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30results about How to "Increase the frequency of inspections" patented technology

Composite track steel wire rope-driven coal mine patrol robot

The invention relates to a composite track steel wire rope-driven coal mine patrol robot and the patrol robot is suitable for being used underground coal mines. The composite track steel wire rope-driven coal mine patrol robot comprises a track mechanism, traveling mechanisms, driving modules, inspection modules and a control unit, wherein two traveling mechanisms are provided and respectively arranged on the track mechanism, the driving modules are arranged on the two sides of the track mechanism, and the inspection modules are arranged on the traveling mechanisms; the control unit is arranged at one end of the track mechanism and used for receiving and judging information sent by the inspection module and controlling the start and stop of the whole system; as needed, a battery can be used for power supply, so that work needs can be met; the patrol robot is suitable for being used in the scenes of old mine reconstruction or insufficient underground power supply; and the track mechanism is provided with two single tracks, each traveling mechanism is suspended in each single track, and the two traveling mechanisms move in opposite directions and perform reciprocating inspection, such that the inspection frequency is improved. The composite track steel wire rope-driven coal mine patrol robot is stable in movement, and reciprocating and uninterrupted detection can be realized.
Owner:CHINA UNIV OF MINING & TECH

Production operation management system and method for wind power plant

The invention discloses a production operation management system and method for a wind power plant, the production operation management system for the wind power plant comprises a five-layer four-network distributed structure, and the five-layer four-network distributed structure comprises a group layer, a region layer, a power station layer, a spacing layer and a process layer which are connected by adopting a cross-domain cooperation and cloud side sharing architecture mode; the group layer comprises an enterprise-level database, a knowledge experience library, an intelligent decision-making center and an intelligent operation and maintenance system; the regional layer comprises a remote centralized control center and a secondary application cloud platform; through an intelligent decision-making center which takes wind power intelligent early warning, fault diagnosis and intelligent operation and maintenance which are uniformly deployed in a group layer as a core and a hierarchical application mode of a region layer, health assessment is carried out on the operation state of field equipment, so that service processes such as maintenance, overhaul, spare parts, personnel arrangement and misoperation-preventive locking are effectively triggered, and intelligent linkage and quick-response intelligent operation and maintenance between related equipment of each power station on site and between the equipment and operation and maintenance personnel are realized.
Owner:POWERCHINA XIBEI ENG

An airport navigation display terminal automatic inspection system

The invention discloses an automatic inspection system for an airport navigation display terminal. The system comprises an information acquisition module used for carrying out screen capture on a screen of each aerial display terminal and generating a screen capture picture; a state analysis module used for extracting picture information of a screenshot picture of each navigation display terminal,comparing and analyzing the picture information with standard information pre-stored in a database and corresponding to each navigation display terminal, and judging whether the display state of eachnavigation display terminal is normal or not and whether the display information is accurate or not; and a monitoring module used for monitoring a comparative analysis result of the state analysis module. According to the invention, the screenshot of the aerial display terminal is regularly and automatically collected; the information in the screenshot is intelligently extracted and compared withthe standard information, whether the display state of the navigation display terminal is normally displayed or not and whether the flight information is accurately displayed or not are automaticallyjudged, the automation, intelligentization and real-time performance of the routing inspection are achieved, and the integrity and the accuracy of the information displayed by the navigation displaysystem terminal are improved.
Owner:BEIJING CAPITAL INT AIRPORT CO LTD

Intelligent inspection system for traction substation

The invention provides an intelligent inspection system for a traction substation. The system comprises a base station layer, a communication layer and a terminal layer, and the base station layer communicates with the terminal layer through the communication layer; the base station layer is used for receiving, processing and displaying data, and is also used for realizing automatic identification and alarm of equipment defects through image processing and mode identification; the terminal layer comprises an inspection robot, a charging chamber and a fixed video monitoring module, the inspection robot is connected with the monitoring background through wireless communication, and the fixed video monitoring module is connected with the monitoring background through optical fiber communication; a charging mechanism is arranged in the charging chamber and is used for charging the inspection robot; and the fixed video monitoring module comprises a camera and a network video server, the camera is arranged on a tripod head, the camera is used for shooting a fixed monitoring point, the camera is connected with the network video server through optical fiber communication, and the network video server communicates with the base station layer through the communication layer. The system can replace operation and maintenance personnel to carry out daily inspection work.
Owner:中国铁路北京局集团有限公司天津供电段

Distributed line loss determination and power grid monitoring equipment and method

