Issue link: https://resources.randsim.com/i/1504493
116 ©2023 ANSYS, Inc. Prestressed Coupled Field Modal • Prestress Coupled Field Modal now supports following couplings: - Electrostatic force coupling - Electrostatic force coupling with Acoustics physics - Electrostatic force coupling and Piezoelectric coupling • Link Coupled Field Modal to upstream Coupled Field Static • Physics region/elements and Couplings will be defined on upstream Coupled Field Static analysis • Applications - Determine Eigenmodes - Resonance and antiresonance frequencies - Resonance frequency shift due to electrostatic softening