Tender For 19Mw Pp Stg Unit Major Inspection 1 27021092 10 10 10 IN-SITU OVERHAULING-STEAM TURBINE UNIT 1 LO 20 GENERATOR OVERHAULING 1 LO Email : Devendra.Singh@amns.in Contact : 9879100738 Name : Singh, Devendra - AM/NS India - SMP1 Mec Item Details : 19 MW PP - STEAM TURBINE OVERHAULING SCOPE MACHINE DETAIL: Steam Turbine MAKE: SIEMENS Rated Power: 18.40 MW MODEL: SST -300 Sr no: 3,20,08 ,152 GEARBOX: Make: Flender Graffenstaden Rated Power: 18.800 KW SIZE: T X 71/40 Sr no :10103 Generator Make: TDPS Rated Output: 25000 KVA Type: TC 172 Sr no: 2K801511-01 Scope of work: 1. Overhaul of the STG SET (STG/GEARBOX/GENERATOR) <(>&<)> condition assessment of turbine set. 2. Electrical testing on generator stator and rotor 3. TG set overhauling to be carried out as per OEM protocols- M/s Siemens, M/s TDPS <(>&<)> M/s Flender. 4. Turning device/STG rotor and diaphragm seals removal. 5. Turbine operation parameter review with design data. Based on turbine condition and deviation in critical parameters, an action plan must be prepared with an Engineer in charge before site mobilization 6. Turbine rotor <(>&<)> stator internals cleaning by blast cleaning. Details Scope of work: 1. Coupling Removal: Removal of coupling guard. High speed coupling bolts to be removed and to be checked for any looseness or damage. Jacking of coupling hubs and removing from the position. 2. Alignment checking before dismantling: Coupling alignment will be checked before dismantling of the machine. Gearbox to turbine <(>&<)> Gearbox to generator. 3. Bearing inspection scope. 1. Cleaning of bearing pedestals. 2. Removal of HP/LP and Gen bearings and thrust bearings from pedestals/ housing. 3. Checking clearance of oil catcher of all bearing pedestal and