CN109412069A - The state monitoring method and device of switchgear - Google Patents
The state monitoring method and device of switchgear Download PDFInfo
- Publication number
- CN109412069A CN109412069A CN201811411041.4A CN201811411041A CN109412069A CN 109412069 A CN109412069 A CN 109412069A CN 201811411041 A CN201811411041 A CN 201811411041A CN 109412069 A CN109412069 A CN 109412069A
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- Prior art keywords
- switchgear
- state
- color
- rotary switch
- indicator light
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B15/00—Supervisory desks or panels for centralised control or display
- H02B15/02—Supervisory desks or panels for centralised control or display with mimic diagrams
Abstract
The present invention relates to a kind of state monitoring method of switchgear and devices, this method includes image acquisition step, image analysis step and status monitoring step, wherein image analysis step is the color that indicator light is analyzed from acquired image and the position of rotary switch, and status monitoring step is then that the state of switchgear is determined according to the color of indicator light and the position of rotary switch.The method of the present invention and system, the comprehensive analysis color of indicator light and the position of rotary switch, the state of switchgear is judged in conjunction with the two informixes, can reduce well the case where erroneous judgement, improve the reliability of switch cabinet state monitoring.
Description
Technical field
The present invention relates to monitoring technology field, in particular to the state monitoring method and device of a kind of switchgear.
Background technique
Switchgear is most basic equipment in traction substation or substation, and the normal operation of switchgear is also to ensure entirely
The basis of safe running of transformer substation.Therefore the safe operation in order to ensure electric substation, it can all take manual inspection, camera prison
The modes such as control, intelligent robot inspection carry out status monitoring to switchgear, start report once monitoring that switch cabinet state is abnormal
It is alert.Camera head monitor, intelligent robot inspection are the monitoring of unattended formula, mode are currently widely used, by switch
The image of cabinet is analyzed, and judges the state of switchgear.It is only simply to analyze switchgear however in current treatment process
LED status, the state of switchgear is judged by the color of indicator light, however indicator light itself is also likely to be present failure
The case where, therefore judge that the reliability of switch cabinet state is not high only in accordance with indicator light, when often result in erroneous judgement.
Summary of the invention
It is commonly present the deficiency of erroneous judgement when it is an object of the invention to improve the status monitoring of prior art switchgear, provides one
The state monitoring method and device of the new switchgear of kind.
In order to achieve the above-mentioned object of the invention, the embodiment of the invention provides following technical schemes:
On the one hand, the present invention provides a kind of state monitoring methods of switchgear, comprising: image acquisition step: acquisition is opened
Close the image of cabinet；
Image analysis step: the color of indicator light and the position of rotary switch are analyzed from acquired image；
Status monitoring step: the state of switchgear is determined according to the position of the color of indicator light and rotary switch.
On the other hand, invention also provides a kind of state monitoring apparatus of switchgear, including image capture module, figure
As analysis module and state monitoring module, wherein image capture module is used to obtain the image of switchgear；Image analysis module is used
In the position for the color and rotary switch for analyzing indicator light from acquired image；State monitoring module is used for according to instruction
The state of switchgear is determined in the color of lamp and the position of rotary switch.
In another aspect, invention also provides a kind of condition monitoring system of switchgear, including camera or survey monitor
Device people further includes server, and the camera or crusing robot are used to acquire the image of switchgear, and by acquired image
It is transferred to the server, the server is used to analyzing the color and rotary switch of indicator light from acquired image
Position, and determine according to the color of indicator light and the position of rotary switch the state of switchgear.
Compared with prior art, the method for the present invention and the comprehensive analysis of system color of indicator light and the position of rotary switch
It sets, the state of switchgear is judged in conjunction with the two informixes, can reduce well the case where erroneous judgement, improve switch cabinet state
The reliability of monitoring.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of schematic illustration of the condition monitoring system of switchgear provided in an embodiment of the present invention.
Fig. 2 is a kind of flow chart of the state monitoring method of switchgear provided in an embodiment of the present invention.
Fig. 3 is a kind of functional block diagram of the state monitoring apparatus of switchgear provided in an embodiment of the present invention.
Description of symbols in figure
Camera 1；Server 2；Video recorder 3；The end PC 4；Handheld device 5.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Embodiment 1
Referring to Fig. 1, providing a kind of condition monitoring system of switchgear in the present embodiment, including camera 1 and service
Device 2, camera 1 can use ball machine or gunlock, be transferred to service for acquiring the image of switchgear, and by acquired image
Device 2.When specific implementation, a switchgear can be monitored with one or more cameras 1, and a camera 1 can also monitor one
A or multiple switch cabinet.Alternatively, it is also possible to using the image of crusing robot acquisition switchgear.Server 2 passes through bus or office
Domain net is connect with camera 1, in order to receive the image data of the acquisition of camera 1.Server 2 divides it after receiving image
Analysis, analyzes the color of indicator light and the position of rotary switch from acquired image, and according to the color of indicator light and
Determine the state of switchgear in the position of rotary switch.
As shown in Figure 1, the condition monitoring system of above-mentioned switchgear further includes video recorder 3 in further embodiment, video recording
Machine 3 is connect by bus or local area network with camera 1, is deposited in order to which acquired image is transferred to video recorder 3 by camera 1
Shelves, in order to relate historical data, find out the reason of leading to abnormal conditions.
As shown in Figure 1, the condition monitoring system of above-mentioned switchgear further includes 5 He of handheld device in further embodiment
The end PC 4, naturally it is also possible to only include any of handheld device 5 and the end PC 4, the end PC 4 passes through bus or local area network and service
Device 2 connects, and handheld device 5 and server 2 are wirelessly connected, in order to receive the status information for the switchgear that server 2 transmits, and
The location information of the color of the indicator light of display switch cabinet, rotary switch, and in monitoring device (including indicator light, rotary switch
And instrument hereinafter) failure itself when server issue warning reminding information.In addition, handheld device 5 and/or the end PC 4 are also
It can be connect with video recorder 3, in order to obtain history image from video recorder 3 more to be analyzed.
As shown in Fig. 2, a kind of status monitoring of switchgear realized based on above system is provided in the present embodiment simultaneously
Method, comprising the following steps:
Step 1 acquires the image of switchgear.
Step 2 analyzes acquired image, obtains the color of indicator light and the position of rotary switch.
In this step, the analysis for the color of indicator light is the color characteristic using image to the red, green, white of indicator light
Three kinds of color states are identified, i.e., the region of indicator light are first detected using hough, then again to the region, that is, indicator light
Position carries out color identification.The position of rotary switch then uses static background to model, by acquired image frame and switch models
Frame carries out pixel and makes the difference, and then determines the position of rotary switch, chooses the rotary switch of initialization (knob state shift is left)
For static background, then the image of extraction and this background image are made the difference, when just the same, illustrate knob state be to
A left side illustrates that knob state is to the right when different.
Of course, in this step, can also take the knob state shift right side of rotary switch is static background, then will be extracted
Image made the difference with this background image, when just the same, illustrate knob state be to the right, knob shape is illustrated when different
State is to the left.
Step 3 determines the state of switchgear according to the position of the color of indicator light and rotary switch.
Specifically, referring to Fig. 2, whether the position for first determining whether rotary switch is dextrorotation (i.e. rotation to the right state),
Whether the color that indicator light is then further judged if it is dextrorotation is white, illustrates that the state of switchgear is not if if it is white
Operation returns to image analysis step, continues to analyze next frame image, illustrates that switchgear is in operation troubles if not for white
State, automatic alarm push to the end PC and/handheld device；If the position of rotary switch is not dextrorotation (i.e. left-handed), into one
Step judges that the color of indicator light for red or green, then illustrates that switchgear is safely operated if it is green, returns to image analysis
Step continues to analyze next frame image, then illustrates that switchgear is in operation alarm condition if it is red, server will be automatic
Alarm information pushing is to the end PC and/or handheld device.Alarm signal can be to be automatically closed after a period of time of setting, can also
To be artificial be turned off manually.Alarm signal returns to image analysis step after closing again, continues to analyze next frame image.If gone out
Showed except above-mentioned not running, operation troubles, operation alarm, be safely operated these four states in addition to state, such as indicator light
Color be white and rotary switch position be it is left-handed, then automatic push warning reminding information to the end PC and/handheld device, show
It is that there are failures for monitoring device such as indicator light and/or rotary switch itself.For the ease of distinguish monitoring device faults itself and
Switchgear failure/alarm, the alarm signal pushed in switchgear operation troubles or operation alarm condition, with monitoring device itself
The warning reminding information pushed when failure is different.
Embodiment 2
It is further typically provided with instrument in switchgear, as another embodiment, can be combined with reading, the instruction of instrument
The color of lamp and the position of rotary switch, carry out the state of comprehensive descision switchgear.The shape of the switchgear provided in the present embodiment
State monitoring method, compared with the method described in the embodiment 1, step 2 and step 3 different from.
