CN110022083A - A kind of Impulsive Current device by transmission cable peaking electric current - Google Patents
A kind of Impulsive Current device by transmission cable peaking electric current Download PDFInfo
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- CN110022083A CN110022083A CN201910397066.1A CN201910397066A CN110022083A CN 110022083 A CN110022083 A CN 110022083A CN 201910397066 A CN201910397066 A CN 201910397066A CN 110022083 A CN110022083 A CN 110022083A
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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
Abstract
The invention discloses a kind of Impulsive Current devices by transmission cable peaking electric current, including several Marx energy-storage modules, each Marx energy-storage module is in parallel connection in the Marx energy-storage module, several cable A are provided between Marx energy-storage module each in Marx energy-storage module and cable junction station, cable A is connect with all Marx energy-storage module and cable junction station simultaneously, cable B and Plate-Transmission-Line are provided between cable junction station and load, cable B connects the indoor load of target after being transitioned into Plate-Transmission-Line by cable junction station.By longer cable connection load region and energy-storage module, load region is opposite flexibly to place the present invention, be conducive to carry out experiment with other large-scale science apparatus joints；By rationally designing cable length, current peak can be effectively improved, is conducive to carry out material kinetics under higher on-load pressure and tests.
Description
Technical field
The present invention relates to pulse power science and technology fields, and in particular to a kind of to pass through the strong of transmission cable peaking electric current
Pulse current device.
Background technique
Impulsive Current device refers to through relatively long time energy storage, then Fast Compression, conversion, final abrupt release
To the device of load, its usual operating voltage 103~107V generates Impulsive Current 103~107A, pulsewidth 10-5~10-10s.By force
Pulse current device has weight in the ambits such as material science, the earth and planetary science, fluid dynamics, high-energy density physics
Want application prospect.
There is knot by the compact pulse high current device of low-inductive capacitor energy storage technology, low inductive transmission line technology
The features such as structure is compact, and construction cost is low, and operational efficiency is high, by the favor of many researchers, transmission technology is mainly wrapped
Including mainly has VELOCE, GEPI, CQ-4 etc. with parallel-plate and cable transmission, the representative of flat-type device, the dress based on cable transmission
Setting mainly has CQ-3, CQ-7, and in the Thor device etc. built, is considered based on construction cost and structural compactness, CQ-3,
CQ-7 device uses transmission cable short as far as possible, when connection mismatches load, the meeting of penetrating of turning back back and forth of voltage wave on transmission cable
The higher-order of oscillation on current waveform is caused, need to be adjusted by adjusting electric discharge timing；Thor device uses sufficiently long cable (two
Times cable electrical length time is greater than waveform rising time) avoid the influence of back wave, it is lower that this has resulted in discharge current,
Currently, such device generates electric current in several MA or so, tests, need further to carry out material kinetics under higher on-load pressure
Optimize transmission path, obtain bigger electric current, promotes load capability.
Summary of the invention
The technical problem to be solved by the present invention is to the prior arts when connection mismatches load, voltage wave on transmission cable
The higher-order of oscillation penetrated and will cause on current waveform of turning back back and forth, need to be adjusted when need to be discharged by adjusting, or need long enough
Cable avoid the influence of back wave, this has resulted in pulse current low efficiency, has influenced load capability, its purpose is to provide
A kind of Impulsive Current device by transmission cable peaking electric current, the Impulsive Current device pass through transmission cable peaking electric current
Waveform, to obtain bigger pulse current, conducive to the dynamic physical experimental study carried out under higher pressure.
