【摘要】 介绍了电能质量指标的含义及其一些计算方法。为实现对电能各项指标的实时监测,使用S3C2410 CPU、双口RAM存储器和CPLD,设计了一种电能质量分析系统。文章给出了系统的原理框图,简要说明了各个模块的硬件设计;在软件实现上,利用Linux的多任务特性,并列出了软件设计的要点。经实践证明,该系统具有一定可用性及可靠性,为提高电力系统的电能质量做出了贡献。更多还原

【Abstract】 This paper introduces the index definition of power quality and the calculation method.In order to realize the real-time monitoring of power quality,a kind of processing system of utilizing S3C2410 CPU,RAM and CPLD has been designed.The system principle diagram and its simple introductions about the designed modules are presented.Utilizing the multi-tasks characteristic of Linux,the key solutions of software are given out in this paper.The practice shows that this system is usable and reliable,and has improved the power quality of power system.更多还原