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便携式红外甲烷浓度检测仪的研究与设计

Automation & Instrumentation(2012)

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Abstract
根据朗伯比尔定律,以红外光谱吸收法为原理,设计了以MSP430F149为主控制器的便携式甲烷浓度检测仪。通过液晶显示器显示现场检测的气体浓度,并根据预先设定好的浓度进行声光报警。能通过串口通讯与上位机进行通讯,将存储的多组数据进行进一步分析。本仪器具有携带方便、操作简单、灵敏度高测量准确和等特点。
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Key words
methane,infrared absorption spectrum,gas concentration detecting
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