CN102955101B - Precise positioning system for insulator faults - Google Patents
Precise positioning system for insulator faults Download PDFInfo
- Publication number
- CN102955101B CN102955101B CN201210455253.9A CN201210455253A CN102955101B CN 102955101 B CN102955101 B CN 102955101B CN 201210455253 A CN201210455253 A CN 201210455253A CN 102955101 B CN102955101 B CN 102955101B
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- Prior art keywords
- insulator
- precise positioning
- metal shell
- positioning system
- fault
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- 239000012212 insulator Substances 0.000 title claims abstract description 52
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 22
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 17
- 230000015556 catabolic process Effects 0.000 claims description 16
- 239000000725 suspension Substances 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 9
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003063 flame retardant Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 239000004020 conductor Substances 0.000 abstract 1
- 238000013024 troubleshooting Methods 0.000 abstract 1
- 238000007689 inspection Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 4
- 239000002932 luster Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Abstract
The invention discloses a precise positioning system for insulator faults, which is used in the field of transmission line fault monitoring. The system comprises a fault positioning device arranged on a pole and tower cross arm close to a measured insulator, a signal sending device, and an appointed receiving device connected with the signal sending device through wireless network, wherein an input end of the fault positioning device is electrically connected with a wiring end of the insulator, an output end of the fault positioning device is connected with an input end of the signal sending device. The precise positioning system disclosed by the invention is arranged on a conductor cross arm, when the insulator flashes over after being be struck by lightning, the fault positions of the pole and tower struck by lightning and the insulator can be precisely positioned, information is fed back to the working staff in time, the time for troubleshooting the fault positions is reduced, faults are eliminated in time, and the safe operation of an electric grid is guaranteed.
Description
Technical field
The present invention relates to a kind of malfunction monitoring field of transmission line of electricity, specifically a kind of precise positioning pick-up unit of insulator breakdown.
Background technology
Most faults of electrical equipment are insulation failure, especially ultra-high-tension power transmission line, equipment is exposed in various severe physical environment, be easy to be subject to the impact of the environmental factors such as thunderbolt, filth, windage yaw, misty rain, ice and snow and make insulation impaired, cause the generation of earth fault, because this accident has sudden, so the loss caused to society is much larger than the loss of equipment itself.
Overhead transmission line is large due to length, distributes wide, and the probability of being struck by lightning is large, and consequent accident is also many.At present to the on-line monitoring of circuit not enough, particularly to transmission line of electricity occur more lightning fault monitor and analyze time, also do not have the fault of a kind of stable and accurate proving installation to system to position.In a lot of area, the mountain area of especially many thunders, generally all will fill lightning location system, but its precision is not high, with the conversion of transmission distance, meteorological condition, has time error to reach tens kilometers even higher.Therefore be supplied to the term of reference that the localization of fault range finding of transformer station is just general, thunderbolt shaft tower and flashover phase found, still need staff ground to make an inspection tour.If do not burn in tower grounding lead-in wire junction, eliminating inspection must be carried out one by one to the insulator be arranged in term of reference on cross arm of tower, when insulator burn point burned part that is smaller or insulator is more hidden, tour personnel not easily find with telescope under shaft tower, thus miss thunderbolt shaft tower; Often expand tour scope when once making an inspection tour and can not find trouble spot, repeatedly make an inspection tour and fix a breakdown, even rod-rising tower inspection, both lost time and manpower, and easily caused security incident again.
Summary of the invention
The technical issues that need to address of the present invention are to provide a kind of after insulator is struck by lightning, and can to go out to suffer to be struck by lightning the device of shaft tower and insulator breakdown position by precise positioning.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
Insulator breakdown precise positioning system, the appointment receiving trap comprising the fault locator be arranged on close tested insulator cross arm of tower, sender unit and be connected by wireless network with sender unit, the input end of described fault locator is electrically connected with the terminals of insulator, and the output terminal of fault locator is connected with the input end of sender unit.
Further improvement of the present invention is: described fault locator is comprised and to be arranged on cross-arm and the metal shell be positioned in insulator safe distance by locator card, and described metal shell is the columnar structured of under shed; Metal shell internal fixtion arranges the electromagnet of a belt coil, and the terminals of described coil are connected with insulator terminals through metal shell.Described metal shell is by Bracket setting one movable metallic pincers, bearing pin and the support of movable metallic pincers are hinged, two clamp handles of movable metallic pincers lay respectively at the two ends of electromagnet, and two binding clips of movable metallic pincers are arranged down and supported by tension spring and are in closure state; Hang a gravitation ball by suspension ring in the jaw that movable metallic icarceration is closed, the stay cord that the suspension ring of described suspension gravitation ball are fixed on metal shell by one end is spacing.
