Reducing the Anaerobic Digestion Model No. 1 for its application to an industrial wastewater treatment plant treating winery effluent wastewater

► A structured procedure based on PCA is applied to synthetic data from ADM1. ► The method leads to a simplified model derived from ADM1. ► The reduced model has a behavior very close to ADM1. ► The reduced model could be used for control and monitoring purposes. ► The methodology can be used to reduce any biochemical model based on mass balances.