Condensate Pipes Capacity

Reference data and engineering information about condensate pipes capacity for piping systems applications.

condensatepipescapacityCalculator

Overview

Engineering reference data for Condensate Pipes Capacity in piping systems.

Key Formulas

Continuity

$A_1 v_1 = A_2 v_2$

Mass conservation in pipe flow.

Pressure Drop

$\Delta P = f \frac{L}{D} \frac{\rho v^2}{2}$

Darcy-Weisbach equation.

Pipe Area

$A = \frac{\pi D^2}{4}$

Cross-sectional area of a pipe.

Variables

Symbol	Description	Unit
$D$	Pipe diameter	m
$v$	Flow velocity	m/s
$\Delta P$	Pressure drop	Pa
$f$	Friction factor	—

Condensate Pipe Capacity Table

The following table provides the capacities of condensate pipes for various nominal sizes and steam consumption rates, measured in kilowatts (kW), for different piping configurations.

7 rows

Steam condensate pipe line capacities for wet mains, dry mains with different gradients, and vented vertical pipes.
Nominal Pipe Size(in)	Nominal Pipe Size(mm)	Wet Main(kW)	Dry Main (1 in 200 ft gradient)(kW)	Dry Main (1 in 600 ft gradient)(kW)	Vented Vertical Pipes(kW)
1/2	15	30	10	6	12
3/4	20	70	30	18	47
1	25	120	50	34	94
1 1/4	32	300	120	80	211
1 1/2	40	420	176	117	293
2	50	760	350	225	530
2 1/2	65	1900	800	510	1200

Source: engineeringtoolbox.com

Unit Conversions

For reference, the following conversions are useful when applying the data:

1 inch (in) = 25.4 millimeters (mm)
1 foot (ft) = 0.3048 meters (m)

Interactive Charts

Condensate pipe lines capacity in kW vs. pitch slope

References

Original Source

Source: engineeringtoolbox.com