王建龙,张宏科,刘俊.电能计量芯片ATT7022E在智能电表中的应用[J].电测与仪表,2015,52(12):. WANG Jian-long,ZHANG Hong-ke,LIU Jun.Application of Energy Metering IC ATT7022E in Intelligent Watt-hour Meter[J].Electrical Measurement & Instrumentation,2015,52(12):.
电能计量芯片ATT7022E在智能电表中的应用
Application of Energy Metering IC ATT7022E in Intelligent Watt-hour Meter
:According to the application of intelligent watt-hour meter,this article describes a high accuracy energy metering IC ATT7022E in the application of intelligent watt-hour meter. This article focuses on features of ATT7022E, the design of analogsampling circuit, the algorithm of software metering-calibration and accuracy improved. In this paper, the choice of energy metering ICin intelligent watt-hour meter program has certain reference value.