CN101916899A - Telescopiform resistance high-voltage pulse attenuator - Google Patents
Telescopiform resistance high-voltage pulse attenuator Download PDFInfo
- Publication number
- CN101916899A CN101916899A CN2010102186242A CN201010218624A CN101916899A CN 101916899 A CN101916899 A CN 101916899A CN 2010102186242 A CN2010102186242 A CN 2010102186242A CN 201010218624 A CN201010218624 A CN 201010218624A CN 101916899 A CN101916899 A CN 101916899A
- Authority
- CN
- China
- Prior art keywords
- input
- resistance
- taper
- changeover portion
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Non-Reversible Transmitting Devices (AREA)
Abstract
The invention relates to a telescopiform resistance high-voltage pulse attenuator used for high-voltage nanosecond pulse attenuation transmission, wherein both the input end and the output end of the attenuator utilize a taper transition structure to solve the problem of impedance matching between an attenuator and a pulse stimulator system; a matching shunt resistor and a divider resistor utilize a coaxial telescopiform structure to realize coupling performance compensation of a distributed capacitor; and a high-power high-frequency high-voltage resistor is selected to solve the problems of high peak value, high power and the like. The load of an electromagnetic pulse stimulator system before and after inserting the attenuator is ensure to be not changed through selecting the resistance value of the matching shunt resistor; the impedance matching between the attenuator and the stimulator system is realized through a front transition structure and a back transition structure to reduce reflection and oscillation; and the coupling performance compensation of the distributed capacitor can be realized through the telescopiform structure between the matching shunt resistor and the divider resistor. The whole structure takes the benefit of improving the performance of the attenuator.
Description
Technical field
The present invention is a kind of telescopiform resistance high-voltage pulse attenuator, and its decay transmission performance is optimized, and is applicable to the decay of peak value, fast leading transient electric pulse.
Background technology
Can be adjustable in the larger context for the peak value of pulse field intensity that makes electromagnetic pulse simulator, designed resistor-type electromagnetic pulse attenuator.The factor of distributed capacitance and impedance mismatching etc. over the ground of attenuator can cause wave distortion phenomenons such as too much loss of radio-frequency component, wave reflection and vibration.Around the performance compensation of attenuator and with the impedance matching of pulse simulator system, its structure influence rule of simulation analysis is determined good structure, and then optimizes and determine its structural parameters, to reach good fade performance, is good problem to study.
Summary of the invention
Technical problem: the factor of distributed capacitance and impedance mismatching etc. over the ground of attenuator can cause wave distortion phenomenons such as too much loss of radio-frequency component, wave reflection and vibration.The present invention proposes a kind of telescopiform resistance high-voltage pulse attenuator that is used for high-voltage nanosecond pulse decay transmission, its input, output adopt tapering transition formula structure to solve the resistance matching problem of attenuator and pulse simulator system; The coupling shunt resistance adopts coaxial telescopiform structure to realize distributed capacitance manifold type performance compensation with divider resistance; And select for use high-power, high-frequency and high-voltage resistance to solve problems such as peak value, high power.
Technical scheme: in the telescopiform resistance high-voltage pulse attenuator of the present invention, the outer layer metal radome of attenuator is made of a hollow tubular outer layer metal radome stage casing, the taper input changeover portion that is connected two ends, outer layer metal radome stage casing and taper output changeover portion; In outer metallic shield stage casing, be provided with divider resistance, the outside of divider resistance is with insulating sleeve, the insulating sleeve outside is with the coupling shunt resistance, be filled with the high pressure silicone grease between insulating sleeve and divider resistance and the coupling shunt resistance, the coupling shunt resistance is connected copper ring by insulating support with supporting and is bearing in the outer layer metal radome stage casing, the input of coupling shunt resistance and divider resistance inserts the high pressure input utmost point by input copper core, the input copper core outside is first insulating sleeve and insulating support, the output of divider resistance connects output copper core, the outside of output copper core is second insulating sleeve, and the outside of the output of divider resistance is with insulating case; The input in radome stage casing links to each other with taper input changeover portion, and the small end of taper input changeover portion constitutes high voltage input terminal with the input copper core and first insulating sleeve, links to each other with transmission line by coaxial connector; The output in outer layer metal radome stage casing links to each other with taper output changeover portion, and the small end of taper output changeover portion and the output of exporting the copper core and second insulating sleeve formation attenuator link to each other with the input transmission line of field irradiation unit by coaxial connector.
