数字滤波算法在甲醛快速监测仪中的应用

Application of Digital Filter Algorithms for a Fast Acting Formaldehyde Monitoring Device

在甲醛快速监测仪中,信号的采集与处理是一个相当关键的环节。为了取得正确的检测数据和测量结果,必须采取简单而有效的方法,消除被测信号中的噪音和干扰。本文着重介绍单片机系统中几种实用的数字滤波算法,并讲解甲醛快速监测仪中所采用的数字滤波算法。

For a quick acting formaldehyde monitoring device, signal collection and processing is a critical step in the detection system. In order to achieve accurate detection datum and results, efficient and effective methods must be adopted to eliminate noise and interference. This paper emphasizes some digital-filtering algorithms in a microchip system, and also illustrates the program applied in this quick acting formaldehyde monitoring device.