CN102891492A - Cordwood power capacitor - Google Patents
Cordwood power capacitor Download PDFInfo
- Publication number
- CN102891492A CN102891492A CN2012103959957A CN201210395995A CN102891492A CN 102891492 A CN102891492 A CN 102891492A CN 2012103959957 A CN2012103959957 A CN 2012103959957A CN 201210395995 A CN201210395995 A CN 201210395995A CN 102891492 A CN102891492 A CN 102891492A
- Authority
- CN
- China
- Prior art keywords
- power capacitor
- type power
- system type
- cordwood system
- cordwood
- Prior art date
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 76
- 239000011438 cord wood Substances 0.000 title claims abstract description 57
- 239000012212 insulator Substances 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052737 gold Inorganic materials 0.000 claims description 6
- 239000010931 gold Substances 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000009418 renovation Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention discloses a cordwood power capacitor, comprising three and more than three cordwood power capacitor modules; the cordwood power capacitor modules are connected and assembled by a bolt to form a capacitor bank; the cordwood power capacitor modules are in bolted connection with post insulators; sleeve tubes are arranged on the cordwood power capacitor modules; the sleeve tubes are wire inlet and outlet terminals of the cordwood power capacitor modules; and the cordwood power capacitor modules and the capacitor bank realize electrical connection through a bus bar. The cordwood power capacitor has the advantages of simplicity in installation and maintenance, low noise, convenience in capacity extension and renovation as well as long service life.
Description
Technical field
The invention belongs to the capacitor equipment technical field, relate to a kind of cordwood system type power capacitor.
Background technology
Existing aggregation type and power capacitor in bulk have following shortcoming: safeguard and reprocess relatively difficulty, the aggregation type product breaks down just to need to stop putting into operation and must whole returns the repair in shop reason, drops into a large amount of manpower and materials and has influence on user's use; Though complete sets of products in bulk can be replaced the damage product on the spot, because the various heating of its assembling complex joint also brings inconvenience to the user; Capacity between the capacitor is fixed, and inconvenient user's extending capacity reformation capacity is for hyperphoric package unit is wanted in the adjustment that compensates sometimes; The fuse internal calorific power is large, and medium causes burn-in effects product useful life easily; The chance that occurs the weak spot coincidence on the film of existing power capacitor is larger, the pot life of having reduced product.
Summary of the invention
The purpose of this invention is to provide a kind of use in high-voltage fence cordwood system type 35kV and the power capacitor of above voltage, adopt the form of shunt capacitor, installation and maintenance, maintenance are simple, low noise makes things convenient for the extending capacity reformation capacity, long service life.
The technical solution adopted in the present invention is, a kind of cordwood system type power capacitor, comprise the cordwood system type power capacitor module more than 3 and 3, be bolted the synthetic capacitor group of assembled group between the cordwood system type power capacitor module, cordwood system type power capacitor module bolt is connected with post insulator, be provided with sleeve pipe on the cordwood system type power capacitor module, sleeve pipe is the line terminal of cordwood system type power capacitor module, realize electrical connection by busbar between the cordwood system type power capacitor module and between the capacitor group, whole capacitor assembling is put on sole plate.
Feature of the present invention also is,
Cordwood system type power capacitor module top and bottom respectively has 4 connection holes, by the bolt that is arranged on installing hole many cordwood system type power capacitor modules are connected, the gold utensil that busbar is installed is equipped with on sleeve pipe and post insulator top, and busbar clamps by gold utensil and finishes electrical connection.
The case shell inside of cordwood system type power capacitor module is comprised of fuse and the insulating oil that is full of the case shell, and the case shell adopts Q235-A δ 5 steel plates, Q235-A δ 12 steel plates, radiatinig corrugated plate, 35kV sleeve pipe and shaped steel is hermetically sealed is welded, and is provided with ground connection on the case shell.
Fuse by a plurality of little fuses all around the S type be connected in series and form, each little core surface adopts trilamellar membrane to coat, face mutually, be connected in series by brace between relative two little fuses, barrier liner places between the little fuse and brace of tandem compound, the fuse left and right sides arranges the side clamping plate, in the middle of the fuse middle clamp plate is set, the two ends of fuse are provided with bracing frame, and the fuse outside is provided with outer encapsulating.
