HCI provides specialized repair services for turbines and generators used in the power generation industry, and can provide a variety of field services at the customer site. We have a proven track record of overhauls, repairs, refurbishments and upgrades at power stations around the world. We are able to service steam, gas, and water turbines and generators.
Our portable equipment includes:
- Large low speed dynamic balancing machine
- Large rotor lathe
- Portable field balance equipment for in-situ high speed balancing of turbine and generator rotors
- Stock of large size taps and drills
- Diaphragm nozzle repair welding stations
Examples of our capabilities include:
- Steam Turbines
- Rotor low speed dynamic balancing
- Rotor bucket replacement
- Rotor shroud cover, tie wire and fork pin replacement
- Rotor machining
- Large casing machining and weld repair
- Seal ring replacement
- Field machining of valve and turbine casing
- Removal of turbine and valve casing high temperature stud bots, including oversize
- tapping of female threads if required
- Control and stop valve stellite welding
- Diaphragm radial fin replacement
- Diaphragm nozzle partition repair and chrome carbide coating
- Turbine journal and thrust bearing re-babbitting
- Generators
- Rotor and stator rewind
- Rotor and stator precise inspection
- Stator inspection and repair
- Slip ring machining
- Low speed dynamic balancing of rotor
- Hydraulic integrity testing (HIT)
- El-Cid testing
- Water Turbines
- Refurbishment of mechanical components, including repairs to operating rings, head covers, wicket gates, bottom rings, scroll cases, draft tubes, servo motors, shafts and discharge rings; runner refurbishment
- Gas Turbines
- Turbine and generator assembly and commissioning
- Hot gas path component inspection
- Rotor blading and balancing
- Maintenance and operational support
