摘要
针对非线性负荷高精度谐波计量方法存在的不足,通过分析非线性负荷电气特性与谐波源特性,搭建了非线性负荷现场录波计量装置总体架构,设计了非线性负荷现场录波计量装置。测试结果表明,该录波计量装置实现了0.2级非线性负荷的高精度计量和电能质量监测,优化了非线性负荷高精度谐波检测方式,具备对电压暂态事件进行录波和分析功能。
Aiming at the shortcomings of high⁃precision harmonic metering method for nonlinear load,by analyzing the electrical characteristics and harmonic source characteristics of nonlinear load,the overall architecture of nonlinear load on⁃site wave recording and metering device is built,and the nonlinear load on⁃site wave recording and metering device is designed.The test results show that the wave recording and metering device realizes the high⁃precision metering and power quality monitoring of 0.2⁃level nonlinear load,optimizes the high⁃precision harmonic detection mode of nonlinear load,and has the functions of wave recording and analyzing for voltage transient events.
作者
李轩
夏小晴
LI Xuan;XIA Xiaoqing(Inner Mongolia Power Research Institute,Hohhot 010020,China;Training Center of Inner Mongolia Electric Power(Group)Co.,Ltd.,Hohhot 010010,China)
出处
《内蒙古电力技术》
2022年第2期62-67,共6页
Inner Mongolia Electric Power
基金
内蒙古电力(集团)有限责任公司科技项目“非线性负荷对电能计量准确度影响研究”(2020-21)。
关键词
非线性负荷
电气特性
谐波源特性
谐波计量
暂态事件异常录波
电能质量
nonlinear load
electrical characteristics
harmonic source characteristics
harmonic metering
abnormal wave recording of transient events
power quality
