Approximate Solution to Nonlinear Dynamics of a Piezoelectric Energy Harvesting Device Subject to Mechanical Impact and Winkler–Pasternak Foundation - Marinca, Vasile; Herisanu, Nicolae; Marinca, Bogdan (Materials, 2025)
Keywords: Beam theory (structures); Bifurcations; Convergence; Damping; Dynamic models; Dynamical systems; Electric power production; Energy; Energy harvesting; Euler-Bernoulli beams; Finite element analysis; Force and energy; Foundations; Investigations; Liapunov functions; Magnetic fields; Nonlinear dynamics; Nonlinearity; Parameters; Piezoelectricity; Pontryagin principle; Routh-Hurwitz criterion; Stability; Vibration; Romania; energy harvesting; piezoelectricity; OAFM; Routh–Hurwitz; Lyapunov