CN110211329A - A kind of power distribution network personal security protective device - Google Patents
A kind of power distribution network personal security protective device Download PDFInfo
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- CN110211329A CN110211329A CN201910583603.1A CN201910583603A CN110211329A CN 110211329 A CN110211329 A CN 110211329A CN 201910583603 A CN201910583603 A CN 201910583603A CN 110211329 A CN110211329 A CN 110211329A
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- 238000009826 distribution Methods 0.000 title claims abstract description 28
- 230000001681 protective effect Effects 0.000 title claims abstract description 18
- 230000005684 electric field Effects 0.000 claims abstract description 101
- 230000006698 induction Effects 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 238000004364 calculation method Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 7
- 210000000707 wrist Anatomy 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 206010057315 Daydreaming Diseases 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- 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
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- General Engineering & Computer Science (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The embodiment of the present application discloses a kind of power distribution network personal security protective device, including ontology, the numerical map memory that body interior is arranged in, sensing processing circuit and warning circuit, LED display on ontology main panel and LED alarm lamp are set, and the loudspeaker of body bottom portion is set.Pass through numerical map memory and the real time position of human body infrared induction chip monitoring results personnel, the electric field strength that operating personnel is presently in position is obtained by electric field acquisition chip and electric field comparator, and judge whether electric field strength is greater than or equal to preset electric field strength threshold value, if the determination result is YES, then indicating that operating personnel is presently in position is dangerous charging zone, at this point, alarming by warning circuit, remind operating personnel far from danger zone.Power distribution network personal security protective device disclosed in the present application can alarm at operating personnel mistakenly entering into charged region, the safety of effective guarantee operating personnel.
Description
Technical field
This application involves electric power safety protection technology field more particularly to a kind of power distribution network personal security protective devices.
Background technique
When carrying out maintenance or troubleshooting to the equipment of electric system, the operation adjacent with the equipment overhauled is needed is set
Standby to be generally in electriferous state, the running equipment of this kind of electrification is known as " dangerous point " in power system security production work.For
Upkeep operation personnel's mistakenly entering into charged equipment region is prevented, accidentally steps on or accidentally touches charging equipment, to cause the person and equipment thing
Therefore need the passageway cover bar or enclose that in the cover bar at the adjacent running equipment interval in maintenance place or fence and no through traffic
The nameplate of " halting, Keep Clear-High Voltage " is hung on column, to warn upkeep operation personnel that must not enter charging zone.But in reality
In the progress of work of border, since upkeep operation personnel are absent-minded, operation is tired and the factors such as off one's guard, it is easy to happen inspection
The phenomenon that repairing operating personnel's mistakenly entering into charged region and accidentally touching charging equipment.Come currently, operating personnel usually relies on human eye range estimation
Determine safe distance, as the running environment of electric system is increasingly complicated, the safety of operating personnel cannot get effective guarantee.
Summary of the invention
Operating personnel's mistakenly entering into charged region and accidentally touching charging equipment in order to prevent, the safety of effective guarantee operating personnel,
The application discloses a kind of power distribution network personal security protective device by following embodiment.
A kind of power distribution network personal security protective device disclosed in the present application, comprising: ontology 1 is arranged inside the ontology 1
Numerical map memory 2, sensing processing circuit 3 and warning circuit 4, the LED display on 1 main panel of ontology is set
5 and LED alarm lamp 6, and the loudspeaker 7 of 1 bottom of ontology is set；
Wherein, the numerical map memory 2 is used to store the work area map of power distribution network；
The sensing processing circuit 3 include sequentially connected human body infrared induction chip 31, electric field acquisition chip 32 and
Electric field comparator 33；
The human body infrared induction chip 31 is connected to the numerical map memory 2, the human body infrared induction chip
31 are provided commonly for the real time position of monitoring results personnel with the numerical map memory 2；
The electric field acquisition chip 32 is used to receive the real time position of the operating personnel, and acquisition current electric field is strong in real time
Degree, the current electric field intensity are the electric field strength that the operating personnel is presently in position；
33 storage inside of electric field comparator has preset electric field strength threshold value, and the electric field comparator 33 is for receiving
The current electric field intensity, and when the current electric field intensity is greater than or equal to the electric field strength threshold value, to warning circuit 4
Issue alarm command；
The warning circuit 4 be used for when receiving the alarm command, control the LED display 5 show it is preset
Word alarm information, the control LED alarm lamp 6 are flashed and are controlled the loudspeaker 7 and issue preset audio alert
Information.
