CN209267470U - Pulse ac discharge circuit and pulse ac electric discharge device - Google Patents
Pulse ac discharge circuit and pulse ac electric discharge device Download PDFInfo
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- CN209267470U CN209267470U CN201920088453.2U CN201920088453U CN209267470U CN 209267470 U CN209267470 U CN 209267470U CN 201920088453 U CN201920088453 U CN 201920088453U CN 209267470 U CN209267470 U CN 209267470U
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Abstract
The utility model discloses a kind of pulse ac discharge circuit and pulse ac electric discharge devices.The pulse ac discharge circuit includes: that multiple second control signal input terminals of electrion module are electrically connected with multiple control signal output end one-to-one correspondence；Electrion module is used for the control signal inputted according to multiple second control signal input terminals, in the opposite voltage of the first discharge voltage output end and the second discharge voltage output end output polarity；The the first discharge electrode group and the second discharge electrode group being intervally arranged, the first discharge electrode group are electrically connected with the first discharge voltage output end, and the second discharge electrode group is electrically connected with the second discharge voltage output end.The utility model can reduce when electric eliminating is closer and when output frequency reduces, and reduces balanced voltage fluctuation, improves the performance of pulse ac electric discharge device, be conducive to it in the application of electronics industry.
Description
Technical field
The utility model embodiment is related to electrostatic technique field more particularly to a kind of pulse ac discharge circuit and pulse is handed over
Banish electric installation.
Background technique
Static elimination technology is in the row such as the electronics industry such as semiconductor, spraying, printing, weaving, medical equipment, building materials and injection molding
Industry is obtaining increasingly extensive application.
In the prior art, pulse ac electric discharge device can be realized in same (or a row) electrode needle, in synchronization
(or upper half period) exports polar ion of the same race, in subsequent time (or lower half period) output and last moment (or upper half
Phase) opposite polarity same polarity ion.However, existing pulse ac electric discharge device exist apart from electrode needle compared near space
Negative ions balanced voltage fluctuation acutely, and under low frequency working condition the balanced voltage fluctuation of negative ions is violent
The problem of, result in existing pulse ac electric discharge device can to electrostatic susceptibility device (for example, super large-scale integration,
Especially metal-oxide semiconductor (MOS) device, such as microcontroller, single-chip microcontroller, photoelectrical coupler) generate it is more serious quiet
Discharge of electricity accident is unfavorable for it in the application of electronics industry.
Utility model content
The utility model provides a kind of pulse ac discharge circuit and pulse ac electric discharge device, to reduce negative ions
Balanced voltage fluctuation, promotes the performance of pulse ac electric discharge device.
In a first aspect, the utility model embodiment provides a kind of pulse ac discharge circuit, pulse ac electric discharge electricity
Road includes:
High pressure amplitude output control module, including power input, the first high-voltage output end and the second high-voltage output end, institute
Power input is stated to be electrically connected with power supply；
Control module, including first control signal input terminal and multiple control signal output end, the first control signal
Input terminal is electrically connected with control input module；
Electrion module, including multiple second control signal input terminals, the first high voltage input terminal, the second high input voltage
End, the first discharge voltage output end and the second discharge voltage output end, the multiple second control signal input terminal and described more
A control signal output corresponds electrical connection, and first high voltage input terminal is electrically connected with first high-voltage output end,
Second high voltage input terminal is electrically connected with second high-voltage output end；The electrion module is used for according to the multiple
The control signal of second control signal input terminal input, in the first discharge voltage output end and the second discharge voltage output end
The opposite voltage of output polarity；
The the first discharge electrode group and the second discharge electrode group being intervally arranged, the first discharge electrode group and the first electric discharge electricity
Output end electrical connection is pressed, the second discharge electrode group is electrically connected with the second discharge voltage output end.
Second aspect, the utility model embodiment additionally provide a kind of pulse ac electric discharge device, pulse ac electric discharge
Device includes the pulse ac discharge circuit as described in the utility model any embodiment.
The utility model embodiment is intervally arranged by the first discharge electrode group of setting and the second discharge electrode group, electrion mould
The first discharge voltage output end and the second discharge voltage output end, the first discharge electrode group and the first discharge voltage output end is arranged in block
Electrical connection, the second discharge electrode group are electrically connected with the second discharge voltage output end, the first discharge voltage output end and the second electric discharge electricity
The voltage for pressing output end output polarity opposite.Compared with prior art, the utility model embodiment can discharge in pulse ac
The discharge electrode group of circuit exports cation and anion, the number of the balanced positive and negative ion in the space of discharge electrode group simultaneously
Amount can not only reduce balanced voltage fluctuation when electric eliminating is closer, and can reduce balance when output frequency reduces
Voltage fluctuation is conducive to it in the application of electronics industry to improve the performance of pulse ac electric discharge device.
Detailed description of the invention
Fig. 1 is a kind of existing negative ions distribution schematic diagram of pulse ac discharge circuit；
Fig. 2 is a kind of existing waveform diagram of pulse ac discharge circuit output voltage；
Fig. 3 is a kind of waveform diagram of the balanced voltage fluctuation of existing pulse ac discharge circuit；
Fig. 4 is the negative ions distribution schematic diagram of existing another pulse ac discharge circuit；
Fig. 5 is the waveform diagram of existing another pulse ac discharge circuit output voltage；
Fig. 6 is the waveform diagram of the balanced voltage fluctuation of existing another pulse ac discharge circuit；
Fig. 7 is the waveform diagram of another existing pulse ac discharge circuit output voltage；
Fig. 8 is the waveform diagram that the balanced voltage of another existing pulse ac discharge circuit fluctuates；
Fig. 9 is the negative ions distribution schematic diagram of another existing pulse ac discharge circuit；
Figure 10 is the waveform diagram of another existing pulse ac discharge circuit output voltage；
Figure 11 is the waveform diagram that the balanced voltage of another existing pulse ac discharge circuit fluctuates；
Figure 12 is the negative ions distribution schematic diagram of another existing pulse ac discharge circuit；
Figure 13 is a kind of structural schematic diagram of pulse ac discharge circuit provided by the embodiment of the utility model；
Figure 14 is a kind of negative ions distribution schematic diagram of pulse ac discharge circuit provided by the embodiment of the utility model；
Figure 15 is that the negative ions of another pulse ac discharge circuit provided by the embodiment of the utility model are distributed signal
Figure；
Figure 16 is the structural schematic diagram of another pulse ac discharge circuit provided by the embodiment of the utility model；
Figure 17 is the structural schematic diagram of another pulse ac discharge circuit provided by the embodiment of the utility model；
Figure 18 is a kind of waveform diagram of first discharge electrode group output voltage provided by the embodiment of the utility model；
Figure 19 is a kind of waveform diagram of second discharge electrode group output voltage provided by the embodiment of the utility model；
Figure 20 is a kind of electrical block diagram of electrion module provided by the embodiment of the utility model；
Figure 21 is the electrical block diagram of another electrion module provided by the embodiment of the utility model；
Figure 22 is a kind of process signal of control method of pulse ac discharge circuit provided by the embodiment of the utility model
Figure；
Figure 23 is that the process of the control method of another pulse ac discharge circuit provided by the embodiment of the utility model is shown
It is intended to；
Figure 24 is that the process of the control method of another pulse ac discharge circuit provided by the embodiment of the utility model is shown
It is intended to.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
As described in background, existing pulse ac electric discharge device exist apart from electrode needle compared near space just
The balanced voltage fluctuation of anion is violent, and the balanced voltage of negative ions fluctuates violent ask under low frequency working condition
Topic.The reason of above-mentioned technical problem just exists in the prior art below is analyzed and researched.
