CN108918941A - A kind of DC full optical fiber suspension mutual inductor - Google Patents
A kind of DC full optical fiber suspension mutual inductor Download PDFInfo
- Publication number
- CN108918941A CN108918941A CN201810842247.6A CN201810842247A CN108918941A CN 108918941 A CN108918941 A CN 108918941A CN 201810842247 A CN201810842247 A CN 201810842247A CN 108918941 A CN108918941 A CN 108918941A
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- China
- Prior art keywords
- suspension insulator
- flange
- optical fiber
- grading ring
- insulator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000725 suspension Substances 0.000 title claims abstract description 99
- 239000013307 optical fiber Substances 0.000 title claims abstract description 18
- 239000012212 insulator Substances 0.000 claims abstract description 91
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 7
- 230000009466 transformation Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- 241000233855 Orchidaceae Species 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000008141 laxative Substances 0.000 description 2
- 230000002475 laxative effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Insulators (AREA)
Abstract
The invention discloses a kind of DC full optical fibers to hang mutual inductor, including top grading ring, fitting shell, fibre-optical sensing device, upper suspension insulator, foldable connections, lower suspension insulator, pedestal and intermediate grading ring, the upper and lower side of the upper and lower part suspension insulator is respectively equipped with upper flange and lower flange, the upper and lower part suspension insulator is equipped with silicon rubber umbrella skirt, and middle part is connected by foldable connections；Fibre-optical sensing device setting is arranged by upper suspension insulator upper flange in upper suspension insulator upper end in fitting enclosure interior, fitting shell；Pedestal is arranged by lower suspension insulator lower flange in lower suspension insulator lower end, and chassis interior is equipped with secondary wiring device；Top grading ring is equipped at the top of the upper suspension insulator, the junction of upper and lower part suspension insulator is arranged in intermediate grading ring.The present invention is light-weight, structure is simple, easy for installation, and safe and reliable, energy conservation and environmental protection has very strong applicability.
Description
Technical field
The present invention relates to a kind of extra-high voltage direct-current all -fibers to hang photo-electricity mutual-inductor, belongs to extra-high voltage direct-current power transmission and transformation and sets
It is standby.
Background technique
With the continuous improvement of transmission voltage grade and increasing, the extra-high straightening of China's extra-high voltage electric transmission and transformation engineering
The demand of stream power transmission and transforming equipment also gradually increases.Traditional electromagnetic transformer is in extra-high voltage direct-current power transmission and transformation field R & D design
Difficulty can not adapt to the growth requirement of China's extra-high voltage direct-current project of transmitting and converting electricity.
Summary of the invention
It is complete the technical problem to be solved by the present invention is in view of the defects existing in the prior art, provide a kind of extra-high voltage direct-current
Optical fiber hangs mutual inductor.
In order to solve this technical problem, the present invention provides a kind of DC full optical fibers to hang mutual inductor, including top is pressed
Ring, fitting shell, fibre-optical sensing device, upper suspension insulator, foldable connections, lower suspension insulator, pedestal and in
Between grading ring, the upper and lower side of the upper suspension insulator be respectively equipped with upper suspension insulator upper flange and upper suspension insulation
Sub- lower flange, lower suspension insulator upper and lower side are respectively equipped with lower suspension insulator upper flange and lower suspension insulator laxative remedy
Orchid, the upper suspension insulator and lower suspension insulator are equipped with silicon rubber umbrella skirt, and middle part passes through foldable connections
It is connected；In fitting enclosure interior, fitting shell is arranged by upper suspension insulator upper flange for the fibre-optical sensing device setting
In upper suspension insulator upper end；Pedestal is arranged by lower suspension insulator lower flange at lower suspension insulator lower end, bottom
Seat is internal to be equipped with secondary wiring device；Top grading ring is equipped at the top of the upper suspension insulator, intermediate grading ring setting exists
The junction of upper suspension insulator and lower suspension insulator.
The fitting shell includes bottom mounting flange and element mounting bracket, and fibre-optical sensing device two sides are symmetrically mounted on
In element mounting bracket, fitting shell is connect by mounting flange with upper suspension insulator upper flange.
The silicon rubber umbrella skirt uses size umbellule structure, is made of organic silicon rubber material, and it is multiple to be embedded in optical fiber type
Close suspension insulator.
The foldable connections include connecting rod and hinged seat, and the upper suspension insulator lower flange and lower suspension are exhausted
Be fixedly mounted respectively on edge upper flange there are three hinged seat, three connecting rods respectively with upper suspension insulator lower flange and lower part
Corresponding hinged seat is hinged on suspension insulator upper flange.
