MCU software-based electric energy meter correction method and system

• Main Authors: MA QIAOJUAN, FU LIANG, WANG QINLONG, HONG CHENLI, SUN LINZHONG, QIAN XIAOXIN
• Format: Patent
• Language: Chinese; English
• Published: 13.12.2019
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention discloses an MCU software-based electric energy meter correction method and system. The MCU software-based electric energy meter correction method comprises the steps of S11, obtaining meter correction data of an electric energy meter; S12, enabling MCU software to segment a measured error curve of the whole current to form a plurality of phase compensation areas according to the obtained meter correction data, and carrying out error correction processing on each phase compensation area to generate a processing result; S13, generating a meter correction parameter corresponding toeach phase compensation area according to the error correction processing result; and S14, writing the meter correction parameters into a metering chip so as to complete the correction. 本发明公开一种基于MCU软件的电能表校正方法及系统，其中，本发明涉及的一种基于MCU软件的电能表校正方法，包括步骤：S11.获取电能表的校表数据；S12.根据所述获取到的校表数据，使MCU软件对测量得到的整个电流的误差曲线进行分段形成数个相位补偿区域，并对每个相位补偿区域进行误差校正处理，生成处理结果；S13.根据所述误差校正处理结果生成每个相位补偿区域对应的校表参数；S14.将所述校表参数写入计量芯片以完成校正。