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157 results about "Geomatics" patented technology
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Geomatics is defined in the ISO/TC 211 series of standards as the "discipline concerned with the collection, distribution, storage, analysis, processing, presentation of geographic data or geographic information". Under another definition, it "consists of products, services and tools involved in the collection, integration and management of geographic data". It includes geomatics engineering (and surveying engineering) and is related to geospatial science (also geospatial engineering and geospatial technology).
Multi-rotor flight-path planning system and method orienting to inspection of power transmission lines
InactiveCN108318040APosition coordinates are preciseAvoid collisionNavigational calculation instrumentsSatellite radio beaconingGps positioning systemReal Time Kinematic
The invention discloses a multi-rotor flight-path planning system and method orienting to inspection of power transmission lines. The multi-rotor flight-path planning system comprises a GPS-RTK (Global Positioning System-Real Time Kinematic) module, an obstacle detecting module, a multi-rotor unmanned aerial vehicle and a flight-path planning control module, wherein the GPS-RTK module comprises adifferential GPS positioning system and an RTK base station; the differential GPS positioning system adopts two GPS receivers which are respectively used as a reference station and a mobile station ofthe unmanned aerial vehicle; the reference station is arranged on a site, the mobile station is arranged on the unmanned aerial vehicle; the flight-path planning control module acquires the positionof the unmanned aerial vehicle of the GPS-RTK module and obstacle information detected by the obstacle detecting module and carries out offline flight-path planning and online flight-path planning onthe multi-rotor unmanned aerial vehicle by combination with geological information. The multi-rotor flight-path planning system and method disclosed by the invention has the beneficial effects that the preset flight-path flying and online real-time adjustment of the flight-path flying of the unmanned aerial vehicle can be realized; in the process of in-advance automatic generation of offline reference flight path and inspection, the coordinates of the aerial vehicles are positioned according to the high-accuracy RTK, and by combination with the obstacle detection module, the inspection flightpath can be adjusted online, so that the collision of the unmanned aerial vehicles can be avoided.
Owner:GUIZHOU POWER GRID CO LTD
Method for constructing high-precision three-dimensional point cloud map
ActiveCN110850439AShorten the timeReduce labor costsSatellite radio beaconingElectromagnetic wave reradiationPoint cloudRadar
The invention discloses a method for constructing a high-precision three-dimensional point cloud map. The method includes determining a current position and a driving direction of a surveying and mapping vehicle in a high-precision vector map; according to the current position and orientation in the high-precision vector map, rotating and translating current point cloud frames scanned by a laser radar into a coordinate system of the high-precision vector map; according to a current available road region extracted from the high-precision vector map, planning a corresponding available road region in current point cloud data frames and millimeter wave radar data frames; according to speed and positon information of surrounding vehicles collected by a millimeter wave radar, deleting point clouds, which are determined as shielded, in the available road region in the current frames; and screening, splicing and optimizing key frames to acquire the high-precision point cloud map. The method has the advantages that the time for drawing the high-precision three-dimensional point cloud map is shortened, and the manual cost is reduced; the risk of leaking key geographic information is reduced;ground point cloud cavities caused by manual deletion of the point clouds of the vehicles are avoided.
Owner:AUTOCORE INTELLIGENT TECH NANJING CO LTD
Atmospheric pollution traceability diffusion analysis system and method based on Gaussian diffusion model
PendingCN112749478ARealize visual displayData processing applicationsDesign optimisation/simulationImage manipulationAtmospheric pollution
The invention discloses an atmospheric pollution traceability diffusion analysis system and method based on a Gaussian diffusion model, and the system employs an analogue simulation module which comprises GIS information, pollution diffusion simulation and visual rendering, carries out the simulation of a regional environment through the information, forms a GIS map, and according to the monitoring data in combination with the Gaussian diffusion model after terrain correction, through an image processing technology, pollution diffusion concentration changes are overlaid on a GIS map, wind field distribution after topographic correction is obtained according to topographic data and meteorological data, then a Gaussian diffusion model formula is selected, the concentration influence of each pollution source on a grid center point of an evaluation area is obtained, and an accumulated concentration value is calculated. And visual rendering is performed on a GIS map according to the calculated pollutant concentration value of the central point of the grid, and a visual result is superposed with a basic geographic information base map of the evaluation area to realize visual display of a prediction result.
Owner:江苏汇环环保科技有限公司
System and method for location monitoring based on organized geofeeds
ActiveUS20140274148A1Facilitates robust organization and analyticsEasy to set upRelational databasesWebsite content managementEngineeringData mining
Owner:TAI TECH INC
Multiple function geomatics pole support device
Owner:SECO MFG CO INC +1
Intelligent environmental protection management platform
PendingCN111461945ARealize three-dimensional presentationImprove management levelData processing applicationsManufacturing computing systemsInformatizationThird party
The invention discloses an intelligent environmental protection management platform. The management platform comprises a one-enterprise and one-file environmental protection management system which isused for registering environmental protection information by an enterprise user and performing overall planning and calculation through a background operation instruction; a government supervision system which is used for carrying out corresponding approval program circulation by combining online processing of environmental protection problem rectification, enterprise complaint and supervision law enforcement items with offline environmental protection patrol; a geographic large-screen system which is used for integrating user geographic information and pollution source node positions by means of a third-party map, and analyzing related environmental influences and regional pollution discharge conditions; and a data large-screen system which is used for displaying the regional environmentmanagement current situation in a chart form and predicting the pollution emission situation by applying big data comparison and through screening, sorting and statistics. According to the invention,a new management and control scheme is created for environmental management of the stationary pollution source, regional environmental protection data is presented in a three-dimensional manner by using an efficient, convenient and comprehensive informatization management mode, and data support is provided for further optimization and decision making.
Owner:SHANGHAI SECOND POLYTECHNIC UNIVERSITY
Distributed real-time three-dimensional geographic surveying and mapping system on basis of unmanned aerial vehicle clusters
InactiveCN106989727AShorten the timeImplement concurrent mappingPhotogrammetry/videogrammetryData transmissionMotor drive
The invention discloses a distributed real-time three-dimensional geographic surveying and mapping system on the basis of unmanned aerial vehicle clusters. The distributed real-time three-dimensional geographic surveying and mapping system comprises ground station interaction systems, photographing systems, speed / acceleration sensors, GPS (global positioning systems), angular speed / acceleration sensors, motor drive, pan-tilt control and high-speed data transmission channels. The ground station interaction systems are communicated with ground stations via wireless networks, and data can be transmitted between the ground stations and unmanned aerial vehicles via the high-speed data transmission channels. The distributed real-time three-dimensional geographic surveying and mapping system has the advantages that surveying and mapping modes on the basis of the unmanned aerial vehicle clusters are proposed on the basis of real-time surveying and mapping for surveying and mapping requirements on broad regions and are combined with distributed ground station systems, concurrent real-time reconstruction is carried out, and accordingly the time can be shortened to a great extent; surveying and mapping regions are divided, and accordingly concurrent surveying and mapping can be carried out by the unmanned aerial vehicle clusters; three-dimensional geographic information graphs of the large regions can be computed and constructed by the distributed ground stations by the aid of real-time transmission systems in real time.
Owner:苏州光之翼智能科技有限公司
Position information processing method, device and terminal
ActiveCN104008129AImprove positioning efficiencyReduce computationGeographical information databasesSpecial data processing applicationsInformation processingTime cost
The invention provides a position information processing method, device and terminal. The method comprises the following steps: acquiring geographic coordinate information of a target coordinate point corresponding to a target object; determining a preset rectangular area in which the target coordinate point is positioned; once the target coordinate point is in only one preset rectangular area, determining the geological area corresponding to the preset rectangular area as a target geological area corresponding to the target object; once the target coordinate point is in a plurality of preset rectangular areas, acquiring the boundary geological information of the geological areas corresponding to the plurality of preset rectangular areas in which the target coordinate point is positioned, and then determining the target geological area corresponding to the target object. According to the method, the rough positioning is first performed through the preset rectangular area; once the target geological area is failed to be determined by rough positioning, the existing positioning method is utilized to fine position, so as to reduce the calculation and time cost for positioning, as well as improve the positioning efficiency of the geological area in which the target object is positioned.
Owner:XIAOMI INC
Method for flood two-dimensional and three-dimensional dynamic display by using river channel actually measured water level
ActiveCN108197283AEnable joint displayThe display effect is vividClimate change adaptationGeographical information databasesInformatizationWater level
The invention discloses a method for flood two-dimensional and three-dimensional dynamic display by using a river channel actually measured water level. A data processing tool provided by an ageographic information platform ArcGis is used, and the method comprises the following steps of 1, cross section arrangement monitoring; 2, river DEM production; 3, grid surface element manufacturing; 4, gridterrain interpolation; 5, grid water depth interpolation at each moment; 6, temporal data manufacturing; 7, flood dynamic display. According to the method, a traditional river channel water level display mode is completely changed, combined display of water level data can be achieved, and after the flood data is superimposed on a topographic map, an aerial image and a DEM, the display effect is more vivid and is like real flood flowing on a river channel; conditions, such as the water surface width change, water depth distribution and the flood peak position, are clear at a glance in the display process, so that decision-making departments are assisted in mastering the overall dynamic conditions of flood more visually, and the development purpose of the water conservancy informatization technology is achieved.
Owner:河南省水利勘测设计研究有限公司
User portable terminal for retrieving target geographical information using a user's current location and current azimuth angle and providing such to user
InactiveUS20160258756A1Easy retrievalSmall amount of calculationNavigational calculation instrumentsGeographical information databasesReference RegionGps receiver
A user portable terminal includes a camera, a GPS receiver for measuring a user's current location, an azimuth angle sensor for measuring an azimuth angle of a user's current line of sight, a memory for storing a plurality of reference areas allocated to target objects on the map and a plurality of tourist information which are correlated with each other, with some of the tourist information, correlated to each of the reference areas, including a plurality of azimuth angle specific tourist information as correlated to a plurality of azimuth angles; and a retrieve module. This retrieve module extracts, from the plurality of reference areas, a reference area containing the user's current location, further extracts, from the plurality of azimuth angle specific tourist information correlated to the extracted reference area, the tourist information corresponding to the user's current azimuth angle as measured, and sends the extracted tourist information to the user.
Owner:SONO ELECTRONICS
Multiple function geomatics pole support device
A geomatics pole support comprises a body and pole engaging members for connecting the support to a geomatics pole so that the body is retained by the pole engaging members projecting generally laterally outwardly from a longitudinal axis of the pole. The body further includes a terrain engagement surface adapted to engage a ground surface and to hold at least a portion of the pole in a stable position out of contact with the ground surface.
Owner:SECO MFG CO INC +1
Three-dimensional visual optimization method for fan position of wind power plant
ActiveCN110675494AReduce workloadAvoid time costData processing applicationsICT adaptationElectromechanicsUncrewed vehicle
The invention belongs to the technical field of three-dimensional geographic information systems, and particularly relates to a three-dimensional visual optimization method for a fan position of a wind power plant. The three-dimensional visual optimization method comprises three steps of three-dimensional modeling and monomerization, three-dimensional visual adjustment, secondary detail holographic acquisition and multi-specialty accurate decision making, and establishes a three-dimensional visual optimization environment of the wind power plant by taking unmanned aerial vehicle surveying andmapping and a three-dimensional geographic information technology as support, so that the frequent field confirmation workload and time cost of professional designers of geology, wind resources, electromechanics, roads and the like can be reduced, and the overall construction period is shortened, and the safety risk is avoided, and the optimization efficiency and accuracy of the fan position are effectively improved.
Owner:POWERCHINA XIBEI ENG
Forecasting method for village and town-level atmospheric pollution traceability
PendingCN112131739AForecast realizedImprove accuracyDesign optimisation/simulationGeographical information databasesAtmospheric pollutionMeteorological models
The invention, which belongs to the technical field of air quality prediction, relates to a forecasting method for village and town-level atmospheric pollution traceability. The method comprises the following steps: obtaining regional topographic data; manufacturing a town district and county geographic information file according to the regional topographic data; gridding the regional topographicdata and assimilating the regional topographic data to a mesoscale meteorological model; obtaining meteorological data and performing numerical simulation through a mesoscale meteorological model to obtain a meteorological field; then selecting a traceability point location, and calculating to obtain a pollution gas mass corresponding to the traceability point location according to the meteorological field and a Lagrange model; and carrying out traceability prediction on the polluted gas mass at the traceability point location according to the town district and county geographic information file. The method overcomes a defect that the village and town atmospheric pollution traceability cannot be effectively forecasted in time in the prior art, the forecasting method of the village and town-level atmospheric pollution traceability is provided, the forecasting of the atmospheric pollution traceability can be timely and effectively realized, and accuracy of the atmospheric pollution traceability forecasting can be improved.
