Media type: E-Article Title: Combined Cycle Unit Controllers Modification for Improved Primary Frequency Regulation Contributor: Carmona, Sergio; Rios, Sebastian; Peña, Héctor; Raineri, Ricardo; Nakic, Goran Published: Institute of Electrical and Electronics Engineers (IEEE), 2010 Published in: IEEE Transactions on Power Systems, 25 (2010) 3, Seite 1648-1654 Language: Not determined DOI: 10.1109/tpwrs.2009.2039881 ISSN: 0885-8950; 1558-0679 Keywords: Electrical and Electronic Engineering ; Energy Engineering and Power Technology Origination: Footnote: