一种新型溶解氧浓度测量仪的设计.pdf

1 8 仪表技术与传感器 2003 ( 燕山大学仪器科学系, 河北 秦皇岛 066004) : 介绍了原电池式氧传感器的工作原理, 并研制了基 氧传感器的智能污水溶氧浓度测量系统, 该系统以单片 机为核心进行控制和信号处理, 并具有温度大气压等的自动补偿功能, 现场测试表明: 该仪器性能可靠, 抗干扰能力强, 具有较高的精度和稳定性 : 氧传感器; 单片机; 智能检测 :TP212 : A : 1002- 1841( 2003) 09- 0018- 02 Design of the Novel Instrumentfor Concentration of Dissolved Oxygen WANGYu-tian, LI Rui, HO Pei-guo (Department of Instrument Science,Yanshan niversity, Qinhuangdao 066004 , China) Abstract:Introduces the princip e of the oxygen sensor. The inte igent system based on oxygen sensor for concentration of oxygen disso ved in sew age is deve oped. The design is based on sing e board computer to imp ement the processing and contro ing of signa and possesses the function of the auto compensation of temperature and air- pressure, etc. The spot test indicates the instrument has advantages of re iabi ity, robustness, precision and stabi ity. There is the va ue of extensive app ication in some fie ds . Key Words:Oxygen Senor; Sing e Board Computer; Inte igent Measurement 1 , , , ; , , , , , [ 2] [ 5] , , , , , , , , , , , , , , , , , , , , , , [ 4] , ,