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高电压分相计量电能脉冲实现技术

Dianli Zidonghua Shebei/Electric Power Automation Equipment(2010)

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Abstract
由于高压电能表相间存在高压电位差,各相电能信息需通过光纤或无线通信等方式进行高速通信,从而造成硬件成本高。提出一种基于高电压分相电能计量和慢速率通信的电能脉冲实现方法,将A、C相分别计量的电能信息在B相电能综合单元中进行综合及累加,计算本周期的电能增量,并将电能增量所对应的电能脉冲在下个周期内均匀地发出。理论和实际均表明该实现方法能在保证智能设备计量准确度的同时,大幅降低硬件成本。
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Key words
Communication,Electric energy pulse,High voltage,Measurement accuracy,Separated phase metering
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