【摘要】 针对火电厂热工过程中传统测量方法所面临的问题,探讨和研究了目前在火电厂热工过程中使用软测量技术的最新进展及应用。并主要通过分析燃煤电厂烟气含氧量测量的现状,提出了基于最小二乘支持向量机的软测量方法,给出了相应的系统结构和算法。更多还原

【Abstract】 Aim to the difficulty of traditional measuring methods in thermal engineering processes,this paper discusses the new development of soft sensor techniques and application in power plants.Mainly,The measuring of Oxygen-content in flue gases of Ccoal-fired power plant are analyzed.A soft-sensing scheme is presented,which is based on least squares support vector machines.Soft-sensing system structure and algorithm are given.The soft-sensor has been applied to field.更多还原