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通过对高电压直流输电(HVDC)换流阀控制原理的分析,在目前国内智能电网的发展现状和国际上现场可编程器件(FPGA)最新技术的基础上,提出了一种基于部分重配置技术的HVDC换流阀智能控制系统。该系统基于FPGA的部分重配置技术,使其在稳定工作情况下,可以动态更新智能电网协议设计以及接口设计,避免了传统更新硬件时导致的电网停电和断点;同时部分重配置技术的使用减少了FPGA的资源占用,降低了产品的开发成本。该系统使用SOC架构,增加了系统的灵活性和减少系统研发和调试的时间;其物理层和链路层可实现目前国内智能电网所有主流通信协议,并与现有智能电网进行互联互通;该控制系统目前使用于HVDC换流阀实验和对换流站中换流阀实时监控,但是其成熟稳定的架构也使其可以广泛应用于智能电网的其它设备。
Based on the analysis of control principle of HVVDC converter valve, based on the current development status of smart grid in China and the latest FPGA technology, a reconfigurable technology based on partial reconfiguration HVDC converter valve intelligent control system. Based on the partial reconfiguration technology of FPGA, this system can dynamically update the design of smart grid protocol and interface design under the condition of stable operation, avoiding the blackouts and breakpoints caused by the traditional hardware updating. At the same time, the use of partial reconfiguration technology Reduce FPGA resource consumption and reduce product development costs. The system uses SOC architecture, which increases system flexibility and reduces system development and debugging time. Its physical layer and link layer can realize all the mainstream communication protocols of the current domestic smart grid and interoperate with the existing smart grid. The control system is currently used in HVDC converter valve experiments and real-time monitoring of the commutation valve in the converter station, but its proven architecture also makes it widely applicable to other devices in the smart grid.