The intermediate grading ring includes that the shield of hollow body and the combination of flange clip, two flange clip combined parallels are set
It sets in the inner cavity of shield；The intermediate grading ring by the combination of two flange clips respectively with upper suspension insulator laxative remedy
Orchid connects with lower suspension insulator upper flange.
The suspension insulator is not limited to two sections, can be more than two sections.
Beneficial effect：The present invention has abandoned traditional electromagnetic type principle, provides for ± 800kV extra-high voltage direct-current mutual inductor
The high current of primary side and high voltage are directly converted to faint light and are believed by a kind of completely new design using optical sensing technology
Number phase and amplitude.Its is light-weight, structure is simple, easy for installation, easy to operate, is a kind of safe and reliable, energy-saving and environment-friendly green
Color product has very strong applicability, the blank of domestic and international extra-high voltage direct-current all -fiber suspension mutual inductor has been filled up, to China spy
The development of high voltage direct current power transmission and transformation has great importance.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural profile illustration of fitting shell of the present invention；
Fig. 3 a is the structural schematic diagram of foldable connections of the present invention；
Fig. 3 b is the folded state schematic diagram of foldable connections of the present invention；
Fig. 4 a is the external structure schematic diagram of the intermediate grading ring of the present invention；
Fig. 4 b is the schematic diagram of internal structure of the intermediate grading ring of the present invention；
Fig. 5 is the structural schematic diagram of pedestal of the present invention.
In figure：1 top grading ring, 2 fitting shells, 3 fibre-optical sensing devices, 4 upper suspension insulator upper flanges, 5 tops
Suspension insulator, 6 upper suspension insulator lower flanges, 7 foldable connections, 8 lower suspension insulator upper flanges, 9 lower parts are outstanding
It hangs insulator, 10 lower suspension insulator lower flanges, 11 pedestals, 12 secondary wiring devices, 13 silicon rubber umbrella skirts, press among 14
Ring；21 mounting flanges, 22 element mounting brackets, 71 shield connecting rods, 72 hinged seats, 141 shields, the combination of 142 flange clips.
Specific embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
Fig. 1 show structural schematic diagram of the invention.
The present invention provides a kind of DC full optical fibers to hang mutual inductor, including top grading ring 1, fitting shell 2, optical fiber pass
Induction device 3, upper suspension insulator 5, foldable connections 7, lower suspension insulator 9, pedestal 11 and intermediate grading ring 14.
The upper and lower side of the upper suspension insulator 5 is respectively equipped with upper suspension insulator upper flange 4 and upper suspension is exhausted
Edge lower flange 6,9 upper and lower side of lower suspension insulator are respectively equipped with lower suspension insulator upper flange 8 and lower suspension insulation
Sub- lower flange 10, the upper suspension insulator 5 are equipped with silicon rubber umbrella skirt 13 with lower suspension insulator 9, and middle part passes through
Foldable connections 7 be connected, it can be achieved that upper and lower part suspension insulator connection, fold, facilitate the transport and lifting of product.
The fibre-optical sensing device 3 is arranged inside fitting shell 2, and fitting shell 2 passes through method on upper suspension insulator
Orchid 4 is arranged in 5 upper end of upper suspension insulator.
The pedestal 11 is arranged by lower suspension insulator lower flange 10 in 9 lower end of lower suspension insulator, pedestal 11
Inside is equipped with secondary wiring device 12 (as shown in Figure 5).
It is equipped with top grading ring 1 at the top of the upper suspension insulator 5, product dispatch from foreign news agency field distribution can be improved, improves product
Corona voltage is horizontal, improves product electric property.
The junction of upper suspension insulator 5 and lower suspension insulator 9 is arranged in the intermediate grading ring 14, improves and produces
Product dispatch from foreign news agency field distribution improves product electric property.
The silicon rubber umbrella skirt 5 uses size umbellule structure, is made of organic silicon rubber material, and it is multiple to be embedded in optical fiber type
Suspension insulator is closed, the performances such as weatherability, ageing-resistant, anti creepage trace, hydrophobicity are good, make its insulation distance and leakage distance
Reach reasonable parameter ratio, gradation for surface pollution is high, and pollution flashover, rain lightning pressure are high.
Fig. 2 show the structural profile illustration of fitting shell of the present invention.
The fitting shell 2 includes bottom mounting flange 21 and element mounting bracket 22, and 3 two sides of fibre-optical sensing device are symmetrical
It is mounted in element mounting bracket 22, fitting shell 2 is connect by mounting flange 21 with upper suspension insulator upper flange 4.
Fig. 3 a show the structural schematic diagram of foldable connections of the present invention.
The foldable connections 7 include connecting rod 71 and hinged seat 72, the upper suspension insulator lower flange 6 and lower part
Be fixedly mounted respectively on suspension insulator upper flange 8 there are three hinged seat 72, three connecting rods 71 respectively with upper suspension insulator
Corresponding hinged seat 72 is hinged on lower flange 6 and lower suspension insulator upper flange 8.
