2019 Vol. 31, No. 3

Recommend Articles
Optical properties of wide-angle velocity interferometer system for any reflector
Wu Yuji, Wang Qiuping, Wang Feng, Li Yulong, Jiang Shaoen
2019, 31: 032001. doi: 10.11884/HPLPB201931.190045
All solid state high-frequency and high voltage pulsed power supply
Rao Junfeng, Li Chengjian, Li Zi, Jiang Song
2019, 31: 035001. doi: 10.11884/HPLPB201931.190005
Calculation of pulse current of high power converter
Wang Zhongma, Huang Liansheng, Fu Peng, Huang Ronglin, Chen Xiaojiao, Wang Zhenshang, Zeng Sizhe
2019, 31: 036003. doi: 10.11884/HPLPB201931.180283
本期封面及目录
Cover and Contents, High Power Laser and Particle Beams, No 3, Vol 31, 2019
2019, 31: 1-2.
ICF and Laser Plasma
Optical properties of wide-angle velocity interferometer system for any reflector
Wu Yuji, Wang Qiuping, Wang Feng, Li Yulong, Jiang Shaoen
2019, 31: 032001. doi: 10.11884/HPLPB201931.190045
Abstract:
Optical properties of wide-angle velocity interferometer system for any reflector (VISAR) are studied in this paper. The principle of wide-angle VISAR is expounded. It reveals that the role of the ellipsoid in wide-angle VISAR is to make the inner su...
Diagnostic study and simulation of capacitive coupled RF plasma
Pang Jiaxin, He Xiang, Chen Bingyan, Liu Chong, Zhu Han
2019, 31: 032002. doi: 10.11884/HPLPB201931.180329
Abstract:
Aiming at the discharge characteristics of radio frequency capacitively coupled (CCRF) plasma at moderate pressure and medium power, a one-dimensional plasma discharge model was established by using COMSOL software based on fluid model. The distribut...
High Power Microwave
Operating characteristics of an S-band relativistic backward wave oscillator with low magnetic field
Jiang Peijie, Li Zhenghong, Wu Yang
2019, 31: 033001. doi: 10.11884/HPLPB201931.190010
Abstract:
In order to reduce the volume and weight of the high power microwave (HPM) system, an S-band relativistic backward wave oscillator(RBWO) operating at low guiding magnetic field is designed. The operation magnetic field of the RBWO is lower than that ...
Design of X~Ku band broadband driver amplifier
Zhou Shouli, Chen Ruitao, Zhou Shancheng, Li Ruchun
2019, 31: 033002. doi: 10.11884/HPLPB201931.180342
Abstract:
In this paper, an X~Ku band broadband 1 W driver amplifier MMIC based on 0.25 μm GaN HEMT on SiC process is designed. The design uses an equivalent RC model of active devices' large-signal output impedance for verifying the accuracy of the GaN HEMT p...
Complex Electromagnetic Environment
Prediction of coupling section of circular aperture based on BP neural network
Zhu Lei, Liu Qiang, Zhao Xiang, Yan Liping, Zhou Haijing
2019, 31: 033201. doi: 10.11884/HPLPB201931.190011
Abstract:
It is important to obtain the coupling section(CS) of aperture for analyzing aperture penetration/leakage of electromagnetic wave. However, there are no ready-made formulas for calculating CS of circular apertures in the resonance region. Therefore, ...
Micro-nano Technology
Analysis of RF noise mechanism in strong inversion region nanoscale MOSFET
Zeng Hongbo, Peng Xiaomei, Wang Jun
2019, 31: 034101. doi: 10.11884/HPLPB201931.180375
Abstract:
In order to effectively characterize the RF noise characteristics in the strong inversion region of nanoscale MOSFET, the noise modeling method is studied. Based on the analysis of extracted results of radio frequency small-signal equivalent circuit ...
Pulsed Power Technology
All solid state high-frequency and high voltage pulsed power supply
Rao Junfeng, Li Chengjian, Li Zi, Jiang Song
2019, 31: 035001. doi: 10.11884/HPLPB201931.190005
Abstract:
In this paper, an all-solid-state high-frequency and high-voltage pulse generator is designed. The main circuit uses a half-bridge solid-state Marx circuit with IGBTs as main switches. The drive circuit uses a magnetic-isolated synchronous driver wit...
