CN109165708A - Leakage cable appearance maintaining method, system and Breakdown Maintenance based on RFID assist terminal - Google Patents
Leakage cable appearance maintaining method, system and Breakdown Maintenance based on RFID assist terminal Download PDFInfo
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- CN109165708A CN109165708A CN201811070543.5A CN201811070543A CN109165708A CN 109165708 A CN109165708 A CN 109165708A CN 201811070543 A CN201811070543 A CN 201811070543A CN 109165708 A CN109165708 A CN 109165708A
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
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Abstract
The invention discloses a kind of, and leakage cable appearance maintaining method, system and Breakdown Maintenance based on RFID assist terminal.Wherein, this method comprises the following steps: interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable；Maintenance personnel obtains the fault message of leakage cable appearance, and the fault message includes the position or position section of guilty culprit；Maintenance personnel scans the RFID tag, navigates to guilty culprit position or position section according to fault message and RFID scanning result；Maintenance personnel carries out on-site maintenance to the failure.This method can help maintenance personnel to carry out live positioning using Breakdown Maintenance auxiliary terminal, be accurately positioned and arrive abort situation by the way that RFID tag is arranged along leakage cable.
Description
Technical field
The present invention relates to a kind of leakage cable appearance maintaining method more particularly to a kind of leakage cable appearance maintenance sides based on RFID
Method；It is related to realizing the system of this method and Breakdown Maintenance auxiliary terminal simultaneously.
Background technique
Currently, leakage cable is widely used in subway and tunnel realizes wireless coverage.Leakage cable generallys use wall hanging system of laying,
Holding clamp is installed in tunnel wall perforating.Train run at high speed in subway or tunnel generation energy wave to leakage cable bring vibration
Dynamic and impact easily leads to the corrosion of leakage cable, oxidation even fracture, leakage cable buckle and loosens, leaks cable and hang situations such as invading limit generation, seriously
Traffic safety is threatened, for railway tunnel, severe natural environment is more obvious to the influence of crust deformation of leakage cable in tunnel.Therefore
It is particularly important that maintenance is carried out to leakage cable.
At this stage, appearance failure and hidden troubles removing mainly are carried out to leakage cable by way of manual inspection.Manual inspection
Low efficiency, heavy workload, and limited by rail traffic maintenance Window time, the working time is short, completes the pressure of patrol task
Power is very big.Meanwhile manual inspection work is difficult to standardize, and influences vulnerable to operating personnel's subjective factor and objective environment factor, very
More security risks and equipment fault are difficult to find in time.
For above-mentioned problem, mode can be patrolled using vehicle instead of manual inspection, passes through vehicle-mounted camera acquisition leakage cable
Appearance images, then failure and perils detecting are carried out to image, realize the early warning to leakage cable appearance security risk and event of failure.
Has the scheme to leakage cable appearance failure and perils detecting at present, but without the scheme for considering on-site maintenance.Example
Such as in the Chinese patent of Patent No. ZL201610365363.4, communication leakage cable appearance detection in a kind of vehicle-mounted tunnel is disclosed
System and method, the range information mainly measured according to laser range finder adjust the focal length of image collecting device, core in real time
It is the acquisition to image.The program does not refer to accurate location information how is obtained in tunnel, does not propose effectively to safeguard
Method.
Because detection also needs maintenance personnel to reach scene after ging wrong carry out upkeep operation, it is in several hundred rice, several kilometers
To more than ten kilometers of subway or tunnel, no auxiliary positioning means are difficult quick and precisely to find maintenance position point, can only lean on
The kilometer post and worker's experience of large-spacing, position inaccurate cause maintenance efficiency low.Complete scheme not only needs outside to leakage cable
It sees and carries out Image Acquisition and appearance fault detection, also the failure detected is effectively handled.
Summary of the invention
In view of the deficiencies of the prior art, primary technical problem to be solved by this invention is to provide a kind of based on RFID's
Leak cable appearance maintaining method.
Another technical problem to be solved by this invention is to provide a kind of leakage cable appearance maintenance system based on RFID.
Another technical problem to be solved by this invention is to provide a kind of Breakdown Maintenance auxiliary terminal.
For achieving the above object, the present invention uses following technical solutions:
According to a first aspect of the embodiments of the present invention, a kind of leakage cable appearance maintaining method based on RFID is provided, including such as
Lower step:
Interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable；
Maintenance personnel obtains the fault message of leakage cable appearance, and the fault message includes the position or position area of guilty culprit
Between；
Maintenance personnel scans the RFID tag, navigates to guilty culprit position according to fault message and RFID scanning result
Or position section；
Maintenance personnel carries out on-site maintenance to the failure.
According to a second aspect of the embodiments of the present invention, a kind of leakage cable appearance maintaining method based on RFID is provided, including such as
Lower step:
Interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable；
Detection vehicle drives through and carries out leakage cable Image Acquisition using vehicle-mounted line-scan digital camera along leakage cable, while scanning RFID mark
Label obtain location information；
According to the positional information calculation speed of acquisition；And adjust the scanning line frequency of the line-scan digital camera in real time according to speed；
The related information of acquired image and corresponding leakage cable position is stored；
Appearance detection processing is carried out to acquired image, obtains fault message；
Maintenance personnel obtains the fault message of leakage cable appearance；The fault message includes the position or position area of guilty culprit
Between；
Maintenance personnel's scanning RFID tag, navigates to failure institute according to fault message and RFID tag scanning result
In position or position section；
Maintenance personnel carries out on-site maintenance to the failure.
Wherein more preferably, maintenance personnel scans the RFID tag, fixed according to fault message and RFID tag scanning result
Guilty culprit position or position section are arrived in position, include the following steps:
Maintenance personnel scans the RFID tag using Breakdown Maintenance auxiliary terminal；
The Breakdown Maintenance auxiliary terminal obtains location information associated by RFID tag, and judges the position with the failure
Whether confidence breath is consistent, if unanimously, prompting the position or position section that reach guilty culprit.
