CN108682605A - A kind of two cavity high power microwave generators of coupling and application method - Google Patents
A kind of two cavity high power microwave generators of coupling and application method Download PDFInfo
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- CN108682605A CN108682605A CN201810486649.7A CN201810486649A CN108682605A CN 108682605 A CN108682605 A CN 108682605A CN 201810486649 A CN201810486649 A CN 201810486649A CN 108682605 A CN108682605 A CN 108682605A
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- cavity
- microwave
- coupling
- electron beam
- high power
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/10—Magnet systems for directing or deflecting the discharge along a desired path, e.g. a spiral path
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/04—Cathodes
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- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
The present invention relates to a kind of two cavity high power microwave generators of coupling and application methods,Belong to the theory of relativity electrovacuum microwave device technology field,The microwave generator includes cathode,Anode,Guide magnetic field generator and output conductor,The anode interior is equipped with cavity,The cathode is used for launching electronics beam,The electron beam forms electron beam channel along cavity transfer,Along the transmission direction of electron beam,Buncher is equipped in the cavity successively,Coupling mechanism and transducing chamber,The coupling mechanism includes coupler and multiple support chips in coupler,The present invention adds coupling mechanism between buncher and transducing chamber,Simultaneously,Multiple support chips are set in coupling mechanism,Not only realize the coupling between buncher and transducing chamber,And multiple support chips form the scheme control that coaxial transmission line also achieves High-Power Microwave generator,High-Power Microwave generator single mode under conditions of operating mode is controllable is set to run,It is simple in structure,It is easily operated.
Description
Technical field
The invention belongs to the theory of relativity electrovacuum microwave device technology fields, relate in particular to a kind of two cavity high powers of coupling
Microwave generator and application method.
Background technology
Traditional, normal radar electronic countermeasure technology and its weaponry are after decades of development, relatively ripe,
Attacking and defending both sides have respective confrontation method and measure under certain condition.Conventional radar countermeasure techniques feature：The work(of jammer
Rate, jamming signal type, jamming effectiveness are relatively high, but the disadvantage is that radar transmitting wave, which describes, is easily detected intercepting and capturing.In electronic detection skill
On the basis of art, radar operating frequency, transmission power, operating mode, polarization mode etc. may be obtained by other side.
High-Power Microwave is as a kind of novel electromagnetic interference means, mainly for electronic reconnaissance, communication, synthetic aperture thunder
Up to etc. plurality of target interfered and attacked, can degrade or damage microwave remote sensor, such as observing and controlling receiver (USB, UCB), electronics
The reconnaissance receiver of scouting and the SAR radar receivers of synthetic aperture radar image-forming are scouted to make it lose ground monitoring
Corresponding scouting fighting efficiency is lost with imaging.Therefore, a side can be reduced or destroy using this ability of High-Power Microwave to exist
The aerial image of microwave spectral coverage and reconnaissance capability, and destructively face communication and the control energy of aircraft (such as unmanned plane)
Power.From the mechanism of action, the theory of relativity electrovacuum microwave device has relativistic magnetron, relativistic backward wave oscillator (BWO), travelling-wave tubes
(TWT), gyrotron, Virtual Cathode Oscillators (VCO), relativistic klystron (RKA) and get over oscillating tube.It is true in these the theory of relativity electricity
In empty microwave device, scheme control is the key technology for influencing High-Power Microwave generator normal work.
Invention content
For various deficiencies of the prior art, inventor's optimization one kind in long-term practice has the advantages of simple structure and easy realization
The two cavity high power microwave generator of coupling and application method of monotype operation.
To achieve the above object, the present invention provides the following technical solutions：
A kind of two cavity high power microwave generators of coupling, including cathode, anode, guiding magnetic field generator and output conductor,
The anode is symmetrical cylindric, is made by metal material, is internally provided with the cavity in vacuum state, the cathode
For launching electronics beam and its be located at one end of cavity, the electron beam forms electron beam channel along cavity transfer, described defeated
Go out the other end that conductor is located at cavity, the magnetic field generator is located at anode peripheral；
Along the transmission direction of electron beam, buncher, coupling mechanism and transducing chamber, the coupling are equipped in the cavity successively
It includes coupler and multiple support chips in coupler to close mechanism, the buncher, coupler be connected with transducing chamber and
Coaxially, and the radius of three is all higher than cavity radius, and the buncher and transducing chamber are set as cylindric, and the coupler is set as
Annular shape, and multiple support chips are uniformly distributed along the circumferencial direction of coupler；
The output conductor includes the inner wire and outer conductor with cavity coaxial configuration each other, the inner wire face cathode
Setting, the outer conductor are arranged the periphery with inner wire, and form the microwave output channel of annular between the two to export microwave.
