TY - JOUR T1 - Standalone and Hybridised Flywheels for Frequency Response Services: A Techno-Economic Feasibility Study JO - Energies UR - http://dx.doi.org/10.3390/en17112577 PY - 2024/05/26 AU - Hutchinson AJ AU - Gladwin DT ED - DO - DOI: 10.3390/en17112577 PB - MDPI AG VL - 17 IS - 11 SP - 2577 EP - 2577 Y2 - 2025/04/12 ER -