CN205484605U - Insulator degradation on -line measuring device - Google Patents
Insulator degradation on -line measuring device Download PDFInfo
- Publication number
- CN205484605U CN205484605U CN201620176578.7U CN201620176578U CN205484605U CN 205484605 U CN205484605 U CN 205484605U CN 201620176578 U CN201620176578 U CN 201620176578U CN 205484605 U CN205484605 U CN 205484605U
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- central processing
- optical
- laser generator
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- 239000012212 insulator Substances 0.000 title claims abstract description 34
- 230000015556 catabolic process Effects 0.000 title abstract description 5
- 238000006731 degradation reaction Methods 0.000 title abstract description 5
- 230000005684 electric field Effects 0.000 claims abstract description 42
- 230000003287 optical effect Effects 0.000 claims abstract description 32
- 238000012545 processing Methods 0.000 claims abstract description 28
- 230000006866 deterioration Effects 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 12
- 230000008602 contraction Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 12
- 230000005012 migration Effects 0.000 abstract 1
- 238000013508 migration Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The utility model discloses an insulator degradation on -line measuring device, its horizontal migration positioning mechanism includes that the level lays the track on the shaft tower, the railcar that the setting can move on the track on the track, the one end of insulator spindle is fixed in the railcar, the other end of insulator spindle is fixed with the equipment frame, laser generator, optical electric -field sensor and photoelectric converter fix on the equipment frame, laser generator's sharp optical signal output end connects the sharp optical signal input end of optical electric -field sensor, the highlight feedback signal output of optical electric -field sensor passes through the feedback signal input that photoelectric converter connects central processing unit, the control signal input of railcar is connected to central processing unit's railcar control signal output, laser generator's control signal input is connected to central processing unit's laser generator control signal output, computer link central processing unit. The utility model discloses have higher detection efficiency and lower detection error.
Description
Technical field
This utility model relates to defeated insulator degradation technical field, is specifically related to a kind of exhausted
Edge deterioration on-line measuring device.
Technical background
The deterioration of insulator will directly affect the safe and stable operation of power system, if insulation
There is null value in son, flashover once occurs, the steel cap of zero resistance insulator may burst or de-
Open, thus occur insulator fall string and the wire of power circuit such as lands at the major accident, have
It is likely to result in the massive losses of personnel and property.Degradation to insulator is manual at present
The form of tower detection is stepped in operation, and detection error is big, and operation inconvenience is dangerous high.
Utility model content
The purpose of this utility model is for above-mentioned technical problem, it is provided that a kind of insulator deterioration
On-line measuring device, this device can carry out real-time online detection to the deterioration of insulator, have
Higher detection efficiency and relatively low detection error.
A kind of insulator deterioration on-line checking dress for realizing this purpose, designed by this utility model
Put, it is characterised in that: it includes computer, central processing unit, laser generator, level
Mobile positioning mechanism, insulating bar, optical electric field sensor and optical-electrical converter, wherein, institute
State move horizontally detent mechanism and include that level is laid on shaft tower track, arrange in orbit
And the railcar that can orbit, one end of described insulating bar is fixed in railcar,
The other end of described insulating bar is fixed with equipment frame, and described laser generator, optical electric-field pass
Sensor and optical-electrical converter are fixed on equipment frame, and the laser signal of described laser generator is defeated
Go out end and connect the laser signal input of optical electric field sensor, optical electric field sensor strong
The feedback signal that optical feedback signal outfan connects central processing unit by optical-electrical converter inputs
End, the railcar control signal outfan of described central processing unit connects the control letter of railcar
Number input, the laser generator control signal outfan of central processing unit connects laser and occurs
The control signal input of device, the control signal communication ends of described computer connects central authorities and processes
The control signal communication ends of device.
Described insulating bar is electric control telescopic insulating bar, and the insulating bar of described central processing unit stretches
Control signal outfan connects the control signal input of electric control telescopic insulating bar.
This utility model by above-mentioned design avoid operating personnel step on tower carry out detect insulator
State, solves the detection error that manual operation produces.It addition, this utility model operation letter
Just, control to move horizontally detent mechanism and electric control telescopic insulating bar by computer, thus
Accurately regulate the position of optical electric field sensor, it is achieved to insulator near zone electric field intensity
Accurately measure, and then accurately judge whether insulator to be measured occurs degradation phenomena.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the side-looking knot moving horizontally detent mechanism and insulating bar part in this utility model
Structure schematic diagram；
Fig. 3 be in this utility model solaode to laser generator, railcar and automatically controlled
The structural representation that telescopic insulation rod is powered.
