CN201238269Y - Impulse voltage generator - Google Patents
Impulse voltage generator Download PDFInfo
- Publication number
- CN201238269Y CN201238269Y CNU2008200792744U CN200820079274U CN201238269Y CN 201238269 Y CN201238269 Y CN 201238269Y CN U2008200792744 U CNU2008200792744 U CN U2008200792744U CN 200820079274 U CN200820079274 U CN 200820079274U CN 201238269 Y CN201238269 Y CN 201238269Y
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- voltage generator
- impulse voltage
- resistance
- main
- impulse
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- Generation Of Surge Voltage And Current (AREA)
Abstract
The utility model relates to an impulse voltage generator. A first level of the impulse voltage generator comprises an integral charging high voltage transformer, two high voltage rectifying silicon stacks, two charging protection resistors, two main capacitors, a discharging ball, a wavefront resistor and a half-peak resistor. The impulse voltage generator is characterized in that the first level of the voltage generator is a dual-edge symmetric H-shaped tetrastyle square that is formed by hanging two capacitors on a rigid bracket that is formed by four flanges; the integral charging transformer is installed on a base of the voltage generator; the charging protection resistor is serially connected with the high voltage rectifying silicon stacks; the two main capacitors are symmetrically arranged at both sides of a main bracket; both ends of the discharging ball are respectively connected with the two main capacitors and are arranged inside an insulation cylinder that is arranged between the two main capacitors and the two charging protection resistors; one end of a pulse voltage amplifier is grounded, and the other end is accessed into the discharging ball through the capacitor and a voltage dividing resistor; the wavefront resistor and the half-peak resistor are grounded after being serially connected with each other inside the bracket, and the two main capacitors are respectively connected with both ends of the half-peak resistor; and each level of the impulse voltage generator is gradually connected with each other in parallel so as to form a tower-type structure.
Description
Technical field
The utility model relates to impulse voltage generator, particularly a kind ofly is applicable to indoor impulse voltage generator.
Background technology
Electric equipment in the electric power system is subjected to the influence of external environment in running, may suffer the effect of lightning voltage or switching overvoltage.These overvoltage all belong to surge voltage, all might bring harm to electric equipment.Therefore, before electric equipment comes into operation, all to check its insulation characterisitic or protective value under lightning voltage and switching overvoltage effect through impulse voltage test earlier.Impulse voltage generator is used to produce exactly simulates in test superpotential all-wave or cuts ripple.
Impulse voltage generator is mainly used in the test impulse voltage test that power equipment carries out the lightning impulse voltage all-wave, lightning impulse voltage cuts ripple, operating impulse voltage ripple, comes the insulation property of inspection machine with this.This body capacitance of general impulse voltage generator is much larger than the electric capacity of test specimen, only needs wave head, wave rear resistance with regard to adjustable required waveform.But as adopt traditional impulse voltage generator structure, it is many and cause excessive height then to install whole progression, is not easy to move, general indoor environment is difficult to satisfy its requirement.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides a kind of H type tower structure, equipment progression is few and make things convenient for the indoor impulse voltage generator that is applicable to that moves.
For achieving the above object, the utility model is taked following technical scheme: a kind of impulse voltage generator, its first order comprises integral type charging high-tension transformer, two charge protection resistance, two main capacitors, a ball discharge, a wavefront resistance and half peak resistance, and it is characterized in that: it is square that parallel plug-in two capacitors of rigid body support that the one-level of described impulse voltage generator is made of four flanges are formed bilateral symmetry formula H type four posts; The integral type charging transformer is installed on the base of described voltage generator; Charge protection resistance is connected with high-voltage rectification silicon stack; Two main capacitance symmetries be installed in the main support both sides, the ball discharge two ends are connected on respectively on two main capacitances, place in the big tube of insulation between two main capacitances and the two charge protection resistance; Pulse voltage amplifier one end ground connection, the other end inserts in the ball discharge by electric capacity and divider resistance; Ground connection after wavefront resistance and half-peak value resistance are connected in support, two main capacitances are connected on the two ends of half-peak value resistance respectively; The parallel connections step by step at different levels of described impulse voltage generator are spliced, and are combined into tower structure.
The position of described ball discharge in entire equipment is as far as possible near wavefront resistance and half-peak value resistance.
Described impulse voltage generator is equipped with electric field all presses and uses radome on the top.
Air cushion is equipped with in described impulse voltage generator bottom.
Described integral type charging high-tension transformer includes two high-voltage rectification silicon stacks and two automatic earthed switches, and earthed switch is in parallel with high-voltage rectification silicon stack automatically.
The utility model is owing to take above technical scheme, it has the following advantages: 1, the utility model is owing to adopt the structure two-sided symmetrical expression charging modes of H type, improved every grade of charging voltage, reduced equipment progression, made it to go for indoor environment thereby greatly reduce device height.2, the utility model has been accelerated charging rate owing to reduced equipment progression, and the charging uniformity is improved; Simultaneously also owing to reduced the quantity of ball discharge, make the corresponding raising of device synchronization.3, the utility model makes equipment be convenient to move, for the user brings very big facility because the air cushion mobile system has been installed.4, the utility model makes overall structure stable owing to adopt removable combination tower type structure, is convenient to device mounting and maintenance.