Wherein more preferably, maintenance personnel receives and checks fault message, recording and sending using Breakdown Maintenance auxiliary terminal
Breakdown Maintenance result.
Wherein more preferably, it when the Breakdown Maintenance auxiliary terminal notifying reaches the position or position section of guilty culprit, adopts
It is shown with sound, light, vibration, screen and any combination thereof.
Wherein more preferably, the fault message further includes tool information needed for Breakdown Maintenance or material information.
According to a third aspect of the embodiments of the present invention, a kind of Breakdown Maintenance auxiliary terminal based on RFID positioning, packet are provided
Include RFID recognition unit, positioning indicating unit and fault message storage and processing unit；
The RFID recognition unit is used to detect the RFID tag being arranged in along leakage cable, and obtains associated by RFID tag
Location information；
The fault message storage includes guilty culprit for storing fault message, the fault message with processing unit
Position or position section, and judge that the location of fault or position section and location information associated by the RFID tag are
It is no consistent, if unanimously, triggering the positioning indicating unit and issuing prompt.
Wherein more preferably, the Breakdown Maintenance assists terminal, further includes:
Information receives and display unit, for receiving and showing fault message；
Data input and transmission unit, for recording and sending Breakdown Maintenance result.
According to a fourth aspect of the embodiments of the present invention, a kind of leakage cable appearance maintenance system based on RFID positioning, packet are provided
Include RFID tag, fault detection subsystem, troubleshooting subsystem, Breakdown Maintenance auxiliary terminal；
The RFID tag is arranged at intervals on along leakage cable, and is associated with leakage cable position；
The fault detection subsystem exports fault message, and the fault message includes the position or position area of guilty culprit
Between；
Fault message is pushed in the auxiliary terminal of Breakdown Maintenance used in maintenance personnel by the troubleshooting subsystem；
The Breakdown Maintenance auxiliary terminal scans the RFID tag at the scene, obtains the letter of position associated by RFID tag
Breath, and judge it is whether consistent with the location of fault information, if unanimously, issuing individual sound, light, vibration, screen are shown
Or any combination comes the position or position section that prompting maintenance personnel reach guilty culprit；
The Breakdown Maintenance result that maintenance personnel records is returned to troubleshooting subsystem by the maintenance terminal.
Wherein more preferably, fault message is pushed to failure used in maintenance personnel by the faulted-phase judgment subsystem
In maintenance auxiliary terminal, include the following steps:
Fault picture is shown, for reviewing officer's confirmation；
By the failure of confirmation, according to the type of failure or security risk and to the influence of operation security, it is converted into safeguarding
Job task；
By upkeep operation task assignment to maintenance personnel, it is issued in the Breakdown Maintenance auxiliary terminal of the maintenance personnel.
Leakage cable appearance maintaining method provided by the present invention based on RFID, by the way that RFID tag is arranged along leakage cable,
By appearance delection device acquire leakage cable appearance images carry out appearance fault detection, export appearance fault message, maintenance personnel according to
Obtained appearance fault message carries out upkeep operation at appearance abort situation using standby maintenance terminal positioning.Of the invention
Method improves the deficiency of manual inspection and maintenance, improves maintenance efficiency.
Detailed description of the invention
Fig. 1 is the flow chart of the leakage cable appearance maintaining method in first embodiment provided by the present invention, based on RFID；
Fig. 2 is the flow chart of the leakage cable appearance maintaining method in second embodiment provided by the present invention, based on RFID；
Fig. 3 is to leak cable mounting structure instance graph in second embodiment provided by the present invention；
Fig. 4 is the structural representation of the Breakdown Maintenance auxiliary terminal in 3rd embodiment provided by the present invention, based on RFID
Figure；
Fig. 5 is the structural representation of the leakage cable appearance maintenance system in fourth embodiment provided by the present invention, based on RFID
Figure；
Fig. 6 is image timing structural schematic diagram corresponding with label in embodiment provided by the present invention.
Specific embodiment
Detailed specific description is carried out to technology contents of the invention in the following with reference to the drawings and specific embodiments.
RFID is a kind of contactless automatic identification technology.Its data medium is RFID electronic label, letter in the present invention
Claim RFID tag or electronic tag；It reads or the equipment of write-in FRID label information is known as reader, write-in is marked in the present invention
Information no requirement (NR) is signed, information reading is pertained only to.
For ease of description, the section for laying subway leakage cable and railway tunnel leakage cable is referred to as along leakage cable below, it will
The vehicle for carrying leakage cable image collecting device is referred to as detection vehicle, and the detection vehicle in practical application can be special detection vehicle,
It is also possible to run train.The appearance failure and security risk of leaking cable are referred to as appearance failure.RFID tag shape will be arranged
At interval section be known as position section.
To the complete scheme of leakage cable appearance detection and maintenance, including 3 key steps: Image Acquisition, appearance detection, scene
Maintenance.
First embodiment
As shown in Figure 1, the leakage cable appearance maintaining method provided by the present invention based on RFID, include the following steps: firstly,
Interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable；Then, maintenance personnel obtains leakage cable appearance
Fault message, the fault message include the position or position section of guilty culprit；Finally, maintenance personnel is auxiliary using Breakdown Maintenance
It helps terminal to scan RFID tag, guilty culprit position or position section is navigated to according to fault message and RFID scanning result, tie up
Shield personnel carry out on-site maintenance to failure.Detailed specific description is carried out to this process below.
S11, interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable.
RFID tag selection use hyperfrequency (860~960MHz) passive label, using stickup or by the way of encapsulation, will
Label is arranged on the leakage cable along leakage cable, or for the fixture of fixed leakage cable.If necessary and field condition permits
Perhaps, also mountable in tunnel wall.RFID tag can be positioned only on a wherein leakage cable；Also different groups be can be divided into, interval
It is arranged on different leakage cables.In first embodiment provided by the present invention, the standby maintenance terminal that maintenance personnel carries is considered
The effective range for detecting RFID tag RFID tag can be arranged on the public network leakage cable of bottom (at 2.1 meters of height).
