CN116559564A - Ground wire information monitoring and analyzing system - Google Patents
Ground wire information monitoring and analyzing system Download PDFInfo
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- CN116559564A CN116559564A CN202310542576.XA CN202310542576A CN116559564A CN 116559564 A CN116559564 A CN 116559564A CN 202310542576 A CN202310542576 A CN 202310542576A CN 116559564 A CN116559564 A CN 116559564A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 42
- 238000004458 analytical method Methods 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 12
- 238000012806 monitoring device Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 208000014674 injury Diseases 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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- General Physics & Mathematics (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a ground wire information monitoring and analyzing system, which relates to the technical field of ground wire monitoring and analyzing, wherein contact information of a ground wire is obtained through a set detection unit, the contact information comprises a contact target and a non-contact target, then the contact information is summarized and analyzed by an information summarizing unit, and a vigilance signal is generated according to the number of the non-contact targets in the contact information; the auxiliary control unit is started according to the vigilance signal, the real-time video of the scene is obtained, auxiliary control analysis is carried out on the real-time video by the processing unit, whether the part which is not hung with the ground wire is required to be aimed at or not is determined according to the auxiliary control analysis condition, and the staff is reminded to maintain or warn.
Description
Technical Field
The invention belongs to the technical field of ground wire monitoring and analysis, and particularly relates to a ground wire information monitoring and analysis system.
Background
In the electric power system, the grounding wire is the most direct measure for protecting workers from electric shock injury, but at present, the temporary grounding wire is generally checked manually in the electric power engineering operation maintenance construction site in China, the means is original, the efficiency is low, and safety accidents are easy to occur. The existing ground line control system mostly adopts wired transmission modes such as RS485 and the like or charging communication means such as GPRS and the like, and a large amount of manpower and material resources are consumed.
The patent number CN110146769A discloses a grounding wire monitoring device, an EOS monitoring system and a method thereof, wherein the EOS monitoring system comprises external electrical equipment, an alternating current charging pile, an external equipment ground pile and a grounding wire monitoring device, and the external equipment ground pile is electrically connected with the grounding wire monitoring device through a first grounding wire; the alternating-current charging pile is electrically connected with the ground wire monitoring device through a second ground wire; the external electrical equipment is electrically connected with the ground wire monitoring device through a third ground wire; the ground wire monitoring device sends detection signals, the detection signals sequentially pass through the first ground wire, the second ground wire and the third ground wire and then return to the ground wire monitoring device, a loop is formed, and the ground wire monitoring device judges that the detection signals do not return through the loop and automatically alarms. The automatic detection and the automatic alarm can be performed in real time without manually and regularly checking the circuit, so that the labor and the maintenance cost are greatly saved, and the problem that the checking effectiveness is poor due to manual operation in the existing EOS detection is solved.
For ground wire monitoring, a plurality of modes are provided for detection, but comprehensive survey is not carried out according to detection results or on-site actual conditions, the hanging situation of the ground wire is counted under the most appropriate condition, and reminding is carried out when warning needs to be sent out, so that a solution is provided.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art; therefore, the invention provides a ground wire information monitoring and analyzing system, which comprises:
the method comprises the steps that a detection unit is set to obtain contact information of a ground wire, wherein the contact information comprises a contact target and a non-contact target, the contact target is indicated as the ground wire is connected, and otherwise, the contact target is indicated as the ground wire which is not connected;
the information summarizing unit is used for summarizing and analyzing the contact information and generating vigilance signals according to the number of non-contact targets in the contact information;
the sink unit is used for transmitting the generated vigilance signal to the processing unit, and the processing unit receives the vigilance signal transmitted by the sink unit and transmits the vigilance signal to the auxiliary control unit;
the auxiliary control unit is automatically started when the vigilance signal transmitted by the processing unit is received, the auxiliary control unit is video acquisition equipment arranged in a ground wire scene and used for acquiring real-time video of the scene, the auxiliary control unit is used for transmitting the real-time video to the processing unit, the processing unit receives the real-time video transmitted by the auxiliary control unit and performs auxiliary control analysis on the real-time video, and the specific mode of the auxiliary control analysis is as follows:
after the movable personnel in the real-time video are obtained and marked as the movable targets, marking the movable targets as risk deposit targets according to the minimum distance between the movable targets and the delineating range;
and then carrying out behavior tracking on the risk deposit label, wherein the specific mode of behavior tracking is as follows:
acquiring all risk deposit targets, optionally one risk deposit target, acquiring the small circle distance of the risk deposit target, and acquiring the small circle distance group Qi once every interval of T1 time to obtain the small circle distance group Qi, wherein i=1, & gt, n and T1 are preset values, and Qn is the small circle distance at the latest moment;
calculating the shrinkage value Bi, B by using a formula i ＝Q i+1 -Q i I=1,..;
pushing forwards from Bn-1 moment, obtaining ten groups of data to obtain a close data group, and marking three groups of data closest to the next moment as the close data group;
when the number of the values which are larger than or equal to zero in the approaching data set exceeds X3, and the values in the approaching data set are all larger than or equal to zero, an approaching signal is generated, otherwise, no processing is performed; x3 is a preset value;
after the proximity signal is generated, the ground wire hanging position in the delineating range is automatically obtained, and the ground wire hanging position and the proximity signal are fused together to form a reminding signal.
