CN109884444A - A kind of cable operating status intelligent monitor system and method - Google Patents
A kind of cable operating status intelligent monitor system and method Download PDFInfo
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- CN109884444A CN109884444A CN201910048859.2A CN201910048859A CN109884444A CN 109884444 A CN109884444 A CN 109884444A CN 201910048859 A CN201910048859 A CN 201910048859A CN 109884444 A CN109884444 A CN 109884444A
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Abstract
The invention discloses a kind of cable operating status intelligent monitor system and methods, comprising: the data of on-site test module, data transmission module, alarm module and controller, the on-site test module detection are sent to controller by data transmission module;Controller controls alarm module and issues alarm signal;The controller communicates respectively with cloud and remote monitoring terminal, realizes the teletransmission of data and the reception of remote control commands;The invention has the advantages that: the real-time effective intelligent measurements for realizing cable operating status, can find environmental problem locating for cable fault and cable in time, provide the foundation for the safe and effective operation of power grid.
Description
Technical field
The invention belongs to electric power network technique field more particularly to a kind of cable operating status intelligent monitor system and methods.
Background technique
It is laid with control cable, power cable etc. in power transformation station cable ditch, is covered using cable channel cover plate.Cable
Ditch is often up to tens of rice or even several hundred rice, and external environment is complicated, and rain erosion, toy bite cable, causes cable fault,
Causing the insulation of cable duct inner cable to reduce reduces false protection, signal error, cable insulation there is a phenomenon where DC earthing, goes back
It will increase the uncertainty of other transformer equipments and power grid security reliability service.
Under normal conditions, cable, which once breaks down, would become hard to be searched out, and be difficult to if processing will cause not in time
The loss of outage of estimation;When carrying out cable maintenance, operation maintenance personnel needs are observed in narrow space, due to insufficient space
And insufficient light is difficult to the defect situation of careful observation cable machinery, often effectively can not observe and record the electricity in cable duct
The hidden danger situation of cable equipment, this causes very big difficulty to the discovery of cable machinery hidden danger, also this work belt for giving operation maintenance personnel
It is greatly inconvenient to come.
Summary of the invention
It to solve the above-mentioned problems, can the invention proposes a kind of cable operating status intelligent monitor system and method
Cable operating status is detected automatically, solves the problems such as substation cable inspection heavy workload, inspection result is inaccurate.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of cable operating status intelligent monitor system disclosed in one or more embodiments, comprising: scene inspection
Module, data transmission module, alarm module and controller are surveyed, the data of the on-site test module detection are transmitted by data
Module is sent to controller;Controller controls alarm module and issues alarm signal;The controller and cloud and long-range monitoring are eventually
End communicates respectively, realizes the teletransmission of data and the reception of remote control commands;
The on-site test module includes: difference cable duct environmental detection unit connected to the controller, cable inspection list
Member and failure location unit;
The cable duct environmental detection unit includes: that the infrared detector of cable duct inlet and outlet position is arranged in and surpasses
Sound wave drives device, and liquid level sensor, Temperature Humidity Sensor and smoke sensor device in cable duct is arranged in;
The cable routing inspection unit includes: intelligent inspection robot, and the intelligent inspection robot is run along inspection track;
The inspection track is arranged in cable duct along cable laying direction;It is single that the intelligent inspection robot is equipped with Image Acquisition
Member, cable failure detection sub-unit, cable discharge detection sub-unit, infrared measurement of temperature subelement and GPS positioning subelement;Wherein,
Image Acquisition subelement is used to obtain the image information of inspection cable, and infrared measurement of temperature subelement is infrared by measurement cable transmitting
Radiation intensity calculates the surface temperature of cable and is uploaded to controller automatically, and cable failure detection sub-unit includes leakage current
Detector and insulation resistance detector, and cable bad degree is calculated according to cable surface Temperature Distribution automatically;Cable discharge
Detection sub-unit includes: the LCR oscillation circuit being made of DC power supply, control switch, inductance and cable under test;GPS positioning system
Inspecting robot real time position is automatically uploaded to network cloud by system;
The failure location unit includes: that the high-voltage dc signal generator connecting with cable under test and signal detection are single
Member;The high-voltage dc signal generator sends high-voltage dc signal to cable under test;The signal detection apparatus receives to be measured
The pulse of cable reflection;According to the launch time of high-voltage dc signal, receive time and the reflected impulse of reflected impulse
Spread speed calculates the distance of Method of Cable Trouble Point to failure location unit.
