光导纤维pH值传感器  

Optical Fibre pH Transducer

作　　者：李威宝 李先立[1] 

机构地区：[1]武汉工业大学,湖北武汉430074

出　　处：《自动化仪表》1999年第5期11-12,31,共3页Process Automation Instrumentation

摘　　要：pH值测量涉及的领域广泛,方法很多,光导纤维pH值传感器是利用光纤传感器的颜色调制技术的新应用.文中介绍了它的工作原理、信号检测以及补偿环境温度变化所作的处理等,比较了它与传统pH值测量方法的优、缺点.There are many methods for pH measurement and the areas of the measurement are wide. The optical fibre pH transducer is a new application by using color modulation technology of optical fibre transducer. The operational principle , signal detection and the compensation to the varying ambient temperature are introduced. Comparing with the conventional pH measurements, its advantages and disadvantages are stated.

关 键 词：酸度计 光导纤维 传感器 颜色调制 PH值 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置] O657.92[自动化与计算机技术—控制科学与工程]