Fig. 1 is a kind of existing negative ions distribution schematic diagram of pulse ac discharge circuit.Referring to Fig. 1, which is handed over
In the same row's electrode needle for flowing discharge circuit, anion is exported in synchronization；Cation is exported in subsequent time.It is i.e. same
It arranges in electrode needle, same-phase alternately exports negative ions.
Fig. 2 is a kind of existing waveform diagram of pulse ac discharge circuit output voltage, and Fig. 3 is that a kind of existing pulse is handed over
The waveform diagram of the balanced voltage fluctuation of discharge circuit is flowed, Fig. 4 is the negative ions of existing another pulse ac discharge circuit
Distribution schematic diagram, Fig. 5 are the waveform diagram of existing another pulse ac discharge circuit output voltage, and Fig. 6 is existing another
The waveform diagram of the balanced voltage fluctuation of kind pulse ac discharge circuit.Referring to figures 1-3, the output electricity of pulse ac discharge circuit
The frequency of pressure is higher, and balanced voltage fluctuation is smaller, however when electric eliminating is closer, balanced voltage fluctuation is larger；Referring to fig. 4-
The frequency of Fig. 6, the output voltage of pulse ac electric discharge device are lower, and balanced voltage fluctuation is larger.The reason is that, existing exchange
Discharge circuit is formed in synchronization, only a kind of polar ion at output (cation or anion) so as to cause ion
Voltage fluctuation it is larger.Especially after discharge frequency reduction, discharge cycle extends, and has more cations in the upper half period
(or anion) output, lower half period will have more anions (or cation) output.Every half period exports identical polar
Ion, cause in this long period, ion formed voltage fluctuation it is violent.
Fig. 7 is the waveform diagram of another existing pulse ac discharge circuit output voltage, and Fig. 8 is another existing arteries and veins
The waveform diagram of the balanced voltage fluctuation of alternating current discharge circuit is rushed, Fig. 9 is the positive and negative of another existing pulse ac discharge circuit
Ion distribution schematic diagram.Referring to Fig. 7-Fig. 9, the ratio of time and period that duty ratio is the upper half period, i.e. duty ratio are defined
Duty=Tp/ (Tp+Tn).Illustratively, when duty ratio becomes larger, in same period, positive high voltage action time is elongated, cation
Output is more than anion, and the voltage fluctuation that ion is formed is more violent.Figure 10 is another existing pulse ac discharge circuit
The waveform diagram of output voltage, Figure 11 are the waveform diagram that the balanced voltage of another existing pulse ac discharge circuit fluctuates, figure
12 be the negative ions distribution schematic diagram of another existing pulse ac discharge circuit.Referring to Figure 10-Figure 12, illustratively,
When duty ratio becomes smaller, in same period, negative high voltage action time is elongated, and anion output is more than cation, what ion was formed
Voltage fluctuation is more violent.
Therefore, existing pulse ac electric discharge device exists apart from electrode needle, compared near space, (i.e. electric eliminating is closer
When) negative ions balanced voltage fluctuation acutely, and under low frequency working condition negative ions balanced voltage fluctuation
Violent problem.
In view of this, the utility model embodiment provides a kind of pulse ac discharge circuit, pulse ac electric discharge electricity
Road can be adapted for pulse ac ion bar or pulse ac ion blower isopulse alternating current discharge device.Figure 13 is that this is practical new
A kind of structural schematic diagram for pulse ac discharge circuit that type embodiment provides, Figure 14 are provided by the embodiment of the utility model one
The negative ions distribution schematic diagram of kind pulse ac discharge circuit.Referring to Figure 13 and Figure 14, which includes:
High pressure amplitude output control module 200, control module 300, electrion module 400, the first discharge electrode group 500 and the second electric discharge
Pole group 600.High pressure amplitude output control module 200 includes power input 201, the first high-voltage output end 202 and the second high pressure
Output end 203, power input 201 are electrically connected with power supply 700.Control module 300 includes first control signal input terminal
301 and multiple control signal output end 302, first control signal input terminal 301 is electrically connected with control input module 800.High pressure
Discharge module 400 include multiple second control signal input terminals 401, the first high voltage input terminal 402, the second high voltage input terminal 403,
First discharge voltage output end 404 and the second discharge voltage output end 405, multiple second control signal input terminals 401 with it is multiple
Control signal output 302 corresponds electrical connection, and the first high voltage input terminal 402 is electrically connected with the first high-voltage output end 202, the
Two high voltage input terminals 403 are electrically connected with the second high-voltage output end 203.The electrion module 400 is used for according to multiple second controls
The control signal that signal input part 401 processed inputs, in the first discharge voltage output end 404 and the second discharge voltage output end 405
The opposite voltage of output polarity.First discharge electrode group 500 is electrically connected with the first discharge voltage output end 404, the second discharge electrode group
600 are electrically connected with the second discharge voltage output end 405.First discharge electrode group 500 and the second discharge electrode group 600 are intervally arranged.
Wherein, the first discharge electrode group 500 and the second discharge electrode group 600 can for example respectively include multiple electrodes needle, and first
The electrode needle in electrode needle and the second discharge electrode group 600 in discharge electrode group 500 is intervally arranged.Illustratively, with continued reference to figure
14, electrode needle 901, electrode needle 902, electrode needle 903, electrode needle 904 and electrode needle 905 are arranged successively, electrode needle 901, electrode
Needle 903 and electrode needle 905 belong to the first discharge electrode group 500, and electrode needle 902 and electrode needle 904 belong to the second discharge electrode group 600.
