3 papers
math.DS2026
A Systematic Modeling Framework for Dynamic Simulation of Fixed-Bed Reactors
Marcus Johan Schytt, John Bagterp Jørgensen
We present a modular and thermodynamically consistent modeling framework for simulating steady-state and transient behavior in fixed-bed reactors. Accurate simulation of dynamic re…
cs.CE2026
Modeling and Simulation of Nitrogen Generation by Pressure Swing Adsorption for Power-to-Ammonia
Marcus J. Schytt, Lorenz T. Biegler, John B. Jørgensen
Power-to-ammonia (P2A) provides a carbon-free alternative to conventional ammonia production by replacing fossil-based feedstocks with electrolytic hydrogen and nitrogen from air s…
math.OC2025
Hybrid Optimization Methods for Parameter Estimation of Reactive Transport Systems
Marcus Johan Schytt, Halldór Gauti Pétursson, John Bagterp Jørgensen
This paper presents a hybrid optimization methodology for parameter estimation of reactive transport systems. Using reduced-order advection-diffusion-reaction (ADR) models, the com…