Further improvement of the present invention is: described stay cord is a bright in luster and mark band adopting flame-retardant insulating material to make.
Further improvement of the present invention is: the lower opening of described metal shell arranges a sealed membrane prepared by hard brittle material.
Further improvement of the present invention is: the sidewall of described metal shell is provided with the window being convenient to hang gravitation ball.
Further improvement of the present invention is: described sender unit comprises signal conversion module, wireless signal transmitting module and power module, the input end of described signal conversion module connects the winding wiring of fault locator, the output terminal of signal conversion module connects the input end of wireless signal transmitting module, and the output terminal of wireless signal transmitting module is connected with appointment receiving trap by wireless network; Described power module is electrically connected with signal conversion module and wireless signal transmitting module respectively.
Further improvement of the present invention is: described power module is the solar-energy photo-voltaic cell being arranged on cross-arm day side.
Further improvement of the present invention is: the temperature measurer of temperature variation when the junction of described insulator and cross-arm is also provided with for monitoring insulator generation flashover, the signal wire of described temperature measurer is connected with the signal conversion module of sender unit.
Further improvement of the present invention is: described appointment receiving trap is designated mobile phone or the supervisory system being positioned at transformer station.
Owing to have employed technique scheme, the technical progress that the present invention obtains is:
The present invention is arranged on wire cross-arm, after there is flashover after insulator is struck by lightning, can to go out to be struck by lightning shaft tower position by precise positioning, and information is sent to tour personnel place, tour personnel is fixed a breakdown in time, ensures electric power netting safe running.
Fault locator can provide obvious mark at the scene, and tour personnel are very easy to find the particular location of fault shaft tower and insulator, shortens failture evacuation and repair time.
Mark band is bright in luster more easily plays mark action; Adopt flame-retardant insulating material, fall in the process of waving at mark band, can not the full skirt of short circuit insulator, ensure effective insulated lengths of insulator.
Metal shell sidewall arranges wicket, conveniently the gravitation ball fallen is hung up again.Metal shell under shed arranges sealed membrane, can ensure that package unit is in the state of a relative closure, the interference of external condition can not be subject to, sealed membrane adopts hard brittle material, can ensure in gravitation ball dropping process, to be subject to too large obstruction, guarantee that gravitation ball can break through sealed membrane, play mark action.
Power module provides power supply to sender unit, energy-conserving and environment-protective, and need not regularly replace power supply, is more suitable for the outdoor equipment of Long-Time Service.Add temperature measurer in systems in which, whether flashover can occur by temperature monitoring insulator simultaneously, guarantee that monitoring is more accurate.
Accompanying drawing explanation
Fig. 1 is one-piece construction block diagram of the present invention;
Fig. 2 is the structural representation of fault locator of the present invention;
The left view of Fig. 3 fault locator of the present invention.
Wherein, 1, fault locator, 11, metal shell, 12, sealed membrane, 13, electromagnet, 14, movable metallic pincers, 15, gravitation ball, 16, locator card, 17, tension spring, 18, mark band, 2, sender unit, 21, signal conversion module, 22, wireless signal transmitting module, 23, power module, 3, specify receiving trap, 4, temperature measurer.
Embodiment
Below in conjunction with embodiment, the present invention is described in further details:
Insulator breakdown precise positioning system, as shown in Figure 1, the appointment receiving trap 3 comprising fault locator 1, sender unit 2 and be connected by wireless network with sender unit 2.
Fault locator 1 is arranged on tested insulator cross arm of tower, and is positioned in insulator safe distance.The input end of fault locator 1 is electrically connected with the terminals of insulator; The output terminal of fault locator 1 is connected with the input end of sender unit 2.
The concrete structure figure of fault locator 1 as shown in Figure 2 and Figure 3, comprises metal shell 11, and metal shell 11 is arranged on cross-arm by locator card 16, and described metal shell 11 is the columnar structured of under shed; The lower opening of metal shell 11 arranges a sealed membrane 12, and sealed membrane 12 is prepared from by the hard brittle material with some strength.
Metal shell 11 internal fixtion arranges the electromagnet 13 of a belt coil, and the terminals of the coil of electromagnet 13 are connected with insulator terminals through metal shell 11.Also by Bracket setting one movable metallic pincers 14 in described metal shell 11, bearing pin and the support of movable metallic pincers 14 are hinged.Two clamp handles of movable metallic pincers 14 lay respectively at the both sides of electromagnet 13, two binding clips of movable metallic pincers 14 are arranged down, two binding clips are connected to the two ends of tension spring 17, and under the restoring force supporting role of tension spring 17, the jaw of movable metallic pincers 14 is in closure state.Hang a gravitation ball 15 by suspension ring in the jaw that movable metallic pincers 14 are closed, the suspension ring place hanging gravitation ball 15 connects a stay cord, and the other end of stay cord is fixed on metal shell 11.Described stay cord is a bright mark band 18, and mark band 18 adopts flame-retardant insulating material to be made.The sidewall of metal shell 11 also offers the window being convenient to hang gravitation ball 15.
