强流质子加速器时序控制系统

Design of Time Control System of High Current Proton Linear Accelerator

针对一台用于加速器驱动洁净核能源系统研究、高占空比的强流质子加速器,开展强流质子加速器时序控制系统的研究工作。强流质子加速器时序控制系统提供加速器开机运行过程中所需要的触发信号和时钟信号,该系统的准确性和稳定性对于整个直线加速器的正常运行有重要的影响。介绍了基于ALTERA公司Cyclone III系列FPGA串口通信硬件电路的设计、下位机串口通信驱动程序及功能模块的编写、LabVIEW上位机人机界面的实现。通过联机测试结果表明,该系统满足了强流质子加速器对时序控制系统的要求。

The high current proton linear accelerator with high duty ratio will be used in accelerator driven sub-critical system.Time control system of high current proton linear accelerator is introduced.During accelerator operation,the system provides necessary trigger and clock signal.Accuracy and stability of the system has important implications for operation of the linear accelerator.Design of serial communication hardware based on ALTERA company cyclone III FPGA,programming of serial communication drivers and functional modules,and implement of human-computer interface based on LabVIEW are realized.The testing results show that the whole system meets requirements of time control system of the high current proton accelerator.