谐波分析仪 meaning in Chinese

harmonic analyzer

A virtual checkout instrument and harmonic analyzer instrument based on lab view is developed
用labview编制了虚拟电流互感器校验仪及谐波分析仪程序。
The paper introduces pm series power analyzers commonly used by domestic and foreign experts in power supplies , which meets the requirements on measurement and testing on telecom power supplies in research and de velopment or operation and maintenance
文中介绍了国内外电源专家广泛使用的pm系列功率谐波分析仪，其能满足通信电源研制生产和运行维护的测试要求。
It is discussed that the present harmonic analyzers do n ' t satisfy the requirements of china standard for harmonic measure of quick disturbance harmonic load . the measurement error brought about by the harmonic analyzers adopting ft or fft algorithm is analyzed . a cycle discrete fourier algorithm that should n ' t be effected by aperiodic component is presented , and the results of simulation show that it has higher accureacy
本文对电力系统谐波的测量方法，数据处理及电力牵引负荷对电力系统的影响进行了研究，论述了目前国内外生产的谐波分析仪用于快速波动谐波负荷的测量不满足国标的要求，分析了谐波分析仪普遍采用的ft或fft算法所产生的测量误差，提出了一种不受非周期分量影响的全周波离散傅里叶算法，仿真结果表明精度好。