CN110460155A - The line feed terminals and its fault monitoring method for having image procossing and comparison function - Google Patents
The line feed terminals and its fault monitoring method for having image procossing and comparison function Download PDFInfo
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- CN110460155A CN110460155A CN201910727981.2A CN201910727981A CN110460155A CN 110460155 A CN110460155 A CN 110460155A CN 201910727981 A CN201910727981 A CN 201910727981A CN 110460155 A CN110460155 A CN 110460155A
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- module
- line feed
- feed terminals
- cpu module
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 13
- 238000004891 communication Methods 0.000 claims abstract description 35
- 230000006870 function Effects 0.000 claims abstract description 17
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 3
- 238000003860 storage Methods 0.000 claims description 4
- 238000011161 development Methods 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010191 image analysis Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000011065 in-situ storage Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
- G06T7/001—Industrial image inspection using an image reference approach
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
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- Closed-Circuit Television Systems (AREA)
Abstract
The present invention relates to a kind of line feed terminals for having image procossing and comparison function, it include: CPU module, data memory module, communication module, Analog input mModule, switching value I/O module, power module, data memory module is connected with CPU module realizes that bidirectional data communication, power module electrically connect as its power supply with CPU module, communication module respectively;Analog input mModule, switching value I/O module are electrically connected with CPU module respectively, for the divide-shut brake movement for measuring the electrical quantity of route, controlling on-pole switch.The invention further relates to the fault detection methods for the line feed terminals for having image procossing and comparison function.The operating status of real-time monitoring on-pole switch and route of the present invention improves distribution network systems the degree of automation;When route or switch break down, operation maintenance personnel can arrive in-situ processing in time, avoid fault spread;Under route and switch normal operating condition, reduces artificial scene and check the route frequency, reduce the waste of manpower and material resources.
Description
Technical field
The present invention relates to Distribution Automation Technology fields, and in particular to a kind of feeder line for having image procossing and comparison function
Terminal and its fault monitoring method.
Background technique
Line feed terminals are also referred to as FTU, have the function of remote signalling, telemetering, remote control, fault detection etc., at the same with upper level distribution master
It stands communication, distribution system operating condition and various parameters, including switch state, electric current, voltage, power etc. is provided, route occurs
Parameter when failure, and execute the order that distribution main website issues, is adjusted distribution switchgear and divide-shut brake and energy storage control
System realizes the functions such as fault location, Fault Isolation and non-faulting region fast recovery of power supply.
With chip technology, computer network and the fast development of communication, the R & D design of line feed terminals compares into
Ripe, each producer makes full use of advanced technology to develop the line feed terminals product for meeting distribution automation requirement, and reliability is more next
It is more stable.But it because of China rural area and urban power distribution network distribution dispersion, has a large capacity and a wide range, and on-pole switch and line feed terminals are mostly to pacify
The equipment on the column on high-voltage wire pole, mounting height is higher, and on-site maintenance is time-consuming and laborious, and there are larger security risks.State
Net transport inspection department door also needs to carry out the activities such as the great spring and autumn inspection of project amount every year, causes the waste of manpower and material resources.
Summary of the invention
To solve the shortcomings of the prior art, the invention discloses a kind of with the feeder line of image procossing and comparison function end
End and its fault monitoring method, the present invention have the advantages that high degree of automation, integrated level are high, maintenance work amoun is small.
To achieve the above object, concrete scheme of the invention is as follows:
A kind of line feed terminals having image procossing and comparison function, comprising: have the CPU of image procossing and comparison function
Module, data memory module, communication module, Analog input mModule, switching value I/O module, power module, the data are deposited
Storage module is connected with CPU module realizes that bidirectional data communication, the power module are electrically connected with CPU module, communication module respectively
It is connected in its power supply;The Analog input mModule, switching value I/O module are electrically connected with CPU module respectively, for measuring route
Electrical quantity, control on-pole switch divide-shut brake movement;The communication module is electrically connected with CPU module, and CPU module passes through logical
Believe that module sends fault-signal to distribution main website.
