In Power System, studying the Area Control Errors(ACE) in Automatic Generation Control(AGC) can effectively improve the performance of Frequency control, and also makes sense to the secure and stable running of the system.

• 研究电力系统自动发电控制中的区域控制误差,能够有效提高频率控制效果,对系统的安全稳定运行有重要意义。