CN114584548A - Intelligent GPS patrols line system - Google Patents
Intelligent GPS patrols line system Download PDFInfo
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- CN114584548A CN114584548A CN202210240659.9A CN202210240659A CN114584548A CN 114584548 A CN114584548 A CN 114584548A CN 202210240659 A CN202210240659 A CN 202210240659A CN 114584548 A CN114584548 A CN 114584548A
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- 238000004458 analytical method Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims abstract description 7
- 238000007689 inspection Methods 0.000 claims description 24
- 230000002159 abnormal effect Effects 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/20—Checking timed patrols, e.g. of watchman
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
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- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention provides an intelligent GPS line patrol system, which comprises a handheld terminal and an upper computer, wherein the handheld terminal wirelessly transmits acquired information to the upper computer for analysis and processing, the upper computer sets a line patrol path, the upper computer reads a GPS line patrol walking track of a patrol inspector through a GPS positioning module arranged in the handheld terminal and generates a line patrol walking track coordinate point set, and the upper computer automatically eliminates coordinate points deviating from the set line patrol path by comparing the track coordinate point set with the set line patrol path to generate a real-time line patrol walking track; the invention has the effects of supervising the working behavior of the pipeline patrol personnel in real time, checking the existing hidden danger of the reported pipeline, ensuring the continuous and safe operation of the pipeline and having strong anti-interference capability.
Description
Technical Field
The invention relates to the technical field of GPS positioning, in particular to an intelligent GPS line patrol system.
Background
In some production areas with higher requirements on safety production standards, special inspection personnel are required to perform safety inspection on the production areas at regular time and discover potential safety hazards in time, and inspection tracks of the inspection personnel are used as data generated safely to be recorded and stored.
At present, in the process of executing an inspection task, a GPS positioning technology is usually used for recording an inspection track of an inspection worker, however, in the use process of the existing GPS positioning technology, the situation of inaccurate positioning information always exists, the abnormal situation in an inspection path cannot be well positioned correspondingly, the abnormal pipeline information reported by the inspection worker is easily inaccurate, and the subsequent inconvenience of pipeline maintenance is influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an intelligent GPS line patrol system which has the advantages of monitoring the working behavior of a pipeline patrol inspector in real time, verifying the hidden danger of a reported pipeline, ensuring the continuous and safe operation of the pipeline and having strong anti-interference capability.
The above object of the present invention is achieved by the following technical solutions: an intelligent GPS line patrol system comprises a handheld terminal and an upper computer, wherein the handheld terminal wirelessly transmits acquisition information to the upper computer for analysis and processing, the upper computer sets a line patrol path, reads a GPS line patrol walking track of a patrol worker through a GPS positioning module arranged in the handheld terminal and generates a line patrol walking track coordinate point set, and the upper computer automatically eliminates coordinate points deviating from the set line patrol path by comparing the track coordinate point set with the set line patrol path to generate a real-time line patrol walking track;
and the patrol personnel records abnormal conditions in the real-time patrol line walking track through pictures, voice and characters by the handheld terminal and transmits the recorded information to the upper computer for storage and analysis.
Preferably, handheld terminal includes information acquisition module, information storage module, information transmission module, information acquisition module is used for gathering patrol the abnormal conditions on the line walking orbit in real time to pass through abnormal conditions information transmission module transmit extremely the host computer is handled, information storage module is used for storing abnormal conditions information.
Preferably, the information transmission module uses GPRS network signals for data communication.
Preferably, the line patrol system adopts a B/S architecture and is accessed through a WEB webpage mode.
Preferably, the upper computer marks the coordinate point of the abnormal condition in the set routing path.
Preferably, the label forms a necessary check point by adding text description and picture information, and sends the necessary check point information to the handheld terminal through wireless transmission.
Preferably, when the handheld terminal deviates from the threshold value of the set patrol route, the handheld terminal sends out an alarm prompt and displays deviation direction information.
Preferably, set for and patrol fixed pipeline current detection module that is provided with on the route, pipeline current detection module with electric connection between the handheld terminal, pipeline current detection module is used for detecting the electric current change condition of pipeline, and the data that surpass the threshold value to the electric current change carry out the risk early warning and with positional information send to handheld terminal to with the transmission of risk early warning information extremely the host computer is stored.
In summary, the present invention includes at least one of the following beneficial effects:
1. according to the invention, through the cooperation between the handheld terminal and the upper computer, the system can effectively supervise and manage the behavior of the patrol personnel, and through the analysis and the processing of the upper computer, on one hand, accurate performance assessment can be carried out according to the record, so that the line patrol arrival rate is ensured to reach 100%, on the other hand, the existing hidden danger of the reported pipeline can be timely and accurately verified, and the safe operation of the pipeline is ensured; the anti-interference capability is strong.
