CN105846709A - Pulse high voltage generation circuit - Google Patents
Pulse high voltage generation circuit Download PDFInfo
- Publication number
- CN105846709A CN105846709A CN201610298294.XA CN201610298294A CN105846709A CN 105846709 A CN105846709 A CN 105846709A CN 201610298294 A CN201610298294 A CN 201610298294A CN 105846709 A CN105846709 A CN 105846709A
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- igct
- electric capacity
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- diode
- die block
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- 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
- H02M11/00—Power conversion systems not covered by the preceding groups
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
Abstract
The invention provides a pulse high voltage generation circuit comprising an AC voltage source, a rectification module, a voltage multiplying module and a load module. The AC voltage source charges the voltage multiplying module through rectification of the rectification module and then discharges to the load module after a specified voltage peak is achieved. According to the pulse high voltage generation circuit, thyristors are small in size and convenient to control, and the circuit is easy to manufacture and relatively low in cost; and different levels of voltage requirements can be met by changing the state of different thyristors and changing the connection relation of electrolytic capacitors and increasing the voltage multiplying module so that universality is relatively high, and voltage required to be borne by each thyristor does not exceed the amplitude of power grid voltage and thus circuit stability is better.
Description
Technical field
The present invention relates to Technics of Power Electronic Conversion technical field, in particular it relates to a kind of high voltage pulse generation circuit.
Background technology
It is easily achieved the application in sewage disposal process of the High-Voltage Technology of energetic the most ripe, at air water
Applying high-voltage pulse in alternate hybrid system, gas produces corona discharge, corona discharge generation ion and high temperature
Electronics, the ozone that corona discharge produces carries out sterilizing to sewage, and water droplet is risen photochemical by the ultraviolet that electric discharge produces
The effect that process, their common effect makes trade effluent quickly to be purified.
Traditional Marx high voltage pulse generation circuit capacitance charged in parallel, then realizes electric capacity by puncturing of ball gap
Discharged in series, it is achieved high voltage pulse exports.This method can produce the pulse voltage of voltage levels, but due to
The volume of the bigger necessary device of volume of ball gap and quality are relatively big, therefore by this device in sewage disposal system wide
General application is unlikely.
Ju-Won Baek etc. utilizes IGBT series design to obtain Marx's type high-voltage pulse generator, often
Level is formed by IGBT, power diode, inductance and electric capacity, it is achieved that 20kV/300A, pulsewidth is 5 microseconds
Transient pulse output.Due to the more difficult coiling of big inductance and plural serial stage there are more technological difficulties, therefore fill
The making put is more difficult；Owing to the price of IGBT is higher, the more times of pressing mold and High voltage output to be realized have to be connected
Block, the cost causing device is high, it is more difficult to occuping market.
[high speed thyristor applied analysis in nanosecond pulsed high-voltage generator] this piece of electrical engineering journal in 2013
Article, is charged to former limit series capacitance C1 of pulse transformer T by dc source, the most former limit electric capacity C1
Forming new loop by the conducting of IGCT SCR, pulse transformer primary side winding is discharged, and passes through electromagnetic coupled
Secondary electric capacity C2 produces a Resonant High Voltage.This circuit can produce the high voltage pulse of nanosecond, but
Cause volume relatively big owing to having used transformer, and need to consider the problems such as iron core magnetic is saturated.
More than Zong He, the analysis to high voltage pulse generation circuit available circuit structure finds, the current stage need nonetheless remain for
Release can modularization, volume is little, price is low novel rectifying circuit, nowadays the manufacture craft of IGCT is the most relative
Maturation, controls simple and price is the cheapest, applies to IGCT be easy in high voltage pulse generation circuit make
And control, and the cost of device can be reduced so that it is can be relatively broad universal.
Summary of the invention
For defect of the prior art, it is an object of the invention to provide a kind of high voltage pulse generation circuit.
