Single-level optimization of a hybrid SOFC–GT power plant

Journal of Power Sources 159 (2006) 1169–1185 Single-level optimization of a hybrid SOFC–GT power plant F. Calisea,∗, M. Dentice d’ Accadiaa, L. Vanolib, M. R. von Spakovskyc,1 a DETEC-University of Naples Federico II, P. le Tecchio 80-80125 Naples,... More

Journal of Power Sources 159 (2006) 1169–1185 Single-level optimization of a hybrid SOFC–GT power plant F. Calisea,∗, M. Dentice d’ Accadiaa, L. Vanolib, M. R. von Spakovskyc,1 a DETEC-University of Naples Federico II, P. le Tecchio 80-80125 Naples, Italy b DSA-University of Naples Federico II, Via Universit´ a 100-80055 Portici (NA), Italy c Center for Energy Systems Research, Department of Mechanical Engineering, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA Received 16 September 2005; accepted 17 November 2005 Available online 28 February 2006 Abstract The detailed synthesis/design optimization of a hybrid solid oxide fuel cell–gas turbine (SOFC–GT) power plant is presented in this paper. In the first part of the paper, the bulk-flow model used to simulate the plant is discussed. The performance of the centrifugal compressors and radial turbine is determined using maps, properly scaled in order to match the values required for mass flow rate and p Less