The present invention is achieved through the following technical solutions: a kind of Impulsive Current device by transmission cable peaking electric current,
Including several Marx energy-storage modules, each Marx energy-storage module converges in connecting cable after parallel connection in the Marx energy-storage module
Device, cable junction station connect the indoor load of target, are specifically each Marx energy-storage module and cable in Marx energy-storage module
Several cable A are provided between junction station, cable A is connect with all Marx energy-storage module and cable junction station simultaneously, electricity
It is provided with cable B and Plate-Transmission-Line between cable junction station and load, cable B is transitioned into Plate-Transmission-Line by cable junction station
The indoor load of target is connected afterwards, is to draw cable B in figure.Pass through low-inductive capacitor energy storage technology, low inductive transmission line at present
The compact pulse high current device of technology has the features such as compact-sized, construction cost is low, and operational efficiency is high, by many sections
The favor of worker is ground, transmission technology mainly includes mainly having with parallel-plate and cable transmission, the representative of flat-type device
VELOCE, GEPI, CQ-4 etc., the device based on cable transmission mainly have CQ-3, CQ-7, and in the Thor device etc. built, base
Consider in construction cost and structural compactness, CQ-3, CQ-7 device uses transmission cable short as far as possible, and connection mismatches load
When, voltage wave is turned back on transmission cable, and to penetrate a time too short, in electric current uphill process, repeatedly turns back and penetrates superposition and will cause electricity
There is the higher-order of oscillation on stream waveform rising edge, need to be adjusted when need to be discharged by adjusting；Thor device uses sufficiently long cable
(twice of cable, electrical length time be greater than waveform rising time) avoids the influence of back wave.This programme is then that design is moderate
Cable length (tetra- times of cable electrical length times of twice of cable electrical length time < current waveform rise time <) because test
Used load is generally high impedance load, it is difficult to realize that matching transmission, voltage wave are passed by more low-impedance transmission cables
It can turn back and penetrate when transporting to load, after twice of the time of cable electrical length, the voltage wave of reflection propagates to negative for the first time
It carries, peaking is carried out to electric current using the voltage wave of reflection, more high current can be obtained, when by four times of times of cable electrical length
Afterwards, when the voltage wave second pass of reflection casts to load, it is not in high frequency oscillation, current waveform that electric current rising, which is over,
The case where rising is more smooth, mutually less passes through cable peaking (cable length 0), current amplitude improve about 25%, we
Case devises new cable bus structure, reduces inductance, to realize higher pulse current, is conducive to realize material under higher pressure
Dynamic behavior Physical Experiment research.
Further, Marx energy-storage module includes the shielding cylinder of the cylindrical type of inner hollow and top end opening, in shielding cylinder
Open end be provided with cover board, several monopole modules and one block of output electrode plate, monopole mould are provided in the inner cavity of shielding cylinder
Block is sequentially connected each along the inner cavity of shielding cylinder in longitudinal, output electrode plate between monopole module and cover board, bottom
Monopole module is connected with shielding cylinder intracavity bottom, and the monopole module of the top is connected with output electrode plate, cable A and output electrode
Plate connection, one end of cable A are located at outside shielding cylinder after passing through cover board.Marx energy-storage module is also referred to as Marx generator, is logical
It crosses low-voltage dc power supply and generates high-voltage pulse, by the high-pressure installation of capacitor charged in parallel discharged in series again, it can imitate thunder and lightning
And the processes such as switching overvoltage.So being frequently used for the high energy physical test such as insulation impulse withstand voltage and media impingement breakdown, electric discharge
In.Marx generator on the market substantially uses monopole arrangement mode at present, and this arrangement mode is frequently used for insulation impact
In the high energy physical test such as pressure resistance and media impingement breakdown, electric discharge, in order to obtain higher output voltage, this arrangement mode exists
Charging voltage height (positive and negative 100kV), so that device fluctuation of service, equipment damage when be easy to causeing test, while once occurring
In device when some parts damages, entire generator can only all be scrapped, and increase use cost, to solve the above-mentioned problems, we
Case is then to be sequentially connected in series these monopole modules by being provided with several monopole modules in the inner cavity of shielding cylinder, is being carried out
It is advantageously reduced when test charging voltage (positive and negative 50kV), device operation is more stable, can prevent testing equipment from damaging, and utilizes
The matching of transmission cable and energy-storage module connects, so that efficiency of transmission maximizes, is advantageously implemented higher on-load pressure, carries out material
The dynamic behavior of material is studied simultaneously because multistage connection, and whens one of parts damages, which need to only correspond to, to be replaced,
It not will cause generator integrally to scrap, such generator use cost reduces.
