Design of rapid tuning system for a ferrite-loaded cavity

查看全文 作　　者：Xiao [1,2]Li;Hong [1,2]Sun;Chun-Lin [1,2]Zhang;Wei [1,2]Long;Yang [1,2]Liu;Jun-Yu [1,2]Zhu;Sheng-Yi [1,2]Chen;Bin [1,2]Wu;Xiang [1,2,3]Li

机构地区：[1]Institute of High Energy Physics,Chinese Academy of Sciences,Beijing 100049,China;[2]Spallation Neutron Source Science Center,Dongguan 523803,China;[3]University of Chinese Academy of Sciences,Beijing 100049,China

出　　处：《Radiation Detection Technology and Methods》索引2021年第5卷第3期,共8页

基　　金：This work was supported by National Natural Science Foundation of China(No.11875270,No.U1832210);Youth Innovation Promotion Association CAS(2,018,015);Guangdong Basic and Applied Basic Research Foundation(2019B1515120046). 摘　　要：Introduction A high power,broadband and rapid frequency sweeping RF system was developed to satisfy the demand of China Spallation Neutron Source(CSNS)/Rapid Cycling Synchrotron(RCS).Material and methods The cavity tuning is the key issue which has a great impact on the performance of the whole RF system.To satisfy the requirements of cavity dynamic tuning caused by the nonlinear characteristics of ferrite,some new technologies were developed and applied.Conclusion In this paper,the overall design of the tuning system is introduced.The ensuing discussion focuses on the com-parison between different types of bias supplies,the control algorithm of low-level RF(LLRF)system.The commissioning results with beam power of 100 kW are also shown and discussed. 关键词：Tuning system Ferrite-loaded cavity Bias supply LLRF

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Design of rapid tuning system for a ferrite-loaded cavity

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