The CPU module uses the hardware development platform based on DSP, and software aspects are equipped with corresponding image analysis and calculate
Method is handled in real time for the digital signal to image stored in data memory module, and with default normal operation
Under graphics standard value be compared.When difference exceeds predetermined difference value, on-pole switch and route failure situation are assert, such as
Situations such as insulator dust stratification is excessive, short trouble occurs for route, on-pole switch divide-shut brake is not in place, CPU module pass through communication mould
Block sends fault-signal to distribution main website.Dsp chip selects high-speed figure to handle chip, and hardware aspect considers that the outside of chip is total
Cable architecture, the factors such as on-chip memory structure, DMA function, serial communication port and interchip communication ability.CPU module also needs
Switch amount I/O module, Analog input mModule is wanted to carry out data acquisition, calculating and processing, and data information is sent to and is matched
Electric main website, to reach the functional requirement of system entirety.
The data memory module is connected with CPU module, as the expansion external memory of dsp chip internal storage,
Data memory module is divided into the area Liang Ge: subregion one and subregion two.Digital camera is adopted when subregion one is used to operate normally route
The image information data of collection stores, and the image information data of digital camera acquisition is deposited when subregion two is used for route real time execution
Storage.CPU carries out digital signal operation and processing to the image informations of two subregions of data memory module, and by processing result into
Row compares.
The communication module is connected with CPU module, main to complete to work as real time execution image data using communication
When difference is beyond setting difference between preset standard value, failure letter is sent to distribution main website by communication module from CPU module
Number, so that personnel arrive in-situ processing abnormal conditions in time.
The Analog input mModule is connected with CPU module, for measuring voltage, electric current, frequency and the active, nothing of route
The electrical quantity such as function, by calculating contrast judgement line fault section.
The switching value I/O module is connected with CPU module, if the digital input and output channel by main line with Phototube Coupling
It constitutes, can effectively control the divide-shut brake movement of on-pole switch, and monitor that its location status changes in real time, and starting energy storage
Journey issues fault-signal etc..
The power module is connected with CPU module, if being made of main line AC/DC conversion module, can be simultaneously communication module,
On-pole switch divide-shut brake, line feed terminals operation etc. provide DC supply, and power supply output and input need to carry out electrical isolation.
Where digital camera is installed on on-pole switch as ancillary equipment on electric pole, it is used cooperatively with line feed terminals, with
Just monitoring on-pole switch and inlet-outlet line route real-time operating conditions.Digital camera carries out image information using digital signal and adopts
Collection, is connected by RJ interface cable with the data memory module of line feed terminals and CPU module, and the image that CPU module issues is received
Desired signal instruction, carries out Image Acquisition.Acquired image data are transmitted to the data memory module of line feed terminals.
Has the fault monitoring method of the line feed terminals of image procossing and comparison function, by the normal of digital camera acquisition
Digital image information is stored as standard value, the real-time digital image information that digital camera acquires is compared with standard value, such as
When the difference of both fruits is more than pre-set standard deviation, CPU module sends failure letter to distribution main website by communication module
Number.Specifically includes the following steps:
Step 1, digital camera acquisition operate normally image information;
Step 2, digital camera send the subregion one for operating normally image information to data memory module, as standard
Value;
Step 3, distribution main website send image desired signal to CPU module;
Step 4, CPU module acquire real time execution image information to sending instructions under digital camera;
Step 5, digital camera send the subregion two of real time execution image information to data memory module;
Real time execution image information data is sent to CPU module by step 6, data memory module, is compared with standard value
It is right, determine whether beyond preset difference value, if it is, turn in next step, if not, to go to step 4;
Step 7, CPU module send fault-signal and give distribution main website.
Beneficial effects of the present invention:
1, the operating status of real-time monitoring on-pole switch and route improves distribution network systems the degree of automation.
2, when route or switch break down, operation maintenance personnel can arrive in-situ processing in time, avoid fault spread
Change.
3, it under route and switch normal operating condition, reduces artificial scene and checks the route frequency, reduce manpower and material resources
Waste.
