电量测量仪表的设计与实现  

Design and implementation of electricity measuring instruments

作　　者：郑安平[1] 张宏伟 韩松杰 

机构地区：[1]郑州轻工业学院电气信息工程学院,河南郑州450002 [2]郑州中鑫数码信息技术有限公司,河南郑州450002 [3]河南许继仪表有限公司,河南许昌461000

出　　处：《郑州轻工业学院学报（自然科学版）》2010年第4期89-92,共4页Journal of Zhengzhou University of Light Industry:Natural Science

基　　金：河南省科技攻关项目(102102210141)

摘　　要：提出了一种三相多功能电量测量系统设计方案.该方案以凌阳单片机为处理器,利用多功能芯片ADE7758对交流信号采样和计算,可实时测量三相电压、三相电流、有功功率、无功功率、视在功率及电量等参数,具有电量、电价、历史记录存储和RS485接口的远程抄表等功能.用标准的测试设备对系统的测量精度进行了实验论证,结果表明,系统测量精度达到0.5级,可以满足一般场合电量测量的精度以及电力设备实时监控方面的要求.A design scheme of three-phase multifunction power measurement system was put forward based on Sunplus MCU.It samples and deals with the AC signals by the ADE7758.The system can carry out real-time measurement of three-phase voltage,three-phase current,active power,reactive power,apparent power and electricity,and other parameters.Meanwhile it has the function for the storage of electricity,the price of per kilowatt-hour and historical records,and the function of remote meterreading by RS485.Its measurement accuracy is verified by the experiment using standard test instrument.Results showed that measurement accuracy has reached 0.5 after adjusting.It can meet the requirements of power measurement in the general situation and real-time supervision of electric equipment.

关 键 词：电量测量 SPCE061A ADE7758 远程抄表 

分 类 号：TN933.4[电子电信—信号与信息处理]