CN106297130A - Transmission line of electricity video analysis early warning system - Google Patents

Transmission line of electricity video analysis early warning system Download PDF

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Publication number
CN106297130A
CN106297130A CN201610704214.6A CN201610704214A CN106297130A CN 106297130 A CN106297130 A CN 106297130A CN 201610704214 A CN201610704214 A CN 201610704214A CN 106297130 A CN106297130 A CN 106297130A
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CN
China
Prior art keywords
video
early warning
data
module
analysis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610704214.6A
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Chinese (zh)
Inventor
王德金
吕志来
喻宜
张东
王云鹏
张国兰
杨澄
田学亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING XUJI ELECTRIC Co Ltd
State Grid Corp of China SGCC
Original Assignee
BEIJING XUJI ELECTRIC Co Ltd
State Grid Corp of China SGCC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by BEIJING XUJI ELECTRIC Co Ltd, State Grid Corp of China SGCC filed Critical BEIJING XUJI ELECTRIC Co Ltd
Priority to CN201610704214.6A priority Critical patent/CN106297130A/en
Publication of CN106297130A publication Critical patent/CN106297130A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/18Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength
    • G08B13/189Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/194Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
    • G08B13/196Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
    • G08B13/19602Image analysis to detect motion of the intruder, e.g. by frame subtraction

Abstract

The present invention is the vacancy making up prior art, it is provided that a kind of transmission line of electricity video analysis early warning system, it is characterised in that including: data interface module, data base, graphical analysis and warning module and abnormal information pushing module;Wherein: data interface module one end is connected with external video monitoring system, the video surveillance data of external video monitoring system are obtained;The other end is connected with warning module with data base and graphical analysis, by the video data transmission that obtains to data base and graphical analysis and warning module;Graphical analysis and warning module include analytic unit and early warning feedback device, and wherein, analytic unit carries out data analysis and judges whether to start early warning feedback device according to analysis result;If needing to start early warning feedback device, then while starting this device, analytic unit sends control instruction to abnormal information pushing module;The control instruction that abnormal information pushing module sends according to analytic unit issues the user with warning information by video monitoring system.