Further, described image acquisition subelement includes: LED illumination lamp, CCD camera, height sensor, angle sensor
Device and image procossing subelement;The LED illumination lamp setting is used to provide near CCD camera illumination, the height sensor
Acquire the shooting height and angle information of CCD camera respectively with angular transducer;CCD camera is controlled according to the shooting height of setting
Image Acquisition is carried out to cable with angle, by the image of acquisition in advance according to the normal of identical shooting height and angle shot
Cable image is compared, and judges cable with the presence or absence of defect.
Further, the cable failure detection sub-unit calculates cable bad journey according to cable surface Temperature Distribution automatically
Degree, specifically:
Establish the mathematical model of cable bad section and its Temperature Distribution;
Assuming that the cable resistance value of cable bad section, calculates cable according to the resistance value of hypothesis and above-mentioned mathematical model
The Temperature Distribution on surface;
The cable surface temperature that the Temperature Distribution for the cable surface being calculated and the measurement of infrared measurement of temperature subelement are obtained
It is compared;
Amendment assume cable bad section cable resistance value, obtain so that the Temperature Distribution for the cable surface being calculated with
The cable resistance value of the immediate cable bad section of the cable surface temperature that infrared measurement of temperature subelement measurement obtains;
Cable bad degree is determined according to the resistance value.
Further, it is additionally provided with device for driving away animals on the intelligent inspection robot, when Image Acquisition subelement detects
When having animal to be strayed into cable duct, control device for driving away animals issues the ultrasonic wave of setting, by animal to cable duct exporter
To expelling.
Further, the cable discharge detection sub-unit needs cable to be in power-off shape when detecting to cable
State;Controller controls cable run disconnection first, then controls crusing robot and reaches specified detection position, cable discharge detection
Subelement and to be measured section of cable connection, wherein switch, inductance and power-off cable form LCR oscillation circuit, when switch disconnects,
Cable charging is powered off, when closing the switch, powers off cable discharge;If detecting that LCR oscillation circuit has impulse waveform, illustrate
There are partial discharge phenomenon, intelligent inspection robots to send alarm signal, controller control alarm mould to controller for test cable
Block is alerted;Otherwise, intelligent inspection robot sends the intact signal of test cable to controller.
Further, cable duct environmental detection unit detects that liquid level in cable duct, temperature and humidity or smokescope are more than
When given threshold, controller issues alarm signal, and alarm signal is transmitted to cloud or remote monitoring terminal, informs in time
Related personnel;Cable duct internal drainage pump, heating device, air exhausting device or carbon-dioxide generator is controlled simultaneously to open, and
When adjust cable duct in environment.
Further, the intelligent inspection robot is hung on inspection track, and can be under the driving of driving motor
It is run along inspection track;The driving electrodes are controlled by the controller, and realize intelligent inspection robot timing, the cable of fixed point patrols
Inspection.
Further, the intelligent inspection robot is carried out certainly by the way that the charging unit of inspection track setting position is arranged in
Main charging;The charging unit includes: AC power source, AC/DC conversion equipment and direct current output positive and negative terminals;The direct current output
Positive and negative terminals are separately positioned on inspection track, and when intelligent inspection robot needs to charge, control intelligent inspection robot is sailed
Enter at direct current output positive and negative terminals position, the charging terminal of intelligent inspection robot is stretched out and is connect with direct current output positive and negative terminals
Touching, at this point, the charge switch closure of control intelligent inspection robot, starts to charge;After charging complete, charge switch is disconnected, is received
Recharge electric terminal.
A kind of cable operating status intelligent monitoring method disclosed in one or more embodiments, comprising:
Water level, temperature and humidity and smokescope information and control is sent in cable duct environmental detection unit detection cable ditch
Device, when detecting that liquid level in cable duct, temperature and humidity or smokescope are more than given threshold, controller issues alarm signal,
And alarm signal is transmitted to cloud or remote monitoring terminal, related personnel is informed in time;Cable duct internal drainage is controlled simultaneously
Pump, heating device, air exhausting device or carbon-dioxide generator are opened, to adjust environment in cable duct in time;
Image Acquisition subelement controls CCD camera and carries out Image Acquisition to cable according to the shooting height and angle of setting,
By the image of acquisition be compared in advance according to identical shooting height and the normal cable image of angle shot, judge cable
With the presence or absence of defect;
Cable failure detection sub-unit calculates cable bad degree according to cable surface Temperature Distribution automatically;
For cable discharge detection sub-unit when detecting to cable, controller controls cable run disconnection first, then
It controls crusing robot and reaches specified detection position, cable discharge detection sub-unit and to be measured section of cable connection, wherein switch,
Inductance and power-off cable form LCR oscillation circuit, and when switching disconnection, power-off cable charging powers off cable when closing the switch
Electric discharge;If detecting that LCR oscillation circuit has impulse waveform, illustrating test cable, there are partial discharge phenomenon, intelligent patrol detections
Robot sends alarm signal to controller, and controller control alarm module is alerted;Otherwise, intelligent inspection robot is to control
Device processed sends the intact signal of test cable.
