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55results about How to "Implement security checks" patented technology
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Main-branch station mode based intelligent power system scheduling command ticket automatic generation system
InactiveCN101183802AImplement security checksData processing applicationsAc-dc network circuit arrangementsGraphicsMain branch
The invention relates to an intelligent automatic generation system of the dispatch commands ticket for the power system, comprising a data acquisition centre, an information display centre and a processing centre of operation ticket. The invention has the advantages of acquiring the real-time state information, refreshing the real-time state of each primitive of the current station, explaining the real-time remote communication information from the field RTU, automatically generating the slave power-switch operation ticket on the graphic with the inference model of the expert system according to the switching rules module and the operation ticket management module, simulating and previewing and achieving safe checking, and automatically generating the comprehensive commands ticket and the term by term commands ticket according to the task requirements of the dispatcher.
Owner:SHENZHEN POLYTECHNIC
Train type recognition method and system as well as safety inspection method and system
ActiveCN105426922AImplement security checksRealize automatic identificationImage enhancementImage analysisFeature parameterDigital camera
The invention relates to a train type recognition method and system as well as a safety inspection method and system. The train type recognition method disclosed by the invention comprises the following steps: continuously shooting an inspected train by using a line-scan digital camera which moves opposite to the inspected train so as to generate a plurality of train sub-images; splicing the train sub-images so as to obtain a train image of the inspected train; extracting at least one train characteristic parameter from the train image; comparing the at least one train characteristic parameter with a pre-stored train type template; and automatically determining the train type of the inspected train according to the comparison result.
Owner:NUCTECH CO LTD
Sparse array three-dimensional imaging security check device and method
ActiveCN111158057AImplement security checksReduced hardware requirementsDetection using electromagnetic wavesRadio wave reradiation/reflectionComputer hardwareEngineering
The invention discloses a sparse array three-dimensional imaging security check device and method, and relates to the sparse array three-dimensional imaging security check device and method, and the device comprises a sparse antenna array, a radio frequency receiving and transmitting front end, a signal processing module, a display module, and one or more manual processing seats. Under the controlof the signal processing module, the position information of the human body is determined through coarse scanning, and then the device is controlled by the signal processing module to enter a fine scanning mode according to the position information of the human body. Under the fine scanning mode, the signal processing module sends a scanning instruction, the radio frequency transmit-receive frontend generates and transmits a radio frequency signal through the sparse antenna array, and after the radio-frequency signal interacts with the target, echo signals reflected by a target are receivedby the sparse antenna array, processed by the radio frequency transmit-receive front end, transmitted to the signal processing module, subjected to analog-to-digital conversion in the signal processing module, calibrated and imaged, and then imaging processing results are sent to the detection module and the manual processing seat respectively. And finally, whether the detected person carries dangerous goods or not is determined in a mode of combining automatic detection and manual seat processing.
Owner:BEIJING RES INST OF TELEMETRY +1
Medium and long term electric quantity safety checking method, device and system based on SCUC
ActiveCN109447510AImprove the level of long-term scheduling analysis and decision-makingImplement security checksResourcesSystems intergating technologiesPower flowStart stop
The invention discloses a medium and long term electric quantity safety checking method, device and system based on SCUC, and the method comprises the steps of obtaining various optimization data, anddetermining an optimization space for the medium and long term electric quantity safety checking; establishing a safety constraint unit combination model according to actual operation conditions of the power grid; using a power plant within the research range as an electric quantity checking object, establishing the electric quantity balance constraint of the power plant, setting the optimizationtarget to minimize the deviation between the power generation amount of the power plant and the planned electric quantity, and obtaining an optimization model for medium-and-long-term electric quantity safety checking; solving and obtaining the unit start-stop state, the active power output, the branch power flow and the electric quantity deviation of the power plant in each time period, obtaining a medium-and-long-term electric quantity safety check conclusion, and obtaining a blocking section power flow result influencing the execution of the electric quantity plan. The method is helpful for quantitatively analyzing safety risks possibly caused by the medium-and-long-term electric quantity plan to power grid operation and improving the medium-and-long-term scheduling analysis decision level of the power grid.