Description

Transmission line of electricity video analysis early warning system
Technical field
The invention belongs to transmission line of electricity safety monitoring technology field, particularly to a kind of transmission line of electricity video analysis early warning system System.
Background technology
Transmission line of electricity is one of key equipment of long-distance sand transport electric power, and overwhelming majority circuit is located at a varied topography, natural The place of bad environments, transmission line wire and shaft tower adnexa are chronically exposed to field, there is the hidden danger that multiple external force is destroyed, As: the architecture against regulations in route protection district, barbarous construction, foreign body touch wire and arboreal growth etc., and these events are all by threat Properly functioning to the safety of electrical network, as found not in time, it is possible to cause major accident.
Currently, the routine inspection mode of transmission line of electricity is based on manually.This method not only consumes substantial amounts of human and material resources, wealth Power, and can not complete to monitor in real time, thus significantly reduce reliability and the credibility of system.For avoiding external force to transmission of electricity The destruction of circuit, needs to carry out power transmission and transformation line real time remote video monitoring, and sends early warning when there is dangerous situation, with Remove a hidden danger rapidly, it is to avoid unnecessary accident occurs.By contrast, the image analysis technology by means of video monitoring is being transmitted electricity Application in terms of circuit, can complete the detection of the environmental changes such as shaft tower, circuit, passage very well.
In recent years, have developed many novel acceleration transducers, vibrating sensor and radar detedtor etc. both at home and abroad, Installing a detector on each base shaft tower, around detection shaft tower, status information or the collection shaft tower of mobile object receive vibration Information, informs patrol officer, and the method needs a lot of sensors, structure is complicated, and cost is high, and system is installed and processed in time Journey is the most more complicated.And foreign body touching circuit can only be found by the method for video monitoring, for hundreds and thousands of kilometers Circuit, the most manually monitor the most unrealistic.Therefore, in the urgent need to building a kind of video that can monitor analysis circuit exception Analyzing and alarming system.
Summary of the invention
For making up the vacancy of prior art, the invention provides a kind of transmission line of electricity video analysis early warning system, its feature It is, including: data interface module, data base, graphical analysis and warning module and abnormal information pushing module;Wherein:
Data interface module one end is connected with external video monitoring system, obtains the video surveillance of external video monitoring system Data;The other end is connected with warning module with data base and graphical analysis, by the video data transmission of acquisition to data base and Tu As analyzing and warning module.
Data base is connected with warning module with data interface module and graphical analysis respectively, is used for storing acquisition number to be stored According to and provide data support for graphical analysis and warning module.
Graphical analysis and warning module include analytic unit and early warning feedback device, wherein analytic unit respectively with data Storehouse, data interface module, early warning feedback device, abnormal information pushing module connect, by the data stored in extracted data storehouse Or the real time data that data interface module provides is analyzed, judge whether to start early warning feedback device according to analysis result;As The result that fruit judges needs to start early warning feedback device, then starting while early warning feedback device analytic unit to abnormal information Pushing module sends control instruction.
The control instruction that abnormal information pushing module sends according to analytic unit sends exception to outside video monitoring system Information feedback command, controls video monitoring system and issues the user with warning information.
Further, described data interface module includes that video stream file loading interface and photographic head presetting bit information read Interface, the data message of acquisition includes stream medium data and photographic head presetting bit information.
Now, data base includes: video stream media storehouse and relational database;Wherein, video stream media storehouse is used for storing stream Media data;Relational database is used for storing between photographic head presetting bit information and photographic head presetting bit and stream medium data mapping The relation information of relation.
Further, described data interface module can be by wired or wireless connected mode from external video monitoring system Obtain the data needed.
Further, the analysis process of analytic unit is:
S1. background picture is transferred.
S2. extraction frame of video picture.
S3. color histogram analysis.
Wherein:
Background picture described in step S1 is the pure background frames image not having intrusion target pre-build, background picture can be with Shi Gengxin;Now, data base also includes background picture data storehouse, and background picture data storehouse is for storing the back of the body that prestores of each photographic head Scape picture.
The method extracting frame of video picture described in step S2 is: first obtaining pending image, this image can come Come from the video file stored, it is also possible to derive from real-time camera picture;Then video frequency tool is utilized to be loaded by video Come in, and according to time interval set in advance, Video segmentation is become image one by one;Obtain finally according to setting in advance Take the frame of video picture of needs.
Preferably, described video frequency tool is OpenCV instrument.
Preferably, described time interval set in advance may be configured as 1min~1h according to actual needs.
The method of color histogram analysis described in step S3 is: arranging background picture is image A, arranges the frame of video of extraction Picture is image B, calculates the rectangular histogram of two width images respectively: HistA, HistB;Then two histogrammic normalization phases are calculated Close coefficient.
Further, when the histogrammic normalizated correlation coefficient of said two is less than 0.6-0.9, then it is assumed that have foreign body to enter Invade transmission line of electricity monitoring region, start early warning feedback module;Now, early warning feedback module sends acousto-optic early warning alarm to being used for.
Preferably, when the histogrammic normalizated correlation coefficient of said two is less than 0.8, then it is assumed that have foreign body intrusion to transmit electricity Circuit monitoring region, starts early warning feedback module;Now, early warning feedback module sends acousto-optic early warning alarm to being used for.
Further, the control instruction that described abnormal information pushing module sends according to analytic unit, supervise to external video The abnormal information feedback command that Ore-controlling Role sends includes the photographic head presetting bit information occurring abnormity early warning to report to the police, and external video is supervised Ore-controlling Role can directly transfer the monitored picture of the photographic head occurring abnormity early warning to report to the police, and manually browses true with abnormal cause Recognize.
It is an advantage of the current invention that:
