| 利用虚拟仪器实现角速度波动率的采集和处理 |
| Acquisition and Processing of Angular Speed Fluctuation by Virtual Instrument |
| Revised:July 15, 2007 |
| HTML View Full Text View/Add Comment Download reader |
| 中文摘要: |
| 利用NI 的PXI-6281高速数据采集卡来完成角速度波动信号的采集,借鉴信号失真度的概念,分析角速度反馈信号的基波和高次谐波大小,求取高次谐波与基波幅值比,作为角速度波动率. |
| 英文摘要: |
| This paper introduces a method of calibrating and processing angular speed fluctuation in NI sampling system-PXI-6281 ,it accomplishes the acquisition of angular speed fluctuation by distortion of signal, analyzing fundamental wave, high-order harmonic of angular speed feedback signal, and calculating the amplitude ratio of base-wave and high-order harmonic. |
| 黄晓铮 董雪明 |
| 中国一航北京长城计量技术研究所,北京100095 |
| 中文关键词: 精密离心机 角速度波动率 虚拟仪器 失真度 基波 高次谐波 |
| 英文关键词:precise centrifuger angular speed fluctuation rate virtual instrument distortion fundamental wave high-order harmonic |
| 基金项目: |
| DOI： |
| Close |
|
|
|
