Grigorios Delipei

Works (16)

Updated: October 29th, 2025 05:03

2025 article

Development and application of two-step uncertainty propagation and sensitivity analysis methodology for fast reactor safety analysis

Trivedi, I., Delipei, G., Hou, J., Grasso, G., & Ivanov, K. (2025, February 11). Nuclear Engineering and Design, Vol. 433.

By: I. Trivedi, G. Delipei*, J. Hou*, G. Grasso & K. Ivanov*

author keywords: Uncertainty quantification and sensitivity analysis; Lead-cooled fast reactors; Best Estimate Plus Uncertainty
topics (OpenAlex): Probabilistic and Robust Engineering Design; Nuclear reactor physics and engineering; Nuclear Engineering Thermal-Hydraulics
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Sources: Web Of Science, ORCID, NC State University Libraries
Added: February 11, 2025

2025 article

High-resolution predictions of the coolant properties for the 3D PWR core with artificial neural networks based on CTF

Papadionysiou, M., Delipei, G., Avramova, M., Ferroukhi, H., & Ivanov, K. (2025, July 1). Nuclear Engineering and Design, Vol. 442.

By: M. Papadionysiou, G. Delipei*, M. Avramova*, H. Ferroukhi & K. Ivanov*

author keywords: Artificial neural networks; PWR; Core behavior; High-resolution; Multi-physics; CTF
topics (OpenAlex): Nuclear Engineering Thermal-Hydraulics; Nuclear reactor physics and engineering; Heat transfer and supercritical fluids
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7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 4, 2025

2025 article

Uncertainty Quantification Framework for High-Temperature Gas-Cooled Reactors Using VSOP and DAKOTA

Delipei, G. K., Altahhan, M., Rouxelin, P., Sen, S., George, N., Avramova, M., & Ivanov, K. (2025, May 13). Nuclear Science and Engineering, Vol. 5.

By: G. Delipei n, M. Altahhan n, P. Rouxelin n, S. Sen*, N. George*, M. Avramova n, K. Ivanov n

author keywords: High-temperature gas-cooled rectors; uncertainty quantification; sensitivity analysis; modeling and simulation; VSOP
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Engineering Thermal-Hydraulics; Probabilistic and Robust Engineering Design
Sources: Web Of Science, NC State University Libraries
Added: May 27, 2025

2025 article

Uncertainty Quantification for Data-Driven Machine Learning Models in Nuclear Engineering Applications: Where We Are and What Do We Need?

Wu, X., Moloko, L. E., Bokov, P. M., Delipei, G. K., Kaizer, J., & Ivanov, K. N. (2025, October 22). Nuclear Science and Engineering.

By: X. Wu n, L. Moloko n, P. Bokov n, G. Delipei n, J. Kaizer* & K. Ivanov n

topics (OpenAlex): Fault Detection and Control Systems; Nuclear Engineering Thermal-Hydraulics; Reservoir Engineering and Simulation Methods
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: October 23, 2025

2024 article

A Framework for Multi-Physics Modeling, Design Optimization and Uncertainty Quantification of Fast-Spectrum Liquid-Fueled Molten-Salt Reactors

Holler, D., Bhaskar, S., Delipei, G., Avramova, M., & Ivanov, K. (2024, August 28). Applied Sciences, Vol. 14.

By: D. Holler n, S. Bhaskar n, G. Delipei n, M. Avramova n & K. Ivanov n

author keywords: uncertainty quantification; sensitivity analysis; CFD; GeN-Foam; multi-physics
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Materials and Properties; Nuclear Engineering Thermal-Hydraulics
Sources: Web Of Science, ORCID, NC State University Libraries
Added: September 1, 2024

2024 article

A component diagnostic and prognostic framework for pump bearings based on deep learning with data augmentation

Rivas, A., Delipei, G. K., Davis, I., Bhongale, S., Yang, J., & Hou, J. (2024, April 3). Reliability Engineering & System Safety, Vol. 247.

By: A. Rivas n, G. Delipei n, I. Davis, S. Bhongale, J. Yang & J. Hou*

author keywords: Predictive Maintenance; Pump bearing maintenance; Convolutional Neural Network; Bayesian Neural Network; Data augmentation; IMS Dataset
topics (OpenAlex): Machine Fault Diagnosis Techniques; Oil and Gas Production Techniques; Engineering Diagnostics and Reliability
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 8, 2024

2024 article

A system diagnostic and prognostic framework based on deep learning for advanced reactors

Rivas, A., Delipei, G. K., Davis, I., Bhongale, S., & Hou, J. (2024, February 13). Progress in Nuclear Energy, Vol. 170.

By: A. Rivas n, G. Delipei n, I. Davis, S. Bhongale & J. Hou n

author keywords: Fault diagnosis; System prognosis; Neural networks; Small modular reactor; High Temperature Gas Reactor; SimuPACT
topics (OpenAlex): Fault Detection and Control Systems; Machine Fault Diagnosis Techniques; Risk and Safety Analysis
Sources: Web Of Science, NC State University Libraries
Added: April 8, 2024

2024 article

Fuel performance code to code comparative analysis for the OECD/NEA MPCMIV benchmark

Faure, Q., Delipei, G., Scolaro, A., Avramova, M., & Ivanov, K. (2024, November 13). Nuclear Engineering and Design, Vol. 430.

