为便于谐波电能检测,设计一种基于射频通信的三相多功能谐波电能表,介绍电能表的构成与射频接口工作原理,详细论述电能表射频接口的器件选择、硬件电路设计和软件设计。电能表的检验与实际应用证明设计的正确性与可靠性。
To facilitate harmonic power measurement,a multi-function three-phase harmonic ammeter based on ra- dio frequency(RF) communications is designed in this paper.And the structure of the ammeter,the work principle of the RF interface,the choice of devices,the hardware circuit design and the software design of the RF ammeter in- terface are introduced in detail.The testing results and practical applications show the effectiveness and reliability of the ammeter.