INITIAL OPERATION OF A HIGH-POWER QUASI-OPTICAL GYROTRON

被引:18
作者
FLIFLET, AW [1 ]
HARGREAVES, TA [1 ]
MANHEIMER, WM [1 ]
FISCHER, RP [1 ]
BARSANTI, ML [1 ]
机构
[1] JAYCOR INC,VIENNA,VA 22182
关键词
D O I
10.1109/27.55899
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
Results from the initial operation of a high-power quasi-optical gyrotron based on the 90-kV 50-A Varian VUW-8144 electron gun are reported. The output power and efficiency have been measured for a resonator mirror separation of 19.4 cm with a magnetic field of 4.95 T, corresponding to resonator output coupling of 1.9%, and for a resonator mirror separation of 21.4 cm with a magnetic field of 4.7 T, corresponding to a resonator output coupling of 3.1%. Operation was multimoded with 3-6 modes excited in the range of 125-130 GHz for the 4.95-T magnetic field. A peak efficiency of 15% at an output power of 161 kW was obtained for a gun voltage of 93 kV and a current of 12 A. A peak-output power of 364 kW at an efficiency of 10% was obtained at a voltage of 95.6 kV and 37.5 A. © 1990 IEEE
引用
收藏
页码:306 / 312
页数:7
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