Compared with prior art, the beneficial effects of the present invention are:
The real-time effective intelligent measurement for realizing cable operating status, can find in time locating for cable fault and cable
Environmental problem provides the foundation for the safe and effective operation of power grid.
It is replaced manually carrying out cable duct patrol by inspecting robot, the achievable comprehensive tour to cable duct of substation,
Improve the workload maked an inspection tour efficiency and reduce staff;And hidden danger defect can be found and record in time, avoid electricity
Situations such as cable damages leads to the accidents such as power failure.
Monitoring data can notify in time operation maintenance personnel by cloud or remote control terminal, guarantee that cable fault can
Timely and effectively safeguard.
Cable failure, cable grounding and cable arcing fault can be detected in time, ensure cable operational safety.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is one cable operating status intelligent monitor system schematic diagram of the embodiment of the present invention;
Fig. 2 is one on-site test module diagram of the embodiment of the present invention.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Embodiment one
A kind of cable operating status intelligent monitor system disclosed in one or more embodiments, as shown in Figure 1, packet
Include: the data of on-site test module, data transmission module, alarm module and controller, the detection of on-site test module pass through number
Controller is sent to according to transmission module;Controller controls alarm module and issues alarm signal;Controller and cloud and long-range monitoring
Terminal communicates respectively, the cabled data transmission that will test to cloud or remote monitoring terminal, in order to which operation maintenance personnel is timely
Understand cable operation conditions, while receiving the control instruction of cloud or remote monitoring terminal.
Data transmission module can use wired or wireless data communication mode, use in present embodiment and answer at present
With more extensive RS485 communication mode.
Alarm module uses sound-light alarm mode, and shows type of alarm by display;Controller detects cable duct
When environment goes wrong or cable breaks down, control alarm module issues alarm signal.
On-site test module is as shown in Figure 2, comprising: cable duct environmental detection unit connected to the controller, cable respectively
Routing inspection unit and failure location unit.
Wherein, cable duct environmental detection unit include: be arranged in cable duct inlet and outlet position infrared detector and
Liquid level sensor, Temperature Humidity Sensor and smoke sensor device in cable duct is arranged in driving away device of supersonic wave;Infrared detector and
Driving away device of supersonic wave setting is in cable duct inlet and outlet position, when there is animal to import and export position close to cable duct, infrared spy
Surveying device can detect;The animal information detected is sent to controller by infrared detector, and controller control ultrasonic wave is driven
Device issues specific ultrasonic wave to drive animal, prevents animal from entering cable duct and damages to cable.It is arranged in cable duct
Liquid level sensor, Temperature Humidity Sensor and smoke sensor device difference detection cable ditch in liquid level, temperature and humidity and smokescope
Information, and it is sent to controller, when detecting that liquid level in cable duct, temperature and humidity or smokescope are more than given threshold, control
Device processed issues alarm signal, and alarm signal is transmitted to cloud or remote monitoring terminal, informs related personnel in time;Simultaneously
It controls cable duct internal drainage pump, heating device, air exhausting device or carbon-dioxide generator to open, to adjust in cable duct in time
Water level, temperature, humidity or smokescope avoid adverse environment influence caused by cable.
Cable routing inspection unit includes: intelligent inspection robot, and intelligent inspection robot is run along inspection track;Inspection track
It is arranged in cable duct along cable laying direction;Intelligent inspection robot is hung on inspection track, and can be in driving motor
Driving under along inspection track run;Driving electrodes are controlled by the controller, and controller controls the timing of driving motor driving robot
A progress inspection is set in positioning, realizes intelligent inspection robot timing, the cable inspection of fixed point.