Owner:南京创蓝科技有限公司 +1
Method for processing open-type geological geographic information and system thereof
InactiveCN105095412AHigh degree of reuseAchieve sharingGeographical information databasesSpecial data processing applicationsUser inputClient-side
The invention discloses a method for processing open-type geological geographic information, which comprises following steps: a. WGS84 coordinate position is marked on a client by a user and geological geographic information of the WGS84 coordinate position is uploaded to a server; b. the geological geographic information uploaded by the user is checked by the server and the geological geographic information is stored to a geological database; c. the geological database is used to research based on query conditions inputted by the user; d. and the final result researched by the geological database in c step is sent by the server to the client for output. The invention also discloses a system adopting the above method. By using the method and the system provided herein, based on the WGS84 coordinates, worldwide users can mark positions on the three-dimensional earth and upload various geological datum; and only need to browse the three-dimensional earth, worldwide users can research and download coordinates based on the WGS84 coordinates, thus the query and download are more convenient; the reusing degree of the geological datum is greatly enhanced; and not only the geological geographic information can be shared and the social resources are saved, but also the environment is conducive to be protected.
Owner:HENNAN ELECTRIC POWER SURVEY & DESIGN INST
Airborne tomography SAR three-dimensional point cloud generation method
The invention discloses an airborne tomographic SAR three-dimensional point cloud generation method, and the method obtains the three-dimensional spatial resolution capability through employing an airborne array radar antenna and combining with a two-dimensional SAR imaging technology. The method comprises the following steps: acquiring a two-dimensional SAR image with good array multichannel focusing; performing image registration and inter-channel amplitude-phase consistency correction processing on the two-dimensional SAR image to enable the two-dimensional SAR image to meet the requirementof three-dimensional reconstruction; partitioning the three-dimensional scene by utilizing the two-dimensional image semantic information, processing the partitioned three-dimensional scene in parallel by utilizing a sparse signal processing method, and reconstructing an original three-dimensional point cloud; performing coordinate transformation on the original three-dimensional point cloud in combination with radar system imaging geometric parameters, wherein coordinate transformation is performed from an oblique distance-elevation coordinate system to a geodetic coordinate system; carryingout spatial filtering on the geodetic coordinate system three-dimensional point cloud, filtering stray points out, carrying out splicing in combination with geodetic coordinate system three-dimensional point cloud geographic information, and obtaining the urban area range three-dimensional point cloud.
Owner:AEROSPACE INFORMATION RES INST CAS
Watershed water level and waterlogging forecasting method based on weather forecasting and hydrodynamic simulation
PendingCN111898303ASolve waterloggingSolve the problem of river flow velocity and flow distributionForecastingDesign optimisation/simulationRiver routingStream flow
The invention relates to the technical field of geographic data processing and modeling, hydrodynamic simulation and water conservancy forecasting, and discloses a watershed water level and waterlogging forecasting method based on weather forecasting and hydrodynamic simulation. The method comprises the following specific implementation steps: S1, determining a research area according to researchrequirements, and planning a watershed boundary of a researched water area; and S2, determining a research riverway, delimiting riverway boundaries according to requirements, and correcting the riverway boundaries. The method comprises a whole river channel and urban area modeling process and simulation steps as well as a simulation adjustment and correction method. The method is based on comprehensive application of a computational fluid mechanics method. The steps combined with the actual situation are described in detail; the method further comprises a geographic information technology, a weather forecast technology, an automation technology and the like, the problem that urban inland inundation and river flow velocity and flow distribution need to be actually displayed at present is actually solved, the capacity and precision of water conservancy simulation forecast are improved, and technical combination with water conservancy related professions is developed.
Owner:苏州大圜科技有限公司
System and method for testing network performance of distributed broadband mobile communication
InactiveCN103024789AAchieve network performanceRealize business performance testingWireless communicationGeosynchronous satelliteGlobal Positioning System
The invention discloses a system and a method for testing the network performance of distributed broadband mobile communication. The system comprises a base station, users, a geo-synchronous satellite and at least two test devices, wherein the base station is connected to a broadband mobile communication network through an interface; the users communicate with the base station through the broadband mobile communication network; a global positioning system (GPS) receiver is arranged in each test device to realize clock synchronization with the geo-synchronous satellite; the base station is connected with one test device, and the users are also connected with one test device; the test device which is connected with the base station is known as a base station test device, and the test device which is connected with the users is known as a user test device; the base station test device and the user test device are respectively used for transmitting and receiving or receiving and transmitting test information; and test data comprise the test data and geographic information. The system and the method are suitable for testing various network types, and behaviors of the users can be really simulated, so that the network performance and the service performance of the broadband mobile communication can be tested and evaluated.