Coupling shunt resistance and divider resistance are the telescopiform structure, and taper output changeover portion, taper input changeover portion cone angle are 25 °～30 °.
The material of outer layer metal radome interlude, taper input changeover portion and taper output changeover portion is metallic aluminium or copper; First insulating sleeve, second insulating sleeve, insulating sleeve and insulating support are polytetrafluoroethylene or polyformaldehyde; Coupling shunt resistance and divider resistance are the noninductive glass glaze film resistor of ceramic base tubulose high-frequency and high-voltage.
Utilize the coupling of the distributed capacitance between coupling shunt resistance and divider resistance to realize the mechanism of performance compensation, thereby and change the method that the coupling amount is adjusted the performance of attenuator by relative length and the diameter that changes both.
Utilizing cone angle is that 25 °～30 ° input changeover portion and taper output changeover portion are realized respectively and the impedance matching of the input transmission line of the output transmission line of clock and an irradiation unit, reduces the reflection and the vibration of transmission.
Guarantee that by the resistance of selecting the coupling shunt resistance load of electromagnetic pulse simulator system before and after attenuator inserts is constant; By the impedance matching of front and back transition structure realization attenuator and simulation system, reduce reflection and vibration; By the telescopiform structure of coupling shunt resistance and divider resistance, realize the compensation of distributed capacitor coupling performance.Total helps to improve the performance of attenuator.
Beneficial effect:
1, the taper straight transitions structure at two ends helps reducing the reflection of system transmissions;
2, the telescopiform structure of coupling shunt resistance and divider resistance realizes distributed capacitance manifold type performance compensation, thereby can change the performance that the coupling amount is adjusted attenuator by relative length and the diameter that changes both;
3, solve the difficult problem of high-power transition steep-sided pulse decay;
4, simple for structure.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Have among the figure: first insulating sleeve 1; Insulating support 2; Insulating sleeve 3; Coupling shunt resistance 4; Divider resistance 5; Insulating case 6; Second insulating sleeve 7; Output copper core 8; Taper output changeover portion 9; Supporting connects copper ring 10; Outer layer metal radome stage casing 11; Taper input changeover portion 12; Input copper core 13.
Embodiment
The outer layer metal ground shield (hereinafter to be referred as radome) of high voltage pulse resistor-type attenuator of the present invention.
By an outer layer metal radome stage casing 11, taper input changeover portion 12 and taper output changeover portion 9 constitute, in outer metallic shield stage casing 11, be provided with divider resistance 5, the outside of divider resistance 5 is with insulating sleeve 3, insulating sleeve 3 outsides are with coupling shunt resistance 4, be filled with the high pressure silicone grease between insulating sleeve 3 and divider resistance 3 and the coupling shunt resistance 4, coupling shunt resistance 4 is connected copper ring 10 by insulating support 2 with supporting and is bearing in the outer layer metal radome stage casing 11, the input of coupling shunt resistance 4 and divider resistance 5 is by input copper core 13, insert the high pressure input utmost point, input copper core 13 outsides are first insulating sleeve 1 and insulating support 2, the output of divider resistance 5 connects output copper core 8, the outside of output copper core 8 is second insulating sleeves 7, and the outside of the output of divider resistance 5 is with insulating case 6; The input in outer layer metal radome stage casing 11 and taper input changeover portion 12 links to each other, and the small end of taper input changeover portion 12 and input copper core 13 and first insulating sleeve, 1 formation high voltage input terminal are by the coaxial connector (not shown) that links to each other with transmission line; The output in outer layer metal radome stage casing 11 links to each other with taper output changeover portion 9, the small end of taper output changeover portion 9 and the output copper core 8 and second insulating sleeve 7 constitute the output of attenuators, by the coaxial connector (not shown) that links to each other with the input transmission line of field irradiation unit.
