[1]孟 洁,李鹏飞,江 浩,等.感应式三相电能计量表运行误差自动化补偿方法[J].工业仪表与自动化装置,2026,(01):88-93.[doi:10.19950/j.cnki.CN61-1121/TH.2026.01.016]
 MENG Jie,LI Pengfei,JIANG Hao,et al.Automatic compensation method for operating error of induction three-phase electric energy meter[J].Industrial Instrumentation & Automation,2026,(01):88-93.[doi:10.19950/j.cnki.CN61-1121/TH.2026.01.016]
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感应式三相电能计量表运行误差自动化补偿方法()

《工业仪表与自动化装置》[ISSN:1000-0682/CN:61-1121/TH]

卷:
期数:
2026年01期
页码:
88-93
栏目:
出版日期:
2026-02-15

文章信息/Info

Title:
Automatic compensation method for operating error of induction three-phase electric energy meter
文章编号:
1000-0682(2026)01-0088-06
作者:
孟 洁李鹏飞江 浩石 岩
河南省计量测试科学研究院,河南 郑州 450008
Author(s):
MENG Jie LI Pengfei JIANG Hao SHI Yan
Henan Institute of Metrology, Henan Zhengzhou , China
关键词:
感应式三相电能计量表谐波电流调节权重系数运行误差自动化补偿
Keywords:
inductive three-phase energy meter harmonic current adjust the weight coefficient operational error automated compensation
分类号:
TM933.4
DOI:
10.19950/j.cnki.CN61-1121/TH.2026.01.016
文献标志码:
A
摘要:
感应式三相电能计量表的运行环境和负载状态处于动态变化之中,受谐波干扰等诸多非线性耦合因素影响,电能计量表输出电流难以维持理想正弦波形,增加了计量误差的补偿难度。为此,提出一种感应式三相电能计量表运行误差自动化补偿方法。通过感应式三相电能计量表工作原理,利用傅里叶级数分解非理想正弦波形的负载电流,获取基波有功、无功和谐波电流值,计算运行误差。采用径向基函数神经网络与差分优化策略,计算比例、积分和微分系数的最佳调节权重,引入自适应调整策略根据电网实际情况动态调整激励函数,缓解控制参数之间的复杂非线性耦合关系,结合实时采样与相位对齐,实现高精度误差自动化补偿。实验结果表明,该方法能够有效抑制谐波干扰,在动态负载条件下保持稳定的补偿性能,谐波电力计量比差偏移小于0.15%,为智能电网环境下的精确计量提供了可靠的技术方案。
Abstract:
The operating environment and load state of the inductive three-phase energy meter are in dynamic change, and the output current of the energy meter is difficult to maintain the ideal sinusoidal waveform, which increases the difficulty of compensating for the measurement error. Therefore, an automatic compensation method for the operation error of inductive three-phase energy meter is proposed. Through the working principle of the inductive three-phase energy meter, the Fourier series is used to decompose the load current of the non-ideal sinusoidal waveform, and the fundamental active, reactive and harmonic current values are obtained to calculate the operating error. The radial basis function neural network and differential optimization strategy are used to calculate the optimal adjustment weights of proportional, integral and differential coefficients, and the adaptive adjustment strategy is introduced to dynamically adjust the excitation function according to the actual situation of the power grid, alleviate the complex nonlinear coupling relationship between control parameters, and combine real-time sampling and phase alignment to realize high-precision automatic error compensation. The experimental results show that the proposed method can effectively suppress harmonic interference, maintain stable compensation performance under dynamic load conditions, and the harmonic power metering ratio difference offset is less than 0.15%, which provides a reliable technical solution for accurate metering in the smart grid environment.

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备注/Memo

备注/Memo:
收稿日期:2025-08-12基金项目:河南省地方计量技术计划项目(2022FG015)第一作者:孟洁(1974—),女,汉族,河南唐河人,硕士,高级工程师,研究方向为自动化控制、化学计量、法制计量等方面的研究。
更新日期/Last Update: 1900-01-01