Owner:SHANGHAI RES CENT FOR WIRELESS COMM
Method and system for intelligent assimilation of spatial and temporal information of multi-source heterogeneous data of natural resources
ActiveCN111680025AInvolving a wide rangeDatabase updatingVisual data miningData informationEngineering
Owner:珠海市测绘院 +1
Tunnel construction advanced geological forecast information system based on BIM+GIS
PendingCN110927821AHigh acquisition frequencyRealize automatic warningAlarmsGeological measurementsInformatizationHighway engineering
The invention discloses a tunnel construction advanced geological forecast information system based on BIM+GIS, and belongs to the field of highway engineering management informatization and intellectualization. The BIM+GIS geographic information database comprises an information acquisition device, a BIM three-dimensional model simulation device, a GIS geographic information platform, a data analysis and prediction platform and a terminal. The information acquisition device is installed in a tunnel. The information acquisition device is in data transmission connection with the BIM three-dimensional model simulation device, the BIM three-dimensional entity model information database is developed into a BIM+GIS geographic information database based on the GIS geographic information platform, and the terminal is used for displaying an advanced geological forecast automatic report of the data analysis and prediction platform. According to the invention, the problems of low tunnel intelligent management efficiency, various information systems, mutual independence and no unified standard in the current common tunnel technology are solved, an integrated tunnel construction advanced geological forecast information platform based on BIM+GIS is established, and efficient and unified tunnel construction informatization processing is realized.
Owner:GUANGXI ROAD & BRIDGE ENG GRP CO LTD
Regional agricultural key farming season online visualization prediction method
InactiveCN104850902AImproving the ability to serve farmersEfficient and reasonable arrangementForecastingInformation processingComputer science
The invention discloses a regional agricultural key farming season online visualization prediction method. The method comprises the following steps that: step 1, a regional agricultural map base is produced through utilizing ArcMap and is issued; step 2, a geographic information processing model of key farming seasons is established, and geoprocessing services are issued; step 3, key farming season regions are drawn; step 4, distance and area measurement and calculation are performed; step 5, the boundaries of the drawn key farming season regions are adjusted; and step 6, a final key farming season visualization result map is determined and outputted. With the method of the invention adopted, the change of farming seasons with time and space can be intuitively demonstrated in a diagram and map-combined manner; and agricultural planting can be arranged more efficiently and reasonably by means of advanced network technologies and geoprocessing technologies. The regional agricultural key farming season online visualization prediction method has the advantages of high efficiency, convenience and visualization.
Owner:XIAN UNIV OF TECH
Field geographic information surveying and mapping equipment and measuring method thereof
ActiveCN112113091AReduced leveling timeReduce labor intensitySurveying instrumentsStands/trestlesEngineeringMechanical engineering
Owner:敦少杰
Surveying and mapping device for geological information acquisition
ActiveCN111928071AReduce transfer timeImprove surveying and mapping work efficiencyDispersed particle filtrationSurveying instrumentsHot weatherMeasuring instrument
The invention discloses a surveying and mapping device for geological information acquisition. The device comprises a protective cover, a telescopic tripod and a measuring instrument, a lifting platedriven by a first power device to do lifting motion is arranged in the protective cover, the measuring instrument is installed above the lifting plate, and a lifting cover is arranged at the top of the protective cover; an umbrella-shaped support and an air bag umbrella cover are arranged in the lifting cover, and the air bag umbrella cover is connected to the upper portion of the umbrella-shapedsupport; the umbrella-shaped support can be unfolded in the process that the measuring instrument ascends along with the lifting plate, and a plurality of exhaust holes are formed in the lower surfaceof the air bag umbrella cover; and the surveying and mapping device further comprises a dust removing device which is detachably installed at the bottom of the protective cover. The protective coverdoes not need to be repeatedly disassembled and assembled in the transferring process, the transferring efficiency is improved, the two modes of dust removing and dust removing heat dissipation are achieved; the function of adsorbing dust around the surveying and mapping instrument is achieved, and the function of spraying air and dissipating heat in hot weather by unfolding the umbrella is achieved, therefore, the surveying and mapping environment is improved, and the surveying and mapping accuracy is improved.
