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Mechanical Drive Steam Turbines

Rotor Assembly

1. Improvement of service life of turbine blade in wet region
   T-S-002 (PDF/218KB)
2. Improvement of drain erosion resistance for last stage blade
   T-E-009 (PDF/238KB)
3. Repair of damaged rotor journal portion
   CT-S-025 (PDF/485KB)

1st Stage Nozzle

1. Application of diffusion treatment against solid particle erosion
   T-E-008 (PDF/267KB)

Governing Device Assembly

1. ASKANIA type pressure governor production stop and replacement with electronic governor
   T-S-016 (PDF/174KB)

Gov. Side Bearing Assembly

1. Replacement of thrust bearing with improved type
   CT-S-023 (PDF/379KB)
2. Thrust bearing with Ni-plating for ammonia plant
   CT-S-024 (PDF/263KB)
3. Replacement with tilting pad bearing
   T-S-013 (PDF/112KB)

Extraction Control Valve Assembly

1. Online washing system
   T-E-010 (PDF/479KB)

Exh. Side Bearing Assembly

1. Replacement of sleeve bearing with tilting pad bearing
   T-S-013 (PDF/112KB)

Trip Throttle Valve Assembly

1. Addition of partial stroke test device for Mechnical Trip Throttle Valve during operation
   T-S-006 (PDF/272KB)