Optionally, electric field Acquisition Circuit and electric Field Calculation circuit are provided in the electric field acquisition chip 32；
Wherein, the electric field Acquisition Circuit is used to acquire the electric field environment letter that the operating personnel is presently in position in real time
Breath；
The electric Field Calculation circuit is used to calculate the operating personnel in real time according to the electric field environment information and be presently in
The electric field strength of position.
Optionally, usb data read-write connector 8 is provided on the side panel of the ontology 1；
The usb data read-write connector 8 is for being stored in advance the electric field strength threshold value to the electric field comparator 33
Inside, the electric field strength threshold value are electric field intensity value corresponding to electric power facility safe distance specified in power distribution network regulation；
The usb data read-write connector 8 is also used to input the preset word alarm information and the preset language
Sound warning message.
Optionally, the LED display 5 is that LED shows that touch screen, the LED display 5 are connected to the numerical map
Memory 2, the LED display 5 are used to show the work area map of the power distribution network, so that the operating personnel passes through touch screen
Mode manually selects service work interval, and the workplace that the operating personnel will be overhauled is divided between the service work
Every；
The sensing processing circuit 3 further includes interval decision circuitry, and the interval decision circuitry is connected to the LED and shows
Screen 5 and the human body infrared induction chip 31；
The interval decision circuitry is used to receive the service work interval of operating personnel's selection, and according to the operation
The real time position of personnel, judges whether the operating personnel enters the service work interval, the operating personnel not into
When entering to the service work interval, the interval decision circuitry is also used to control the LED display 5 and shows information warning.
Optionally, the warning circuit 4 includes LED control circuit plate, voice alarm circuit plate and buzzing vibrating circuit
Plate；
Wherein, the LED control circuit plate is used for when receiving the alarm command, and it is aobvious to control the LED display 5
Show that preset word alarm information and the control LED alarm lamp 6 are flashed；
The voice alarm circuit plate is used for when receiving the alarm command, and it is default to control the sending of loudspeaker 7
Audio alert information；
The buzzing vibrating circuit plate is used for when receiving the alarm command, and the vibration inside ontology 1 is arranged in control
Dynamic device carries out vibration alarming.
Optionally, power module is additionally provided with inside the ontology 1, the power module is used to deposit for the numerical map
It reservoir 2, the sensing processing circuit 3, the warning circuit 4, the LED display 5, the LED alarm lamp 6 and described raises
Sound device 7 provides electric energy.
Optionally, the power module includes monitoring cell electricity quantity unit, Charge Management unit and rechargeable battery,
In, the rechargeable battery is lithium battery；
It is provided with electric quantity display plate 10 on the main panel of the ontology 1, is provided with charging on the side panel of the ontology 1
First 11 and power switch 12；
The electric quantity display plate 10 is connected with the monitoring cell electricity quantity unit, the charging connector 11 and the charging
Administrative unit is connected, and the power switch 12 is connected with the rechargeable battery.
Optionally, the upper and lower ends of the ontology 1 are provided with wrist-like watchband 13, and the wrist-like watchband 13 is used for described
Body 1 is fixed in the wrist of the operating personnel.