Sender unit 2 comprises signal conversion module 21, wireless signal transmitting module 22 and power module 23.
The input end of signal conversion module 21 connects the winding wiring of the electromagnet 13 in fault locator 1, the output terminal of signal conversion module 21 connects the input end of wireless signal transmitting module 22, and the output terminal of wireless signal transmitting module 22 is connected with appointment receiving trap 3 by wireless network.Power module 23 selects solar-energy photo-voltaic cell, and solar-energy photo-voltaic cell is arranged on cross-arm day side.Described power module 23 is electrically connected with signal conversion module 21 and wireless signal transmitting module 22 respectively.
The junction of insulator and cross-arm can also arrange temperature measurer 4, and temperature measurer 4 is for monitoring temperature variation during insulator generation flashover, and the signal wire of described temperature measurer 4 is connected with the signal conversion module 21 in sender unit 2.
Receiving trap 3 is specified to be generally the mobile phone of specifying or the supervisory system being positioned at transformer station.
Specific works process of the present invention is:
When the insulator on cross-arm suffers thunderbolt that flashover occurs, circuit system is energized, coil generation current in fault locator 1, electromagnet 13 produces electromagnetic force, electromagnetic force absorption is positioned at two clamp handles of the movable metallic pincers 14 of electromagnet 13 both sides, two clamp handles are under the suction-operated of electromagnetic force, the restoring force overcoming the tension spring 17 be connected between two binding clips supports, two clamp handles are all tightened up to electromagnet 13 direction, now jaw opens, the gravitation ball 15 being suspended on jaw place by suspension ring is fallen with suspension ring simultaneously, gravitation ball 15 breaks through sealed membrane 12 vertical drop of the lower opening of metal shell 11, because the other end of suspension ring has the traction of mark band 18, gravitation ball 15 falls after certain distance and stops.
Fault locator 1 is while carrying out above-mentioned action, coil in fault locator 1 obtain electric after information passed to signal conversion module 21 in sender unit 2, signal conversion module 21 passes to wireless signal transmitting module 22 after being converted by signal, and signal is sent to appointment receiving trap 3 by wireless network by wireless signal transmitting module 22.Signal conversion module 21 and wireless signal transmitting module 22 can continuous firings by the electric energy that solar-energy photo-voltaic cell provides.
Temperature measurer 4 can be set in the junction of insulator and cross-arm in system simultaneously, temperature variation when temperature measurer 4 can gather insulator generation flashover when insulator is struck by lightning, afterwards the information collected is sent to signal conversion module 21, the signal received converts by signal conversion module 21, and is sent to appointment receiving trap 3 place by wireless signal transmitting module 22.Many-sided can guarantee the accuracy of data like this.
Staff, by specifying the information of receiving trap 3, can determine the insulator position that flashover occurs; In actual tour process, the mark band 18 in fault locator 1 is bright in luster, can the insulator position of accurate identification generation flashover, is convenient to on-the-spot investigation, fixes a breakdown in time, ensure electric power netting safe running.
Claims (8)
1. insulator breakdown precise positioning system, it is characterized in that: the appointment receiving trap (3) comprising the fault locator (1) be arranged on close tested insulator cross arm of tower, sender unit (2) and be connected by wireless network with sender unit (2), the input end of described fault locator (1) is electrically connected with the terminals of insulator, and the output terminal of fault locator (1) is connected with the input end of sender unit (2); Described fault locator (1) is comprised and to be arranged on cross-arm and the metal shell (11) be positioned in insulator safe distance by locator card (16), and what described metal shell (11) was under shed is columnar structured; Metal shell (11) internal fixtion arranges the electromagnet (13) of a belt coil, and the terminals of described coil are connected with insulator terminals through metal shell (11); Described metal shell (11) is by Bracket setting one movable metallic pincers (14), bearing pin and the support of movable metallic pincers (14) are hinged, two clamp handles of movable metallic pincers (14) lay respectively at the two ends of electromagnet (13), and two binding clips of movable metallic pincers (14) are arranged down and supported by tension spring (17) and are in closure state; Hang a gravitation ball (15) by suspension ring in the jaw that movable metallic pincers (14) is closed, the stay cord that the suspension ring of described suspension gravitation ball (15) are fixed on metal shell (11) by one end is spacing.
