核聚变高功率直流测试平台实时控制系统设计  

Design of Real-Time Control System for Nuclear Fusion High-Power DC Test Platform

作　　者：何诗英 黄连生 陈晓娇 张秀青 王泽京 左英 张稀楠 HE Shiying;HUANG Liansheng;CHEN Xiaojiao;ZHANG Xiuqing;WANG Zejing;ZUO Ying;ZHANG Xinan(Institute of Plasma Physics Chinese Academy of Sciences,Hefei 230026,Anhui Province,China;Department of Physics,University of Science and Technology of China,Hefei 230026,Anhui Province,China;School of Engineering,The University of Western Australia,Perth 6009,Australia)

机构地区：[1]中国科学院合肥物质科学研究院等离子体物理研究所,安徽省合肥市230026 [2]中国科学技术大学物理系,安徽省合肥市230026 [3]西澳大学工程学院,澳大利亚珀斯市6009

出　　处：《发电技术》2024年第6期1023-1029,共7页Power Generation Technology

基　　金：国家自然科学基金项目(52207034);安徽省自然科学基金项目(2208085UD08);合肥市自然科学基金项目(202313)。

摘　　要：【目的】为支持国际热核实验堆交流/直流变流器系统的测试需求,并适用于未来聚变磁体电源的高精度控制标准,研发了一套适用于高功率直流测试平台的实时控制系统。【方法】选择QNX实时操作系统作为核心平台,并结合美国GE公司提供的反射内存技术,构建了一个实时高速数据交换的网络架构。该系统设计了多种运行模式以应对不同的测试场景,同时实施了不同等级的安全连锁机制来保障设备的安全性。此系统具备变流器运行参数的设定、故障识别、设备状态监测及毫秒级别的实时控制与安全保护功能。【结果】经由实验验证,该系统展示了其在高功率环境下的稳定性和可靠性,实现了对120 kA稳态电流和500 kA脉冲电流的精确控制。此外,该系统不仅满足了实时控制的基本要求,而且在多模式操作中确保了设备的安全联锁和持续稳定运行。【结论】所设计的高功率直流测试平台实时控制系统实现了高效的多模块同步控制,完全符合严苛的毫秒级控制周期要求。[Objectives]In order to support the testing requirements of the international thermonuclear experimental reactor AC/DC converter system and apply to high-precision control standards for future fusion magnet power supplies,a real-time control system suitable for high-power DC test platforms was developed.[Methods]Choosing the QNX realtime operating system as the core platform and combining it with reflective memory technology provided by GE company in the United States,a network architecture for real-time highspeed data exchange was built.The system was designed with multiple operation modes to cope with different testing scenarios,while implementing different levels of safety interlocking mechanisms to ensure equipment safety.This system possessed the capabilities of setting converter operating parameters,fault identification,equipment status monitoring,and millisecond-level real-time control and safety protection functions.[Results]Experimental validation has demonstrated the system’s stability and reliability in high-power environments,achieving precise control of 120 kA steady-state current and 500 kA pulse current.Furthermore,the system not only meets the basic requirements of real-time control but also ensures safe interlocking and continuous stable operation of the equipment during multi-mode operation.[Conclusions]The designed real-time control system for the high-power DC test platform achieves efficient multi-module synchronous management and fully complies with strict millisecond-level control cycle requirements.

关 键 词：国际热核实验堆 核聚变 聚变磁体电源 实时控制 反射内存 变流器 联锁保护 

分 类 号：TK01[动力工程及工程热物理] TL62[核科学技术—核技术及应用]