The high voltage pulse generation circuit provided according to the present invention, including alternating-current voltage source, rectification module, times die block
And load blocks；Described alternating-current voltage source is by being charged die block again after rectification module rectification, and arrival refers to
After determining voltage peak, load blocks is discharged.
Preferably, described rectification module includes four power diode D1, diode D2, diode D3, two poles
Pipe D4, one end of alternating-current voltage source is respectively connecting to the positive pole of diode D1, the negative pole of diode D2, described
The other end of alternating-current voltage source is respectively connecting to the positive pole of diode D3, the negative pole of diode D4, and described two poles
Pipe D1, the negative pole of diode D3 are connected and constitute the positive output end of rectification module and be connected to the just charging of times die block
End；Described diode D2, the positive pole of diode D4 are connected and constitute the negative output terminal of rectification module and be connected to multiplication of voltage
The negative charging end of module.
Preferably, described times of die block includes: several voltage doubling units being sequentially connected in series；
Described voltage doubling unit includes: electric capacity, the first IGCT, the second IGCT, the 3rd IGCT, electric capacity is just
Pole is respectively connecting to the first IGCT, the positive pole of the 3rd IGCT and constitutes the positive charging end of voltage doubling unit；Electric capacity
Negative pole is connected to the negative pole of the first IGCT and constitutes the negative charging end of voltage doubling unit；The positive pole of described first IGCT
Constitute the first output of voltage doubling unit；The positive pole of described 3rd IGCT constitutes the second output of voltage doubling unit.
Preferably, multiple voltage doubling units are followed in series to form the first output of a times die block, i.e. upper level voltage doubling unit
Connecting the positive charging end of next stage voltage doubling unit, the second output of upper level voltage doubling unit connects next stage multiplication of voltage list
The negative charging end of unit；
Wherein, final stage voltage doubling unit, including: final stage electric capacity, the positive pole of described final stage electric capacity is connected on upper level
First output of one-level voltage doubling unit and the one end being connected to load blocks, the negative pole of described final stage electric capacity is connected to
Second output of upper level voltage doubling unit, the other end of load blocks is connected to the negative charging end of primary times die block.
Preferably, when electric capacity is in charged state, each the 3rd IGCT in times die block is in cut-off state,
And each first IGCT, the second IGCT are in the conduction state, the electric capacity in times die block is parallel relationship, hands over
Stream voltage source gives the electric capacity charging in times die block；
When electric capacity is in discharge condition, each the 3rd IGCT in times die block is in the conduction state, and each
First IGCT, the second IGCT are in cut-off state, and the electric capacity in times die block is series relationship, times die block
In electric capacity provide high voltage pulse to load blocks.
Compared with prior art, the present invention has a following beneficial effect:
1, the IGCT volume in the high voltage pulse generation circuit that the present invention provides is little easy to control, and circuit is prone to make,
And cost is relatively low；By changing the state of different IGCT, changing the annexation of electrochemical capacitor, integrated circuit is tied
Structure is compact, it is easy to modularization is processed.
2, the high voltage pulse generation circuit that the present invention provides can meet different grades of voltage by increasing a times die block
Demand, versatility is relatively strong, and the voltage that is subjected to of each IGCT is less than the amplitude of line voltage, circuit
Stability is more preferable.
Accompanying drawing explanation
By the detailed description non-limiting example made with reference to the following drawings of reading, the further feature of the present invention,
Purpose and advantage will become more apparent upon:
Fig. 1 is that tertiary vein is leapt high the raw electrical block diagram of Hair Fixer；
Fig. 2 is n level high voltage pulse generation electrical block diagram.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following example will assist in those skilled in the art
Member is further appreciated by the present invention, but limits the present invention the most in any form.It should be pointed out that, the common skill to this area
For art personnel, without departing from the inventive concept of the premise, it is also possible to make some changes and improvements.These broadly fall into
Protection scope of the present invention.
The high voltage pulse generation circuit provided according to the present invention, including: alternating-current voltage source, rectification module, times die block
And load blocks；Described alternating-current voltage source is by being charged die block again after rectification module rectification, and arrival refers to
After determining voltage peak, load blocks is discharged.