Design of fault arc detection device based on STM32
Tong Weiming, Tong Chuntian, Jin Xianji
2019, 31: 035002. doi: 10.11884/HPLPB201931.180320
Abstract:
The detection of the load current signal is one of the effective methods for judging whether an arc fault occurs in the low-voltage distribution line; according to the national standard GB/T 31143-2014 "General Requirements for Arc Fault Protection D...
Study on load current with double inductive pulsed power supplies
Liu Hui, Wang Aitao, Meng Xiangshi
2019, 31: 035003. doi: 10.11884/HPLPB201931.180317
Abstract:
The launching of the railgun needs enough amplitude and width trapezoid wave current. This article presents three working modes of two inductive pulsed power supplies supplying one load. The load current magnification and the pulse width increment ar...
Temperature rise test method of ITER poloidal field converter
Zhang Xiuqing, Fu Peng, Gao Ge, Song Zhiquan, Wang Shusheng
2019, 31: 035004. doi: 10.11884/HPLPB201931.180315
Abstract:
International thermonuclear experimental reactor (ITER) poloidal field (PF) converter is a high-power and heavy-current six-pulse converter bridge with rated capacity of 41 MV·A and rated current of 27.5 kA. For such a large rated current, ITER PF co...
Performance study of miniaturized high-voltage module for pulsed neutron detector
Zhang Botao, Peng Xusheng, Wang Cheng, Li Yanmin, Ai Jie, Ma Liehua
2019, 31: 035005. doi: 10.11884/HPLPB201931.180288
Abstract:
The characteristics of high-voltage power supplies have a significant impact on the performance of the scintillation neutron detector. In order to overcome the problem of large volume and poor portability of traditional high-voltage power supply equi...
Accelerator Technology
Design of closed orbit correction system for beam accumulation stage of CSRm
Li Weikai, Zhang Wei, Yin Dayu, An Shi
2019, 31: 035101. doi: 10.11884/HPLPB201931.180368
Abstract:
To measure the closed orbit distortion of the beam in Lanzhou Heavy Ion accelerator Cooling Storage Ring main ring (CSRm) and perform closed orbit correction, the authors have developed a closed orbit correction system. It consists of an orbit measur...
Application of close-range photogrammetry to particle accelerator alignment
Liang Jing, Dong Lan, Wang Tong, Zhu Hongyan, Wang Xiaolong, He Zhenqiang
2019, 31: 035102. doi: 10.11884/HPLPB201931.180333
Abstract:
This paper presents the first time application of close-range photogrammetry to control net and components measurement in domestic particle accelerator facilities. A detailed measurement scheme is formulated to meet the narrow space of the tunnel, tw...
Nuclear Scienceand Engineering
Thermal safety analysis on high tritium breeding blanket for loss of flow accident
Dai Tao, Huang Hongwen, Ma Jimin, Ding Wenjie, Guo Haibing, Wang Shaohua
2019, 31: 036001. doi: 10.11884/HPLPB201931.180284
Abstract:
Safety analysis in reactor scale on high tritium breeding blanket based on China Fusion Engineering Test Reactor (CFETR) was carried out with system analysis code RELAP5/Mod 3.4. In view of the complexity of blanket internal structure, an equivalent ...
Fast discharge resistor system design of large superconducting fusion device
Wang Kun, Song Zhiquan, Tong Wei, Wang Shusheng, Zhang Xiuqin, Hassan Mahmood U L
2019, 31: 036002. doi: 10.11884/HPLPB201931.180271
Abstract:
Large superconducting fusion device is used for testing the property of large superconducting magnetic load. When the quench happens in the operating phase, huge energy will be stored inside superconducting load. Therefore, energy inside must be tran...
Calculation of pulse current of high power converter
Wang Zhongma, Huang Liansheng, Fu Peng, Huang Ronglin, Chen Xiaojiao, Wang Zhenshang, Zeng Sizhe
2019, 31: 036003. doi: 10.11884/HPLPB201931.180283
Abstract:
In order to meet the requirements of nuclear fusion experiments, the converter is required in the design of the next generation tokamak to output instantaneous high-intensity pulsed current for providing type test dynamic and thermal stability in lar...
Modeling and simulation of demagnetization protecting circuits of small-scale superconducting power supply system
Deng Tianbai, Gao Ge, Fu Peng, Jiang Li, Huang Liansheng
2019, 31: 036004. doi: 10.11884/HPLPB201931.180282
Abstract:
The accuracy of diode model in the demagnetization protecting circuits has the impact on the results of the circuits calculation design and analysis. This paper presents the calculation of current response and power dissipation of the demagnetization...