Detailed description of the invention
In order to illustrate more clearly of a specific embodiment of the invention or technical solution in the prior art, below will
Attached drawing needed in description to specific embodiment or the prior art is briefly described.It should be evident that below
Attached drawing in description is certain specific embodiments of the invention, for those of ordinary skill in the art, is not paying wound
Under the premise of the property made is worked, it can also be obtained according to these attached drawings other attached drawings belonged within the application protection scope.
Fig. 1 is the system construction drawing of the line feed terminals of the embodiment of the present invention;
Fig. 2 is the work flow diagram of the control method of the embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in detail.
As shown in Figure 1, the system construction drawing of the line feed terminals for the embodiment of the present invention.One kind having image procossing and comparison
Its system structure of the line feed terminals of function is divided into 6 parts: CPU module, data memory module, communication module, analog quantity are defeated
Enter module, switching value I/O module, power module.The data memory module is connected with CPU module realizes that bi-directional data is logical
Letter, the power module electrically connect as its power supply with CPU module, communication module respectively;The Analog input mModule is opened
Pass amount I/O module is electrically connected with CPU module respectively, for the divide-shut brake movement for measuring the electrical quantity of route, controlling on-pole switch;
The communication module is electrically connected with CPU module, and CPU module sends fault-signal to distribution main website by communication module.
As shown in Fig. 2, the work flow diagram of the control method for the embodiment of the present invention.Have image procossing and comparison function
Line feed terminals fault monitoring method, comprising the following steps:
Digital camera is installed on the corresponding electric pole of each on-pole switch, and using its internal AC/DC module, acquisition is just
The image information of on-pole switch and overhead transmission line under normal operating condition, transfers data to line feed terminals by RJ interface cable
Data memory module subregion one, as standard value;
Distribution main website sends image desired signal to the CPU module of line feed terminals;
After the image desired signal for receiving distribution main website, CPU module refers to digital camera publication by communication mode
It enables, image information collecting is carried out to on-pole switch and route real-time operating conditions;
After digital camera receives the image capture instruction of CPU module transmission, carries out on-pole switch and route is transported in real time
Row situation Image Acquisition, and acquisition information is transferred to line feed terminals data memory module subregion two by communication module in real time;
Line feed terminals CPU module extracts the real-time image information of data memory module subregion two, handles the information,
It is compared with the standard value in subregion one.When the two difference is more than pre-set standard deviation, CPU module passes through communication
Module sends fault-signal to distribution main website.
Finally, it should be noted that above embodiments, only a specific embodiment of the invention, of the invention to illustrate
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto.Those skilled in the art should understand that: appoint
What those familiar with the art in the technical scope disclosed by the present invention, can be to documented by previous embodiment
Technical solution modify or can readily occur in variation or equivalent replacement of some of the technical features;And these are repaired
Change, change or replaces, the spirit and scope for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution,
It should be covered by the protection scope of the present invention.
Claims (10)
1. the line feed terminals for having image procossing and comparison function characterized by comprising have image procossing and comparison function
CPU module, data memory module, communication module, Analog input mModule, switching value I/O module, power module, it is described
Data memory module be connected with CPU module realize bidirectional data communication, the power module respectively with CPU module, communicate mould
Block electrically connects as its power supply;The Analog input mModule, switching value I/O module are electrically connected with CPU module respectively, for surveying
The divide-shut brake movement measured the electrical quantity of route, control on-pole switch;The communication module is electrically connected with CPU module, CPU module
Fault-signal is sent to distribution main website by communication module.
2. line feed terminals according to claim 1, which is characterized in that the CPU module is used based on the hard of dsp chip
Part development platform, software aspects are equipped with corresponding image analysis algorithm, for the number to image stored in data memory module
Word signal is handled in real time, and is compared with the graphics standard value under default normal operation, is led to when a failure occurs it
It crosses communication module and sends fault-signal to distribution main website;CPU module also switch amount I/O module, Analog input mModule carry out
Data acquisition is calculated and is handled, and data information is sent to distribution main website.
3. line feed terminals according to claim 2, which is characterized in that the dsp chip selects high-speed figure to handle core
Piece, hardware aspect consider the external bus structure of chip, on-chip memory structure, DMA function, serial communication port and chip chamber
Communication capacity.