The setting of usual RFID tag be spaced in several meters to tens meters be all it is feasible, after RFID tag is set, will it is long away from
From leakage cable be divided into short-range minizone, facilitate field maintenance person identify abort situation.When RFID tag is set, need
It records each label and leaks the corresponding relationship of cable position, form a list of labels, may include following information: label
Identifier, the interval of relatively last label, at a distance from tunnel starting point, relative position, important level, etc..
Standby maintenance terminal at least needs to realize RFID tag recognition function and positioning indicating function, wherein being used to distinguish leakage
Reader in the reader and car-mounted device of RFID tag along cable is different, because maintenance personnel is mainly that walking is logical
It crosses along leakage cable, so the antenna power to reader is of less demanding.The purpose of tag readable degree is the result of recognition in order to position
The identification information that can be RFID tag is also possible to location information associated by label, because label is just when label is arranged
It is associated with leakage cable position, so regardless of recognition is the result is that label information or location information, can all navigate to abort situation.
S12, maintenance personnel obtain the fault message of leakage cable appearance, and fault message includes the position or position area of guilty culprit
Between.Wherein, existing any image-pickup method can be to the acquisition of leakage cable image.
The present invention analyzes leakage cable image, and the specific implementation for obtaining the fault message of leakage cable can be using machine
Device vision detection technology, using deep learning algorithm, detect in image leak cable failure and security risk；Or using comparison
Inspection result is compared with the image initially installed, notes abnormalities and carry out early warning by detection technique；Even can directly it carry out
Artificial observation image also can be reduced the operating pressure of manual inspection.
If using machine algorithm to detect failure, failure letter can be exported by failure specific in detection image
Breath can also export doubtful fault message by detection non-faulting, i.e. algorithm model is by the non-faulting optical sieving of judgement
It is exported afterwards using other images as suspected malfunctions image.When fault detection system output be suspected malfunctions image when, need
Manual review is wanted to improve accuracy rate.
By the failure and security risk of manual confirmation, maintenance task need to be arranged in time and notify fault message to maintenance
Personnel.System that this process can be handled failure by one realizes that a usually software systems, include portion
It affixes one's name in the service such as the data service of server end and communication, the management user terminal being mounted on PC, be mounted on intelligent terminal
Mobile client.After operation maintenance personnel logs in troubleshooting subsystem on PC, it can check that suspected malfunctions image carries out review confirmation,
Differentiation is out of order or security risk, and marks its influence grade to operation security.Failure and hidden danger are converted into maintenance task,
And it is assigned to maintenance personnel.Once maintenance task is assigned successfully, maintenance personnel will receive the maintenance in maintenance auxiliary terminal
Task contains the information such as fault message, maintenance outfit material, maintenance requirement.Troubleshooting subsystem will be to maintenance
As a result it is monitored.After the modes such as maintenance personnel is by taking pictures, typing, option built in selection submit maintenance result, O&M people
Member verifies result, confirms that the maintenance task is completed.
The fault message for the leakage cable that maintenance personnel gets includes at least guilty culprit position or position section, detailed event
Barrier information may include fault type (such as buckle loosen, sheath cracking etc.), abort situation (such as in the interval label 33-34,
Or in 250-300 meters of sections of tunnel portal), the information such as important level (such as failure, major hidden danger, general incipient faults).
S13, maintenance personnel scan RFID tag, navigate to guilty culprit position according to fault message and RFID scanning result
Or position section；Maintenance personnel carries out on-site maintenance to failure later.
Fault message comprising abort situation need to notify maintenance personnel in time, can assist terminal will by Breakdown Maintenance
Fault message shows maintenance personnel, and maintenance personnel carries the auxiliary terminal and enters tunnel, passes through scanning during traveling
RFID tag recognizes abort situation, carries out upkeep operation, and after the completion of upkeep operation, maintenance personnel is auxiliary using Breakdown Maintenance
Terminal recording and sending Breakdown Maintenance is helped as a result, so that fault detection and maintenance form effective closed loop management.Wherein, therefore
Position or the position section for hindering maintenance auxiliary terminal notifying arrival guilty culprit are aobvious using the individual sound of sending, light, vibration, screen
Show or any combination.
Maintenance personnel scans RFID tag, navigates to guilty culprit position or position according to fault message and RFID scanning result
Section is set, is specifically comprised the following steps:
S131, maintenance personnel assist the RFID tag of terminal scan setting using Breakdown Maintenance；
S132, Breakdown Maintenance assist terminal to obtain location information associated by RFID tag, and judgement and location of fault
Whether information is consistent, if unanimously, prompting the position or position section that reach guilty culprit.
The purpose of tag readable degree is to position, and the result of recognition can be the identification information of RFID tag, is also possible to
Location information associated by label, because label is just associated with leakage cable position when label is arranged, so regardless of recognition knot
Fruit is label information or location information, can all navigate to abort situation.
Judge whether the location information of location information associated by RFID tag and fault message is identical, if identical,
It can determine fault point in this attachment；Otherwise next RFID tag is continued to scan on；Until maintenance finishes.
Second embodiment
Second embodiment of the invention provides a kind of leakage cable appearance maintaining method based on RFID, with above-mentioned first embodiment
The difference is that:
1) leak cable along interval setting RFID tag when, the demand of Image Acquisition is taken into account, i.e., by it is one section long away from
From leakage cable divide multiple identifiable short distance minizones.The upper limit of each identifiable minizone will consider that maintenance personnel is fixed
Position is convenient and detects the accuracy of vehicle positioning-speed-measuring, and the lower limit of minizone mainly considers the recognition rate of speed and RFID tag,
To ensure that outgoing label can be accurately identified.
2) acquisition leakage cable image timebase is acquired in RFID tag.
In this hair embodiment, vehicle-mounted acquisition module is mounted on electricity business detection vehicle, operation mode is patrolled with vehicle and replaces
Artificial outdoor inspection.When detection vehicle is in the task of execution, completion Image Acquisition and fault detection will not influence existing transport order
Sequence.
Below by taking Fig. 2 as an example, second embodiment is described in detail.
S21, interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable.
