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RSS2016 Vol. 28, No. 03
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2016,
28: 033001.
doi: 10.11884/HPLPB201628.033001
Abstract:
A high-power ultra-wideband feed is developed for large parabolic antenna. The feed consists of constant an impedance balun and a Chebyshev tapered transmission line TEM horn, and the impedance characteristics, transmission characteristics and radiat...
A high-power ultra-wideband feed is developed for large parabolic antenna. The feed consists of constant an impedance balun and a Chebyshev tapered transmission line TEM horn, and the impedance characteristics, transmission characteristics and radiat...
Suppression of parasitic oscillation in X-band long pulse multi-beam relativistic klystron amplifier
2016,
28: 033002.
doi: 10.11884/HPLPB201628.033002
Abstract:
An X-band multi-beam relativistic klystron amplifier is designed to increase the output microwave power and the operating frequency of the amplifier tube, and an experimental study is performed on the long pulse accelerator. The parasitic oscillation...
An X-band multi-beam relativistic klystron amplifier is designed to increase the output microwave power and the operating frequency of the amplifier tube, and an experimental study is performed on the long pulse accelerator. The parasitic oscillation...
2016,
28: 033003.
doi: 10.11884/HPLPB201628.033003
Abstract:
Based on a relativistic magnetron with six same cavities, the operating characteristics of transparent cathode are analyzed. A relativistic magnetron can work in 2 mode easily, when the number of metal strips of the transparent cathode is the same as...
Based on a relativistic magnetron with six same cavities, the operating characteristics of transparent cathode are analyzed. A relativistic magnetron can work in 2 mode easily, when the number of metal strips of the transparent cathode is the same as...
2016,
28: 033004.
doi: 10.11884/HPLPB201628.033004
Abstract:
Based on an independently developed large-scale parallel code NEPTUNE3D, a module of electromagnetic field finite-difference-time-domain method coupled with a plasma fluid model is programmed and built to investigate the physical phenomena of high po...
Based on an independently developed large-scale parallel code NEPTUNE3D, a module of electromagnetic field finite-difference-time-domain method coupled with a plasma fluid model is programmed and built to investigate the physical phenomena of high po...
2016,
28: 033005.
doi: 10.11884/HPLPB201628.033005
Abstract:
Cross-linked polystyrene (CLPS) was used as high voltage insulating material for its good electrical and mechanical properties. The flashover properties should be improved along with as the miniaturization of the impulse power system. The mica/CLPS c...
Cross-linked polystyrene (CLPS) was used as high voltage insulating material for its good electrical and mechanical properties. The flashover properties should be improved along with as the miniaturization of the impulse power system. The mica/CLPS c...
2016,
28: 033006.
doi: 10.11884/HPLPB201628.033006
Abstract:
A compact output structure with TE11 radiated mode in a relativistic magnetron with axial output is proposed. In the device, through adopting a basic structure of 6 resonant cavities operating in the -mode and designing an axial output structure betw...
A compact output structure with TE11 radiated mode in a relativistic magnetron with axial output is proposed. In the device, through adopting a basic structure of 6 resonant cavities operating in the -mode and designing an axial output structure betw...
2016,
28: 033007.
doi: 10.11884/HPLPB201628.033007
Abstract:
The development on a parallel 2.5D electromagnetic and particle-in-cell code named NEPTUNE2D is introduced preliminarily. The code is developed on the J parallel adaptive structured mesh applications infrastructure (JASMIN), with high parallel effici...
The development on a parallel 2.5D electromagnetic and particle-in-cell code named NEPTUNE2D is introduced preliminarily. The code is developed on the J parallel adaptive structured mesh applications infrastructure (JASMIN), with high parallel effici...
2016,
28: 033008.
doi: 10.11884/HPLPB201628.033008
Abstract:
By resorting to numerical simulation, an S-band split-cavity oscillator (SCO) is designed. The cathode model of explosive emission is built, and the SCO with a real diode is simulated. The typical simulation results are that when the electron beam vo...
