Stator rewind & conversion to water-cooling adds 55 MVA

The rewound stator

  • FIG10
  • Aerial view of Big Brown power plant
  • Conversion from gas to water cooling
  • Section of a stator bar showing stainless steel hollow tubes and water box
  • Surface damage observed in a slot bottom
  • Cross section of a double Roebel stator bar
  • 'Ring shaped' hot sone on turbine side after first LOOP testing
  • 'Ring shaped' hot zone turbine side after second LOOP testing
  • The rewound stator