ANSALDO ENERGIA Power Generation Solutions

Contract: San SeveroClient: En Plus S.p.A. (Atel)Type of supply contract: EPC ContractCountry: ItalySite Type: GreenfieldService Agreement: LTSACommercial operation: 2011Configuration:400 MW (1+1) Single shaft CCGTGENSTHRSGCond.The information contained in this publication is provided for illustrative purposesonly. Product descriptions and content may change in consideration of specific marketsituations. Ansaldo Energia may make changes to the descriptions provided atany time for technical or commercial reasons.Main characteristicsPlant main featuresSan Severo is composed of a 1+1 combined cycle unit insingle shaft configuration with air condenser for electricalenergy production. The expected plant efficiency is over57%. This power plant is equipped with the new flexibilitypackage to fulfil the new energy market requirement.The minimum technical load of the gas turbine, thanksto the new VeLoNOx TM burners, will be lower than the 45%.In this plant the new proprietary ZLD system has beenimplemented to reduce the fresh water consumption andto comply with the local regulation that prohibits any liquideffluents emission from the industrial sites. This systemallows an industrial water recover of about the 98%.Gas TurbineAE94.3A x 280 MW - 50 HzMain fuel: natural gasSteam TurbineMT15 x 135 MW - 50 Hz118/30.3/4.63 bar - 546/536/265°CGenerator50THR - L63 - 470 MVA - 20 kV - 50 Hz - H 2 cooledHeat Recovery Steam GeneratorThree pressure levels with RH, natural circulation,drum type with integrated deareator.Cooling SystemAir Condenser, single row, 24 modules, double speed type.16152 Genova - Via N. Lorenzi, 8 - ItalyPhone: +39 010 6551 - Fax: +39 010 655 6209www.ansaldoenergia.it