By resorting to numerical simulation, an S-band split-cavity oscillator (SCO) is designed. The cathode model of explosive emission is built, and the SCO with a real diode is simulated. The typical simulation results are that when the electron beam vo...
2016,
28: 033009.
doi: 10.11884/HPLPB201628.033009
Abstract:
In order to study the space charge limited current and its related physical quantities, considering the infinitely long radial direction and the current density being constant in axial direction, the Poisson equation for electrical potential is solve...
In order to study the space charge limited current and its related physical quantities, considering the infinitely long radial direction and the current density being constant in axial direction, the Poisson equation for electrical potential is solve...
2016,
28: 033010.
doi: 10.11884/HPLPB201628.033010
Abstract:
We designed a double negative medium structure for 12.5 GHz based on the principle of negative dielectric constant and permeability, using metal wires and a split ring resonator. The S-parameter was calculated in special boundary conditions. Equivale...
We designed a double negative medium structure for 12.5 GHz based on the principle of negative dielectric constant and permeability, using metal wires and a split ring resonator. The S-parameter was calculated in special boundary conditions. Equivale...
2016,
28: 033011.
doi: 10.11884/HPLPB201628.033011
Abstract:
In order to achieve the phase control of array antenna efficiently, miniaturization, high-speed and parallel control, according to the Nios Ⅱs Avalon bus specification, the paper introduces the design of an IP core for DC-Micromotor controller based ...
In order to achieve the phase control of array antenna efficiently, miniaturization, high-speed and parallel control, according to the Nios Ⅱs Avalon bus specification, the paper introduces the design of an IP core for DC-Micromotor controller based ...
2016,
28: 033012.
doi: 10.11884/HPLPB201628.033012
Abstract:
The ferroelectric phase shifter is studied for high-power microwave in order to expand beam scanning range. The operating principle of the ferroelectric-lens phase-scanning antenna is briefly introduced and several problems are discussed for high-pow...
The ferroelectric phase shifter is studied for high-power microwave in order to expand beam scanning range. The operating principle of the ferroelectric-lens phase-scanning antenna is briefly introduced and several problems are discussed for high-pow...
2016,
28: 033013.
doi: 10.11884/HPLPB201628.033013
Abstract:
An L band all cavity axial extraction relativistic magnetron is designed in this paper. The microwave from two adjacent cavities is coupled into an axially oriented coaxial sector waveguide through radial slots on the cavities. And two neighboring sl...
An L band all cavity axial extraction relativistic magnetron is designed in this paper. The microwave from two adjacent cavities is coupled into an axially oriented coaxial sector waveguide through radial slots on the cavities. And two neighboring sl...
2016,
28: 033014.
doi: 10.11884/HPLPB201628.033014
Abstract:
Overmoded Ka-band high power microwave (HPM) sources with high energy efficiency can not ensure the output modes purity, which are generally mixedTM0n modes. However, it is necessary for high radiation efficiency that the microwave input to the ready...
Overmoded Ka-band high power microwave (HPM) sources with high energy efficiency can not ensure the output modes purity, which are generally mixedTM0n modes. However, it is necessary for high radiation efficiency that the microwave input to the ready...
2016,
28: 033015.
doi: 10.11884/HPLPB201628.033015
Abstract:
A novel ellipse cylindrical dielectric lens antenna array is designed in this paper. In order to improve antenna radiation properties, considering high voltage breakdown based on high power application, this paper proposes filling transformer oil in ...
A novel ellipse cylindrical dielectric lens antenna array is designed in this paper. In order to improve antenna radiation properties, considering high voltage breakdown based on high power application, this paper proposes filling transformer oil in ...
2016,
28: 033016.
doi: 10.11884/HPLPB201628.033016
Abstract:
This paper simulates the coupled signals on a PCB circuit, which includes a PIN limiter, generated by high power microwave (HPM) with different frequencies by using a hybrid simulation method. This hybrid method is based on the transient electromagne...