High pressure amplitude output control module 200 for example may include 2 groups or 4 groups of adjustable potentiometers, also may include 2 groups or
4 groups of adjustable resistances, for providing the voltage of different amplitudes to the input terminal of electrion module 400, so as to obtain difference
The High voltage output of grade.First high-voltage output end 202 for example can be positive high voltage amplitude output end, the electricity that output amplitude is positive
Pressure；Second high-voltage output end 203 for example can be negative high voltage amplitude output end, the voltage that output amplitude is negative.
Control module 300 for example can be SCM program processing module, for what is inputted according to control input module 800
Control the output voltage of signal control electrion module 400.Controlling control signal that input module 800 exports for example can be with
It is to control the signal of the frequency of the first discharge voltage output end 404 and 405 output voltage of the second discharge voltage output end.It needs
Illustrate, it includes four control signal outputs 302, electrion mould that control module 300 is schematically illustrated in Figure 13
Block 400 includes four second control signal input terminals 401, and four second control signal input terminals 401 and four control signals are defeated
Outlet 302 corresponds electrical connection, and not to the restriction of the utility model, a control can also be arranged in other embodiments
Signal output end 302 is electrically connected with two second control signal input terminals 401 simultaneously, can according to need in practical applications pair
Control signal output 302 and the quantity of second control signal input terminal 401 are set.
Illustratively, the control method of the pulse ac discharge circuit is that control module 300 is according to control input module
800 first control signals sent export multiple second control signals to electrion module 400, control electrion module
400 the first discharge voltage output end 404 and the polarity of voltage of the second discharge voltage output end 405 output are opposite.I.e. first puts
Piezoelectric voltage output end 404 and the second discharge voltage output end 405 form the dipulse ac high-voltage electric discharge of antiphase, it is positive and negative from
Son generates simultaneously.Cation is ionized out, then the second discharge electrode if the first discharge electrode group 500 exports positive voltage with continued reference to Figure 14
600 output negative voltage of group, ionizes out anion；If the first discharge electrode group 500 exports negative voltage, ionize out anion, then second
Discharge electrode group 600 exports positive voltage, ionizes out cation.Therefore, in same discharge regime, pulse ac discharge circuit is ionized out
Positive and negative ion quantity it is more balanced, the electric eliminating apart from first electrode group 500 and second electrode group 600 is closer just
Anion is more balanced, to reduce the balanced voltage fluctuation of negative ions.
Figure 15 is that the negative ions of another pulse ac discharge circuit provided by the embodiment of the utility model are distributed signal
Figure.Referring to Figure 15, after frequency reduces, the quantity that same spray point powers on the cation (or anion) separated out increases, however,
Anion (or cation) can be ionized out on neighbouring discharge needle, i.e., have negative ions output simultaneously on spray point, balanced pulse
Alternating current discharge device output negative ions quantity, thus reduce frequency it is lower when negative ions balanced voltage fluctuation.
To sum up, the utility model embodiment passes through the first discharge electrode group 500 of setting and the second discharge electrode group 600 interval row
The first discharge voltage output end 404 and the second discharge voltage output end 405, the first discharge electrode is arranged in cloth, electrion module 400
Group 500 is electrically connected with the first discharge voltage output end 404, and the second discharge electrode group 600 is electrically connected with the second discharge voltage output end 405
It connects, the first discharge voltage output end 404 and the opposite voltage of 405 output polarity of the second discharge voltage output end.With the prior art
It compares, the utility model embodiment can export cation and anion simultaneously in the discharge electrode group of pulse ac discharge circuit,
The quantity of the balanced positive and negative ion in the space of discharge electrode group can not only reduce balance electricity when electric eliminating is closer
Pressure fluctuation, and balanced voltage fluctuation can be reduced, to improve pulse ac electric discharge device when output frequency reduces
Performance is conducive to it in the application of electronics industry.
In the above embodiments, just wherein several typical below there are many structure types of electrion module 400
Set-up mode is illustrated, but is not intended to limit the scope of the present invention.
Figure 16 is the structural schematic diagram of another pulse ac discharge circuit provided by the embodiment of the utility model.Referring to figure
16, optionally, electrion module 400 include: first switch 411, the first positive voltage high voltage unit 412, second switch 421,
First negative voltage high voltage unit 422, third switch 431, the second positive voltage high voltage unit 432, the 4th switch 441 and the second negative electricity
Press high voltage unit 442.The control terminal of first switch 411 is electrically connected with corresponding second control signal input terminal 401, first end with
The electrical connection of first high voltage input terminal；The input terminal of first positive voltage high voltage unit 412 and the second end of first switch 411 are electrically connected
It connects；The control terminal of second switch 421 is electrically connected with corresponding second control signal input terminal 401, and first end and the second high pressure are defeated
Enter end electrical connection；First negative voltage high voltage unit, 422 input terminal is electrically connected with the second end of second switch 421；Third switch 431
Control terminal be electrically connected with corresponding second control signal input terminal 401, first end is electrically connected with the first high voltage input terminal；Second
The input terminal of positive voltage high voltage unit 432 is electrically connected with the second end of third switch 431；The control terminal of 4th switch 441 with it is right
The second control signal input terminal 401 answered is electrically connected, and first end is electrically connected with the second high voltage input terminal；Second negative voltage high pressure list
First 442 input terminals are electrically connected with the second end of the 4th switch 441.Wherein, the output end of the first positive voltage high voltage unit 412 and
The output end of one negative voltage high voltage unit 422 is electrically connected with the first discharge voltage output end 404, the second positive voltage high voltage unit
The output end of 432 output end and the second negative voltage high voltage unit 442 is electrically connected with the second discharge voltage output end 405.
Wherein, first switch 411, second switch 421, third switch 431 and the 4th switch 441 for example can be photoelectricity and open
It closes, optionally, first switch 411, second switch 421, third switch 431 and the 4th switch 441 are metal-oxide-semiconductor.The pulse is handed over
The control method of stream discharge circuit includes: the control signal control being electrically connected with the control terminal of first switch 411 in the first stage
First switch 411 is connected, and the first positive voltage high voltage unit 412 exports positive voltage to the first discharge electrode group 500；With the 4th switch
The control signal of 441 control terminal electrical connection controls the conducting of the 4th switch 441, and the second negative voltage high voltage unit 442 is put to second
Electrode group 600 exports negative voltage；In second stage, the control signal being electrically connected with the control terminal of second switch 421 controls second
Switch 421 is connected, and the first negative voltage high voltage unit 422 exports negative voltage to the first discharge electrode group 500；With third switch 431
The control signal control conducting of third switch 431 of control terminal electrical connection, the second positive voltage high voltage unit 432 is to the second discharge electrode group
600 output positive voltages.First switch 411 is identical with the working condition of the 4th switch 441 as a result, and second switch 421 and third are opened
The working condition of pass 431 is identical, and the working condition of first switch 411 and second switch 421 is different.No matter pulse ac electric discharge is electric
Which kind of high-pressure work frequency road is under, and synchronization negative ions can all generate simultaneously, makes negative ions point in electric eliminating space
Cloth is uniform, reduces the balanced voltage fluctuation of negative ions.