Described rectification module includes four power diode D1, diode D2, diode D3, diode D4, hands over
One end of stream voltage source is respectively connecting to the positive pole of diode D1, the negative pole of diode D2, described alternating-current voltage source
The other end be respectively connecting to the positive pole of diode D3, the negative pole of diode D4, and described diode D1, two
The negative pole of pole pipe D3 is connected and constitutes the positive output end of rectification module and be connected to the positive charging end of times die block；Described
Diode D2, the positive pole of diode D4 are connected and constitute the negative output terminal of rectification module and be connected to the negative of times die block
Charging end.
Described times of die block includes: several voltage doubling units being sequentially connected in series；
Described voltage doubling unit includes: electric capacity (C1 as in Fig. 1), the first IGCT (TY1 as in Fig. 1),
Second IGCT (TY3 as in Fig. 1), the 3rd IGCT (TY5 as in Fig. 1), the positive pole of electric capacity divides
It is not connected to the first IGCT, the positive pole of the 3rd IGCT and constitutes the positive charging end of voltage doubling unit；The negative pole of electric capacity
It is connected to the negative pole of the first IGCT and constitutes the negative charging end of voltage doubling unit；The positive pole of described first IGCT is constituted
First output of voltage doubling unit；The positive pole of described 3rd IGCT constitutes the second output of voltage doubling unit.
Multiple voltage doubling units are followed in series to form under the first output connection of a times die block, i.e. upper level voltage doubling unit
The positive charging end of one-level voltage doubling unit, the second output of upper level voltage doubling unit connects the negative of next stage voltage doubling unit
Charging end；
Wherein, final stage voltage doubling unit, including: final stage electric capacity, the positive pole of described final stage electric capacity is connected on upper level
First output of one-level voltage doubling unit and the one end being connected to load blocks, the negative pole of described final stage electric capacity is connected to
Second output of upper level voltage doubling unit, the other end of load blocks is connected to the negative charging end of primary times die block.
When electric capacity is in charged state, each the 3rd IGCT in times die block is in cut-off state, and each
First IGCT, the second IGCT are in the conduction state, and the electric capacity in times die block is parallel relationship, alternating voltage
The electric capacity charging in times die block is given in source；
When electric capacity is in discharge condition, each the 3rd IGCT in times die block is in the conduction state, and each
First IGCT, the second IGCT are in cut-off state, and the electric capacity in times die block is series relationship, times die block
In electric capacity provide high voltage pulse to load blocks.
Specifically, as it is shown in figure 1, the high voltage pulse generation circuit in figure, including power diode D1～D4, crystalline substance
Brake tube TY1～TY7, electrochemical capacitor C1～C3, load resistance RL, wherein:
After the negative pole of power diode D1 is connected with the negative pole of power diode D3, form DC loop positive pole, and
It is connected with positive pole, the positive pole of electrochemical capacitor C1 of IGCT TY1 and TY5；
After the positive pole of power diode D2 is connected with the positive pole of power diode D4, form DC loop negative pole, and
It is connected with the negative pole of IGCT TY3, one end of load resistance, electrochemical capacitor C1 negative pole；
The negative pole of IGCT TY1 is connected with positive pole, the positive pole of IGCT TY2 and TY6 of electrochemical capacitor C2；
The positive pole of IGCT TY3 and the negative pole of IGCT TY5, the negative pole of electrochemical capacitor C2, IGCT TY4
Negative pole be connected；
The negative pole of IGCT TY2 and the positive pole of IGCT TY7, the positive pole of electrochemical capacitor C3, load resistance RL
The other end be connected；
The positive pole of IGCT TY4 with, the negative pole of IGCT TY6, the negative pole of electrochemical capacitor C3 be connected.