By: Q. Faure n, G. Delipei n, A. Scolaro*, M. Avramova n & K. Ivanov n

author keywords: Fuel performance; FAST; OFFBEAT; BISON; Pellet Cladding Mechanical Interaction (PCMI)
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Materials and Properties; Heat transfer and supercritical fluids
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UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: December 2, 2024

2024 article

International fuel performance study of fresh fuel experiments for PCMI effects during RIA experiments

Seo, S., Folsom, C., Jensen, C., Kamerman, D., Giaccardi, L., Cherubini, M., … Fiorina, C. (2024, November 2). Nuclear Engineering and Design.

By: S. Seo*, C. Folsom*, C. Jensen*, D. Kamerman*, L. Giaccardi*, M. Cherubini*, P. Suk*, M. Sevecek* ...

topics (OpenAlex): Nuclear Materials and Properties; Nuclear reactor physics and engineering; Nuclear Physics and Applications
Source: Web Of Science
Added: November 25, 2024

2024 article

Modeling a generic Pebble Bed High-Temperature Gas-Cooled Reactor to perform load-following using Simulink

Rivas, A., Delipei, G. K., & Hou, J. (2024, August 5). Nuclear Engineering and Design, Vol. 428.

By: A. Rivas*, G. Delipei* & J. Hou*

author keywords: High Temperature Gas Reactor; Load-following; Component degradation; Simulink; System Analysis Module; Feedforward Neural Network
topics (OpenAlex): Nuclear reactor physics and engineering; Advanced Control Systems Optimization; Nuclear Engineering Thermal-Hydraulics
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Sources: Web Of Science, NC State University Libraries
Added: August 19, 2024

2024 article

Operation Optimization Framework for Advanced Reactors Using a Data-Driven Digital Twin

Journal of Nuclear Engineering and Radiation Science.

By: A. Rivas n, G. Delipei n & J. Hou n

topics (OpenAlex): Machine Learning in Materials Science; Graphite, nuclear technology, radiation studies; Fault Detection and Control Systems
Sources: Web Of Science, ORCID, NC State University Libraries
Added: December 5, 2024

2024 article

Reinforcement Learning-Based Control Sequence Optimization for Advanced Reactors

Nguyen, K. H. N., Rivas, A., Delipei, G. K., & Hou, J. (2024, July 1). Journal of Nuclear Engineering, Vol. 5, pp. 209–225.

By: K. Nguyen n, A. Rivas n, G. Delipei n & J. Hou n

author keywords: advanced reactors; small modular reactors; machine learning; reinforcement learning; control sequence optimization
topics (OpenAlex): Reinforcement Learning in Robotics; Smart Grid Security and Resilience; Advanced Control Systems Optimization
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: July 8, 2024

2023 journal article

Fuel performance uncertainty quantification and sensitivity analysis in the presence of epistemic and aleatoric sources of uncertainties

Frontiers in Energy Research, 11.

By: Q. Faure n, G. Delipei n, A. Petruzzi, M. Avramova n & K. Ivanov n

author keywords: fuel performance; uncertainty quantification (UQ); sensitivity analysis (SA); aleatoric uncertainty; epistemic uncertainty; pellet cladding mechanical interaction (PCMI)
topics (OpenAlex): Probabilistic and Robust Engineering Design; Nuclear reactor physics and engineering; Nuclear Materials and Properties
Sources: Web Of Science, NC State University Libraries, Crossref
Added: April 17, 2023

2022 journal article

CTF-PARCS Core Multi-Physics Computational Framework for Efficient LWR Steady-State, Depletion and Transient Uncertainty Quantification

Energies, 15(14), 5226.

By: G. Delipei n, P. Rouxelin n, A. Abarca n, J. Hou n, M. Avramova n & K. Ivanov n

author keywords: multi-physics; CTF; PARCS; LWR; uncertainty quantification
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Engineering Thermal-Hydraulics; Nuclear Materials and Properties
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: July 20, 2022

2022 article

Predictions of component Remaining Useful Lifetime Using Bayesian Neural Network

Rivas, A., Delipei, G. K., & Hou, J. (2022, February 21). Progress in Nuclear Energy, Vol. 146, p. 104143.

By: A. Rivas n, G. Delipei n & J. Hou n

author keywords: Prognostics and Health Management; Remaining Useful Life; Bayesian Neural Network; Deep learning; Predictive maintenance; C-MAPSS dataset
topics (OpenAlex): Nuclear Engineering Thermal-Hydraulics; Fault Detection and Control Systems; Machine Fault Diagnosis Techniques
Sources: Web Of Science, ORCID, NC State University Libraries
Added: March 1, 2022

2021 journal article

Summary of comparative analysis and conclusions from OECD/NEA LWR-UAM benchmark Phase I

Nuclear Engineering and Design, 384, 111474.

By: G. Delipei n, J. Hou n, M. Avramova n, P. Rouxelin n & K. Ivanov n

author keywords: LWR; Uncertainty analysis; Benchmark; Neutronics; Summary
topics (OpenAlex): Nuclear reactor physics and engineering; Nuclear Engineering Thermal-Hydraulics; Nuclear Materials and Properties
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: October 1, 2021

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