Further, the contact information of the ground wire is obtained by the following steps:
the pressure detection device, which can be a pressure sensor or a pressure detector, is arranged at the grounding position and between the grounding device and the ground wire socket, and the pressure detection device indicates grounding when pressure exists; the pressure detection device is used for marking all detected pressure signals exceeding a preset value as contact targets, otherwise marking the pressure signals as non-contact targets, and marking the contact targets and the non-contact targets as contact information.
Further, the summary analysis concretely comprises the following steps:
step one: acquiring all contact information;
step two: the method comprises the steps of obtaining the number of non-contact targets in contact information, marking the number as a non-target number, obtaining the total quantity of the contact targets and the non-contact targets in the contact information, and dividing the non-target number by the total quantity to obtain a non-target duty ratio;
step three: when the non-standard duty cycle is not zero or 1, a reasonable signal is generated, otherwise, a vigilance signal is generated.
Further, the auxiliary control analysis concretely comprises the following steps:
s1: acquiring a real-time video;
s2: automatically acquiring all the active personnel from the real-time video, and marking the active personnel as an active target;
s3: acquiring all movable targets, marking a designated range of a line where all ground wires are grounded as a delineating range, wherein the designated range refers to a distance X1 from front to back where any line where the ground wires are responsible is located, and X1 is a preset value;
s4: then, the circle-defined range is monitored in real time, and when any small circle distance circle-defined range X2 of the movable target appears, the movable target is marked as a risk-saving target; x2 is a preset value and is more than or equal to X1; the small circle distance is the distance between the corresponding movable target and the circle fixed range.
Further, the processing unit is used for transmitting the reminding signal to the reminding unit when the reminding signal is generated, and the reminding unit automatically plays a voice of 'current+ground wire hanging position+ground wire not connected, potential safety hazard' when the reminding signal transmitted by the processing unit is received;
the processing unit is also used for transmitting the reminding signal to the storage unit after marking the time stamp, and the storage unit receives the reminding signal with the time stamp transmitted by the processing unit and automatically stores the reminding signal.
Further, the information summarizing unit is further configured to perform missing difference analysis on the contact information, where the missing difference analysis specifically includes:
all contact information is acquired in real time;
the method comprises the steps of obtaining the number of non-contact targets in contact information, marking the number as non-target numbers, obtaining the non-target numbers once every interval T2 time, and generating a hooking completion signal if the non-target numbers are not reduced at all after the duration T3 time after continuously reducing the non-target numbers, wherein T2 and T3 are preset values;
the non-contact target which is still present at this time is obtained and marked as a missed target.
Further, the information summarizing unit is further used for transmitting the missed grafting mark to the processing unit through the summarizing unit, and the processing unit automatically transmits the missed grafting mark to the display unit when receiving the missed grafting mark;
when receiving the missed label, the reminding unit automatically reminds a manager of 'current missed label, please notice checking'.
Further, the management unit is in communication connection with the processing unit and is used for inputting all preset values.
Compared with the prior art, the invention has the beneficial effects that:
the invention obtains the contact information of the ground wire through setting the detecting unit, the contact information comprises a contact target and a non-contact target, then the information summarizing unit is used for summarizing and analyzing the contact information, and a vigilance signal is generated according to the number of the non-contact targets in the contact information;
the auxiliary control unit is started according to the vigilance signal, the real-time video of the scene is obtained, auxiliary control analysis is carried out on the real-time video by the processing unit, whether the part which is not hung with the ground wire is required to be aimed at or not is determined according to the auxiliary control analysis condition, and the staff is reminded to maintain or warn.