The invention has the beneficial effects as follows that this device is formed by string and composition of relations by the separate unit cordwood system type power capacitor module more than three or three, each substation capacity requires different, connects by certain series and parallel relation and adjusts condenser capacity.Can realize electrical connection by busbar between the separate unit cordwood system type power capacitor module and between the capacitor group.Separate unit cordwood system type power capacitor module without fuse-wires structure, reduces the fuse inner heat by hermetically sealed product; Utilize large element to reduce the probability of element quality dispersion and the randomness of operation; Internal element is not with iron-clad, the remaining middle clamp plate of side clamping plate adopts waveform 10mm corrugated sheet made of paper, play insulation, logical oil, heat radiation, adopt trilamellar membrane to coat on the surface of little fuse, occur the chance that weak spot overlaps on the trilamellar membrane Structure Decreasing film, namely film might have the skewness defective, the structure of the trilamellar membrane stack local weak spot of film that can stagger, thereby reduced the chance that weak spot overlaps, prolonged the product pot life.Module cordwood system type stacked configuration, need not pylon and a large amount of assembly work.Reliable, can realize on-the-spot Fast Installation, also can be easily realize dilatation, convenience and high-efficiency according to the capacity requirement of compensation arrangement.The cordwood system type power capacitor is used for the reactive power of compensates electric system, and the raising power-factor of load reduces the idle conveying of circuit, improves the conveying capacity of electrical network, reduces power loss, reduces electric energy loss and improves quality of voltage and the raising utilization rate of equipment and installations.Response state net company economizes on resources, and the greening industrial environment is called, and adapts to the modern power network intelligent requirements.Improve power factor of electric network, improve the supply power voltage quality, reduce line loss and the filtering harmonic wave harmful to electrical network, solve and avoid the maintenance of aggregation type and bulk products and reprocess problem.It not only can realize on-the-spot Fast Installation, also can be easily realizes on-the-spot dilatation according to the capacity requirement of compensation arrangement, to reach the purpose of convenience and high-efficiency.
Description of drawings
Fig. 1 is the structural representation of cordwood system type power capacitor bank of the present invention.
Fig. 2 is the end view of Fig. 1.
Fig. 3 is the structural representation of cordwood system type power capacitor module among the present invention.
Fig. 4 is the structural representation of fuse among the present invention.
Among the figure, 1. cordwood system type power capacitor module, 2. post insulator, 3. busbar, 4. sole plate, 5. fuse, 6. case shell, 7. ground connection, 8. sleeve pipe, 9. little fuse, 11. outer encapsulatings, 12. side clamping plate, 13. braces, 14. barrier liners, 15. middle clamp plates, 16. bracing frames.
Embodiment
The structure of cordwood system type power capacitor of the present invention such as Fig. 1-shown in Figure 4, comprise the cordwood system type power capacitor module 1 more than 3 and 3, be bolted the synthetic capacitor group of assembled group between a plurality of cordwood system type power capacitor modules 1, cordwood system type power capacitor module 1 is with bolts with post insulator 2, be provided with sleeve pipe 8 on the cordwood system type power capacitor module 1, realize electrical connection by busbar 3 between the cordwood system type power capacitor module 1 and between the capacitor group.Whole capacitor group is located on the sole plate 4, can realize on-the-spot Fast Installation, and convenient capacity requirement according to compensation arrangement realizes on-the-spot dilatation.Specifically, each cordwood system type power capacitor module 1 top and bottom respectively has 4 connection holes, requires many cordwood system type power capacitor modules 1 to be stacked bolt according to total capacity and connects.Cordwood system type power capacitor module 1 is with bolts equally with post insulator 2 on the installing hole of top layer.The gold utensil that busbar is installed is equipped with on sleeve pipe 8 and post insulator 2 tops, and busbar 3 clamps by gold utensil and finishes electrical connection.
The structure of separate unit cordwood system type power capacitor module of the present invention as shown in Figure 3, case shell 6 inside of cordwood system type power capacitor module 1, be comprised of fuse 5 and the insulating oil that is full of case shell 6, case shell 6 adopts Q235-A δ 5 steel plates, Q235-A δ 12 steel plates, radiatinig corrugated plate, 35kV sleeve pipe and shaped steel is hermetically sealed is welded.Structure is tightly firmly preesed, is the unique frame mode of present capacitor product.Be provided with ground connection 7 on the case shell 6, ground connection 7 belongs to product and lands earthy bolt, directly is connected by copper bar with earth mat behind the product installation in position.Sleeve pipe 8 is line terminals of cordwood system type power capacitor module 1, directly is connected with electrical network by busbar 3.