Further, monopole module includes two capacitors and a switch, the switch setting in same monopole module
It is connect between the capacitors and simultaneously with two capacitors, the capacitor of bottom and shielding cylinder intracavity bottom connect in capacitor
It connects, the capacitor of the top is connected with output electrode plate.A monopole module is constituted by switch and two capacitors, is being run
When, each monopole module, which carries out primary corresponding charging voltage, to be reduced, charging voltage can be integrally reduced after being used in series, thus
So that stable.
Further, switching with capacitor is connect by electrode, and top electrode is both provided on each switch under
Electrode, top electrode connects with switch top, and lower electrode is connect with lower part is switched, switch top top electrode and close capacitor
Connection, the lower electrode for switching lower part are connect with close capacitor, realize the transmission of electric current.Switch top top electrode with lean on
Close capacitor connection, the lower electrode for switching lower part are connect with close capacitor, and the top electrode for switching top fills positive high voltage,
The lower electrode of switch lower part fills negative high-voltage.In order to enable fixation is stronger, the top electrode of switch or lower electrode with it is close
The electrode of capacitor be connected by screw to.
Cable A quantity is more, and every cable A includes inner core and outer core, is insulated by insulator separation, wherein inner core
Positioned at outer core inner, one end of outer core is connect with cover board, and the other end is located at outside shielding cylinder, one end of inner core pass through cover board with
Output electrode plate connection, the other end also in shielding cylinder outside, matching transmission is able to carry out in this way, so that efficiency of transmission is maximum
Change.
And cable junction station includes several ground electrodes, and ground electrode is sequentially overlapped fixation, ground electrode is connected with ground electrode
Disk, all ground electrodes are connect with the same ground electrode disk, are provided with high-field electrode in the inner cavity of ground electrode, in ground electrode
High-field electrode bottom in each ground electrode inner cavity is provided with insulated support, insulated support simultaneously with corresponding high-voltage electricity
Pole bottom and the contact of ground electrode inner chamber bottom surface, high-field electrode are connected with high-field electrode disk, all high-field electrodes with the same height
Electrode disk connection, and high-field electrode disk and ground electrode disk mutually insulated are pressed, several connecting rod A are provided in ground electrode, even
Extension bar A passes through all ground electrodes and fixes with each ground electrode, and several connecting rod B are provided in high-field electrode, connects
Bar B passes through all high-field electrodes and fixes with each high-field electrode, and the inner core ground electrode of cable B is connected on high-field electrode,
The outer core of cable B is connect with ground electrode.This junction station of this programme design is by designing several ground electrodes, by all ground electricity
Pole is sequentially overlapped fixation, and all ground electrodes are connect with the same ground electrode disk, are provided in the inner cavity of ground electrode
High-field electrode, all high-field electrodes are connect with the same high-field electrode disk, and high-field electrode disk and ground electrode disk mutually insulated,
All ground electrodes are connected and fixed using several connecting rod A being arranged in ground electrode, what is be arranged in high-field electrode is several
All high-field electrodes are connected and fixed by root connecting rod B, to guarantee that energization efficiency, connecting rod are all made of metallic rod, high-field electrode with
The connection of cable inner core, ground electrode are connect with the outer core of cable, high-field electrode and ground electrode can be converged to Plate-Transmission-Line in this way
Electrode disk, inductance can be further decreased, be conducive to obtain more high current, improve load capability.In order to realize high-field electrode on ground
Installation in electrode, the high-field electrode bottom in ground electrode in each ground electrode inner cavity are provided with insulated support, insulation
Supporting element is contacted with corresponding high-field electrode bottom and ground electrode inner chamber bottom surface simultaneously.Supporting element, energy are made using insulating materials
High-field electrode and ground electrode is enough prevented mutually to be powered.
Further, the center of all ground electrodes and all high-field electrodes are centrally disposed in same straight line in ground electrode
On, connecting rod A and connecting rod B are circularly and evenly distributed around the straight line, and every connecting rod A and connecting rod B are in same circumference
On be alternately arranged.In order to which effect of converging is more preferable, preferably ground electrode and high-field electrode are carried out up and down along corresponding position
It is symmetrical arranged, with connecting rod A and the alternately arranged setting of connecting rod B, so that inductance reduces, electric current obtains efficiency and reaches highest.
