An interface and geometry preserving phase-field method for fully Eulerian fluid-structure interaction

Xiaoyu Mao, Rajeev K. Jaiman

Abstract: Highlights•Novel interface and geometry preserving phase-field method for fully Eulerian FSI.•Gradient minimizing velocity field for accurate evolution of diffuse interface.•Reduced mobility coefficient from suppressed convective distortion and curvature flow.•Robust and accurate integration of the IGP method with fully Eulerian FSI solver.•Systematic spatial and temporal convergence studies for various test cases.