RFID tag is arranged along the leakage cable of long range in the present invention, on the one hand which can be used for car-mounted device and exist
High location information is provided simultaneously when Image Acquisition, so that the position of guilty culprit can be obtained in fault detection, moreover it is possible in image
Speed is obtained by positional information calculation when acquisition, so as to adjust the scanning line frequency of present camera, the image of high quality is obtained, changes
The effect of kind image detection；On the other hand, which can help maintenance personnel to determine using the standby maintenance terminal scene of carrying out
Position is accurately positioned and arrives abort situation, improves maintenance efficiency.
The interval setting RFID tag along leakage cable, which is ultra-high-frequency passive tag, be can be set in leakage cable
In tunnel wall on upper, leakage cable fixture, or along leakage cable.RFID tag is spaced apart in setting, such as: if RFID tag
In setting on leakage cable, then it is distributed on different types of leakage cable.Same type of leakage can also be arranged at intervals on
On cable.It is arranged when on same type of leakage cable, RFID tag is arranged on a liftoff nearest leakage cable, can facilitate dimension in this way
Shield personnel scan RFID tag using positioning terminal.
When leaking setting RFID tag along cable, the leakage cable of a long distance is exactly divided into multiple identifiable by reality
Short distance minizone.This minizone will consider that maintenance personnel positions conveniently and detect the accurate of vehicle positioning-speed-measuring apart from the upper limit
Property, lower limit mainly considers the recognition rate of speed and label, to ensure that outgoing label can be accurately identified.
Interval setting RFID tag, specifically comprises the following steps: along leakage cable
S211, according between the time of max. speed and RFID reader reading RFID tags calculating RFID tag minimum setting
Every；
S212 obtains maximum setting according to the requirement of the clarity of acquisition image and the requirement of the location information of acquisition image
Interval；
RFID tag is arranged between minimum setting interval and maximum setting interval in S213.
In embodiment provided by the present invention, it is assumed that the RFID reader used distinguish the time of each label for
50ms, when speed is 160km/h (45m/s), label interval is arranged within this distance and is greater than 2.25 for train 45 meters of traveling per second
Rice.Under extreme case, when speed is 360km/h (100m/s), label interval should be greater than 5 meters.Therefore, RFID tag is set
It is all feasible for setting and being spaced in several meters to tens meters.Meet this requirement after, can using uniform intervals be arranged by the way of, such as
Every 5 meters of labels, or every 5 buckles, one label.Or (such as tunnel enters at the position of tunnel topography variation
Mouthful, outlet and corner) setting be spaced it is different from the interval of other positions.
RFID tag is associated with leakage cable position；When RFID tag is arranged, need to record each label and leakage cable position
Corresponding relationship, form a corresponding lists and facilitate positioning searching.This list may include following information: the identification of label
Number, the interval of relatively last label, at a distance from tunnel starting point, relative position, important level etc., specifically hereinafter carry out
Detailed description.
In embodiment provided by the present invention, it is respectively provided with RFID tag in tunnel portal and exit, works as acquisition module
When detecting the RFID tag, starting or closing in-vehicle camera acquire image.
S22, detection vehicle drive through and carry out leakage cable Image Acquisition using vehicle-mounted line-scan digital camera along leakage cable, scan simultaneously
RFID tag obtains location information.
Preceding to have addressed, in embodiment provided by the present invention, RFID tag is associated with leakage cable position；It is logical to detect vehicle traveling
It crosses along leakage cable when carrying out leakage cable Image Acquisition, location information can be obtained according to the RFID tag scanned.
S23 adjusts the scanning line frequency of line-scan digital camera according to speed according to the positional information calculation speed of acquisition in real time, tool
Body includes the following steps:
S231, according to the positional information calculation speed of at least two continuous RFID tags of acquisition.
Location information is obtained according to the RFID tag scanned, according to the location information meter of at least former and later two RFID tags
Speed is calculated, wherein the method that the method for calculating speed is existing conventional calculating speed or prediction speed, herein not superfluous
It states.
S232, judges whether speed reaches the frequency modulation limit value of setting；If not reaching frequency modulation limit value, linear array phase
The scanning line frequency of machine is constant, otherwise turns to step S233.Wherein, frequency modulation limit value is according to the characteristic of linear camera and to image
Quality requirement is configured.
S233 is adjusted according to scanning line frequency of the speed to line-scan digital camera.Wherein, adjustment uses following formula:
F=kv；
Wherein, f is the scanning line frequency of camera, and k is coefficient related with camera scanning precision, scanning accuracy and the phase of camera
The pixel number of machine is related with scanning wide cut, and v is speed.Such as speed is 45m/s, the scanning accuracy of camera is 1mm, k=103/
M, then scanning line frequency is 45kHz.For example, it is assumed that setting speed need to adjust camera line frequency when changing more than 2m/s, (i.e. frequency modulation is limited
Value is 2m/s), the speed in first label interval is 30m/s, the speed 30.6m/s in second label interval, third
Speed in a label interval is 31.2m/s, and the speed being calculated in current label interval is 31.8, according to this 4 labels
The speed at interval changes, and predicts that the speed in next label interval is 32.4m/s, exceeds frequency modulation limit value, it is therefore desirable to
Adjust line frequency.
S24 saves the related information of acquired image and corresponding leakage cable position.
In embodiment provided by the present invention, the related information of acquired image and corresponding leakage cable position is protected
Further include following steps after depositing:
S25 carries out appearance detection processing to acquired image, obtains fault message, which includes failure institute
Position or position section.It can use in first embodiment the processing mode and troubleshooting mode of leakage cable image and adopt
The processing mode for leaking cable image, just repeats no more herein.
S26, maintenance personnel scan RFID tag, navigate to guilty culprit position according to fault message and RFID scanning result
Or position section；Maintenance personnel carries out on-site maintenance to failure.Wherein, maintenance personnel scans RFID tag, according to fault message
Guilty culprit position or position section are navigated to RFID scanning result, is specifically comprised the following steps:
S261, maintenance personnel scan RFID tag using Breakdown Maintenance auxiliary terminal；
S262, Breakdown Maintenance assist terminal to obtain location information associated by RFID tag, and judgement and location of fault
Whether information is consistent, if unanimously, prompting the position or position section that reach guilty culprit；Otherwise it continues to scan on next
RFID tag；Until Breakdown Maintenance finishes.
