In a steam-heating system, air is heated by being passed over some tubes through which steam flows steadily. Steam enters the heat exchanger at 30 psia and 400°F at a rate of 15 lbm/min and leaves at 25 psia and 212°F. Air enters at 14.7 psia and 80°F and leaves at 130°F. Determine the volume flow rate of air at the inlet.
Heat Exchangers
Heat exchangers are the types of equipment that are primarily employed to transfer the thermal energy from one fluid to another, provided that one of the fluids should be at a higher thermal energy content than the other fluid.
Heat Exchanger
The heat exchanger is a combination of two words ''Heat'' and ''Exchanger''. It is a mechanical device that is used to exchange heat energy between two fluids.
In a steam-heating system, air is heated by being
passed over some tubes through which steam flows steadily. Steam enters the heat exchanger at 30 psia and 400°F at
a rate of 15 lbm/min and leaves at 25 psia and 212°F. Air
enters at 14.7 psia and 80°F and leaves at 130°F. Determine
the volume flow rate of air at the inlet.
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