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在HL-1M装置上,成功地完成了低杂波电流驱动的双管并联运行实验,进一步提高了各项工程技术指标。其中主要指标是:脉冲宽度1000ms(单管),输出微波功率850kW(双管)。在双管运行中主要解决了以下问题:利用低真空和充气措施解决打火、拉弧现象,保证微波功率的传输,系统传输效率达到80％以上;利用天线的移相结构和重新组装传输系统,满足实验的相位要求,耦合效率达到85％。在开展物理实验的同时,对双管并联运行的工程问题进行了有益的探索。
In the HL-1M device, successfully completed a low-clutter current-driven dual-tube parallel operation experiments, to further improve the engineering specifications. The main indicators are: pulse width 1000ms (single tube), output microwave power 850kW (double tube). In the double-tube operation, the following problems are mainly solved: using low vacuum and inflating measures to solve the problem of sparking and arcing, and ensuring the transmission of microwave power, the system transmission efficiency reaches more than 80%; utilizing the phase shifting structure of the antenna and reassembling the transmission system , To meet the experimental phase requirements, the coupling efficiency of 85%. At the same time of carrying out the physical experiment, the article has carried on the beneficial exploration to the engineering problem of the double pipe running in parallel.