Since intelligent inspection robot hanging cupboard is on inspection track, it is autonomous that conventional charging pile is unable to satisfy crusing robot
The demand of charging, therefore, design intelligent inspection robot are carried out certainly by the way that the charging unit of inspection track setting position is arranged in
Main charging;Charging unit includes: AC power source, AC/DC conversion equipment and direct current output positive and negative terminals;Direct current output positive and negative terminals
It is separately positioned on inspection track, when intelligent inspection robot needs to charge, it is defeated that control intelligent inspection robot drives into direct current
Out at positive and negative terminals position, the charging terminal of intelligent inspection robot is stretched out and is contacted with direct current output positive and negative terminals, at this point,
The charge switch closure for controlling intelligent inspection robot, starts to charge;After charging complete, charge switch is disconnected, withdraws charging end
Son.The stretching structure of charging terminal is using conventional telescope motor driving.
Intelligent inspection robot is equipped with Image Acquisition subelement, cable failure detection sub-unit, cable discharge detection
Unit, infrared measurement of temperature subelement and GPS positioning subelement.
Wherein, Image Acquisition subelement is used to obtain the image information of inspection cable, and Image Acquisition subelement includes: LED
Headlamp, CCD camera, height sensor, angular transducer and image procossing subelement;LED illumination lamp setting is attached in CCD camera
It is close to be used to provide illumination, to guarantee to obtain the clarity of image;Height sensor and angular transducer acquire CCD camera respectively
Shooting height and angle information;In advance control CCD camera according to setting optimal shooting height and angle to normal cable into
Row Image Acquisition guarantees that collected picture effect is best;Then inspection cable is carried out with identical shooting height and angle
Image Acquisition, in this way, the height and angle that shoot twice are all identical, therefore the angle of the cable image taken is also phase
With;The image of acquisition is compared with the normal cable image shot in advance, that is, can determine whether cable with the presence or absence of defect.
Infrared measurement of temperature subelement by measurement cable transmitting infrared intensity calculate cable surface temperature and from
It is dynamic to be uploaded to controller;Cable temperature information is sent to cloud or remote monitoring terminal by controller;If cable position
Temperature be more than given threshold, alarm module issue alarm signal, meanwhile, notified in time by cloud or remote monitoring terminal
Operation maintenance personnel.
Cable failure detection sub-unit includes leakage current detector and insulation resistance detector, is detected by leakage current
Device and insulation resistance detector detection cable leakage current and insulation resistance, to judge whether cable has breakage;Also, according to cable
Surface temperature distribution calculates cable bad degree automatically, implements process are as follows:
Establish the mathematical model of cable bad section and its Temperature Distribution;
When cable failure, it is assumed that damaged segment length is 2L, for damaged cut cable, cable heat transfer equation are as follows:
Q=I2RΔx-2πrα(Tio-Tf)
Wherein, TiFor the temperature of cable core, TioFor cable surface temperature, k, ScThe respectively thermal coefficient of cable core and section
Product, α are cable surface natural heat-exchange coefficient, and r is cross-section of cable maximum radius;I is the electric current that a conducting wire flows through, and R is highest
The AC resistance of operating temperature lower conductor unit length, R=R ' (1+Ys+Yp), R ' is the conductor direct current under maximum operating temperature
Resistance, YsFor kelvin effect factor, YpFor kindred effect factor.
I, i+1, i-1 respectively represent the location point on cable, and Δ x is the spacing of adjacent two positions point, and Q is cable failure section
Heat.
According to heat conduction equation,
Wherein, RT1For a unit length thermal resistance between conductor and metallic sheath;RT2The liner layer between metallic sheath and armouring
Unit length thermal resistance;RT3For protective coverings of cable unit length thermal resistance.
Assuming that the cable resistance value of cable bad section, calculates cable according to the resistance value of hypothesis and above-mentioned mathematical model
The Temperature Distribution on surface;
The cable surface temperature that the Temperature Distribution for the cable surface being calculated and the measurement of infrared measurement of temperature subelement are obtained
It is compared;
Amendment assume cable bad section cable resistance value, obtain so that the Temperature Distribution for the cable surface being calculated with
The cable resistance value of the immediate cable bad section of the cable surface temperature that infrared measurement of temperature subelement measurement obtains;
The radical of cable bad is determined according to the resistance value.