2. In the invention, the system adopts a B/S framework, and accesses in a WEB webpage mode, so that all functions in the system can be realized at a foreground WEB end, and the system is convenient to access and manage;
3. the GPRS network signal is adopted for data communication, real-time position information and hidden danger information can be reported quickly, meanwhile, the system provides a caching reporting function, when the network information is weak, the real-time position information and the hidden danger information can be temporarily stored in the handheld terminal, and the real-time position information and the hidden danger information can be uploaded when the signal is good;
4. the invention realizes the positioning and guidance of the sudden accident by utilizing the GPS positioning function, can report the abnormal conditions found in the line patrol process to the system in real time through the hand-held terminal in a text, picture and voice mode, is convenient for a manager to receive the hidden danger information in time and process the hidden danger information in time, and reduces the hidden danger risk to the maximum extent.
Drawings
FIG. 1 is a schematic flow diagram of the present invention;
FIG. 2 is a schematic view showing a flow between a pipeline current detection module and a handheld terminal and an upper computer respectively according to the present invention;
fig. 3 is a schematic flow chart showing the process between the deviation alarm module and the information transmission module and the upper computer respectively.
Reference numerals: 1. a handheld terminal; 11. a GPS positioning module; 12. an information acquisition module; 13. an information storage module; 14. an information transmission module; 15. a deviation alarm module; 2. an upper computer; 3. and a pipeline current detection module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be described clearly and completely in the following with reference to the drawings of the embodiments of the present application. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the application without any inventive step, are within the scope of protection of the application.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" or "an" and "the" and similar referents in the description and claims of the present application does not denote a limitation of quantity, but rather denote the presence of at least one.
In the description of the present application and claims, the terms "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the referred device or unit must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application.
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1-3 show a specific embodiment of an intelligent GPS line patrol system according to the present invention, which includes a handheld terminal 1 and an upper computer 2, wherein the handheld terminal 1 wirelessly transmits the collected information to the upper computer 2 for analysis and processing, the handheld terminal 1 and the upper computer 2 are matched to enable the system to effectively supervise and manage the behavior of the patrol inspector, the upper computer 2 performs analysis and processing to perform accurate performance assessment according to the record, thereby ensuring that the line patrol rate reaches 100%, on the other hand, the handheld terminal 1 can timely and accurately verify the existing hidden danger of the reported pipeline, thereby ensuring the safe operation of the pipeline, specifically, in the present invention, the handheld terminal 1 includes a GPS positioning module 11, an information collecting module 12, an information storage module 13, and an information transmission module 14, the GPS positioning module 11 realizes real-time positioning of the patrol inspector and generates a coordinate set of the walking trajectory point of the line patrol inspector, and will patrol the line walking orbit coordinate point set and send to host computer 2 through wireless transmission mode and gather, wherein, GPS positioning module 11 adopts GPS global positioning system to carry out position location, and signal coverage is wide, and positioning accuracy is high, carries out corresponding location collection to patrolling and examining personnel's working path more easily.
The parameters in the coordinate point set of the walking track of the patrol line comprise a speed value, a longitude value and a latitude value, the speed value, the longitude value and the latitude value are summarized, and the time spent by the patrol personnel in a certain section of linear distance can be obtained by correspondingly calculating the parameters between the two points, so that the inspection strength of the patrol personnel on the section can be determined, the later-stage corresponding spot inspection on the condition of the patrol personnel in the inspection process can be conveniently carried out, and the anti-interference capability is strong.
In the prior art, when the GPS positioning technology is used for positioning pedestrians, the GPS positioning technology is restricted by various factors such as complex surrounding environment of pedestrians, variable walking speed, and the like, a certain deviation often exists between the acquired GPS patrol walking trajectory and the actual walking trajectory of patrol inspectors, and if the GPS patrol walking trajectory of the patrol inspectors is directly stored, a large amount of inaccurate safety data will be generated, and patrol inspection work is affected, therefore, in this embodiment, by operating the upper computer 2, namely setting a patrol route, when the upper computer 2 receives the patrol walking trajectory coordinate point set transmitted by the GPS positioning module 11, the patrol walking trajectory coordinate point set is automatically rejected by comparing the patrol walking trajectory coordinate point set with the set patrol route, and a deviation-set patrol route coordinate point is automatically rejected to generate a real-time patrol walking trajectory.
