| 基于LabVIEW虚拟仪器的双通道信号采集与分析系统设计 |
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| 引用本文： | 王子瑞,孙敬敬,王林.基于LabVIEW虚拟仪器的双通道信号采集与分析系统设计[J].机电工程技术,2011,40(8):42-45,198. |
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| 作者姓名： | 王子瑞 孙敬敬 王林 |
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| 作者单位： | 华北电力大学机械工程系,河北保定,071003 |
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| 摘 要： | 介绍了图形化编程语言 LabVIEW的特点,基于LabVIEW设计了双通道信号采集与分析系统.系统采用NI USB-9234数据采集卡,运用虚拟仪器及其相关技术进行了信号采集与处理系统的设计.该系统具有双通道数据同时采集,采集数据实时显示、信号时域和频域分析、FFT转换的瀑布图实现、信号模拟仿真等功能.在分析系统功能需...
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| 关 键 词： | LabVIEW 信号采集 统计特征值计算 时域频域分析 瀑布图 模拟仿真 |
The Design of Dual-Channel Signal Acquisition and Analysis System Based on LabVIEW Virtual Instrument |
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| WANG Zi-rui,SUN Jing-jing,WANG Lin.The Design of Dual-Channel Signal Acquisition and Analysis System Based on LabVIEW Virtual Instrument[J].Mechanical & Electrical Engineering Technology,2011,40(8):42-45,198. |
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| Authors: | WANG Zi-rui SUN Jing-jing WANG Lin |
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| Affiliation: | WANG Zi-rui,SUN Jing-jing,WANG Lin (North China Electric Power University Institute of Mechanical Engineering,Baoding 0710003,China) |
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| Abstract: | This paper introduces the graphical programming language LABVIEW,based on the characteristics of the LABVIEW designed dual channel signal acquisition and analysis system.This system adopt NI USB-9234 data collection card,with the virtual instrument and related technology for the signal collecting and processing system.The design of the system of access to data collection and gathering data at that time,the signal time domain and frequency domain analysis,FFT conversion of the waterfall,and also the implemen... |
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| Keywords: | LabVIEW signal acquisition statistical characteristics of value time domain frequency domain analysis waterfall simulation |
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