1, real-time: problematic monitoring region to be pointed out in time, it is simple to user pinpoints the problems in time, to defeated Electric line safe operation provides important leverage.
2, practical: to utilize this system, it is possible to reduce operation maintenance personnel carries out the daily frequency patrolled and examined in real time, significantly alleviates The workload of operation maintenance personnel, uses manpower and material resources sparingly.
3, linkage is strong: this system utilizes computer vision treatment technology, organic with photographic technique system coordinates, and two Formed between person and organically coordinate joint-action mechanism, belong to the senior application of video monitoring.
Accompanying drawing explanation
Fig. 1 power transmission line video analysis early warning system general frame figure;
Fig. 2 power transmission line video analysis early warning system data flowchart;
Fig. 3 transmission line of electricity background image histogram analysis exemplary plot;
Fig. 4 transmission line of electricity monitoring image histogram analysis exemplary plot.
Specific embodiment
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the present invention is entered One step describes in detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not used to limit this Invention.
According to one embodiment of present invention, as depicted in figs. 1 and 2, a kind of transmission line of electricity video analysis early warning system, bag Include: data interface module, data base, graphical analysis and warning module and abnormal information pushing module;Wherein:
Data interface module is video server, and its one end is connected with external video monitoring system, obtains external video prison The video surveillance data of Ore-controlling Role;The other end is connected with warning module with data base and graphical analysis, the video data that will obtain Transmit to data base and graphical analysis and warning module.Described data interface module includes video stream file loading interface and shooting Head presetting bit information reads interface, and the data message of acquisition includes stream medium data and photographic head presetting bit information.
Data base one end is connected with data interface module, is used for obtaining data to be stored, and the other end and graphical analysis are with pre- Alert module connects, for providing data support to graphical analysis with warning module, including: video stream media storehouse, relational database With background picture data storehouse;Wherein, video stream media storehouse is used for storing stream medium data;Relational database is used for storing photographic head The relation information of mapping relations between presetting bit information and photographic head presetting bit and stream medium data;Background picture data storehouse is used for Store the background picture of each photographic head.
Graphical analysis and warning module include analytic unit and early warning feedback device, wherein analytic unit respectively with data Storehouse, data interface module, early warning feedback device, abnormal information pushing module connect, by the data stored in extracted data storehouse Or the real time data that data interface module provides is analyzed, judge whether to start early warning feedback device according to analysis result;As The result that fruit judges needs to start early warning feedback device, then starting while early warning feedback device analytic unit to abnormal information Pushing module sends control instruction.The analysis process of analytic unit is:
S1. background picture is transferred.
S2. extraction frame of video picture.
S3. color histogram analysis.
Wherein:
Background picture described in step S1 is the pure background frames image not having intrusion target pre-build, background picture can be with Shi Gengxin;Now, data base also includes background picture data storehouse, and background picture data storehouse is for storing the back of the body that prestores of each photographic head Scape picture.
The method extracting frame of video picture described in step S2 is: first obtaining pending image, this image can come Come from the video file stored, it is also possible to derive from real-time camera picture;Then OpenCV instrument is utilized to be added by video It is loaded into, and according to time interval set in advance, Video segmentation is become image one by one;Finally according to setting in advance Obtain the frame of video picture needed.
According to one embodiment of present invention, described time interval set in advance may be configured as 1min according to actual needs ~1h.
The method of color histogram analysis described in step S3 is: arranging background picture is image A, arranges the frame of video of extraction Picture is image B, as shown in Figure 3 and Figure 4, calculates the rectangular histogram of two width images respectively: HistA, HistB;Then two are calculated Histogrammic normalizated correlation coefficient.When the histogrammic normalizated correlation coefficient of said two is less than 0.8, then it is assumed that have foreign body Invasion transmission line of electricity monitoring region, starts early warning feedback module;Now, early warning feedback module is alert to being used for sending acousto-optic early warning Report.
According to one embodiment of present invention, when the histogrammic normalizated correlation coefficient of said two is less than 0.9, then recognize For there being foreign body intrusion transmission line of electricity to monitor region, start early warning feedback module;Now, early warning feedback module sends acousto-optic to being used for Early warning alarm.
According to one embodiment of present invention, when the histogrammic normalizated correlation coefficient of said two is less than 0.6, then recognize For there being foreign body intrusion transmission line of electricity to monitor region, start early warning feedback module;Now, early warning feedback module sends acousto-optic to being used for Early warning alarm.
The control instruction that abnormal information pushing module sends according to analytic unit, to outside video monitoring system send different Often information feedback command includes the photographic head presetting bit information occurring abnormity early warning to report to the police, and external video monitoring system can directly be adjusted Take the monitored picture of the photographic head occurring abnormity early warning to report to the police, manually browse and confirm with abnormal cause.
According to one embodiment of present invention, described data interface module can be by wired or wireless connected mode from outward Portion's video monitoring system obtains the data needed.
It is an advantage of the current invention that:
The most real-time: problematic monitoring region to be pointed out in time, it is simple to user pinpoints the problems in time, to defeated Electric line safe operation provides important leverage.
The most practical: to utilize this system, it is possible to reduce operation maintenance personnel carries out the daily frequency patrolled and examined in real time, significantly alleviates The workload of operation maintenance personnel, uses manpower and material resources sparingly.
3. linkage is strong: this system utilizes computer vision treatment technology, organic with photographic technique system coordinates, and two Formed between person and organically coordinate joint-action mechanism, belong to the senior application of video monitoring.
It should be noted that and understand, in the case of without departing from the spirit and scope required by the claims in the present invention, energy Enough present invention to foregoing detailed description make various modifications and improvements.It is therefore desirable to the scope of the technical scheme of protection is not subject to The restriction of given any specific exemplary teachings.