Figure 17 is the structural schematic diagram of another pulse ac discharge circuit provided by the embodiment of the utility model.Referring to figure
17, optionally, electrion module 400 include: first switch 411, the first positive voltage high voltage unit 412, second switch 421,
First negative voltage high voltage unit 422, third switch 431, the second positive voltage high voltage unit 432, the 4th switch 441 and the second negative electricity
Press high voltage unit 442.The control terminal of first switch 411 is electrically connected with corresponding second control signal input terminal 401, first end with
The electrical connection of first high voltage input terminal；The input terminal of first positive voltage high voltage unit 412 and the second end of first switch 411 are electrically connected
It connects；The control terminal of second switch 421 is electrically connected with corresponding second control signal input terminal 401, and first end and the second high pressure are defeated
Enter end electrical connection；First negative voltage high voltage unit, 422 input terminal is electrically connected with the second end of second switch 421；Third switch 431
Control terminal be electrically connected with corresponding second control signal input terminal 401, first end is electrically connected with the first high voltage input terminal；Second
The input terminal of positive voltage high voltage unit 432 is electrically connected with the second end of third switch 431；The control terminal of 4th switch 441 with it is right
The second control signal input terminal 401 answered is electrically connected, and first end is electrically connected with the second high voltage input terminal；Second negative voltage high pressure list
First 442 input terminals are electrically connected with the second end of the 4th switch 441.Wherein, the output end of the first positive voltage high voltage unit 412 and
The output end of two negative voltage high voltage units 442 is electrically connected with the first discharge voltage output end 404, the first negative voltage high voltage unit
The output end of 422 output end and the second positive voltage high voltage unit 432 is electrically connected with the second discharge voltage output end 405.
The control method of the pulse ac discharge circuit includes: in the first stage, to be electrically connected with the control terminal of first switch 411
The control signal control first switch 411 connect is connected, and the first positive voltage high voltage unit 412 exports just to the first discharge electrode group 500
Voltage；The control signal control second switch 421 being electrically connected with the control terminal of second switch 421 is connected, the first negative voltage high pressure
Unit 422 exports negative voltage to the second discharge electrode group 600；In second stage, the control being electrically connected with the control terminal of the 4th switch 441
Signal processed controls the conducting of the 4th switch 441, and the second negative voltage high voltage unit 442 exports negative voltage to the first discharge electrode group 500；With
The control signal control third switch 431 of the control terminal electrical connection of third switch 431 is connected, the second positive voltage high voltage unit 432
Positive voltage is exported to the second discharge electrode group 600.First switch 411 is identical with the working condition of second switch 421 as a result, third
Switch 431 is identical with the working condition of the 4th switch 441, and first switch 411 is different with the working condition of third switch 431.Nothing
Which kind of it is under high-pressure work frequency by pulse ac discharge circuit, synchronization negative ions can all generate simultaneously, make electric eliminating
Negative ions are evenly distributed in space, reduce the balanced voltage fluctuation of negative ions.
With continued reference to Figure 16 and Figure 17, on the basis of the various embodiments described above, optionally, the first positive voltage high voltage unit
412 include the first positive voltage boosting subelement 412a and anti-back overrating voltage subelement 412b of the first positive pressure, the first positive voltage liter
The input terminal of pressure subelement 412a is electrically connected with the input terminal of the first positive voltage high voltage unit 412, and output end and the first positive pressure are anti-
The input terminal of back overrating voltage subelement 412b is electrically connected, the output end of the anti-back overrating voltage subelement 412b of the first positive pressure and the
The output end of one positive voltage high voltage unit 412 is electrically connected.First negative voltage high voltage unit 422 includes that the first negative voltage boosting is single
The first 422a and anti-back overrating voltage subelement 422b of the first negative pressure, the input terminal and first of the first negative voltage boosting subelement 422a
The input terminal of negative voltage high voltage unit 422 is electrically connected, the input of output end and the anti-back overrating voltage subelement 422b of the first negative pressure
End electrical connection, the output of the output end and the first negative voltage high voltage unit 422 of the anti-back overrating voltage subelement 422b of the first negative pressure
End electrical connection.Second positive voltage high voltage unit 432 includes the second positive voltage boosting subelement 432a and the second positive pressure is anti-struck back
Voltage subelement 432b, the input of the input terminal and the second positive voltage high voltage unit 432 of the second positive voltage boosting subelement 432a
End electrical connection, output end are electrically connected with the input terminal of the anti-back overrating voltage subelement 432b of the second positive pressure, the anti-counterattack of the second positive pressure
The output end of overvoltage subelement 432b is electrically connected with the output end of the second positive voltage high voltage unit 432.Second negative voltage high pressure
Unit 442 includes the second negative voltage boosting subelement 442a and anti-back overrating voltage subelement 442b of the second negative pressure, the second negative electricity
The input terminal of pressure boosting subelement 442a is electrically connected with the input terminal of the second negative voltage high voltage unit 442, and output end is negative with second
The input terminal of anti-back overrating voltage subelement 442b is pressed to be electrically connected, the output end of the anti-back overrating voltage subelement 442b of the second negative pressure
It is electrically connected with the output end of the second negative voltage high voltage unit 442.
The utility model embodiment is respectively in the first positive voltage high voltage unit 412, the first negative voltage high voltage unit 422,
The anti-back overrating voltage subelement of first positive pressure is set in two positive voltage high voltage units 432 and the second negative voltage high voltage unit 442
The anti-back overrating voltage subelement 422b of 412b, the first negative pressure, the anti-back overrating voltage subelement 432b of the second positive pressure and the second negative pressure
Anti- back overrating voltage subelement 442b can prevent from striking back damage the first positive voltage boosting subelement 412a, first negative because of voltage
Boost in voltage subelement 422a, the second positive voltage boosting subelement 432a and the second negative voltage boosting subelement 442a.Optionally,
First positive voltage boosts subelement 412a, the first negative voltage boosting subelement 422a, the second positive voltage boosting subelement 432a, the
Anti- back overrating voltage of two negative voltages boosting subelement 442a, the anti-back overrating voltage subelement 412b of the first positive pressure, the first negative pressure
The anti-back overrating voltage subelement 432b of unit 422b, the second positive pressure and the anti-back overrating voltage subelement 442b of the second negative pressure are used respectively
High-pressure electronic casting glue separates encapsulating, to further prevent striking back damage the first positive voltage boosting subelement 412a, the because of voltage
One negative voltage boosting subelement 422a, the second positive voltage boosting subelement 432a and the second negative voltage boosting subelement 442a.
