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Turnkey Plant Uprates & Retrofits




Hitachi provides state-of-the-art retrofits and upgrade solutions for existing power plants.

 

Turbine Uprates & Retrofits

 

Hitachi has developed advanced retrofit technology to improve the efficiency, output and reliability of existing steam turbines for both thermal and nuclear applications.

Hitachi has performed approximately 70 major turbine up-rates on Hitachi and other OEM equipment and will be installing at least eight major turbine retrofits in Canada over the next four years.

Related links
More information on Hitachi Turbine Technology can be found at:
http://www.power-Hitachi.com/solution/02d.htm

 

Turbine Uprate

 

 

SaskPower, Boundary Dam 6 (Canada) – 2003

 
  • 294 MW HTC Steam Turbine/Generator
  • HIP & LP Turbine Retrofit including Guardian Seals

 

Macquarie Generation, Liddell 1~4 (Australia) – 2003~2005

 
  • 4 x 500 MW GEC Steam Turbines
  • LP Turbine Retrofit Including New Inner Casings, Diaphragms, Packing and Rotors
  • Last Stage Blade Length Increased

 

Generator Uprates & Retrofits

 

Hitachi has developed advanced retrofit technology to improve the reliability and increase the MVA rating of existing steam turbine generators for both thermal and nuclear applications.

More information on Hitachi Generator Technology can be found at:
http://www.Hitachi.co.jp/Prod/generator/

 

SaskPower, Boundary Dam 6 (Canada) - 2003

 
  • 294 MW HTC Steam Turbine/Generator
  • Generator uprated to 368MVA (10% up-rate)
  • Generator Stator Replacement

 

 

Power Boiler Uprates & Retrofits

 

Hitachi provides custom designed boilers and auxiliary systems for increased output, environmental performance and efficiency. Our experience covers all standard fuel types including bituminous and sub-bituminous coal, liquate, oil and natural gas.

More information on Hitachi Power Boiler Technology can be found at:
http://www.bhk.co.jp/english/index.html

 

Gas Turbine Retrofits

 

Hitachi has developed H15 & H25 gas turbines as drop in replacements for frame 5 gas turbines. Hitachi H-25 development was based on extensive experience from supplying over 280 frame 5 gas turbines. The H15 & H25 gas turbines are suitable for simple cycle, combined cycle and co-generation applications.

More information on Hitachi Gas Turbines can be found at:
http://www.power-Hitachi.com/products/02b01.htm

 

Reliable Heavy Duty Design utilizing Latest Technology

 

Gas Turbine:

  • Heavy Duty Design
  • Horizontal Split Casing
  • Single Shaft
  • Rotating Speed 7,280 rpm

Compressor:

  • 17 Stages Axial Type
  • Pressure Ratio 14.7
  • Trans-Sonic Blade Airfoil

Turbine:

  • 3 Stages Impulse Type
  • Air Cooled Nozzle and Bucket




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