4. line feed terminals according to claim 1-3, which is characterized in that the data memory module conduct
Expand external memory, is divided into the area Liang Ge: subregion one and subregion two;Digital camera when subregion one is used to operate normally route
The image information data of acquisition stores, and the image information data of digital camera acquisition is deposited when subregion two is used for route real time execution
Storage.
5. line feed terminals according to claim 1-3, which is characterized in that the communication module is using wireless
Communication mode.
6. line feed terminals according to claim 1-3, which is characterized in that the Analog input mModule is used
The voltage of route, electric current, frequency and active and reactive are measured, by calculating contrast judgement line fault section;
If the switching value I/O module is made of main line with the digital input and output channel of Phototube Coupling, controls and opened on column
The divide-shut brake of pass acts, and monitors that its location status changes in real time, and starting thermal energy storage process, issues fault-signal.
7. line feed terminals according to claim 1-3, which is characterized in that if the power module is by main line
AC/DC conversion module is constituted, and can be simultaneously communication module, the operation of on-pole switch divide-shut brake, line feed terminals provides DC operation electricity
Source.
8. line feed terminals according to claim 1-3, which is characterized in that digital camera is as ancillary equipment
It where being installed on on-pole switch on electric pole, is used cooperatively with line feed terminals, monitoring on-pole switch and inlet-outlet line route real time execution
Situation.
9. the fault monitoring method for having the line feed terminals of image procossing and comparison function, which is characterized in that by digital camera
The normal digital image information of acquisition is stored as standard value, the real-time digital image information and standard that digital camera is acquired
Value compares, if the difference of the two is more than pre-set standard deviation, CPU module is sent out by communication module to distribution main website
Send fault-signal.
10. the fault monitoring method of the line feed terminals according to claim 9 for having image procossing and comparison function, special
Sign is, specifically includes the following steps:
Step 1, digital camera acquisition operate normally image information;
Step 2, digital camera send the subregion one for operating normally image information to data memory module, as standard value;
Step 3, distribution main website send image desired signal to CPU module;
Step 4, CPU module acquire real time execution image information to sending instructions under digital camera;
Step 5, digital camera send the subregion two of real time execution image information to data memory module;
Real time execution image information data is sent to CPU module by step 6, data memory module, is compared, is sentenced with standard value
It is fixed whether to exceed preset difference value, if it is, turn in next step, if not, to go to step 4;
Step 7, CPU module send fault-signal and give distribution main website.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112217284A (en) * | 2020-10-12 | 2021-01-12 | 国网山东省电力公司青州市供电公司 | Redundant feeder terminal data monitoring method, system, terminal and storage medium |
WO2022247684A1 (en) * | 2021-05-24 | 2022-12-01 | 中兴通讯股份有限公司 | Detection method and system for base-station feeder line, and related apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204719158U (en) * | 2015-06-16 | 2015-10-21 | 河海大学常州校区 | A kind of distribution feeder monitoring terminal |
CN204758751U (en) * | 2015-04-17 | 2015-11-11 | 国家电网公司 | Power line's trouble supervisory equipment |
CN210468895U (en) * | 2019-08-07 | 2020-05-05 | 山东电工电气集团新能科技有限公司 | Feeder terminal with image processing and comparing functions |
-
2019
- 2019-08-07 CN CN201910727981.2A patent/CN110460155A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204758751U (en) * | 2015-04-17 | 2015-11-11 | 国家电网公司 | Power line's trouble supervisory equipment |
CN204719158U (en) * | 2015-06-16 | 2015-10-21 | 河海大学常州校区 | A kind of distribution feeder monitoring terminal |
CN210468895U (en) * | 2019-08-07 | 2020-05-05 | 山东电工电气集团新能科技有限公司 | Feeder terminal with image processing and comparing functions |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112217284A (en) * | 2020-10-12 | 2021-01-12 | 国网山东省电力公司青州市供电公司 | Redundant feeder terminal data monitoring method, system, terminal and storage medium |
WO2022247684A1 (en) * | 2021-05-24 | 2022-12-01 | 中兴通讯股份有限公司 | Detection method and system for base-station feeder line, and related apparatus |
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