CN107659200A - Cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing - Google Patents
Cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing Download PDFInfo
- Publication number
- CN107659200A CN107659200A CN201711130580.6A CN201711130580A CN107659200A CN 107659200 A CN107659200 A CN 107659200A CN 201711130580 A CN201711130580 A CN 201711130580A CN 107659200 A CN107659200 A CN 107659200A
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- Prior art keywords
- pulse
- magnetic switch
- transformer
- switch
- transforming device
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Generation Of Surge Voltage And Current (AREA)
Abstract
The invention discloses a kind of cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing, one end of pulse transformer primary side winding is connected with one end of the positive pole of fly-wheel diode and storage capacitor, the other end of storage capacitor is connected with one end of one end of controlling switch and the first magnetic switch, and one end of the second magnetic switch is connected with the other end of the negative pole of fly-wheel diode, the other end of controlling switch and pulse transformer primary side winding；The other end of the first magnetic switch is connected with the circuit in next pulse transformer device between the first magnetic switch and storage capacitor in previous pulse transforming device assembly；The vice-side winding that each pulse transforming device assembly middle arteries rush transformer is connected in series connect, and the amplitude of the pulse transformer voltage pulse output is higher, and cost is relatively low.
Description
Technical field
The invention belongs to technical field of pulse power, is related to a kind of cascade connection type submicrosecond level for vacuum interrupter ageing
High-voltage pulse generator.
Background technology
Important step of the ageing as vacuum interrupter production technology, is widely applied in electrovacuum field,
For pulse ageing technology, according to document (Xiaoshe Zhai, Wei Zhang, Xiaofei Yao, Distribution of
High-Voltage and High Frequency Impulse Breakdown Sparks in Conitioned
Contact Surface[C],in proceedings of the 27th ISDEIV,Suzhou,China,pp 33-
36.2016.Sep result of study), the burst pulse ageing (being usually submicrosecond level) based on quick forward position, because single punctures
Energy is limited and controllable, therefore inhibit contact goes ageing process, i.e. each pulse breakdown can be always positioned at
The insulation weak-point region of contact surface, breakdown process is avoided in the concentration of local of contact surface, so as to ensure that the uniform of ageing
Degree.
Design for the above pulse power, while meet that high output voltage amplitude and rising edge of a pulse faster refer to
Mark, is a no small challenge, because compared with high impulse amplitude, it is meant that larger Transformer Winding scale and insulation volume is opened
Pin, thus brings the increase of transformer primary, secondary leakage field and winding parasitic parameter, will directly influence the work of impulse generator
Efficiency and the forward position index for exporting pulse；And if selection reduces winding no-load voltage ratio to improve waveform index, further mean that needs
The operating voltage of transformer primary side is improved, thus can increase the cost of primary side device, especially have influence on Pulse Power Techniques
Core component, the selection of control conducting switch.
The content of the invention
The shortcomings that it is an object of the invention to overcome above-mentioned prior art, there is provided a kind of for vacuum interrupter ageing
Cascade connection type submicrosecond level high-voltage pulse generator, the amplitude of the pulse transformer voltage pulse output is higher, and cost is relatively low.
To reach above-mentioned purpose, the cascade connection type submicrosecond level high-voltage pulse of the present invention for vacuum interrupter ageing
Generator includes DC charging power supply and some pulse transforming device assemblies, wherein, each pulse transforming device assembly includes pulse and become
Depressor, fly-wheel diode, storage capacitor, controlling switch, the first magnetic switch and the second magnetic switch, wherein, pulse transformer primary side
One end of winding is connected with one end of the positive pole of fly-wheel diode and storage capacitor, the other end and controlling switch of storage capacitor
One end and one end of the first magnetic switch be connected, one end of the second magnetic switch and the negative pole of fly-wheel diode, controlling switch
The other end and the other end of pulse transformer primary side winding are connected；
The other end of first magnetic switch and in next pulse transformer device first in previous pulse transforming device assembly
Circuit between magnetic switch and storage capacitor is connected, and the other end of the second magnetic switch is with in previous pulse transforming device assembly
Circuit in one pulse transforming device assembly between the second magnetic switch and controlling switch is connected, last pulse transformer group
The other end of the other end of the first magnetic switch and the second magnetic switch is connected with the positive pole and negative pole of DC charging power supply respectively in part
Connect；
The vice-side winding that each pulse transforming device assembly middle arteries rush transformer is connected in series connect.
