why a vaccum is created in condenser

Answer Posted / rajkumar

vacumm is only maintaining for rising the turbine workdone,
how means it will reduce turbine outlet temperature due to
long time expansion wih out condensation of steam on last
turbine stages corresponding to the vaccum pressure,
that means max heat will be recoverd on turbine,
and also already temp less of turbine exhaust so condensor
cooling water flow also needed less

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