CN102496432A - Fiber grating implanted 110kV composite coat zinc oxide lightning arrester and its preparation method - Google Patents
Fiber grating implanted 110kV composite coat zinc oxide lightning arrester and its preparation method Download PDFInfo
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- CN102496432A CN102496432A CN2011104461516A CN201110446151A CN102496432A CN 102496432 A CN102496432 A CN 102496432A CN 2011104461516 A CN2011104461516 A CN 2011104461516A CN 201110446151 A CN201110446151 A CN 201110446151A CN 102496432 A CN102496432 A CN 102496432A
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- Prior art keywords
- zinc oxide
- fiber
- optical fiber
- bragg grating
- oxide arrester
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 239000000835 fiber Substances 0.000 title claims abstract description 62
- 239000011787 zinc oxide Substances 0.000 title claims abstract description 46
- 239000002131 composite material Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000013307 optical fiber Substances 0.000 claims abstract description 48
- 239000004593 Epoxy Substances 0.000 claims abstract description 14
- 239000007943 implant Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 8
- 239000010931 gold Substances 0.000 claims description 8
- 229910052737 gold Inorganic materials 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 238000002513 implantation Methods 0.000 claims 2
- 238000000691 measurement method Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 7
- 238000009529 body temperature measurement Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 206010034960 Photophobia Diseases 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 239000000382 optic material Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Abstract
The invention relates to a fiber grating implanted 110kV composite coat zinc oxide lightning arrester and its preparation method. In the lightning arrester, a plurality of fiber Bragg grating sensors are uniformly connected to a 700mm optical fiber in series, and the length of a tail fiber is at least keep at 1500mm. The optical fiber with a plurality of fiber Bragg grating sensors is implanted into the epoxy sleeve of the 110kV composite coat zinc oxide lightning arrester, and each fiber Bragg grating sensor is respectively wound together with a valve plate group tightly by epoxy tailless belts. The tail fiber is extended out of a low-voltage end fitting hole of the 110kV composite coat zinc oxide lightning arrester. The most visualized advantages of the lightning arrester lie in that, it can substantially save manpower and financial resources, and can accurately monitor the lightning arrester valve plates' real-time heating performance that is hard or impossible to measure by manual measurement methods, indirectly reflect the change of its electrical properties, and solve various problems brought by manual measurement methods, thus filling the domestic gap in the field.
Description
Technical field
The present invention relates to a kind of 110kV composite sheath zinc oxide arrester and preparation method who implants fiber grating.
Background technology
At present, through to zinc oxide arrester ruuning situation analysis for many years, countries in the world are consistent thinks that the intrinsic thermal characteristic of zinc oxide valve plate is to influence especially one of the key factor of superhigh pressure lightning arrester reliability service of lightning arrester.And current monitoring method for zinc oxide arrester is main still through the off-line measurement leakage current, on-line monitoring total current, and means such as infrared measurement of temperature.Therefore carry out the research of optical fiber temperature-measurement technology and device, play an important role for the running status of effective monitoring lightning arrester.
Optical fiber sensing technology be accompanied by the development of optical fiber and Fibre Optical Communication Technology and develop rapidly a kind of be that carrier, optical fiber are the novel sensing technology of medium, perception and transmission outer signals with light.Fiber Bragg grating sensor is with the functional Fibre-Optic Sensors of Bragg grating as senser; Its sensing principle is a light sensitivity of utilizing fiber optic materials; Space interference striped with ultraviolet light forms the space phase grating in fibre core, according to extraneous physical parameter the influence of reflecting Bragg grating centre wavelength is come the extraneous physical values of inverse detection.Temperature is influential to Bragg grating centre wavelength.And; The variation and the temperature of Bragg grating centre wavelength are linear; Because the insulating properties of optical fiber itself; Light signal is not subject to characteristics such as electromagnetic environment influence, and Fiber Bragg Grating FBG is implanted the variation of temperature that can monitor arrester valve piece made in the lightning arrester effectively, does not influence the application of lightning arrester in hyperbaric environment simultaneously.
Summary of the invention
The object of the invention provides a kind of 110kV composite sheath zinc oxide arrester and preparation method who implants fiber grating.Device provided by the invention zinc oxide valve plate to lightning arrester under situation about not having a power failure carries out in real time, on-line monitoring; Lightning arrester lost efficacy to the generation of accidents such as power equipment impact in the time of can preventing to be struck by lightning; Operation to electrical network provides safety guarantee, and also the quality of life for development and national economy and broad masses of the people provides safeguard.
