一种新型溶解氧浓度测量仪的设计

一种新型溶解氧浓度测量仪的设计-cf9cb71c6bd97f192279e998收稿日期:2002-11-12收修改稿日期:2003-04-15一种新型溶解氧浓度测量仪的设计王玉田刘蕊侯培国(燕山大学仪器科学系,河北秦皇岛066004)摘要:介绍了原电池式氧传感器的工作原理,并研制了基于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。关键词:氧传感器;单片机;智能检测中图分类号:TP212文献标识码:A文章编号:1002-1841(2003)09-0018-02DesignoftheNovelInstrumentforConcentrationofDissolvedOxygenWANGYu-tian,LIURui,HOUPe-iguo(DepartmentofInstrumentScience,YanshanUniversity,Qinhuangdao066004,China)Abstract:Introducestheprincipleoftheoxygensensor.Theintelligentsystembasedonoxygensensorforconcentrationofoxygendissolvedinsewageisdeveloped.Thedesignisbasedonsingleboardcomputertoimplementtheprocessingandcontrollingofsignalandpossessesthefunctionoftheautocompensationoftemperatureandair-pressure,etc.Thespottestindicatestheinstrumenthasadvantagesofreliability,robustness,precisionandstability.Thereisthevalueofextensiveapplicationinsomefields.KeyWords:OxygenSenor;SingleBoardComputer;IntelligentMeasurement1引言在废水处理、污水曝气、环境水质监测、锅炉用水的脱氧、发酵工业