The structure of the fuse among the present invention, as shown in Figure 4, fuse 5 by a plurality of little fuses 9 all around the S type be connected in series and form, each little fuse 9 surface adopts trilamellar membrane to coat, face mutually, be connected in series by brace 13 between two relative little fuses 9, barrier liner 14 places between the little fuse 9 of tandem compound and the brace 13 and plays reinforced insulation, fuse 5 left and right sides arrange side clamping plate 12, middle clamp plate 15 is set in the middle of the fuse 5, side clamping plate 12 and middle clamp plate 15 also work to reserve the oil clearance heat radiation except improving insulation level, it is on the left side such as Fig. 4, the little fuse of right two rows is packed into and is inserted respectively afterwards, and side clamping plate 12 insert both sides, in the middle of middle clamp plate 15 inserts.Fix and brace 13 will be connected with little fuse 9 solderings by specification requirement behind all little fuses 9 and carry out the insulation isolation with barrier liner 14.The two ends of fuse 5 are provided with bracing frame 16, and the outside of fuse 5 is provided with 11 of outer encapsulatings and seals insulating effect, and outer encapsulating 11 is arranged in the case shell 6.Global design without fuse-wires structure, reduces the fuse inner heat by hermetically sealed product; Utilize large element to reduce the probability of element quality dispersion and the randomness of operation; Internal element is not with iron-clad, adopts corrugated sheet between the insulation, is beneficial to dissipation of heat; Adopt three membrane structures to reduce and occur the chance that weak spot overlaps on the film, prolonged the product pot life.
When dilatation increased or keep in repair the exchange product, busbar 3 and the accessory of at first dismantling and being associated removed connection hole connecting bolt up and down.Cordwood system type power capacitor module 1 above the product that will need again to change is sling, and changes or increases.All capacitor module bolt connections that will stack at last put in place, and other fittings is in place and can resumes operation.Different from the capacitor group that pylon is arranged is to have the pylon product will carry out complicated pylon to remove and install work, and the cordwood system type product can be realized on-the-spot Fast Installation, shortens the time to client's influence on system operation, improves the capacitor operational percentage.
Claims (4)
1. cordwood system type power capacitor, it is characterized in that, comprise the cordwood system type power capacitor module (1) more than 3 and 3, be bolted the synthetic capacitor group of assembled group between the cordwood system type power capacitor module (1), described cordwood system type power capacitor module (1) bolt is connected with post insulator (2), be provided with sleeve pipe (8) on the described cordwood system type power capacitor module (1), described sleeve pipe (8) is the line terminal of described cordwood system type power capacitor module (1), realize electrical connection by busbar (3) between the described cordwood system type power capacitor module (1) and between the capacitor group, whole capacitor assembling is put on sole plate (4).
2. a kind of cordwood system type power capacitor according to claim 1, it is characterized in that, described cordwood system type power capacitor module (1) top and bottom respectively has 4 connection holes, by the bolt that is arranged on installing hole many cordwood system type power capacitor modules (1) are connected, the gold utensil that busbar is installed is equipped with on described sleeve pipe (8) and post insulator (2) top, and busbar (3) clamps by gold utensil and finishes electrical connection.
3. a kind of cordwood system type power capacitor according to claim 1, it is characterized in that, the case shell (6) of described cordwood system type power capacitor module (1) is inner to be comprised of fuse (5) and the insulating oil that is full of case shell (6), case shell (6) adopts Q235-A δ 5 steel plates, Q235-A δ 12 steel plates, radiatinig corrugated plate, 35kV sleeve pipe and shaped steel is hermetically sealed is welded, and is provided with ground connection (7) on the described case shell (6).
