Reduced order modeling approach for parametrized thermal-hydraulics problems: inclusion of the energy equation in the POD-FV-ROM method

L Vergari, A Cammi, S Lorenzi - Progress in Nuclear Energy, 2020 - Elsevier
The trade-off between solution accuracy and computational burden is fundamental in
numerical simulations, in particular for the fluid dynamics field. The aim of this work is to …

Development of the ALFRED reactor full power mode control system

R Ponciroli, A Cammi, A Della Bona, S Lorenzi… - Progress in Nuclear …, 2015 - Elsevier
In this paper, the full power mode control scheme for the pool-type Advanced Lead Fast
Reactor European Demonstrator (ALFRED) is presented. The design process of a nuclear …

Towards net-zero emissions through the hybrid SMR-solar cogeneration plant equipped with modular PCM storage system for seawater desalination

K Sadeghi, SH Ghazaie, R Chebac, E Sokolova… - Desalination, 2022 - Elsevier
In the existing nuclear power plants, almost 60 to 70% of produced heat in the reactor is
released to the ambient through the condenser, which can be used as the feedwater of …

Temperature uniformity control of large-scale vertical quench furnaces for aluminum alloy thermal treatment

L Shen, J He, C Yang, W Gui… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
The thermal treatment of aluminum alloy workpieces requires strict temperature uniformity in
large-scale vertical quench furnaces. To achieve the desired temperature uniformity in a …

[HTML][HTML] A reduced order model for investigating the dynamics of the Gen-IV LFR coolant pool

S Lorenzi, A Cammi, L Luzzi, G Rozza - Applied Mathematical Modelling, 2017 - Elsevier
In the control field, the study of the system dynamics is usually carried out relying on lumped-
parameter or one-dimensional modelling. Even if these approaches are well suited for …

[HTML][HTML] Object-oriented modeling, simulation and control of a 6-DoF parallel kinematic manipulator for remote handling in DONES facility

C Tripodo, S Lorenzi, A Cammi, G Micciche - Fusion Engineering and …, 2022 - Elsevier
This paper describes the modeling and simulation activities performed, within the
EUROfusion framework, to support the engineering design and the development of the …

Robust disturbance observer-based feedback linearization control for a research reactor considering a power change rate constraint

M Eom, D Chwa, D Baang - IEEE Transactions on Nuclear …, 2015 - ieeexplore.ieee.org
This paper presents a robust disturbance observer-based feedback linearization control
method using a fuzzy-based power change rate limiting method for a research reactor. The …

Reduced order modeling for coupled thermal-hydraulics and reactor physics problems

L Vergari, A Cammi, S Lorenzi - Progress in Nuclear Energy, 2021 - Elsevier
The development of a new generation of reactor presents several modelling challenges that
cannot be effectively addressed by traditional tools used for Light Water Reactors. Multi …

Adaptive simulation for failure identification in the advanced lead fast reactor European demonstrator

P Turati, A Cammi, S Lorenzi, N Pedroni… - Progress in Nuclear Energy, 2018 - Elsevier
The identification undesired or abnormal states of a nuclear power plant is of primary
importance for defining accident prevention and mitigation actions. To this aim …

Definition of model-based control strategies for the Molten Salt Fast Reactor nuclear power plant

C Tripodo, S Lorenzi, A Cammi - Nuclear Engineering and Design, 2021 - Elsevier
In this paper, different control strategies for the full-power mode operation (ie from 50% to
100% of reactor rated power) of the MSFR are identified, developed, and their performances …