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Implementation of four-grade early-warning and preventive control method for large scale power grid
Author(s): 
Pages: 140-145
Year: Issue:  10
Journal: Power System Protection and Control

Keyword:  power systembulk power gridmethod of forewarning and preventive controlfour-grade analysis stepimplementation;
Abstract: 采取综合防御措施来避免大电网停电事故的发生受到越来越多电网运行人员和研究者的重视.现有的预警和预防性控制系统更多地关注电网运行实时在线的安全稳定分析和事故防范,然而从电网运行环节的全过程出发将能更好地实现综合防御的思想.四级梯度预警预控方法正是将系统工程的思想应用于电网运行生产过程的四个重要环节,针对各自的特点开展预警分析和预防性控制.介绍了大电网四级梯度预警预控方法在河南电网的工程实践情况,主要包括系统的功能实现、创新性的技术应用和应用中的思考与启示,为大电网预警预控系统未来的发展提供了借鉴和参考.
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