Further, along the length direction of cavity, the length of the coupler is 0.7-1.1 times that exports microwave wavelength.
Further, the length of the support chip is couple cavity length 0.8 times.
Further, the coupling mechanism to the microwave of operating mode frequency be completely through, to frequency be less than work
What the microwave of mode frequency was off, and it is unmatched higher than the microwave of operating mode frequency to frequency.
Further, the number of the support chip is n, and the microwave wavelength of the operating mode is λ, the internal diameter of the outer conductor
For R1, the radius of the inner wire is R2, then
Further, the cathode is equipped with annulus protrusion, the annulus protrusion face microwave output channel setting.
Further, one end of the outer conductor and the side wall of transducing chamber offset, and one end of the inner wire is located at transducing chamber
It is internal.
Further, the vacuum degree of the cavity is no more than 10-2Pa。
In addition, the present invention also provides a kind of application method of two cavity high power microwave generators of coupling, include the following steps：
S1：By emission of cathode electron beam, guiding magnetic field generator generates guiding magnetic field, and electron beam is in the case where guiding magnetic fields
Buncher is initially passed through, realizes that electron beam velocity modulation, modulated electron beam realize electron energy to microwave energy in transducing chamber
Conversion；
S2：Fraction microwave energy in transducing chamber is coupled to buncher by coupling mechanism, and enhanced modulation chamber is to electronics
The velocity modulation of beam, meanwhile, most of microwave energy in transducing chamber is exported micro- to get high power by microwave output channel
Wave.
The beneficial effects of the invention are as follows：
Coupling mechanism is added between buncher and transducing chamber, meanwhile, multiple support chips are set in coupling mechanism, it is not only real
The coupling between buncher and transducing chamber is showed, and multiple support chips form coaxial transmission line and also achieve High-Power Microwave hair
The scheme control of raw device makes High-Power Microwave generator single mode under conditions of operating mode is controllable run, simple in structure, is easy to
Operation.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the side view of coupling mechanism.
In attached drawing：1- cathodes, 2- anodes, 3- guiding magnetic field generator, 4- cavitys, 5- bunchers, 6- transducings chamber, 7- couplings
Chamber, 8- support chips, 9- electron beam channels, 10- inner wires, 11- outer conductors, 12- microwaves output channel, 13- annulus protrusion, 14-
Catch.
Specific implementation mode
It is right with reference to the attached drawing of the present invention in order to make those skilled in the art more fully understand technical scheme of the present invention
Technical scheme of the present invention carries out clear, complete description, and based on the embodiment in the application, those of ordinary skill in the art exist
The other similar embodiments obtained under the premise of not making creative work, shall fall within the protection scope of the present application.
In addition, the direction word mentioned in following embodiment, such as "upper" "lower" " left side " " right side " etc. are only the directions of refer to the attached drawing, because
This, the direction word used is for illustrative and not limiting the invention.
Embodiment one：
With reference to figure 1, a kind of two cavity high power microwave generators of coupling, including cathode 1, anode 2, guiding magnetic field generator 3
And output conductor, the anode 2 are symmetrical cylindric, are made, are internally provided in vacuum state by metal material
Cavity 4, preferably, the vacuum degree of the cavity 4 is no more than 10-2Pa。
The cathode 1 is used for launching electronics beam and it is located at one end of cavity 4, and the anode 2 is for receiving electron beam, institute
Microwave generator is stated to be driven by pulse power supply.The output conductor is located at the other end of cavity, meanwhile, the magnetic field generator
3 are located at the periphery of anode 2 to generate the guiding magnetic field of guiding electron beam transmission, and electron beam is formed in 4 transmission process of cavity
The radius of electron beam channel 9, the electron beam channel 9 is less than the microwave cut-off radius of operating mode.
Along the transmission direction of electron beam, buncher 5, coupling mechanism and transducing chamber 6 are equipped in the cavity 4 successively, together
When, the coupling mechanism includes coupler 7 and multiple support chips 8 in coupler 7, the buncher 5,7 and of coupler
Transducing chamber 6 is connected and coaxially, and the radius of three is all higher than 4 radius of cavity, and in addition, the buncher 5 and transducing chamber 6 are all provided with
For cylindrical shape, the coupler 7 is set as circular, that is to say, that buncher 5 and transducing chamber 6 are connected to cavity 4, and are coupled
It not being connected between chamber 7 and cavity 4, the both ends of coupler 7 are connected to buncher 5, transducing chamber 6 respectively, meanwhile, coupler 7 and sky
There are the catch 14 of annular between chamber 4, the material of the catch 14 is identical as the material of anode 2.In addition, in order to realize electronics with
The synchronized relation of microwave, along the length direction of cavity 4, the length of the coupler 7 is to export the 0.7-1.1 of microwave wavelength
Times, meanwhile, in order to realize that control of the coupling mechanism to operating mode, the length of the support chip 8 are the 0.8 of 7 length of coupler
Times.
