Author Affiliations
1School of Information and Communication, Guilin University of Electronic Technology, Guilin 541004, China2National Key Laboratory of Science and Technology on Vacuum Electronics, Beijing Vacuum Electronics Research Institute, Beijing 100015, China3School of Electronic Science and Engineering, University of Electronic Science and Technology, Chengdu 611731, Chinashow less
Fig. 1. Interaction circuit and the normalized field profile of high order axial modes
Fig. 2. Starting currents of different order axial modes (wall conductivity
S/m, beam voltage
kV, beam guiding center
mm, pitch angle
)
不同纵向谐波模式起振电流(
S/m,
kV,
mm,
)
Fig. 3. Stationary oscillation when
,
kV,
mm,
,
T,
mA
稳定工作状态(
,
kV,
mm,
,
T,
mA)
Fig. 4. Stationary oscillation when
,
kV,
mm,
,
T,
mA
稳定工作状态(
,
kV,
mm,
,
T,
mA)
Fig. 5. Nonstationary oscillation when
S/m,
kV,
mm,
,
T,
mA
模拟得到的连续调谐回旋管非稳定工作状态,其中
,
kV,
mm,
,
T,
mA
Fig. 6. Nonstationary oscillation when
,
kV,
mm,
,
T,
mA;
连续调谐回旋管非稳定工作状态(
,
kV,
mm,
,
T,
mA)
Fig. 7. Stationary oscillation when
S/m,
kV,
mm,
,
T,
mA;
连续调谐回旋管稳定工作状态(
S/m,
kV,
mm,
,
T,
mA)
Fig. 8. Categorization of non-stationary oscillation on plane of beam current and magnetic field (
S/m,
kV,
mm,
)
非稳定振荡状态在磁场和电流平面上的分布(
S/m,
kV,
mm,
)
Fig. 9. Beam wave interaction efficiency and oscillation frequency variation with magnetic field when
S/m,
kV,
mm,
mA
互作用效率和谐振频率随磁场的变化(
S/m,
kV,
mm,
mA)
operating
mode
| beam
current/mA
| beam
voltage/kV
| guiding center
radius/mm
| pitch
factor
| operating
frequency/GHz
| wall
conductivity/(S·m−1)
| frequency tunable
range/GHz
| power tunable
range/W
| ${\rm{TE} }_{5,2}$ | 20 | 20 | 1.40 | 1.75 | 263 | $ 2.7\times {10}^{7} $ | 1.39 | 80 |
|
Table 1. Operating parameters for 263 GHz,
\begin{document}$ {\bf{TE}}_{\bf{{5,2}}} $\end{document}![]()
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fundamental harmonic frequency continuously tunable gyrotron