Owner:CHUZHOU UNIV
Portable geographic information surveying and mapping instrument of geographic information acquisition device
ActiveCN111707247AConvenient for surveying and mapping workData display is intuitiveSurveying instrumentsComputer hardwareData display
The invention discloses a portable geographic information surveying and mapping instrument with a geographic information acquisition device, and relates to the field of surveying and mapping equipment. The surveying and mapping instrument comprises a Bluetooth module, a controller module, a storage battery, a data measurement module, a data processing module, a storage module and a surveying and mapping instrument assembly, wherein the controller module comprises a wireless transmission module and a controller, the data processing module comprises a data analysis unit and a graph creation unit, the surveying and mapping instrument assembly comprises a base, and the side wall of the upper end of the base is fixedly connected with a mounting seat. According to the invention, through the matched use of the Bluetooth module, the wireless transmission module and the controller module, the mobile display device is in network connection with the surveying and mapping instrument through a network, geographic information data measured by the surveying and mapping instrument can be fed back to the mobile equipment in real time through data processing, an operator can perform data operation on the mobile equipment, the operator does not need to perform data surveying and mapping beside the surveying and mapping instrument, data display is visual, and surveying and mapping work of the geographic information is greatly facilitated.
Owner:LULIANG UNIV
Method for performing power engineering coordinate combined survey computation in Excel by using VBA (Visual Basic for Applications) module
InactiveCN102542115AImprove computing efficiencyReduce the intensity of office workSpecial data processing applicationsVisual BasicSurvey Personnel
The invention relates to a method for performing power engineering coordinate combined survey computation in Excel by using a VBA (Visual Basic for Applications) module and belongs to the field of power engineering measurement in geomatics. The method comprises the following steps of: 1, developing a VBA module; 2, designing a software interface and all functional regions in Excel and setting an operating control; 3, triggering the control, calling the VBA module and resolving coordinate combined survey parameters; 4, calling the VBA module according to the coordinate combined survey parameters to perform combined survey of building coordinates to country coordinates; and 5, calling the VBA module according to the coordinate combined survey parameters to perform combined survey of the country coordinates to the building coordinates. According to the method, since the Excel interface is used to perform software-based operation, the simple and visual effects are achieved and the effect of what you see is water you get is also achieved; moreover, pairwise combined survey of various coordinate systems can be implemented conveniently and quickly and power engineering coordinate combined survey computation can be implemented automatically; therefore the efficiency of coordinate combined survey computation is improved greatly and internal operation intensity of survey personnel is lowered.
Owner:CEEC JIANGSU ELECTRIC POWER DESIGN INST
Integrated and space-time big data and geographic information public service cloud platform
PendingCN111125284AReduce construction fundsLow technical requirementsData processing applicationsGeographical information databasesData packTemporal information
The invention discloses an integrated space-time big data and geographic information public service cloud platform. The platform comprises a spatio-temporal information big data subsystem and a platform operation and maintenance management subsystem. The spatio-temporal information big data subsystem comprises a production module, an arrangement module and a management module, the production module manages basic surveying and mapping data storage, basic surveying and mapping data production and geographic space framework data standard establishment, and basic surveying and mapping data comprises DLG data, DOM / DEM data, thematic data and place name address data; the arrangement module preprocesses the basic surveying and mapping data; the management module checks and modifies the processeddata; and the platform operation and maintenance management subsystem manages system services, infrastructures and log management. According to the platform, a private cloud service renting mode is adopted, so that rapid establishment of the platform based on the same network is realized, the construction capital and technical requirements of the platform are reduced, and sharing of geographic data service resources among different users is realized.
Owner:湖南天湘和信息科技有限公司
Portable geographic information acquisition device
ActiveCN111504691ASimple and fast operationWithdrawing sample devicesAgricultural engineeringHydrology
The invention relates to the field of geological sampling equipment, in particular to a portable geographic information acquisition device. The device comprises a material distributing mechanism, a material receiving bottle, a drilling rod, a drilling material driving assembly, a lifting mechanism, an obstacle crossing vehicle and a material storage box. The lifting mechanism and the storage box are both mounted at the top of the obstacle crossing vehicle, the drilling material driving assembly is mounted at the working end of the lifting mechanism, and the material distributing mechanism is mounted on the obstacle crossing vehicle; the drilling rod is mounted at the output end of the drilling material driving assembly, and the drilling rod penetrates through the feeding end of the material distributing mechanism. According to the technical scheme, the portable geographic information acquisition device can move in the complex and diverse geographical environments, the sampling operation is simple and convenient, and the sampled soil can be divided into different depths, so that the detection personnel can perform related analysis on the local geographical environment according to the sampled soil with different depths.