With continued reference to Figure 16, on the basis of the various embodiments described above, optionally, control input module 800 includes: positive and negative height
Press at least one of alternating frequency control input module and positive or negative high voltage duty ratio control input module.Wherein, positive or negative high voltage
Alternating frequency control input module and positive or negative high voltage duty ratio control input module for example can be the code devices such as toggle switch.
Illustratively, the control method of the pulse ac discharge circuit are as follows: adjustment positive or negative high voltage alternating frequency control input
Module or the first control signal of positive or negative high voltage duty ratio control input module (such as can be encoded signal, including first puts
The parameters such as the frequency and/or duty ratio of piezoelectric voltage output end 404 and the voltage of the second discharge voltage output end 405 output), control
Module 300 is analyzed and processed first control signal, according to the first control signal export four second control signals, four
Second control signal controls first switch 411, second switch 421, third switch 431 and the 4th switch 441 respectively and opens or close
Disconnected, operating frequency is corresponding with first control signal, is achieved in the first discharge voltage output end 404 and the second electric discharge electricity
Output end 405 is pressed to export the adjusting of the frequency and/or duty ratio of the dipulse ac high-voltage of opposite phase.The utility model is implemented
Example setting controls input module by setting positive or negative high voltage alternating frequency or positive or negative high voltage duty ratio controls input module, realizes
Adjust the frequency and duty ratio of the voltage of the first discharge voltage output end 404 and the output of the second discharge voltage output end 405.
Figure 18 is a kind of waveform diagram of first discharge electrode group output voltage provided by the embodiment of the utility model, and Figure 19 is this
The waveform diagram for one kind the second discharge electrode group output voltage that utility model embodiment provides.Referring to Figure 18 and Figure 19, the first positive electricity
Press high voltage unit output positive high voltage duty ratio be equal to the first negative voltage high voltage unit negative high voltage duty ratio, duty cycle rates with
The first control signal that positive or negative high voltage duty ratio controls input module output is corresponding；Second positive voltage high voltage unit exports just
High pressure duty ratio is greater than the negative high voltage duty ratio of the second negative voltage high voltage unit, and duty cycle rates and positive or negative high voltage duty ratio control
The first control signal of input module output is corresponding, to realize defeated in the first discharge voltage output end and the second discharge voltage
Outlet exports different positive and negative high pressure duty ratios.
With continued reference to Figure 16 and Figure 17, on the basis of the various embodiments described above, optionally, high pressure amplitude output control module
200 include: high drive unit and high pressure amplitude output control unit.The input terminal and high pressure amplitude of high drive unit export
The power input 201 of control module 200 is electrically connected；The input terminal of high pressure amplitude output control unit and high drive unit
Output end electrical connection, the first output end are electrically connected with the first high-voltage output end 202, second output terminal and the second high-voltage output end
203 electrical connections, high pressure amplitude output control unit are used to control the voltage magnitude of the first output end and second output terminal output
Size.
Wherein, high pressure amplitude output control unit for example can be the High voltage outputs shifting device such as toggle switch, and high pressure is defeated
Shifting device is divided into positive high voltage output shifting device and negative high voltage output shifting device out, respectively to the output of high drive unit
Supply voltage is modulated, and modulated low-voltage is input to electrion module 400, the output of electrion module 400 with
The positive and negative high-voltage value that High voltage output shifting device matches finally is applied to the first discharge voltage output end 404 and the second electric discharge
On voltage output end 405.It is realized with the mode of low-voltage control high voltage in the first discharge voltage output end 404 and the second electric discharge
It is adjustable that voltage output end 405 exports positive and negative high-voltage value height.Wherein, the first positive voltage boosting subelement 412a and the second positive electricity
The voltage of pressure boosting subelement 432a input is consistent, the first negative voltage boosting subelement 422a and the second negative voltage boosting subelement
The voltage of 442a input is consistent.
With continued reference to Figure 16 and Figure 17, on the basis of the various embodiments described above, optionally, pulsed high voltage discharges circuit is also wrapped
Include the first high-voltage feedback module, the second high-voltage feedback module and display module.The input terminal and first of first high-voltage feedback module
Discharge voltage output end 404 is electrically connected, and output end is electrically connected with the first feedback end of control module 300；Second high-voltage feedback mould
The input terminal of block is electrically connected with the second discharge voltage output end 405, and output end and the second feedback end of control module 300 are electrically connected
It connects；The input terminal of display module is electrically connected with the display control end of control module 300.The pulsed high voltage discharges circuit control method
Further include: when the first positive voltage high voltage unit 412, the first negative voltage high voltage unit 422, the second positive voltage high voltage unit 432 or
When second negative voltage high voltage unit 442 breaks down, the first discharge voltage output end 404 or the second discharge voltage output end 405
The electric voltage exception of output, the first high-voltage feedback module and the second high-voltage feedback module feed back fault-signal to control module 300,
Control module 300 is analyzed and processed according to the fault-signal, generates alarm signal, and display module receives the alarm signal, and
Corresponding warning message is shown, to realize fault alarm function.
Figure 20 is a kind of electrical block diagram of electrion module provided by the embodiment of the utility model, and Figure 21 is this
The electrical block diagram for another electrion module that utility model embodiment provides.0 and Figure 21 referring to fig. 2, Tu20Zhong
Electrion module 400 circuit structure it is corresponding with the pulse ac discharge circuit shown in Figure 16, the electrion in Figure 21
The circuit structure of module 400 is corresponding with the pulse ac discharge circuit shown in Figure 17.Wherein, anti-back overrating voltage of the first positive pressure
It is the anti-back overrating voltage subelement 422b of unit 412b, the first negative pressure, the anti-back overrating voltage subelement 432b of the second positive pressure, second negative
Pressing anti-back overrating voltage subelement 442b is noninductive high-tension resistive.That is, the anti-back overrating voltage subelement 412b of the first positive pressure is
Noninductive high-tension resistive PR3, the anti-back overrating voltage subelement 422b of the first negative pressure are noninductive high-tension resistive NR3, the second positive pressure counnter attack
Hitting overvoltage subelement 432b is noninductive high-tension resistive PR4, and the anti-back overrating voltage subelement 442b of the second negative pressure is noninductive high pressure
Resistance NR4.The output end of noninductive high-tension resistive PR3 and noninductive high-tension resistive NR3 simultaneously connect and as the first discharge voltage output end
404, it is electrically connected with first electrode group, the output end of noninductive high-tension resistive PR4 and noninductive high-tension resistive NR4 simultaneously connect and as second
Discharge voltage output end 405 is electrically connected with second electrode group.