It is described in detail for acquiring railway tunnel leakage cable below.In railway traffic, it includes public network that tunnel, which leaks cable,
It leaks cable and private network leaks cable, laying is located at various height, carries out suspension fixation using fixture, as shown in Figure 3.It is mentioned in the present invention
In the embodiment of confession, vehicle-mounted acquisition module is mounted on electricity business detection vehicle, operation mode is patrolled with vehicle and artificial outdoor is replaced to patrol
Inspection.When detection vehicle is in the task of execution, completion Image Acquisition and fault detection will not influence existing transport order.
RFID tag setting, the RFID detection, line-scan digital camera acquisition leakage cable outside drawing that the present embodiment is related generally to below
The specific embodiment of picture is illustrated.
It selects to need to comprehensively consider the factors such as speed, environment, cost, size, mounting means when RFID tag.The present embodiment
In limit in view of the environmental condition of railway tunnel, detection vehicle speed in 100km/h or so, use hyperfrequency (870~
970MHz), passive, passive, read-only RFID tag, with light-weight, small in size, at low cost, the service life is long, to environmental requirement
The feature that low, multi-tag identification distance and performance protrude, and the reading distance of its near field 3.5m also complies with application scenarios of the present invention
Requirement.Stickup or encapsulation mode can be used in the mounting means of RFID tag, and the leakage along leakage cable is arranged in label
On cable, or for the fixture of fixed leakage cable.Such as the leakage cable of built-in RFID tag is just used when being laid with new leakage cable, or
Person uses the fixture of built-in RFID tag；Or RFID tag is affixed directly on leakage cable or fixture.Certainly, if live item
Part allows, also mountable in tunnel wall.No matter which kind of label fixed form, will ensure its securely and stablize.RFID tag
Setting position can be selected as needed.Label can be positioned only on a wherein leakage cable, such as by RFID tag
Be positioned only at private network leakage cable on, the benefit of this mode be can to private network leak cable especially be guarded, once can't detect label,
Can preliminary judgement have hidden danger, early warning can be issued in time.Also different groups be can be divided into, be arranged at intervals on different leakage cables, using this
The starting point of kind mode is: when there is buckle of the leakage cable in some position to loosen, deformation occurs for the leakage cable at front-rear position
Probability it is bigger, thus the RFID tag at these positions goes out active or the probability of displacement is also higher, this will be to vehicle-mounted
The location Calculation of module causes successional influence, and after the setting of class interval, this influence can be reduced to a certain extent.?
In embodiment provided by the present invention, it is contemplated that the maintenance terminal of follow-up maintenance personnel auxiliary positioning carries out RFID tag
Scanning Detction requires to reduce the antenna power of RFID detection device of portable maintenance terminal, RFID tag is arranged in distance
It can be more advantageous on the nearest public network leakage cable in ground.
RFID tag is set along leakage cable, and practical is exactly that the leakage cable of a long distance is divided multiple identifiable short distances
From minizone.This identifiable minizone will consider that maintenance personnel positions conveniently and detect vehicle positioning-speed-measuring apart from the upper limit
Accuracy, the lower limit of minizone mainly consider the recognition rate of speed and label, to ensure that outgoing label can be accurately identified.In this example
5 meters are divided between setting.
When RFID tag is arranged, needs to record each RFID tag and leak the corresponding relationship of cable position, form one
Corresponding lists facilitate positioning searching.This list may include following information: between the identifier of label, relatively last label
Every, at a distance from tunnel starting point, relative position, important level etc..Such as an example of following table, it is arranged one in tunnel entrance
Label, as starting point, the 2nd is divided into 5 meters between label and start-tag, is divided into 10 between the 3rd label and the 2nd label
The interval of rice, the 4th label and the 3rd label is also 10 meters.The identifier of RFID tag in practice may be with longer
Coding mode is realized, is only illustrated herein.
| Tag identification number | Label interval | Distance | Relative position | Important level |
| R001 | 0 | 0 | Entrance | It is important |
| R002 | 5 | 5 | Private network leaks cable | Generally |
| R003 | 10 | 15 | Public network uplink | Generally |
| R004 | 10 | 25 | Public network downlink | Generally |
The mapping table of 1 RFID tag of table and leakage cable position
Important level is arranged to label, it can be to progress emphasis inspection at easy hair failure.I.e. RFID tag occurs according to failure
Set of frequency priority, setting amount RFID tag grade is high at the high position of fault occurrence frequency；Fault occurrence frequency is low
It is low that amount RFID tag grade is set at position.Particularly, enter to detect train and be driven out to tunnel, can in tunnel portal and
Specific label is set at the position of outlet, when vehicle-mounted RFID scanner scanning is to the label, it may be determined that tunnel it is specific
Beginning and end opens and closes acquisition convenient for camera.
The data content of RFID tag, the smallest data content are 1bit, are only used to indicate " whether there is or not ", are mentioned in the present invention
In the embodiment of confession, 1bit content is difficult to ensure desired result, therefore the data content of label includes at least and represents tag identity
One identifier of information.When detecting, it is searched in the list recorded by the RFID identifier detected when RFID is arranged,
The location information of label just can be obtained, and then calculate speed.
It in order to calculate speed, at least needs to detect 2 labels, obtain the distance interval s of two labels and detects
The time interval t of the two labels, in embodiment provided by the present invention, can use v=s/t can calculate train at this
Average speed in two label intervals.Since two tag distances are smaller, it is believed that the train in next label interval
It is to be driven at a constant speed with the speed, or predict the speed in next label interval using more advanced algorithm.When speed changes
Camera scanning line frequency is adjusted when more than some limit value.The scanning line frequency f=kv, k of camera are systems related with camera scanning precision
Number.
