• L&T-Sargent & Lundy
  • L&T-Sargent & Lundy

1x168.1 MW AES Kelanitissa CCPP, Sri Lanka


    Name of Project : 1x168.1 MW  AES Kelanitissa Combined Cycle Power Project at Colombo, Sri Lanka

    Owner : AES Kelanitissa (Pvt.) Limited, Sri Lanka

    Client : Larsen & Toubro Limited, India

    Capacity : 1x168.1 MW

    L&T-S&L’s scope : Complete Basic and Detail engineering services

    Configuration :

    • One (1) BHEL make MS 9171 E Gas Turbine Generator (GTG)
    • One (1) L&T make Heat recovery steam generators (HRSG)
    • One (1) BHEL make Steam turbine generator (STG)

    Key Technical Features :

    • GTG capacity 116 MW with steam injection for emission control
    • HRSG is double pressure, unfired, unassisted circulation type
    • STG of capacity 57 MW having two (2) cylinder with combined HP / L P casing, down exhaust condensing type, with LP injection and dual extraction
    • Two pass, single shell divided water box type Condenser
    • Severe space constraints made layout engineering a challenging task
    • Induced draft cooling tower, basin, fire water pump house and transformers located on top of clarified water storage tank
    • Overhead switch yard with multi-tier arrangement of the transformer bay and switching bays
    • Single push button start-up and shut down
    • Global positioning satellite synchronization for all control systems for common time base
    • Engineering was carried out using American and other international codes customized to local regulatory requirements

    Fuel : High Speed Diesel

    Year of commissioning : 2003