Drawings
Fig. 1 is a system block diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present application provides a ground wire information monitoring and analyzing system, including:
the information collecting and classifying system comprises a setting detecting unit, an information summarizing unit, a converging unit, a processing unit, a management unit, a storage unit and a reminding unit;
the setting detection unit is used for detecting contact information of the ground wire, the contact information comprises a contact target and a non-contact target, the contact target is indicated as the ground wire is connected, and otherwise, the contact target is indicated as the ground wire which is not connected; specific detection modes can adopt a technology disclosed in a patent with a publication number of CN 109459649A; of course, the following modes can be adopted, specifically:
the pressure detection device, which can be a pressure sensor or a pressure detector, is arranged at the grounding position and between the grounding device and the ground wire socket, and the pressure detection device indicates grounding when pressure exists; the pressure detection equipment is used for marking all detected pressure signals exceeding a preset value as contact targets, otherwise marking the pressure signals as non-contact targets, and marking the contact targets and the non-contact targets as contact information;
the setting detection unit is used for transmitting the contact information to the information summarizing unit, and the information summarizing unit is used for summarizing and analyzing the contact information, and the specific mode of summarizing and analyzing is as follows:
step one: acquiring all contact information;
step two: the method comprises the steps of obtaining the number of non-contact targets in contact information, marking the number as a non-target number, obtaining the total quantity of the contact targets and the non-contact targets in the contact information, and dividing the non-target number by the total quantity to obtain a non-target duty ratio;
step three: when the non-standard duty ratio is not zero or 1, 1 is a percentage here, a reasonable signal is generated, otherwise, a vigilance signal is generated;
the sink unit is used for transmitting the vigilance signal to the processing unit, and the processing unit receives the vigilance signal transmitted by the sink unit and transmits the vigilance signal to the auxiliary control unit;
the auxiliary control unit is automatically started when the vigilance signal transmitted by the processing unit is received, the auxiliary control unit is video acquisition equipment arranged in a ground wire scene, can be a camera or other equipment and is used for acquiring real-time video of a scene, the auxiliary control unit is used for transmitting the real-time video to the processing unit, and the processing unit receives the real-time video transmitted by the auxiliary control unit and performs auxiliary control analysis on the real-time video, wherein the auxiliary control analysis comprises the following specific modes:
s1: acquiring a real-time video;
s2: automatically acquiring all the active personnel from the real-time video, marking the active personnel as an active target, and identifying the personnel by a face acquisition mode or other existing modes;
s3: acquiring all movable targets, marking a designated range of a line where all ground wires are grounded as a delineating range, wherein the designated range refers to a distance X1 from front to back where any line where the ground wires are responsible is located, and X1 is a preset value;
s4: then, the circle-defined range is monitored in real time, and when any small circle distance circle-defined range X2 of the movable target appears, the movable target is marked as a risk-saving target; x2 is a preset value and is more than or equal to X1; the small circle distance is the distance between the corresponding movable target and the circle fixed range;
s5: and then carrying out behavior tracking on the risk deposit label, wherein the specific mode of behavior tracking is as follows:
acquiring all risk deposit targets, optionally one risk deposit target, acquiring the small circle distance of the risk deposit target, and acquiring the small circle distance group Qi once every interval of T1 time to obtain the small circle distance group Qi, wherein i=1, & gt, n and T1 are preset values, and Qn is the small circle distance at the latest moment;
calculating the shrinkage value Bi, B by using a formula i ＝Q i+1 -Q i I=1,..;
pushing forwards from Bn-1 moment, obtaining ten groups of data to obtain a close data group, and marking three groups of data closest to the next moment as the close data group;
when the number of the values which are larger than or equal to zero in the approaching data set exceeds X3, and the values in the approaching data set are all larger than or equal to zero, an approaching signal is generated, otherwise, no processing is performed; x3 is a preset value;
after the proximity signal is generated, automatically acquiring the ground wire hanging position of the delineating range, and fusing the ground wire hanging position and the proximity signal together to form a reminding signal;
the processing unit is used for transmitting the reminding signal to the reminding unit when the reminding signal is generated, and the reminding unit automatically plays a voice of 'current + ground wire hanging position + ground wire not connected, potential safety hazard' when the reminding signal transmitted by the processing unit is received;
the processing unit is also used for transmitting the reminding signal to the storage unit after marking the time stamp, and the storage unit receives the reminding signal with the time stamp transmitted by the processing unit and automatically stores the reminding signal;
the management unit is in communication connection with the processing unit and is used for inputting all preset values;
as a second embodiment of the present invention,
the information summarizing unit is also used for carrying out missing difference analysis on the contact information, and the missing difference analysis concretely comprises the following steps:
all contact information is acquired in real time;
the method comprises the steps of obtaining the number of non-contact targets in contact information, marking the number as non-target numbers, obtaining the non-target numbers once every interval T2 time, and generating a hooking completion signal if the non-target numbers are not reduced at all after the duration T3 time after continuously reducing the non-target numbers, wherein T2 and T3 are preset values;
acquiring a non-contact mark which is still present at the moment, and marking the non-contact mark as a missing mark;
the information summarizing unit is also used for transmitting the missed label to the processing unit through the summarizing unit, and the processing unit automatically transmits the missed label to the display unit when receiving the missed label;
when receiving the missed label, the reminding unit automatically reminds a manager of 'current missed label, please notice checking'.
