Energy storage de-rating factor cut in Poland ''created opportunity''
A 61% factor means a 100MW battery energy storage system (BESS) will only be able to bid in 61MW. Capacity markets are a growing area for energy storage to play in, with 23GW of projects awarded auctions across Europe, said panel moderator Joanna Spirodek, BESS integrator Fluence''s EMEA marketing manager.