【摘要】 讨论电能质量监测的必要性和监测装置的分类,分析电能质量在线监测装置的发展现状,提出一种电能质量在线监测系统。该系统由监测终端和监测中心组成,监测终端采用FP- GA、DSP、ARM等技术,实现了数据的采集、计算、存储、传输、就地显示以及对多路开关量的监控；监测中心完成对终端的远程控制和管理,并对上传的数据作进一步的综合分析和处理。介绍了系统的组成、功能、设计与实现、特点和运行情况等。更多还原

【Abstract】 The necessity of monitoring for power quality and the classification of monitoring devices is discussed,and the ac- tuality of online monitoring devices is analyzed.An online moni- toring system for power quality,which is composed of monitor- ing terminals and a monitoring center is put forward.The ter- minals adopt the technique of FPGA,DSP,ABM,etc,and implement data collecting,computing,saving,transferring, displaying on the spot and the monitoring for multiplex on- off.The monitoring center fulfills remote control and supervision of the terminals,and makes further comprehensive analyzing and processing of the uploading data from the terminals.The composition,function,design and implementation,characteris- tics,running,etc.of the system are introduced in details.更多还原