The selection of material, shape, connected mode
Outer layer metal ground shield interlude is straight tubular, and its input and output changeover portion is conical blank pipe, and material is metallic aluminium or copper; Insulating sleeve, insulating sleeve and insulating support etc. is polytetrafluoroethylene or polyformaldehyde, interior insulation filling has the high pressure silicone grease; Coupling shunt resistance and divider resistance are the noninductive glass glaze film resistor of ceramic base tubulose high-frequency and high-voltage.Input, output link to each other with system by special high-tension connector.
Claims (3)
1. a telescopiform resistance high-voltage pulse attenuator is characterized in that the outer layer metal radome of this attenuator is exported changeover portion (9) formation by a hollow tubular outer layer metal radome stage casing (11), the taper input changeover portion (12) that is connected two ends, outer layer metal radome stage casing (11) and taper; In outer metallic shield stage casing (11), be provided with divider resistance (5), the outside of divider resistance (5) is with insulating sleeve (3), insulating sleeve (3) outside is with coupling shunt resistance (4), be filled with the high pressure silicone grease between insulating sleeve (3) and divider resistance (5) and the coupling shunt resistance (4), coupling shunt resistance (4) is connected copper ring (10) by insulating support (2) with supporting and is bearing in the outer layer metal radome stage casing (11), the input of coupling shunt resistance (4) and divider resistance (5) inserts the high pressure input utmost point by input copper core (13), input copper core (13) outside is first insulating sleeve (1) and insulating support (2), the output of divider resistance (5) connects output copper core (8), the outside of output copper core (8) is second insulating sleeve (7), and the outside of the output of divider resistance (5) is with insulating case (6); The input in radome stage casing (11) links to each other with taper input changeover portion (12), and the small end of taper input changeover portion (12) constitutes high voltage input terminal with input copper core (13) and first insulating sleeve (1), links to each other with transmission line by coaxial connector; The output in outer layer metal radome stage casing (11) links to each other with taper output changeover portion (9), the small end of taper output changeover portion (9) and the output of exporting copper core (8) and second insulating sleeve (7) formation attenuator link to each other with the input transmission line of field irradiation unit by coaxial connector.
2. telescopiform resistance high-voltage pulse attenuator according to claim 1, it is characterized in that mating shunt resistance (4) and be the telescopiform structure with divider resistance (5), taper output changeover portion (9), taper input changeover portion (12) cone angle are 25 °～30 °.
