Electric power system real-time monitoring method and system based on EMS

• Main Authors: CHEN LONG, LUO YI, YE YANFENG, LIN RUNQI, KONG QINGYING, XIA TONGFEI, HUANG ZHIHUA
• Format: Patent
• Language: Chinese; English
• Published: 12.01.2024
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention relates to an electric power system real-time monitoring method based on an EMS, and the method comprises the following steps: S1, constructing a network topology structure based on the scale of an electric power system, and carrying out the network topology optimization; s2, acquiring real-time monitoring data of the power system; s3, constructing a state estimation model according to the data acquisition network topology structure; s4, according to the detection data collected in real time, based on the state estimation model, the state information of each node of the electric power system is obtained, calculated and updated by adopting a least square method; and S5, monitoring and analyzing the state of the power system in real time based on the updated state information. The state of the power system can be monitored and analyzed in real time. 本发明涉及一种基于EMS的电力系统实时监测方法，包括以下步骤：步骤S1:基于电力系统规模，构建网络拓扑结构，并进行网络拓扑优化；步骤S2:获取电力系统实时监测数据；步骤S3:根据数据采集网络拓扑结构，构建状态估计模型；步骤S4:根据实时采集的检测数据，基于状态估计模型，采用最小二乘法获取计算更新电力