2. insulator breakdown precise positioning system according to claim 1, is characterized in that: described stay cord is the mark band (18) that an employing flame-retardant insulating material makes.
3. insulator breakdown precise positioning system according to claim 1, is characterized in that: the lower opening of described metal shell (11) arranges a sealed membrane prepared by hard brittle material (12).
4. insulator breakdown precise positioning system according to claim 1, is characterized in that: the sidewall of described metal shell (11) is provided with the window being convenient to hang gravitation ball (15).
5. insulator breakdown precise positioning system according to claim 1, it is characterized in that: described sender unit (2) comprises signal conversion module (21), wireless signal transmitting module (22) and power module (23), the input end of described signal conversion module (21) connects the winding wiring of fault locator (1), the output terminal of signal conversion module (21) connects the input end of wireless signal transmitting module (22), the output terminal of wireless signal transmitting module (22) is connected with appointment receiving trap (3) by wireless network, described power module (23) is electrically connected with signal conversion module (21) and wireless signal transmitting module (22) respectively.
6. insulator breakdown precise positioning system according to claim 5, is characterized in that: described power module (23) is for being arranged on the solar-energy photo-voltaic cell in cross-arm day side.
7. insulator breakdown precise positioning system according to claim 5, it is characterized in that: the temperature measurer (4) of temperature variation when the junction of described insulator and cross-arm is also provided with for monitoring insulator generation flashover, the signal wire of described temperature measurer (4) is connected with the signal conversion module (21) of sender unit.
8. insulator breakdown precise positioning system according to claim 1, is characterized in that: described appointment receiving trap (3) is designated mobile phone or the supervisory system being positioned at transformer station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210455253.9A CN102955101B (en) | 2012-11-14 | 2012-11-14 | Precise positioning system for insulator faults |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210455253.9A CN102955101B (en) | 2012-11-14 | 2012-11-14 | Precise positioning system for insulator faults |
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| Publication Number | Publication Date |
|---|---|
| CN102955101A CN102955101A (en) | 2013-03-06 |
| CN102955101B true CN102955101B (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210455253.9A Active CN102955101B (en) | 2012-11-14 | 2012-11-14 | Precise positioning system for insulator faults |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104035008B (en) * | 2014-06-14 | 2016-05-18 | 国网四川省电力公司双流县供电分公司 | A kind of electrical insulator fault detector that can be applicable to different build librarian uses |
| CN107861037A (en) * | 2017-11-20 | 2018-03-30 | 国网河南省电力公司安阳供电公司 | A kind of insulator breakdown alignment system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203025306U (en) * | 2012-11-14 | 2013-06-26 | 邯郸供电公司 | Insulator fault accurate positioning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009008448A (en) * | 2007-06-26 | 2009-01-15 | Chugoku Electric Power Co Inc:The | Ground fault point locating system |
| CN201689150U (en) * | 2010-04-02 | 2010-12-29 | 李柏松 | High-voltage power transmission insulator arc-over accurate positioning device |
| CN201765296U (en) * | 2010-06-29 | 2011-03-16 | 东北电网有限公司沈阳超高压局 | Magnetic induction insulator flashover fault indicator |
| CN202066933U (en) * | 2010-11-26 | 2011-12-07 | 上海电力带电作业技术开发有限公司 | Fault detecting and positioning device for ultrahigh voltage line |
| CN202189113U (en) * | 2011-05-06 | 2012-04-11 | 董志祥 | Railway contact net insulation monitor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203025306U (en) * | 2012-11-14 | 2013-06-26 | 邯郸供电公司 | Insulator fault accurate positioning system |
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| CN102955101A (en) | 2013-03-06 |
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Owner name: STATE GRID HEBEI ELECTRIC POWER COMPANY HANDAN POW Free format text: FORMER OWNER: HEBEI ELECTRIC POWER CORPORATION STATE ELECTRIC NET CROP. Effective date: 20131125 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HANDAN POWER SUPPLY COMPANY Effective date: 20131125 |
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Free format text: CORRECT: ADDRESS; FROM: 056002 HANDAN, HEBEI PROVINCE TO: 100031 XICHENG, BEIJING |
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Effective date of registration: 20131125 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: State Grid Hebei Electric Power Company Applicant after: Handan Power Supply Branch Company, State Grid Hebei Electric Power Company Address before: Congtai District 056002 in Hebei province Handan city in North China Street No. 48 Applicant before: Handan Power Supply Company Applicant before: Hebei Electric Power Corporation Applicant before: State Grid Corporation of China |
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