Wherein, 1 computer, 2 wireless communication modules, 3 central processing units, 4 swash
Optical generator, 5 move horizontally detent mechanism, 5.1 tracks, 5.2 railcars, 6 exhausted
Edge bar, 7 optical electric field sensors, 8 optical-electrical converters, 9 equipment frames, 10 sun
Can battery.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figures 1 to 3 a kind of insulator deterioration on-line measuring device, it include computer 1,
Central processing unit 3, laser generator 4, move horizontally detent mechanism 5, insulating bar 6, light
Learn electric-field sensor 7 and optical-electrical converter 8, wherein, described in move horizontally detent mechanism 5 and wrap
Track 5.1 that the level of including is laid on shaft tower, it is arranged on track 5.1 and can be at track 5.1
The railcar 5.2 of upper operation, one end of described insulating bar 6 is fixed in railcar 5.2, institute
The other end stating insulating bar 6 is fixed with equipment frame 9, described laser generator 4, optical electric-field
Sensor 7 and optical-electrical converter 8 are fixed on equipment frame 9, described laser generator 4
Laser signal outfan connects the laser signal input of optical electric field sensor 7 by optical fiber,
During the high light feedback signal output of optical electric field sensor 7 is connected by optical-electrical converter 8
Feedback signal input terminal (the high light feedback signal of optical electric field sensor 7 of central processor 3
It is connected by optical fiber between outfan and the input of optical-electrical converter 8), described central authorities process
The railcar control signal outfan of device 3 connects the control signal input of railcar 5.2, in
The laser generator control signal outfan of central processor 3 connects the control of laser generator 4
Signal input part, the control signal communication ends of described computer 1 connects central processing unit 3
Control signal communication ends.
In technique scheme, described insulating bar 6 is electric control telescopic insulating bar, described central authorities
The insulating bar extension and contraction control signal output part of processor 3 connects the control of electric control telescopic insulating bar
Signal input part processed.Optical electric field sensor 7 can be along with electric control telescopic insulating bar and track
The position adjustments of car 5.2 and measure the electric field intensity of various location.
In technique scheme, it also includes wireless communication module 2, the control of described computer 1
The control signal that signal communication ends processed connects central processing unit 3 by wireless communication module 2 is led to
Letter end.Wireless communication module 2 achieves the long distance wireless of computer 1 and central processing unit 3
Communication so that fortune inspection personnel can complete associative operation on ground.
In technique scheme, described laser generator 4, railcar 5.2 and electric control telescopic
Insulating bar is powered by solaode 10, uses solaode 10 can realize detection
The long-term on-line operation of device.Remaining electricity consumption of equipment amount is less, is powered by from charged pool.
In technique scheme, central processing unit 3 and solaode 10 pass through device case
Being fixed on shaft tower, computer 1 is arranged in the detection operating room on ground.
A kind of utilize above-mentioned insulator deterioration on-line measuring device carry out insulator on-line detection
Method, it comprises the steps:
Step 1: operator are by railcar 5.2 and the optics of electric control telescopic insulating bar bottom
Electric-field sensor 7 is all adjusted to co-ordinate zero point position, and then operator are according to insulation to be measured
Positional information input level mobile positioning mechanism 5 coordinates of targets and the light on computer 1 of son
Learning electric-field sensor coordinates of targets, described computer 1 generates level according to above-mentioned coordinates of targets
Mobile positioning mechanism 5 control signal and electric control telescopic insulating bar control signal；
Step 2: described computer 1 moves horizontally detent mechanism 5 control signal and electricity by above-mentioned
Control telescopic insulation rod control signal is sent to central processing unit 3；
Step 3: central processing unit 3 according to above-mentioned move horizontally detent mechanism 5 control signal and
Electric control telescopic insulating bar control signal controls railcar 5.2 and electric control telescopic insulating bar fortune
Dynamic, make the optical electric field sensor 7 being fixed on insulating bar 6 bottom arrive predetermined monitoring position
Put；
Step 4: operator arrange laser controlling instruction, central processing unit on computer 1
3 control laser generator 4 according to the instruction of above-mentioned laser controlling sends insulator deterioration on-line checking
Exciting laser, insulator deterioration on-line checking exciting laser enters optical electric field sensor 7,
Under electric field action near insulator to be measured, laser is in the crystal of optical electric field sensor 7
Induced birefringence, the phase place of light changes, and forms the phase place with electric field intensity linear correlation
Difference, is converted to amplitude by the analyzer in optical electric field sensor 7 by phase modulated light and adjusts
Light processed, and return field intensity optical signal；
Step 5: the field intensity optical signal of return is conveyed into opto-electronic conversion by optical electric field sensor 7
Device 8, the field intensity optical signal of return is converted to the field intensity signal of telecommunication returned by optical-electrical converter 8,
The field intensity signal of telecommunication returned is transmitted to central processing unit 3, central processing unit by optical-electrical converter 8
3 obtain electric field intensity Value Data according to the field intensity signal of telecommunication returned, and this electric field intensity Value Data is
Electric field intensity value at insulator to be measured；
Step 6: repeat the above steps 1～5, it is achieved near insulator to be measured from high-pressure side to
The measurement of low-pressure end electric field intensity, central processing unit 3 by near above-mentioned insulator to be measured from height
Pressure side is transferred to computer 1 to the electric field intensity of low-pressure end, computer 1 by obtain to be measured absolutely
Near edge, the electric field intensity data from high-pressure side to low-pressure end are fitted, it is thus achieved that electric field divides
Cloth curve；
Step 7: computer 1 will obtain Electric Field Distribution curve insulator to be measured with the standard prestored
Neighbouring Electric Field Distribution curve contrasts, thus judges whether insulator to be measured occurs deterioration existing
As, above-mentioned laser insulator deterioration judgment mode has higher detection efficiency and relatively low inspection
Survey error.
