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核技术  2013 

核电站堆功率调节器的设计与改进

DOI: DOI:10.11889/j.0253-3219.2013.hjs.36.120605, PP. 120605-120605

Keywords: 反应堆堆功率,三回路PID控制,控制棒,鲁棒性,干扰

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Abstract:

随着核电在我国能源结构中所占比例的逐步增加,一方面在电网需要进行网厂协调,使核电站能适应电网调峰、调频甚至电网AGC(AutomaticGainControl)方式的需求;另一方面在核电站,需要设计既适应以模式G为运行要求,又能保证其安全经济性能的控制系统。本文以反应堆为对象,对反应堆功率调节系统进行设计与改进,提出了三回路PID(Proportional,Integral,Derivative)控制系统保证控制棒棒位的精确控制。该方法跟踪调节性能好、鲁棒性强、能消除不可测干扰,对反应堆参与电网调峰具有现实意义。仿真结果表明了该方法的正确性和有效性。

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