Specifically, in above-mentioned steps two, acquired image is carried out in analytic process, further includes dividing meter reading
Analysis.Specifically, it is modeled using static background, acquired image frame is subjected to pixel with instrument model frame and is made the difference, determines instrument
The position of table, then to instrument area image by Image erosion, expansion, specific effect is first to corrode the process expanded afterwards to be known as
Opening operation, for eliminating wisp, being not obvious change while the boundary of separating objects, smooth larger object at very thin point
Its area, then by gaussian filtering by noise filtering, then come out digital extraction by OCR transfer algorithm.
It is then comprehensive according to the color of indicator light and the position of rotary switch, the reading of instrument in step 3 in the present embodiment
Close the state for determining switchgear.For example, if the position of knob switch be dextrorotation, indicator light color be white, instrument
Reading is zero, then illustrates that the state of switchgear is not running, return to image analysis step, continue to analyze next frame image；Example again
Such as, if the position of knob switch be dextrorotation, indicator light color be white, the number that meter reading is non-zero, illustrate
Indicator light, instrument and/or rotary switch faults itself then issue warning reminding information and push to the end PC and/handheld device.
In short, if it is dextrorotation, meter reading zero that the color of indicator light, which is white, rotary switch position, it is determined that
The state of switchgear is normal；If the color of indicator light is that red or green and rotary switch position is dextrorotation, it is determined that open
The state for closing cabinet is failure；If the color of indicator light is that red and rotary switch position is left-handed, it is determined that the shape of switchgear
State is alarm；If the color of indicator light is that green, rotary switch position is number left-handed, that meter reading is non-zero, really
The state of switchgear is determined for safe operation, and the state in addition to above-mentioned state all issues warning reminding information, shows monitoring device
There may be failures for itself.
Embodiment 3
Referring to Fig. 3, being based on inventive concept identical with method described in embodiment 1, one kind is provided in the present embodiment
The state monitoring apparatus of switchgear, including image capture module, image analysis module, state monitoring module and warning reminding push
Module, wherein image capture module is used to obtain the image of switchgear, and image analysis module is used to divide from acquired image
It is precipitated the color of indicator light and the position of rotary switch, state monitoring module is used for according to the color of indicator light and rotary switch
Determine that the state of switchgear, state of the warning reminding pushing module for determining switchgear in state monitoring module are in position
When not running, operation troubles, operation alarm, state except safe operation state, the first warning reminding information is issued, in determination
When the state of switchgear is operation troubles and operation alarm out, the second warning reminding information is issued.
When realizing, image analysis module first selects indicator light and rotary switch from acquired image center, then again
The color of indicator light is identified based on color characteristic, is compared, the picture frame of rotary switch and model frame is made the difference, root based on model
The position that switchgear is determined according to difference is left-handed or dextrorotation.
State monitoring module is when the state for carrying out switchgear judges, if the color of indicator light is white and rotary switch
Position is dextrorotation, it is determined that the state of switchgear is not running；If the color of indicator light is red or green and rotary switch
Position is dextrorotation, it is determined that the state of switchgear is operation troubles；If the color of indicator light is red and rotary switch position
It is left-handed, it is determined that the state of switchgear is operation alarm；If the color of indicator light is that green and rotary switch position is left
Rotation, it is determined that the state of switchgear is safe operation.
Embodiment 4
Based on inventive concept identical with method described in embodiment 2, the state of the switchgear provided in the present embodiment is supervised
Device is surveyed, compared with the device described in the embodiment 3, difference is:
Image analysis module from acquired image for analyzing the color of indicator light, the position of rotary switch and instrument
The reading of table；
State monitoring module is used to determine switchgear according to the color of indicator light, the position of rotary switch, meter reading
State.Specifically, if it is dextrorotation, meter reading zero that the color of indicator light, which is white, rotary switch position, it is determined that open
It is normal for closing the state of cabinet；If the color of indicator light is that red or green and rotary switch position is dextrorotation, it is determined that switch
The state of cabinet is failure；If the color of indicator light is that red and rotary switch position is left-handed, it is determined that the state of switchgear
For alarm；If the color of indicator light is that green, rotary switch position is number left-handed, that meter reading is non-zero, it is determined that
The state of switchgear is safe operation, and the state in addition to above-mentioned state all issues warning reminding information, shows monitoring device certainly
There may be failures for body.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.
