Dyeing Process Digital Twin for Shade Prediction
topic
Dyeing process digital twins combine dye-fibre kinetic models describing dye exhaustion and fixation rate as functions of temperature, pH, and electrolyte concentration with mass transfer models of the dyeing machine liquor circulation system to predict the final shade and levelness from dyeing machine settings and recipe parameters, enabling virtual recipe optimisation and first-time right prediction for new shade developments without physical dyeing trials.
Role
Reduces the dyeing recipe development cycle time and the cost of dyeing trials by providing computational shade prediction that identifies the recipe and process conditions achieving target shade before committing to physical dyeing, with dyeing digital twin accuracy improving continuously as the model is calibrated against production dyeing data that builds the validation database required for reliable shade prediction across the range of fibre types, dye systems, and shade depths encountered in production.