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工程设计学报
Chinese Journal of Engineering Design  2002, Vol. 9 Issue (2): 94-96    DOI:
    
Data acquisition and processing of water hydraulic test rig
 AI  Qing-Lin, ZHOU  Hua, YANG  Hua-Yong
The State Key Lab of Fluid Power Transmission and Contro1．Zhejiang University，Hangzhou 31 0027，China
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Abstract  The schematic of data acquisition assem bly in the water hydraulic test rig is described in this paper．The pressure and flow rate are tested．Signal reliability is im proved by using a low-pass filter to silence background noise．

Key words： data acquisition      low-pass filter      reliability     
Published: 15 June 2002
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AI Qing-Lin
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Cite this article:

AI Qing-Lin, ZHOU Hua, YANG Hua-Yong. Data acquisition and processing of water hydraulic test rig. Chinese Journal of Engineering Design, 2002, 9(2): 94-96.

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https://www.zjujournals.com/gcsjxb/     OR     https://www.zjujournals.com/gcsjxb/Y2002/V9/I2/94


纯水液压试验台的信号采集与处理

介绍了纯水液压试验台的信号采集硬件组成和工作原理，对系统中的典型压力信号和流量信号进行了测试，用低通滤波方法解决了信号采集中存在的噪声干扰问题，提高了信号处理的可信度．

关键词： 信号采集,  低通滤波,  可信度 
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