Connecting rod A contacts influence test with high-field electrode in order to prevent, and each high-field electrode is provided in high-field electrode
Several through-holes, number of openings and connecting rod A quantity Matching, through-hole circumferentially shape setting, connecting rod A pass through corresponding lead to herein
Kong Bingyu through-hole wall is contactless, and the conical round cyclic structure of high-field electrode, and, high-field electrode disk tapered along center of circle direction
It is arranged in annulus inner cavity, connecting rod B is close to the inner wall of annulus, so that structure is more stable and compact, practical upper connecting rod B is worn
It crosses all high-field electrodes and constitutes energization, and connecting rod A is not formed with high-field electrode and is directly contacted, the through-hole passed through.
Connecting rod B contacts influence test with ground electrode in order to prevent, and each ground electrode is provided with several in ground electrode
Through-hole, the quantity Matching of number of openings and connecting rod B, through-hole circumferentially shape setting, connecting rod B pass through corresponding through-hole simultaneously herein
It is contactless with through-hole wall, and the conical round ring structure of ground electrode, and it is tapered along center of circle direction, ground electrode disk is arranged in annulus
In inner cavity, for connecting rod A close to the inner wall of annulus, this result makes structure more compact and secured, in order to prevent connecting rod B with
Ground electrode contacts and causes to be powered, so being provided with through-hole on ground electrode, connecting rod A passes through all ground electrodes and the company of being formed
Composition is connect to be powered.
Compared with prior art, the present invention having the following advantages and benefits:
(1) by longer cable connection load region and energy-storage module, load region is opposite flexibly to place the present invention, be conducive to
Carry out experiment with other large-scale science apparatus joints；
(2) present invention can effectively improve current peak, be conducive to carry out higher load pressure by rationally designing cable length
Material kinetics are tested under power.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the cross-sectional view of Marx energy-storage module；
Fig. 3 is the structural schematic diagram of cable junction station；
Fig. 4 is the scheme of installation of connecting rod；
Fig. 5 is the current curve diagram that discharges under different cable lengths.
Label and corresponding parts title in attached drawing:
1-Marx energy-storage module, 2- cable A, 3- cable junction station, 4- Plate-Transmission-Line, 5- target chamber, 6- load, 8- lid
Plate, 9- output electrode plate, 10- shielding cylinder, 11- switch, 12- capacitor, 13- connection sheet, 14- ground electrode, 15- high-field electrode,
16- connecting rod B, 17- ground electrode disk, 18- high-field electrode disk, 19- insulated support, 20- connecting rod A, 21- through-hole.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment
As shown in Figure 1 and Figure 2, a kind of Impulsive Current device by transmission cable peaking electric current comprising primary to be formed
Marx energy-storage module 1, transmission cable A 2, cable junction station 3, Plate-Transmission-Line 4 and the load 6 in circuit, and Marx generator
Shielding cylinder 10 including inner hollow and top end opening, shielding cylinder 10 is designed using cylindrical structure, in the inner cavity of shielding cylinder 10
In be provided with 200 monopole modules and one block of output electrode plate 9, monopole module each along shielding cylinder 10 inner cavity in it is longitudinal successively
Connection is exactly to be arranged along the axis of shielding cylinder 10, and each monopole module is exactly a Marx module, and each monopole module includes
The capacitor 12 of two 50kV/600nF and a gas switch 11 connect, and about 2.5 ohm of impedance, monopole module uses capacitor
The composition mode of 12- switch 11- capacitor 12 is attached, and the switch 11 in same monopole module is arranged between capacitor 12
And connect simultaneously with two capacitors 12, and output electrode plate 9 is located in shielding cylinder 10 and close opening, positioned at all lists
Above pole module, the open end of shielding cylinder 10 is provided with cover board 8, the open end of cover board 8 and shielding cylinder 10 is fixed and can be complete
All standing open end, output electrode plate 9 are connect by connecting component with cover board 8, are both provided with top electrode on each capacitor 12
With lower electrode, top electrode is located at 12 top surface of capacitor, and lower electrode is located at the bottom surface of capacitor 12, wherein the top in capacitor 12
Capacitor 12 connect with output electrode plate 9 by top electrode, the capacitor 12 of bottom pass through lower electrode in shielding cylinder 10
