CN104198780A - High-voltage large-current impulse current generation device - Google Patents
High-voltage large-current impulse current generation device Download PDFInfo
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- CN104198780A CN104198780A CN201410437042.1A CN201410437042A CN104198780A CN 104198780 A CN104198780 A CN 104198780A CN 201410437042 A CN201410437042 A CN 201410437042A CN 104198780 A CN104198780 A CN 104198780A
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Abstract
The invention discloses a high-voltage large-current impulse current generation device. A discharge circuit which is arranged in a multi-waveform switching module of the high-voltage large-current impulse current generation device comprises a first capacitor unit, a first switch group, a second capacitor unit, a second switch group and a wave modulated resistor unit; the first capacitor unit is formed by at least four first capacitors through parallel connection; the first switch group is in parallel connection with the first capacitor unit; the second capacitor unit is formed by second capacitors through parallel connection, wherein the number of the second capacitors is the same as that of the first capacitors; the second switch group is in parallel connection with the second capacitor unit; the first capacitors which are arranged in the first capacitor unit are in serial connection with the second capacitors which are arranged in the second capacitor unit in turn and the first capacitors and the second capacitors are located between two ends of the discharge circuit; every first capacitor is formed by an upper capacitor and a lower capacitor which are connected in series and every second capacitor is formed by an upper capacitor and a lower capacitor which are connected in series; contacts which are arranged between the upper capacitors and the lower capacitors of the first capacitors arranged in the first capacitor unit respectively are connected in series through a first lead. According to the high-voltage large-current impulse current generation device, multiple waveforms are convenient to switch, an operator can automatically achieve the waveform switch in a man-machine interface through settings, and accordingly the labor time is saved and the labor efficiency is improved.
Description
Technical field
The present invention relates to the technical field that power input is transformed to surge power output, relate in particular to a kind of high-voltage large current dash current generating means.
Background technology
Impulse current generator, mainly in order to check the ability of electrical equipment withstand shock current stabilization, is widely used in Zinc-Oxide Arrester valve block and carries out impulse current test; It is to form large electric current by the instantaneous discharge of energy-storage capacitor, the lightning protection devices such as SPD, voltage dependent resistor (VDR), lightning protection box and device are simulated to lightning test, thereby verify whether these devices can meet large electric current, superpotential that thunder and lightning is caused and play absorption and inhibiting effect, also can be used to the antijamming capability in the environment of thunderbolt to power-supply system, electronic product etc. and test and verify; This equipment also useful application is analyzed in other scientific researches, such as fields such as Spark gaps.Prior art is to use different instruments to produce respectively single waveform, test apparatus investment is larger, use also inconvenient, control white movingization degree not high, and the device that Waveform Generator need to be controlled is many, relate to each waveform module inter lock problem, adopt traditional Control pattern the National People's Congress to increase control difficulty.
Summary of the invention
The object of the invention is to provide a kind of high-voltage large current dash current generating means, this high-voltage large current dash current generating means has facilitated between multiple waveforms and has switched, reach operator and can automatically complete the switching of waveform in man-machine interface by arranging, thereby economize labor time, raise labour efficiency.
For achieving the above object, the technical solution used in the present invention is:
A kind of high-voltage large current dash current generating means, comprise controller, high voltage direct current charging module, many waveform switchs module, for place the test board of testing sample, between many waveform switchs module and test board for controlling the gap ball of its break-make;
Described controller is for controlling the waveform switch of described high voltage direct current charging module punching electricity and many waveform switchs module;
Described high voltage direct current charging module is for charging to many waveform switchs module;
Described many waveform switchs module provides dash current to test board;
In described many waveform switchs module, discharge loop comprises the second capacitor unit that the first capacitor unit of at least 4 the first Parallel-connected Capacitors compositions, the second Parallel-connected Capacitor of equating with the first switches set of the first capacitor unit parallel connection, with described the first number of capacitors form, second switch group and the wave regulating resistor unit in parallel with the second capacitor unit;
In described the first capacitor unit the first capacitor successively and in the second capacitor unit the second capacitor's series be connected and between discharge loop two ends, described the first capacitor and the second capacitor are by the upper electric capacity of series connection, lower electric capacity composition, the upper electric capacity of each the first capacitor in the first capacitor unit, between lower electric capacity, contact is by the first wire series connection, the upper electric capacity of each the second capacitor in the second capacitor unit, between lower electric capacity, contact is by the second wire series connection, in the first capacitor unit, each lower electric capacity is connected by privates with the contact of each upper electric capacity in the second capacitor unit, privates is electrically connected with the contact between the first switches set and second switch group,
Described wave regulating resistor unit comprises the first wave regulating resistor group and the second wave regulating resistor group, first wire one end the 3rd switches set is connected with second wire one end, between the first wave regulating resistor group and described the 3rd switches set and the contact of the second wire, be provided with the 4th switches set, between the described second capacitor unit other end and the second wave regulating resistor group, be provided with the 5th switches set; Described the first wave regulating resistor group is composed in parallel by some resistance, and described the second wave regulating resistor group is composed in parallel by some resistance.
