FACTS technology based TCSC site selection and constant volume method

The invention relates to a FACTS technology based TCSC site selection and constant volume method. The method includes the following steps: configuring TCSC on residual lines after a power grid is failed; configuring the number of the TCSC according to needs; setting different maximum compensation degree values; comparing power curves before and after the input of the TCSC; analyzing reactance value changing curves; analyzing influences of the different maximum compensation degree values on section transmission capacity; and determining a TCSC site selection and constant volume scheme accordingto analysis results. The beneficial effects of the method are as follows: the method can shorten electrical distances, enhance the conveying capabilities of a power transmission system and guaranteethe stable operation of the power grid. 本发明涉及基于FACTS技术的TCSC选址定容方法，包括以下步骤：电网故障后在剩余线路配置TCSC；根据需要配置TCSC的数量；设置不同的最大补偿度数值；对比TCSC投入前后的功率曲线；分析电抗值变化曲线；分析不同最大补偿度数值对断面输电能力的影响；根据分析结果确定TCSC选址定容方案。本发明的有益效果：基于FACTS技术的TCSC选址定容方法，能够缩短电气距离，提高输