Multi-frequency acoustic topology optimization of sound-absorption materials with isogeometric boundary element methods accelerated by frequency-decoupling and model order reduction techniques
Leilei Chen, Haojie Lian, Sundararajan Natarajan, Wenchang Zhao, Xingan Chen, Stéphane Bordas
Topics & Concepts
Boundary element methodTopology optimizationHelmholtz free energyIsogeometric analysisTopology (electrical circuits)Decoupling (probability)Boundary value problemModel order reductionFinite element methodComputer scienceReduction (mathematics)Mathematical optimizationApplied mathematicsMathematicsAcousticsMathematical analysisAlgorithmPhysicsGeometryEngineeringStructural engineeringCombinatoricsQuantum mechanicsProjection (relational algebra)Control engineeringAdvanced Numerical Analysis TechniquesTopology Optimization in EngineeringComposite Structure Analysis and Optimization