Fig. 4 a show the external structure schematic diagram of grading ring among the present invention.
Fig. 4 b show the schematic diagram of internal structure of grading ring among the present invention.
The intermediate grading ring 14 includes shield 141 and the flange clip combination 142 of hollow body, two flange clip groups
142 are closed to be arranged in parallel in the inner cavity of shield 142；The intermediate grading ring 14 passes through two 141 difference of flange clip combination
It is connect with upper suspension insulator lower flange 6 and lower suspension insulator upper flange 8.
Further：
The pedestal 11 can be with strong applicability according to 12 structure of secondary wiring device and profile arrangement.
The fitting shell 2 according to fibre-optical sensing device 3 structure and profile arrangement, it can be achieved that two sides are symmetrically pacified
Dress, multilayer installation, increase installed capacity, greatly reduce product structure size, save material, with strong applicability.
The suspension insulator is not limited to two sections, can be more than two sections.
The working principle of the invention：
The present invention is hung on DC bus, by the optical fiber sensing device 3 inside fitting shell 2 by the big electricity of primary side
Stream and high voltage are converted to the phase and amplitude of faint optical signal, are connect by the secondary wiring device 12 inside pedestal 11
Detection after line；In addition, since the product length is longer, therefore it is designed to folding suspension insulator, pass through the company of folding
Connection device realizes folding suspension insulator (as shown in Figure 3b), convenient transportation and lifting.
The present invention has abandoned traditional electromagnetic type principle, provides for ± 800kV extra-high voltage direct-current mutual inductor a kind of completely new
Design the high current of primary side and high voltage are directly converted to using optical sensing technology by the phase of faint optical signal
And amplitude.Its is light-weight, structure is simple, easy for installation, easy to operate, is a kind of safe and reliable, energy-saving and environment-friendly green product, tool
There is very strong applicability, the blank of domestic and international extra-high voltage direct-current all -fiber suspension mutual inductor has been filled up, to China's extra-high voltage direct-current
The development of power transmission and transformation has great importance.
The embodiment above of the present invention, is merely illustrative, be not it is only, it is all within the scope of the present invention or it is equivalent this
Change in the range of invention is surrounded by the present invention.
Claims (6)
1. a kind of DC full optical fiber hangs mutual inductor, it is characterised in that：Including top grading ring (1), fitting shell (2), optical fiber
Sensing device (3), upper suspension insulator (5), foldable connections (7), lower suspension insulator (9), pedestal (11) and in
Between grading ring (14), the upper and lower side of the upper suspension insulator (5) is respectively equipped with upper suspension insulator upper flange (4) and upper
Portion's suspension insulator lower flange (6), lower suspension insulator (9) upper and lower side are respectively equipped with lower suspension insulator upper flange (8)
With lower suspension insulator lower flange (10), the upper suspension insulator (5) and lower suspension insulator (9) are equipped with silicon rubber
Glue full skirt (13), middle part are connected by foldable connections (7)；The fibre-optical sensing device (3) is arranged in fitting shell (2)
Inside, fitting shell (2) are arranged by upper suspension insulator upper flange (4) in upper suspension insulator (5) upper end；Pedestal
(11) it is equipped with inside lower suspension insulator (9) lower end, pedestal (11) by lower suspension insulator lower flange (10) setting
Secondary wiring device (12)；It is equipped with top grading ring (1) at the top of the upper suspension insulator (5), intermediate grading ring (14) sets
It sets in the junction of upper suspension insulator (5) and lower suspension insulator (9).
2. DC full optical fiber according to claim 1 hangs mutual inductor, it is characterised in that：The fitting shell (2) includes
Bottom mounting flange (21) and element mounting bracket (22), fibre-optical sensing device (3) two sides are symmetrically mounted on element mounting bracket
(22) on, fitting shell (2) is connect by mounting flange (21) with upper suspension insulator upper flange (4).
3. DC full optical fiber according to claim 1 hangs mutual inductor, it is characterised in that：The silicon rubber umbrella skirt (5) is adopted
It with size umbellule structure, is made of organic silicon rubber material, is embedded in optical fiber type composite hanger insulator.
4. DC full optical fiber according to claim 1 hangs mutual inductor, it is characterised in that：The foldable connections (7)
Including connecting rod (71) and hinged seat (72), the upper suspension insulator lower flange (6) and lower suspension insulator upper flange (8)
It is upper to be fixedly mounted respectively there are three hinged seat (72), three connecting rods (71) respectively with upper suspension insulator lower flange (6) and under
Corresponding hinged seat (72) is hinged on portion's suspension insulator upper flange (8).