The output conductor includes the inner wire 10 and outer conductor 11 with the coaxial configuration each other of cavity 4, the inner wire 10
Face cathode 1 is arranged, and the outer conductor 11 is arranged the periphery with inner wire 10, and the microwave output for forming annular between the two is logical
Road 12 is to export microwave.In addition, the cathode 1 is equipped with annulus protrusion 13, the raised 13 face microwave output channels of the annulus
12 settings, one end of the outer conductor 11 and the side wall of transducing chamber 6 offset, and one end of the inner wire 10 is located in transducing chamber 6
Portion.
When specifically used, by 1 launching electronics beam of cathode, guiding magnetic field generator 3 generates guiding magnetic field, and electron beam is guiding
Buncher 5 is initially passed through under magnetic fields, realizes that electron beam velocity modulation, modulated electron beam are fully assembled, changed
Energy chamber 6 realizes that conversion of the electron energy to microwave energy, the fraction microwave energy in transducing chamber 6 are coupled to by coupling mechanism
Buncher 5, enhanced modulation chamber 5 to the velocity modulation of electron beam, meanwhile, most of microwave energy in transducing chamber 6 passes through microwave
Output channel 12 exports to get High-Power Microwave.
The coupling mechanism to the microwave of operating mode frequency be completely through it is i.e. transparent lossless, to frequency be less than work
What the microwave of operation mode frequency was off, and it is unmatched higher than the microwave of operating mode frequency to frequency.It is more with reference to figure 2
A support chip 8 is uniformly distributed along the circumferencial direction of coupler 7.Meanwhile the number of the support chip 8 is n, the microwave wave of the operating mode
The internal diameter of a length of λ, the outer conductor 11 are R1, the radius of the inner wire 10 is R2, then
That is, the number of support chip 8 is decided by operating mode microwave wavelength.
The present invention is described in detail above, described above, only the preferred embodiments of the invention, when cannot
Limit the scope of the present invention, i.e., it is all according to the made equivalent changes and modifications of the application range, it all should still belong to covering scope of the present invention
It is interior.
Claims (9)
1. a kind of two cavity high power microwave generators of coupling, which is characterized in that including cathode, anode, guiding magnetic field generator and
Output conductor, the anode are symmetrical cylindric, are made by metal material, are internally provided with the sky in vacuum state
Chamber, the cathode is used for launching electronics beam and it is located at one end of cavity, and the electron beam forms electron beam along cavity transfer
Channel, the output conductor are located at the other end of cavity, and the magnetic field generator is located at anode peripheral；
Along the transmission direction of electron beam, buncher, coupling mechanism and transducing chamber, the coupling machine are equipped in the cavity successively
Structure includes coupler and multiple support chips in coupler, and the buncher, coupler are connected and coaxially with transducing chamber,
And the radius of three is all higher than cavity radius, the buncher and transducing chamber are set as cylindric, and the coupler is set as annulus
Shape, and multiple support chips are uniformly distributed along the circumferencial direction of coupler；
The output conductor includes the inner wire and outer conductor with cavity coaxial configuration each other, and the inner wire face cathode is set
It sets, the outer conductor is arranged the periphery with inner wire, and forms the microwave output channel of annular between the two to export microwave.
2. a kind of two cavity high power microwave generators of coupling according to claim 1, which is characterized in that along the length of cavity
Direction is spent, the length of the coupler is 0.7-1.1 times that exports microwave wavelength.
3. a kind of two cavity high power microwave generators of coupling according to claim 1, which is characterized in that the support chip
Length is couple cavity length 0.8 times.
4. according to a kind of any two cavity high power microwave generators of coupling of claim 1-3, which is characterized in that the coupling
Close mechanism to the microwave of operating mode frequency be completely through, frequency is off less than the microwave of operating mode frequency
, and it is unmatched higher than the microwave of operating mode frequency to frequency.
5. a kind of two cavity high power microwave generators of coupling according to claim 4, which is characterized in that the support chip
Number is n, and the microwave wavelength of the operating mode is λ, and the internal diameter of the outer conductor is R1, the radius of the inner wire is R2, then
6. a kind of two cavity high power microwave generators of coupling according to claim 5, which is characterized in that set on the cathode
There is annulus raised, the annulus protrusion face microwave output channel is arranged.
7. a kind of two cavity high power microwave generators of coupling according to claim 5, which is characterized in that the outer conductor
One end and the side wall of transducing chamber offset, and one end of the inner wire is located at transducing intracavitary portion.