The type selecting of each components and parts above-mentioned in this example:
Power supply: single phase alternating current power supply 220V；
Bearing power: 2.5kW,
Power diode (D1～D4): 600V, 25A/100 DEG C, D1 D4 constitutes single-phase diode rectifier bridge；
Electrochemical capacitor (C1～C3): 400V, 3300 μ F, plug-in unit, for energy storage and multiplication of voltage；
IGCT (TY1～TY7): 600V, 25A/100 DEG C, is used for controlling electrochemical capacitor C1～C3 charging energy-storing
Circuit switching with high voltage pulse output；
Load resistance (RL): 100k Ω/100 DEG C, 10W, during electric discharge, load resistance RL and electrochemical capacitor C1～C3
Form series loop, it is thus achieved that the energy stored in high voltage pulse input and consumption circuit；
Described four power diode D1～D4 constitute rectifier bridge, during whole circuit specific works:
After single phase alternating current power supply is connected, open the rectification that IGCT TY1～TY4, power diode D1～D4 are constituted
Bridge, to electrochemical capacitor C1～C3 rectification charging, when the voltage of electrochemical capacitor C1～C3 rises to net voltage crest value, fills
Electricity flows through the electric current of IGCT TY1～TY4 after completing reduces to zero, and IGCT turns off；Open IGCT TY5～TY7,
Electrochemical capacitor C1, IGCT TY5, electrochemical capacitor C2, IGCT TY6, electrochemical capacitor C3, IGCT TY7
Form series connection, the high voltage pulse being three times in input voltage peak value is provided to load resistance RL.
The operation principle of n level high voltage pulse generation circuit and tertiary vein rush the operation principle basic of high-pressure generating circuit
Cause.
Present invention could apply to a series of fields needing high voltage pulse such as electric dust-removing equipment, ozone generator, energy
Enough functions simultaneously realizing single-phase rectifier and high voltage pulse output, have that the voltage that IGCT is subjected to is low, control
Simply, price is low, can generate the advantages such as amplitude pulse voltage.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in
Stating particular implementation, those skilled in the art can make a variety of changes within the scope of the claims or revise,
This has no effect on the flesh and blood of the present invention.In the case of not conflicting, in embodiments herein and embodiment
Feature can arbitrarily be mutually combined.
Claims (5)
1. a high voltage pulse generation circuit, it is characterised in that include alternating-current voltage source, rectification module, times pressing mold
Block and load blocks；Described alternating-current voltage source, by after rectification module rectification being charged die block again, arrives
After given voltage peak value, load blocks is discharged.
High voltage pulse generation circuit the most according to claim 1, it is characterised in that described rectification module includes four
Individual power diode D1, diode D2, diode D3, diode D4, one end of alternating-current voltage source connects respectively
Being connected to the positive pole of diode D1, the negative pole of diode D2, the other end of described alternating-current voltage source is respectively connecting to two
The positive pole of pole pipe D3, the negative pole of diode D4, and described diode D1, the negative pole of diode D3 be connected structure
Become the positive output end of rectification module and be connected to the positive charging end of times die block；Described diode D2, diode D4
Positive pole be connected and constitute the negative output terminal of rectification module and be connected to the negative charging end of times die block.
High voltage pulse generation circuit the most according to claim 1, it is characterised in that described times of die block includes:
Several voltage doubling units being sequentially connected in series；
Described voltage doubling unit includes: electric capacity, the first IGCT, the second IGCT, the 3rd IGCT, electric capacity is just
Pole is respectively connecting to the first IGCT, the positive pole of the 3rd IGCT and constitutes the positive charging end of voltage doubling unit；Electric capacity
Negative pole is connected to the negative pole of the first IGCT and constitutes the negative charging end of voltage doubling unit；The positive pole of described first IGCT
Constitute the first output of voltage doubling unit；The positive pole of described 3rd IGCT constitutes the second output of voltage doubling unit.
