| 基于DSP嵌入式煤矸识别系统的设计 |
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| 引用本文： | 张岩,赵乃卓,张守祥,张鑫,刘伟. 基于DSP嵌入式煤矸识别系统的设计[J]. 煤炭科学技术, 2010, 38(2) |
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| 作者姓名： | 张岩 赵乃卓 张守祥 张鑫 刘伟 |
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| 作者单位： | 1. 山东工商学院,信息与电子工程学院,山东,烟台,264005
2. 辽宁工程技术大学,电气与控制工程学院,辽宁,葫芦岛,125105 |
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| 基金项目： | 国家自然科学基金资助项目(60746001) |
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| 摘 要： | 为了提高综采放顶煤工作面自动化水平,提高煤质,介绍一种基于DSP的嵌入式煤矸识别系统,包括整个系统的硬件、软件设计及算法分析。该系统可高速采集振动声波信号,IIR低通滤波去噪后,经过快速傅里叶变换和小波变换对数据进行频谱、功率谱分析,实现煤与矸石的比例识别。CPLD协同DSP实现整个系统的地址译码和逻辑控制,并可以通过RS485/RS232接口实现通信或组网。
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| 关 键 词： | 煤矸识别 频谱分析 嵌入式系统 振动声波 |
Design on Embedded Identification System of Coal and Rejects Based on DSP |
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| ZHANG Yan,ZHAO Nai-zhuo,ZHANG Shou-xiang,ZHANG Xin,LIU Wei. Design on Embedded Identification System of Coal and Rejects Based on DSP[J]. Coal Science and Technology, 2010, 38(2) |
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| Authors: | ZHANG Yan ZHAO Nai-zhuo ZHANG Shou-xiang ZHANG Xin LIU Wei |
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| Affiliation: | 1.School of Information and Electronic Engineering/a>;Shandong Institute of Business and Technology/a>;Yantai 264005/a>;China/a>;2.School of Electrical and Control Engineering/a>;Liaoning Technical University/a>;Huludao 125105/a>;China |
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| Abstract: | In order to improve the automation level and coal quality of the fully mechanized top coal caving mining face,the paper introduced an embedded identification system of coal and rejects based on DSP,including the whole system hardware,software and the algorithm analysis.The system could quickly collect the vibration acoustic wave signals.After the noise filtration with the IIR low pass wave filter,with the rapid Fourier transform and small wave transform applied to the spectrum and power spectrum analysis of... |
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| Keywords: | coal and rejects identification spectrum analysis embedded system vibration acoustic wave |
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