Transcription of Pipe Sizing Steam Supply andCondensateReturn Lines
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Pipe Sizing Steam Supply andCondensateReturn Lines
45 pipe Sizing Steam Supply and Condensate Return LinesDefinitionsSteam mains or mains carry Steam fromthe boiler to an area in which multiplesteam-using units are branch Lines take Steam fromsteam main to Steam -heated discharge Lines move condensateand flash Steam from the trap to a return Lines receive conden-sate from many trap discharge Lines andcarry the condensate back to the : The velocity ranges shown in SteamPipe Capacity Tables 45-1 through 46-4 canbe used as a general guide in Sizing steampiping. All the Steam flows above a givencolored line are less than the velocities shownin the SizingTwo principal factors determine pipesizing in a Steam system:1. The initial pressure at the boiler andthe allowable pressure drop of the totalsystem. The total pressure drop in thesystem should not exceed 20% of thetotal maximum pressure at the includes all drops line loss,elbows, valves, etc.
Pipe Sizing Two principal factors determine pipe sizing in a steam system: 1. The initial pressure at the boiler and the allowable pressure drop of the total system. The total pressure drop in the system should not exceed 20% of the total maximum pressure at the boiler. This includes all drops — line loss, elbows, valves, etc. Remember, pressure
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