Controlling switch switchs for metal-oxide-semiconductor.
The voltage pulse output of the cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing is
Amplitude is nVp, wherein, VpFor the amplitude of individual pulse transformer secondary winding voltage pulse output, n is pulse transforming device assembly
Number.
The invention has the advantages that：
Cascade connection type submicrosecond level high-voltage pulse generator of the present invention for vacuum interrupter ageing is specifically being grasped
When making, by the way of more pulse transformers cascade, the change of separate unit pulse voltage device winding when parasitic parameter is reduced, is improved
Each group exports the rising edge speed of pulse, while by the superposition of each pulse transformer vice-side winding voltage pulse output, to carry
The amplitude of high impulse transformer voltage pulse output, while the pulse transformer in each pulse transforming device assembly is opened by the first magnetic
Close and the second magnetic switch is isolated, and then improve the insulating reliability of pulse transformer.In addition, in practical operation, the present invention is logical
The working method of extra pulse transformer primary side winding parallel, reduce the operating current and work of individual pulse transformer primary side winding
Make voltage, be easy to the triggering of controlling switch, to improve the service life of pulse transformer, meet that high voltage pulse transformer is high and repeat
Rate and the demand of long-life operation.
Brief description of the drawings
Fig. 1 is the connection diagram that each pulse transforming device assembly middle arteries rush transformer T in the present invention；
Fig. 2 is the structural representation of the invention when the data of pulse transforming device assembly are 2.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings：
Cascade connection type submicrosecond level high-voltage pulse generator of the present invention for vacuum interrupter ageing includes direct current
Charge power supply I and some pulse transforming device assemblies, wherein, each pulse transforming device assembly includes pulse transformer T, the pole of afterflow two
Pipe D, storage capacitor C, controlling switch K3, the first magnetic switch K1 and the second magnetic switch K2, wherein, pulse transformer T primary side windings
One end be connected with the positive pole of sustained diode and storage capacitor C one end, storage capacitor the C other end and controlling switch
K3 one end and the first magnetic switch K1 one end are connected, the second magnetic switch K2 one end and the negative pole of sustained diode, control
Switch the K3 other end and the other end of pulse transformer T primary side windings is connected, wherein, in previous pulse transforming device assembly
Circuit in first magnetic switch the K1 other end and next pulse transformer device between the first magnetic switch K1 and storage capacitor C
It is connected, the second magnetic switch K2 other end and in next pulse transformer device second in previous pulse transforming device assembly
Circuit between magnetic switch K2 and controlling switch K3 is connected, and the first magnetic switch K1's is another in last pulse transforming device assembly
Positive pole and negative pole of one end and the second magnetic switch K2 other end respectively with DC charging power supply I are connected；Each pulse transformer
Pulse transformer T vice-side winding is connected in series connect in component.
Controlling switch K3 switchs for metal-oxide-semiconductor；The cascade connection type submicrosecond level high-voltage pulse for vacuum interrupter ageing
The voltage pulse output of generator is that amplitude is nVp, wherein, VpFor individual pulse transformer T vice-side winding voltage pulse outputs
Amplitude, n are the number of pulse transforming device assembly.
The present invention is cooperated using the pulse transformer T of multistage independent coiling：Pulse transformer T primary side winding and storage
Energy electric capacity C uses head and the tail series system using working method that is in parallel and synchronously triggering, pulse transformer T vice-side windings.Work as arteries and veins
When rushing transformer T primary side winding synchronization motivationtheory, the output pulse of vice-side winding produces high-voltage pulse by cascading to be superimposed, and such as schemes
Shown in 1, when there are n level pulse transformer T synchronization motivationtheories, in theory, amplitude is can obtain on pulse transformer T vice-side winding
For nVpPulse voltage.