Owner:NARI TECH CO LTD +5
Monthly power generating plan optimization and safety checking method based on load characteristic periods
ActiveCN107276065AGuaranteed calculation accuracyImprove computing efficiencyData processing applicationsLoad forecast in ac networkFeature extractionElectric power system
The invention provides a monthly power generating plan optimization and safety checking method based on load characteristic periods. The method includes the steps of I collecting basic data, II extracting characteristic periods of a load curve, III modeling monthly set combination, IV modeling electric quantity safety checking, V solving the monthly set combination and the safety checking, and VI displaying and outputting the results. In order to solve the problem of high dimension and large scale optimization of monthly plan compiling, a period reduction method based on load curve characteristic extraction is provided. The calculating efficiency is improved under the prerequisite of ensuring calculating precision, and the transaction (plan) execution and safety constraint of a power grid are considered directly from electric quantity perspective, the trend of electric power and electric quantity conversion is not needed, and safety checking of electric power and electric quantity decoupling is realized. The assessment of transmitting demand and capability of a power transmission channel is realized, and integrated modeling and solving of monthly set combination and the electric power and electric quantity safety checking are realized.
Owner:CHINA ELECTRIC POWER RES INST +2
Train number and type recognition method and system, and safety check method and system
ActiveCN105447528AImprove efficiencyEasy to useColor televisionImage enhancementDistortionHorizontal diameter
The invention relates to a train number and type recognition method, a train number and type recognition system, a safety check method and a safety check system. The train number recognition method comprises the steps of continuously shooting a train to be checked by using a linear array camera which moves relative to the train to be checked, and thereby generating a plurality of train sub-images; splicing the plurality of train sub-images to obtain a spliced image; correcting the distortion of the spliced image to obtain a corrected image; and recognizing the train number from the corrected image. The step of correcting the distortion of the spliced image comprises the sub-steps of extracting the profile of each wheel from the spliced image, and obtaining a ratio of the horizontal diameter to the vertical diameter of each wheel from the corresponding wheel profile; if the ratio is more than a first predefined threshold, horizontally compressing the spliced image according to the ratio; and if the ratio is less than a second predefined threshold, horizontally stretching the spliced image. According to the methods and systems provided by the invention, automatic recognition of the train type and safety check of the train can be achieved with high efficiency and good usability.
Owner:NUCTECH CO LTD
Communication safety verification method and device thereof
ActiveCN104038490AImplement security checksImprove securityTransmissionCommunications securityClient-side
The invention discloses a communication safety verification method. The method comprises the steps: a client generates a client token and transmits the client token to the server; the client receives validation information returned by the server, wherein the validation information takes the client token and a server token generated by the server, and the server token is used for exclusively identifying information sent by the sever; the client verifies the client token taken in the validation information, and returns first confirmation information with the server token to the server; when the client receives second confirmation information returned by the server, the communication safety is determined between the client and the server. The invention further discloses a client and a server. By adopting the method, the communication safety can be improved.
Owner:KENIU NETWORK TECH BEIJING
Delivery system allowing delivery boxes to be automatically recycled
ActiveCN102765589AAvoid labor intensityCompact structureControl devices for conveyorsMechanical conveyorsEngineeringSlide plate
The invention provides a delivery system which is matched with safety inspection equipment and allows delivery boxes to be automatically recycled. The delivery system comprises the safety inspection equipment (13), a smooth platform (1) on which objects of customers are placed, the delivery boxes (2) for loading and delivering luggage, a belt conveyer (3), an accumulation and delivery device (5), a delivery box empty judgment system (7), a suspicious object tracking alarm system (4), a diverter (8), a stainless steel roller machine or sliding plate (9), a belt type flat conveyer (10), an inclined belt conveyer (11) and a spare platform (12). The delivery system has the advantages that the whole delivery system is compact in structure; a single row of conveyers are adopted, so that the delivery system occupies a small area; the customers can conveniently pick up and place the luggage; the suspicious object tracking alarm system is additionally arranged, so that a path through which the suspicious object is directly delivered to an unpacking platform is eliminated; the delivery box empty judgment system is additionally arranged, so that the labor intensity of security staff is reduced; and by the delivery system, self-service security inspection of hand luggage of the customers can be realized.