In the step 1 of technique scheme, operator pass through computer 1 and central processing unit
3 control railcars 5.2 and optical electric field sensor are all adjusted to co-ordinate zero point position.
In technique scheme, the end of the co-ordinate zero point position respective carter of railcar 5.2,
The co-ordinate zero point position correspondence electricity of the optical electric field sensor 7 of electric control telescopic insulating bar bottom
The extreme position of control telescopic insulation rod retraction.
In technique scheme, after step 7 completes, operator pass through computer 1 and central authorities
Processor 3 controls railcar 5.2 and optical electric field sensor all adjusts and returns to co-ordinate zero point position
Put.
In technique scheme, the frequency of described insulator deterioration on-line checking exciting laser is
193THz, the wavelength of described insulator deterioration on-line checking exciting laser is 1.55 μm, permissible
Significantly reduce light loss in transmitting procedure and crystal, improve certainty of measurement.
The content that this specification is not described in detail belongs to existing known to professional and technical personnel in the field
There is technology.
Claims (4)
1. an insulator deterioration on-line measuring device, it is characterised in that: it includes computer
(1), central processing unit (3), laser generator (4), move horizontally detent mechanism (5),
Insulating bar (6), optical electric field sensor (7) and optical-electrical converter (8), wherein, described
Move horizontally track (5.1) that detent mechanism (5) includes that level is laid on shaft tower, arrange
Upper at track (5.1) and can in the railcar (5.2) of the upper operation of track (5.1), described absolutely
One end of edge bar (6) is fixed in railcar (5.2), another of described insulating bar (6)
End is fixed with equipment frame (9), described laser generator (4), optical electric field sensor (7)
It is fixed on equipment frame (9) with optical-electrical converter (8), described laser generator (4)
Laser signal outfan connects the laser signal input of optical electric field sensor (7), optics
The high light feedback signal output of electric-field sensor (7) is connected by optical-electrical converter (8)
The feedback signal input terminal of central processing unit (3), the track of described central processing unit (3)
Car control signal outfan connects the control signal input of railcar (5.2), and central authorities process
The laser generator control signal outfan of device (3) connects the control of laser generator (4)
Signal input part, the control signal communication ends of described computer (1) connects central processing unit (3)
Control signal communication ends.
Insulator the most according to claim 1 deterioration on-line measuring device, its feature exists
In: described insulating bar (6) is electric control telescopic insulating bar, described central processing unit (3)
Insulating bar extension and contraction control signal output part connect electric control telescopic insulating bar control signal defeated
Enter end.
Insulator the most according to claim 1 deterioration on-line measuring device, its feature exists
In: it also includes wireless communication module (2), the control signal communication of described computer (1)
Hold the control signal communication ends being connected central processing unit (3) by wireless communication module (2).
Insulator the most according to claim 2 deterioration on-line measuring device, its feature exists
In: described laser generator (4), railcar (5.2) and electric control telescopic insulating bar are by too
Sun can be powered by battery (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620176578.7U CN205484605U (en) | 2016-03-08 | 2016-03-08 | Insulator degradation on -line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620176578.7U CN205484605U (en) | 2016-03-08 | 2016-03-08 | Insulator degradation on -line measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205484605U true CN205484605U (en) | 2016-08-17 |
Family
ID=56656626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620176578.7U Active CN205484605U (en) | 2016-03-08 | 2016-03-08 | Insulator degradation on -line measuring device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748291A (en) * | 2020-12-30 | 2021-05-04 | 中国科学院长春光学精密机械与物理研究所 | Electric field situation testing system and method of high-power gas laser |
-
2016
- 2016-03-08 CN CN201620176578.7U patent/CN205484605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748291A (en) * | 2020-12-30 | 2021-05-04 | 中国科学院长春光学精密机械与物理研究所 | Electric field situation testing system and method of high-power gas laser |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |