CN104868753B - A kind of compact closed gas isolated dc high pressure generator - Google Patents
A kind of compact closed gas isolated dc high pressure generator Download PDFInfo
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- CN104868753B CN104868753B CN201510287936.1A CN201510287936A CN104868753B CN 104868753 B CN104868753 B CN 104868753B CN 201510287936 A CN201510287936 A CN 201510287936A CN 104868753 B CN104868753 B CN 104868753B
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- supports insulative
- high pressure
- pressure generator
- insulative cylinder
- closed gas
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- 238000009413 insulation Methods 0.000 claims abstract description 37
- 230000008093 supporting effect Effects 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- 239000010703 silicon Substances 0.000 claims description 13
- 229910018503 SF6 Inorganic materials 0.000 claims description 5
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 claims description 5
- 229960000909 sulfur hexafluoride Drugs 0.000 claims description 5
- 239000012212 insulator Substances 0.000 claims description 2
- 238000001727 in vivo Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Testing Relating To Insulation (AREA)
Abstract
The present invention is a kind of compact closed gas isolated dc high pressure generator, including insulation and obturation sandwich type element, and it is installed on charging circuit, voltage-multiplying circuit and the resitstance voltage divider being electrically connected by wire in housing, medium position is provided with supports insulative cylinder in the housing, the charging circuit is fixed on one end of supports insulative cylinder, the voltage-multiplying circuit is individually fixed in the both side surface and overhead surface of supports insulative cylinder, and the resitstance voltage divider is fixed in the underlying surfaces of supports insulative cylinder side by side.High voltage direct current generator of the invention, can effectively reduce the volume and weight of high voltage direct current generator, while improve the insulating properties of equipment so that adapt to surpass, the purpose of the field test of extra-high voltage converting equipment and DC high potential test.
Description
Technical field
The present invention relates to a kind of compact closed gas isolated dc high pressure generator.
Background technology
High voltage direct current generator is used exclusively for detecting that the experiment of the resistance to DC voltage characteristic of power equipment and Leakage Current sets
It is standby, can be used to studying dielectric strength under DC high voltage of electrical equipment DC static and change of current station equipment and insulating materials,
DC power transmission line corona and ion stream and its effect, and carry out the Leakage Current experiment of alternating current-direct current equipment.However, traditional
Super, extra-high voltage high voltage direct current generator uses common open type, and DC experiment voltage is by built on stilts bus output.But this
Generating means is planted because, used as major insulation medium, bulky, split cost of transportation is higher, and existing using the poor air of insulating properties
The workload that field is installed is big, is not easy to the development of converting equipment scene insulation characterisitic experiment.
The content of the invention
It is an object of the invention to provide a kind of compact closed gas isolated dc high pressure generator, can effectively reduce straight
Flow the volume and weight of high pressure generator, while improve the insulating properties of equipment so that adapt to surpass, extra-high voltage converting equipment
The purpose of field test and DC high potential test.
To achieve these goals, the technical solution adopted by the present invention is as follows:A kind of compact closed gas insulation is straight
Stream high pressure generator, including insulation and obturation sandwich type element, and it is installed on the charging circuit, again being electrically connected by wire in housing
Volt circuit and resitstance voltage divider, it is characterised in that medium position is provided with supports insulative cylinder in the housing, the charging circuit is consolidated
Due to one end of supports insulative cylinder, the voltage-multiplying circuit is individually fixed in the both side surface and overhead surface of supports insulative cylinder, institute
State the underlying surfaces that resitstance voltage divider is fixed in supports insulative cylinder side by side.
According to above scheme, the voltage-multiplying circuit includes multiple capacitors and silicon stack, and the capacitor is located at described respectively
The both side surface of supports insulative cylinder, the silicon stack is located at the overhead surface of supports insulative cylinder.
According to above scheme, cross-brace insulation board is additionally provided with the housing, the cross-brace insulation board sets side by side
The supports insulative cylinder top is placed in, and there is interval, the silicon between the cross-brace insulation board and supports insulative cylinder
Heap is abreast fixed in the interval.