Bottom of chamber portion connection, adjacent monopole module by the top electrode of capacitor 12 close to each other and lower electrode composition connection sheet 13 into
Row connection, guarantees energization efficiency.Top electrode on 11 top of switch fills positive high voltage, and the lower electrode of 11 lower part of switch fills negative high electricity
Pressure, in order to guarantee the stability of connection, the electrode by the top electrode of switch 11 or lower electrode with close capacitor 12 passes through
Screw connection.Four 10 ohm of low-impedance transmission cable A2 are connected on output electrode plate 9, every cable A2 includes inner core
With outer core, wherein inner core is located at outer core inner, and one end of outer core is connect with cover board 8, and the other end is located at outside shielding cylinder 10, will
One end of inner core is connect after passing through cover board 8 with output electrode plate 9, and the other end is located at outside shielding cylinder 10.200 modules are passed through
800 low-impedance transmission cable transmissions are converged by cable junction station 3 and are transmitted to Plate-Transmission-Line 4 using cable B, later
Into target chamber 5, feed-in load 6.Due to being multistage Marx module connection, charging voltage is advantageously reduced, device operation is more steady
It is fixed, it can prevent testing equipment from damaging, while connecting by the matching of transmission cable and energy-storage module, so that efficiency of transmission is maximum
Change, simultaneously because multistage connection, whens one of parts damages, which need to only correspond to, to be replaced, and it is whole not will cause generator
Body is scrapped, and such generator use cost reduces.
Such as Fig. 3, Fig. 4, cable junction station includes four ground electrodes 14, and all ground electrodes 14 are sequentially overlapped fixation, and
It is symmetrical arranged so that all ground electrodes 14 are divided into two parts along horizontal plane, ground electrode 14 is in the cone-shaped ring knot of inner hollow
Structure, and it is tapered along center of circle direction, high-field electrode 15 is provided in the inner cavity of ground electrode 14, high-field electrode 15 is also in inside
Hollow cone-shaped ring structure, and it is tapered along center of circle direction, in order to which high-field electrode 15 to be formed to fixation in ground electrode 14, and
And also need to prevent from being mutually powered between high-field electrode 15 and ground electrode 14, so each 14 inner cavity of ground electrode in ground electrode 14
In 15 bottom of high-field electrode be provided with insulated support 19, insulated support 19 simultaneously with corresponding 15 bottom of high-field electrode
It is contacted with 14 inner chamber bottom surface of ground electrode, had both played installation during the test in this way and fixed, and also played insulation protection.
Consider from structure and installation, first all ground electrodes 14 to be formed pair towards center of circle direction by seeing from vertical direction after contracting
Together, it is provided with a ground electrode disk 17 in the annulus inner cavity that ground electrode 14 is formed, the ground electrode 14 being located at horizontal line is dashed forward
It is connect out with ground electrode disk 17, and constitutes the connection that is powered to form all ground electrode 14 and this ground electrode disk 17, on ground
Be provided with connecting rod A20 made of 36 metal materials in electrode 14, connecting rod A20 pass through all ground electrodes 14 and with it is each
Ground electrode 14 is fixed, and all ground electrodes 14 are thus formd fixation, since high-field electrode 15 is located at each ground electricity
In pole 14, each high-field electrode 15 equally to form alignment by seeing from vertical direction after contracting towards center of circle direction, in high-field electrode 15
It is provided with a high-field electrode disk 18 in the annulus inner cavity of formation, is similarly positioned in the high-field electrode 15 at horizontal line and protrudes and one
High-field electrode disk 18 connects, and constitutes the connection that is powered to form all high-field electrode 15 and this high-field electrode disk 18,
Connecting rod B16 made of 36 metal materials is provided in high-field electrode 15, connecting rod B16 passes through all high-field electrodes 15 simultaneously
It is fixed with each high-field electrode 15, all high-field electrodes 15 are thus formd into fixation, in order to reduce connecting rod A20 and company
The length of extension bar B16, the corresponding ground electrode 14 or high-field electrode 15 passed through for it is considered, preferably passes through position
Smaller across length in this way at the inner wall close to annulus, fixation is more convenient, structurally, connecting rod B16 is located at high pressure
Between electrode disk 18 and insulated support 19, connecting rod A20 is between ground electrode disk 17 and insulated support 19.
