CN200983312Y - Ultra-high voltage parallel electrical resistor - Google Patents
Ultra-high voltage parallel electrical resistor Download PDFInfo
- Publication number
- CN200983312Y CN200983312Y CN 200620135907 CN200620135907U CN200983312Y CN 200983312 Y CN200983312 Y CN 200983312Y CN 200620135907 CN200620135907 CN 200620135907 CN 200620135907 U CN200620135907 U CN 200620135907U CN 200983312 Y CN200983312 Y CN 200983312Y
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- China
- Prior art keywords
- winding
- phase
- stem
- high voltage
- ultra high
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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.)
- Expired - Lifetime
Links
- 238000004804 winding Methods 0.000 claims abstract description 96
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052742 iron Inorganic materials 0.000 claims abstract description 13
- 230000003068 static effect Effects 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 4
- 235000012779 flatbread Nutrition 0.000 claims description 3
- 150000002505 iron Chemical class 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000000034 method Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Abstract
Disclosed is an extra-high voltage shunt reactor. An iron yoke which comprises an upper yoke, a lower yoke and two side yokes is provided with an I core pillar and an II core pillar. Wherein the I core pillar is cased with I windings and II core pillar is cased with II windings, and the leading-out terminal in the middle section of the I windings forms the forepart A of the reactor while the leading-out terminal in the middle section of the II windings forms the forepart B of the reactor. The upper half phase of the I windings is in series connection with the upper half phase of the II windings, and the lower half phase of the I windings is in series connection with the lower half phase of the II windings. The form of the series connection can faciliate the windings to have the resistance to impulse voltage as well as to reduce the height of the product transportation. The utility model which solves the technical matters that the background technique can not meet the requirements of transportation and reliability has convenient transportation and high reliability.
Description
Technical field
The utility model relates to a kind of shunt reactor, is specifically related to a kind of shunt reactor of voltage levels, is particularly useful for the ultra high voltage shunt reactor.
Background technology
Along with developing rapidly of power industry, more and more higher to the requirement of power transmission and transformation system voltage, the construction of China's superhigh pressure even UHV transmission net constantly develops.In order to ensure safe, stable, the high-quality operation of electrical network, need shunt reactor be installed on the transmission line of alternation current, transmission line is compensated.
Ultra high voltage shunt reactor voltage height, capacity are big, if adopt the open side type structure of conventional high-capacity reactor, small product size is generally bigger, is difficult for satisfying movement requirement, is difficult to guarantee its fail safe and reliability.At present, the ultra high voltage shunt reactor does not come out as yet in China.
Summary of the invention
The purpose of this utility model is to provide a kind of ultra high voltage shunt reactor, and it has solved, and transportation difficulty, security reliability are difficult to technical problems such as assurance in the background technology.
Technical solution of the present utility model is:
A kind of ultra high voltage shunt reactor comprises iron yoke 10, and this iron yoke 10 is made up of 2,8 and two return yokes 1 of upper and lower iron yoke, and its special character is:
Be provided with I stem stem 5 and II stem stem 9 in the described iron yoke 10.
Be set with I winding 7 on the described I stem stem 5, be set with II winding 11 on the described II stem stem 9.
On the I winding of described I winding 7 under half-phase 14 and the I winding half-phase 16 back in parallel draw from the middle part and constitute reactor head end A, on the II winding of described II winding 11 under half-phase 15 and the II winding half-phase 17 backs in parallel draw from the middle part and constitute the terminal X of reactor.
On the I winding of described I winding 7 on the II winding of half-phase 14 and II winding 11 half-phase 15 be connected in series mutually, under the I winding of described I winding 7 under the II winding of half-phase 16 and II winding 11 half-phase 17 be connected in series mutually.This serial connection form can make winding have good shock resistance voltage action characteristic, can reduce the Product transport height simultaneously.
Above-mentioned I winding 7 is good with the upper and lower end of II winding 11 so that magnetic shunt 3 to be set respectively.Magnetic shunt 3 can effectively be controlled leakage field and distribute, and prevents the local overheating phenomenon of high-capacity reactor, improves security reliability.
The upper and lower end of the upper and lower end of above-mentioned I winding 7 and II winding 11 is respectively arranged with static board 4.
Above-mentioned static board 4 can adopt an entire plate, but good to be constituted to arrangement along the width of cloth by the unit static board 12 more than two or two, is provided with back-up block 13 between each unit static board 12.
The upper and lower end edge of above-mentioned I winding 7 and the upper and lower end of II winding 11 are along being advisable so that square ring 6 to be set respectively.