It is as follows to a preferred embodiment of leakage cable appearance detection system according to embodiment of above:
By the setting of ultra-high-frequency passive RFID tag along leakage cable, tens meters are spaced, detection vehicle enters the detection of tunnel back
RFID tag side acquisition leakage cable image, while the scanning line frequency of vehicle-mounted line-scan digital camera is adjusted according to speed, the image of acquisition
With location information and deform few.Appearance detection is realized under vehicle, and after detecting appearance failure or security risk, failure is believed
Breath is issued on the intelligent terminal of maintenance personnel, and maintenance personnel completes maintenance and make using standby maintenance terminal positioning to fault point
Industry.In this way, the efficiency of leakage cable appearance detection and maintenance can be improved.
3rd embodiment
The Breakdown Maintenance that the present invention also provides a kind of based on RFID assists terminal (standby maintenance terminal), to realize the
The leakage cable appearance maintaining method based on RFID of one embodiment or second embodiment, as shown in figure 4, the terminal includes RFID recognition
Unit and positioning indicating unit.Wherein, RFID distinguishes unit and is used to detect the RFID tag for being arranged in and being spaced along leakage cable, and obtains
Take location information associated by RFID tag.Positioning indicating unit is used to prompt the recognition of RFID tag as a result, by by RFID
The location information of location information associated by label and fault message compares, and confirmation reaches leakage cable appearance guilty culprit position
Or position section.
In 3rd embodiment provided by the present invention, positioning indicating unit can be simple realization mode or intelligence is real
Existing mode can carry out call tag recognition result when positioning indicating unit is simple realization mode in such a way that screen is shown；
The positioning indicating unit can also be connect by wireless adaptation with other smart machines, be distinguished by other smart machine display labels
As a result.The tag readable degree is the result is that tag identifier or the associated position of label.
The recognition of common standby maintenance terminal, that is, positioning indicating unit simple realization mode, only RFID tag and positioning
Prompt facility.There are two types of implementations for positioning indicating function: first is that realizing in standby maintenance terminal, i.e., the terminal has itself
Display screen directly displays RFID tag recognition result；Two are attached in the existing equipment with display screen, such as by wireless
Adaptation is connected to smart phone, in the equipment of special purpose intelligent terminal, and the recognition result of label is transferred in this equipment and is shown.Make
Leakage cable appearance maintenance specific example is carried out with ordinary terminal are as follows: fault message is shown in the buckle in the 33rd and the 34th label interval
It loosens, maintenance personnel need to carry out operation to this, and when recognition is to the 33rd label, maintenance personnel is known that arrival abort situation
Nearby.The function of auxiliary positioning may be implemented in common standby maintenance terminal, and maintenance personnel does not need to come by experience or step counting
Estimate the position reached.Using the ordinary terminal of only tag readable degree and display function, maintenance personnel it may also be desirable to carry paper
The maintenance task list of matter, and the artificial label position to be confirmed whether arrival guilty culprit is needed, although having certain be applicable in
Property, but there is also very big rooms for improvement.
Therefore, in 3rd embodiment provided by the present invention, the storage and processing of positioning indicating unit combination failure information
Intelligent positioning prompt may be implemented in unit.
At this point, positioning indicating unit can also prompt to reach event in a manner of individual sound, light, vibration or any combination
Position or position section where hindering.As shown in figure 4, the Breakdown Maintenance auxiliary terminal based on RFID further includes fault message storage
With processing unit, fault message storage is used to store fault message with processing unit, and judges location of fault or position area
Between it is whether consistent with location information associated by the RFID tag, if unanimously, triggering positioning indicating unit sending and mentioning
Show.And the location information of location information and fault message associated by the RFID tag obtained from RFID recognition unit is carried out pair
Than judging whether consistent.When confirmation reaches leakage cable appearance guilty culprit position or position section, it is fixed to send comparing result to
Position prompt unit is shown.Wherein, preceding to have addressed, when being realized using intelligent implementation, positioning indicating unit is with individual
Sound, light, vibration or any combination mode prompt to reach the position or position section of guilty culprit.Fault message includes at least
Guilty culprit position or position section (location information), detailed fault message may include fault type (such as buckle loosen,
Sheath cracking etc.), it is abort situation (such as in the interval label 33-34, or in 250-300 meters of sections of tunnel portal), important
The information such as grade (such as failure, major hidden danger, general incipient faults).
Increase fault message in above-mentioned simple terminal and stores and processs function, the recognition of collection RFID tag, positioning indicating
Function is integrated.In example as above, fault message is that the buckle in the 33rd and the 34th label interval loosens, maintenance personnel's need pair
This carries out operation, and after assisting terminal to read the 33rd label, automatic identification abort situation is concurrently spoken/light/vibration prompting,
To remind maintenance personnel to reach maintenance point.This auxiliary terminal with intelligent positioning prompting function greatly facilitates maintenance people
The live positioning operation of member.
Further, an intelligence system can also be increased in above-mentioned simple auxiliary terminal, i.e., based on RFID's
Breakdown Maintenance assists setting information in terminal to receive and display unit, data input and transmission unit, wherein information is received and shown
Show unit, for receiving and showing fault message；Data input and transmission unit, for recording and sending Breakdown Maintenance result.
Data input and transmission unit are handled fault message in a manner of job order, realize more efficient way to manage.Its
In, fault message includes: fault type, guilty culprit position or position section, required tool and material.
Fourth embodiment
The present invention also provides it is a kind of based on RFID positioning leakage cable appearance maintenance system, to realize first embodiment or
The leakage cable appearance maintaining method based on RFID of second embodiment, including RFID tag, fault detection subsystem, troubleshooting
System, Breakdown Maintenance assist terminal.
Wherein, RFID tag is arranged at intervals on along leakage cable, and is associated with leakage cable position.Fault detection subsystem for pair
The image information of acquisition is analyzed and processed, and is identified fault message and is exported fault message to troubleshooting subsystem, the event
Hinder the position or position section that information includes guilty culprit.Fault detection subsystem herein, can be by detecting specific event
Barrier can also export doubtful fault message by detection non-faulting to export fault message, i.e. algorithm model is by judgement
It is exported after non-faulting optical sieving using other images as suspected malfunctions image.