Cable discharge detection sub-unit includes: the LCR vibration being made of DC power supply, control switch, inductance and cable under test
Swing circuit;Cable discharge detection sub-unit needs cable to be in off-position when detecting to cable;Controller is controlled first
Cable run processed disconnects, and then controls crusing robot and reaches specified detection position, cable discharge detection sub-unit with to be measured section
Cable connection, wherein switch, inductance and power-off cable form LCR oscillation circuit, when switching disconnection, power-off cable charging,
When closing the switch, cable discharge is powered off;If detecting that LCR oscillation circuit has impulse waveform, illustrating test cable, there are offices
Portion's electric discharge phenomena, intelligent inspection robot send alarm signal to controller, and controller control alarm module is alerted;It is no
Then, intelligent inspection robot sends the intact signal of test cable to controller.
Inspecting robot real time position is automatically uploaded to network cloud by GPS positioning system;To inspection cable position into
Row positioning.
Device for driving away animals is additionally provided on intelligent inspection robot, when Image Acquisition subelement detects in cable duct have
When object is strayed into, control device for driving away animals issues the ultrasonic wave of setting, and animal is expelled to cable duct export direction.
Failure location unit includes: the high-voltage dc signal generator and signal detection subelement connecting with cable under test;
High-voltage dc signal generator sends high-voltage dc signal to cable under test;Signal detection apparatus receives the arteries and veins of cable under test reflection
Punching;According to the launch time of high-voltage dc signal, the time of reflected impulse and the spread speed of reflected impulse are received, is calculated
Method of Cable Trouble Point to failure location unit distance.Cable leakage failure and flashover event can be effectively checked using this method
Barrier.
Embodiment two
A kind of cable operating status intelligent monitoring method disclosed in one or more embodiments, comprising:
Water level, temperature and humidity and smokescope information and control is sent in cable duct environmental detection unit detection cable ditch
Device, when detecting that liquid level in cable duct, temperature and humidity or smokescope are more than given threshold, controller issues alarm signal,
And alarm signal is transmitted to cloud or remote monitoring terminal, related personnel is informed in time;Cable duct internal drainage is controlled simultaneously
Pump, heating device, air exhausting device or carbon-dioxide generator are opened, to adjust environment in cable duct in time;
Image Acquisition subelement controls CCD camera and carries out Image Acquisition to cable according to the shooting height and angle of setting,
By the image of acquisition be compared in advance according to identical shooting height and the normal cable image of angle shot, judge cable
With the presence or absence of defect;
Cable failure detection sub-unit calculates cable bad degree according to cable surface Temperature Distribution automatically;
For cable discharge detection sub-unit when detecting to cable, controller controls cable run disconnection first, then
It controls crusing robot and reaches specified detection position, cable discharge detection sub-unit and to be measured section of cable connection, wherein switch,
Inductance and power-off cable form LCR oscillation circuit, and when switching disconnection, power-off cable charging powers off cable when closing the switch
Electric discharge;If detecting that LCR oscillation circuit has impulse waveform, illustrating test cable, there are partial discharge phenomenon, intelligent patrol detections
Robot sends alarm signal to controller, and controller control alarm module is alerted;Otherwise, intelligent inspection robot is to control
Device processed sends the intact signal of test cable.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (9)
1. a kind of cable operating status intelligent monitor system characterized by comprising on-site test module, data transmission module,
The data of alarm module and controller, the on-site test module detection are sent to controller by data transmission module;Control
Device control alarm module processed issues alarm signal;The controller communicates respectively with cloud and remote monitoring terminal, realizes data
Teletransmission and remote control commands reception;
The on-site test module include: respectively cable duct environmental detection unit connected to the controller, cable routing inspection unit and
Failure location unit;
The cable duct environmental detection unit includes: the infrared detector and ultrasonic wave that cable duct inlet and outlet position is arranged in
Device is driven, liquid level sensor, Temperature Humidity Sensor and smoke sensor device in cable duct are set;
The cable routing inspection unit includes: intelligent inspection robot, and the intelligent inspection robot is run along inspection track;It is described
Inspection track is arranged in cable duct along cable laying direction;The intelligent inspection robot be equipped with Image Acquisition subelement,
Cable failure detection sub-unit, cable discharge detection sub-unit, infrared measurement of temperature subelement and GPS positioning subelement;Wherein, image
Acquisition subelement is used to obtain the image information of inspection cable, the infra-red radiation that infrared measurement of temperature subelement passes through measurement cable transmitting
Intensitometer calculates the surface temperature of cable and is uploaded to controller automatically, and cable failure detection sub-unit includes leakage current detection
Device and insulation resistance detector, and cable bad degree is calculated according to cable surface Temperature Distribution automatically;Cable discharge detection
Subelement includes: the LCR oscillation circuit being made of DC power supply, control switch, inductance and cable under test;GPS positioning system will
Inspecting robot real time position is automatically uploaded to network cloud;
The failure location unit includes: the high-voltage dc signal generator and signal detection subelement connecting with cable under test;
The high-voltage dc signal generator sends high-voltage dc signal to cable under test;The signal detection apparatus receives cable under test
The pulse of reflection;According to the launch time of high-voltage dc signal, receive the time of reflected impulse and the propagation of reflected impulse
Speed calculates the distance of Method of Cable Trouble Point to failure location unit.