The embodiment of the present application discloses a kind of power distribution network personal security protective device, including ontology, setting in body interior
Numerical map memory, sensing processing circuit and warning circuit, be arranged in the LED display on ontology main panel and LED report
Warning lamp, and the loudspeaker of body bottom portion is set.Made by numerical map memory and the monitoring of human body infrared induction chip
The real time position of industry personnel obtains the electric field that operating personnel is presently in position by electric field acquisition chip and electric field comparator
Intensity, and judge whether electric field strength is greater than or equal to preset electric field strength threshold value, if the determination result is YES, then it represents that operation
It is dangerous charging zone that personnel, which are presently in position, at this point, alarming by warning circuit, reminds operating personnel far from danger
Danger zone domain.Power distribution network personal security protective device disclosed in the present application can be reported at operating personnel mistakenly entering into charged region
It is alert, the safety of effective guarantee operating personnel.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of structural schematic diagram of power distribution network personal security protective device disclosed in the embodiment of the present application；
Fig. 2 is a kind of electrical block diagram of power distribution network personal security protective device disclosed in the embodiment of the present application.
Specific embodiment
Operating personnel's mistakenly entering into charged region and accidentally touching charging equipment in order to prevent, the safety of effective guarantee operating personnel,
The application discloses a kind of power distribution network personal security protective device by following embodiment.
Referring to Fig. 1-structural schematic diagram shown in Fig. 2, a kind of power distribution network personal security protective device disclosed in the present application, packet
Include: ontology 1, the numerical map memory 2 being arranged in inside the ontology 1, sensing processing circuit 3 and warning circuit 4, setting exist
LED display 5 and LED alarm lamp 6 on 1 main panel of ontology, and the loudspeaker 7 of 1 bottom of ontology is set.
Wherein, the numerical map memory 2 is used to store the work area map of power distribution network.
The sensing processing circuit 3 include sequentially connected human body infrared induction chip 31, electric field acquisition chip 32 and
Electric field comparator 33.
The human body infrared induction chip 31 is connected to the numerical map memory 2, the human body infrared induction chip
31 are provided commonly for the real time position of monitoring results personnel with the numerical map memory 2.
The electric field acquisition chip 32 is used to receive the real time position of the operating personnel, and acquisition current electric field is strong in real time
Degree, the current electric field intensity are the electric field strength that the operating personnel is presently in position.In practical application, electric field acquires core
Piece 32 is electric field strength transducer[sensor
In one implementation, electric field Acquisition Circuit and electric Field Calculation electricity are provided in the electric field acquisition chip 32
Road.
Wherein, the electric field Acquisition Circuit is used to acquire the electric field environment letter that the operating personnel is presently in position in real time
Breath.
The electric Field Calculation circuit is used to calculate the operating personnel in real time according to the electric field environment information and be presently in
The electric field strength of position.
33 storage inside of electric field comparator has preset electric field strength threshold value, and the electric field comparator 33 is for receiving
The current electric field intensity, and when the current electric field intensity is greater than or equal to the electric field strength threshold value, to warning circuit 4
Issue alarm command.In one implementation, the electric field comparator 33 is operational amplifier.
The warning circuit 4 be used for when receiving the alarm command, control the LED display 5 show it is preset
Word alarm information, the control LED alarm lamp 6 are flashed and are controlled the loudspeaker 7 and issue preset audio alert
Information.
In one implementation, the warning circuit 4 is that acousto-optic vibrates warning circuit, including LED control circuit plate, language
Sound warning circuit plate and buzzing vibrating circuit plate.
Wherein, the LED control circuit plate is used for when receiving the alarm command, and it is aobvious to control the LED display 5
Show that preset word alarm information and the control LED alarm lamp 6 are flashed.
The voice alarm circuit plate is used for when receiving the alarm command, and it is default to control the sending of loudspeaker 7
Audio alert information.
The buzzing vibrating circuit plate is used for when receiving the alarm command, and the vibration inside ontology 1 is arranged in control
Dynamic device carries out vibration alarming.
In actual application, the different occasions according to locating for operating personnel preset different word alarm letters
Breath and different audio alert information, such as: text, the language of " Keep Clear-High Voltage, No climbing " are used on transformer platform area
Sound warning message uses text, the audio alert information of " someone's work, No switching on " in maintenance, uses in safe plant area
The text of " Keep Clear-High Voltage, please don't be close ", audio alert information.
