ZSoil.PC 2020 Release Notes

Updated August 25, 2020.

This document provides the general summary of new features and important notes about the ZSoil.PC® v2020 software product.

What’s New in ZSoil.PC® 2020 v20.06

  • Analysis:
    – Resolved issue with nonzero local beam deformations in empty step just after initial state for flexibility based beams
  • Preprocessing
    – Resolved issue with displaying periodic boundary conditions
    – Resolved issue with selection of interface element with existence function
    – Improvements for high resolution monitors
    – Resolved issue with reading seepage elements defined in macro model
    – Resolved issue with deleting elements connected to mesh tying
  • Postprocessing
    – Resolved issue with user defined reference time step
    – Improvements for high resolution monitors
  • Virtual Lab
    – General:
    a. vectorized images in user-configured automatic reports
    b. improvements for high resolution monitors
    – Automatic/Interactive Parameter Selection:
    a. removed regression which interrupted in certain cases the automatic parameter selection
    b. improved rounding of estimates in interactive parameter selection

What’s New in ZSoil.PC® 2020 v20.03

  • ZSoil Menu:
    – Resolved issue with displaying greek symbols for monitors with 4K resolution
  • Preprocessing
    – Resolved issue with reading splines from DXF
    – Resolved issue with grouping lines to polyline
    – Added user defined tolerace for detection existing nodes/points
    – Resolved issue with extrusion subdomain faces to Continuum 3D subdomains
  • Postprocessing
    – Resolved issue with saving MNT for continuum settings
    – Corrected issue with selection inside contour
    – Corrected sequence of stress components exports for continuum results to ParaView (Plane Strain)
  • Virtual Lab
    – General:
    a. supporting high resolution monitors
    b. returning to Material Database Management on the material edit close
    – Automatic/Interactive Parameter Selection:
    a. included migration from sig3+c*cot(phi) power law to the two remaining formulations sig3 and p (mean stress)

What’s New in ZSoil.PC® 2020 v20.02

  • General
    – New constitutive model for soils HSBrick
    – New creep+aging module for damage plasticity model for concrete
    – New fully consistent visco-elastic aging and creep coupled with damage plasticty
    – Nonlinear creep in compression
    – Initial gap in interfaces
    – New 3D template: Soldier Pile walls
    – Tables with interface strength properties
    – Support for 4K resolution
  • Preprocessing
    – Speed-up of storing undo information
    – Resolved issue with removed nodes for meshing through morphing
    – Resolved issue with copying hinges and loads on shell elements when related subdomain is copied
  • Analysis
    – New undrained treatment compatible with two-phase
    – New undrained approach in which saturation is kept frozen based on nodal pore pressures computed from steady state or consolidation drivers
    – Corrected problem with in-plane flow for 2D interfaces
    – Resolved issue causing changing internal forces in shells during eigenvalue analysis
    – Corrected issue with missing reactions in deformation+flow analysis and shell elements only
  • Postprocessing
    – Displaying results with transparency
    – SDK available in Python 2.7 and 3
    – Added detection of disconnected domains in MNT for continuum
    – Added detection of improper beam definition in MNT for continuum
    – Resolved issue with displaying results for Eigenmode driver
    – Resolved issue with exporting of pile interface results to ParaView
    – Added tensile soft + compression hardening option to plastic zones results
    – Corrected interpretation and management for plastic zones
    – Speed-up extremum calculation when group of elements is missing for selected time
  • Virtual Lab
    – General:
    a. Material Database Management System based on SQL techniques
    b. User-configured automatic reporting for parameter identification sessions
    c. Extension of the power law migration tool to 3 available formulations for stress dependent stiffness in the Hardening Soil model
    d. Improved algorithm for parameter migration between 3 available power law formulations in the the Hardening Soil model
    – Parametes Identification:
    a. possibility of defining bounds on the power exponent m for numerical adjustments for triaxial tests
    – Automatic/Interactive Parameter Selection:
    a. improved estimation of E_50 and E_ur for fine and coarse soils (see the log of CORRELATION DATABASE)
    b. revised automatic selection for void ratio, dry unit weight and friction angle for coarse soils
    – Lab Test Simulator:
    a. new Loading Program Manager to design most common triaxial loading programs to examine constitutive models w/o real test data:
    i. strain or stress-controlled test
    ii. monotonic w/ or w/o unloading cycles
    iii. cyclic loading with one- or two-way amplitudes
    b. new Brick formulation for small strain stiffness extension in the Hardening Soil model