Description of drawings
Fig. 1 is the utility model first order electrical schematic diagram
Fig. 2 is a multistage body electrical schematic diagram of the present utility model
Embodiment
Below in conjunction with embodiment, principle of the present utility model and structure are described.
As shown in Figure 1, of the present utility modelly be applicable to that the indoor impulse voltage generator first order (includes two high-voltage rectification silicon stack D, two automatic earthed switch S by integral type charging high-tension transformer T
1And S
2, and automatic earthed switch S
1, S
2Parallel high voltage rectification silicon stack D), a pulse voltage amplifier Tr, two charge protection resistance R d
1And Rd
2, a D.C. resistance voltage divider Rm,, two main capacitor C
1And C
2, a ball discharge Sp, a wavefront resistance R _ f, two halves peak resistance Rt, a discharging gap Pf etc. partly form.Equipment the end of from and on, the integral type charging transformer T that has rectifying device is installed on the base, charge protection resistance R d
1And Rd
2Internal high pressure rectification silicon stack D connects respectively; Main capacitor C
1And C
2Symmetry be installed in main support both sides, main capacitor C
1, C
2By half-peak value resistance R t output high pressure; It is in parallel after half-peak value resistance R t connects with discharging gap Pf with second half peak resistance Rt; Main capacitor C
1With charge protection resistance R d
1Mid point meets ball discharge Sp one end, main capacitor C
2With charge protection resistance R d
2Mid point connects the ball discharge Sp other end; Ball discharge Sp places main capacitor C
1And C
2, charge protection resistance R d
1And Rd
2Between the big tube of insulation in, the position in entire equipment near wavefront resistance R _ f and half-peak value resistance R t, so can make the inductance of discharge loop significantly reduce as far as possible; Pulse voltage amplifier Tr one end ground connection, the other end inserts among the ball discharge Sp by electric capacity and divider resistance; Rf ground connection after wavefront resistance R _ f and half-peak value resistance R t connect in support, and main capacitor C
1And C
2Connect the two ends of half-peak value resistance R t respectively; Two D.C. resistance voltage divider Rm are respectively with charge protection resistance R d
1And Rd
2In parallel; Through Rm voltage after partial signal+U and-U exports control desk to.
As shown in Figure 2, provided by the utility modelly be applicable to that indoor impulse voltage generator adopts multistage H type tower structure.Every grade of parallel plug-in two capacitors of rigid body support that constitute by four flanges wherein, it is square to constitute bilateral symmetry formula H type four posts, and the parallel connections of splicing step by step at different levels afterwards are combined into one the tower structure of formula.
Operation principle of the present utility model is: integral type charging high-tension transformer T is by internal high pressure rectification silicon stack D output voltage, through the protective resistance Rd at two ends
1And Rd
2After simultaneously to primary tank C
1And C
2Carry out the charging of positive and negative symmetry.Ball discharge Sp is used to consume the excess energy of input capacitor.Capacitors at different levels stack in parallel step by step, charged in parallel before this, discharged in series forms pulse high-voltage output afterwards.By wavefront resistance R _ f at different levels and half-peak value resistance R t the adjustment of wave head and wave rear is reached various waveform requirements.The utility model adopts the charging modes of every grade of 300KV of bilateral symmetry, and indoor at home impact is a first Application.Because this equipment has improved the level charging voltage, the equipment progression of making is reduced to 20 grades, and key effect is played in this optimization to the complete equipment overall performance.
The utility model also is equipped with electric field all presses and uses radome, device bottom that 6 air cushions are housed on the top, so that it is moved.
Claims (7)
1, a kind of impulse voltage generator, its first order comprises integral type charging high-tension transformer, two charge protection resistance, two main capacitors, a ball discharge, a wavefront resistance and half peak resistance, and it is characterized in that: it is square that parallel plug-in two capacitors of rigid body support that the one-level of described impulse voltage generator is made of four flanges are formed bilateral symmetry formula H type four posts; The integral type charging transformer is installed on the base of described voltage generator; Charge protection resistance is connected with high-voltage rectification silicon stack; Two main capacitance symmetries be installed in the main support both sides, the ball discharge two ends are connected on respectively on two main capacitances, place in the big tube of insulation between two main capacitances and the two charge protection resistance; Pulse voltage amplifier one end ground connection, the other end inserts in the ball discharge by electric capacity and divider resistance; Ground connection after wavefront resistance and half-peak value resistance are connected in support, two main capacitances are connected on the two ends of half-peak value resistance respectively; The parallel connections step by step at different levels of described impulse voltage generator are spliced, and are combined into tower structure.
2, the described a kind of impulse voltage generator of claim 1 is characterized in that: the position of described ball discharge in entire equipment is as far as possible near wavefront resistance and half-peak value resistance.
3, a kind of impulse voltage generator as claimed in claim 1 is characterized in that: described impulse voltage generator is equipped with electric field all presses and uses radome on the top.
4, a kind of impulse voltage generator as claimed in claim 2 is characterized in that: described impulse voltage generator is equipped with electric field all presses and uses radome on the top.