In one implementation, usb data read-write connector 8 is provided on the side panel of the ontology 1.
The usb data read-write connector 8 is for being stored in advance the electric field strength threshold value to the electric field comparator 33
Inside, the electric field strength threshold value are electric field intensity value corresponding to electric power facility safe distance specified in power distribution network regulation.
In power distribution network safety code, different safe distances is defined for different grades of electric power facility.For example, being directed to
Voltage class is 10kV and electric power facility below, it is specified that safe distance is 0.70 meter；It is 20kV, 35kV for voltage class
Electric power facility is, it is specified that safe distance is 1.00 meters.Electric field strength threshold value is corresponding with safe distance, is 10kV for voltage class
And for electric power facility below, electric field strength threshold value refers in electric power facility electrification, apart from the charged facility 0.7
Electric field intensity value at rice.By personal security's protective device disclosed in the embodiment of the present application, if electric field comparator is judged to work as
Preceding electric field strength is greater than electric field strength threshold value, then it represents that operating personnel and electrification the distance between electric power facility be less than safety away from
From at this point, issuing alarm by warning circuit, prompting operating personnel is separate, ensures the personal safety of operating personnel.
The usb data read-write connector 8 is also used to input the preset word alarm information and the preset language
Sound warning message, such as " Keep Clear-High Voltage, No climbing ", " someone's work, No switching on " and " Keep Clear-High Voltage, please don't be close "
Deng.
Further, the LED display 5 is that LED shows touch screen, the LED display 5 be connected to it is described digitally
Figure memory 2, the LED display 5 is used to show the work area map of the power distribution network, so that the operating personnel passes through touch screen
Mode manually select service work interval, the workplace that the operating personnel will be overhauled is divided between the service work
Every.
The sensing processing circuit 3 further includes interval decision circuitry, and the interval decision circuitry is connected to the LED and shows
Screen 5 and the human body infrared induction chip 31.
The interval decision circuitry is used to receive the service work interval of operating personnel's selection, and according to the operation
The real time position of personnel, judges whether the operating personnel enters the service work interval, the operating personnel not into
When entering to the service work interval, the interval decision circuitry is also used to control the LED display 5 and shows information warning,
Such as texts information warning such as " being strayed into interval ".
Further, power module is additionally provided with inside the ontology 1, the power module is used to be the numerical map
Memory 2, the sensing processing circuit 3, the warning circuit 4, the LED display 5, the LED alarm lamp 6 and described
Loudspeaker 7 provides electric energy.
Further, the power module includes monitoring cell electricity quantity unit, Charge Management unit and rechargeable battery,
Wherein, the rechargeable battery is lithium battery.
It is provided with electric quantity display plate 10 on the main panel of the ontology 1, is provided with charging on the side panel of the ontology 1
First 11 and power switch 12.
The electric quantity display plate 10 is connected with the monitoring cell electricity quantity unit, the charging connector 11 and the charging
Administrative unit is connected, and the power switch 12 is connected with the rechargeable battery.
Further, the upper and lower ends of the ontology 1 are provided with wrist-like watchband 13, and the wrist-like watchband 13 is used for will be described
Ontology 1 is fixed in the wrist of the operating personnel.
Power distribution network personal security protective device disclosed in the embodiment of the present application is examined by being bundled in the wrist of operating personnel
Power condition around surveying.It was verified that the approach of 95% electric shock is caused by trick in electric system, therefore, the application is real
Power distribution network personal security protective device disclosed in example is applied, by being worn in wrist, electric shock probability can be effectively reduced, protection is made
The life security of industry personnel.
A kind of power distribution network personal security protective device disclosed in the present application is specifically described with reference to embodiments.
