大功率脉冲磁场电源系统.pdf

CNIC-01900 SIP-0188 大功率脉冲磁场电源系统 宣伟民1 姚列英l 李宏2 陈字红l 卡明南l 邵 葵1 胡浩天1 毛晓惠l 王 民1 王英翘1 李华俊l 王树锦1 (1.核工业西南物理研究院，成都，610041; 2. 陕西高科电力电子有限责任公司，西安，710065) 摘要 描述了中国环流器2 号 A(HL一2A) 装置磁场电源系统，介绍了 电源的控制系统和实验结果。磁场电源总脉冲容量近250 MVA，一 次放电脉冲释能1 300 MJ ，其中单套电源的最高直流电压为 3 510 V，最大电流为 45 kA ，均以脉冲方式运行，脉冲时间 5 s ，重复 周期 10 mino 电源主回路主要由飞轮脉冲发电机、晶闸管变流设备飞 硅整流器等组成。采用了硅整流器直接并联、电流平衡、恒角移相控 制、整流器全关断检测、先进的监控和脉冲高压强流检测等技术措 施o 实验表明宇磁场电源的性能指标能够满足装置实验的要求 o 关键词: HL-2A 脉冲发电机磁场线圈 晶闸管整流器 141 High Power Pulse Magnetic Field Power Supply System (In Chinese) XUAN Weiminl Y AO Lieyingl LI Hong2 CHEN Yuhongl BU Mingnanl SHAO Kuil HU Haotianl MAO Xiaohuil WANG MinI WANG Yingqiao l LI Huajunl WANG Shujinl (1. Southwest Institute of Physics , Chengdu , 610041; 2. Shaanxi Gaoke Power Electronics Co. Ltd. , Xi an , 710065) ABSTRACT The magnetic field power supply system , control system and experiment results of the power supply of HL-2A device are presented. The total pulse capacity of this power supply is about 250 MVA. The released energy is 1 300 ]\1J in one discharge pulse. The highest DC output voltage of these power supplies is 3 510 V and the highest current is 45 kA. All these power supplies are operated in pulsed mode. The pulse duration is 5 s , and the period is 10 min. The main circuit of this power supply consists of fly-wheel generator set , thyristor convertor and silicon diode rectifier. Many k