Fault message is pushed in the auxiliary terminal of Breakdown Maintenance used in maintenance personnel by troubleshooting subsystem.When event
When hinder detection system output is suspected malfunctions image, manual review is needed to improve accuracy rate.By the failure of manual confirmation
And security risk, maintenance task and maintenance personnel need to be arranged in time.These can be realized by troubleshooting subsystem.
Troubleshooting subsystem is a software systems, includes being deployed in the clothes such as data service and the communication of server end
Be engaged in, be mounted on PC management user terminal, the mobile client that is mounted on intelligent terminal.
After operation maintenance personnel logs in troubleshooting subsystem on PC, it can check that suspected malfunctions image carries out review confirmation, area
Failure or security risk are separated, and marks its influence grade to operation security.Failure and hidden danger are converted into maintenance task, and
It is assigned to maintenance personnel.Once maintenance task is assigned successfully, maintenance personnel will receive the maintenance in maintenance auxiliary terminal and appoint
Business contains the information such as fault message, maintenance outfit material, maintenance requirement.Troubleshooting subsystem will tie maintenance
Fruit is monitored.After the modes such as maintenance personnel is by taking pictures, typing, option built in selection submit maintenance result, operation maintenance personnel
Result is verified, confirms that the maintenance task is completed.
Breakdown Maintenance auxiliary terminal scans RFID tag at the scene, obtains location information associated by RFID tag, and sentence
It is disconnected whether consistent with the location of fault information, if unanimously, issuing that individual sound, light, vibration, screen is shown or any combination
Come position or position section that prompting maintenance personnel reach guilty culprit；The Breakdown Maintenance knot that maintenance terminal records maintenance personnel
Fruit returns to troubleshooting subsystem.
The embodiment of the invention also provides a kind of computer readable storage mediums.Here computer readable storage medium is deposited
Contain one or more program.Wherein, computer readable storage medium may include volatile memory, such as arbitrary access
Memory；Memory also may include nonvolatile memory, such as read-only memory, flash memory, hard disk or solid-state are hard
Disk；Memory can also include the combination of the memory of mentioned kind.Described in the computer readable storage medium one or
Multiple programs can be executed by one or more processor, above-mentioned for realizing being based in above method embodiment to realize
The part steps or Overall Steps of the leakage cable appearance maintaining method of RFID.
The leakage cable appearance maintaining method to provided by the present invention based on RFID, system and Breakdown Maintenance assist terminal above
It is described in detail.It is right under the premise of without departing substantially from true spirit for those of ordinary skill in the art
Any obvious change that it is done, the infringement for all weighing composition to the invention patent, will undertake corresponding legal liabilities.
Claims (10)
1. a kind of leakage cable appearance maintaining method based on RFID positioning, it is characterised in that include the following steps:
Interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable；
Maintenance personnel obtains the fault message of leakage cable appearance, and the fault message includes the position or position section of guilty culprit；
Maintenance personnel scans the RFID tag, navigates to guilty culprit position or position according to fault message and RFID scanning result
Set section；
Maintenance personnel carries out on-site maintenance to the failure.
2. a kind of leakage cable appearance maintaining method based on RFID positioning, it is characterised in that include the following steps:
Interval setting RFID tag, RFID tag are associated with leakage cable position along leakage cable；
Detection vehicle drives through and carries out leakage cable Image Acquisition using vehicle-mounted line-scan digital camera along leakage cable, while scanning RFID tag and obtaining
Obtain location information；
According to the positional information calculation speed of acquisition；And adjust the scanning line frequency of the line-scan digital camera in real time according to speed；
The related information of acquired image and corresponding leakage cable position is stored；
Appearance detection processing is carried out to acquired image, obtains fault message；
Maintenance personnel obtains the fault message of leakage cable appearance；The fault message includes the position or position section of guilty culprit；
Maintenance personnel's scanning RFID tag, navigates to guilty culprit position according to fault message and RFID tag scanning result
It sets or position section；
Maintenance personnel carries out on-site maintenance to the failure.
3. the leakage cable appearance maintaining method as claimed in claim 1 or 2 based on RFID positioning, it is characterised in that maintenance personnel sweeps
The RFID tag is retouched, guilty culprit position or position section are navigated to according to fault message and RFID tag scanning result, is wrapped
Include following steps:
Maintenance personnel scans the RFID tag using Breakdown Maintenance auxiliary terminal；
The Breakdown Maintenance auxiliary terminal obtains location information associated by RFID tag, and judges to believe with the location of fault
Whether breath is consistent, if unanimously, prompting the position or position section that reach guilty culprit.
4. the leakage cable appearance maintaining method as claimed in claim 1 or 2 based on RFID positioning, it is characterised in that:
Maintenance personnel receives and checks fault message, recording and sending Breakdown Maintenance result using Breakdown Maintenance auxiliary terminal.
5. the leakage cable appearance maintaining method as claimed in claim 3 based on RFID positioning, it is characterised in that:
When the Breakdown Maintenance auxiliary terminal notifying reaches the position or position section of guilty culprit, using sound, light, vibration, screen
Curtain display and any combination thereof.
6. the leakage cable appearance maintaining method as claimed in claim 4 based on RFID positioning, which is characterized in that the fault message
It further include tool information needed for Breakdown Maintenance or material information.
7. a kind of Breakdown Maintenance based on RFID positioning assists terminal, it is characterised in that distinguish unit, positioning indicating including RFID
Unit and fault message storage and processing unit；
The RFID recognition unit is used to detect the RFID tag being arranged in along leakage cable, and obtains position associated by RFID tag
Confidence breath；
The fault message storage includes the position of guilty culprit for storing fault message, the fault message with processing unit
Or position section, and judge location information associated by the location of fault or position section and the RFID tag whether one
It causes, if unanimously, triggering the positioning indicating unit and issuing prompt.
8. the Breakdown Maintenance as claimed in claim 7 based on RFID positioning assists terminal, which is characterized in that further include:
Information receives and display unit, for receiving and showing fault message；
Data input and transmission unit, for recording and sending Breakdown Maintenance result.