Owner:THE FIRST RES INST OF MIN OF PUBLIC SECURITY +1
Active request-based private number dynamic allocation system
ActiveCN112671864AReduce cumbersome proceduresImprove the timeliness of binding allocationUser identity/authority verificationHigh level techniquesThird partyCall control
The invention relates to the technical field of communication, in particular to an active request-based private number dynamic allocation system, which comprises a private number platform, a third-party platform and an operator, and is characterized in that the private number platform and the third-party platform are respectively provided with a platform private number pool and a third-party private number pool; the private number platform acquires a call request for calling an intermediate number in a private number pool by a calling number through a core network of the operator, and is used for initiating a query request to the third-party platform according to the call request; and a query request is sent to a third-party platform, so that the third-party platform dynamically allocates a continuous called number according to the query request and a set allocation strategy, and returns the called number and call control information to the private number platform, and the private number platform performs continuous call by using core network roaming of the operator. According to the invention, the updating timeliness of the intermediate number binding relationship can be improved, and the updating process of the intermediate number binding relationship can be simplified.
Owner:广西东信易通科技有限公司
Person safety inspection system
ActiveCN102590236AAchieve synthesisImprove accuracyMaterial analysis by electric/magnetic meansGeological measurementsParticulatesRadioactive agent
A person safety inspection system includes a passage and an ion migration spectrometer, wherein the passage provides an inspection space totally or partially isolated from the surrounding environment, and at least one sub-passage for a to-be-inspected person to pass is arranged in the inspection space; the ion migration spectrometer is used for ionizing the matter particulate or gas emitted or evaporated from the to-be-inspected person into the atmosphere in the passage, and measuring the migration rate thereof under the electric field action, so as to facilitate matter identification. Furthermore, at least a device for inspecting radioactive matter is arranged in the passage for inspecting whether the to-be-inspected person is with the radioactive matter. Each device for inspecting the radioactive matter is used for inspecting one or multiple sub-passages.
Owner:NUCTECH CO LTD
Upgrade verification method, device, terminal and system
ActiveCN109862099AGuaranteed legalityImplement security checksTransmissionSoftware deploymentComputer terminalComputer engineering
The invention discloses an upgrade verification method, device, terminal and system. The method comprises the steps that the terminal sends an upgrade query request to a control server; the control server sends upgrading and downloading information to the terminal, the upgrading and downloading information comprises a downloading address of an upgrading package, upgrading version information and first verification information, and the first verification information is used for verifying a downloading source of the upgrading package; the terminal sends a download request of an upgrade package corresponding to the upgrade version information to a download server based on the download address; the download server sends an upgrade package and second verification information to the terminal, wherein the second verification information is used for verifying the type and the upgrade version of the upgrade package; the terminal verifies the first verification information; when the verificationis passed, the terminal verifies the second verification information; and when the second verification information passes the verification, the terminal executes an upgrade operation based on the upgrade package.
Owner:ZHEJIANG GEELY AUTOMOBILE RES INST CO LTD +1
Power grid operation instruction verification method and system based on data mining
ActiveCN110175324AGuaranteed operational safetyReduce accidentsData processing applicationsNatural language data processingElectricitySCADA
The invention discloses a power grid operation instruction verification method and system based on data mining, and the method comprises the steps: S101, being electrically connected with an SCADA system, and being used for collecting the real-time operation data of equipment in the operation of a power grid; S102, analyzing the power grid operation instruction data through a digital mining technology, and establishing a verification model; S103, according to the verification model, matching an operation rule template corresponding to the operation equipment in an operation specification library; S104, generating an operation instruction according to the operation rule template obtained through matching; S105, comparing the operation state of the equipment with real-time operation data ofthe equipment in power grid operation under the operation instruction. By verifying the operation instruction, the correctness of the operation instruction can be verified, so that the probability ofaccident events caused by misoperation is reduced, the working efficiency of a dispatcher can be improved, the working pressure of the dispatcher is greatly reduced, and the effect of doubling the result with half the effort can be achieved.
Owner:GUIZHOU POWER GRID CO LTD
Method for realizing safe clear distance of power distribution unit in three-dimensional space
ActiveCN101799940AImplement security checksThe result is safe and reliable3D modellingThree-dimensional spaceElectric power
The invention relates to the field of electric power engineering three-dimensional design, in particular to a method for realizing a safe clear distance of a power distribution unit in three-dimensional space. By setting a power distribution unit parameter database and power distribution unit indexes and reading a corresponding charged safety radius value of the power distribution unit in the power distribution unit parameter database, a spherical virtual charged area can be generated by taking the selected power distribution unit charged point as the center of a circle and taking the charged safety radius value as the radius. Due to the adoption of the technical scheme, the safe clear distance of the power distribution unit can be simply and clearly expressed in a three-dimensional design system, and the power distribution unit can be adjusted according to results.