Specifically, when parameters of some track points in the patrol route walking track coordinate point set exceed a set threshold value, that is, when the longitude and latitude in the parameters exceed the longitude and latitude in a set patrol route, in other words, when the longitude and latitude of a certain track point and the straight line distance of the set patrol route are too large, the point is indicated to be deviated, in the invention, the upper computer 2 deletes the track point by judging whether the straight line distance between the track point and the set patrol route is more than 100 meters, and if so, indicating that the track point is deviated from the set patrol route; if not, the point is reserved, in the invention, gps forms a coordinate every 5 seconds, and the travel distance of the 5 seconds can be calculated by using the speed x 5 in the parameter.
In addition, when the time spent in a certain distance exceeds the time range set by theory, the handheld terminal 1 sends out a corresponding alarm prompt to the upper computer 2, the worker can distinguish the alarm prompt through the upper computer 2, the specific situation of the patrol worker is confirmed by contacting the patrol worker, and accidents of the patrol worker outside are avoided.
According to the invention, an inspector can record abnormal conditions in a real-time line patrol walking track through pictures, voice and characters through the information acquisition module 12 in the handheld terminal 1, and transmits recorded information to the upper computer 2 for storage and analysis, wherein the information acquisition module 12 comprises a camera set, a voice unit and a display screen, the camera set is used for shooting and acquiring pipelines, the voice unit identifies the language of the inspector and records the language, and the inspector can mark corresponding information on the pictures through the display screen to record the real-time conditions of the pipelines and feed the information back to the upper computer 2 for storage.
In addition, in this embodiment, the routing inspection personnel accessible is to the abnormal conditions of record do hierarchical mark, wherein, hierarchical mark includes ordinary condition, general condition, emergency, and of course, the routing inspection personnel can also annotate corresponding measure in hierarchical mark, and the staff of being convenient for carries out the formulation of corresponding measure to the abnormal conditions through host computer 2, also can clear reflection routing inspection personnel's emergency measure ability, can further do certain aassessment to routing inspection personnel's routing inspection work.
In this embodiment, the upper computer 2 collects the received collected information in a report form, where the report form content includes daily inspection work conditions, attendance records, reporting hidden danger conditions, and the like to generate a corresponding report form, so as to facilitate work of a manager, guide work arrangement in a later period, and simultaneously realize performance assessment of a patrol inspector.
In the invention, the information transmission module 14 adopts GPRS network signals for data communication, real-time position information and hidden danger information can be reported quickly by adopting the GPRS network signals for data communication, meanwhile, the system provides a cache reporting function, when the network information is weak, the real-time position information and the hidden danger information can be temporarily stored in the information storage module 13 of the handheld terminal 1, and when the signals are good, the real-time position information and the hidden danger information can be uploaded, so that the information loss caused by poor GPRS network signals can be avoided.
Of course, in the present invention, in order to avoid delay in information communication between the handheld terminal 1 and the upper computer 2, the information transmission module 14 may also use a satellite to transmit information.
In the invention, the line patrol system adopts a B/S architecture and accesses in a WEB webpage mode, so that all functions in the system can be realized at a foreground WEB end, the access and management of the system are convenient, remote information communication can be realized, and the system is more convenient in actual work.
In the invention, the upper computer 2 marks the coordinate point of the abnormal condition in the set routing path, wherein the mark forms a necessary check point mainly by adding text description and picture information, the necessary check point information is sent to the handheld terminal 1 through wireless transmission, and a routing patrol officer can transmit a daily photo of the necessary check point to the upper computer 2 as a daily routing patrol result, thereby realizing the management of the daily routing patrol work of the necessary check point, facilitating the arrangement of the basic work of the routing patrol officer by the officer, and realizing the key distribution of the routing.
In order to monitor the line patrol work of the patrol inspector more closely, in the invention, a deviation alarm module 15 is arranged in a handheld terminal 1, when the handheld terminal 1 deviates from a threshold value of a set line patrol path, the deviation alarm module 15 in the handheld terminal 1 sends out an alarm prompt, displays deviation direction information and transmits the information to an upper computer 2 through an information transmission module 14, wherein the alarm prompt can carry out information prompt through a display screen or prompt by sound, correspondingly, the color of the display screen can be changed to carry out corresponding prompt, so that the condition that the patrol inspector deviates from the set line patrol path in the patrol process is avoided.
In addition, when this information transmission was to host computer 2, the staff accessible initiatively contacts the personnel of patrolling and examining and makes further understanding to the condition of patrolling and examining to further avoid the personnel of patrolling and examining to patrol and examine in the work unfamiliar with the route of patrolling and examining, the negative impact that causes can be further to the personnel of patrolling and examining supervision effect.
