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模糊PID控制算法在恒压供水系统中的应用
引用本文:谢仕宏,朱晓聪,姜丽波. 模糊PID控制算法在恒压供水系统中的应用[J]. 陕西科技大学学报, 2007, 25(2): 109-112
作者姓名:谢仕宏  朱晓聪  姜丽波
作者单位:陕西科技大学电气与信息工程学院 陕西西安710021(谢仕宏,姜丽波),陕西工业职业技术学院工商管理系 陕西咸阳712000(朱晓聪)
摘    要:指出了用一台变频器实现恒压供水的缺点,提出了利用变频器合软启动器实现恒压供水系统压力控制的方案,针对系统存在的大迟滞、非线性特点,提出了模糊自适应PID控制算法,通过在线实时调整PID参数提高了系统的快速性和稳定性,克服了传统PID控制器的缺点.实际应用表明,该算法县有较好的控制效果.

关 键 词:恒压供水  模糊PID  控制算法
文章编号:1000-5811(2007)02-0109-04
修稿时间:2006-11-28

APPLICATION OF FUZZY ADAPTIVE PID CONTROL ALGORITHM ON CONSTANT PRESSURE WATER SUPPLYING SYSTEM
XIE Shi-hong,ZHU Xiao-cong,JIANG Li-bo. APPLICATION OF FUZZY ADAPTIVE PID CONTROL ALGORITHM ON CONSTANT PRESSURE WATER SUPPLYING SYSTEM[J]. Journal of Shaanxi University of Science & Technology(Natural Science Edition), 2007, 25(2): 109-112
Authors:XIE Shi-hong  ZHU Xiao-cong  JIANG Li-bo
Abstract:The paper proposes a new fuzzy PID control algorithm to produce a solution for constant pressure water supplying system.The analysis is based on two sections.In the first section,frequency-convertor and soft-starter are used to drive pump.In the second section,the PID gains are tuned using a conventional tuning method before applying fuzzy logic,and then at supervisory level,fuzzy logic readjusts the PID gains online.Result shows that fuzzy adaptive PID has better effect.The actual application showed that the algorithm had good controlling effect.
Keywords:constant pressure water supply  fuzzy PID  control algorithm
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