Technical scheme of the present invention is:
Implant the 110kV composite sheath zinc oxide arrester of fiber grating; Comprise 110kV composite sheath zinc oxide arrester, fiber Bragg grating sensor, optical fiber; It is characterized in that: a plurality of fiber Bragg grating sensors evenly are serially connected on the optical fiber of 700mm; Tail optical fiber length keeps 1500mm at least; The optical fiber that will have a plurality of fiber Bragg grating sensors is implanted in the epoxy sleeve of 110kV composite sheath zinc oxide arrester; And each fiber Bragg grating sensor closely is intertwined with epoxy anury band with the valve block group of 110kV composite sheath zinc oxide arrester respectively, and tail optical fiber stretches out from the low-pressure end gold utensil hole of 110kV composite sheath zinc oxide arrester.
A plurality of fiber Bragg grating sensors of described whole optical fiber and serial connection all put high temperature resistant sleeve pipe, and it is the 1.5mm metal hose that tail optical fiber puts diameter again.If the high temperature resistant sleeve pipe that fiber Bragg grating sensor puts; This moment, fiber Bragg grating sensor closely contacted with valve block through high temperature resistant sleeve pipe; High temperature resistant sleeve pipe is the equal of the shell of fiber Bragg grating sensor; Play the effect of protection fiber Bragg grating sensor, the shell of fiber Bragg grating sensor closely contacts with valve block.
Implant the 110kV composite sheath zinc oxide arrester preparation method of fiber grating, it is characterized in that carrying out according to the following steps:
(1) according to the length requirement of the valve block group of 110kV composite sheath zinc oxide arrester, design corresponding fiber Bragg grating sensor and evenly be serially connected on the optical fiber of 700mm, and tail optical fiber length keeps 1500mm at least;
(2) a plurality of fiber Bragg grating sensors in whole optical fiber and serial connection all put high temperature resistant sleeve pipe, and it is the 1.5mm metal hose that tail optical fiber puts diameter again;
(3) sensing point with each fiber Bragg grating sensor is distributed in the valve block group of 110kV composite sheath zinc oxide arrester equably from top to bottom; And closely be intertwined with high temperature resistant sleeve pipe and the valve block group that epoxy anury band will have a fiber Bragg grating sensor, the part of tail optical fiber band metal hose is stretched out from the low-pressure end gold utensil hole of 110kV composite sheath zinc oxide arrester; The whole again 110kV composite sheath zinc oxide arrester that must implant fiber grating successively through overbaking contractile ring oxygen anury band, inner injecting glue, baking, cover full skirt process.Baking contraction epoxy anury band, inner injecting glue, baking, cover full skirt process are existing operation.
The present invention measures the temperature technology through implant fiber Bragg grating sensor at 110kV composite sheath zinc oxide arrester, and final formation can on-line monitoring arrester valve piece made temperature, for the status monitoring of realizing zinc oxide arrester provides means.The present invention directly is attached to the valve block side with fiber Bragg grating sensor; Form quasi-distributed optical fiber temperature-measurement structure along the valve block position; Directly experience the variations in temperature of each valve block, through the optical signal transmission temperature change value, whole measuring process is the passive light signal; Do not receive high-tension the influence, make real time on-line safety monitoring arrester valve piece made temperature become possibility.
Device of the present invention zinc oxide valve plate to lightning arrester under situation about not having a power failure carries out in real time, on-line monitoring; Lightning arrester lost efficacy to the generation of accidents such as power equipment impact in the time of can preventing to be struck by lightning; Operation to electrical network provides safety guarantee, and also the quality of life for development and national economy and broad masses of the people provides safeguard.This device advantage the most intuitively is to save manpower, financial resources in a large number; Can also monitor the manual measurement method accurately is difficult to or the real-time heating property of immeasurable arrester valve piece made; The variation of its electric property of reflection has solved the variety of issue that the manual measurement method is brought indirectly.Filled up the blank in domestic this field.
Description of drawings
Fig. 1 is a structural representation of the present invention.Among the figure: the 1-tail optical fiber, the 2-metal hose, 3-low-pressure end gold utensil, 4-composite sheath full skirt, 5-epoxy sleeve, 6-does not overlap metal hose optical fiber, 7-cross-over block, 8-aluminium cushion block, 9-valve block group, 10-high-pressure side gold utensil.
Embodiment
In conjunction with accompanying drawing the present invention is done further description.