Because technique scheme is used, the present invention compared with prior art has following advantages:
High-voltage large current dash current generating means of the present invention can produce multiple waveforms, it has improved the utilization factor of device and has reduced element, greatly reduce the harm that the part residual voltage of capacitor is brought, avoid operator's contact arrangement high voltage component, strengthen equipment operating security, facilitate between multiple waveforms and switched, reach operator and can automatically complete the switching of waveform in man-machine interface by arranging, thereby economize labor time, raise labour efficiency.
Brief description of the drawings
Fig. 1 is high-voltage large current dash current generating means structural representation of the present invention;
Fig. 2 is discharge loop structural representation of the present invention.
In above accompanying drawing: 1, test board; 2, discharge loop; 3, gap ball; 4, the first capacitor unit; 41, the first capacitor; 411, upper electric capacity; 412, lower electric capacity; 5, the second capacitor unit; 51, the second capacitor; 6, wave regulating resistor unit; 61, the first wave regulating resistor group; 62, the second wave regulating resistor group; 7, the first wire; 8, the second wire; 9, privates; 10, controller; 11, high voltage direct current charging module; 12, many waveform switchs module.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment: a kind of high-voltage large current dash current generating means, comprise controller, high voltage direct current charging module, many waveform switchs module, for place the test board of testing sample, between many waveform switchs module and test board for controlling the gap ball of its break-make;
Described controller is for controlling the waveform switch of described high voltage direct current charging module punching electricity and many waveform switchs module;
Described high voltage direct current charging module is for charging to many waveform switchs module;
Described many waveform switchs module provides dash current to test board;
In described many waveform switchs module, discharge loop comprises the second capacitor unit that the first capacitor unit of at least 4 the first Parallel-connected Capacitors compositions, the second Parallel-connected Capacitor of equating with the first switches set of the first capacitor unit parallel connection, with described the first number of capacitors form, second switch group and the wave regulating resistor unit in parallel with the second capacitor unit;
In described the first capacitor unit 4 the first capacitor 41 successively and in the second capacitor unit 5 the second capacitor 51 be connected in series and between discharge loop 2 two ends, described the first capacitor 41 and the second capacitor 51 are by the upper electric capacity 411 of series connection, lower electric capacity 412 forms, the upper electric capacity 411 of each the first capacitor 41 in the first capacitor unit 4, between lower electric capacity 412, contact is connected by the first wire 7, the upper electric capacity 411 of each the second capacitor 51 in the second capacitor unit 5, between lower electric capacity 412, contact is connected by the second wire 8, in the first capacitor unit 4, each lower electric capacity 412 is connected by privates 9 with the contact of each upper electric capacity 411 in the second capacitor unit 5, privates 9 is electrically connected with the contact between the first switches set K1, K2 and second switch group K3, K4,
Described wave regulating resistor unit 6 comprises the first wave regulating resistor group 61 and the second wave regulating resistor group 62, first wire 7 one end the 3rd switches set K5, K6 are connected with second wire 8 one end, between the first wave regulating resistor group 61 and described the 3rd switches set K5, K6 and the contact of the second wire 8, be provided with the 4th switches set K7, K8, between described second capacitor unit 5 other ends and the second wave regulating resistor group 62, be provided with the 5th switches set K9, K10.
Above-mentioned the first wave regulating resistor group 61 is composed in parallel by some resistance, and described the second wave regulating resistor group 62 is composed in parallel by some resistance.
In above-mentioned the first capacitor 41 and the second capacitor 42, electric capacity all adopts the electric capacity of 20kV32 μ F.
