DEVELOPMENT OF 28 GHz/35 GHz DUAL-FREQUENCY GYROTRON FOR FUSION RESEARCH

被引:6
|
作者
Eguchi, T. [1 ]
Kariya, T. [1 ]
Imai, T. [1 ]
Nakabayashi, H. [1 ]
Minami, R. [1 ]
Numakura, T. [1 ]
Kawarasaki, R. [1 ]
Nakazawa, K. [1 ]
机构
[1] Univ Tsukuba, Plasma Res Ctr PRC, Tsukuba, Ibaraki 3058577, Japan
关键词
D O I
10.13182/FST13-A16928
中图分类号
TL [原子能技术]; O571 [原子核物理学];
学科分类号
0827 ; 082701 ;
摘要
The initial design study of 28 GHz /35 GHz dual frequency gyrotron is presented. The design is based on 28 GHz 1 MW gyrotron which we have developed. And it is studied whether 35 GHz oscillation is possible or not using the present 28 GHz gyrotron cavity. From the numerical simulation results, the cavity can form 35.45 GHz TE9,4 mode oscillation of over 1 MW oscillation power with high efficiency. However, in the present mode converter and transmission mirror system, the radiated RF power through the output window is only about 70 % of the 35.45 GHz oscillation power because of the radiation angle difference of 15.85 degrees. For more high efficiency operation for 35 GHz, we will re-design the cavity in which there are good candidate modes such that there is no radiation angle difference.
引用
收藏
页码:280 / 282
页数:3
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