4. a kind of cordwood system type power capacitor according to claim 3, it is characterized in that, described fuse (5) by a plurality of little fuses (9) all around the S type be connected in series and form, each little fuse (9) surface adopts trilamellar membrane to coat, face mutually, be connected in series by brace (13) between relative two little fuses (9), barrier liner (14) places between the little fuse (9) and brace (13) of tandem compound, described fuse (5) left and right sides arranges side clamping plate (12), middle clamp plate (15) is set in the middle of the described fuse (5), the two ends of described fuse (5) are provided with bracing frame (16), and described fuse (5) outside is provided with outer encapsulating (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210395995.7A CN102891492B (en) | 2012-10-17 | 2012-10-17 | Cordwood power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210395995.7A CN102891492B (en) | 2012-10-17 | 2012-10-17 | Cordwood power capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102891492A true CN102891492A (en) | 2013-01-23 |
| CN102891492B CN102891492B (en) | 2015-02-18 |
Family
ID=47534917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210395995.7A Active CN102891492B (en) | 2012-10-17 | 2012-10-17 | Cordwood power capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102891492B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441513A (en) * | 2013-08-14 | 2013-12-11 | 合容电气股份有限公司 | Assembling high-voltage high-capacity power capacitor |
| CN104134537A (en) * | 2014-07-29 | 2014-11-05 | 合容电气股份有限公司 | Integrated power capacitor compensation device |
| CN111509733A (en) * | 2020-04-28 | 2020-08-07 | 安徽航睿电子科技有限公司 | Modularized capacitance capacity expansion system |
| CN113162020A (en) * | 2021-04-20 | 2021-07-23 | 核工业西南物理研究院 | Current equalizing circuit structure with a large number of capacitors connected in parallel and power supply of ball-and-socket device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694960A (en) * | 2009-10-10 | 2010-04-14 | 桂林电力电容器有限责任公司 | High-voltage direct-current polar PLC capacitor |
| CN202258815U (en) * | 2011-09-22 | 2012-05-30 | 上海思源电力电容器有限公司 | Capacitor tower with novel structure |
| CN102610389A (en) * | 2011-12-20 | 2012-07-25 | 日新电机（无锡）有限公司 | Integrated capacitor bank with insulation support |
| CN202957604U (en) * | 2012-10-17 | 2013-05-29 | 陕西合容电气电容器有限公司 | Cordwood power capacitor |
-
2012
- 2012-10-17 CN CN201210395995.7A patent/CN102891492B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694960A (en) * | 2009-10-10 | 2010-04-14 | 桂林电力电容器有限责任公司 | High-voltage direct-current polar PLC capacitor |
| CN202258815U (en) * | 2011-09-22 | 2012-05-30 | 上海思源电力电容器有限公司 | Capacitor tower with novel structure |
| CN102610389A (en) * | 2011-12-20 | 2012-07-25 | 日新电机（无锡）有限公司 | Integrated capacitor bank with insulation support |
| CN202957604U (en) * | 2012-10-17 | 2013-05-29 | 陕西合容电气电容器有限公司 | Cordwood power capacitor |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441513A (en) * | 2013-08-14 | 2013-12-11 | 合容电气股份有限公司 | Assembling high-voltage high-capacity power capacitor |
| CN104134537A (en) * | 2014-07-29 | 2014-11-05 | 合容电气股份有限公司 | Integrated power capacitor compensation device |
| CN104134537B (en) * | 2014-07-29 | 2017-06-16 | 合容电气股份有限公司 | Integrated form electric power power capacitor reactive compensation installation |
| CN111509733A (en) * | 2020-04-28 | 2020-08-07 | 安徽航睿电子科技有限公司 | Modularized capacitance capacity expansion system |
| CN111509733B (en) * | 2020-04-28 | 2021-09-17 | 安徽航睿电子科技有限公司 | Modularized capacitance capacity expansion system |
| CN113162020A (en) * | 2021-04-20 | 2021-07-23 | 核工业西南物理研究院 | Current equalizing circuit structure with a large number of capacitors connected in parallel and power supply of ball-and-socket device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102891492B (en) | 2015-02-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 710200 Shaanxi city of Xi'an Province Economic and Technological Development Zone Jingwei Industrial Park Road No. 9 Applicant after: HERONG ELECTRIC Co.,Ltd. Address before: 710200 Shaanxi city of Xi'an Province Economic and Technological Development Zone Jingwei Industrial Park Road No. 9 Applicant before: Shaanxi Herong Electric Capacitor Co.,Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: SHAANXI HERONG ELECTRIC CAPACITOR CO., LTD. TO: HERONG ELECTRIC CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A building block power capacitor Effective date of registration: 20220128 Granted publication date: 20150218 Pledgee: Ankang city credit financing Company limited by guarantee Pledgor: HERONG ELECTRIC Co.,Ltd. Registration number: Y2022610000011 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230307 Granted publication date: 20150218 Pledgee: Ankang city credit financing Company limited by guarantee Pledgor: HERONG ELECTRIC Co.,Ltd. Registration number: Y2022610000011 |