As shown in Figure 1; The present invention includes 110kV composite sheath zinc oxide arrester, fiber Bragg grating sensor, optical fiber; It is characterized in that: 6 fiber Bragg grating sensors evenly are serially connected on the optical fiber of 700mm; Tail optical fiber length keeps 1500mm; The optical fiber that will have 6 fiber Bragg grating sensors is implanted in the epoxy sleeve of 110kV composite sheath zinc oxide arrester, and each fiber Bragg grating sensor closely is intertwined with epoxy anury band with the valve block group of 110kV composite sheath zinc oxide arrester respectively, and tail optical fiber stretches out from the low-pressure end gold utensil hole of 110kV composite sheath zinc oxide arrester.6 fiber Bragg grating sensors of described whole optical fiber and serial connection all put high temperature resistant sleeve pipe, and it is the 1.5mm metal hose that tail optical fiber puts diameter again.If the high temperature resistant sleeve pipe that fiber Bragg grating sensor puts; This moment, fiber Bragg grating sensor closely contacted with valve block through high temperature resistant sleeve pipe; High temperature resistant sleeve pipe is the equal of the shell of fiber Bragg grating sensor; Play the effect of protection fiber Bragg grating sensor, the shell of fiber Bragg grating sensor closely contacts with valve block.
Implant the 110kV composite sheath zinc oxide arrester preparation method of fiber grating, it is characterized in that carrying out according to the following steps:
(1) according to the length requirement of the valve block group of 110kV composite sheath zinc oxide arrester, design 6 fiber Bragg grating sensors and evenly be serially connected on the optical fiber of 700mm, and tail optical fiber length keeps 1500mm;
(2) 6 fiber Bragg grating sensors in whole optical fiber and serial connection all put high temperature resistant sleeve pipe, and it is the 1.5mm metal hose that tail optical fiber puts diameter again;
(3) sensing point with each fiber Bragg grating sensor is distributed in the valve block group of 110kV composite sheath zinc oxide arrester equably from top to bottom; And closely be intertwined with high temperature resistant sleeve pipe and the valve block group that epoxy anury band will have a fiber Bragg grating sensor, the part of tail optical fiber band metal hose is stretched out from the low-pressure end gold utensil hole of 110kV composite sheath zinc oxide arrester; The whole again 110kV composite sheath zinc oxide arrester that must implant fiber grating successively through overbaking contractile ring oxygen anury band, inner injecting glue, baking, cover full skirt process.Baking contraction epoxy anury band, inner injecting glue, baking, cover full skirt process are existing operation.
The present invention measures the temperature technology through implant fiber Bragg grating sensor at 110kV composite sheath zinc oxide arrester, and final formation can on-line monitoring arrester valve piece made temperature, for the status monitoring of realizing zinc oxide arrester provides means.The present invention directly is attached to the valve block side with fiber Bragg grating sensor; Form quasi-distributed optical fiber temperature-measurement structure along the valve block position; Directly experience the variations in temperature of each valve block, through the optical signal transmission temperature change value, whole measuring process is the passive light signal; Do not receive high-tension the influence, make real time on-line safety monitoring arrester valve piece made temperature become possibility.
Claims (3)
1. implant the 110kV composite sheath zinc oxide arrester of fiber grating; Comprise 110kV composite sheath zinc oxide arrester, fiber Bragg grating sensor, optical fiber; It is characterized in that: a plurality of fiber Bragg grating sensors evenly are serially connected on the optical fiber of 700mm; Tail optical fiber length keeps 1500mm at least; The optical fiber that will have a plurality of fiber Bragg grating sensors is implanted in the epoxy sleeve of 110kV composite sheath zinc oxide arrester; And each fiber Bragg grating sensor closely is intertwined with epoxy anury band with the valve block group of 110kV composite sheath zinc oxide arrester respectively, and tail optical fiber stretches out from the low-pressure end gold utensil hole of 110kV composite sheath zinc oxide arrester.
2. the 110kV composite sheath zinc oxide arrester of implantation fiber grating according to claim 1; It is characterized in that: a plurality of fiber Bragg grating sensors of described whole optical fiber and serial connection all put high temperature resistant sleeve pipe, and it is the 1.5mm metal hose that tail optical fiber puts diameter again.
