CN202305604U - Multi-grade strong quick edge pulse generating device - Google Patents
Multi-grade strong quick edge pulse generating device Download PDFInfo
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- CN202305604U CN202305604U CN2011202529149U CN201120252914U CN202305604U CN 202305604 U CN202305604 U CN 202305604U CN 2011202529149 U CN2011202529149 U CN 2011202529149U CN 201120252914 U CN201120252914 U CN 201120252914U CN 202305604 U CN202305604 U CN 202305604U
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Abstract
The utility model relates to a multi-grade strong quick edge pulse generating device. The device comprises a current limiting resistor, capacitor groups and an air-gap spark switch, wherein an air inlet pipe interface and an air outlet pipe interface are formed in the two opposite ends of the air-gap spark switch; the other two opposite ends of the air-gap spark switch are respectively connected with a positive electrode and a negative electrode; the positive electrode consists of a positive internal electrode and a positive external electrode; the negative electrode consists of a negative internal electrode and a negative external electrode; the capacitor groups include a first capacitor group, a second capacitor group, a third capacitor group and a fourth capacitor group; and the first capacitor group, the second capacitor group, the third capacitor group, the fourth capacitor group and a peaking circuit are sequentially arranged in a direct-current high-voltage power supply in parallel. The defects that the time and labor are wasted and the efficiency is low are overcome through the device. The device can automatically and continuously perform test on the sensitivity of a transient electric field.
Description
Technical field
The utility model relates to a kind of multistage by force soon along the pulse towards generating apparatus.
Background technology
Along with the fast development of electronic technology, it is strong fast increasingly important along the ability of electromagnetic pulse to estimate the electronic equipment resistance, particularly important in military field.
In addition, electronic equipment is when carrying out the transient electric field sensitivity testing, if electromagnetic compatibility equipment EMC design is inconsiderate complete; Tend to occur unusually, even damaged along electromagnetic pulse soon by force, will rectify and improve subsequently; The critical field strength of unusual condition appears in the equipment of finding out along electromagnetic pulse test need to carry out ascending fast of a series of electric field intensity values, (rather than directly applies strong electromagnetic pulse according to the sensitive part of the abnormal occurrence analytical equipment under this critical field strength; Make equipment failure; Analyze abnormal cause facing to " corpse "), take reinforcement protection measure targetedly afterwards, repetition test; Final through resisting the fast of standard electric field strength along the electromagnetic pulse test, design the product that meets electromagnetic compatibility standard.Therefore to high performance urgent especially along electromagnetic pulse generating means demand soon by force.
Existing fast remarkable shortcoming along the electromagnetic pulse generating means is: automation degree of equipment is low, and operation continuously automatically is after the completion single test; Just can stop; Carry out follow-up test if desired, must all carry out manual intervention at every turn, reset test parameters; Wait for testing equipment ready (time is longer), make an experiment afterwards.Need for a long time manual intervention repeatedly to make an experiment continuously like this.During test; Operating personnel carry out parameter setting according to the reading on the instrument; Analogue instrument particularly, the parameter that the different operating personnel read from instrument has certain error, and the parameter that same operating personnel read in the test of different batches has certain error; Test condition is not quite identical like this, causes test findings inconsistent; Moreover operating personnel carry out loaded down with trivial details, dull, mechanical repetitive operation for a long time, tend to occur maloperation, cause test data insincere.Adopt existing equipment to accomplish above-mentioned long run test, waste time and energy, inefficiency, and the test figure confidence level reduces, be unfavorable for that high-quality accomplishes test mission.
The utility model content
The utility model purpose provides that a kind of multistage this device and supporting intelligent controller use jointly by force soon along the pulse towards generating apparatus, can be repeatedly or carry out the test of transient electric field susceptibility automatically continuously.
