CN110010351A - A kind of extra-high voltage equalizing capacitor capacitance-resistance device - Google Patents
A kind of extra-high voltage equalizing capacitor capacitance-resistance device Download PDFInfo
- Publication number
- CN110010351A CN110010351A CN201910345938.XA CN201910345938A CN110010351A CN 110010351 A CN110010351 A CN 110010351A CN 201910345938 A CN201910345938 A CN 201910345938A CN 110010351 A CN110010351 A CN 110010351A
- Authority
- CN
- China
- Prior art keywords
- resistance device
- high voltage
- extra
- capacitance
- resistance
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 abstract description 5
- 230000005684 electric field Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000010355 oscillation Effects 0.000 abstract description 3
- 230000003534 oscillatory effect Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000004520 electroporation Methods 0.000 abstract description 2
- 230000007257 malfunction Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/32—Wound capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/38—Multiple capacitors, i.e. structural combinations of fixed capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The present invention discloses a kind of extra-high voltage equalizing capacitor capacitance-resistance device, belongs to electroporation field.The extra-high voltage equalizing capacitor capacitance-resistance device includes casing, and the resistance device, equalizing capacitance fuse and the compensation device that are sequentially connected in casing.Extra-high voltage equalizing capacitor capacitance-resistance device provided by the invention is connected in parallel on breaker fracture both ends by connecting terminal, plays pressure in oscillatory process.When fracture disconnects; the nearly all voltage in fracture both ends is applied to the equalizing capacitance fuse of the present apparatus; play even fracture electric field; accelerate arc extinguishing; and high frequency oscillation dash current can be made to decay rapidly by the resistance device; reducing the impact on equipment influences, all highly effective because impact generates malfunction to high voltage protective.The device can reduce the switching overvoltage of high tension loop generation, insulation damages caused by avoiding electrical equipment because of switching overvoltage.
Description
Technical field
The present invention relates to electroporation field, in particular to a kind of extra-high voltage equalizing capacitor capacitance-resistance device.
Background technique
In beauty, Deng developed country, vacuum switch and rc absorber carry out mating being relatively common usage mode.By
In China's power grid there are some particularity, the resistance-capacitance absorption device of past import and using the domestic capacitance-resistance suction of foreign standard production
Device is received, the actual conditions in China can not be adapted to, the unknown damage accident of reason often occurs, which results in the products at home
Development speed lag far behind vacuum switch.
Capacitor used in past capacitance-resistance device is not " protective condenser ", and practical is exactly to reequip on over-voltage protector
Once, it is used after some a secondary capacitor series connection multiple or even up to a hundred as high-voltage capacitor；Some is ZnO resistors valve
Piece and capacitor are in parallel；Some series gaps, it is multifarious, it is numerous.But no matter with what method, between capacitor pole
Power frequency withstanding voltage there was only 2.15 times of voltage rating, and pressure-resistant time only has 10S.National standard is much not achieved in this.
Summary of the invention
The purpose of the present invention is to provide a kind of extra-high voltage equalizing capacitor capacitance-resistance devices, to realize decaying high frequency shake rapidly
Dash current is swung, the effect influenced on equipment impact is reduced.
In order to solve the above technical problems, the present invention provides a kind of extra-high voltage equalizing capacitor capacitance-resistance device, comprising:
Casing；Resistance device, equalizing capacitance fuse and compensation device are equipped in described sleeve pipe；Wherein,；
The resistance device, the equalizing capacitance fuse and the compensation device are sequentially connected in described sleeve pipe.
Optionally, the uniform capacitance fuse is composed in series by resistance, and the resistance value of resistance is arranged according to actual requirement.
Optionally, the equalizing capacitance fuse uses noninductive full film winding technique, specially polypropylene film.
Optionally, described sleeve pipe both ends have been bolted to connection high pressure side end cap and low pressure side end cap respectively, wherein
The high pressure side end cap is located at described sleeve pipe close to one end of the resistance device, the lead-out wire of the resistance device and institute
The high pressure side end cap is stated to fix；
The low pressure side end cap is located at described sleeve pipe close to one end of the compensation device, the low pressure side end cap and the compensation
Device is connected.
