A systematic approach for reducing complex biological wastewater treatment models

Perturbation Methods in Applied Mathematics

Julian D. Cole, Lawrence E. Levine · IEEE Transactions on Systems Man and Cybernetics · 1973 · 1.8K citations

Natural Sciences, Mathematics, Physics +14

Singular perturbations and order reduction in control theory — An overview

P.V. Kokotović, Robert E. O’Malley, Peddapullaiah Sannuti · Automatica · 1976 · 940 citations · Full text

Natural Sciences, Mathematics, Systems Engineering +16

A general model for single-sludge wastewater treatment systems

Mogens Henze, C. P. Leslie Grady, Willi Gujer et al. · Water Research · 1987 · 582 citations · Full text

Engineering, Environmental Engineering, Systems Engineering +14

Procedures for parameter and state estimation of microbial growth process models

Andrea Holmberg, Jukka Ranta · Automatica · 1982 · 163 citations

Life Sciences, Biosystems Engineering, Microbiology +14

Reduced Order Models for On-Line Parameter Identification of the Activated Sludge Process

Ulf Jeppsson, Gustaf Olsson · Water Science & Technology · 1993 · 65 citations

Engineering, Biological Engineering, Environmental Engineering +13