Owner:HUAIYIN TEACHERS COLLEGE
Large-area soil heavy metal detection and spatial and temporal distribution characteristic analysis method and system
ActiveCN114443982AComplete area coverageHigh precisionDigital data information retrievalEarth material testingComputational scienceAnalytic model
Owner:CENT SOUTH UNIV
Large-area soil heavy metal detection and spatial and temporal distribution characteristic analysis method and system
InactiveCN112986538AAccurate Spatial Distribution Feature ResultsImprove analysis accuracyPreparing sample for investigationEarth material testingAnalytic modelMathematical model
The invention discloses a large-area soil heavy metal detection and spatial and temporal distribution characteristic analysis method and system. The method comprises the following steps: 1) constructing an analysis model for spatial distribution of multiple heavy metal elements in a large area; 2) determining an analysis object; 3) sampling and detecting the urban surface soil in each gridding area; and 4) substituting the obtained sampling composite detection data into the analysis model, analyzing the soil heavy metal content and geographic information, and drawing a total content distribution diagram of the heavy metal elements. The system provided by the invention comprises a remote server, a plurality of front-end machines and terminal equipment which are mutually connected and communicated through a network. By constructing a new mathematical model, screening typical detection objects and comprehensively utilizing sampling point data and geochemical survey data, distribution characteristics of four elements of As, Cd, Hg and Pb in a large area are analyzed, the area coverage of an analysis result is complete, the accuracy is high, and the automation degree of the analysis process is high.
Owner:CENT SOUTH UNIV
Geographic data collection device and collection method thereof
ActiveCN112903343AScientific and reasonable structureEasy to useWithdrawing sample devicesElectromagnetic wave reradiationEngineeringAngular orientation
The invention discloses a geographic data collection device and a collection method thereof.The bottom end of a stable base is provided with an angle adjusting disc, the inner side of the angle adjusting disc is connected with a rotating block, the inner side of an angle positioning hole is in threaded connection with an angle positioning bolt, and the bottom end of the rotating block is fixedly connected with a sliding sleeve; a sliding rod is slidably connected to the inner side of the sliding sleeve, a triangular positioning block is fixedly connected to the bottom end of the sliding rod, a bottom limiting rod is fixedly installed on the end face of one side of the triangular positioning block, and a supporting threaded cylinder is in threaded connection to the outer side of the bottom limiting rod. A rotating block is rotated to tighten an angle positioning bolt into an angle positioning hole needing to be used, and an electric push rod is controlled by observing a leveling instrument, so that a stable base is preliminarily leveled; then, a supporting threaded cylinder is inserted into the ground, so that the whole stabilizing assembly is fixed; the leveling instrument is observed again, so that the stable base is further fixed; therefore, the accuracy of each data during surveying and mapping of the geographic information is ensured.
Owner:TONGHUA NORMAL UNIV
Solar photovoltaic power station operation and maintenance management system and method
ActiveCN111833212AAccurate control parametersAccurate automatic tracking controlPhotovoltaic monitoringData processing applicationsControl signalEngineering
The invention provides a solar photovoltaic power station operation and maintenance management system and method. The operation and maintenance management system comprises a cloud storage control platform, a plurality of field solar panels and a field remote terminal unit. The on-site remote terminal unit sends collected on-site light intensity signals and on-site wind speed information to the on-site edge computing terminal. The on-site edge computing terminal preprocesses the on-site light intensity signal and the on-site wind speed information and then sends the on-site light intensity signal and the on-site wind speed information to the cloud storage control platform; the cloud storage control platform generates an operation and maintenance control signal by using the geographic information database and the real-time weather database based on the preprocessed field signal and sends the operation and maintenance control signal to a field control device; and the field control devicecontrols the state change of the field solar panel based on the operation and maintenance control signal. According to the technical scheme of the invention, the method can achieve the timely mastering of the on-site parameter change of the photovoltaic power station and the data difference provided by the real-time cloud, and selects the correct adjustment and control parameters for operation andmaintenance control.
Owner:中腾微网(北京)科技有限公司
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