Optionally, the compensation device includes supportting bucket and the expander in the support bucket, and the expander can produce
It is raw to shrink and expand.
Optionally, impregnating agent is filled in described sleeve pipe.
Optionally, described sleeve pipe includes composite bushing and porcelain bushing.
A kind of extra-high voltage equalizing capacitor capacitance-resistance device, including casing are provided in the present invention, and in casing successively
Connected resistance device, equalizing capacitance fuse and compensation device.Extra-high voltage equalizing capacitor capacitance-resistance device provided by the invention is logical
It crosses connecting terminal and is connected in parallel on breaker fracture both ends, play pressure in oscillatory process.When fracture disconnects, fracture both ends are almost
All voltages are applied to the equalizing capacitance fuse of the present apparatus, play even fracture electric field, accelerate arc extinguishing, and can pass through the electricity
Resistance device makes high frequency oscillation dash current decay rapidly, and reducing the impact on equipment influences, to high voltage protective because impact generates mistake
It acts all highly effective.The device can reduce the switching overvoltage of high tension loop generation, avoid electrical equipment because operating electricity
Pressure causes insulation damages.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of extra-high voltage equalizing capacitor capacitance-resistance device provided by the invention.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to a kind of extra-high voltage equalizing capacitor capacitance-resistance device work proposed by the present invention
It is further described.According to following explanation and claims, advantages and features of the invention will be become apparent from.It should be noted
It is that attached drawing is all made of very simplified form and using non-accurate ratio, only to facilitate, lucidly aid in illustrating this hair
The purpose of bright embodiment.
Embodiment one
The present invention provides a kind of extra-high voltage equalizing capacitor capacitance-resistance device, structure is as shown in Figure 1.The equal piezoelectricity of extra-high voltage
Container capacitance-resistance device includes casing 4；Resistance device 2, equalizing capacitance fuse 3 and compensation device 6 are equipped in described sleeve pipe 4；Wherein,
The resistance device 2, the equalizing capacitance fuse 3 and the compensation device 6 are sequentially connected in described sleeve pipe 4.The resistance
Device 2 is specially single resistance；Described sleeve pipe 4 includes composite bushing and porcelain bushing, and length can be changed according to actual requirement.Institute
Stating extra-high voltage equalizing capacitor capacitance-resistance device can be upright or horizontal positioned, horizontal positioned to refer to that the resistance device 2 is located at
The left side or right side of single unit system, upright placement refer to that the resistance device 2 is located at the top of single unit system；The extra-high voltage
Equalizing capacitor capacitance-resistance device cannot be inverted, i.e., the described resistance device 2 cannot be located at the bottom end of single unit system.
Specifically, the uniform capacitance fuse 3 is composed in series by resistance, wherein the resistance value of resistance is set according to actual requirement
It sets.The equalizing capacitance fuse 3 uses noninductive full film winding technique, preferably polypropylene film, has dielectric strength height, capacitor
The features such as value is stablized, dielectric loss is small, compact-sized, environmentally protective.
Further, 4 both ends of described sleeve pipe have been bolted to connection high pressure side end cap 1 and low pressure side end cap 7 respectively,
It is filled with impregnating agent 5 in described sleeve pipe 4, is not allow for air presence；Further, the high pressure side end cap 1 is located at the set
Pipe 4 is close to one end of the resistance device 2, and the lead-out wire of the resistance device 2 and the high pressure side end cap 1 are fixed, institute
It states low pressure side end cap 7 and is located at described sleeve pipe 4 close to one end of the compensation device 6, the low pressure side end cap 7 is filled with the compensation
6 are set to be connected.Specifically, the compensation device 6 includes support bucket 61 and the expander 62 in the support bucket 61, by described swollen
The volume change for the impregnating agent 5 that the contraction of swollen device 62 and expansion compensation are generated by temperature change.
