研究开发了一套基于紫外协同臭氧氧化消解-紫外分光光度法的水质总氮总磷在线监测装置,使用PLC控制装置的自动运行,利用LabVIEW软件进行界面设计,并通过GPRS技术实现远程传输监控,该装置取得了理想的稳定性和精度,具有推广价值。
A set of online automatic monitor of total nitrogen(TN)and total phosphorus(TP)for water quality was developed based on a method of ultraviolet ozone synergistic oxidative digestion-ultraviolet and visible spectrophotometric determination.PLC was used to control the device to run automatically and LabVIEW software was used to design an interface.GPRS technology was used to realize remote transmission supervision.The practice showed that the stability and accuracy of this system were satisfying and it was ready for wide application.