2. a kind of cable operating status intelligent monitor system as described in claim 1, which is characterized in that described image acquisition
Unit includes: LED illumination lamp, CCD camera, height sensor, angular transducer and image procossing subelement;The LED illumination
Lamp setting is used to provide near CCD camera illumination, and the height sensor and angular transducer acquire the bat of CCD camera respectively
Take the photograph height and angle information;It controls CCD camera and Image Acquisition is carried out to cable according to the shooting height and angle of setting, will acquire
Image be compared in advance according to identical shooting height and the normal cable image of angle shot, judge whether cable is deposited
In defect.
3. a kind of cable operating status intelligent monitor system as described in claim 1, which is characterized in that the cable failure inspection
It surveys subelement and cable bad degree is calculated according to cable surface Temperature Distribution automatically, specifically:
Establish the mathematical model of cable bad section and its Temperature Distribution;
Assuming that the cable resistance value of cable bad section, calculates cable surface according to the resistance value of hypothesis and above-mentioned mathematical model
Temperature Distribution;
The cable surface temperature that the Temperature Distribution for the cable surface being calculated and the measurement of infrared measurement of temperature subelement are obtained carries out
It compares;
Amendment assume cable bad section cable resistance value, obtain so that the Temperature Distribution for the cable surface being calculated with it is infrared
The cable resistance value of the immediate cable bad section of the cable surface temperature that thermometric subelement measurement obtains;
Cable bad degree is determined according to the resistance value.
4. a kind of cable operating status intelligent monitor system as described in claim 1, which is characterized in that the Intelligent inspection machine
It is additionally provided with device for driving away animals on device people, when Image Acquisition subelement, which detects, has animal to be strayed into cable duct, controls animal
Device for driving away issues the ultrasonic wave of setting, and animal is expelled to cable duct export direction.
5. a kind of cable operating status intelligent monitor system as described in claim 1, which is characterized in that the cable discharge inspection
Subelement is surveyed when detecting to cable, cable is needed to be in off-position;Controller controls cable run disconnection first, so
Control crusing robot reaches specified detection position, cable discharge detection sub-unit and to be measured section of cable connection afterwards, wherein opens
Pass, inductance and power-off cable form LCR oscillation circuit, when switching disconnection, power off cable charging, when closing the switch, power-off
Cable discharge;If detecting that LCR oscillation circuit has impulse waveform, illustrating test cable, there are partial discharge phenomenon, intelligence
Crusing robot sends alarm signal to controller, and controller control alarm module is alerted;Otherwise, intelligent inspection robot
The intact signal of test cable is sent to controller.
6. a kind of cable operating status intelligent monitor system as described in claim 1, which is characterized in that cable duct environment measuring
When unit detects that liquid level in cable duct, temperature and humidity or smokescope are more than given threshold, controller issues alarm signal, and
Alarm signal is transmitted to cloud or remote monitoring terminal, informs related personnel in time;Simultaneously control cable duct internal drainage pump,
Heating device, air exhausting device or carbon-dioxide generator are opened, to adjust environment in cable duct in time.
7. a kind of cable operating status intelligent monitor system as described in claim 1, which is characterized in that the Intelligent inspection machine
Device people hangs on inspection track, and can run under the driving of driving motor along inspection track;The driving electrodes are controlled
Intelligent inspection robot timing, the cable inspection of fixed point are realized in device control processed.