In the invention, in order to further control the real-time condition of the pipeline, the pipeline current detection module 3 is fixedly arranged on the set routing inspection path, the pipeline current detection module 3 is electrically connected with the handheld terminal 1, the pipeline current detection module 3 is used for detecting the current change condition of the pipeline, carrying out risk early warning on the data of which the current change exceeds a threshold value and sending position information to the handheld terminal 1, and transmitting the risk early warning information to the upper computer 2 for storage, and a worker can timely judge the abnormal condition of the pipeline and the position information of the abnormal pipeline through the risk early warning information displayed by the upper computer 2, so that the routing inspection worker can timely inspect the abnormal pipeline by sending corresponding risk early warning information to the handheld terminal 1, and because the worker cannot carry out omnibearing routing inspection on all the pipelines, therefore, the current detection module provided by the invention can well monitor the pipeline for a long time, and can monitor the condition of the pipeline in an all-round way by matching with the polling work of polling personnel, so that the economic loss caused by the abnormity of the pipeline is avoided.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. An intelligent GPS line patrol system comprises a handheld terminal and an upper computer, wherein the handheld terminal wirelessly transmits acquisition information to the upper computer for analysis and processing, and is characterized in that the upper computer sets a line patrol path, reads a GPS line patrol walking track of a patrol inspector through a GPS positioning module arranged in the handheld terminal and generates a line patrol walking track coordinate point set, and the upper computer automatically eliminates the deviation of the set line patrol path coordinate points by comparing the track coordinate point set with the set line patrol path to generate a real-time line patrol walking track;
and the patrol personnel records abnormal conditions in the real-time patrol line walking track through pictures, voice and characters by the handheld terminal, and transmits the recorded information to the upper computer for storage and analysis.
2. The intelligent GPS line patrol system according to claim 1, wherein the handheld terminal comprises an information acquisition module, an information storage module and an information transmission module, the information acquisition module is used for acquiring abnormal conditions on the real-time line patrol walking track and transmitting abnormal condition information to the upper computer for processing through the information transmission module, and the information storage module is used for storing the abnormal condition information.
3. The intelligent GPS patrol system according to claim 2, wherein the information transmission module uses GPRS network signals for data communication.
4. The intelligent GPS patrol system according to claim 1, wherein the patrol system adopts a B/S architecture and is accessed through a WEB page mode.
5. The intelligent GPS line patrol system according to claim 1, wherein the upper computer marks coordinate points of abnormal conditions in the set line patrol path.
6. The intelligent GPS line patrol system according to claim 5, wherein the label forms a necessary inspection point by adding text description and picture information, and sends the necessary inspection point information to the handheld terminal through wireless transmission.
7. The intelligent GPS patrol system according to claim 1, wherein when the handheld terminal deviates from the threshold value of the set patrol path, the handheld terminal gives an alarm and displays deviation direction information.
8. The intelligent GPS line patrol system according to claim 1, wherein a pipeline current detection module is fixedly arranged on the set line patrol path, the pipeline current detection module is electrically connected with the handheld terminal, and the pipeline current detection module is used for detecting the current change condition of a pipeline, carrying out risk early warning on data with current change exceeding a threshold value, sending position information to the handheld terminal, and transmitting risk early warning information to the upper computer for storage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210240659.9A CN114584548A (en) | 2022-03-10 | 2022-03-10 | Intelligent GPS patrols line system |
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| CN202210240659.9A CN114584548A (en) | 2022-03-10 | 2022-03-10 | Intelligent GPS patrols line system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061443A (en) * | 2014-07-01 | 2014-09-24 | 北京昊科航科技有限责任公司 | Pipeline safety pre-warning and leakage monitoring alarm method |
| CN104978775A (en) * | 2014-04-04 | 2015-10-14 | 江苏中科泛联物联网科技股份有限公司 | Inspection method and inspection system based on multi-sensor intelligent terminal |
| CN112731488A (en) * | 2020-12-08 | 2021-04-30 | 青岛积成电子股份有限公司 | Automatic deviation rectifying method for patrol inspector GPS line patrol walking track |
| WO2021212773A1 (en) * | 2020-04-24 | 2021-10-28 | 滨州学院 | Multi-rotor unmanned intelligent inspection system |
-
2022
- 2022-03-10 CN CN202210240659.9A patent/CN114584548A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104978775A (en) * | 2014-04-04 | 2015-10-14 | 江苏中科泛联物联网科技股份有限公司 | Inspection method and inspection system based on multi-sensor intelligent terminal |
| CN104061443A (en) * | 2014-07-01 | 2014-09-24 | 北京昊科航科技有限责任公司 | Pipeline safety pre-warning and leakage monitoring alarm method |
| WO2021212773A1 (en) * | 2020-04-24 | 2021-10-28 | 滨州学院 | Multi-rotor unmanned intelligent inspection system |
| CN112731488A (en) * | 2020-12-08 | 2021-04-30 | 青岛积成电子股份有限公司 | Automatic deviation rectifying method for patrol inspector GPS line patrol walking track |
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