According to above scheme, be additionally provided with vertical supporting insulation board in the housing, the vertical supporting insulation board with it is described
Supports insulative cylinder is set across, and be pressed on the capacitor on supports insulative cylinder by vertical supporting insulation board.
According to above scheme, the quantity of the vertical supporting insulation board is identical with the quantity of capacitor, multiple vertical supportings
The both sides for being located at supports insulative cylinder respectively of insulation board, and positioned at the vertical supporting insulation board mistake of supports insulative cylinder both sides
Position is set.
According to above scheme, supports insulative is provided between the resitstance voltage divider and housing lower section, the support is exhausted
The resitstance voltage divider top pressure is fixed on edge the underlying surfaces of supports insulative cylinder.
According to above scheme, supports insulative has multiple, and multiple supports insulative equally spacedly set side by side
Put.
According to above scheme, the hull outside is provided with terminal box, and the terminal box is electrically connected in institute by wire
State charging circuit.
According to above scheme, sulfur hexafluoride gas are filled with the housing.
According to above scheme, offered on the housing for inflation/deflation and the opening that can open or close.
Compact closed gas isolated dc high pressure generator of the invention, by charging circuit, voltage-multiplying circuit and resistance
Divider is respectively arranged at the supports insulative cylinder surrounding in housing, voltage-multiplying circuit is formed pole structure side by side, makes full use of close
Envelope housing interior volume, while using full-closed structure, without installing grading ring in high-voltage terminal end, reducing the number of component
Amount so that the present invention significantly reduces the weight and volume of equipment while insulating properties are ensured, facilitates gas-insulated punching
Hit transport and the in-site installation of voltage generation circuit.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is electrical structure diagram of the invention.
Specific embodiment
Technical scheme is illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of compact closed gas isolated dc high pressure generator of the present invention, including insulation
Closed shell 1, and charging circuit, voltage-multiplying circuit and the resitstance voltage divider being electrically connected by wire in housing 1 are installed on,
Medium position is provided with supports insulative cylinder 2 in the housing 1, and the charging circuit is fixed on one end of supports insulative cylinder 2, described times
Volt circuit is individually fixed in the both side surface and overhead surface of supports insulative cylinder 2, and the resitstance voltage divider is fixed in support side by side
The underlying surfaces of insulating cylinder 2.Charging circuit, voltage-multiplying circuit and resitstance voltage divider are respectively arranged at the present invention support in housing
Insulating cylinder surrounding, makes voltage-multiplying circuit form pole structure side by side, sealing shell inner space is made full use of, while using totally-enclosed
Structure, without installing grading ring in high-voltage terminal end, reduces the quantity of component so that the present invention is ensureing insulating properties
The weight and volume of equipment is significantly reduced simultaneously, and the transport and scene for facilitating gas-insulated surge voltage generating means are pacified
Dress.
Specifically, the voltage-multiplying circuit includes multiple capacitors 3 and silicon stack 4, and the capacitor 3 is located at the support respectively
The both side surface of insulating cylinder 2, the silicon stack 4 is located at the overhead surface of supports insulative cylinder 2, while also being set in the housing
There is cross-brace insulation board 21, the cross-brace insulation board 21 is arranged side by side in the top of supports insulative cylinder 2, and described
There is interval between cross-brace insulation board 21 and supports insulative cylinder 2, the silicon stack 4 is abreast fixed in the interval.It is logical
The interval for crossing cross-brace insulation board and supports insulative cylinder carries out installation fixation to silicon stack, and not only preferably silicon stack can be played
Fixation, and most important can be saving installing space, reduce housing volume and weight.