Owner:POWERCHINA HEBEI ELECTRIC POWER SURVEY & DESIGN INST CO LTD
Security checking method and security checking device and security checking equipment of programmable-controller program
ActiveCN108681503AImplement security checksSoftware testing/debuggingProgramme control in sequence/logic controllersSoftware engineeringSecurity check
The invention provides a security checking method and a security checking device and security checking equipment of a programmable-controller program. The method includes: obtaining a state transitionmodel according to the programmable-controller (PLC) program of a to-be-checked service system, wherein the state transition model indicates all service states which the to-be-checked service systemmay have in a running process of the to-be-checked PLC program and transition relationships among all the service states; obtaining a logical proposition set used for describing service security checking rules; and carrying out finding on all of the service states in the state transition model according to the logical proposition set to obtain abnormal service states not conforming to the logicalproposition set and abnormal transition relationships containing the abnormal service states. According to the method, security checking for the service rules is realized, and checking accuracy on service security of the PLC program is improved.
Owner:HANGZHOU DIANZI UNIV
Vehicle anti-theft anti-fake management system
InactiveCN102054353AImprove confidentialityFunction increaseRoad vehicles traffic controlAnti-theft devicesEngineeringRoad surface
The invention relates to the technical field of wireless transmission, in particular to a vehicle anti-theft anti-fake management system. The system comprises a wireless radio frequency identification electric identity card arranged on a vehicle, a fixed reader, a desktop card distributor and a control center, wherein the wireless radio frequency identification electric identity card is used for inputting, saving and reading vehicle comprehensive information and management data of a traffic management department; the fixed reader is electric identity card information acquisition equipment, is a fixed base station arranged on an outdoor road or a site, and is used for acquiring data when vehicle passes through; a backstage management center of the desktop card distributor is used for distributing electric identity card equipment; and the control center is arranged in the traffic management department, and comprises a server and a database for the working process of a whole control system. The electric identity card is distributed for each vehicle, and is attached inside the windshield of the vehicle; the fixed reader is arranged on the specific road or the site, and is used for automatically acquiring the vehicle information when the vehicle passes through and transmitting the information to the control center so as to realize vehicle monitor. The vehicle anti-theft anti-fake management system is convenient for police and traffic and traffic police to handle public affairs, and can effectively realize treatment on the theft, robbery and other illegal phenomena.
Owner:杨金龙
Safety control method, operation and management billing system, application store and mobile terminal
ActiveCN103428667AImplement security checksEnsure safetyAccounting/billing servicesSecurity arrangementSafety controlUser identifier
The invention provides a safety control method, an operation and management billing system, an application store and a mobile terminal. The safety control method includes the following steps that: billing short messages sent by the mobile terminal are received, wherein the billing short messages includes short message billing service content, random numbers and first security verification information, wherein the short message billing service content includes application identifiers of mobile terminal applications; according to user identifiers and the application identifiers of the mobile terminal, safety serial numbers and application version identifiers corresponding to the user identifiers and the application identifiers are obtained, and an abstract encryption algorithm is adopted to perform encryption on the short message billing service content, the safety serial numbers, the application version identifiers and the random numbers according to a set sequence so as to obtain second security verification information; and when the first security verification information is the same with the second security verification information, the mobile terminal applications are billed. With the safety control method, the operation and management billing system, the application store and the mobile terminal of the invention adopted, short message billing safety in stand-along applications downloaded in the application store can be ensured.
Owner:HUAWEI SOFTWARE TECH
WIFI connecting state detecting method, WIFI connecting state displaying method, WIFI connecting state detecting device, WIFI connecting state displaying device, server and terminal equipment
InactiveCN107347184AImplement security checksEnsure safetyConnection managementData switching networksWifi networkTerminal equipment
The invention discloses a WIFI connecting state detecting method, a WIFI connecting state displaying method, a WIFI connecting state detecting device, a WIFI connecting state displaying device, a server and terminal equipment. The WIFI connecting state detecting method is applied to a server and comprises the steps of receiving a WIFI connecting request, and acquiring WIFI identification information of the current WIFI, wherein the WIFI identification information of the current is carried in the WIFI connecting request; determining state information which corresponds with the WIFI identification information according to the WIFI identification information; and transmitting a WIFI connecting response which carries the state information which corresponds with the WIFI identification information. According to the WIFI connecting state detecting method, the state information which corresponds with the WIFI identification information is determined according to the WIFI identification information of the current WIFI, wherein the WIFI identification information of the current WIFI is carried in the received WIFI connecting request; and furthermore the searched state information is transmitted, thereby realizing safety inspection before WIFI connection, preventing a risk after WIFI connection, and ensuring network using safety of a user in connecting with the WIFI.
