【摘要】 本文介绍了一种电站锅炉联氨自动加药控制系统。介绍了它的工作原理、系统组成及控制算法。本系统使用变频调速方式实现加药量的控制,采用变结构的改进PI算法,使得系统稳定可靠,控制性能优良。更多还原

【Abstract】 This paper presents a kind of N 2H 4 automatic control system for a boiler in a power plant, its working principle, system configuration and control algorithm. This system makes use of frequency converter to perform the dosing control. In addition, a kind of improved PI control algorithm is also used in the control system. The practice shows that the system is stable and reliable.更多还原