基频分量 meaning in English
fundamental component
Examples
- Detection of the real - time fundamental negative - and positive - sequence components is the key of this technique
正负序基频分量的实时快速提取，对于该方法的实际应用具有十分重要的意义。 - Cross - correlation method used in get based frequency part and realized balancing function . gao huawei ( mechanical design and theory ) directed by vice - prof
采用互相关原理提取振动信号基频分量，计算振幅和相位，完成了动平衡功能。 - Simulating shows , that the application of this new method can detect fundamental components effectively and quickly , and can eliminate the influence of frequency shift
仿真证明，该方法能够迅速准确的提取基频分量，并且具有能够克服系统频率偏移影响的优点。 - The algorithm principle , hardware design and software design of the scheme are proposed and experimentally demonstrated ; the main contents of this thesis are as follows : firstly , we study the principle of the fiber optic weak magnetic sensor based on magnetostrictive effect . after analyzing the characters of the magnetic field sensing signals , we know that the magnetic field sensing signals ’ fundamental component is proportional to input dc magnetic field
叙述了该方案的原理、软硬件设计过程,并通过实验进行了验证,本文主要内容如下:首先,研究了基于磁致伸缩效应的光纤微弱磁场传感器传感原理以及输出信号的特征,分析得出在干涉仪处于正交工作点时,传感器输出信号的基频分量与被测直流磁场成正比关系。 - In the thesis , a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method , the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation
本文主要介绍了偏振无关光纤michelson干涉型微弱磁场传感器信号处理的方案:通过闭环控制工作点算法使干涉仪工作在正交工作点处,再利用相敏检波算法提取传感器输出信号的基频分量,以测量直流磁场的大小。