Services
Kraftwerk Engineers Private Limited offers consulting in respect of maintenance and operating problems of Thermal Power Plants.
Turbine
Capital Overhaul
- Blast cleaning of turbine rotors & internals
- Prepare quality plan & record measurements, which will form basis for repair, correction and revision
during the course of overhaul
- NDT of critical components
- Repair / refurbishment / replacement of worn out & damaged components
- Repair of cracks on turbine rotor & casing
- Correction of deformation of casing parting plane
- Total replacement steam sealing fins on rotor and casing
- Reaming and honing of coupling holes
- Rebucketing of rotor and balancing of rotor
- Repair and refurbishment of guide wheel vanes
- Overhaul of hydraulic and mechanical governing system
Mini Overhaul
- Inspection of bearings, MPT, DPT & UT
- Over haul of control valves, emergency stop valves, extraction valves & servo system
- Correction of alignment of turbine rotors & generator rotors
- Overhaul of governing system
Generator
- Inspection of stator & rotor
- Check wedge tightness & carry wedge tightening
- Conduct electrical tests on stator winding, stator core & rotor winding
- Removal of rotor retaining ring, inspection & reassembly
- Dry out of stator & rotor and epoxy painting
- Revision of bearings and hydrogen seals
- Revision of generator terminals
- Revision of generator hydrogen/air coolers
Boiler
- Overhaul rotating Machines (FD, ID, PA Fans)
- Overhaul of fuel firing system and air pre-heater
- Water jet cleaning of boiler heat transfer area
- Thickness survey of water wall, super heater, & economizer tubes
- Overhaul of valves and safety valves
Pumps
- Revision of boiler feed water pumps
- Revision of condensate extraction pump
- Circulating water pumps
- Turbine starting oil pumps
- Auxiliary and emergency oil pumps
Condenser and Heat Exchanger
- Re-tubing of condenser & heat exchanger including repair to tube sheet joints
- High-pressure water jet cleaning of tubes
Spare Part Management & Refurbishment
- Supply of blades for steam turbines and compressors
- Supply of blades for diaphragms, nozzles segments, diaphragms, etc
- Supply of critical components of turbine like, shroud bands, notch blocks & lock pins
- Turbine bearing oil deflector & steam gland seals
- Boiler feed pump spares, pump rotors, high pressure discharge head, wear rings, bearings, etc.
- The spares and components are manufactured as per drawing supplied by customer or drawings made through Reverse Engineering from the sample