The technical solution of the utility model:
A kind of multistage by force soon along the pulse towards generating apparatus, its special character is: comprise that MARX generator, gas joins unit and peaking circuit,
Said MARX generator comprise current-limiting resistor R1～R7, capacitor group, air gap spark switch (K1～K4),
The opposite end of said air gap spark switch is provided with draft tube interface and escape pipe interface; The other opposite end of said air gap spark switch is connected with positive electrode E+ and negative electrode E-respectively; Said positive electrode E+ is made up of electrode and positive external electrode in the sun; Said negative electrode E-is made up of electrode in cloudy and cloudy external electrode
Said capacitor group comprise the first capacitor group that the high pressure noninductive capacitor C1～C5 by parallel connection forms, by high pressure noninductive capacitor C6～C10 compose in parallel the second capacitor group, the 3rd capacitor group that composes in parallel by high pressure noninductive capacitor C11～C15 and the 4th capacitor group that composes in parallel by high pressure noninductive capacitor C16～C20; Dc high-voltage source charges to the first capacitor group through the first current-limiting resistance R1; Dc high-voltage source charges to the second capacitor group through the first current-limiting resistance R1, the second current-limiting resistance R2, the 5th current-limiting resistance R5, and dc high-voltage source charges to the 3rd capacitor group through the first current-limiting resistance R1, the second current-limiting resistance R2, the 3rd current-limiting resistance R3, the 5th current-limiting resistance R5 and the 6th current-limiting resistance R6; Dc high-voltage source charges to the 4th capacitor group through current-limiting resistor R1～R7,
The said first capacitor group, the second capacitor group, the 3rd capacitor group, the 4th capacitor group and peaking circuit are connected in parallel between DC high-voltage power supply successively,
The said first capacitor group is connected with the first air gap spark switch K1 with negative electrode E- by positive electrode E+ respectively with the second capacitor group; The said second capacitor group is connected with interstice spark switch K2 with negative electrode E- by positive electrode E+ respectively with the 3rd capacitor group; Said the 3rd capacitor group is connected with the 3rd air gap spark switch K3 with negative electrode E- by positive electrode E+ respectively with the 4th capacitor group; Said the 4th capacitor group is connected with the 4th air gap spark switch K4 with negative electrode E- by positive electrode E+ respectively with peaking circuit
Said gas is joined the unit and is comprised that first gas is joined the unit, second gas joins the unit and the 3rd gas is joined the unit; First gas is joined the unit and is comprised source of the gas, first reduction valve, first charging valve, first gas-filled relay, the first venting relay and the first venting valve; Said source of the gas is connected with the draft tube interface of the first air gap spark switch through first reduction valve, first charging valve; The said first venting valve is connected with the mouth of pipe of giving vent to anger of the first air gap spark switch; Said first gas-filled relay is used to control the opening and closing of first charging valve, and the said first venting relay is used to control the opening and closing of the first venting valve
Said second gas is joined the unit and is comprised source of the gas; Second reduction valve; Second charging valve; Second gas-filled relay; The second venting relay and the second venting valve; Said source of the gas is through second reduction valve; Second charging valve is connected with the draft tube interface of interstice spark switch; The said second venting valve is connected with the mouth of pipe of giving vent to anger of the 4th air gap spark switch; Said second gas-filled relay is used to control opening of second charging valve; Close; The said second venting relay is used to control opening of the second venting valve; Close
Said the 3rd gas is joined the unit and is comprised source of the gas, the 3rd reduction valve, the 3rd charging valve, the 3rd gas-filled relay, the 3rd venting relay and the 3rd venting valve; Said source of the gas is connected with the draft tube interface of the 5th air gap spark switch through the 3rd reduction valve, the 3rd charging valve; Said the 3rd venting valve is connected with the mouth of pipe of giving vent to anger of the 5th air gap spark switch; Said second gas-filled relay is used to control the opening and closing of second charging valve, and the said second venting relay is used to control the opening and closing of the second venting valve.
The advantage that the utility model had:
1, the utility model is under the single pattern, and device is accomplished single test and just stopped, and test needs manual intervention once more.Under continuous mode, device makes an experiment according to increasing progressively field intensity (the big I of increment value is adjusted arbitrarily) mode automatically continuously; Operating personnel only need a long way off, and whether Control Room through the monitor scope responsive phenomenon takes place; According to field condition, send instruction then, abort gets final product.In the long run test process, the test parameters setting is accomplished by device automatically, carries out the parameter feedback through internal sensor, carries out parameters precision control through internal controller, and according to the built-in command starting characteristics test, test findings is accurate.
