磁偏置高温超导限流器监控系统设计  

Monitoring system design for the SFCL with magnetic bias field

作　　者：董育军 诸嘉慧 郑晓亮[1] 陆坤 邹军[4] 丁开忠[2] Dong Yujun;Zhu Jiahui;Zheng Xiaoliang;Lu Kun;Zou Jun;Ding Kaizhong(Anhui University of Science&Technology,Huainan 232000,China;Institute of plasma physics,Chinese Academy of Sciences,Hefei 230031,China;China Electric Power Research Institute,Beijing 100192,China;State Key Lab of Control and Simulation of Power Systems and Generation Equipment,Department of Electrical Engineering,Tsinghua University,Beijing 100084,China)

机构地区：[1]安徽理工大学电气与信息工程学院,淮南232000 [2]中国科学院等离子体物理研究所,合肥230031 [3]中国电力科学研究院有限公司,北京100192 [4]电力系统及发电设备控制和仿真国家重点实验室,清华大学电机工程与应用电子系,北京100084

出　　处：《低温与超导》2021年第6期9-12,31,共5页Cryogenics and Superconductivity

基　　金：国家自然科学基金(11772025)、国家电网公司科学技术项目(DG71-18-004)、国网辽宁省电力有限公司科技项目(2019YF-63)、清华大学电力系统及发电设备控制和仿真国家重点实验室开放基金(SKLD20KM10)资助。

摘　　要：针对磁偏置高温超导限流器并网运行实验要求,设计了具有高压隔离、快速采集及故障录波功能的监控系统。该监控系统采用现场可编程门阵列(FPGA)和数字信号处理器(DSP)双重硬件架构设计模式,其中,FPGA用于快速采集实时数据和快速开关控制;DSP从FPGA获取状态量和模拟量等采集信号,集成超导限流器监控系统核心控制器的快速控制算法,实现超导单元保护指令的输出。给出了超导限流器监控系统的设计原理、核心控制器软硬件设计和上位机软件设计,并进行10 kV并网运行实验验证。监控系统运行结果表明,所设计的磁偏置高温超导限流器监控系统可以很好地实现对电网及限流器运行状态的实时、可靠监测与控制。A monitoring system with functions of high voltage isolation,fast acquisition and fault recording was designed based on the dual hardware architecture design pattern of FPGA and DSP.FPGA was used to quickly collect real-time data and fast switch control.DSP obtained state and analog signals from FPGA,integrated the fast control algorithm of the core controller of SFCL monitoring system,and realized the output of superconducting unit protection instructions.The design of SFCL with magnetic bias field monitoring system included design principle analysis,the hardware and software design of the core controller and computer monitoring software design.10 kV grid-connected operation experiment was carried out.Experimental results show that the designed monitoring system can realize the real-time and reliable monitoring and control of the operation status of the current limiter operation well.

关 键 词：超导故障限流器 高温超导 监控系统 

分 类 号：TM93[电气工程—电力电子与电力传动]