9. a kind of leakage cable appearance maintenance system based on RFID positioning, it is characterised in that including RFID tag, fault detection subsystem
System, troubleshooting subsystem, Breakdown Maintenance assist terminal；
The RFID tag is arranged at intervals on along leakage cable, and is associated with leakage cable position；
The fault detection subsystem exports fault message, and the fault message includes the position or position section of guilty culprit；
Fault message is pushed in the auxiliary terminal of Breakdown Maintenance used in maintenance personnel by the troubleshooting subsystem；
The Breakdown Maintenance auxiliary terminal scans the RFID tag at the scene, obtains location information associated by RFID tag,
And judge it is whether consistent with the location of fault information, if unanimously, issue individual sound, light, vibration, screen are shown or times
Meaning combination comes position or position section that prompting maintenance personnel reach guilty culprit；
The Breakdown Maintenance result that maintenance personnel records is returned to troubleshooting subsystem by the maintenance terminal.
10. the leakage cable appearance maintenance system as claimed in claim 9 based on RFID positioning, which is characterized in that the failure letter
Fault message is pushed in the auxiliary terminal of Breakdown Maintenance used in maintenance personnel by breath processing subsystem, is included the following steps:
Fault picture is shown, for reviewing officer's confirmation；
By the failure of confirmation, according to the type of failure or security risk and to the influence of operation security, it is converted into upkeep operation
Task；
By upkeep operation task assignment to maintenance personnel, it is issued in the Breakdown Maintenance auxiliary terminal of the maintenance personnel.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108959A (en) * | 2019-05-14 | 2019-08-09 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Compensating electric capacity localization method, detection device and storage medium |
| CN110273711A (en) * | 2019-07-09 | 2019-09-24 | 通号电缆集团有限公司 | It is a kind of to leak the on-line monitoring method and system that cable suspender falls off |
| CN110348737A (en) * | 2019-07-10 | 2019-10-18 | 深圳市华腾物联科技有限公司 | A kind of method and apparatus of supervision |
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| CN110597108A (en) * | 2019-08-23 | 2019-12-20 | 广州电力设计院有限公司 | Cable tunnel area control system, control method and device and computer equipment |
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| CN114339861A (en) * | 2020-09-30 | 2022-04-12 | 中国移动通信集团广东有限公司 | Method, device and system for positioning faults of indoor distribution equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205928A (en) * | 2011-04-01 | 2011-10-05 | 上海物泰信息科技有限公司 | Maintenance management system for tower type crane based on radio frequency identification (RFID) technology |
| CN103344181A (en) * | 2013-07-11 | 2013-10-09 | 上海大学 | System for locating and automatic detection of segment inside tunnel |
| CN104129404A (en) * | 2013-05-02 | 2014-11-05 | 上海工程技术大学 | Method and device for detecting looseness of rail fastener in high-speed dynamic real-time manner |
| CN106530435A (en) * | 2016-10-29 | 2017-03-22 | 国家电网公司 | Power line inspection detection method based on identity authentication |
| CN109085177A (en) * | 2018-08-22 | 2018-12-25 | 佳讯飞鸿（北京）智能科技研究院有限公司 | A kind of leakage cable appearance detecting method and device based on RFID positioning |
-
2018
- 2018-09-13 CN CN201811070543.5A patent/CN109165708A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205928A (en) * | 2011-04-01 | 2011-10-05 | 上海物泰信息科技有限公司 | Maintenance management system for tower type crane based on radio frequency identification (RFID) technology |
| CN104129404A (en) * | 2013-05-02 | 2014-11-05 | 上海工程技术大学 | Method and device for detecting looseness of rail fastener in high-speed dynamic real-time manner |
| CN103344181A (en) * | 2013-07-11 | 2013-10-09 | 上海大学 | System for locating and automatic detection of segment inside tunnel |
| CN106530435A (en) * | 2016-10-29 | 2017-03-22 | 国家电网公司 | Power line inspection detection method based on identity authentication |
| CN109085177A (en) * | 2018-08-22 | 2018-12-25 | 佳讯飞鸿（北京）智能科技研究院有限公司 | A kind of leakage cable appearance detecting method and device based on RFID positioning |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108959A (en) * | 2019-05-14 | 2019-08-09 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Compensating electric capacity localization method, detection device and storage medium |
| CN110273711A (en) * | 2019-07-09 | 2019-09-24 | 通号电缆集团有限公司 | It is a kind of to leak the on-line monitoring method and system that cable suspender falls off |
| CN110348737A (en) * | 2019-07-10 | 2019-10-18 | 深圳市华腾物联科技有限公司 | A kind of method and apparatus of supervision |
| CN110471376A (en) * | 2019-07-10 | 2019-11-19 | 深圳市乾行达科技有限公司 | A kind of industry spot fault detection method and equipment |
| CN110597108A (en) * | 2019-08-23 | 2019-12-20 | 广州电力设计院有限公司 | Cable tunnel area control system, control method and device and computer equipment |
| CN114339861A (en) * | 2020-09-30 | 2022-04-12 | 中国移动通信集团广东有限公司 | Method, device and system for positioning faults of indoor distribution equipment |
| CN112629700A (en) * | 2020-12-31 | 2021-04-09 | 湖北工业大学 | Pipe gallery cable leakage detection system and detection method |
| CN113239757A (en) * | 2021-04-28 | 2021-08-10 | 宁波思高信通科技有限公司 | Leaky cable detection method and system, storage medium and intelligent terminal |
| CN113239757B (en) * | 2021-04-28 | 2022-05-13 | 宁波思高信通科技有限公司 | Leaky cable detection method and system, storage medium and intelligent terminal |
| CN113723131A (en) * | 2021-09-08 | 2021-11-30 | 中交疏浚技术装备国家工程研究中心有限公司 | RFID pipe joint identification and management system |
| CN113723131B (en) * | 2021-09-08 | 2024-01-09 | 中交疏浚技术装备国家工程研究中心有限公司 | RFID pipe joint identification and management system |
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