| 基于单片机的非分散红外多组分气体检测系统 |
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| 引用本文： | 于晓曼,刘文清,黄书华,孙友文,汪世美.基于单片机的非分散红外多组分气体检测系统[J].现代科学仪器,2011(2):26-29. |
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| 作者姓名： | 于晓曼 刘文清 黄书华 孙友文 汪世美 |
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| 作者单位： | 安徽光学精密机械研究所,安徽,合肥,230031 |
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| 摘 要： | 介绍了非分散红外（NDIR）吸收基本原理，设计了一种基于Atmegal28单片机多组分污染气体在线监测系统，讨论了系统硬件和软件的实现方法。它采用滤光片相关轮技术和怀特池技术，红外微弱信号高灵敏放大技术，低功耗单片机数据采集等先进技术，简化了实验装置并提高了系统检测灵敏度，可实现对SO2、NO和CO2气体的连续在线测量。
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| 关 键 词： | 非分散红外 多组分 气俺检测 Atmegal 28 |
A Non-dispersive Infrared Multi-component Gas-line Detection System Based on Single-Chip Computer |
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| Yu Xiaoman,Liu Wenqing,Huang Shuhua,Sun Youwen,Wang Shimei.A Non-dispersive Infrared Multi-component Gas-line Detection System Based on Single-Chip Computer[J].Modern Scientific Instruments,2011(2):26-29. |
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| Authors: | Yu Xiaoman Liu Wenqing Huang Shuhua Sun Youwen Wang Shimei |
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| Affiliation: | Yu Xiaoman,Liu Wenqing,Huang Shuhua,Sun Youwen,Wang Shimei (Anhui Institute of Optics and Fine Mechanics,Chinese Academy of Science,Hefei 230031) |
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| Abstract: | The principle of the Non-Dispersive Infrared(NDIR) is introduced,a multi-component gas-line detection system is designed based on Atmega128 that is a single-chip computer in this paper.The principle and construction(hardware and software) are discussed.The advanced techniques include Filter related wheels and sample cell,highly sensitive infrared weak signal amplifier technique,low-power single-chip microcomputer,the experimental apparatus was simplified and the system detection sensitivity was improved,whi... |
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| Keywords: | Non-dispersion infrared Multi-component Gas-detection Atmega128 |
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