The annulus that all ground electrodes 14 are formed and the annulus that all high-field electrodes 15 are formed are constituted into concentric circles, it is electric in this wise
Pole disk 17 and high-field electrode disk 18 are located in concentric circles, are presented bottom and are installed, as shown in figure 3,18, high-field electrode disk
Above ground electrode disk 17, and 17 mutually insulated of high-field electrode disk 18 and ground electrode disk, connecting rod A20 and connecting rod B16 around
The concentric circles be circularly and evenly distributed, every connecting rod A20 and connecting rod B16 are alternately arranged on the same circumference.
And when connecting respective ground electrode 14 and high-field electrode 15 with connecting rod B16 by connecting rod A20, it can only the company of correspondence
It connects, but actually ground electrode 14 and high-field electrode 15 are from vertically seeing there is intersection in structure, allows connection if be not considered
When bar A20 or connecting rod B16 is directly through insertion, this will result in intersection and is powered, this does not allow in test, therefore
Each ground electrode 14 is both provided with several through-holes 21, high-voltage electricity in each high-field electrode 15 and ground electrode 14 in high-field electrode 15
21 quantity of through-hole on pole 15 is matched with connecting rod A20, and 21 quantity of through-hole on ground electrode 14 is matched with connecting rod B16, through-hole
21 size is greater than corresponding connecting rod A20 or connecting rod B16 diameter, and also circumferentially shape is arranged through-hole 21, and connecting rod A20 is worn
Cross corresponding through-hole 21 and contactless with 21 inner wall of through-hole, connecting rod B16 pass through corresponding through-hole 21 and with 21 inner wall of through-hole without
Contact.
Due to 200 monopole modules, 4 cable A of each connection, 800 transmission cable A are divided for upper and lower 8 layers of connecting cable
Junction station 3, cable A inner core pass through 14 shell of ground electrode and are connected on high-field electrode 15, and the outer core of cable A connects ground electrode 14, this
High-field electrode and ground electrode symmetrical above and below are converged to the upper/lower electrode disk of Plate-Transmission-Line by scheme, can further decrease electricity
Sense is conducive to obtain more high current, in this way test when obtain accurate data, guarantee test pulse power scientific research it is accurate
Property.
The pulse high current of 10MA or more can be generated on 3nH, the load of 2m Ω using apparatus of the present invention, Fig. 5 is difference
Discharge under cable length results of weak current, by reasonably selecting disconnected cable length, can effective peaking current peak, obtain more high current,
Current maxima (does not pass through transmission path peaking, transmission cable length is 0) to be promoted to 14.2MA (transmission cable from 11.3MA
Length is 40m), amplitude improves about 25%, and it is obvious to promote effect.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of Impulsive Current device by transmission cable peaking electric current, which is characterized in that including several Marx energy storage
Module (1), each Marx energy-storage module (1) is in connecting cable junction station (3) after in parallel, electricity in the Marx energy-storage module (1)
Cable junction station (3) connects the load (6) in target chamber (5).
2. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 1, which is characterized in that
Several cable A are provided between each Marx energy-storage module (1) and cable junction station (3) in the Marx energy-storage module (1)
(2), cable A (2) simultaneously connect with all Marx energy-storage module (1) and cable junction station (3), cable junction station (3) and bear
It carries and is provided with cable B and Plate-Transmission-Line (4) between (6), cable B is transitioned into Plate-Transmission-Line (4) by cable junction station (3)
The load (6) in target chamber (5) is connected afterwards.
3. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 2, which is characterized in that
The Marx energy-storage module (1) includes the shielding cylinder (10) of the cylindrical type of inner hollow and top end opening, in shielding cylinder (10)
Open end is provided with cover board (8), several monopole modules and one block of output electrode plate are provided in the inner cavity of shielding cylinder (10)
(9), monopole module is sequentially connected each along the inner cavity of shielding cylinder (10) in longitudinal, output electrode plate (9) be located at monopole module with
Between cover board (8), the monopole module of bottom is connected with shielding cylinder (10) intracavity bottom, the monopole module and output electricity of the top
Pole plate (9) connection, cable A (2) are connect with output electrode plate (9), and one end of cable A (2) passes through cover board (8) and is located at shielding cylinder afterwards
(10) external.
4. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 3, which is characterized in that
The monopole module includes two capacitors (12) and a switch (11), and switch (11) setting in same monopole module exists
While connecting between capacitor (12) and with two capacitors (12), the capacitor (12) of bottom and shielding in capacitor (12)
Cylinder (10) intracavity bottom connection, capacitor (12) and output electrode plate (9) connection of the top.
5. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 4, which is characterized in that
The top electrode on described switch (11) top is connect with close capacitor (12), switchs the lower electrode and close electricity of (11) lower part
Container (12) connection, the top electrode on switch (11) top fill positive high voltage, and the lower electrode of switch (11) lower part fills negative high-voltage.
6. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 3, which is characterized in that
The cable A (2) includes inner core and outer core, and inner core is located at outer core inner, is insulated by insulator separation, outer core and cover board (8)
Connection, inner core are connect with output electrode plate (9).
7. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 1, which is characterized in that
The cable junction station (3) includes several ground electrodes (14), and ground electrode (14) is sequentially overlapped fixation, ground electrode (14) connection
Have ground electrode disk (17), all ground electrodes (14) connect with the same ground electrode disk (17), in the inner cavity of ground electrode (14)
It is provided with high-field electrode (15), high-field electrode (15) bottom in ground electrode (14) in each ground electrode (14) inner cavity is respectively provided with
Have insulated support (19), insulated support (19) simultaneously with corresponding high-field electrode (15) bottom and ground electrode (14) interior bottom of chamber
Face contact, high-field electrode (15) are connected with high-field electrode disk (18), all high-field electrodes (15) with the same high-field electrode disk
(18) it connects, and high-field electrode disk (18) and ground electrode disk (17) mutually insulated, several companies is provided in ground electrode (14)
Extension bar A (20), connecting rod A (20) pass through all ground electrodes (14) and fix with each ground electrode (14), in high-field electrode
(15) be provided with several connecting rod B (16) in, connecting rod B (16) pass through all high-field electrodes (15) and with each high-voltage electricity
Pole (15) is fixed, and the inner core ground electrode (14) of cable B is connected on high-field electrode (15), the outer core of cable B and ground electrode (14)
Connection.
8. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 7, which is characterized in that
The center of all ground electrodes (14) and all high-field electrodes (15) is centrally disposed in same straight line in the ground electrode (14)
On, connecting rod A (20) and connecting rod B (16) are circularly and evenly distributed around the straight line, every connecting rod A (20) and connecting rod
B (16) is alternately arranged on the same circumference.
9. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 8, which is characterized in that
Each high-field electrode (15) is provided with several through-holes (21) in the high-field electrode (15), and circumferentially shape is set through-hole (21)
It sets, connecting rod A (20) passes through corresponding through-hole (21) and contactless with through-hole (21) inner wall, high-field electrode (15) tapered annulus
Shape structure, and it is tapered along center of circle direction, high-field electrode disk (18) is arranged in annulus inner cavity, and connecting rod B (16) is close to annulus
Inner wall.
10. a kind of Impulsive Current device by transmission cable peaking electric current according to claim 8, feature exist
In, each ground electrode (14) is provided with several through-holes (21) in the ground electrode (14), and circumferentially shape is arranged through-hole (21),
Connecting rod B (16) passes through corresponding through-hole (21) and contactless with through-hole (21) inner wall, ground electrode (14) conical round ring structure,
And it is tapered along center of circle direction, ground electrode disk (17) is arranged in annulus inner cavity, inner wall of the connecting rod A (20) close to annulus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397066.1A CN110022083B (en) | 2019-05-14 | 2019-05-14 | Strong pulse current device for peaking current through transmission cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110288888A (en) * | 2019-07-30 | 2019-09-27 | 国网上海市电力公司 | A kind of remodeling method of cable sheath grounding circulation simulator and the case that replaces |
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| CN110022083B (en) | 2020-04-03 |
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