2.2 MW, 165 GHz coaxial cavity gyrotron

被引:10
|
作者
Piosczyk, B [1 ]
Arnold, A [1 ]
Dammertz, G [1 ]
Dumbrajs, O [1 ]
Kuntze, M [1 ]
Leonhardt, W [1 ]
Pavelyev, AB [1 ]
Schmid, M [1 ]
Thumm, M [1 ]
机构
[1] Forschungszentrum Karlsruhe, EURATOM Assoc, FZK, Inst Hochleistungsimpuls & Mikrowellentech,IHM, D-76021 Karlsruhe, Germany
关键词
D O I
10.1109/ICIMW.2000.892919
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Measurements on a coaxial gyrotron equipped with modified components have been performed. In experiments a maximum rf-output power of 2.2 MW with an output efficiency of 28 % has been obtained. A maximum efficiency of 30% (48% with depressed collector) has been achieved at the nominal output power of 1.5 MW. The mechanical stability of the insert under operating conditions has been found to be within +/- 0.03 mm which is sufficiently low for stable long pulse operation. Parasitic low frequency oscillations have been identified to be generated either inside the mirror box (474 / 386 MHz) or in the cathode region (21 / 82 MHz).
引用
收藏
页码:19 / 20
页数:2
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