In addition, be additionally provided with vertical supporting insulation board 22 in the housing, the vertical supporting insulation board 22 and the support
Insulating cylinder 2 is set across, and be pressed on the capacitor 3 on supports insulative cylinder 2 by vertical supporting insulation board 22, specifically
Ground, the quantity of the vertical supporting insulation board 22 is identical with the quantity of capacitor 3, the difference position of multiple vertical supporting insulation boards 22
In the supports insulative cylinder 2 both sides, and positioned at supports insulative cylinder 2 both sides vertical supporting insulation board 22 shift to install, can
Be fixed with to capacitor, it is to avoid capacitor because it is fixed not tightly caused by position move, cause to break down, while can also save
Installing space, reduces housing volume and weight.
Similarly, supports insulative 23, supports insulative are provided between the resitstance voltage divider and housing lower section
23 underlying surfaces that the top pressure of the resitstance voltage divider 5 is fixed on supports insulative cylinder 2, it is preferable that supports insulative has
Multiple, and multiple supports insulative is equally spacedly arranged side by side, and resitstance voltage divider is also tightly fitted fixation, while
Also installing space can be saved, housing volume and weight is reduced.
Additionally, using for convenience, the hull outside is provided with terminal box 24, and the terminal box 24 is electric by wire
The charging circuit is connected to, easily can be electrically connected high pressure generator by terminal box.
Finally, sulfur hexafluoride gas are filled with the housing, because sulfur hexafluoride gas-insulating performance is better than mineral
Oil, charging circuit uses bareing compact structure, while it is used as major insulation medium by high insulation resistance sulfur hexafluoride gas,
The requirement to insulator creep age distance is reduced, the insulation distance between high-field electrode is significantly reduced, installing space is further saved,
Reduce housing volume and weight.Accordingly, offered on the housing for inflation/deflation and the opening that can open or close, in order to
To carrying out inflation/deflation operation in housing.
Reference picture 2, is the electrical structure diagram of high pressure generator of the present invention, and charging circuit is pressure regulator L, pressure regulator L connections
Voltage-multiplying circuit, voltage-multiplying circuit includes four capacitors C1, C2, C3 and C4, and four silicon stacks D1, D2, D3 and D4, voltage-multiplying circuit
Resitstance voltage divider R is connected below.After above-mentioned electrical equipment is loaded into housing by diagram connected mode, you can be assembled into compact envelope
Enclosed gas-insulated high voltage direct current generator, using high insulating property gas as major insulation medium, shorten it is interelectrode away from
From, reduce the requirement to the component creep age distance such as electric capacity and silicon stack so that effectively reduce high voltage direct current generator volume
And weight, while improve the insulating properties of equipment, thus adapt to surpass, the field test and high direct voltage of extra-high voltage converting equipment
The purpose of experiment.
Claims (9)
1. a kind of compact closed gas isolated dc high pressure generator, including insulation and obturation sandwich type element, and it is installed on shell
Charging circuit, voltage-multiplying circuit and the resitstance voltage divider being electrically connected by wire in vivo, it is characterised in that middle part in the housing
Position is provided with supports insulative cylinder, and the charging circuit is fixed on one end of supports insulative cylinder, and the voltage-multiplying circuit is individually fixed in
The both side surface and overhead surface of supports insulative cylinder, the resitstance voltage divider are fixed in the underlying surfaces of supports insulative cylinder side by side;
The voltage-multiplying circuit includes multiple capacitors and silicon stack, and the capacitor is located at the both sides table of supports insulative cylinder respectively
Face, the silicon stack is located at the overhead surface of supports insulative cylinder.
2. compact closed gas isolated dc high pressure generator according to claim 1, it is characterised in that the shell
Cross-brace insulation board is additionally provided with vivo, and the cross-brace insulation board is arranged side by side in supports insulative cylinder top, and
There is interval between the cross-brace insulation board and supports insulative cylinder, the silicon stack is abreast fixed in the interval.
3. compact closed gas isolated dc high pressure generator according to claim 1, it is characterised in that the shell
Vertical supporting insulation board is additionally provided with vivo, and the vertical supporting insulation board is set across with supports insulative cylinder, and erects
The capacitor is pressed on supports insulative cylinder to supports insulative plate.
