考虑频率特性及储能电池状态的电化学储能参与一次调频控制策略

曹钰, 姜彤, 刘炽, 杨勇, 刘文飞, 刘文颖

Electrochemical energy storage participation in primary frequency regulation control strategy considering frequency characteristics and energy storage battery state

Yu CAO, Tong JIANG, Chi LIU, Yong YANG, Wenfei LIU, Wenying LIU

表6 阶跃负荷下参与调频前后的储能电池组状态

Table 6 The state of the energy storage battery pack before and after participating in frequency regulation under step load

电池组 Ⅰ Ⅱ Ⅲ Ⅳ 整体 平均分配ΔSOC 3.82% 3.82% 3.82% 3.82% 3.82% 本文策略ΔSOC 3.03% 3.18% 3.86% 5.21% 3.82% 本文策略循环区间 61.97%～65.0% 51.82%～55.0% 51.14%～55.0% 59.79%～65.0% 56.18%～60.0% 平均分配循环区间 61.18%～65.0% 51.18%～55.0% 51.18%～55.0% 61.18%～65.0% 56.18%～60.0%