Claims (7)
1. a kind of state monitoring method of switchgear characterized by comprising
Image acquisition step: the image of switchgear is acquired；
Image analysis step: the color of indicator light and the position of rotary switch are analyzed from acquired image；
Status monitoring step: the state of switchgear is determined according to the position of the color of indicator light and rotary switch.
2. the method according to claim 1, wherein analyzing rotation from image in described image analytical procedure
The step of position of button switch includes:
Rotary switch is selected from acquired image center；
The rotary switch that frame is selected judges that the position of the rotary switch in image is compared with the master pattern pre-established
Left or right rotation.
3. according to the method described in claim 2, it is characterized in that, in the status monitoring step, if the color of indicator light is
The position of white and rotary switch is dextrorotation, it is determined that the state of switchgear is not running；If the color of indicator light be it is red or
The position of green and rotary switch is dextrorotation, it is determined that the state of switchgear is operation troubles；If the color of indicator light is red
And the position of rotary switch is left-handed, it is determined that the state of switchgear is operation alarm；If the color of indicator light is green and revolves
The position of button switch is left-handed, it is determined that the state of switchgear is safe operation.
4. the method according to claim 1, wherein further including dividing from image in described image analytical procedure
The number that instrument is shown is precipitated；In the status monitoring step, then according to the color of indicator light, the position of rotary switch and instrument
The number of display determines the state of switchgear.
5. according to the method described in claim 3, it is characterized in that, further including alarming step: in status monitoring step, if opening
State of the cabinet appearance in addition to not running, operation troubles, operation alarm, are safely operated these four states is closed, then issues alarm and mentions
Awake information.
6. a kind of state monitoring apparatus of switchgear, which is characterized in that including image capture module, image analysis module and state
Monitoring modular, wherein
Image capture module is used to obtain the image of switchgear；
Image analysis module is used to analyze the color of indicator light and the position of rotary switch from acquired image；
State monitoring module is used to determine the state of switchgear according to the color of indicator light and the position of rotary switch.
7. device according to claim 6, which is characterized in that the state monitoring module is specifically used for: if indicator light
Color is that white and rotary switch position is dextrorotation, it is determined that the state of switchgear is not running；If the color of indicator light is
The position of red or green and rotary switch is dextrorotation, it is determined that the state of switchgear is operation troubles；If the color of indicator light
It is left-handed for red and rotary switch position, it is determined that the state of switchgear is operation alarm；If the color of indicator light is green
The position of color and rotary switch is left-handed, it is determined that the state of switchgear is safe operation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811411041.4A CN109412069A (en) | 2018-11-24 | 2018-11-24 | The state monitoring method and device of switchgear |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811411041.4A CN109412069A (en) | 2018-11-24 | 2018-11-24 | The state monitoring method and device of switchgear |
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| CN201811411041.4A Pending CN109412069A (en) | 2018-11-24 | 2018-11-24 | The state monitoring method and device of switchgear |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110198077A (en) * | 2019-06-04 | 2019-09-03 | 北京合锐赛尔电力科技股份有限公司 | Distribution terminal control method based on image recognition ring network cabinet state acquisition |
| CN110213540A (en) * | 2019-06-04 | 2019-09-06 | 北京合锐赛尔电力科技股份有限公司 | Line feed terminals control method based on image recognition on-pole switch state acquisition |
| CN112240796A (en) * | 2019-07-16 | 2021-01-19 | 张力 | Monitoring management system for device state |
| CN113191350A (en) * | 2021-06-03 | 2021-07-30 | 河南科技大学 | Method and equipment for detecting state of switch knob of aircraft cockpit |
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| CN102314615A (en) * | 2011-07-30 | 2012-01-11 | 山东电力研究院 | Substation inspection robot-based circuit breaker state template-matching identification method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110198077A (en) * | 2019-06-04 | 2019-09-03 | 北京合锐赛尔电力科技股份有限公司 | Distribution terminal control method based on image recognition ring network cabinet state acquisition |
| CN110213540A (en) * | 2019-06-04 | 2019-09-06 | 北京合锐赛尔电力科技股份有限公司 | Line feed terminals control method based on image recognition on-pole switch state acquisition |
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| CN113191350A (en) * | 2021-06-03 | 2021-07-30 | 河南科技大学 | Method and equipment for detecting state of switch knob of aircraft cockpit |
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Application publication date: 20190301 |