OALib Journal期刊
ISSN: 2333-9721
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基于阶梯式控制的燃气?蒸汽联合循环机组监督预测控制算法
, PP. 66-70
Keywords: 燃气?蒸汽联合循环机组,余热锅炉,主蒸汽压力,阶梯式控制,监督预测控制算法
Abstract:
针对燃气?蒸汽联合循环机组余热锅炉主蒸汽压力具有大惯性、纯滞后、强干扰等特点,将阶梯式控制策略引用到监督预测控制算法中。通过监督层动态优化目标函数,对给定的调节层提供最优的设定点,在每个采样周期,采用阶梯式控制策略,降低了在线计算量,减少了计算时间,提高了算法的快速性。仿真对比结果表明,该算法可行且控制效果良好,具有较好的经济性。
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