| 基于DSP的瞬态碰撞信号采集存储系统 |
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| 引用本文： | 徐超,王利,吕昊暾,刘振强.基于DSP的瞬态碰撞信号采集存储系统[J].机械设计与制造,2011(3). |
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| 作者姓名： | 徐超 王利 吕昊暾 刘振强 |
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| 作者单位： | 1. 中北大学,机电工程学院,太原,030051
2. 中北大学,机电工程学院,太原,030051;北京航空航天大学,仪器科学与光电工程学院,北京,100191 |
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| 摘 要： | 针对瞬态碰撞信号的快速测量及记录,介绍了一种DSP TMS320LF2407A 为控制器,AM29LV800B为Flash闪存的瞬态信号采集存储系统.该小型化数据采集存储系统利用了DSP器件内的ADC模块,设计了包括信号调理电路、Flash存储器接口电路等辅助电路和相应的控制软件.利用压电晶体的碰撞试验验证了可行性,记录完整的实时信号数据.可应用于多种瞬态信号采集的场合,并能在系统掉电的情况下保持测试所得的数据,便于分析.
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| 关 键 词： | 瞬态信号 采集存储 |
Data acquisition system for transient collision signal based on DSP |
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| XU Chao,WANG Li,LV Hao-tun,LIU Zhen-qiang.Data acquisition system for transient collision signal based on DSP[J].Machinery Design & Manufacture,2011(3). |
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| Authors: | XU Chao WANG Li LV Hao-tun LIU Zhen-qiang |
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| Affiliation: | XU Chao1,WANG Li1,LV Hao-tun1,2,LIU Zhen-qiang1(1School of Mechatronics Engineering,NUC,Taiyuan 030051,China)(2Instrument Science and Optoelectronic Engineering,Beijing University of Aeronautics and Astronautics,Beijing 100191,China) |
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| Abstract: | In allusion to the fast measurements and records for transient collision signal,the device with DSP TMS320LF2407A as control unit and AM29LV800B flash memory was introduced.Based on A/D converter inside DSP,Accessorial circuit including the signal conditioning circuit,Flash memory interface and the corresponding controlling software are designed and the system is of small size.The collision test of piezoelectric crystals verified the feasibility and it recorded the complete real-time data.The device can be ... |
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| Keywords: | DSP Flash |
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