Andy Rivas

Works (8)

Updated: October 14th, 2024 09:57

2024 article

A System Predictive Maintenance Framework for Advanced Reactors Using a Data-Driven Digital Twin

Rivas, A., Delipei, G. K., & Hou, J. (2024, August 3). NUCLEAR SCIENCE AND ENGINEERING, Vol. 8.

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

author keywords: Predictive maintenance; steam turbine maintenance; dynamic Bayesian network; feedforward neural network; Bayesian neural network
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UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 8, 2024

2024 journal article

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

RELIABILITY ENGINEERING & SYSTEM SAFETY, 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
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 8, 2024

2024 journal article

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

PROGRESS IN NUCLEAR ENERGY, 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
Sources: Web Of Science, NC State University Libraries
Added: April 8, 2024

2024 journal article

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

NUCLEAR ENGINEERING AND DESIGN, 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
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Sources: Web Of Science, NC State University Libraries
Added: August 19, 2024

2024 journal article

Reinforcement Learning-Based Control Sequence Optimization for Advanced Reactors

JOURNAL OF NUCLEAR ENGINEERING, 5(3), 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
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

2022 journal article

Nuclear data uncertainty propagation applied to the versatile test reactor conceptual design

NUCLEAR ENGINEERING AND DESIGN, 392.

By: A. Rivas n, N. Martin *, S. Bays *, G. Palmiotti *, Z. Xu* & J. Hou n 

author keywords: Uncertainty Propagation; Neutronics; Versatile Test Reactor; Nuclear Data Uncertainty; Sodium-Cooled Fast Reactor; Sensitivity Analysis
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UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 20, 2022

2022 journal article

Predictions of component Remaining Useful Lifetime Using Bayesian Neural Network

PROGRESS IN NUCLEAR ENERGY, 146.

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
Sources: Web Of Science, ORCID, NC State University Libraries
Added: March 1, 2022

2021 journal article

Propagating neutronic uncertainties for FFTF LOFWOS Test #13

NUCLEAR ENGINEERING AND DESIGN, 375.

By: A. Rivas n, N. Stauff *, T. Sumner* & J. Hou n 

author keywords: Uncertainty propagation; Neutronics; Thermal hydraulics; Nuclear data uncertainty; Sodium-cooled fast reactor; Sensitivity analysis; Loss of flow without scram
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: March 23, 2021

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