The stress in a steam boiler shell can be calculated as
σ = P D / 2 t (1)
where
σ = Hoop stress (N/m2)
P = boiler pressure (N/m2)
D = diameter of boiler shell (m)
t = thickness of boiler shell (m)
The stress in a steam boiler shell can be calculated as
σ = P D / 2 t (1)
where
σ = Hoop stress (N/m2)
P = boiler pressure (N/m2)
D = diameter of boiler shell (m)
t = thickness of boiler shell (m)
Last edited by Esam; 07-26-2011 at 04:24 PM.
[h=Selection of steam traps and safety factors]2[/h]
A steam trap must be properly sized to handle full load of condensate during startup.
Steam Trap Type Safety Factor Balanced Thermostatic Steam Trap 3 Bimetallic Steam Trap 2.5 Float Steam Trap 2 Inverted Bucket Steam Trap 2.5 Liquid Expansion Steam Trap 3 Thermodynamic Steam Trap 1.5
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