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for Power Utilities in Africa

Tema Thermal Power Complex

STATION 1 - MR46GS

Technology - Pratt & Whitney Gas Turbines

Technical Information

  • Twin Pac (46G1A&B): 45MW
  • Power Pac (46G2): 15MW
  • Mobile Pac (46G3): 15MW
  • Dual fuel gas turbines - Natural Gas (NG) & Distillate Fuel Oil - (DFO)
  • Gas Turbine Generator Output Voltage - 11.5kV at 50Hz stepped up to 161kV

Fuel Storage

  • 1No storage tank for raw Distillate Fuel Oil (DFO) of 3,000m3 capacity
  • Three (3) storage tanks for treated Distillate Fuel Oil (DFO) of 780m3 capacity each

Gas Commission

  • 46G1AB - February 3, 2014
  • 46G2 - February 7, 2014
  • 46G3 - February 14, 2014

Gas Turbines

  • Rating - 45MW & 15MW for G2 & 3
  • Speed - 3,000 rpm

Generator

  • Generator Output Voltage - 11.5KV
  • Frequency: 50HZ
  • Speed: 3000rpm
  • No. of Poles: 2

Financiers

  • Consortium of Mining Companies

Major Contactor

  • Lycopodium


STATION 2 - TP47G1

Technology - GE Frame 9E

Technical Information

  • 1No GE Frame 9E: 126MW (ISO)
  • ne - Natural Gas (NG); Light Crude Oil (LCO) & Distillate Fuel Oil - (DFO)
  • Gas Turbine Generator Output Voltage - 14.5kV at 50Hz stepped up to 161kV

Fuel Storage

  • 1No storage tank for raw LCO (Tank 56), 57,000m3 located at Tema Oil Refinery
  • Two (2) storage tanks for treated LCO of 15,200m3 capacity each
  • One (1) 3000m3 tank of untreated DFO
  • Three (3) tanks of 780m3 of treated DFO

Plant Maintenance

  • Combustion Inspection (CI) at 8,000hrs on LCO and 12,000hrs on Natural Gas
  • Hot Gas Path Inspection (HGPI) at 24,000hrs
  • Major Inspection (MI) at 48,000hrs

Gas Turbines

  • Rating - 126MW (ISO)
  • Speed - 3,000 rpm
  • No. of Stages - 3

Generator

  • Rating - 141.75MVA
  • Frequency: 50HZ
  • Speed: 3000rpm
  • No. of Poles: 2

Sponsors/Financiers

  • Government of Ghana (GoG)
  • Volta River Authority (VRA)

Main Contactors

  • GECAD Ghana - EPC Contractor


Station 3 - ST50GS

 

Technology - Siemens Gas Turbines 300/400

Technical Information

Phase 1
  • 3No SGT300: 7.9MW (ISO)
  • 2No SGT400: 12.9MW (ISO)
Phase 2
  • 1No SGT300
  • Rating 7.9MW (ISO)

Fuel Storage

  • 1No storage tank for raw Distillate Fuel Oil (DFO) of 3,000m3 capacity
  • Three (3) storage tanks for treated Distillate Fuel Oil (DFO) of 780m3 capacity each

Generator

  • Rating - 11.5KV
  • Frequency - 50 Hz
  • Speed - 1,500 rpm
  • No. of poles - 4

2No SGT400

  • Rating - 14.4 MW (ISO)
  • Compressor Turbine - 14,000 rpm
  • Power Turbine - 9500 rpm

Generator

  • Rating - 11.5KV
  • Frequency: 50HZ
  • Speed: 1,500rpm
  • No. of Poles: 4

Dual fuel gas turbines - Natural Gas (NG) & Distillate Fuel Oil - (DFO)
Gas Turbine Generator Output Voltage - 11.5kV at 50Hz stepped up to 161kV

Fuel Storage

  • 1No storage tank of 3,000m3 untreated
  • 1No storage tank of 3,000m3 treated

Plant Maintenance

  • Type A Maintenance at 8,000hrs run
  • Type B Maintenance at 16,000hrs run
  • Type C (Engine Swap) at 24,000hrs run

Sponsors/Financiers

  • Government of Ghana
  • Volta River Authority

Main Contactor

  • Atholl Energy Limited - EPC Contractor
  • JVC - Sub Contractor