5, as claim 1 or 2 or 3 or 4 described a kind of impulse voltage generators, it is characterized in that: air cushion is equipped with in described impulse voltage generator bottom.
6, as claim 1 or 2 or 3 or 4 described a kind of impulse voltage generators, it is characterized in that: described integral type charging high-tension transformer includes two high-voltage rectification silicon stacks and two automatic earthed switches, and earthed switch is in parallel with high-voltage rectification silicon stack automatically.
7, a kind of impulse voltage generator as claimed in claim 5 is characterized in that: described integral type charging high-tension transformer includes two high-voltage rectification silicon stacks and two automatic earthed switches, and earthed switch is in parallel with high-voltage rectification silicon stack automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200792744U CN201238269Y (en) | 2008-03-10 | 2008-03-10 | Impulse voltage generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200792744U CN201238269Y (en) | 2008-03-10 | 2008-03-10 | Impulse voltage generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201238269Y true CN201238269Y (en) | 2009-05-13 |
Family
ID=40651002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200792744U Expired - Lifetime CN201238269Y (en) | 2008-03-10 | 2008-03-10 | Impulse voltage generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201238269Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988933A (en) * | 2010-10-29 | 2011-03-23 | 国网电力科学研究院 | High-voltage high-capacity impulse voltage generator |
| CN102185515A (en) * | 2011-01-14 | 2011-09-14 | 西北核技术研究所 | Marx generator |
| CN102419411A (en) * | 2011-09-08 | 2012-04-18 | 国网电力科学研究院 | Combined test device and method of two impulse voltage generators |
| CN102868314A (en) * | 2012-07-27 | 2013-01-09 | 苏州泰思特电子科技有限公司 | Multi-waveform impact current generator |
| CN103308736A (en) * | 2013-07-03 | 2013-09-18 | 国家电网公司 | Small-size integrated steep pulse generating device |
| CN105137136A (en) * | 2015-09-17 | 2015-12-09 | 湖北工业大学 | High-voltage high-capacity impulse voltage generator with low structure inductance |
| CN105425116A (en) * | 2014-09-17 | 2016-03-23 | 苏州华电电气股份有限公司 | Movable type impact voltage test apparatus |
| CN105675930A (en) * | 2014-11-20 | 2016-06-15 | 江苏启源雷宇电气科技有限公司 | Novel indoor mobile 7200kV impulse voltage generator |
| CN105676078A (en) * | 2014-11-20 | 2016-06-15 | 江苏启源雷宇电气科技有限公司 | Rapidly-installed 4000kV outdoor impulse voltage generator applied to high altitude |
| CN108680777A (en) * | 2018-07-20 | 2018-10-19 | 中国电力科学研究院 | A kind of surge voltage generating means |
-
2008
- 2008-03-10 CN CNU2008200792744U patent/CN201238269Y/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988933A (en) * | 2010-10-29 | 2011-03-23 | 国网电力科学研究院 | High-voltage high-capacity impulse voltage generator |
| CN102185515A (en) * | 2011-01-14 | 2011-09-14 | 西北核技术研究所 | Marx generator |
| CN102419411A (en) * | 2011-09-08 | 2012-04-18 | 国网电力科学研究院 | Combined test device and method of two impulse voltage generators |
| CN104764910A (en) * | 2012-07-27 | 2015-07-08 | 苏州泰思特电子科技有限公司 | Lightning transient impulse current generator |
| CN102868314B (en) * | 2012-07-27 | 2014-12-10 | 苏州泰思特电子科技有限公司 | Multi-waveform impact current generator |
| CN102868314A (en) * | 2012-07-27 | 2013-01-09 | 苏州泰思特电子科技有限公司 | Multi-waveform impact current generator |
| CN104764910B (en) * | 2012-07-27 | 2018-03-20 | 苏州泰思特电子科技有限公司 | Be struck by lightning great instantaneous current generator |
| CN103308736A (en) * | 2013-07-03 | 2013-09-18 | 国家电网公司 | Small-size integrated steep pulse generating device |
| CN105425116A (en) * | 2014-09-17 | 2016-03-23 | 苏州华电电气股份有限公司 | Movable type impact voltage test apparatus |
| CN105675930A (en) * | 2014-11-20 | 2016-06-15 | 江苏启源雷宇电气科技有限公司 | Novel indoor mobile 7200kV impulse voltage generator |
| CN105676078A (en) * | 2014-11-20 | 2016-06-15 | 江苏启源雷宇电气科技有限公司 | Rapidly-installed 4000kV outdoor impulse voltage generator applied to high altitude |
| CN105137136A (en) * | 2015-09-17 | 2015-12-09 | 湖北工业大学 | High-voltage high-capacity impulse voltage generator with low structure inductance |
| CN105137136B (en) * | 2015-09-17 | 2017-12-08 | 湖北工业大学 | A kind of high-voltage high-capacity impulse of low structure inductance |
| CN108680777A (en) * | 2018-07-20 | 2018-10-19 | 中国电力科学研究院 | A kind of surge voltage generating means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090513 |
|
| CX01 | Expiry of patent term |