The course of work of the present invention is divided into charge cycle, pulse output cycle and operation range cycle：
Charge cycle：The loop that DC charging power supply I is formed by storage capacitor C and sustained diode is to storage capacitor C
Charged, being charged when storage capacitor C voltage reaches DC charging power supply I voltages stops, and the electric current of charge circuit is approximately
Isolation inductance in 0, pulse transformer T is resetted.
Pulse exports the cycle：For first pulse transforming device assembly, controlling switch K3 triggering and conductings, storage capacitor C institutes
The loop repid discharge that reserve of electricity is made up of controlling switch K3 and pulse transformer T primary side windings, pulse transformer T's
Vice-side winding output high-voltage pulse Vp.Similarly, after the controlling switch K3 triggerings in second pulse transforming device assembly, pulse becomes
Depressor T vice-side winding output voltage is Vp, when two-stage pulse transformer component synchronization triggers, by the superposition for exporting pulse
It is 2V to obtain amplitudepPulse.
In the pulse output cycle, when controlling switch K3 is turned on, due to flowing through the first magnetic switch K1 and the second magnetic switch K2
Electric current can not be mutated, the first magnetic switch K1 and the second magnetic switch K2 will prevent DC charging power supply I to storage within a period of time
The C chargings of energy electric capacity, by controlling switch K3 short circuit dischange, play a part of protecting DC charging power supply I, while ensure to control
Switch K3 reliable turn-off.Above-mentioned the first magnetic switch K1 and the second magnetic switch K2 electric current of flowing through can not be mutated, and electric current is approximately 0
Time be referred to as the first magnetic switch K1 and the second magnetic switch K2 saturation time or blocking time, in order to realize pulse transformer T
The reliably working of primary side winding, the first magnetic switch K1 and the second magnetic switch K2 saturation time are more than controlling switch K3 ON times
More than 10 times.
The operation range cycle：The operation range cycle refers to pulse transformer T between charge cycle and pulse output cycle
Time.In the operation range cycle, storage capacitor C chargings terminate, and the electric current of charge circuit is 0, and controlling switch K3, which is not triggered, to be led
It is logical, pulse transformer T vice-side winding no pulse output.In theory, the operation range cycle can level off to 0, but in view of at different levels
The asynchrony of storage capacitor C charging processes, the dispersiveness for triggering controlling switch K3 actuation times and pulse in the pulse period
The Effect of Transient Component of transformer T primary side windings and vice-side winding, therefore, proper extension operation range cycle can improve system
Stability.
Claims (3)
1. a kind of cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing, it is characterised in that including straight
Current charge power supply (I) and some pulse transforming device assemblies, wherein, each pulse transforming device assembly includes pulse transformer (T), continued
Diode (D), storage capacitor (C), controlling switch (K3), the first magnetic switch (K1) and the second magnetic switch (K2) are flowed, wherein, pulse
One end of transformer (T) primary side winding is connected with one end of the positive pole of fly-wheel diode (D) and storage capacitor (C), energy storage electricity
The other end for holding (C) is connected with one end of controlling switch (K3) and one end of the first magnetic switch (K1), the second magnetic switch (K2)
One end and the negative pole of fly-wheel diode (D), the other end of controlling switch (K3) and pulse transformer (T) primary side winding it is another
End is connected；
The other end of first magnetic switch (K1) and in next pulse transformer device first in previous pulse transforming device assembly
Circuit between magnetic switch (K1) and storage capacitor (C) is connected, the second magnetic switch (K2) in previous pulse transforming device assembly
The other end be connected with the circuit in next pulse transformer device between the second magnetic switch (K2) and controlling switch (K3),
In last pulse transforming device assembly the other end of the other end of the first magnetic switch (K1) and the second magnetic switch (K2) respectively with
The positive pole and negative pole of DC charging power supply (I) are connected；
The vice-side winding that each pulse transforming device assembly middle arteries rush transformer (T) is connected in series connect.
2. the cascade connection type submicrosecond level high-voltage pulse generator according to claim 1 for vacuum interrupter ageing, its
It is characterised by, controlling switch (K3) switchs for metal-oxide-semiconductor.