The anti-back overrating voltage subelement 412b of first positive pressure, the anti-back overrating voltage subelement 422b of the first negative pressure, second are just
Press anti-back overrating voltage subelement 432b, the working principle of the anti-back overrating voltage subelement 442b of the second negative pressure is noninductive high pressure
Resistance PR3, noninductive high-tension resistive NR3, noninductive high-tension resistive PR4 and noninductive high-tension resistive NR4 are depressured the high pressure of output
Current limliting processing.Illustratively, the working principle of noninductive high-tension resistive PR3 is that the first positive voltage boosts what subelement 412a was exported
Positive high voltage generates pressure drop on noninductive high-tension resistive PR3.When first switch 411 is connected, and second switch 421 turns off, first
Discharge voltage output end 404 exports positive high voltage, and the positive high voltage of the first discharge voltage output end 404 output is lower than the first positive voltage
The positive high voltage that the subelement 412a that boosts is exported.When first switch 411 turns off, and second switch 421 is connected, in the first discharge voltage
Output end 404 exports negative high voltage, and noninductive high-tension resistive PR3, which can be cut down, is input to the negative height of the first positive voltage boosting subelement 412a
Pressure.When the electrode needle in the first discharge electrode group 500 punctures band positive high voltage electrode needle spark discharge, breakdown voltage work is avoided
For the first positive voltage boosting subelement 412a, prevent from striking back damage the first positive voltage boosting subelement 412a because of voltage.It is noninductive
High-tension resistive NR3, noninductive high-tension resistive PR4 are similar with the working principle of noninductive high-tension resistive NR4, repeat no more.In addition, when the
One positive voltage boosts subelement 412a, the first negative voltage boosting subelement 422a, the second positive voltage boosting subelement 432a and the
Two negative voltages boosting subelement 442a is under nominal drive frequency or when pulsed discharge frequency higher (>=20Hz), noninductive height
Piezoresistance can effectively alleviate high potential assembly fever, be conducive to the steady operation of pulse ac discharge circuit, reduce because of pulse
Security risk caused by device heating in alternating current discharge circuit.
Optionally, the first discharge voltage output end 404 and the second discharge voltage output end 405 export positive and negative direct current respectively
High pressure, the voltage value of the positive and negative high direct voltage are respectively no higher than the voltage drop value of two noninductive high-tension resistives, i.e. the first discharge voltage
The voltage of positive direct-current high pressure and negative dc high voltage that output end 404 exports is respectively no higher than noninductive high-tension resistive NR3 and noninductive height
The voltage drop value of piezoresistance PR3；The positive direct-current high pressure of second discharge voltage output end 405 output and the voltage of negative dc high voltage are distinguished
Not higher than the voltage drop value of noninductive high-tension resistive NR4 and noninductive high-tension resistive PR4.
With continued reference to Figure 20 and Figure 21, on the basis of the various embodiments described above, optionally, the first positive voltage boosting subelement
412a, the first negative voltage boosting subelement 422a, the second positive voltage boosting subelement 432a and the second negative voltage boosting subelement
The working principle of 442a is that will pass through LC multi-harmonic-oscillations through the modulated low-voltage direct source of high pressure amplitude output control unit and pass through
It crosses electronic transformer and exports an ac high-voltage, which carries out multiplication of voltage through multiple high-voltage capacitances and high-voltage diode respectively again
Rectification exports positive and negative high direct voltage.
On the basis of the various embodiments described above, the prior art and the utility model embodiment are tested respectively, tested
The results are shown in Table 1.
Table 1
As can be seen from Table 1, when working frequency is 30Hz, and electric eliminating distance is 100mm, the minimum balance electricity of the prior art
Pressure fluctuation is -98.7V, and mean equilibrium voltage fluctuation is -15V, and maximum balanced voltage fluctuation is 70.4V, and the utility model is implemented
The minimum balanced voltage fluctuation of example is -24.4V, and mean equilibrium voltage fluctuation is -5.6V, and maximum balanced voltage fluctuation is 12.9V；
When working frequency is 5Hz, and electric eliminating distance is 100mm, the minimum balanced voltage fluctuation of the prior art is -398V, mean equilibrium
Voltage fluctuation is -28.5V, and the fluctuation of maximum balanced voltage is 326V, the minimum balanced voltage fluctuation of the utility model embodiment for -
91.4V, mean equilibrium voltage fluctuation are -10.8V, and maximum balanced voltage fluctuation is 70.3V.It can be seen that in high-frequency operation
Under state, electric eliminating apart from it is close when, the utility model embodiment can obtain ideal balanced voltage fluctuation (be less than | ± 35V
|)；Under low frequency working condition, the utility model embodiment is avoided that balanced voltage generates violent wave compared with prior art
It is dynamic.
The utility model embodiment additionally provides a kind of control method of pulse ac discharge circuit, and this method is practical with this
Pulse ac discharge circuit provided by novel any embodiment is control object.Figure 22 is provided by the embodiment of the utility model
A kind of flow diagram of the control method of pulse ac discharge circuit.Referring to fig. 22, the control of the pulse ac discharge circuit
Method the following steps are included:
S110, control module export multiple control signal to electrion module, and the first of control electrion module is put
Piezoelectric voltage output end and the polarity of voltage of the second discharge voltage output end output are opposite.
The utility model embodiment exports multiple control signal to electrion module by control module, and control height presses
First discharge voltage output end of electric module and the polarity of voltage of the second discharge voltage output end output are on the contrary, with prior art phase
Than the utility model embodiment can export cation and anion simultaneously in the discharge electrode group of pulse ac discharge circuit,
The quantity of the positive and negative ion to weigh in the space of discharge electrode group, can not only reduce balanced voltage when electric eliminating is closer
Fluctuation, and balanced voltage fluctuation can be reduced, to improve the property of pulse ac electric discharge device when output frequency reduces
Can, be conducive to it in the application of electronics industry.