4. compact closed gas isolated dc high pressure generator according to claim 3, it is characterised in that described perpendicular
It is identical to the quantity of supports insulative plate and the quantity of capacitor, multiple vertical supporting insulation boards respectively be located at the supports insulative
Cylinder both sides, and positioned at supports insulative cylinder both sides vertical supporting insulation board shift to install.
5. compact closed gas isolated dc high pressure generator according to claim 1, it is characterised in that the electricity
Supports insulative is provided between resistance divider and housing lower section, supports insulative fixes the resitstance voltage divider top pressure
In the underlying surfaces of supports insulative cylinder.
6. compact closed gas isolated dc high pressure generator according to claim 5, it is characterised in that the branch
Support insulator has multiple, and multiple supports insulative are equally spacedly arranged side by side.
7. compact closed gas isolated dc high pressure generator according to claim 1, it is characterised in that the shell
External side is provided with terminal box, and the terminal box is electrically connected in the charging circuit by wire.
8. compact closed gas isolated dc high pressure generator according to claim 1, it is characterised in that the shell
It is filled with sulfur hexafluoride gas in vivo.
9. compact closed gas isolated dc high pressure generator according to claim 8, it is characterised in that the shell
Offered on body for inflation/deflation and the opening that can open or close.
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CN201510287936.1A CN104868753B (en) | 2015-05-29 | 2015-05-29 | A kind of compact closed gas isolated dc high pressure generator |
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CN201510287936.1A CN104868753B (en) | 2015-05-29 | 2015-05-29 | A kind of compact closed gas isolated dc high pressure generator |
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CN104868753A CN104868753A (en) | 2015-08-26 |
CN104868753B true CN104868753B (en) | 2017-05-31 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106253637A (en) * | 2016-08-23 | 2016-12-21 | 国网福建省电力有限公司 | A kind of high pressure totally-enclosed Technics of Power Electronic Conversion device |
CN110780254A (en) * | 2019-11-11 | 2020-02-11 | 国网江苏省电力有限公司电力科学研究院 | Double-circuit direct current high voltage pressure measurement system with shielding |
CN116699206B (en) * | 2023-07-28 | 2023-11-14 | 国网江苏省电力有限公司常州供电分公司 | Corona-resistant voltage device of high-voltage rectifying silicon stack |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3473064A (en) * | 1967-08-02 | 1969-10-14 | Nat Electrostatics Corp | High voltage accelerator and accelerating tube therefor |
JPH0992495A (en) * | 1995-09-19 | 1997-04-04 | Toshiba Corp | Gas-insulated dc high voltage generator |
CN102901917A (en) * | 2012-10-22 | 2013-01-30 | 云南电力试验研究院(集团)有限公司电力研究院 | Field generating device of steep pulses |
CN203224538U (en) * | 2013-04-19 | 2013-10-02 | 上海杰智电工科技有限公司 | Impulse voltage generator |
CN104459235A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Compact closed gas insulation impulse voltage generation device |
CN204597789U (en) * | 2015-05-29 | 2015-08-26 | 国家电网公司 | A kind of compact closed gas isolated dc high pressure generator |
-
2015
- 2015-05-29 CN CN201510287936.1A patent/CN104868753B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3473064A (en) * | 1967-08-02 | 1969-10-14 | Nat Electrostatics Corp | High voltage accelerator and accelerating tube therefor |
JPH0992495A (en) * | 1995-09-19 | 1997-04-04 | Toshiba Corp | Gas-insulated dc high voltage generator |
CN102901917A (en) * | 2012-10-22 | 2013-01-30 | 云南电力试验研究院(集团)有限公司电力研究院 | Field generating device of steep pulses |
CN203224538U (en) * | 2013-04-19 | 2013-10-02 | 上海杰智电工科技有限公司 | Impulse voltage generator |
CN104459235A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Compact closed gas insulation impulse voltage generation device |
CN204597789U (en) * | 2015-05-29 | 2015-08-26 | 国家电网公司 | A kind of compact closed gas isolated dc high pressure generator |
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