InactiveCN107482767AClear hierarchy of monitoringImprove work efficiencyCircuit arrangementsThree levelComputer module
The invention discloses a distributed line loss determination and power grid monitoring equipment and method. The equipment comprises a main server, at least one second-level server connected with the main server and at least one third-level server connected with the second-level server, wherein the third-level server is at least connected with an external user terminal, the third-level server comprises an acquisition chip, a third-level metering module, a third-level memory, a third-level processing module and a third-level communication module, the second-level server comprises a second-level metering module, a second-level processing module, a second-level communication module and a second-level memory, and the main server comprises a communication module, a metering module, an analysis module, a monitoring module and a main memory. Data of the power grid can be conveniently acquired through three-level design, a line loss value can be acquired through calculation on the basis of the acquired data, the data is accurate, calculation is rapid, an abnormal data area can be found out through comparing an actual line loss value and a theoretical line loss value, an overhaul and maintenance instruction can be timely emitted, and power grid operation stability is improved.
Owner:STATE GRID CORP OF CHINA +2

Inspection unmanned aerial vehicle control method and device for smart road

The invention provides an inspection unmanned aerial vehicle control method and device for a smart road, and the control method comprises the following steps: obtaining the traffic flow of each section of the road, and determining the inspection frequency required by each section of the road according to the traffic flow of each section of the road, wherein the traffic flow of the road is in positive correlation with the required inspection frequency; determining an inspection line of each inspection unmanned aerial vehicle, and combining the inspection frequency required by each section of the road and the flight speed of the inspection unmanned aerial vehicle to obtain the number of the inspection unmanned aerial vehicles required by each section of the road, wherein the inspection lineis an annular line; arranging starting points with the number corresponding to that of the inspection unmanned aerial vehicles on the inspection line, wherein the distances between every two adjacentstarting points on the inspection line are the same; and setting each inspection unmanned aerial vehicle at a starting point, and then simultaneously controlling all inspection unmanned aerial vehicles to perform inspection clockwise or anticlockwise along the inspection line. According to the technical scheme provided by the invention, the problem of relatively low routing inspection reliabilitycaused by unreasonable control on the highway routing inspection unmanned aerial vehicle in the prior art can be solved.
Owner:驻马店市公路事业发展中心

Method for recognizing looseness of friction type high-strength bolt in rod piece connection nodes

The invention discloses a method for recognizing looseness of a friction type high-strength bolt in rod piece connection nodes, which comprises the steps of 10) arranging measuring points on a rod piece connection node splicing plate, and setting a temperature sensor and a fiber grating strain sensor at each measuring point; 20) building the linear change rate of the axial strain of the position of each measuring point along with the temperature field; 30) establishing a distribution curve of the linear change rate along the cross section of each rod piece; 40) performing integration on each of the established distribution curves to obtain corresponding integral values; 50) calculating a first-order difference absolute value of the adjacent integral values, and enabling the distribution curve along the rod axis direction to serve as a fundamental curve; 60) returning back to the step 20) to obtain a real-time curve of the first-order difference absolute value along the rod axis direction at the rth day; and 70) performing looseness recognition on the bolt by using the difference between the real-time curve and the fundamental curve. The looseness position of the high-strength boltcan be accurately recognized according to the recognition method disclosed by the invention.
Owner:CHINA UNIV OF MINING & TECH

A control method and device for inspection drones for smart highways

The invention provides an inspection unmanned aerial vehicle control method and device for a smart road, and the control method comprises the following steps: obtaining the traffic flow of each section of the road, and determining the inspection frequency required by each section of the road according to the traffic flow of each section of the road, wherein the traffic flow of the road is in positive correlation with the required inspection frequency; determining an inspection line of each inspection unmanned aerial vehicle, and combining the inspection frequency required by each section of the road and the flight speed of the inspection unmanned aerial vehicle to obtain the number of the inspection unmanned aerial vehicles required by each section of the road, wherein the inspection lineis an annular line; arranging starting points with the number corresponding to that of the inspection unmanned aerial vehicles on the inspection line, wherein the distances between every two adjacentstarting points on the inspection line are the same; and setting each inspection unmanned aerial vehicle at a starting point, and then simultaneously controlling all inspection unmanned aerial vehicles to perform inspection clockwise or anticlockwise along the inspection line. According to the technical scheme provided by the invention, the problem of relatively low routing inspection reliabilitycaused by unreasonable control on the highway routing inspection unmanned aerial vehicle in the prior art can be solved.
Owner:驻马店市公路事业发展中心

bp bridge safety inspection vehicle and method for obtaining bridge surface appearance

ActiveCN103266559BGuaranteed operational safetyPrevent accidental collapse accidentsBridge structural detailsLaser scanningPhysiognomy
The invention discloses a BP bridge safety inspection vehicle and a method for obtaining a bridge surface physiognomy. Equipment comprises a walking vehicle and a bridge physiognomy collecting system which is loaded on the walking vehicle, wherein the bridge physiognomy collecting system at least comprises a two-dimensional laser scanning device, an industrial CCD camera, a GPS system, an inertial navigation system and a main controller. According to the BP bridge safety inspection vehicle and the method for obtaining the bridge surface physiognomy, three-dimensional geometric shapes and texture image data of the surface of the outer contour of a visible bridge can be rapidly obtained in a high-precision mode, when the BP bridge safety inspection vehicle and the method for obtaining the bridge surface physiognomy are used, current safety conditions of a bridge structure are judged through comprehensive comparative analysis on history data obtained by the BP bridge safety inspection vehicle, therefore, operation safety of the bridge is guaranteed, bridge accidental collapse accidents are eradicated, a traditional bridge inspection method focusing on manual visual inspection is promoted to develop in an automatic, efficient, standardized and precise direction, and the BP bridge safety inspection vehicle and the method for obtaining the bridge surface physiognomy can also be used for conducting regular bridge safety check in an efficient, economical, practical and accurate mode.
Owner:CHONGQING JIAOTONG UNIVERSITY