The present embodiment high-voltage large current dash current generating means specific works process is as follows: in major loop, 10 capacitors, it is capacitor core that every capacitor internal exists 2 electric capacity, every group 2, if realize 8/20 discharge loop, need 2 (4) capacitors of every group to connect, then 5 groups are carried out parallel connection, it is K switch 1, K2, K3, K4, K5, K6, K7, K8 all opens, K9, two platform switch closures of K10, thereby form total capacitance 40 μ F, ceiling voltage 80kV, pass through the 8/20 wave regulating resistor cell discharge of R1 '～R15 ', exportable standard 8/20 μ s waveform.If realize 10/350 discharge loop, need 2 (4) capacitors of every group all in parallel, 5 groups of parallel connections, be that K switch 1, K2, K3, K4, K5, K6, K7, K8 are all closed, K9, two switch opens of K10, now form total capacitance 640 μ F, ceiling voltage 20kV, passes through the 10/350 wave regulating resistor electric discharge of R1 '～R15 ', exportable standard 10/350 μ s waveform
While adopting above-mentioned high-voltage large current dash current generating means, it has improved the utilization factor of device and has reduced element, greatly reduce the harm that the part residual voltage of capacitor is brought, avoid operator's contact arrangement high voltage component, strengthen equipment operating security, facilitate between multiple waveforms and switched, reach operator and can automatically complete the switching of waveform in man-machine interface by arranging, thereby economize labor time, raise labour efficiency.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (1)
1. a high-voltage large current dash current generating means, comprise controller (10), high voltage direct current charging module (11), many waveform switchs module (12), for place testing sample test board (1), be positioned between many waveform switchs module (12) and test board (1) for controlling the gap ball (3) of its break-make;
Described controller (10) is for controlling the waveform switch of described high voltage direct current charging module (11) punching electricity and many waveform switchs module (12);
Described high voltage direct current charging module (11) is for charging to many waveform switchs module (12);
Described many waveform switchs module provides dash current to test board (1);
It is characterized in that: in described many waveform switchs module, discharge loop (2) comprises the second capacitor unit (5) that the first capacitor unit (4) that 5 the first capacitors (41) compose in parallel, first switches set (K1, K2) in parallel with the first capacitor unit (4), the second capacitor (51) equating with described the first capacitor (41) number compose in parallel, second switch group (K3, K4) and wave regulating resistor unit (6) in parallel with the second capacitor unit (5);
In described the first capacitor unit (4) the first capacitor (41) successively and in the second capacitor unit (5) the second capacitor (51) be connected in series and be positioned between discharge loop (2) two ends, described the first capacitor (41) and the second capacitor (51) are by the upper electric capacity (411) of series connection, lower electric capacity (412) composition, the upper electric capacity (411) of each the first capacitor (41) in the first capacitor unit (4), between lower electric capacity (412), contact is by the first wire (7) series connection, the upper electric capacity (411) of each the second capacitor (51) in the second capacitor unit (5), between lower electric capacity (412), contact is by the second wire (8) series connection, in the first capacitor unit (4), each lower electric capacity (412) is connected by privates (9) with the contact of each upper electric capacity (411) in the second capacitor unit (5), privates (9) is electrically connected with the contact between the first switches set (K1, K2) and second switch group (K3, K4),
Described wave regulating resistor unit (6) comprises the first wave regulating resistor group (61) and the second wave regulating resistor group (62), the first wire (7) one end the 3rd switches set (K5, K6) is connected with the second wire (8) one end, between the first wave regulating resistor group (61) and described the 3rd switches set (K5, K6) and the contact of the second wire (8), be provided with the 4th switches set (K7, K8), between described the second capacitor unit (5) other end and the second wave regulating resistor group (62), be provided with the 5th switches set (K9, K10);
Described the first wave regulating resistor group (61) is composed in parallel by some resistance, and described the second wave regulating resistor group (62) is composed in parallel by some resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410437042.1A CN104198780B (en) | 2012-07-27 | 2012-07-27 | High-voltage large-current impulse current generation device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410437042.1A CN104198780B (en) | 2012-07-27 | 2012-07-27 | High-voltage large-current impulse current generation device |
| CN201210264283.1A CN102868314B (en) | 2012-07-27 | 2012-07-27 | Multi-waveform impact current generator |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210264283.1A Division CN102868314B (en) | 2012-07-27 | 2012-07-27 | Multi-waveform impact current generator |
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| CN104198780A true CN104198780A (en) | 2014-12-10 |
| CN104198780B CN104198780B (en) | 2017-02-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106645836A (en) * | 2017-03-07 | 2017-05-10 | 云南电网有限责任公司电力科学研究院 | Parameter adjustable impulse voltage generation device |
| CN111856182A (en) * | 2020-07-15 | 2020-10-30 | 国网青海省电力公司电力科学研究院 | Capacitor tower |
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| JPH06281683A (en) * | 1993-03-25 | 1994-10-07 | Ngk Insulators Ltd | Generating device for impulse voltage or impulse current |
| CN2443536Y (en) * | 2000-10-12 | 2001-08-15 | 常州市创捷防雷电子有限公司 | Impact current generator |
| RU2282936C1 (en) * | 2005-02-04 | 2006-08-27 | Общество с ограниченной ответственностью "Научно-производственная фирма "ФОРСТ" | Impulse currents generator |
| CN200983555Y (en) * | 2006-06-13 | 2007-11-28 | 上海三基电子工业有限公司 | An impact current generator |
| CN101728969B (en) * | 2009-12-08 | 2011-11-30 | 国网电力科学研究院 | Multi-waveform impulse current generator |
| CN201854203U (en) * | 2009-12-08 | 2011-06-01 | 国网电力科学研究院 | Multi-waveform striking current generator |
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2012
- 2012-07-27 CN CN201410437042.1A patent/CN104198780B/en active Active
Non-Patent Citations (1)
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| 韩丹等: "微机控制的冲击电流发生器", 《高电压技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106645836A (en) * | 2017-03-07 | 2017-05-10 | 云南电网有限责任公司电力科学研究院 | Parameter adjustable impulse voltage generation device |
| CN111856182A (en) * | 2020-07-15 | 2020-10-30 | 国网青海省电力公司电力科学研究院 | Capacitor tower |
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| CN104198780B (en) | 2017-02-08 |
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