红外一氧化碳检测中干扰因素分析及补偿方法研究

Analysis to the Interference Factors in Course of Infrared Carbon Monoxide Detection and Study to the Compensation Method

介绍了一种新型的双光源四探测器气室结构。分析了温度和压力、气体选择性、电路特性等干扰因素及补偿方法。实验结果表明,仪器精度高、抗干扰能力强、测量范围宽、可连续在线检测。

The paper introduces the structure of a new kind of gas cell with two sight sources and four detectors. It also analyses some factors such as temperature, pressure, gas selectivity, circuit characteristic etc. and its compensation methods. The test result shows that the instrument has high precision, strong anti-interference ability, wide measurement range and online continuously detecting ability.