5. DC full optical fiber according to claim 1 hangs mutual inductor, it is characterised in that：Intermediate grading ring (14) packet
Shield (141) and the flange clip combination (142) of hollow body are included, two flange clip combinations (142) are arranged in parallel in shielding
In the inner cavity of body (142)；The intermediate grading ring (14) is insulated with upper suspension respectively by two flange clip combinations (141)
Sub- lower flange (6) and lower suspension insulator upper flange (8) connection.
6. DC full optical fiber according to claim 1-5 hangs mutual inductor, it is characterised in that：The suspension insulation
Son is not limited to two sections, can be more than two sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842247.6A CN108918941A (en) | 2018-07-27 | 2018-07-27 | A kind of DC full optical fiber suspension mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842247.6A CN108918941A (en) | 2018-07-27 | 2018-07-27 | A kind of DC full optical fiber suspension mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108918941A true CN108918941A (en) | 2018-11-30 |
Family
ID=64417527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810842247.6A Pending CN108918941A (en) | 2018-07-27 | 2018-07-27 | A kind of DC full optical fiber suspension mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108918941A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1074999A1 (en) * | 1999-08-03 | 2001-02-07 | Siemens Aktiengesellschaft | Hollow core composite insulator |
| CN102005271A (en) * | 2010-12-20 | 2011-04-06 | 东莞市高能电气股份有限公司 | Sectional extra-high-voltage composite post insulator with inner umbrella structure |
| CN201918249U (en) * | 2010-11-30 | 2011-08-03 | 平高集团有限公司 | Hollow insulating upright for digital output channel at high-pressure side of electronic type mutual inductor |
| CN202307503U (en) * | 2011-10-31 | 2012-07-04 | 许继集团有限公司 | Electronic current and voltage combined transformer with high-voltage support pillar type suspension structure |
| CN102636675A (en) * | 2012-04-28 | 2012-08-15 | 哈尔滨工业大学 | Extra-high voltage suspension type optical current transformer |
| CN103116056A (en) * | 2012-08-07 | 2013-05-22 | 中国电力科学研究院 | High-voltage direct current broadband domain corona current measurement system |
| CN103913618A (en) * | 2014-04-18 | 2014-07-09 | 山东彼岸电力科技有限公司 | Plus or minus 500 kv direct current all-fiber optical current transformer |
| CN104391156A (en) * | 2014-11-07 | 2015-03-04 | 易能乾元（北京）电力科技有限公司 | All-optical fiber current transformer integrated with isolation circuit breaker |
| CN107331478A (en) * | 2017-06-30 | 2017-11-07 | 中国西电电气股份有限公司 | A kind of high-voltage direct current transformer using foldable optical fiber composite insulator |
| CN208736919U (en) * | 2018-07-27 | 2019-04-12 | 山东彼岸电力科技有限公司 | A kind of DC full optical fiber suspension mutual inductor |
-
2018
- 2018-07-27 CN CN201810842247.6A patent/CN108918941A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1074999A1 (en) * | 1999-08-03 | 2001-02-07 | Siemens Aktiengesellschaft | Hollow core composite insulator |
| CN201918249U (en) * | 2010-11-30 | 2011-08-03 | 平高集团有限公司 | Hollow insulating upright for digital output channel at high-pressure side of electronic type mutual inductor |
| CN102005271A (en) * | 2010-12-20 | 2011-04-06 | 东莞市高能电气股份有限公司 | Sectional extra-high-voltage composite post insulator with inner umbrella structure |
| CN202307503U (en) * | 2011-10-31 | 2012-07-04 | 许继集团有限公司 | Electronic current and voltage combined transformer with high-voltage support pillar type suspension structure |
| CN102636675A (en) * | 2012-04-28 | 2012-08-15 | 哈尔滨工业大学 | Extra-high voltage suspension type optical current transformer |
| CN103116056A (en) * | 2012-08-07 | 2013-05-22 | 中国电力科学研究院 | High-voltage direct current broadband domain corona current measurement system |
| CN103913618A (en) * | 2014-04-18 | 2014-07-09 | 山东彼岸电力科技有限公司 | Plus or minus 500 kv direct current all-fiber optical current transformer |
| CN104391156A (en) * | 2014-11-07 | 2015-03-04 | 易能乾元（北京）电力科技有限公司 | All-optical fiber current transformer integrated with isolation circuit breaker |
| CN107331478A (en) * | 2017-06-30 | 2017-11-07 | 中国西电电气股份有限公司 | A kind of high-voltage direct current transformer using foldable optical fiber composite insulator |
| CN208736919U (en) * | 2018-07-27 | 2019-04-12 | 山东彼岸电力科技有限公司 | A kind of DC full optical fiber suspension mutual inductor |
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