3. telescopiform resistance high-voltage pulse attenuator according to claim 1 is characterized in that the material of outer layer metal radome interlude (11), taper input changeover portion (12) and taper output changeover portion (9) is metallic aluminium or copper; First insulating sleeve (1), second insulating sleeve (7), insulating sleeve (3) and insulating support (2) are polytetrafluoroethylene or polyformaldehyde; Coupling shunt resistance (4) and divider resistance (5) are the noninductive glass glaze film resistor of ceramic base tubulose high-frequency and high-voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010218624 CN101916899B (en) | 2010-06-30 | 2010-06-30 | Telescopiform resistance high-voltage pulse attenuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010218624 CN101916899B (en) | 2010-06-30 | 2010-06-30 | Telescopiform resistance high-voltage pulse attenuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101916899A true CN101916899A (en) | 2010-12-15 |
| CN101916899B CN101916899B (en) | 2013-01-02 |
Family
ID=43324333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010218624 Expired - Fee Related CN101916899B (en) | 2010-06-30 | 2010-06-30 | Telescopiform resistance high-voltage pulse attenuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101916899B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928740A (en) * | 2014-04-24 | 2014-07-16 | 中国工程物理研究院应用电子学研究所 | High-power wide-spectrum quarter-wave switching oscillator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1131432A (en) * | 1965-03-10 | 1968-10-23 | Bird Electronic Corp | Improvements in or relating to electrical coaxial line terminating devices |
| GB2138161A (en) * | 1983-04-15 | 1984-10-17 | Standard Telephones Cables Ltd | Attenuator in optical fibre connector |
| CN201741781U (en) * | 2010-06-30 | 2011-02-09 | 南京信息工程大学 | Coaxial resistance type high-voltage pulse attenuator |
-
2010
- 2010-06-30 CN CN 201010218624 patent/CN101916899B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1131432A (en) * | 1965-03-10 | 1968-10-23 | Bird Electronic Corp | Improvements in or relating to electrical coaxial line terminating devices |
| GB2138161A (en) * | 1983-04-15 | 1984-10-17 | Standard Telephones Cables Ltd | Attenuator in optical fibre connector |
| CN201741781U (en) * | 2010-06-30 | 2011-02-09 | 南京信息工程大学 | Coaxial resistance type high-voltage pulse attenuator |
Non-Patent Citations (1)
| Title |
|---|
| 曲忠旭: "高压纳秒脉冲电阻分压器的结构", 《电子测量技术》, vol. 32, no. 11, 30 November 2009 (2009-11-30) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928740A (en) * | 2014-04-24 | 2014-07-16 | 中国工程物理研究院应用电子学研究所 | High-power wide-spectrum quarter-wave switching oscillator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101916899B (en) | 2013-01-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103682535B (en) | Coaxial cavity dual-band filter based on Stepped Impedance structure | |
| CN201741781U (en) | Coaxial resistance type high-voltage pulse attenuator | |
| CN101916899B (en) | Telescopiform resistance high-voltage pulse attenuator | |
| CN109406851A (en) | A kind of coaxial type resistance divider and its high frequency response compensation method | |
| CN104811156A (en) | Resonance enhanced type broadband impedance matching circuit and matching method | |
| CN102496775B (en) | Ultrashort wave frequency band broadband antenna | |
| CN201904538U (en) | Coaxial shielding type gas spark switch | |
| CN103513081A (en) | High-precision rapid-responding electric resistor type impulse voltage divider | |
| CN102013635B (en) | Coaxial shield gas spark switch | |
| CN104409183B (en) | A kind of built-in capacitance presses the composite insulator of screen | |
| CN105306016B (en) | Coaxial spiral reentries pulse-forming line | |
| CN203553090U (en) | High-performance standing wave debugging apparatus for space travelling wave tube | |
| CN203644914U (en) | Coaxial cavity dual-band filter based on step impedance structure | |
| CN101098041B (en) | Airborne ultra-short wave antenna | |
| CN105048226A (en) | Radio-frequency coaxial cable connector | |
| CN105932394B (en) | A kind of design method of the coaxial energy coupler of helix TWT | |
| CN102278257B (en) | Engine ignition system with electromagnetic interference shield assembly | |
| CN103105600A (en) | Pulse measurement probe demarcating room | |
| CN104836010A (en) | Charging type high-power wide-spectrum oscillator for unmatched transmission wire by use of forming wire | |
| Chen et al. | Middle range wireless power transfer systems with multiple resonators | |
| CN105207651A (en) | Coaxial pulse forming line with high-impedance and high-voltage output function | |
| CN105448389B (en) | Low-impedance high-voltage coaxial cable | |
| CN102769406A (en) | Annular series loaded line connection structure | |
| CN209249842U (en) | A kind of SMA type rf adapter | |
| CN103269210B (en) | A kind of VFTO filter being applicable to GIS body type digital acquisition device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20150630 |
|
| EXPY | Termination of patent right or utility model |