A nonlinear constitutive model of rigid polyurethane foam considering direction-dependence and tension–compression asymmetry
Gaoxiang Xu, X.Y. Zhang, Qiang Qing, Jinghai Gong
Topics & Concepts
Constitutive equationMaterials scienceNonlinear systemCompression (physics)Composite materialTension (geology)PerpendicularPlane stressFinite element methodMechanicsStructural engineeringMathematicsGeometryPhysicsEngineeringQuantum mechanicsPolymer composites and self-healingElasticity and Material ModelingCellular and Composite Structures