Figure 23 is that the process of the control method of another pulse ac discharge circuit provided by the embodiment of the utility model is shown
It is intended to.On the basis of the various embodiments described above, optionally, the electrion module of pulse ac discharge circuit includes: first to open
It closes, the control terminal of first switch is electrically connected with corresponding second control signal input terminal, first end and the first high voltage input terminal electricity
Connection；The input terminal of first positive voltage high voltage unit, the first positive voltage high voltage unit is electrically connected with the second end of first switch；The
Two switches, the control terminal of second switch are electrically connected with corresponding second control signal input terminal, first end and the second high input voltage
End electrical connection；First negative voltage high voltage unit, the first negative voltage high voltage unit input terminal are electrically connected with the second end of second switch；
The control terminal of third switch, third switch is electrically connected with corresponding second control signal input terminal, and first end and the first high pressure are defeated
Enter end electrical connection；Second positive voltage high voltage unit, the second end electricity of input terminal and the third switch of the second positive voltage high voltage unit
Connection；The control terminal of 4th switch, the 4th switch is electrically connected with corresponding second control signal input terminal, and first end is high with second
Press input terminal electrical connection；Second negative voltage high voltage unit, the second end of the second negative voltage high voltage unit input terminal and the 4th switch
Electrical connection；Wherein, the output end of the output end of the first positive voltage high voltage unit and the first negative voltage high voltage unit is put with first
The electrical connection of piezoelectric voltage output end, the output end of the output end of the second positive voltage high voltage unit and the second negative voltage high voltage unit with
The electrical connection of second discharge voltage output end.
Referring to fig. 23, the control method of pulse ac discharge circuit the following steps are included:
S210, in the first stage is connected with the control signal control first switch that the control terminal of first switch is electrically connected, the
One positive voltage high voltage unit exports positive voltage to the first discharge electrode group；The control signal control being electrically connected with the control terminal of the 4th switch
The 4th switch conduction is made, the second negative voltage high voltage unit exports negative voltage to the second discharge electrode group.
S220, in second stage, be connected with the control signal control second switch that the control terminal of second switch is electrically connected, the
One negative voltage high voltage unit exports negative voltage to the first discharge electrode group；The control signal control being electrically connected with the control terminal of third switch
Third switch conduction processed, the second positive voltage high voltage unit export positive voltage to the second discharge electrode group.
Figure 24 is that the process of the control method of another pulse ac discharge circuit provided by the embodiment of the utility model is shown
It is intended to.On the basis of the various embodiments described above, optionally, the electrion module of pulse ac discharge circuit includes: first to open
It closes, the control terminal of first switch is electrically connected with corresponding second control signal input terminal, first end and the first high voltage input terminal electricity
Connection；The input terminal of first positive voltage high voltage unit, the first positive voltage high voltage unit is electrically connected with the second end of first switch；The
Two switches, the control terminal of second switch are electrically connected with corresponding second control signal input terminal, first end and the second high input voltage
End electrical connection；First negative voltage high voltage unit, the first negative voltage high voltage unit input terminal are electrically connected with the second end of second switch；
The control terminal of third switch, third switch is electrically connected with corresponding second control signal input terminal, and first end and the first high pressure are defeated
Enter end electrical connection；Second positive voltage high voltage unit, the second end electricity of input terminal and the third switch of the second positive voltage high voltage unit
Connection；The control terminal of 4th switch, the 4th switch is electrically connected with corresponding second control signal input terminal, and first end is high with second
Press input terminal electrical connection；Second negative voltage high voltage unit, the second end of the second negative voltage high voltage unit input terminal and the 4th switch
Electrical connection；Wherein, the output end of the output end of the first positive voltage high voltage unit and the second negative voltage high voltage unit is put with first
The electrical connection of piezoelectric voltage output end, the output end of the output end of the first negative voltage high voltage unit and the second positive voltage high voltage unit with
The electrical connection of second discharge voltage output end.
Referring to fig. 24, the control method of the pulse ac discharge circuit the following steps are included:
S310, in the first stage is connected with the control signal control first switch that the control terminal of first switch is electrically connected, the
One positive voltage high voltage unit exports positive voltage to the first discharge electrode group；The control signal control being electrically connected with the control terminal of second switch
Second switch conducting processed, the first negative voltage high voltage unit export negative voltage to the second discharge electrode group.
S320, in second stage, control signal the 4th switch conduction of control be electrically connected with the control terminal of the 4th switch, the
Two negative voltage high voltage units export negative voltage to the first discharge electrode group；The control signal control being electrically connected with the control terminal of third switch
Third switch conduction processed, the second positive voltage high voltage unit export positive voltage to the second discharge electrode group.
The utility model embodiment additionally provides a kind of pulse ac electric discharge device.The pulse ac electric discharge device includes:
The pulse ac discharge circuit as provided by the utility model any embodiment.The pulse ac electric discharge device for example can be arteries and veins
Punching exchange ion bar or pulse ac ion blower.
The utility model embodiment is put by the way that first is arranged in the pulse ac discharge circuit of pulse ac electric discharge device
Electrode group and the second discharge electrode group are intervally arranged, and the first discharge voltage output end and the second discharge voltage is arranged in electrion module
Output end, the first discharge electrode group are electrically connected with the first discharge voltage output end, and the second discharge electrode group and the second discharge voltage export
End electrical connection, the first discharge voltage output end and the opposite voltage of the second discharge voltage output end output polarity.With the prior art
It compares, the utility model embodiment can export cation and anion simultaneously in the discharge electrode group of pulse ac discharge circuit,
The quantity of the balanced positive and negative ion in the space of discharge electrode group can not only reduce balance electricity when electric eliminating is closer
Pressure fluctuation, and balanced voltage fluctuation can be reduced, to improve pulse ac electric discharge device when output frequency reduces
Performance is conducive to it in the application of electronics industry.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, is able to carry out for a person skilled in the art various bright
Aobvious variation, readjustment and substitution is without departing from the protection scope of the utility model.Therefore, although passing through above embodiments
The utility model is described in further detail, but the utility model is not limited only to above embodiments, is not departing from
It can also include more other equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Scope of the claims determine.
Claims (8)
1. a kind of pulse ac discharge circuit characterized by comprising
High pressure amplitude output control module, including power input, the first high-voltage output end and the second high-voltage output end, the electricity
Source input terminal is electrically connected with power supply；
Control module, including first control signal input terminal and multiple control signal output end, the first control signal input
End is electrically connected with control input module；
Electrion module, including multiple second control signal input terminals, the first high voltage input terminal, the second high voltage input terminal,
One discharge voltage output end and the second discharge voltage output end, the multiple second control signal input terminal and the multiple control
Signal output end corresponds electrical connection, and first high voltage input terminal is electrically connected with first high-voltage output end, and described the
Two high voltage input terminals are electrically connected with second high-voltage output end；The electrion module is used for according to the multiple second control
The control signal of signal input part input processed, in the first discharge voltage output end and the second discharge voltage output end output stage
The opposite voltage of property；
The the first discharge electrode group and the second discharge electrode group being intervally arranged, the first discharge electrode group and first discharge voltage are defeated
Outlet electrical connection, the second discharge electrode group are electrically connected with the second discharge voltage output end.