Extra-high voltage equalizing capacitor capacitance-resistance device provided by the invention is connected in parallel on breaker fracture both ends by connecting terminal,
Play pressure in oscillatory process.Its middle connecting terminal uses 304 stainless steel materials, and Corrosion Protection is good.When fracture disconnects,
The nearly all voltage in fracture both ends is applied to the equalizing capacitance fuse of the present apparatus, plays even fracture electric field, accelerates arc extinguishing, and
High frequency oscillation dash current can be made to decay rapidly by the resistance device, reducing the impact on equipment influences, to high voltage protective
Because impact generation malfunction is all highly effective.The device can reduce the switching overvoltage of high tension loop generation, keep away electrical equipment
Insulation damages caused by exempting from because of switching overvoltage.
The device carried out capacitance and dielectric loss test, ac voltage withstanding, DC break down voltage, lightning impulse, switching impulse, sealing
The test such as test, shelf depreciation, test result meet technical specifications requirement.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Range.
Claims (7)
1. a kind of extra-high voltage equalizing capacitor capacitance-resistance device characterized by comprising
Casing (4)；Resistance device (2), equalizing capacitance fuse (3) and compensation device (6) are equipped in described sleeve pipe (4)；Wherein,
The resistance device (2), the equalizing capacitance fuse (3) and the compensation device (6) the successively phase in described sleeve pipe (4)
Even.
2. extra-high voltage equalizing capacitor capacitance-resistance device as described in claim 1, which is characterized in that the uniform capacitance fuse
(3) it is composed in series by resistance, the resistance value of resistance is arranged according to actual requirement.
3. extra-high voltage equalizing capacitor capacitance-resistance device as claimed in claim 2, which is characterized in that the equalizing capacitance fuse
(3) noninductive full film winding technique, specially polypropylene film are used.
4. extra-high voltage equalizing capacitor capacitance-resistance device as described in claim 1, which is characterized in that described sleeve pipe (4) both ends point
It has not been bolted to connection high pressure side end cap (1) and low pressure side end cap (7), wherein
The high pressure side end cap (1) is located at described sleeve pipe (4) close to one end of the resistance device (2), the resistance device (2)
Lead-out wire and the high pressure side end cap (1) it is fixed；
The low pressure side end cap (7) is located at described sleeve pipe (4) close to one end of the compensation device (6), the low pressure side end cap
(7) it is connected with the compensation device (6).
5. extra-high voltage equalizing capacitor capacitance-resistance device as described in claim 1, which is characterized in that compensation device (6) packet
The expander (62) for including support bucket (61) and being located in support bucket (61), the expander (62) can generate contraction and expansion.
6. extra-high voltage equalizing capacitor capacitance-resistance device as described in claim 1, which is characterized in that filling in described sleeve pipe (4)
There are impregnating agent (5).
7. extra-high voltage equalizing capacitor capacitance-resistance device as described in claim 1, which is characterized in that described sleeve pipe (4) includes multiple
Trap pipe and porcelain bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910345938.XA CN110010351A (en) | 2019-04-26 | 2019-04-26 | A kind of extra-high voltage equalizing capacitor capacitance-resistance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910345938.XA CN110010351A (en) | 2019-04-26 | 2019-04-26 | A kind of extra-high voltage equalizing capacitor capacitance-resistance device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110010351A true CN110010351A (en) | 2019-07-12 |
Family
ID=67174564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910345938.XA Pending CN110010351A (en) | 2019-04-26 | 2019-04-26 | A kind of extra-high voltage equalizing capacitor capacitance-resistance device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110010351A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110690045A (en) * | 2019-10-09 | 2020-01-14 | 周生远 | Oil-free self-healing high-voltage parallel capacitor |