To be entangled with cake formula structure entirely or to be entangled with continuous cake formula structure be good to the coil of above-mentioned I winding 7, II winding 11 to adopt.
The outlet of above-mentioned reactor head end A is to adopt the balance pipe shielding for good, and the reliability of its shielding is better.
Above-mentioned I stem stem 5 and II stem stem 9 can be formed by the iron core large flat bread closed assembly of band air gap cushion block.
The utlity model has following advantage:
1. the product integrated performance index is good, is convenient to transportation, the reliability height.The ultra high voltage reactor winding adopts the structure of two posts series connection, can reduce the Product transport height, improves reliability.
2. at the winding upper and lower end magnetic shunt is set respectively, can improves leakage field and distribute, reduce the coil eddy current loss that causes by leakage field, especially can reduce the eddy current loss in the end winding lead, effectively reduce stray loss, effectively reduce the temperature rise of hot spot of coil.
3. be provided with inside and outside oil baffle in the coil, temperature field in the may command coil distributes, and makes the coil can efficiently radiates heat, improves the reliability of reactor long-time running.
4. the aluminum pipe shielding is adopted in the head end outlet of coil, can improve electrode shape, and uniform electric field distributes, and improves reliability of products.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model unit static board.
Fig. 3 structural representation that to be the utility model I winding be connected in series mutually with the II winding.
Drawing reference numeral explanation: 1-return yoke, 2-upper yoke, 3-magnetic shunt, 4-static board, the 5-I stem stem, 6-square ring, 7-I winding, the 8-lower yoke, 9-stem stem 9,10-iron yoke, the 11-II winding, 12-unit static board, 13-back-up block, half-phase on the 14-I winding, half-phase on the 15-II winding, half-phase under the 16-I winding, half-phase under the 17-II winding, A-reactor head end, X-reactor end.
Embodiment
Referring to Fig. 1, iron yoke 10 of the present utility model is made of 2,8 and two return yokes 1 of upper and lower iron yoke, is provided with I stem stem 5 and II stem stem 9 in the iron yoke 10, and this structure magnetic circuit symmetry is safe and reliable, and cost is low.I stem stem 5 and II stem stem 9 are formed by the iron core large flat bread closed assembly of band air gap cushion block, are beneficial to heat radiation.
Be set with I winding 7 on the I stem stem 5, be set with II winding 11 on the II stem stem 9, the coil of I winding 7, II winding is entangled with the cake formula or is entangled with continuous cake formula structure with employing is good.
Referring to Fig. 3, on the I winding of I winding 7 on the II winding of half-phase 14 and II winding 11 half-phase 15 be connected in series mutually, under the I winding of I winding 7 under the II winding of half-phase 16 and II winding 11 half-phase 17 be connected in series mutually.This serial connection form can make winding have good shock resistance voltage action characteristic, can reduce the Product transport height simultaneously.On the I winding of I winding 7 under half-phase 14 and the I winding half-phase 16 back in parallel draw from the middle part and constitute reactor head end A, on the II winding of II winding 11 under half-phase 15 and the II winding half-phase 17 backs in parallel draw from the middle part and constitute the terminal X of reactor.
The upper and lower end of the upper and lower end of I winding 7 and II winding 11 can be provided with static board 4 respectively.Static board 4 can adopt an entire plate to constitute, but static board 4 is good to be constituted to arrangement along the width of cloth by the unit static board 12 more than two or two, and this structure is made, simple installation, and static board 4 is difficult for heating.Referring to Fig. 2, arrow D be depicted as the width of cloth to.Be provided with back-up block 13 between each unit static board 12.
The upper and lower end of the upper and lower end of I winding 7 and II winding 11 can effectively be controlled leakage field and distribute magnetic shunt 3 to be set for good respectively, prevents the local overheating phenomenon of high-capacity reactor, improves security reliability.
The loss of shunt reactor mainly is made up of winding loss, core loss, stray loss three parts, the control leakage field can reduce the coil eddy current loss that is caused by leakage field, especially the eddy current loss in the end winding lead effectively reduces stray loss, and is very effective to reducing total losses.Can effectively reduce the temperature rise of hot spot of coil.
The upper and lower end edge of I winding 7 and the upper and lower end of II winding 11 are along being advisable so that square ring 6 to be set respectively.The outlet of reactor head end A is to adopt the balance pipe shielding for good.Specifically can adopt the shielding aluminum pipe.
