Challenge

Repair of Steam Turbine and adapt the blading to lower steam parameters enabling low load operation

Solution

  • Aerodynamic optimization of blade path
  • Recalculation of valve sequencing
  • Design, manufacture and installation of blading and blade carrier in existing machine
  • Installation of new digital turbine governor including backpressure control
  • Commissioning and governor optimization

AEG Steam Turbine Repair example 1AEG Steam Turbine Repaiir example 2AEG Steam Turbine Repair example 3

Benefits

  • Operating parameters successfully modified from 540°C, 18-37 bar (hot reheat of main turbine) to 320°C 20-40 bar (cold reheat of main turbine), 20-120t/h
  • Successful commissioning of installation
Share this article