A coal fired oxy boiler power plant having: a steam cycle comprising: a high pressure steam turbine adapted to expand steam; an intermediate pressure steam turbine, adapted to expand steam from the high pressure steam turbine, having a steam extraction port; and a low pressure steam turbine adapted to expand steam from the intermediate pressure steam turbine, a condensate system comprising: a condenser adapted to condense steam exhausted from the low pressure steam turbine: a plurality of serial low pressure heaters (24, 25, 11, 12, 20), arranged and numbered in sequential order based on a condensate flow direction, adapted to receive and serially heat condensate from the condenser; and a feed water tank configured and arranged to receive condensate from the series of low pressure heaters (24, 25, 11, 12, 20), the oxy boiler power plant further comprising: an oxygen feed line with a steam coil oxygen preheater wherein an extraction line connects the steam extraction port to the steam coil oxygen preheater, characterised by a drain line fluidly connecting the steam coil oxygen preheater to the condensate system and further comprising a condensate pump in the drain line. a steam cycle comprising: a high pressure steam turbine adapted to expand steam; an intermediate pressure steam turbine, adapted to expand steam from the high pressure steam turbine, having a steam extraction port; and a low pressure steam turbine adapted to expand steam from the intermediate pressure steam turbine, a high pressure steam turbine adapted to expand steam; an intermediate pressure steam turbine, adapted to expand steam from the high pressure steam turbine, having a steam extraction port; and a low pressure steam turbine adapted to expand steam from the intermediate pressure steam turbine, a condensate system comprising: a condenser adapted to condense steam exhausted from the low pressure steam turbine: a plurality of serial low pressure heaters (24, 25, 11, 12, 20), arranged and numbered in sequential order based on a condensate flow direction, adapted to receive and serially heat condensate from the condenser; and a feed water tank configured and arranged to receive condensate from the series of low pressure heaters (24, 25, 11, 12, 20), a condenser adapted to condense steam exhausted from the low pressure steam turbine: a plurality of serial low pressure heaters (24, 25, 11, 12, 20), arranged and numbered in sequential order based on a condensate flow direction, adapted to receive and serially heat condensate from the condenser; and a feed water tank configured and arranged to receive condensate from the series of low pressure heaters (24, 25, 11, 12, 20), a plurality of serial low pressure heaters (24, 25, 11, 12, 20), arranged and numbered in sequential order based on a condensate flow direction, adapted to receive and serially heat condensate from the condenser; and a feed water tank configured and arranged to receive condensate from the series of low pressure heaters (24, 25, 11, 12, 20), an oxygen feed line with a steam coil oxygen preheater wherein an extraction line connects the steam extraction port to the steam coil oxygen preheater, characterised by a drain line fluidly connecting the steam coil oxygen preheater to the condensate system and further comprising a condensate pump in the drain line.