The partial data in the formula are all obtained by removing dimension and taking the numerical value for calculation, and the formula is a formula closest to the real situation obtained by simulating a large amount of collected data through software; the preset parameters and the preset threshold values in the formula are set by those skilled in the art according to actual conditions or are obtained through mass data simulation.
The above embodiments are only for illustrating the technical method of the present invention and not for limiting the same, and it should be understood by those skilled in the art that the technical method of the present invention may be modified or substituted without departing from the spirit and scope of the technical method of the present invention.
Claims (8)
1. A ground wire information monitoring and analyzing system, comprising:
the method comprises the steps that a detection unit is set to obtain contact information of a ground wire, wherein the contact information comprises a contact target and a non-contact target, the contact target is indicated as the ground wire is connected, and otherwise, the contact target is indicated as the ground wire which is not connected;
the information summarizing unit is used for summarizing and analyzing the contact information and generating vigilance signals according to the number of non-contact targets in the contact information;
the sink unit is used for transmitting the generated vigilance signal to the processing unit, and the processing unit receives the vigilance signal transmitted by the sink unit and transmits the vigilance signal to the auxiliary control unit;
the auxiliary control unit is automatically started when the vigilance signal transmitted by the processing unit is received, the auxiliary control unit is video acquisition equipment arranged in a ground wire scene and used for acquiring real-time video of the scene, the auxiliary control unit is used for transmitting the real-time video to the processing unit, the processing unit receives the real-time video transmitted by the auxiliary control unit and performs auxiliary control analysis on the real-time video, and the specific mode of the auxiliary control analysis is as follows:
after the movable personnel in the real-time video are obtained and marked as the movable targets, marking the movable targets as risk deposit targets according to the minimum distance between the movable targets and the delineating range;
and then carrying out behavior tracking on the risk deposit label, wherein the specific mode of behavior tracking is as follows:
acquiring all risk deposit targets, optionally one risk deposit target, acquiring the small circle distance of the risk deposit target, and acquiring the small circle distance group Qi once every interval of T1 time to obtain the small circle distance group Qi, wherein i=1, & gt, n and T1 are preset values, and Qn is the small circle distance at the latest moment;
calculating the shrinkage value Bi, B by using a formula i ＝Q i+1 -Q i I=1,..;
pushing forwards from Bn-1 moment, obtaining ten groups of data to obtain a close data group, and marking three groups of data closest to the next moment as the close data group;
when the number of the values which are larger than or equal to zero in the approaching data set exceeds X3, and the values in the approaching data set are all larger than or equal to zero, an approaching signal is generated, otherwise, no processing is performed; x3 is a preset value;
after the proximity signal is generated, the ground wire hanging position in the delineating range is automatically obtained, and the ground wire hanging position and the proximity signal are fused together to form a reminding signal.
2. The system for monitoring and analyzing ground wire information according to claim 1, wherein the manner of obtaining the contact information of the ground wire is:
the pressure detection device, which can be a pressure sensor or a pressure detector, is arranged at the grounding position and between the grounding device and the ground wire socket, and the pressure detection device indicates grounding when pressure exists; the pressure detection device is used for marking all detected pressure signals exceeding a preset value as contact targets, otherwise marking the pressure signals as non-contact targets, and marking the contact targets and the non-contact targets as contact information.