This paper simulates the coupled signals on a PCB circuit, which includes a PIN limiter, generated by high power microwave (HPM) with different frequencies by using a hybrid simulation method. This hybrid method is based on the transient electromagne...
2016,
28: 033017.
doi: 10.11884/HPLPB201628.033017
Abstract:
A permanent magnet (PM) is one of the guiding magnet systems of high power microwave (HPM) sources. A relativistic backward wave oscillator (RBWO) packaged by the PM system has the advantages of compact structure, high efficiency and high repetition ...
A permanent magnet (PM) is one of the guiding magnet systems of high power microwave (HPM) sources. A relativistic backward wave oscillator (RBWO) packaged by the PM system has the advantages of compact structure, high efficiency and high repetition ...
2016,
28: 033018.
doi: 10.11884/HPLPB201628.033018
Abstract:
With the electromagnetic code, a frequency-tuned relativistic klystron amplifier (RKA) is designed and calculated. It is found that the operation frequency of the RKA can jump across S-band and C-band by adjusting the feeding frequency and the length...
With the electromagnetic code, a frequency-tuned relativistic klystron amplifier (RKA) is designed and calculated. It is found that the operation frequency of the RKA can jump across S-band and C-band by adjusting the feeding frequency and the length...
2016,
28: 033019.
doi: 10.11884/HPLPB201628.033019
Abstract:
The influence of field enhancement factors on the power capacity of relativistic backward wave oscillators is preliminarily investigated in the paper. Under the conditions of strong field, positive asperity and burr on the surface of high frequency s...
The influence of field enhancement factors on the power capacity of relativistic backward wave oscillators is preliminarily investigated in the paper. Under the conditions of strong field, positive asperity and burr on the surface of high frequency s...
2016,
28: 033020.
doi: 10.11884/HPLPB201628.033020
Abstract:
The charge conserving emission technique is presented in this paper. Based on the relationship between the charge and current distributions and Gauss law preservation, the emitting surface is triangulated, and the charged particle is initially locate...
The charge conserving emission technique is presented in this paper. Based on the relationship between the charge and current distributions and Gauss law preservation, the emitting surface is triangulated, and the charged particle is initially locate...
2016,
28: 033021.
doi: 10.11884/HPLPB201628.033021
Abstract:
In order to get higher output power and higher efficiency, a new L band magnetically insulated transmission line oscillator(MILO) with a high operation voltage (700 kV) is designed based on the theoretical analysis and PIC simulation. From the simula...
In order to get higher output power and higher efficiency, a new L band magnetically insulated transmission line oscillator(MILO) with a high operation voltage (700 kV) is designed based on the theoretical analysis and PIC simulation. From the simula...
2016,
28: 033022.
doi: 10.11884/HPLPB201628.033022
Abstract:
A Monte Carlo model is proposed to simulate the process of HPM single and mixed gas breakdowns, and a three-dimensional Monte Carlo code (3D-MCC) is compiled by analyzing the collision process between electrons and background gases. Aiming at Ar, N2 ...
A Monte Carlo model is proposed to simulate the process of HPM single and mixed gas breakdowns, and a three-dimensional Monte Carlo code (3D-MCC) is compiled by analyzing the collision process between electrons and background gases. Aiming at Ar, N2 ...
2016,
28: 033023.
doi: 10.11884/HPLPB201628.033023
Abstract:
The commutation phenomena produced by cathode outgassing ionization is a possible factor limiting MILOs work performance, and also is the main obstacle to the MILOs repeat frequency. In this paper, the physical modeling technology for cathode outgass...
The commutation phenomena produced by cathode outgassing ionization is a possible factor limiting MILOs work performance, and also is the main obstacle to the MILOs repeat frequency. In this paper, the physical modeling technology for cathode outgass...
2016,
28: 033024.
doi: 10.11884/HPLPB201628.033024
Abstract:
The response of MOSFET to HPM is numerically studied by a simulator based on semiconductor drift-diffusion model. The response characteristics of ESD device under the action of HPM and the physical image of the device are simulated. The results of nu...