Owner:BEIJING QIHOO TECH CO LTD
Vehicle reflective mark detection method, device and equipment
ActiveCN108629344AConvenient security checkFacilitate security checksScattering properties measurementsCommerceReflection coefficientReal-time computing
The invention provides a vehicle reflective mark detection method and device and equipment. The method comprises the steps that the image information of a vehicle reflective mark is collected; the image information is analyzed to determine the authentication information of the vehicle reflective mark; authentication information in a preset authentication database is matched to determine whether the vehicle reflective mark is qualified. According to the technical scheme of the invention, the authentication information is matched in the preset authentication database; the retroreflection coefficients of the vehicle reflective mark is measured; and the determined retroreflection coefficient average value is compared with the maximum retroreflection coefficient standard value and the minimum retroreflection coefficient standard value to comprehensively judge the degree of conformity of the vehicle reflective mark, which is beneficial to vehicle safety inspection and traceability anti-counterfeit of vehicle reflective mark products.
Owner:广州市腾畅交通科技有限公司
Safety checking method and device for long-term transaction in electricity market and electronic equipment
PendingCN114519443AImplement security checksGuaranteed safe operationFinanceForecastingPower flowElectricity market
The invention provides a safety checking method and device for long-term transactions in an electricity market and electronic equipment, and the safety checking method comprises the following steps: obtaining a transaction checking power flow section of a future power grid model according to the prediction of a power grid system and an operation state thereof in a transaction time range; according to the power grid operation safety constraint, constructing a transaction checking model satisfying the power grid safety margin and the power transmission channel capability; according to the transaction adjustment strategy and the security constraint of the electric quantity contract, constructing a transaction decision model satisfying different adjustment strategies so as to realize execution of the electric quantity contract; and according to the transaction checking power flow section, the transaction checking model and the transaction decision model, obtaining an output unit combination satisfying safe operation of the power grid, and realizing safety checking of long-term transactions in the electricity market. According to the safety checking method and device and the electronic equipment provided by the invention, the safety checking of medium and long-term transactions can be realized, the safe operation of a power grid is ensured, and the coordination of medium and long-term power grid operation and market operation is realized.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO +1
Digital asset risk management and control system and method based on big data
PendingCN111221802AAvoid idlingRapid processing controlDatabase management systemsFinanceBusiness enterpriseControl system
The invention discloses a digital asset risk management and control system and a method based on big data. The system comprises a cloud platform server, a system data layer, a system operation layer and a system function layer, the system data layer comprises a networking big database and an enterprise asset database, and the networking big database and the enterprise asset database are both in bidirectional connection with the cloud platform server. According to the digital asset risk management and control system and the method based on big data, standard data source processing can be realized; the situation that invalid data processing and processing flow are disordered is prevented; a lot of manpower and material resources are saved; and meanwhile, the system data assets are subjectedto clear classification planning processing, so that the processing rate is greatly improved, the situations that the data assets are idle and low-efficiency decisions are made are avoided, the data assets are well cleaned and efficiently and quickly processed and controlled, and the data asset control work of a user is greatly facilitated.
Owner:天津大米科技有限公司
System and method for safely verifying domain name ownership during years of SSL certificate application
ActiveCN114244516ANo operation permission requiredImprove securityUser identity/authority verificationDomain nameSecurity validation
The invention relates to a system and a method for safely verifying domain name ownership during years of SSL certificate application, and the system comprises an order module which is used for receiving a certificate request of an applicant and agenting the applicant to send an application to a CA mechanism; the mail service module is used for providing an appointed unique mailbox for receiving the verification mail for the applicant and receiving the verification mail sent by the CA; and the automatic verification module is used for automatically analyzing the verification mail received by the verification mail service module. Compared with the prior art, the method has the advantages of automatic verification, simplicity in operation, safety in verification, guarantee of safety of cross-account verification and the like.
