火电厂锅炉汽包水位测量技术发展与现状  

Development and Status on the Measurement Techniques of Boiler Drum Level

作　　者：程启明[1] 汪明媚[1] 王映斐[1] 程尹曼[1] 

机构地区：[1]上海电力学院电力与自动化学院

出　　处：《电站系统工程》2010年第2期5-8,11,共5页Power System Engineering

基　　金：上海市教育委员会重点学科建设项目(J51301);上海市教委重点科研项目(06ZZ69)

摘　　要：火电厂锅炉汽包水位的准确测量具有十分重要的意义,它关系到电厂的安全经济运行。介绍了当前常用的锅炉汽包水位测量方法,分析了不同方法的特点、存在的问题及多种改进措施。还介绍了近年来发展起来的锅炉汽包水位的软测量方法,分析了其技术特点及应用前景。The accurate measurement of water level in boiler drum of thermal power plant is very important to the safe and economical operation of power plants. The present common measuring methods of water level are introduced, their characteristics and existent problems are analyzed, and improved methods are provided. Finally, the soft-sensing methods of water level are also described which is developed in recent years, and their technical features and application foreground are analyzed.

关 键 词：锅炉汽包水位 测量技术 软测量 机理分析:神经网络 

分 类 号：TK316[动力工程及工程热物理—热能工程] TM621[电气工程—电力系统及自动化]