| CN110767451A (en) * | 2019-10-31 | 2020-02-07 | 国网青海省电力公司电力科学研究院 | High-voltage non-corona resonant capacitor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2232621Y (en) * | 1995-06-23 | 1996-08-07 | 王一力 | High-voltage dry type self-recover type reactive compensating capacitor |
| CN201994654U (en) * | 2011-05-11 | 2011-09-28 | 陕西同远机电有限公司 | 110kV resistance-capacitance absorber |
| CN105629018A (en) * | 2015-12-25 | 2016-06-01 | 国家电网公司 | Small modularized resistance-capacitance divider |
| CN105788858A (en) * | 2016-04-19 | 2016-07-20 | 无锡市联达电器有限公司 | GIS voltage sharing capacitor |
| CN108627683A (en) * | 2017-03-23 | 2018-10-09 | 国家电网公司 | One kind ± 1100kV dividers |
-
2019
- 2019-04-26 CN CN201910345938.XA patent/CN110010351A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2232621Y (en) * | 1995-06-23 | 1996-08-07 | 王一力 | High-voltage dry type self-recover type reactive compensating capacitor |
| CN201994654U (en) * | 2011-05-11 | 2011-09-28 | 陕西同远机电有限公司 | 110kV resistance-capacitance absorber |
| CN105629018A (en) * | 2015-12-25 | 2016-06-01 | 国家电网公司 | Small modularized resistance-capacitance divider |
| CN105788858A (en) * | 2016-04-19 | 2016-07-20 | 无锡市联达电器有限公司 | GIS voltage sharing capacitor |
| CN108627683A (en) * | 2017-03-23 | 2018-10-09 | 国家电网公司 | One kind ± 1100kV dividers |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110690045A (en) * | 2019-10-09 | 2020-01-14 | 周生远 | Oil-free self-healing high-voltage parallel capacitor |
| CN110690045B (en) * | 2019-10-09 | 2021-09-03 | 广西电网有限责任公司玉林供电局 | Oil-free self-healing high-voltage parallel capacitor |
| CN110767451A (en) * | 2019-10-31 | 2020-02-07 | 国网青海省电力公司电力科学研究院 | High-voltage non-corona resonant capacitor |
| CN110767451B (en) * | 2019-10-31 | 2022-01-25 | 国网青海省电力公司电力科学研究院 | High-voltage non-corona resonant capacitor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201222073Y (en) | 10/350 Mum thunderbolt stream waveshape excitation device based on vacuum trigger switch tube | |
| CN102364655A (en) | Dynamic voltage sharing device of multi-break vacuum circuit breaker and parameter selection method for dynamic voltage sharing device | |
| CN110010351A (en) | A kind of extra-high voltage equalizing capacitor capacitance-resistance device | |
| CN116500430A (en) | Breaking branch small current breaking test loop and method of high-voltage direct current breaker | |
| CN203895978U (en) | Neutral ground protection system used for medium-voltage power grid | |
| CN203180518U (en) | Intelligent switch arc-extinguishing and overvoltage-protecting device | |
| CN206135409U (en) | Novel convenient practical arc extinction harmonic elimination and overvoltage protection three way device | |
| CN106208018B (en) | Method and device for suppressing resonance overvoltage of no-load transformer | |
| CN102290805A (en) | Electric arc grounding overvoltage limiting device applied to medium-voltage distribution system | |
| Smugała et al. | Distribution transformers protection against high frequency switching transients | |
| CN105743075B (en) | The single-phase arc grounding analogue means of power distribution network | |
| Braun et al. | Intermittent line-to-ground faults in generator stator windings and consequences on neutral grounding | |
| CN106129995A (en) | A kind of novel convenient practical arc-extinguishing harmonic-eliminating and overvoltage protection three-in-one unit | |
| CN105182019A (en) | Device and system for reducing number of fusing times of fuse protector | |
| CN105356436A (en) | Multi-functional integrated circuit protection device | |
| CN204131115U (en) | Multifunctional comprehensive circuit protection device | |
| CN211554215U (en) | Fault suppression system for common-frequency and same-phase voltage withstand test of three-phase common-cylinder GIS equipment | |
| CN205945048U (en) | Three -phase combined type over -voltage protector | |
| CN103456491A (en) | Novel parallel capacitor for restraining switching surge of vacuum circuit breaker | |
| CN203367012U (en) | Novel parallel capacitor for suppressing switching overvoltage of vacuum circuit breaker | |
| Li et al. | Research on DC component decay time constant of 1000 kV AC filter circuit breakers in UHV converter station | |
| CN201388042Y (en) | Central high-voltage switch equal-height cabinet | |
| Zhao et al. | Research on Ferroresonance of Electromagnetic Voltage Transformer in 550kV HGIS | |
| CN104764911A (en) | Ringing wave test signal generator based on electronic switches | |
| Koeppl et al. | New aspects for neutral grounding of generators considering intermittent faults |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190712 |
|
| RJ01 | Rejection of invention patent application after publication |