The response of MOSFET to HPM is numerically studied by a simulator based on semiconductor drift-diffusion model. The response characteristics of ESD device under the action of HPM and the physical image of the device are simulated. The results of nu...
2016,
28: 033025.
doi: 10.11884/HPLPB201628.033025
Abstract:
The energy loss mechanism and the influence of the kinetic energy on the energy deposition of incident electrons in collectors were analyzed theoretically. Using Monte Carlo method, the energy deposition in collectors of electron beams with different...
The energy loss mechanism and the influence of the kinetic energy on the energy deposition of incident electrons in collectors were analyzed theoretically. Using Monte Carlo method, the energy deposition in collectors of electron beams with different...
2016,
28: 033026.
doi: 10.11884/HPLPB201628.033026
Abstract:
In order to realize the multi-node communication between the main control system of array antenna and the other systems based on VxWorks, a communication protocol based on UDP is used in this paper. In the application layer, a unified communication p...
In order to realize the multi-node communication between the main control system of array antenna and the other systems based on VxWorks, a communication protocol based on UDP is used in this paper. In the application layer, a unified communication p...
2016,
28: 033027.
doi: 10.11884/HPLPB201628.033027
Abstract:
To meet the demands of compactness and miniaturization of the wideband high power microwave radiation system, an electric-magnetic vibrator combined antenna with an aperture of 20 cm20 cm is designed. By applying the 3D full wave electromagnetic fiel...
To meet the demands of compactness and miniaturization of the wideband high power microwave radiation system, an electric-magnetic vibrator combined antenna with an aperture of 20 cm20 cm is designed. By applying the 3D full wave electromagnetic fiel...
2016,
28: 033028.
doi: 10.11884/HPLPB201628.033028
Abstract:
The high power microwave(HPM) measurement diagnoses technology is an important content of the study of HPM technology. For the realistic demand, the study found a measurement system using the microwave photonics technology, expatiating the elements o...
The high power microwave(HPM) measurement diagnoses technology is an important content of the study of HPM technology. For the realistic demand, the study found a measurement system using the microwave photonics technology, expatiating the elements o...
2016,
28: 033029.
doi: 10.11884/HPLPB201628.033029
Abstract:
In order to satisfy the demand of microwave amplifier tube for wide-band input window, a coaxial input window suitable for wide-band microwave device is designed. The material of the coaxial input window is tapered circular ceramic, whose permittivit...
In order to satisfy the demand of microwave amplifier tube for wide-band input window, a coaxial input window suitable for wide-band microwave device is designed. The material of the coaxial input window is tapered circular ceramic, whose permittivit...
2016,
28: 033030.
doi: 10.11884/HPLPB201628.033030
Abstract:
This paper studies a Ku-band rectangular radial line sub-array feed system. In order to meet the requirement of specific coupling, this paper proposes a new type of coupling probe with superposition structure, and on this basis, the center frequency ...
This paper studies a Ku-band rectangular radial line sub-array feed system. In order to meet the requirement of specific coupling, this paper proposes a new type of coupling probe with superposition structure, and on this basis, the center frequency ...
2016,
28: 033101.
doi: 10.11884/HPLPB201628.033101
Abstract:
Effects of the structure parameters, including the ratio of b/a, the height of the folded waveguide, the width of the beam tunnel, on the output characteristics of the terahertz band folded waveguide traveling wave tube are analyzed. Calculation resu...
Effects of the structure parameters, including the ratio of b/a, the height of the folded waveguide, the width of the beam tunnel, on the output characteristics of the terahertz band folded waveguide traveling wave tube are analyzed. Calculation resu...
2016,
28: 033102.
doi: 10.11884/HPLPB201628.033102
Abstract:
Broadband wireless access over short distances with fixed THz wireless links is very promising. A new model of atmospheric transmission of terahertz communication is developed based on the radiation transmission theory and the continuum absorption ph...
Broadband wireless access over short distances with fixed THz wireless links is very promising. A new model of atmospheric transmission of terahertz communication is developed based on the radiation transmission theory and the continuum absorption ph...
