CAJ | 학술논문

同步定时触发系统是重离子同步加速器的控制核心，控制磁场电源对带电离子束进行同步加速，其对可靠性和定时精度要求高。在重离子治癌、材料辐照等领域的发展中，为了满足这些领域对重离子同步加速器小型化的需求，本文以NIOSII为核心处理器，结合FPGA上的可编程片上系统（SOPC），实现了一种基于可编程硬件的同步定时触发系统。该系统可控制延时精度，且使用灵活、可靠，易升级，向小型化的同步加速器及重离子治癌等应用工程提供了切实可行的方案。
동보정시촉발계통시중리자동보가속기적공제핵심，공제자장전원대대전리자속진행동보가속，기대가고성화정시정도요구고。재중리자치암、재료복조등영역적발전중，위료만족저사영역대중리자동보가속기소형화적수구，본문이NIOSII위핵심처리기，결합FPGA상적가편정편상계통（SOPC），실현료일충기우가편정경건적동보정시촉발계통。해계통가공제연시정도，차사용령활、가고，역승급，향소형화적동보가속기급중리자치암등응용공정제공료절실가행적방안。
The synchronous timing trigger system is the control core of a heavy ion syn-chrotron and controls magnetic field power supply to accelerate charged ion beam .The high reliability and high timing precision are required for the system .With the develop-ment of some domains ,such as the heavy-ion cancer therapy and the material irradia-tion ,a synchronous timing trigger system in synchrotron was presented in order to meet the requirement of miniaturizing accelerator .This system was implemented based on the processor NIOSII and combined with the SOPC on FPGA .It is flexible ,reliable ,easy to upgrade ,and has controllable delay precision .The system ,as a feasible scheme ,can be suitable for the miniaturized accelerator and any application engineering like heavy-ion cancer therapy .