Through this device,, can carry out the conventional proving test of single in the properties of product authentication phase; Know the real situation at product, the performance rectification stage, can robotization make an experiment continuously, operating personnel are broken away from from loaded down with trivial details, dull, mechanical repetitive operation.
The short form test process shortens test period so greatly, reduces artificial test mistake, strengthens the test condition consistance, improves test efficiency, and the test mission high-quality is accomplished.
2, the utility model reaches following technical indicator through experimental verification:
1] it is steep to produce the signal rising front.Can produce the transient signal that the rise time is 2.3 ± 0.5ns.
2] it is wide to produce signal frequency range.Can produce the simulating signal that the halfwidth time is 23 ± 5ns, the sort signal bandwidth.
3] can produce signal peak field intensity height.Can produce the highfield signal of electric field intensity more than or equal to 50kV/m.
4] fully-automatic intelligent control generation is flexible along electromagnetic pulse high field mode soon, is suitable for multiple test occasion and test objective.Equipment manually single triggers perhaps automatic continuous trigger by force soon along electromagnetic pulse.
Description of drawings
Fig. 1 is soon along electromagnetic pulse high field generator figure;
Fig. 2 air gap spark switch principle schematic;
Fig. 3 first gas is joined the cellular construction synoptic diagram;
Fig. 4 second gas is joined the structural representation of unit;
Fig. 5 the 3rd gas is joined the structural representation of unit.
Embodiment
As shown in Figure 1, electromagnetic pulse generator is joined unit, transmission line and load by MARX generator, peaking circuit, gas and is constituted.The MARX generator is used for elementary energy storage and pulse produces; Peaking circuit is used for pulse compression, the chopped pulse rise time; Transmission line and load are used for the radiation highfield.The MARX generator is made up of current-limiting resistor R1～R7, high pressure noninductive capacitor C1～C20, air gap spark switch K1～K4.If dc high-voltage source output high direct voltage is U, between charge period, dc high-voltage source charges to C1～C5 through R1; Through R2, R5 C6～C10 is charged; Through R1～R3, R5, R6 C11～C15 is charged; Through R1～R7 C16～C20 is charged.After charging was accomplished, the last voltage of capacitor C1～C20 was U, and the last voltage that bears of air gap spark switch K1～K3 is U.Make the first air gap spark switch K1 conducting through external trigger, the voltage that then bears on the air gap spark switch interstice spark switch K1K2 increases to 2U suddenly, and K2 punctures conducting because of bearing voltage rising suddenly like this.In like manner, after the interstice spark switch K2 conducting, the voltage that bears on the 3rd air gap spark switch K3 increases to 3U suddenly, and K3 also punctures conducting because of bearing voltage rising suddenly.Last the 4th air gap spark switch K4 punctures conducting.Current-limiting resistor R1～R7 is the high value power resistor, and after the conducting of air gap spark switch, current-limiting resistor is used to prevent that capacitor C1～C20 is to the dc high-voltage source reverse charging.Peaking circuit is made up of high pressure noninductive capacitor C21 and the air gap spark switch K5 that is full of SF6 gas.After the 4th air gap spark switch K4 conducting, the MARX generator punctures conducting to peaking capacitor C21 charging up to peaking the 5th air gap spark switch K5, and electric current flows through load R8 through transmission line like this, produces transient pulse.The voltage breakdown of the 5th air gap spark switch K5 is far above the voltage breakdown of air gap spark switch K1～K4, and with the instantaneous ON time of the boil down to of the ON time successively K5 of K1～K4, rising edge of a pulse has just improved greatly like this.
Like Fig. 2, the air gap spark switch is an airtight cavity, and left and right side is connected with inflation air valve, venting valve respectively through tracheae; Upper and lower is an electrode, connects high direct voltage.Be full of specific gas according to certain pressure for air gap spark switch inside, apply high voltage to two electrodes about the air gap spark switch simultaneously, because the insulativity of gas; Two not conductings of electrode up and down; High direct voltage is constant on the maintenance electrode, and the gaseous tension that reduces suddenly in the air gap spark switch arrives certain numerical value, and internal gas is by high voltage ionization; Produce electric arc, produce electric arc moment two electrode conductions.Electrode conduction moment, two inter-electrode voltages sharply reduce because of discharge, and because of voltage reduces, gas is ionization no longer, no longer conducting of air gap spark switch like this.Air gap spark ON time is short, bears the voltage height, and discharge current is big, is specially adapted to by force soon along the electromagnetic pulse circuit.
