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HL-2A装置的偏滤器需要4套电源为其负载线圈即多极场线圈供电,其目的是要产生出位于孔栏半径内的磁分界面,并保持其位形的稳定。根据装置的技术要求和运行指标,多极场电源在初步设计中确定了各电源的主电路接线型式,计算了主回路的基本参数,并用电磁暂态计算程序EMTP对多极场电源等效电路进行了模拟计算,给出了多极场线圈的电流波形及电源的功率能耗曲线。此外,对系统的逻辑控制、事故保护、参数测量进行了初步设计。
The divertor of the HL-2A unit requires four power supplies to power its load coil, the multipolar coil, for the purpose of generating a magnetic interface within the radius of the aperture and maintaining its shape stability. According to the technical requirements and operating parameters of the device, multi-polar field power supply in the initial design of the main circuit wiring to determine the type, calculated the main circuit of the basic parameters and electromagnetic transient calculation program EMTP multi-pole power supply equivalent circuit The simulation calculation is given and the current waveform of the multi-pole field coil and the power consumption curve of the power supply are given. In addition, the system’s logic control, accident protection, parameter measurement were preliminarily designed.