Efficient global sensitivity analysis for flow-induced vibration of a nuclear reactor assembly using Kriging surrogates

Keyphrases

• Nuclear Reactor 100%
• Surrogate Model 100%
• Global Sensitivity Analysis 100%
• Flow-induced Vibration 100%
• Design of Experiments 33%
• Cross-flow 33%
• Downcomer 33%
• Computationally Expensive 16%
• Physical Insights 16%
• Computational Cost 16%
• Goodness-of-fit Measure 16%
• Computational Design 16%
• Experiment-based 16%
• Analysis Modeling 16%
• Numerical Experiments 16%
• Large Sample Size 16%
• Forcing Function 16%
• Credence 16%
• Finite Element Analysis Simulation 16%
• Function Characterization 16%
• System Sensitivity 16%
• Full Order Model 16%
• Pressurized Water Reactor 16%
• Historical Significance 16%
• Base Motion 16%
• Flow Loads 16%
• Top-hat 16%

Engineering

• Nuclear Reactor 100%
• Surrogate Model 100%
• Flow-Induced Vibrations 100%
• Design of Experiments 66%
• Downcomer 66%
• Computational Cost 33%
• Proof-of-Concept 33%
• Metrics 33%
• Forcing Function 33%
• Numerical Experiment 33%
• Pressurized Water Reactor 33%
• System Sensitivity 33%
• Load Flow 33%