Claims (10)

1. transmission line of electricity video analysis early warning system, it is characterised in that including: data interface module, data base, graphical analysis with Warning module and abnormal information pushing module;Wherein:
Data interface module one end is connected with external video monitoring system, obtains the video surveillance number of external video monitoring system According to;The other end is connected with warning module with data base and graphical analysis, by the video data transmission of acquisition to data base and image Analyze and warning module;
Data base is connected with warning module with data interface module and graphical analysis respectively, is used for storing acquisition data to be stored also Data support is provided with warning module for graphical analysis;
Graphical analysis and warning module include analytic unit and early warning feedback device, wherein analytic unit respectively with data base, number Connect according to interface module, early warning feedback device, abnormal information pushing module, by the data stored in extracted data storehouse or data The real time data that interface module provides is analyzed, and judges whether to start early warning feedback device according to analysis result;If it is determined that Result need to start early warning feedback device, then push mould to abnormal information starting analytic unit while early warning feedback device Block sends control instruction;
The control instruction that abnormal information pushing module sends according to analytic unit sends abnormal information to outside video monitoring system Feedback command, controls video monitoring system and issues the user with warning information.
Transmission line of electricity video analysis early warning system the most according to claim 1, it is characterised in that described data interface module bag Include video stream file loading interface and photographic head presetting bit information and read interface, the data message of acquisition include stream medium data and Photographic head presetting bit information.
Transmission line of electricity video analysis early warning system the most according to claim 2, it is characterised in that now, data base includes: regard Frequently Streaming Media storehouse and relational database;Wherein, video stream media storehouse is used for storing stream medium data;Relational database is used for storing The relation information of mapping relations between photographic head presetting bit information and photographic head presetting bit and stream medium data.
Transmission line of electricity video analysis early warning system the most according to claim 1, it is characterised in that the analysis process of analytic unit For:
S1. background picture is transferred;
S2. extraction frame of video picture;
S3. color histogram analysis.
Transmission line of electricity video analysis early warning system the most according to claim 4, it is characterised in that background picture described in step S1 For the pure background frames image not having intrusion target pre-build, background picture can update at any time;Now, data base also includes the back of the body Scape picture database, background picture data storehouse is for storing the background picture that prestores of each photographic head.
Transmission line of electricity video analysis early warning system the most according to claim 4, it is characterised in that extract video described in step S2 The method of frame picture is: first obtain pending image, and this image can derive from the video file stored, it is also possible to Derive from real-time camera picture;Then utilize video frequency tool by video load come in, and according to the time set in advance between Every, Video segmentation is become image one by one;Finally according to the frame of video picture arranging acquisition needs in advance.
Transmission line of electricity video analysis early warning system the most according to claim 6, it is characterised in that described time set in advance Interval may be configured as 1min~1h according to actual needs.
Transmission line of electricity video analysis early warning system the most according to claim 4, it is characterised in that color histogram described in step S3 The method of map analysis is: arranging background picture is image A, and the frame of video picture arranging extraction is image B, calculates two width figures respectively The rectangular histogram of picture: HistA, HistB;Then two histogrammic normalizated correlation coefficients are calculated.
Transmission line of electricity video analysis early warning system the most according to claim 8, it is characterised in that when said two is histogrammic Normalizated correlation coefficient is less than 0.6-0.9, then it is assumed that has foreign body intrusion transmission line of electricity to monitor region, starts early warning feedback module; Now, early warning feedback module sends acousto-optic early warning alarm to being used for.
Transmission line of electricity video analysis early warning system the most according to claim 1, it is characterised in that described abnormal information pushes The control instruction that module sends according to analytic unit, the abnormal information feedback command sent to outside video monitoring system includes sending out The photographic head presetting bit information that raw abnormity early warning is reported to the police, external video monitoring system can directly be transferred and occur abnormity early warning to report to the police The monitored picture of photographic head, manually browses and confirms with abnormal cause.
CN201610704214.6A 2016-08-22 2016-08-22 Transmission line of electricity video analysis early warning system Pending CN106297130A (en)

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Application publication date: 20170104