2. pulse ac discharge circuit according to claim 1, which is characterized in that the electrion module includes:
First switch, the control terminal of the first switch are electrically connected with the corresponding second control signal input terminal, first end
It is electrically connected with first high voltage input terminal；
First positive voltage high voltage unit, the input terminal of the first positive voltage high voltage unit and the second end electricity of the first switch
Connection；
Second switch, the control terminal of the second switch are electrically connected with the corresponding second control signal input terminal, first end
It is electrically connected with second high voltage input terminal；
The second end of first negative voltage high voltage unit, the first negative voltage high voltage unit input terminal and the second switch is electrically connected
It connects；
The control terminal of third switch, the third switch is electrically connected with the corresponding second control signal input terminal, first end
It is electrically connected with first high voltage input terminal；
The second end electricity of second positive voltage high voltage unit, the input terminal of the second positive voltage high voltage unit and third switch
Connection；
The control terminal of 4th switch, the 4th switch is electrically connected with the corresponding second control signal input terminal, first end
It is electrically connected with second high voltage input terminal；
The second end of second negative voltage high voltage unit, the second negative voltage high voltage unit input terminal and the 4th switch is electrically connected
It connects；
Wherein, the output end of the output end of the first positive voltage high voltage unit and the first negative voltage high voltage unit is and institute
State the electrical connection of the first discharge voltage output end, the output end of the second positive voltage high voltage unit and the second negative voltage high pressure
The output end of unit is electrically connected with the second discharge voltage output end；Alternatively, the first positive voltage high voltage unit is defeated
The output end of outlet and the second negative voltage high voltage unit is electrically connected with the first discharge voltage output end, and described first
The output end of the output end of negative voltage high voltage unit and the second positive voltage high voltage unit is defeated with second discharge voltage
Outlet electrical connection.
3. pulse ac discharge circuit according to claim 2, which is characterized in that
The first positive voltage high voltage unit includes that the first positive voltage boosting subelement and anti-back overrating voltage of the first positive pressure are single
The input terminal of member, the first positive voltage boosting subelement is electrically connected with the input terminal of the first positive voltage high voltage unit, defeated
Outlet is electrically connected with the input terminal of the anti-back overrating voltage subelement of first positive pressure, anti-back overrating voltage of the first positive pressure
The output end of unit is electrically connected with the output end of the first positive voltage high voltage unit；
The first negative voltage high voltage unit includes that the first negative voltage boosting subelement and anti-back overrating voltage of the first negative pressure are single
The input terminal of member, the first negative voltage boosting subelement is electrically connected with the input terminal of the first negative voltage high voltage unit, defeated
Outlet is electrically connected with the input terminal of the anti-back overrating voltage subelement of first negative pressure, anti-back overrating voltage of the first negative pressure
The output end of unit is electrically connected with the output end of the first negative voltage high voltage unit；
The second positive voltage high voltage unit includes that the second positive voltage boosting subelement and anti-back overrating voltage of the second positive pressure are single
The input terminal of member, the second positive voltage boosting subelement is electrically connected with the input terminal of the second positive voltage high voltage unit, defeated
Outlet is electrically connected with the input terminal of the anti-back overrating voltage subelement of second positive pressure, anti-back overrating voltage of the second positive pressure
The output end of unit is electrically connected with the output end of the second positive voltage high voltage unit；
The second negative voltage high voltage unit includes that the second negative voltage boosting subelement and anti-back overrating voltage of the second negative pressure are single
The input terminal of member, the second negative voltage boosting subelement is electrically connected with the input terminal of the second negative voltage high voltage unit, defeated
Outlet is electrically connected with the input terminal of the anti-back overrating voltage subelement of second negative pressure, anti-back overrating voltage of the second negative pressure
The output end of unit is electrically connected with the output end of the second negative voltage high voltage unit.
4. pulse ac discharge circuit according to claim 3, which is characterized in that anti-back overrating voltage of the first positive pressure is single
The anti-back overrating voltage subelement of first, described first negative pressure, the anti-back overrating voltage subelement of the second positive pressure, the second negative pressure counnter attack
Hitting overvoltage subelement is noninductive high-tension resistive.
5. pulse ac discharge circuit according to claim 2, which is characterized in that the first switch, described second open
It closes, third switch and the 4th switch are metal-oxide-semiconductor.
6. pulse ac discharge circuit according to claim 1, which is characterized in that
The control input module includes: positive or negative high voltage alternating frequency control input module and the control input of positive or negative high voltage duty ratio
At least one of module.
7. pulse ac discharge circuit according to claim 1, which is characterized in that the high pressure amplitude output control module
Include:
High drive unit, the power input of the input terminal of the high drive unit and the high pressure amplitude output control module
End electrical connection；
High pressure amplitude output control unit, the input terminal of the high pressure amplitude output control unit and the high drive unit
Output end electrical connection, the first output end are electrically connected with first high-voltage output end, and second output terminal and second high pressure are defeated
Outlet electrical connection, the high pressure amplitude output control unit is for controlling first output end and second output terminal output
Voltage magnitude size.
8. a kind of pulse ac electric discharge device characterized by comprising such as the described in any item pulse acs of claim 1-7
Discharge circuit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920088453.2U CN209267470U (en) | 2019-01-18 | 2019-01-18 | Pulse ac discharge circuit and pulse ac electric discharge device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920088453.2U CN209267470U (en) | 2019-01-18 | 2019-01-18 | Pulse ac discharge circuit and pulse ac electric discharge device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109639174A (en) * | 2019-01-18 | 2019-04-16 | 上海安平静电科技有限公司 | Pulse ac discharge circuit and its control method, pulse ac electric discharge device |
| WO2023070307A1 (en) * | 2021-10-26 | 2023-05-04 | 宁德时代新能源科技股份有限公司 | Battery pack and electrical device |
-
2019
- 2019-01-18 CN CN201920088453.2U patent/CN209267470U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109639174A (en) * | 2019-01-18 | 2019-04-16 | 上海安平静电科技有限公司 | Pulse ac discharge circuit and its control method, pulse ac electric discharge device |
| WO2023070307A1 (en) * | 2021-10-26 | 2023-05-04 | 宁德时代新能源科技股份有限公司 | Battery pack and electrical device |
| US11811054B2 (en) | 2021-10-26 | 2023-11-07 | Contemporary Amperex Technology Co., Limited | Battery pack and power consuming device |
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