Operating personnel is before entering scene and carrying out operation, and first by the LED display on device main panel, selection is
The operation range that needs are overhauled, and enter work on the spot.During operating personnel enters work on the spot, numerical map is deposited
Reservoir 2 and human body infrared induction chip 31 are monitored the real time position of operating personnel, are spaced decision circuitry according to operation people
The real time position of member and the work area map of power distribution network are sentenced to whether operating personnel enters correct service work interval
It is disconnected.If judging, operating personnel does not enter correct service work interval, and warning circuit 4 is issued by LED display and warned
Information reminds operating personnel to enter by mistake through interval.If judge that operating personnel enters correct service work interval, electric field is adopted
The real-time Collecting operation personnel of collector are presently in the electric field environment information of position, and electric Field Calculation circuit is believed according to electric field environment
Breath, calculates the electric field strength that operating personnel is presently in position in real time, and electric field comparator 33 is selected in advance according to operating personnel
Service work interval voltage class, call corresponding with voltage class electric field strength threshold value, and judge operating personnel
Whether the electric field strength for being presently in position is greater than or equal to electric field strength threshold value, if the determination result is YES, then electric field comparator
33 issue alarm command to warning circuit 4.At this point, warning circuit 4, by LED control circuit plate, control LED display 5 is shown
Preset word alarm information and control LED alarm lamp 6 are flashed；By voice alarm circuit plate, controls loudspeaker 7 and send out
Preset audio alert information out；By buzzing vibrating circuit plate, controls the vibrator being arranged in inside ontology 1 and carry out vibration report
It is alert, remind operating personnel far from dangerous.
Combine detailed description and exemplary example that the application is described in detail above, but these explanations are simultaneously
It should not be understood as the limitation to the application.It will be appreciated by those skilled in the art that without departing from the application spirit and scope,
A variety of equivalent substitution, modification or improvements can be carried out to technical scheme and embodiments thereof, these each fall within the application
In the range of.The protection scope of the application is determined by the appended claims.
Claims (8)
1. a kind of power distribution network personal security protective device characterized by comprising ontology (1), setting are in the ontology (1)
Numerical map memory (2), sensing processing circuit (3) and the warning circuit (4) in portion are arranged on the ontology (1) main panel
LED display (5) and LED alarm lamp (6), and setting the ontology (1) bottom loudspeaker (7)；
Wherein, the numerical map memory (2) is used to store the work area map of power distribution network；
The sensing processing circuit (3) include sequentially connected human body infrared induction chip (31), electric field acquisition chip (32) with
And electric field comparator (33)；
The human body infrared induction chip (31) is connected to the numerical map memory (2), the human body infrared induction chip
(31) real time position of monitoring results personnel is provided commonly for the numerical map memory (2)；
The electric field acquisition chip (32) is used to receive the real time position of the operating personnel, and acquisition current electric field is strong in real time
Degree, the current electric field intensity are the electric field strength that the operating personnel is presently in position；
Electric field comparator (33) storage inside has preset electric field strength threshold value, and the electric field comparator (33) is for receiving
The current electric field intensity, and when the current electric field intensity is greater than or equal to the electric field strength threshold value, to warning circuit
(4) alarm command is issued；
The warning circuit (4) is used for when receiving the alarm command, and it is preset to control the LED display (5) display
Word alarm information, the control LED alarm lamp (6) are flashed and are controlled the loudspeaker (7) and issue preset voice
Warning message.
2. the apparatus according to claim 1, which is characterized in that be provided with electric field acquisition in the electric field acquisition chip (32)
Circuit and electric Field Calculation circuit；
Wherein, the electric field Acquisition Circuit for acquiring the electric field environment information that the operating personnel is presently in position in real time；
The electric Field Calculation circuit is used to calculate the operating personnel in real time according to the electric field environment information and be presently in position
Electric field strength.
3. the apparatus according to claim 1, which is characterized in that be provided with usb data reading on the side panel of the ontology (1)
Write connector (8)；
Usb data read-write connector (8) is for being stored in advance the electric field strength threshold value to the electric field comparator (33)
Inside, the electric field strength threshold value are electric field intensity value corresponding to electric power facility safe distance specified in power distribution network regulation；
Usb data read-write connector (8) is also used to input the preset word alarm information and the preset voice
Warning message.