Like Fig. 3, the electromagnetic pulse generator gas circuit is joined the unit by 3 gas and is constituted.The air gap spark switch is divided into 3 groups (K1, K2～K4, K5), and corresponding 3 gas are joined the unit.Joining the unit with the 1st gas is example, and first reduction valve, 10 input ends are connected with the N2 gas cylinder, and the first reduction valve output terminal is connected with first charging valve 11 through tracheae.First charging valve 11, first pressure transducer 12, the first air gap spark switch K1 interconnect through threeway.The first venting valve 14 is connected with the first air gap spark switch K1 through tracheae.Specific compression gas is housed in the gas cylinder, and pressure is higher, and pressure gas at first is adjusted to the suitable gas of pressure through reduction valve.During first charging valve, 11 closures, the gas of reduction valve output can not get into air gap spark switch K1.When first charging valve 11 was opened, the gas of reduction valve output got into the first air gap spark switch K1 through first charging valve 11.First pressure transducer 12 is used to detect the pressure in the first air gap spark switch K1, and to single-chip microcomputer circular pressure value, is controlled according to pressure value by single-chip microcomputer that first charging valve 11, the first venting valve 14 are opened, closure state.When the first venting valve 14 was opened, the first air gap spark switch K1 was through 14 venting of the first venting valve, and the gaseous tension in the first air gap spark switch can reduce suddenly.During the first venting valve, 14 closures, gas can not be emitted in the first air gap spark.In like manner second and third gas is joined unit and the 1st gas and is joined that the unit gas circuit connects, compress control method is identical; Just second gas is joined the unit with air gap spark switch K2～K4 (see figure 4) that is together in series; Carry out air pressure control, the 3rd gas is joined in the 5th air gap spark switch K5 of unit and is filled SF6 gas (see figure 5).
Claims (1)
- One kind multistage by force soon along the pulse towards generating apparatus, it is characterized in that: comprise that MARX generator, gas joins unit and peaking circuit,Said MARX generator comprise current-limiting resistor R1～R7, capacitor group, air gap spark switch (K1～K4),The opposite end of said air gap spark switch is provided with draft tube interface and escape pipe interface; The other opposite end of said air gap spark switch is connected with positive electrode (E+) and negative electrode (E-) respectively; Said positive electrode E+ is made up of electrode and positive external electrode in the sun; Said negative electrode (E-) is made up of electrode in cloudy and cloudy external electrodeSaid capacitor group comprise the first capacitor group that the high pressure noninductive capacitor C1～C5 by parallel connection forms, by high pressure noninductive capacitor C6～C10 compose in parallel the second capacitor group, the 3rd capacitor group that composes in parallel by high pressure noninductive capacitor C11～C15 and the 4th capacitor group that composes in parallel by high pressure noninductive capacitor C16～C20; Dc high-voltage source charges to the first capacitor group through first current-limiting resistance (R1); Dc high-voltage source charges to the second capacitor group through first current-limiting resistance (R1), second current-limiting resistance (R2), the 5th current-limiting resistance (R5), and dc high-voltage source charges to the 3rd capacitor group through first current-limiting resistance (R1), second current-limiting resistance (R2), the 3rd current-limiting resistance (R3), the 5th current-limiting resistance (R5) and the 6th current-limiting resistance (R6); Dc high-voltage source charges to the 4th capacitor group through current-limiting resistor R1～R7,The said first capacitor group, the second capacitor group, the 3rd capacitor group, the 4th capacitor group and peaking circuit are connected in parallel between DC high-voltage power supply successively,The said first capacitor group and the second capacitor group are passed through positive electrode respectively; (E+) and negative electrode; (E-) with the first air gap spark switch; (K1) connect; Said second capacitor group and the 3rd capacitor group are passed through positive electrode respectively; (E+) and negative electrode; (E-) with the interstice spark switch; (K2) connect; Said the 3rd capacitor group and the 4th capacitor group are passed through positive electrode respectively; (E+) and negative electrode; (E-) with the 3rd air gap spark switch; (K3) connect; Said