General engineering analysis

Software Specification

LUSAS Analyst plus

An extended, feature-rich engineering analysis system for more advanced analysis consisting of:

  • All the features and elements of LUSAS Analyst
  • Extended advanced high-performance element library including:
  • Implicit elements - curved bars, curved thick + thin beams, curved thin semiloof shells, curved thick shells, curved solids (high order), axisymmetric solid continuum with non-axisymmetric loading
  • Explicit elements - plane stress/strain continuum, solid continuum
  • Fast Iterative Solver Technology

For all types of linear static stress, nonlinear, dynamic and thermal analysis problems when used with the appropriate LUSAS Analyst plus software option.

LUSAS Analyst plus software options

Included for new orders:

Fast Multifrontal Solvers

  • Fast Multifrontal Direct Solver
  • Fast Multifrontal Block Lanczos Eigensolver
  • Complex Eigensolver
  • Fast Parallel Direct Solver
  • Fast Parallel Iterative Solver

Available for purchase to increase the analysis and design capabilities of LUSAS Analyst plus:

IMDplus Analysis

  • Multiple event assessment
  • Linear dynamics effects

Nonlinear Analysis

  • Large displacement, large rotation and large strain geometric nonlinearities
  • Material nonlinearity including plasticity, concrete, damage, volumetric, geotechnical, rubber, creep, temperature dependent, and user supplied models
  • Incremental, iterative (MNR or NR), line search and arc length solution procedures
  • Follower forces
  • Slideline/slidesurface contact algorithms

Dynamic Analysis

  • Spectral and forced response
  • Modal or Rayleigh damping
  • Transient dynamics
  • Automatic time step selection
  • Nonlinear dynamics
  • Time dependent materials and loading

Thermal / Field Analysis

  • Steady state and transient
  • Linear, nonlinear and field dependent material models
  • Automatic time steps
  • Link, line, plane, axisymmetric and solid field elements

Find out more

Contact us for a quotation


Software Information

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LUSAS is a trademark and trading name of Finite Element Analysis Ltd. Copyright 1982 - 2022. Last modified: October 14, 2022 . Privacy policy. 
Any modelling, design and analysis capabilities described are dependent upon the LUSAS software product, version and option in use.