径向电子注行波管的研究进展

Research Progress of Radial Sheet Beam Traveling Wave Tubes

径向束行波管是一类新型行波管,具有小型化、低电压、高效率的特点。本文详细介绍了径向束行波管的研究进展,包括径向束电子光学系统和径向慢波系统的研究。径向束电子光学系统包括径向发散型电子束电子光学系统和径向束收敛型电子束电子光学系统。介绍了三种径向慢波系统,平面对数螺旋线慢波系统、平面螺旋环-杆慢波系统、角度对数螺旋曲折线慢波系统。同时对目前径向束行波管的实验研究情况进行了总结。

The radial sheet beam traveling wave tube（TWT）is a novel kind TWT.It has good performances of small size,low voltage and high electron efficiency.In this paper,research progress of the radial sheet beam TWT including electron optical systems and slow wave systems is introduced.Radial sheet beam electron optical systems consist of radial divergent system and radial convergent system.Three radial slow wave systems including planar logarithmic spirals system,planar cartwheel circuit system and angular log-periodic meander line system are introduced,and some useful conclusions are drawn.