8. a kind of cable operating status intelligent monitor system as claimed in claim 7, which is characterized in that the Intelligent inspection machine
Device people passes through the charging unit progress recharging that inspection track setting position is arranged in;The charging unit includes: alternating current
Source, AC/DC conversion equipment and direct current output positive and negative terminals;The direct current output positive and negative terminals are separately positioned on inspection track,
When intelligent inspection robot needs to charge, control intelligent inspection robot is driven at direct current output positive and negative terminals position, by intelligence
The charging terminal of energy crusing robot is stretched out and is contacted with direct current output positive and negative terminals, at this point, control intelligent inspection robot
Charge switch closure, starts to charge;After charging complete, charge switch is disconnected, withdraws charging terminal.
9. a kind of cable operating status intelligent monitoring method characterized by comprising
Water level, temperature and humidity and smokescope information and it is sent to controller in cable duct environmental detection unit detection cable ditch,
When detecting that liquid level in cable duct, temperature and humidity or smokescope are more than given threshold, controller issues alarm signal, and will
Alarm signal is transmitted to cloud or remote monitoring terminal, informs related personnel in time;Cable duct internal drainage pump is controlled simultaneously, is added
Thermal, air exhausting device or carbon-dioxide generator are opened, to adjust environment in cable duct in time;
Image Acquisition subelement controls CCD camera and carries out Image Acquisition to cable according to the shooting height and angle of setting, will adopt
The image of collection be compared in advance according to identical shooting height and the normal cable image of angle shot, whether judge cable
Existing defects;
Cable failure detection sub-unit calculates cable bad degree according to cable surface Temperature Distribution automatically;
For cable discharge detection sub-unit when detecting to cable, controller controls cable run disconnection first, then controls
Crusing robot reaches specified detection position, cable discharge detection sub-unit and to be measured section of cable connection, wherein switch, inductance
LCR oscillation circuit is formed with power-off cable, when switching disconnection, power-off cable charging, when closing the switch, power-off cable is put
Electricity;If detecting that LCR oscillation circuit has impulse waveform, illustrating test cable, there are partial discharge phenomenon, Intelligent inspection machines
Device people sends alarm signal to controller, and controller control alarm module is alerted;Otherwise, intelligent inspection robot is to control
Device sends the intact signal of test cable.
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102621434A (en) * | 2012-04-19 | 2012-08-01 | 山东大学 | Nonlinear fuzzy detection method for operating safety of power cable tunnel |
CN103364699A (en) * | 2013-07-19 | 2013-10-23 | 华北电力大学 | Cable discharging fault detection device |
CN103841381A (en) * | 2014-03-19 | 2014-06-04 | 国家电网公司 | Non-dead-angle camera shooting recording electric transmission line inspecting device |
CN205809644U (en) * | 2016-07-22 | 2016-12-14 | 国网河南禹州市供电公司 | A kind of cable duct of substation monitoring and alarming system |
CN107991999A (en) * | 2017-11-09 | 2018-05-04 | 北京许继电气有限公司 | Power cable tunnel comprehensive monitoring system and method |
CN108036857A (en) * | 2017-11-29 | 2018-05-15 | 国家电网公司 | A kind of conduit line heating defect based on polypody crusing robot looks into barrier method |
CN108663090A (en) * | 2018-06-29 | 2018-10-16 | 国网福建省电力有限公司厦门供电公司 | A kind of cable tunnel intelligent checking system |
-
2019
- 2019-01-18 CN CN201910048859.2A patent/CN109884444A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102621434A (en) * | 2012-04-19 | 2012-08-01 | 山东大学 | Nonlinear fuzzy detection method for operating safety of power cable tunnel |
CN103364699A (en) * | 2013-07-19 | 2013-10-23 | 华北电力大学 | Cable discharging fault detection device |
CN103841381A (en) * | 2014-03-19 | 2014-06-04 | 国家电网公司 | Non-dead-angle camera shooting recording electric transmission line inspecting device |
CN205809644U (en) * | 2016-07-22 | 2016-12-14 | 国网河南禹州市供电公司 | A kind of cable duct of substation monitoring and alarming system |
CN107991999A (en) * | 2017-11-09 | 2018-05-04 | 北京许继电气有限公司 | Power cable tunnel comprehensive monitoring system and method |
CN108036857A (en) * | 2017-11-29 | 2018-05-15 | 国家电网公司 | A kind of conduit line heating defect based on polypody crusing robot looks into barrier method |
CN108663090A (en) * | 2018-06-29 | 2018-10-16 | 国网福建省电力有限公司厦门供电公司 | A kind of cable tunnel intelligent checking system |
Cited By (32)
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