2016,
28: 033103.
doi: 10.11884/HPLPB201628.033103
Abstract:
A terahertz overmoded surface wave oscillator (SWO) with tapered slow wave structures (SWS) added after the uniform SWSs is investigated, and the notable enhancement of output power and mode purity is obtained. At first, the resonant characteristics ...
A terahertz overmoded surface wave oscillator (SWO) with tapered slow wave structures (SWS) added after the uniform SWSs is investigated, and the notable enhancement of output power and mode purity is obtained. At first, the resonant characteristics ...
2016,
28: 033201.
doi: 10.11884/HPLPB201628.033201
Abstract:
This article made a review of methods used in capturing electronic system high power electromagnetic(HPEM ) effects tested on IC, PCB, and system level, and proposed that by monitoring voltage waveform at critical nodes of electrical circuits, variou...
This article made a review of methods used in capturing electronic system high power electromagnetic(HPEM ) effects tested on IC, PCB, and system level, and proposed that by monitoring voltage waveform at critical nodes of electrical circuits, variou...
2016,
28: 033202.
doi: 10.11884/HPLPB201628.033202
Abstract:
Building a physical semiconductor model is a technical difficulty in numerical simulation of EMP effect on semiconductor device. As an example, one type TVS diode is tested to obtain parameters for model building. Area and depth of PN junction are ob...
Building a physical semiconductor model is a technical difficulty in numerical simulation of EMP effect on semiconductor device. As an example, one type TVS diode is tested to obtain parameters for model building. Area and depth of PN junction are ob...
2016,
28: 033203.
doi: 10.11884/HPLPB201628.033203
Abstract:
Verification validation (VV) approach attracts more and more focus since numerical simulation becomes more and more important in computational electromagnetics research. In this paper, the basic concepts, research method and current progress of VV ar...
Verification validation (VV) approach attracts more and more focus since numerical simulation becomes more and more important in computational electromagnetics research. In this paper, the basic concepts, research method and current progress of VV ar...
2016,
28: 035001.
doi: 10.11884/HPLPB201628.035001
Abstract:
The vibrational degree of nitrogen is highly excited in low temperature plasma generated by air discharges. Based on harmonic oscillator model and the assumption of Boltzmann distribution of vibrational levels, the behavior of vibrational temperature...
The vibrational degree of nitrogen is highly excited in low temperature plasma generated by air discharges. Based on harmonic oscillator model and the assumption of Boltzmann distribution of vibrational levels, the behavior of vibrational temperature...
2016,
28: 035003.
doi: 10.11884/HPLPB201628.035003
Abstract:
In order to research the surface flashover characteristics of two typical insulating materials (nylon and synthetic glass) under hundred-nanosecond pulse in nitrogen gas, experimental device of surface flashover under hundred-nanosecond pulse was des...
In order to research the surface flashover characteristics of two typical insulating materials (nylon and synthetic glass) under hundred-nanosecond pulse in nitrogen gas, experimental device of surface flashover under hundred-nanosecond pulse was des...
2016,
28: 035004.
doi: 10.11884/HPLPB201628.035004
Abstract:
As for pulse generators based on gas-switch and SOS-switch, the output of the avalanche transistor pulse is relatively low. To increase its output, the method of power-combining is used. The key point is that the pulse-generator-units must have high ...
As for pulse generators based on gas-switch and SOS-switch, the output of the avalanche transistor pulse is relatively low. To increase its output, the method of power-combining is used. The key point is that the pulse-generator-units must have high ...
2016,
28: 035002.
doi: 10.11884/HPLPB201628.035002
Abstract:
In this paper, in the case of considering the mutual inductance, the linear, L and U1 connecting structures of the pulse forming network are simulated by PSpice software. At the same time, a three-dimensional model of five different connecting struct...
In this paper, in the case of considering the mutual inductance, the linear, L and U1 connecting structures of the pulse forming network are simulated by PSpice software. At the same time, a three-dimensional model of five different connecting struct...