3. the cascade connection type submicrosecond level high-voltage pulse generator according to claim 1 for vacuum interrupter ageing, its
It is characterised by, the voltage pulse output of the cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing is
Amplitude is nVp, wherein, VpFor the amplitude of individual pulse transformer (T) vice-side winding voltage pulse output, n is pulse transformer group
The number of part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711130580.6A CN107659200A (en) | 2017-11-15 | 2017-11-15 | Cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711130580.6A CN107659200A (en) | 2017-11-15 | 2017-11-15 | Cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing |
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| Publication Number | Publication Date |
|---|---|
| CN107659200A true CN107659200A (en) | 2018-02-02 |
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|---|---|---|---|
| CN201711130580.6A Pending CN107659200A (en) | 2017-11-15 | 2017-11-15 | Cascade connection type submicrosecond level high-voltage pulse generator for vacuum interrupter ageing |
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| CN (1) | CN107659200A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713931A (en) * | 2018-12-06 | 2019-05-03 | 西安交通大学 | Nanosecond rise time Impulsive Current generating device based on vacuum tightness environment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1802790A (en) * | 2003-06-09 | 2006-07-12 | 索雷克核研究中心 | High voltage magnetic compression modulator |
| CN101534071A (en) * | 2009-04-09 | 2009-09-16 | 复旦大学 | All solid state high voltage nanosecond pulse power supply |
| CN102594127A (en) * | 2012-03-02 | 2012-07-18 | 西安交通大学 | Repetition frequency compact pulse multiplier based on Fitch circuit |
| CN102739201A (en) * | 2012-06-29 | 2012-10-17 | 西北核技术研究所 | Semiconductor opening switch (SOS)-based ultra-wide spectrum pulse generator with 100 kHz pulse frequency |
| CN202565195U (en) * | 2012-04-16 | 2012-11-28 | 华中科技大学 | Device for generating high-voltage nanosecond pulses |
| CN105743341A (en) * | 2016-04-07 | 2016-07-06 | 中国工程物理研究院应用电子学研究所 | Voltage multiplication circuit |
| CN106788348A (en) * | 2016-12-12 | 2017-05-31 | 杭州天明电子有限公司 | A kind of high voltage pulse waveform apparatus for shaping for plasma for desulfurizing flue gas denitration power supply |
-
2017
- 2017-11-15 CN CN201711130580.6A patent/CN107659200A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1802790A (en) * | 2003-06-09 | 2006-07-12 | 索雷克核研究中心 | High voltage magnetic compression modulator |
| CN101534071A (en) * | 2009-04-09 | 2009-09-16 | 复旦大学 | All solid state high voltage nanosecond pulse power supply |
| CN102594127A (en) * | 2012-03-02 | 2012-07-18 | 西安交通大学 | Repetition frequency compact pulse multiplier based on Fitch circuit |
| CN202565195U (en) * | 2012-04-16 | 2012-11-28 | 华中科技大学 | Device for generating high-voltage nanosecond pulses |
| CN102739201A (en) * | 2012-06-29 | 2012-10-17 | 西北核技术研究所 | Semiconductor opening switch (SOS)-based ultra-wide spectrum pulse generator with 100 kHz pulse frequency |
| CN105743341A (en) * | 2016-04-07 | 2016-07-06 | 中国工程物理研究院应用电子学研究所 | Voltage multiplication circuit |
| CN106788348A (en) * | 2016-12-12 | 2017-05-31 | 杭州天明电子有限公司 | A kind of high voltage pulse waveform apparatus for shaping for plasma for desulfurizing flue gas denitration power supply |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713931A (en) * | 2018-12-06 | 2019-05-03 | 西安交通大学 | Nanosecond rise time Impulsive Current generating device based on vacuum tightness environment |
| CN109713931B (en) * | 2018-12-06 | 2020-05-19 | 西安交通大学 | Nanosecond rise time strong pulse current generating device based on vacuum closed environment |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180309 Address after: Beilin District Xianning West Road 710049, Shaanxi city of Xi'an province No. 28 Applicant after: Xi'an Jiaotong University Applicant after: TIANJIN GAOPING INTELLIGENT ELECTRICAL CO., LTD. Applicant after: Pinggao Group Co., Ltd. Address before: Beilin District Xianning West Road 710049, Shaanxi city of Xi'an province No. 28 Applicant before: Xi'an Jiaotong University |
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Application publication date: 20180202 |
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