Wet Processing

Boiler Steam Requirement for Dyeing Batches

Water carries almost all the heat load. Cutting liquor ratio cuts steam in the same proportion.

Batch Machine load
kg
:1
Temperature Heating curve
C
C
Steam Supply Boiler
kJ/kg
85%
30% 100%
kg/h

Steam per Batch

— kg

To reach process temperature once

Thermal Load

Heat Required
— kJ
Liquor Mass Heated
— kg
Steam per kg of Fabric
— kg
Heating Time at Boiler Output
— min

This covers the heat-up only. Holding at temperature, intermediate rinses and reheats add substantially to the batch total.

Boiler Steam Requirement for Dyeing Batches — free, with the formula and a worked example, at Textile School.