8. a kind of two cavity high power microwave generators of coupling according to claim 5, which is characterized in that the cavity it is true
Reciprocal of duty cycle is no more than 10-2Pa。
9. a kind of application method using the two cavity high power microwave generator of coupling as described in claim 1-8 any one,
It is characterized by comprising the following steps：
S1：By emission of cathode electron beam, guiding magnetic field generator generates guiding magnetic field, and electron beam is first worn in the case where guiding magnetic fields
Ovennodulation chamber realizes that electron beam velocity modulation, modulated electron beam realize that electron energy turns to microwave energy in transducing chamber
Change；
S2：Fraction microwave energy in transducing chamber is coupled to buncher by coupling mechanism, and enhanced modulation chamber is to electron beam
Velocity modulation, meanwhile, most of microwave energy in transducing chamber is exported by microwave output channel to get High-Power Microwave.
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|---|---|---|---|
| CN201810486649.7A CN108682605B (en) | 2018-05-21 | 2018-05-21 | coupled two-cavity high-power microwave generator and use method thereof |
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| CN201810486649.7A CN108682605B (en) | 2018-05-21 | 2018-05-21 | coupled two-cavity high-power microwave generator and use method thereof |
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| CN108682605B CN108682605B (en) | 2020-01-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113745076A (en) * | 2021-09-27 | 2021-12-03 | 四川和诚振药科技有限公司 | High-power microwave oscillator based on feedback loop and microwave generation method |
| US11894208B2 (en) | 2020-11-15 | 2024-02-06 | Elve Inc. | Multi-layer vacuum electron device and method of manufacture |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208315A (en) * | 2011-04-26 | 2011-10-05 | 中国人民解放军国防科学技术大学 | Compact relativity backward wave oscillator (RBWO) with adjustable low-frequency-range frequency |
| CN105529234A (en) * | 2016-01-19 | 2016-04-27 | 中国人民解放军国防科学技术大学 | X-and-Ku-waveband power-adjustable microwave source |
| CN205723436U (en) * | 2016-04-14 | 2016-11-23 | 中国工程物理研究院应用电子学研究所 | A kind of L-band, the controlled high-power pulsed ion beams of Ku waveband double-frequency |
| CN205881867U (en) * | 2016-07-04 | 2017-01-11 | 中国工程物理研究院应用电子学研究所 | High -efficient heavy microwave device of downfield high power frequently |
| CN107591305A (en) * | 2017-08-29 | 2018-01-16 | 电子科技大学 | Compact oscillator based on cold cathode |
| CN107591304A (en) * | 2017-08-29 | 2018-01-16 | 电子科技大学 | Novel cold cathode compact amplifier |
-
2018
- 2018-05-21 CN CN201810486649.7A patent/CN108682605B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208315A (en) * | 2011-04-26 | 2011-10-05 | 中国人民解放军国防科学技术大学 | Compact relativity backward wave oscillator (RBWO) with adjustable low-frequency-range frequency |
| CN105529234A (en) * | 2016-01-19 | 2016-04-27 | 中国人民解放军国防科学技术大学 | X-and-Ku-waveband power-adjustable microwave source |
| CN205723436U (en) * | 2016-04-14 | 2016-11-23 | 中国工程物理研究院应用电子学研究所 | A kind of L-band, the controlled high-power pulsed ion beams of Ku waveband double-frequency |
| CN205881867U (en) * | 2016-07-04 | 2017-01-11 | 中国工程物理研究院应用电子学研究所 | High -efficient heavy microwave device of downfield high power frequently |
| CN107591305A (en) * | 2017-08-29 | 2018-01-16 | 电子科技大学 | Compact oscillator based on cold cathode |
| CN107591304A (en) * | 2017-08-29 | 2018-01-16 | 电子科技大学 | Novel cold cathode compact amplifier |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11894208B2 (en) | 2020-11-15 | 2024-02-06 | Elve Inc. | Multi-layer vacuum electron device and method of manufacture |
| TWI836293B (en) * | 2020-11-15 | 2024-03-21 | 美商艾爾維公司 | Vacuum electron devices |
| US11961693B2 (en) | 2020-11-15 | 2024-04-16 | Elve Inc. | Magneto-electrostatic sensing, focusing, and steering of electron beams in vacuum electron devices |
| US12217926B2 (en) | 2020-11-15 | 2025-02-04 | Elve Inc. | Multi-layer vacuum electron device and method of manufacture |
| CN113745076A (en) * | 2021-09-27 | 2021-12-03 | 四川和诚振药科技有限公司 | High-power microwave oscillator based on feedback loop and microwave generation method |
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