Claims (8)
1. a ultra high voltage shunt reactor comprises iron yoke (10), and this iron yoke (10) is made of upper and lower iron yoke (2,8) and two return yokes (1), it is characterized in that:
Be provided with I stem stem (5) and II stem stem (9) in the described iron yoke (10),
Be set with I winding (7) on the described I stem stem (5), be set with II winding (11) on the described II stem stem (9),
Half-phase (16) the back formation reactor head end A that draws from the middle part in parallel under half-phase (14) and the I winding on the I winding of described I winding (7), half-phase (17) the back terminal X of formation reactor that draws from the middle part in parallel under half-phase (15) and the II winding on the II winding of described II winding (11)
On the I winding of described I winding (7) on the II winding of half-phase (14) and II winding (11) half-phase (15) be connected in series mutually, under the I winding of described I winding (7) under the II winding of half-phase (16) and II winding (11) half-phase (17) be connected in series mutually.
2. ultra high voltage shunt reactor according to claim 1 is characterized in that: described I winding (7) is respectively arranged with magnetic shunt (3) with the upper and lower end of II winding (11).
3. ultra high voltage shunt reactor according to claim 1 and 2 is characterized in that: the upper and lower end of the upper and lower end of described I winding (7) and II winding (11) is respectively arranged with static board (4).
4. ultra high voltage shunt reactor according to claim 3, it is characterized in that: described static board (4) is an entire plate, or described static board (4) by the unit static board (12) more than two or two along the width of cloth to arrange constituting, be provided with back-up block (13) between each unit static board (12).
5. ultra high voltage shunt reactor according to claim 3 is characterized in that: the upper and lower end edge of described I winding (7) and the upper and lower end of II winding (11) are along being respectively arranged with square ring (6).
6. ultra high voltage shunt reactor according to claim 5 is characterized in that: the coil of described I winding (7) and II winding (11) is for being entangled with cake formula structure entirely or being entangled with continuous cake formula structure.
7. ultra high voltage shunt reactor according to claim 6 is characterized in that: the balance pipe shielding is adopted in the outlet of described reactor head end A.
8. ultra high voltage shunt reactor according to claim 7 is characterized in that: described I stem stem (5) and II stem stem (9) form by the iron core large flat bread closed assembly of band air gap cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620135907 CN200983312Y (en) | 2006-09-30 | 2006-09-30 | Ultra-high voltage parallel electrical resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620135907 CN200983312Y (en) | 2006-09-30 | 2006-09-30 | Ultra-high voltage parallel electrical resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200983312Y true CN200983312Y (en) | 2007-11-28 |
Family
ID=38910463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620135907 Expired - Lifetime CN200983312Y (en) | 2006-09-30 | 2006-09-30 | Ultra-high voltage parallel electrical resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200983312Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101859634A (en) * | 2009-04-09 | 2010-10-13 | 浙江广天变压器有限公司 | High-voltage coil of medium-high frequency static dust-removing dry type transformer |
| CN103489567A (en) * | 2013-09-13 | 2014-01-01 | 华为技术有限公司 | Common mode inductor |
| CN105405616A (en) * | 2015-12-02 | 2016-03-16 | 山东电力设备有限公司 | Soft band compaction apparatus for 1,000kV electric reactor |
-
2006
- 2006-09-30 CN CN 200620135907 patent/CN200983312Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101859634A (en) * | 2009-04-09 | 2010-10-13 | 浙江广天变压器有限公司 | High-voltage coil of medium-high frequency static dust-removing dry type transformer |
| CN103489567A (en) * | 2013-09-13 | 2014-01-01 | 华为技术有限公司 | Common mode inductor |
| CN103489567B (en) * | 2013-09-13 | 2017-06-06 | 华为技术有限公司 | Common mode inductance |
| CN105405616A (en) * | 2015-12-02 | 2016-03-16 | 山东电力设备有限公司 | Soft band compaction apparatus for 1,000kV electric reactor |
| CN105405616B (en) * | 2015-12-02 | 2017-12-22 | 山东电力设备有限公司 | A kind of 1000kV reactors soft ribbons force device to submit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100122 Address after: No. 485, Daqing Road, Shaanxi, Xi'an Province, China: 710077 Co-patentee after: State Grid Corporation of China Patentee after: Xi'an Xidian Transformer Co., Ltd. Address before: No. 485, Daqing Road, Shaanxi, Xi'an Province, China: 710077 Patentee before: Xi'an XD Transformer Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20071128 |
|
| EXPY | Termination of patent right or utility model |