufacturing method thereof. The anti-fake marker comprises a plastic membrane layer, a two-dimensional code printing layer, a permanent mold pressing information layer, a positioning mold pressing layer, a color layer and an adhesive layer which are arranged in sequence from top to bottom, wherein a partial hollow printing layer and a partial aluminum plating layer are sequentially arranged below the positioning mold pressing layer; the partial hollow printing layer and the partial aluminum plating layer respectively comprise a part of variable information and form complete variable information after being combined; a two-dimensional code of the two-dimensional code printing layer has a corresponding relationship with the variable information; the variable information is a variable graphic diagram and/or variable digits; and an invisible ink layer is arranged below the partial aluminum plating layer correspondingly. With the combination of holographic patterns and printing patterns, the variable information has a holographic alumite effect, the two-dimensional code has the corresponding relationship with the variable information, and is not easy to imitate, simple to identify, good in anti-fake effect and high in anti-transferring property, and the manufacturing method of the anti-fake marker is scientific and reasonable and simple and feasible.
Owner:SHANDONG TAIBAO PREVENTING COUNTERFEIT

A road surface quality grade identification method based on road profile information

The invention discloses an identification method for the pavement quality grade on the basis of information of the longitudinal section of a road. The identification method mainly comprises the following steps: (1) extracting effective information about elevation of the longitudinal section of a road and establishing a road database; (2) generating a power spectral density (PSD) curve in sections, and carrying out band-pass filtering processing; (3) extracting PSD pavement characteristic parameters, i.e., a pavement unevenness coefficient and a frequency index; (4) establishing a PSD pavement characteristic parameter database, and drawing a PSD characteristic parameter probability density distribution diagram; (5) converting the PSD characteristic parameters into IRI (International Roughness Index) values, generating a three-dimensional map and marking out road-quality-grade contour lines; and (6) quantitatively calculating the quality-grade distribution condition of the road. The identification method disclosed by the invention has the beneficial effect that with integration of the advantages of pavement evaluation methods such as a PSD method and an IRI method, and on the basis of the information about elevation of the longitudinal section of the road, the quality-grade distribution condition of the tested road is quantitatively identified.
Owner:JILIN UNIV

A fault identification method for single-end protection of DC power grid

ActiveCN113030653BMeet the quick action requirementsImprove the ability to withstand transition resistanceEmergency protective circuit arrangementsElectric power transfer ac networkElectrical resistance and conductanceFault occurrence
The invention relates to a fault identification method for single-end protection of a DC power grid: the instantaneous current of the line is collected in real time, and when the current change rate exceeds the protection start threshold g, it is judged that a fault occurs and the fault current is obtained; the fault current is determined according to the fault current Modulus component and linear mode component increment, determine the threshold scaling factor according to the current change rate K when the fault occurs: adaptively set the fault protection threshold in the zone according to the threshold scaling factor, and construct the phase plane of the fault current modulus amplitude; for For different fault types, obtain the phase plane locus of the fault current modulus amplitude, compare the fault current modulus with the preset protection threshold, and determine the fault occurrence area and fault pole according to the comparison result to realize protection. The present invention improves and perfects the problems of the prior art, such as limited ability to withstand transition resistance, difficulty in meeting the requirements of quick movement, and low detection sensitivity of terminal high-resistance faults, and improves the operation stability of the DC power grid.
Owner:CHONGQING UNIV

A kind of culture medium for identification of Phellinus mulberry and its preparation method and application

The invention discloses a culture medium for identifying Phellinus mulberry, a configuration method and application thereof, and belongs to the field of biotechnology. The medium for identifying Phellinus mulberry of the present invention comprises the following components: silkworm excrement powder, KH 2 PO 4 , MgSO 4 1. Water, the mass ratio of which is 41.25:0.3:0.15:58.3, the pH value of the culture medium is 8.5-8.8, and then sterilized at 121°C for 30 minutes to make a culture medium for identification of Phellinus mulberry. Only the real mycelium of Phellinus mulberry can grow normally in the identification medium of Phellinus mulberry, while other strains cannot grow normally in the identification medium of Phellinus mulberry. The Phellinus mulberry strain was cultured and preserved in the above-mentioned identification medium for a long time, and no degradation, variation, etc. of the Phellinus mulberry strain was found within 5 years, and the Phellinus mulberry fruiting bodies could be successfully induced without rejuvenation. It proves that the culture medium can not only identify the real Phellinus mulberry, but also is completely suitable for the long-term preservation of the fungus Phellinus mulberry.
Owner:JIANGSU UNIV OF SCI & TECH

A test bench management method, a test bench management system, and test equipment

This application discloses a test bench management method, a test bench management system, and experimental equipment. In the configuration stage, the identity information of the corresponding experimental instrument and the identity information of the experimental bench where the experimental instrument is located is obtained through the IP of each experimental instrument, and according to these information Prepare the test bench configuration information reflecting the corresponding relationship between each test bench and each experimental instrument, so as to facilitate the management and maintenance of the test bench and experimental instruments in the future. In the monitoring stage, scan commands are sent to each experimental instrument to obtain the identity information of the experimental platform where each experimental instrument is currently located, and compare the identity information of the experimental platform where the experimental instrument is currently located with the experimental platform configuration information obtained when configuring the experimental instrument , so that it is convenient for technicians to judge in real time and intuitively whether the experimental instrument has moved and what kind of movement has occurred. The present invention greatly saves labor costs, time costs and money input costs, and significantly improves management efficiency.
Owner:SHENZHEN CITY SIGLENT TECH
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