A method for identifying friction-type high-strength bolts falling off in bar connection nodes

The invention discloses a method for recognizing looseness of a friction type high-strength bolt in rod piece connection nodes, which comprises the steps of 10) arranging measuring points on a rod piece connection node splicing plate, and setting a temperature sensor and a fiber grating strain sensor at each measuring point; 20) building the linear change rate of the axial strain of the position of each measuring point along with the temperature field; 30) establishing a distribution curve of the linear change rate along the cross section of each rod piece; 40) performing integration on each of the established distribution curves to obtain corresponding integral values; 50) calculating a first-order difference absolute value of the adjacent integral values, and enabling the distribution curve along the rod axis direction to serve as a fundamental curve; 60) returning back to the step 20) to obtain a real-time curve of the first-order difference absolute value along the rod axis direction at the rth day; and 70) performing looseness recognition on the bolt by using the difference between the real-time curve and the fundamental curve. The looseness position of the high-strength boltcan be accurately recognized according to the recognition method disclosed by the invention.
Owner:CHINA UNIV OF MINING & TECH

An automatic inspection system for airport aerial display terminals

The invention discloses an automatic inspection system for an airport aerial display terminal. Including: the information collection module is used to take screenshots of the screen of each aerial display terminal and generate screenshots; the state analysis module is used to extract the picture information of the screenshots of each aerial display terminal, and store the picture information in the database in advance Compare and analyze the standard information corresponding to each aerial display terminal to judge whether the display status of each aerial display terminal is normal and whether the displayed information is accurate; the monitoring module is used to monitor the comparative analysis results of the state analysis module. The invention automatically collects screenshots of aerial display terminals on a regular basis, intelligently extracts the information in the screenshots and compares them with standard information, and automatically judges whether the display status of the aerial display terminal is normal and whether the flight information is displayed accurately, so as to realize automatic and intelligent patrol inspection Improve the integrity and accuracy of the information displayed on the terminal of the aerial display system.
Owner:BEIJING CAPITAL INT AIRPORT CO LTD

Bridge joint height difference identification method and system based on image and vibration data analysis

PendingCN114266766ATimely detection of height difference problemsAvoid security risksImage analysisNeural architecturesStructural engineeringHeight difference
The invention discloses a bridge joint height difference identification method and system based on image and vibration data analysis, and compared with an existing daily patrol and hiking detection method, the bridge joint height difference identification method and system are more objective in height difference evaluation of telescopic joints, can quickly perform height difference evaluation on the telescopic joints in daily patrol, can timely discover the height difference problem of the telescopic joints, and improve the detection efficiency of the telescopic joints. A maintenance unit is helped to find out possibly damaged telescopic joints early nowadays; by means of high-frequency patrol and high-precision positioning, long-term tracking can be carried out on height difference estimation of the telescopic joint, whether the height difference occurs again or not and whether damage is caused again or not after the telescopic joint is maintained is evaluated, and maintenance personnel can conveniently evaluate whether joint maintenance measures are reasonable or not; besides, the system provided by the invention does not need to be specially operated by personnel, and the inspector only needs to concentrate on driving, so that the safety risk of the inspector is avoided compared with manual hiking inspection.
Owner:SHANGHAI TONGLU CLOUD TRANSPORTATION TECH CO LTD

Data analysis and forwarding device of intelligent socket box monitoring system

The invention discloses a data analysis and forwarding device of a socket box intelligent monitoring system, and the technical scheme is that the data analysis and forwarding device comprises a background server module, the connecting end of the background server module is provided with a data analysis and forwarding unit module, and the data analysis and forwarding unit module comprises a data acquisition unit information receiving module. The connection end of the data acquisition unit information receiving module is provided with an acquired information analysis module, the connection end of the acquired information analysis module is provided with an intelligent processing logic module, and the connection end of the intelligent processing logic module is provided with a data storage management module. The intelligent socket box does not depend on inspection operation of workers at night any more, the influence of poor light is avoided, the time period for monitoring the working state of the socket box is expanded, the inspection frequency is higher, the operation and maintenance cost is reduced, the utilization of manpower and material resources is reduced, and the inspection result is more objective and is not influenced by the working state of the workers.
Owner:天津博优智能科技有限公司
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