TA Series

UPGRADES FOR RUSTON TURBINES RUSTON TA SERIES (TA 1260, TA1500, TA1750) -Ruston Gas Turbines

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Mechanical Assemblies:

1.0 Air Intake Systems

  • 1.1 All stainless steel inlet screens for offshore and corrosive atmospheres.
  • 1.3 Duplex thermocouples for temperature measurement.

Mechanical Assemblies:

2.0 Axial Compressor

  • 2.1 Blade coating and repair.
  • 2.2 Rotor balancing, stub shaft repair and rotor restacking.
  • 2.3 Proximity probes for speed measurement of gas producer speed.
  • 2.4 Thrust collar and thrust pad repair.
  • 2.5 Repair and replacement of starter systems, both gas and electric.

Mechanical Assemblies:

3.0 Crossover Duct

  • 3.1 Blow off valve replacement and repair
  • 3.2 Solenoid valve replacement or repair.
  • 3.3 Duplex thermocouples for temperature measurement.

Mechanical Assemblies:

4.0 Combustion Chambers

  • 4.1 Replacement and / or retrofit of U. V. flame detection systems
  • 4.2 Flame tube, hot elbow, volute replacement and repair including spraying with thermal barriers to improve longevity.

Mechanical Assemblies:

5.0 Compressor Turbine Rotor & Stator

  • 5.1 Blade coating and repair.
  • 5.2 Bearing journal repair and shaft balancing.
  • 5.3 Labyrinth seal replacement or repair.
  • 5.4 Rotor repair and balancing.
  • 5.5 Stator repair.

Mechanical Assemblies:

6.0 Interduct

  • 6.1 Replacement duplex thermocouples.
  • 6.2 Replacement and repair of thrust rings.
  • 6.3 Replacement and repair of air pipes.

Mechanical Assemblies:

7.0 Power Turbine Rotor and Stator

  • 7.1 Blade Coating and repair.
  • 7.2 Rotor repair, reblading and balancing.
  • 7.3 Stator repair
  • 7.4 Carden shaft journal repair and balancing.
  • 7.5 Replacement of asbestos lagging with removable non asbestos cladding for the bifurcated duct and exhaust ducts
  • 7.6 Non asbestos wrap around exhaust joints for ease of replacement.

Mechanical Assemblies:

8.0 Gearbox

  • 8.1 Replacement or repaired bearings where wall thickness is greater than 1/4 inch
  • 8.2 Replacement / repaired gears and or shafts.
  • 8.3 Replacement or repaired lube oil pumps.
  • 8.4 Replacement flame proof speeder motor kits.
  • 8.5 Governor replacement or repair.
  • 8.6 Replacement or repaired fuel valves
  • 8.7 Proximity probes for PT speed pickups.

Mechanical Assemblies:

9.0 Couplings

  • 9.1 Replacement or alternative couplings
  • 9.2 Replacement flexible elements and fasteners.

Mechanical Assemblies:

10.0 Electrical

  • 10.1 We will replace all existing wiring with easy to install, locally supplied equivalents.
  • 10.2 Junction Boxes We use all stainless steel Nema grade junction boxes appropriate to the area classification.
  • 10.3 Electric Motors We will provide replacement or repair service using locally supplied alternatives.

Mechanical Assemblies:

11.0 Piping

  • 11.1 We will replace all existing pipe work and couplings with stainless steel swagelock type fittings for gas lube oil and air systems if required.
  • 11.2 Where appropriate we will engineer flexible connections to ease component replacement problems.

Mechanical Assemblies:

12.0 Lube oil and Fuel Systems

  • 12.1 Filters.We can supply OEM or equivalent filters.
  • 12.2 We can engineer these systems to off-skid if this is required. On older sets this makes servicing much simpler.
  • 12.3 Servo systems: call us for locally sourced alternatives.

Mechanical Assemblies:

13.0 Fuel Systems

  • 13.1 We will repair and renovate gas fuel burners.
  • 13.2 We will repair actuators and actuator electronics.
  • 13.3 We will repair or replace gas fuel valves, solenoids and regulators.
  • 13.4 Replacement or repair of liquid fuel valves and burners.
  • 13.5 Replacement or repair of liquid fuel pumps and filters.

Mechanical Assemblies:

14.0 Instrumentation.

  • 14.1 Gauges: We can provide stainless steel gauge panel assembly providing start permissives and operational data which can be locally or remotely located
  • 14.2 Current control system can be refurbished

Mechanical Assemblies:

15.0 Controls

  • 15.1 Flame viewing system can be replaced with PSI 24 VDC Honeywell UV system which provides an extremely reliable detection system.
  • 15.2 Temperature Monitoring can be managed with our 24 VDC microprocessor based monitor which allows monitoring of all individual temperatures, Tmax, and interduct temperature spreads at one point. The turbine is protected against unstable spread conditions which lead to premature failure of hot elbows and volutes
  • 15.3 The existing annunciator can be replaced with a PSI microprocessor based unit
  • 15.4 Existing relay logic can be repaired or refurbished
  • 15.5 Existing vibration relays can be replaced with 24 VDC versions eliminating the static inverter.

Mechanical Assemblies:

16.0 Replacement Control Systems

  • 16.1 Simple stop / start with basic gauging.
  • 16.2 Middle level system with complete gauging but low level annunciation.
  • 16.3 Complex system with full annunciation, gauging, transducers and data acquisition accessibility.
  • 16.4 Partial PLC replacing mechanical relays but utilizing current servo operated equipment.
  • 16.5 Full PLC replacing relays, governor and limiters using electronic fuel valve but maintaining full flexibility of engine capabilities.

Mechanical Assemblies:

17.0 Data Acquisition System

  • 17.0 Data Acquisition System