3. the 110kV composite sheath zinc oxide arrester preparation method of implantation fiber grating according to claim 2 is characterized in that carrying out according to the following steps:
(1) according to the length requirement of the valve block group of 110kV composite sheath zinc oxide arrester, design corresponding fiber Bragg grating sensor and evenly be serially connected on the optical fiber of 700mm, and tail optical fiber length keeps 1500mm at least;
(2) a plurality of fiber Bragg grating sensors in whole optical fiber and serial connection all put high temperature resistant sleeve pipe, and it is the 1.5mm metal hose that tail optical fiber puts diameter again;
(3) sensing point with each fiber Bragg grating sensor is distributed in the valve block group of 110kV composite sheath zinc oxide arrester equably from top to bottom; And closely be intertwined with high temperature resistant sleeve pipe and the valve block group that epoxy anury band will have a fiber Bragg grating sensor, the part of tail optical fiber band metal hose is stretched out from the low-pressure end gold utensil hole of 110kV composite sheath zinc oxide arrester; The whole again 110kV composite sheath zinc oxide arrester that must implant fiber grating successively through overbaking contractile ring oxygen anury band, inner injecting glue, baking, cover full skirt process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110446151 CN102496432B (en) | 2011-12-28 | 2011-12-28 | Fiber grating implanted 110kV composite coat zinc oxide lightning arrester and its preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110446151 CN102496432B (en) | 2011-12-28 | 2011-12-28 | Fiber grating implanted 110kV composite coat zinc oxide lightning arrester and its preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102496432A true CN102496432A (en) | 2012-06-13 |
| CN102496432B CN102496432B (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110446151 Expired - Fee Related CN102496432B (en) | 2011-12-28 | 2011-12-28 | Fiber grating implanted 110kV composite coat zinc oxide lightning arrester and its preparation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112945297A (en) * | 2020-12-30 | 2021-06-11 | 广东电网有限责任公司电力科学研究院 | Temperature and humidity measuring device for lightning arrester |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1585046A (en) * | 2004-05-26 | 2005-02-23 | 宁波市科技园区永耀电力科技发展有限公司 | Composite protective cover insulator lightning arrester and producing method thereof |
| CN2842459Y (en) * | 2005-06-22 | 2006-11-29 | 天津市电力科学研究院 | Silicone-rubber optical-fiber insulator |
| CN101655397A (en) * | 2009-09-22 | 2010-02-24 | 曲娜 | Internal temperature on-line testing method of zinc oxide lightning protector with high-voltage capacitors connected in parallel |
| CN201773650U (en) * | 2009-12-14 | 2011-03-23 | 山西省电力公司晋中供电分公司 | Composite material insulator capable of immediately monitoring internal strain and temperature variation |
| CN201820536U (en) * | 2010-10-09 | 2011-05-04 | 甘肃省电力公司金昌供电公司 | Composite insulator (110 kV) with embedded optical fiber grating |
| CN201935751U (en) * | 2010-11-05 | 2011-08-17 | 云南电力试验研究院(集团)有限公司 | Optical fiber Bragg grating temperature sensor for 35kV high-voltage electrical equipment |
-
2011
- 2011-12-28 CN CN 201110446151 patent/CN102496432B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1585046A (en) * | 2004-05-26 | 2005-02-23 | 宁波市科技园区永耀电力科技发展有限公司 | Composite protective cover insulator lightning arrester and producing method thereof |
| CN2842459Y (en) * | 2005-06-22 | 2006-11-29 | 天津市电力科学研究院 | Silicone-rubber optical-fiber insulator |
| CN101655397A (en) * | 2009-09-22 | 2010-02-24 | 曲娜 | Internal temperature on-line testing method of zinc oxide lightning protector with high-voltage capacitors connected in parallel |
| CN201773650U (en) * | 2009-12-14 | 2011-03-23 | 山西省电力公司晋中供电分公司 | Composite material insulator capable of immediately monitoring internal strain and temperature variation |
| CN201820536U (en) * | 2010-10-09 | 2011-05-04 | 甘肃省电力公司金昌供电公司 | Composite insulator (110 kV) with embedded optical fiber grating |
| CN201935751U (en) * | 2010-11-05 | 2011-08-17 | 云南电力试验研究院(集团)有限公司 | Optical fiber Bragg grating temperature sensor for 35kV high-voltage electrical equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112945297A (en) * | 2020-12-30 | 2021-06-11 | 广东电网有限责任公司电力科学研究院 | Temperature and humidity measuring device for lightning arrester |
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| Publication number | Publication date |
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| CN102496432B (en) | 2013-07-03 |
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| ASS | Succession or assignment of patent right |
Owner name: WUHAN KANGPU CHANGQING SOFTWARE TECHNOLOGY CO., LT Free format text: FORMER OWNER: WUHAN KANGPU CHANGQING SOFTWARE TECHNOLOGY CO., LTD. Effective date: 20121205 Owner name: THE MAINTENANCE COMPANY OF GANSU ELECTRIC POWER CO Free format text: FORMER OWNER: GANSU ELECTRIC POWER CORPORATION TIANSHUI EHV POWER TRANSMISSION + TRANSFORMATION COMPANY Effective date: 20121205 |
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Effective date of registration: 20121205 Address after: 730050 Gansu Province, Lanzhou city Qilihe District Portland Road No. 358 Applicant after: Maintainance Company of Gansu Electric Power Corporation Applicant after: Wuhan Kangpu Changqing Software Technology Co., Ltd. Applicant after: State Grid Corporation of China Address before: The lotus Pavilion Road 741020 Gansu province Tianshui District No. 66 Applicant before: Gansu Electric Power Corporation Superhigh Voltage Power Transmission & Transformation Co., Ltd. Applicant before: Wuhan Kangpu Changqing Software Technology Co., Ltd. |
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