Owner:TRUSTASIA TECH INC
Security inspection system for digital isolation sandbox
InactiveCN110971612AImplement security checksPrevent leakagePlatform integrity maintainanceTransmissionSoftware engineeringData acquisition
The embodiment of the invention discloses a security inspection system for a digital isolation sandbox. The system comprises a data acquisition module, a one-way transmission module and a security check module, and the data acquisition module is connected with a digital isolation sandbox system and used for acquiring a to-be-checked digital isolation sandbox from the digital isolation sandbox system; the one-way transmission module is connected with the data acquisition module and is used for unidirectionally transmitting the to-be-inspected digital isolation sandbox to the security inspectionmodule; and the security inspection module is connected with the one-way transmission module and is used for identifying the to-be-inspected digital isolation sandbox and carrying out safety inspection on the to-be-inspected digital isolation sandbox to obtain an inspection result. Through the technical scheme of the invention, the security check of the digital isolation sandbox system in the multi-user competition mode can be realized, and meanwhile, the secret-related digital isolation sandbox in the security check system is prevented from being leaked.
Owner:国家电网有限公司大数据中心
Product anti-counterfeiting processing method and device, computer equipment and storage medium
ActiveCN113469708AReduce the inconvenience of operationLow costDigital data information retrievalSpeech recognitionFrequency spectrumAlgorithm
The invention discloses a product anti-counterfeiting processing method and device, computer equipment and a storage medium. The method comprises the following steps: scanning a target anti-counterfeiting voiceprint code of a target product, and obtaining a target anti-counterfeiting digital code corresponding to the target anti-counterfeiting voiceprint code; performing code verification on the target anti-counterfeiting digital code to obtain a code verification result; if the code verification result is that verification is passed, querying a system database based on the target anti-counterfeiting digital code, and obtaining a target product introduction text and a certified product introduction spectrum; inputting the target product introduction text into a text frequency spectrum synthesis model for identification, and obtaining a target product introduction frequency spectrum; and based on the target product introduction spectrum and the certified product introduction spectrum, obtaining an authenticity identification result, and displaying and / or playing the authenticity identification result. According to the method, a special tool is not needed for anti-counterfeiting identification, and the operation inconvenience and the cost of anti-counterfeiting identification are reduced, so that the efficiency and the accuracy of the obtained true and false identification result are guaranteed through code verification and frequency spectrum verification.
Owner:PING AN TECH (SHENZHEN) CO LTD
Security control method, operation management billing system, application store and mobile terminal
ActiveCN103428667BImplement security checksEnsure safetyAccounting/billing servicesSecurity arrangementSecurity checkEncryption
Owner:HUAWEI SOFTWARE TECH
Inspection device and method for electric power communication tower
ActiveCN114827422AImplement security checksRealize all-round detectionTelevision system detailsColor television detailsElectrical connectionControl theory
The invention belongs to the technical field of communication equipment application, and discloses an inspection device and method for an electric power communication tower. The inspection device of the electric power communication tower comprises a base, an annular motion mechanism, a detection mechanism and an energy supply mechanism, the annular motion mechanism comprises a connecting part and a first telescopic part, the connecting part is connected to the base and can do circular motion around the center of the base, and the fixed end of the first telescopic part is connected with the connecting part; the detection mechanism comprises a second telescopic part, a detection part and a fixing piece, the second telescopic part is connected to the telescopic end of the first telescopic part through the fixing piece, the telescopic end of the second telescopic part is connected with the detection part, and the detection part is driven to move horizontally and obtain an image of the electric power communication tower; the energy supply mechanism is electrically connected with the ring motion mechanism and the detection mechanism so as to drive the ring motion mechanism and the detection mechanism. According to the inspection device and method for the electric power communication tower, the safety condition of the high position of the electric power communication tower can be inspected at a short distance under the condition that personnel do not need to climb, operation is convenient, and stability is high.