3. The system for monitoring and analyzing ground wire information according to claim 1, wherein the summary analysis is as follows:
step one: acquiring all contact information;
step two: the method comprises the steps of obtaining the number of non-contact targets in contact information, marking the number as a non-target number, obtaining the total quantity of the contact targets and the non-contact targets in the contact information, and dividing the non-target number by the total quantity to obtain a non-target duty ratio;
step three: when the non-standard duty cycle is not zero or 1, a reasonable signal is generated, otherwise, a vigilance signal is generated.
4. The system for monitoring and analyzing ground wire information according to claim 1, wherein the auxiliary control analysis comprises the following specific steps:
s1: acquiring a real-time video;
s2: automatically acquiring all the active personnel from the real-time video, and marking the active personnel as an active target;
s3: acquiring all movable targets, marking a designated range of a line where all ground wires are grounded as a delineating range, wherein the designated range refers to a distance X1 from front to back where any line where the ground wires are responsible is located, and X1 is a preset value;
s4: then, the circle-defined range is monitored in real time, and when any small circle distance circle-defined range X2 of the movable target appears, the movable target is marked as a risk-saving target; x2 is a preset value and is more than or equal to X1; the small circle distance is the distance between the corresponding movable target and the circle fixed range.
5. The system of claim 1, wherein the processing unit is configured to transmit a reminder signal to the reminder unit when the reminder signal is generated, and the reminder unit automatically plays a voice of "current+ground wire hanging position+ground wire not connected, and potential safety hazard" when the reminder signal transmitted by the processing unit is received;
the processing unit is also used for transmitting the reminding signal to the storage unit after marking the time stamp, and the storage unit receives the reminding signal with the time stamp transmitted by the processing unit and automatically stores the reminding signal.
6. The system according to claim 1, wherein the information summarizing unit is further configured to perform a missing difference analysis on the contact information, where the missing difference analysis is specifically:
all contact information is acquired in real time;
the method comprises the steps of obtaining the number of non-contact targets in contact information, marking the number as non-target numbers, obtaining the non-target numbers once every interval T2 time, and generating a hooking completion signal if the non-target numbers are not reduced at all after the duration T3 time after continuously reducing the non-target numbers, wherein T2 and T3 are preset values;
the non-contact target which is still present at this time is obtained and marked as a missed target.
7. The system according to claim 6, wherein the information summarizing unit is further configured to transmit the missed label to the processing unit through the summarizing unit, and the processing unit automatically transmits the missed label to the display unit when receiving the missed label;
when receiving the missed label, the reminding unit automatically reminds a manager of 'current missed label, please notice checking'.
8. The system of claim 1, wherein the management unit is communicatively coupled to the processing unit for entering all of the predetermined values.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310542576.XA CN116559564B (en) | 2023-05-15 | 2023-05-15 | Ground wire information monitoring and analyzing system |
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| CN202310542576.XA CN116559564B (en) | 2023-05-15 | 2023-05-15 | Ground wire information monitoring and analyzing system |
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| CN116559564A true CN116559564A (en) | 2023-08-08 |
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| CN210015990U (en) * | 2018-12-12 | 2020-02-04 | 广东电网有限责任公司 | Ground wire device with working state monitoring function |
| CN112798979A (en) * | 2020-12-09 | 2021-05-14 | 国网辽宁省电力有限公司锦州供电公司 | System and method for detecting state of grounding wire of transformer substation based on deep learning technology |
-
2023
- 2023-05-15 CN CN202310542576.XA patent/CN116559564B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102231489A (en) * | 2011-04-22 | 2011-11-02 | 西安理工大学 | Device for monitoring grounding wire connection status during power line maintenance work and monitoring method thereof |
| CN104535877A (en) * | 2014-11-06 | 2015-04-22 | 西安理工大学 | Visualized detecting, reporting and positioning method for hanging ground wires in maintenance of overhead contact line equipment |
| JP2017200407A (en) * | 2016-04-28 | 2017-11-02 | 中国電力株式会社 | Remote ground line monitoring system |
| CN109029547A (en) * | 2018-04-17 | 2018-12-18 | 南京盾捷电气科技有限公司 | Hanging earthing conductor monitoring method based on ARM |
| CN210015990U (en) * | 2018-12-12 | 2020-02-04 | 广东电网有限责任公司 | Ground wire device with working state monitoring function |
| CN112798979A (en) * | 2020-12-09 | 2021-05-14 | 国网辽宁省电力有限公司锦州供电公司 | System and method for detecting state of grounding wire of transformer substation based on deep learning technology |
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| CN116559564B (en) | 2024-01-23 |
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