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