Tochnog Professional – Free FEM Code


[Official Distributor Text]
Tochnog Professional is a Finite Element program offering a wide variety of geotechnical and mechanical options; modern material laws including the most recent rate independent and viscous hypoplasticity models; stress, temperature and groundwater pressure analysis; lagrangian and eulerian mesh in space; quasi-static and dynamic calculations; a full libary of isoparametric elements in 1D, 2D and 3D and also featuring typical structural elements like beams, interfaces, springs, etc.; geometry based boundary conditions; mesh independent postprocessing by selecting physical points, lines and surfaces; 2D and 3D mesh refinement; phased modelling stages and extensive parallelisation. Tochnog accepts user defined models in ABAQUS UMAT format.

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Available Constitutive Models

[Other constitutive models, not present in SoilModels database]
Linear Elastic, Linear Elastic with Transverse Isotropy, Elastic Borja Tamagnini, Elastic Polynomial, Mohr-Coulomb, Cam-Clay, Cap elasticity, Di-Prisco Plasticity, Drucker-Prager, Cam-Clay for Bonded Soils, Hardening Soil, Multilaminate Plasticity, Viscoplasticity

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