the 4th capacitor group and peaking circuit pass through positive electrode respectively; (E+) and negative electrode; (E-) with the 4th air gap spark switch; (K4) connectSaid gas is joined the unit and is comprised that first gas is joined the unit, second gas joins the unit and the 3rd gas is joined the unit; First gas is joined the unit and is comprised source of the gas, first reduction valve, first charging valve, first gas-filled relay, the first venting relay and the first venting valve; Said source of the gas is connected with the draft tube interface of the first air gap spark switch through first reduction valve, first charging valve; The said first venting valve is connected with the mouth of pipe of giving vent to anger of the first air gap spark switch; Said first gas-filled relay is used to control the opening and closing of first charging valve, and the said first venting relay is used to control the opening and closing of the first venting valveSaid second gas is joined the unit and is comprised source of the gas; Second reduction valve; Second charging valve; Second gas-filled relay; The second venting relay and the second venting valve; Said source of the gas is through second reduction valve; Second charging valve is connected with the draft tube interface of interstice spark switch; The said second venting valve is connected with the mouth of pipe of giving vent to anger of the 4th air gap spark switch; Said second gas-filled relay is used to control opening of second charging valve; Close; The said second venting relay is used to control opening of the second venting valve; CloseSaid the 3rd gas is joined the unit and is comprised source of the gas, the 3rd reduction valve, the 3rd charging valve, the 3rd gas-filled relay, the 3rd venting relay and the 3rd venting valve; Said source of the gas is connected with the draft tube interface of the 5th air gap spark switch through the 3rd reduction valve, the 3rd charging valve; Said the 3rd venting valve is connected with the mouth of pipe of giving vent to anger of the 5th air gap spark switch; Said second gas-filled relay is used to control the opening and closing of second charging valve, and the said second venting relay is used to control the opening and closing of the second venting valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202529149U CN202305604U (en) | 2011-07-18 | 2011-07-18 | Multi-grade strong quick edge pulse generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202529149U CN202305604U (en) | 2011-07-18 | 2011-07-18 | Multi-grade strong quick edge pulse generating device |
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| Publication Number | Publication Date |
|---|---|
| CN202305604U true CN202305604U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202529149U Expired - Fee Related CN202305604U (en) | 2011-07-18 | 2011-07-18 | Multi-grade strong quick edge pulse generating device |
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| CN (1) | CN202305604U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113187A (en) * | 2014-07-07 | 2014-10-22 | 西北核技术研究所 | Rapid-response electrical pulse triggering system and method based on primary pulse source charging |
| CN105306015A (en) * | 2015-09-18 | 2016-02-03 | 西北核技术研究所 | Resonant charging nanosecond leading edge pulse current generator |
| CN110196351A (en) * | 2019-06-24 | 2019-09-03 | 北京宇航系统工程研究所 | A kind of electric initiator electromagnetic pulse susceptibility test device |
| CN113740639A (en) * | 2021-08-12 | 2021-12-03 | 西安交通大学 | Cable bundle electromagnetic pulse sensitivity testing system and method based on long line crosstalk |
-
2011
- 2011-07-18 CN CN2011202529149U patent/CN202305604U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113187A (en) * | 2014-07-07 | 2014-10-22 | 西北核技术研究所 | Rapid-response electrical pulse triggering system and method based on primary pulse source charging |
| CN104113187B (en) * | 2014-07-07 | 2017-01-04 | 西北核技术研究所 | Fast-response electric pulse based on the charging of primary pulse source triggers system and method |
| CN105306015A (en) * | 2015-09-18 | 2016-02-03 | 西北核技术研究所 | Resonant charging nanosecond leading edge pulse current generator |
| CN105306015B (en) * | 2015-09-18 | 2018-02-09 | 西北核技术研究所 | A kind of resonant charging nanosecond forward position impulse current generator |
| CN110196351A (en) * | 2019-06-24 | 2019-09-03 | 北京宇航系统工程研究所 | A kind of electric initiator electromagnetic pulse susceptibility test device |
| CN113740639A (en) * | 2021-08-12 | 2021-12-03 | 西安交通大学 | Cable bundle electromagnetic pulse sensitivity testing system and method based on long line crosstalk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20170718 |