Experimental and computational (Chemical Kinetic+ CFD) analyses of Self-Recuperative annular tubular porous burner for NH3/CH4-air Non-Premixed combustion

AS Singh, Y Vijrumbana, VM Reddy - Chemical Engineering Journal, 2024 - Elsevier
Ammonia is now being explored as a potential gas turbine fuel because of its renewable
and carbon-free nature. Ammonia combustion possesses various limitations, such as high …

Scale-bridging within a complex model hierarchy for investigation of a metal-fueled circular energy economy by use of Bayesian model calibration with model error …

L Gossel, E Corbean, S Dübal, P Brand… - arXiv preprint arXiv …, 2024 - arxiv.org
Chemical reactor network (CRN) modeling is a promising approach for scale-bridging within
a model hierarchy covering a huge range of scales from micro to macro in the scope of …

A multi-fidelity framework for developing digital twins of combustion systems from heterogeneous data: Application to ammonia combustion

A Özden, M Savarese, L Giuntini, A Procacci… - Proceedings of the …, 2024 - Elsevier
In the present work, we introduce a multi-fidelity reduced-order model (MF-ROM) framework
that effectively blends high-fidelity evaluations (accurate but expensive) with low-fidelity …

Continuously-staged NH3 oxidation in a stagnation-point reverse-flow combustor for low NOx emissions

L Giuntini, C Novelli, MM Kamal, M Cafiero… - Proceedings of the …, 2024 - Elsevier
Employing ammonia as an alternative fuel to defossilize hard-to-abate processes is
promising but poses challenges. Ammonia's unique combustion properties require the …

A sparse sensing and Chemical Reactor Network based framework for the development of physics-based digital twins of combustion devices

M Savarese, A Procacci, S Iavarone, L Giuntini… - Proceedings of the …, 2024 - Elsevier
This paper introduces an approach that leverages sparse sensing techniques to construct
digital twins of combustion systems using models grounded in fundamental physical …