Owner:GUANGDONG POWER GRID CO LTD +1
Train type identification method and system and safety inspection method and system
ActiveCN105426922BImplement security checksRealize automatic identificationImage enhancementImage analysisRelative motionFeature parameter
The application relates to a train type identification method and system and a safety inspection method and system. The train type identification method according to the present disclosure includes using a line array camera that moves relative to the inspected train to continuously take pictures of the inspected train to generate multiple train sub-images, and splicing the multiple train sub-images to obtain the train of the inspected train image, extracting at least one train characteristic parameter from the train image, comparing the at least one train characteristic parameter with a pre-stored model template, and automatically determining the model of the inspected train according to the comparison result.
Owner:NUCTECH CO LTD
Method and device for determining vehicle speed and vehicle
Owner:BEIJING ELECTRIC VEHICLE
A sparse array three-dimensional imaging security inspection device and method
ActiveCN111158057BImplement security checksReduced hardware requirementsDetection using electromagnetic wavesRadio wave reradiation/reflectionComputer hardwareHuman body
A sparse array three-dimensional imaging security inspection device and method, the present invention relates to a sparse array three-dimensional imaging security inspection device and method, which includes: a sparse antenna array, a radio frequency transceiver front end, a signal processing module, a display module and one or more manual processing seats . Under the control of the signal processing module, the position information of the human body is determined by rough scanning, and then according to the position information of the human body, the device is controlled by the signal processing module to enter the fine scanning mode. In the fine scanning mode, the signal processing module sends scanning instructions, and the RF transceiver front-end generates and transmits RF signals from the sparse antenna array. After the RF signal interacts with the target, the echo signal reflected by the target is received by the sparse antenna array and transmitted by the sparse antenna array. After the front-end processing of the radio frequency transceiver, it is transmitted to the signal processing module, and after analog-to-digital conversion in the signal processing module, and after calibration and imaging processing, the imaging processing results are sent to the detection module and the manual processing seat respectively. Finally, through the combination of automatic detection and manual processing of seats, it is determined whether the inspected person is carrying dangerous goods.
Owner:BEIJING RES INST OF TELEMETRY +1
Slide-type vehicle conveying system and slide-type vehicle conveying method
ActiveCN102107778BSolve the problem of fast deliveryImplement security checksCharge manipulationConveyor partsEngineeringMechanical engineering
The invention discloses a slide-type vehicle conveying system, which comprises an inlet conveying platform, an outlet conveying platform and a middle conveying platform. An inlet vertical lifting device can vertically move between a first horizontal position and a second horizontal position. An outlet vertical lifting device can vertically move between the first horizontal position and the second horizontal position. The middle conveying platform is arranged between the inlet conveying platform and the outlet conveying platform and composed of upper and lower conveying layers. A conveying device comprises the inlet conveying platform, the outlet conveying platform, and a plurality of supporting rollers arranged at the upper ends of the upper and lower conveying layers of the middle conveying platform. Driving means are provided for the inlet conveying platform, the outlet conveying platform, and the upper and lower conveying layers of the middle conveying platform respectively and are used for driving the plurality of supporting rollers to move synchronously so as to convey a skid arranged on the plurality of supporting rollers. Via the technical scheme, the fast conveying of small-sized passenger cars is solved, and the safety checking of the small-sized passenger cars is realized.
Owner:NUCTECH CO LTD
Method for automatically identifying terminal connection state by using terminal strip picture in relay protection screen cabinet
PendingCN113901953AImplement security checksCharacter and pattern recognitionNeural architecturesTraining data setsCharacter recognition
The invention discloses a method for automatically identifying a terminal connection state by using a terminal strip picture in a relay protection screen cabinet. The method comprises the following steps: acquiring a screen cabinet terminal strip picture in a transformer substation; carrying out region division on the basis of the preprocessed photo, numbering terminal strips in each region and labeling terminal connection states to form a training data set with labels; training the data set based on a yolov5 neural network to generate a terminal identification model, and identifying the newly obtained picture of the terminal strip of the screen cabinet in the transformer substation to obtain a terminal strip number area and a terminal connection state; and performing picture character recognition to form a recognition result of the association relationship between the terminal strip number and the terminal connection state, and automatically comparing the recognition result with a screen cabinet terminal strip reference value to generate a terminal strip checking record. In the embodiment of the invention, the terminal strip connection state, the terminal strip number and the association relationship thereof are automatically identified by using the relay protection screen cabinet terminal strip picture shot by the mobile terminal, and the safety check of the terminal strip in the protection screen in the relay protection operation is quickly realized.
Owner:FUSHUN POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +2
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