Mistuning Identification of Blisks Using Mass Detuning and Influence Coefficients
Integrally bladed disks, also known as blisks, are important components in the operation of gas turbines. To study the dynamics of these
...High-Fidelity Aerostructural Optimization with a Geometrically Nonlinear Flutter Constraint
Sensitivity-Based Geometric Parametrization and Automatic Scaling for Aerodynamic Shape Optimization
Aerodynamic shape optimization has become well established, with designers routinely performing wing and full aircraft optimizations
...Estimating Flutter Bifurcation Diagrams Using the State Velocity
This paper introduces a method for estimating flutter bifurcation diagrams of systems described by time-domain state-space models. The
...Physics-Based Data-Driven Buffet-Onset Constraint for Aerodynamic Shape Optimization
Flexible Aircraft Simulation Validation with Flight Test Data
The challenges of modeling flexible aircraft include appropriate fidelity capturing and validation with experimental data. In fact, the
...Coupled Newton–Krylov Time-Spectral Solver for Flutter and Limit Cycle Oscillation Prediction
Flutter and limit cycle oscillation (LCO) are important phenomena that need to be considered in aircraft design. Previous harmonic
...Efficient Mesh Generation and Deformation for Aerodynamic Shape Optimization
Linear Stability-Based Smooth Reynolds-Averaged Navier–Stokes Transition Model for Aerodynamic Flows