4. the apparatus according to claim 1, which is characterized in that the LED display (5) is that LED shows touch screen, described
LED display (5) is connected to the numerical map memory (2), and the LED display (5) is for showing the power distribution network
Work area map, so that the operating personnel manually selects service work interval, the service work interval by way of touch screen
The operation range that will be overhauled for the operating personnel；
The sensing processing circuit (3) further includes interval decision circuitry, and the interval decision circuitry is connected to the LED display
(5) and the human body infrared induction chip (31)；
The interval decision circuitry is used to receive the service work interval of operating personnel's selection, and according to the operating personnel
Real time position, judge whether the operating personnel enters the service work interval, do not entered in the operating personnel
When the service work interval, the interval decision circuitry is also used to control the LED display (5) and shows information warning.
5. the apparatus according to claim 1, which is characterized in that the warning circuit (4) includes LED control circuit plate, language
Sound warning circuit plate and buzzing vibrating circuit plate；
Wherein, the LED control circuit plate is used for when receiving the alarm command, controls the LED display (5) display
Preset word alarm information and the control LED alarm lamp (6) are flashed；
The voice alarm circuit plate is used for when receiving the alarm command, and it is preset to control the loudspeaker (7) sending
Audio alert information；
The buzzing vibrating circuit plate is used for when receiving the alarm command, the control setting vibration internal in ontology (1)
Device carries out vibration alarming.
6. the apparatus according to claim 1, which is characterized in that it is additionally provided with power module inside the ontology (1), it is described
Power module is used for as the numerical map memory (2), the sensing processing circuit (3), the warning circuit (4), described
LED display (5), the LED alarm lamp (6) and the loudspeaker (7) provide electric energy.
7. device according to claim 6, which is characterized in that the power module includes monitoring cell electricity quantity unit, fills
Electric administrative unit and rechargeable battery, wherein the rechargeable battery is lithium battery；
It is provided with electric quantity display plate (10) on the main panel of the ontology (1), is provided with charging on the side panel of the ontology (1)
Connector (11) and power switch (12)；
The electric quantity display plate (10) is connected with the monitoring cell electricity quantity unit, the charging connector (11) and the charging
Administrative unit is connected, and the power switch (12) is connected with the rechargeable battery.
8. the apparatus according to claim 1, which is characterized in that the upper and lower ends of the ontology (1) are provided with wrist-like watchband
(13), the wrist-like watchband (13) is used to for the ontology (1) being fixed on the wrist of the operating personnel.
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| CN201910583603.1A CN110211329A (en) | 2019-07-01 | 2019-07-01 | A kind of power distribution network personal security protective device |
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| CN201910583603.1A CN110211329A (en) | 2019-07-01 | 2019-07-01 | A kind of power distribution network personal security protective device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110555971A (en) * | 2019-10-12 | 2019-12-10 | 广东电网有限责任公司 | Safety monitoring device, system, safety helmet and bracelet |
| CN112183265A (en) * | 2020-09-17 | 2021-01-05 | 国家电网有限公司 | Electric power construction video monitoring and alarming method and system based on image recognition |
| CN112485751A (en) * | 2020-11-16 | 2021-03-12 | 新疆信息产业有限责任公司 | Electric power overhaul live working information acquisition and comprehensive early warning device and method |
| CN115407378A (en) * | 2022-11-02 | 2022-11-29 | 深圳市沃达孚科技有限公司 | High-voltage electric field operation risk early warning method and device based on RTK high-precision positioning |
| CN115469345A (en) * | 2022-11-02 | 2022-12-13 | 深圳市沃达孚科技有限公司 | High-voltage electric field operation risk early warning equipment based on RTK high accuracy positioning |
| CN115938068A (en) * | 2022-11-30 | 2023-04-07 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Protection system for operating personnel with electric field |
| CN116184045A (en) * | 2023-04-10 | 2023-05-30 | 广东电网有限责任公司茂名供电局 | Electric field detection method, system, medium and computer for complex power grid environment |
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Application publication date: 20190906 |