1. U.S. Energy Information Administration, “International Energy Outlook 2019,” U.S. Energy Information Administration, 2019.
2. J. DiCampli and D. Laing, “State of the Art Hybrid Solutions for Energy Storage for Grid Firming,” GE Power, June 2017. [Online]. Available. [Accessed August 2019]. https://www.ge.com/content/dam/gepower-pgdp/global/en_US/documents/product/hybrid/GE%20PGE%202017%20Hybrid%20paper.pdf.
3. CPV Sentinel Energy Project, Desert Hot Springs, California;Overton;Power,2014
4. Gridwatch, “G.B. National Grid Status,” June 2020. [Online]. Available. [Accessed 15 June 2020]. https://www.gridwatch.templar.co.uk/.
5. Progress in electrical energy storage system: A critical review;Chen;Prog. Natural Sci.,2009