High voltage pulse generation circuit the most according to claim 3, it is characterised in that multiple voltage doubling units are gone here and there successively
Connection constitutes the positive charging end of the first output connection next stage voltage doubling unit of times die block, i.e. upper level voltage doubling unit,
Second output of upper level voltage doubling unit connects the negative charging end of next stage voltage doubling unit；
Wherein, final stage voltage doubling unit, including: final stage electric capacity, the positive pole of described final stage electric capacity is connected on upper level
First output of one-level voltage doubling unit and the one end being connected to load blocks, the negative pole of described final stage electric capacity is connected to
Second output of upper level voltage doubling unit, the other end of load blocks is connected to the negative charging end of primary times die block.
High voltage pulse generation circuit the most according to claim 4, it is characterised in that when electric capacity is in charged state
Time, each the 3rd IGCT in times die block is in cut-off state, and each first IGCT, the second IGCT
In the conduction state, the electric capacity in times die block is parallel relationship, and alternating-current voltage source fills to the electric capacity in times die block
Electricity；
When electric capacity is in discharge condition, each the 3rd IGCT in times die block is in the conduction state, and each
First IGCT, the second IGCT are in cut-off state, and the electric capacity in times die block is series relationship, times die block
In electric capacity provide high voltage pulse to load blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610298294.XA CN105846709A (en) | 2016-05-06 | 2016-05-06 | Pulse high voltage generation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610298294.XA CN105846709A (en) | 2016-05-06 | 2016-05-06 | Pulse high voltage generation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105846709A true CN105846709A (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610298294.XA Pending CN105846709A (en) | 2016-05-06 | 2016-05-06 | Pulse high voltage generation circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711907A (en) * | 2018-06-06 | 2018-10-26 | 华中科技大学 | A kind of high-power charge-discharge circuit |
| CN111313738A (en) * | 2018-12-12 | 2020-06-19 | 西门子医疗有限公司 | High-voltage generator and high-frequency generator for providing high-voltage pulses |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001086657A (en) * | 1999-09-10 | 2001-03-30 | Casio Comput Co Ltd | Charger and its charge and discharge method |
| CN102265494A (en) * | 2008-12-18 | 2011-11-30 | Nxp股份有限公司 | Charge-pump circuit |
| CN103259402A (en) * | 2013-04-25 | 2013-08-21 | 浙江大学 | Switched capacitor voltage-multiplying type direct current source based on symmetrical structure |
| CN105356742A (en) * | 2015-11-06 | 2016-02-24 | 灿芯半导体(上海)有限公司 | High-efficiency charge pump |
| JP2016046993A (en) * | 2014-08-26 | 2016-04-04 | 富士通テン株式会社 | Power supply apparatus and power supply method |
-
2016
- 2016-05-06 CN CN201610298294.XA patent/CN105846709A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001086657A (en) * | 1999-09-10 | 2001-03-30 | Casio Comput Co Ltd | Charger and its charge and discharge method |
| CN102265494A (en) * | 2008-12-18 | 2011-11-30 | Nxp股份有限公司 | Charge-pump circuit |
| CN103259402A (en) * | 2013-04-25 | 2013-08-21 | 浙江大学 | Switched capacitor voltage-multiplying type direct current source based on symmetrical structure |
| JP2016046993A (en) * | 2014-08-26 | 2016-04-04 | 富士通テン株式会社 | Power supply apparatus and power supply method |
| CN105356742A (en) * | 2015-11-06 | 2016-02-24 | 灿芯半导体(上海)有限公司 | High-efficiency charge pump |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711907A (en) * | 2018-06-06 | 2018-10-26 | 华中科技大学 | A kind of high-power charge-discharge circuit |
| CN108711907B (en) * | 2018-06-06 | 2020-07-10 | 华中科技大学 | High-voltage high-power charging and discharging circuit |
| CN111313738A (en) * | 2018-12-12 | 2020-06-19 | 西门子医疗有限公司 | High-voltage generator and high-frequency generator for providing high-voltage pulses |
| CN111313738B (en) * | 2018-12-12 | 2023-05-23 | 西门子医疗有限公司 | High-voltage generator and high-frequency generator for providing high-voltage pulses |
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Application publication date: 20160810 |