ST Cotter Turbine Services, Inc.
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Visit Us at
AISTech
May 7th – 12th Georgia 

Nichole Cotter receives the
“Woman On The Way”
award

Nichole Cotter receives the

Women Enterprise National
Council Certificate

Summer 2011



   Corporate Headquarters:
   2167 196th Street East
   Clearwater, MN 55320
   612.424.5614 Office
   FAX:320-558-2365

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Steam Turbine Services
Our supervisors have experience on steam turbines; both coal and nuclear; from 6 stage fan and chiller drive turbines to 1100MW generation units.

  • Parts
  • Repair
  • NDE
  • Grit blasting
  • Boresonics
  • Technical Direction
  • REwinds and Rewedges of generators
  • Complete Turbine Inspections
  • Complete Generator Inspections
  • Coomplete Valve Inspections On and Off Site
  • Controls Upgrades and Calibrations
  • Repair of Steam Path

Generator Services
As a complete turnkey service provider we understand that customers demand a complete solution. Not only do we offer Technical Direction, labor and turbine repairs, we also offer a full lnie of generator services. Rewinds, re-wedges, electrical testing, excitation upgrades and electrical diagnostics as well as Co2 blasting.

Electrical Testing

  • High Potential - commonly referred to as Hi-Pot testing
  • Insulation Resistance
  • DC Resistance
  • EL CID - Electromagnetic Core Imperfection Detection testing is used to detect insulation breakdown between the laminated stator core plates in generators, exciters and large electric motors.
  • Rotor Shorted Turn
  • Stator Wedge Tightness
  • Mechanical Resonance
  • Leak Testing


 

Steam Turbines Serviced

  • Alstom Steam Turbines
  • BBC Steam Turbines
  • Elliot Turbines
  • GE A2-D1, 6, 8-G2-G3
  • GE Lynn Steam Turbines
  • Murray Steam Turbines
  • Toshiba Steam Turbines & Valves
  • Worthington Steam Turbines
  • Westinghouse Steam Turbines
  • Boiler Feed Pump Turbines


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