Phenomenological models for linear viscoelasticity Elasticity Viscosity iscoelasticity Es n(de/dt) Model I- Maxwell model Combining the spring and dashpot in series Model ll-Voigt-Kelvin model Combining the spring and dashpot in parallel Model IlI-Burger's Model Combining the Maxwell and Voigt elements in seriesPhenomenological models for linear viscoelasticity V = EH V = K(dHdt) + = Viscoelasticity ? Elasticity Viscosity Model I - Maxwell model Combining the spring and dashpot in series Model II -Voigt-Kelvin model Combining the spring and dashpot in parallel Model III – Burger’s Model Combining the Maxwell and Voigt elements in series …. 8