广义预测控制在火电厂单元机组协调控制中的应用研究

Study of the Generalized Predictive Control for Generating Unit in Heat Power Plant

设计有效的火电厂单元机组机炉协调控制系统是提高热工自动化水平的关键问题。本文采用了广义预测控制算法 ,它具有算法简单 ,在线计算量小 ,鲁棒性强等特点。将其应用于火电厂单元机组的协调控制系统进行仿真研究 ,对被控对象的不确定性具有良好的适应性和鲁棒性。

It's a key problem to design an effective coordinated control system for boiler-turbine unit for improving the automation in thermal engineering.The algorithm of the generalized predictive control(GPC) is simple,low on-line computational complexity and strong robustness.GPC is designed for coordinated control for boiler-turbine unite.The indeterninacy of the controlled object owns a good adaptation and robustness.Simulation results demonstrated the effectiveness of GPC.