FDW has various meanings in the Technology category. Discover the full forms, definitions, and usage contexts of FDW in Technology.
Cleaned and softened, chemically treated and steam heated, raw water used for steam generation within the boiler. The temperature of feedwater normally is 275-280°F. Water supplied to the reactor pressure vessel in a boiling-water reactor or the steam generator in a pressurized-water reactor that removes heat from the reactor fuel rods by boiling and becoming steam.
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