ADS 注入器Ⅱ RFQ 加速器研制及测试
ADS 주입기Ⅱ RFQ 가속기연제급측시
Development and Test of ADS Injector Ⅱ RFQ Accelerator
  • 万方数据
    原子能科学技术 원자능과학기술
    Atomic Energy Science and Technology
    2015年 z2期 502-505 ,共4页

    张周礼%何源%石爱民%孙列鹏%徐显波%施龙波%李晨星%王文斌%卢亮%张斌%金晓凤%王静%王贤武%郭玉辉%贾欢%武军霞%赵红卫%刘勇%李德润%张川

    장주례%하원%석애민%손렬붕%서현파%시룡파%리신성%왕문빈%로량%장빈%금효봉%왕정%왕현무%곽옥휘%가환%무군하%조홍위%류용%리덕윤%장천

    动力学设计%射频设计%低功率测试%束流测试 動力學設計%射頻設計%低功率測試%束流測試
    동역학설계%사빈설계%저공솔측시%속류측시
    dynamics design%RF design%low power test%beam test
    ADS注入器Ⅱ RFQ加速器用来将10 mA的质子束流从能量35 keV提高到2.1 MeV。该RFQ加速器的结构采用了美国SNS RFQ的设计，其横截面形状为正方形，采用π模稳定杆来增加腔体的高频稳定性。腔体冷态测试结果显示，其场平整度好于±0.01，无载 Q值为13000。经长时间锻炼，腔体最终实现了连续波工作状态。在流强为10 m A时进行了脉冲束流和连续束流的加载实验，对束流的测量结果显示，束流传输效率为95.3％，输出能量为2.165 M eV ，束流能散为1.9％，束流水平和竖直横向发射度均为0.33πmm · mrad。
    ADS주입기Ⅱ RFQ가속기용래장10 mA적질자속류종능량35 keV제고도2.1 MeV。해RFQ가속기적결구채용료미국SNS RFQ적설계，기횡절면형상위정방형，채용π모은정간래증가강체적고빈은정성。강체랭태측시결과현시，기장평정도호우±0.01，무재 Q치위13000。경장시간단련，강체최종실현료련속파공작상태。재류강위10 m A시진행료맥충속류화련속속류적가재실험，대속류적측량결과현시，속류전수효솔위95.3％，수출능량위2.165 M eV ，속류능산위1.9％，속류수평화수직횡향발사도균위0.33πmm · mrad。
    The injector Ⅱ RFQ accelerator of ADS is used to accelerate protons of 10 mA from 35 keV to 2.1 MeV .The cavity structure of the RFQ is the same as that of the SNS RFQ w hich has a square cross section ,and it adopts π‐mode rods to enhance the RF (radio frequency) stability of the cavity .Low power tests show that the flatness of the cavity is better than ± 0.01 and the unloaded Q value is 13 000 .CW (continuous wave) working condition was realized after a long time conditioning of the cavity .Beam tests were conducted with a current of 10 mA in pulse mode and CW mode ,respectively , and it indicates that the transmission efficiency is 95.3% ,output energy is 2.165 M eV , energy spread is 1.9% ,and the transverse and longitudinal emittances are all 0.33πmm · m rad .
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