From: Multi-stage expansion planning of energy storage integrated soft open points considering tie-line reconstruction
Scheduled capacity
Stage I
Stage II
Stage III
Stage IV
AC-DC converter (MVA)
Node 8
1.53
1.77
2.04
Node 19
–
0.48
2.11
2.13
Node 27
0.79
1.38
5.19
DC-DC converter (MW)
0.71
1.83
4.39
7.99
Storage battery (MWh)
2.02
5.18
16.77
45.15