Design and optimization of fuzzy-PID controller for the nuclear reactor power control

Design and optimization of fuzzy-PID controller for the nuclear reactor power control
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DOI:
10.1016/j.nucengdes.2009.07.001
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发表时间:
2009-11-01
影响因子:
1.7
通讯作者:
Li, Chong
Li, Chong
中科院分区:
工程技术3区
文献类型:
--
作者:
Liu, Cheng;Peng, Jin-Feng;Li, Chong

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本文介绍了模糊比例综合衍生(模糊pid)控制策略,并将其应用于核反应堆功率控制系统。在模糊pi D控制策略中,模糊逻辑控制器(FLC)被利用,以将PID的有限增长扩展到稳定区域中PID增益的可能组合和遗传算法的可能组合,以通过Quadratic Optimization提高“扩展”精度对于FLC的成员函数(MF)。因此,FLC调整了PID控制器的收益,以使模型的变化与功率更改。模糊杆的设计和模拟以控制反应堆功率。仿真结果表明模糊pID控制器的性能良好。 Crown版权(C)2009由Elsevier B.V.保留所有权利。
This paper introduces a fuzzy proportional-integral-derivative (fuzzy-PID) control strategy, and applies it to the nuclear reactor power control system. At the fuzzy-PI D control strategy, the fuzzy logic controller (FLC) is exploited to extend the finite sets of PID gains to the possible combinations of PID gains in stable region and the genetic algorithm to improve the 'extending' precision through quadratic optimization for the membership function (MF) of the FLC. Thus the FLC tunes the gains of PID controller to adapt the model changing with the power. The fuzzy-PID has been designed and simulated to control the reactor power. The simulation results show the favorable performance of the fuzzy-PID controller. Crown Copyright (C) 2009 Published by Elsevier B.V. All rights reserved.