Reliable calculation of thermoacoustic instability risk using an imperfect surrogate model

Keyphrases

• Surrogate Model 100%
• Reliable Calculations 100%
• Thermoacoustic Instability 100%
• Instability Risk 100%
• Risk Calculation 66%
• Modal Instability 66%
• Model Training 50%
• Training Samples 33%
• Gaussian Process Model 33%
• Thermoacoustics 33%
• Gaussian Process 16%
• Highly Accurate 16%
• Growth Rate 16%
• Computational Cost 16%
• Monte Carlo Simulation 16%
• Epistemic Uncertainty 16%
• Uncertain Risk 16%
• Active Learning Strategies 16%
• Uncertainty Sources 16%
• Gas Turbine Combustor 16%
• Correlated Sampling 16%
• Gaussian Process Prediction 16%
• High Computational Cost 16%
• Inaccurate Models 16%
• Limited Training Samples 16%
• Surrogate Model Uncertainty 16%
• Zero Growth 16%
• Limited Computational Budget 16%

Engineering

• Surrogate Model 100%
• Thermoacoustic Instability 100%
• Gaussians 66%
• Computational Cost 33%
• Epistemic Uncertainty 16%
• Model Uncertainty 16%
• Gas Turbine Combustors 16%
• Boundary Condition 16%

Material Science

• Surrogate Modeling 100%