LUSAS Bridge
A feature-rich, bridge analysis system for all types of
general analysis with beam, shell and solid elements.
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Analysis capabilities
- Linear static stress
analysis
- Linear buckling
- Natural frequency
analysis
- Linear dynamics including forced
response
- Interactive Model
Dynamics
- Fatigue analysis
- Advanced Interactive Modal
Dynamics analysis*
- Vehicle load optimisation*
- Fast Solving capability*
* when used with the appropriate
LUSAS Bridge option(s)]
Comprises:
- All elements,
material models, modelling,
analysis and results processing capabilities included in LUSAS Bridge
LT
And in addition:
- An advanced
high-performance element library including:
- Bars
- Thick and thin beams
- Grillage
- Plane stress/strain continuum
- Axisymmetric solid continuum
- Solid continuum
- Plate flexure (thick + thin)
- Non-structural masses
- Flat thin membranes
- Flat thick + thin shells
- Axisymmetric membranes
- Axisymmetric thin shells
- Generalised joint/springs/gaps
- Advanced material models
including:
- Isotropic including plastic,
creep, damage, shrinkage, viscous, two-phase
- Orthotropic including plastic,
creep, damage, shrinkage, viscous, two-phase
- Anisotropic and rigidity models
- Temperature dependency
- Multiple model and results
viewing windows
- Multiple Treeframe capability
- Advanced LUSAS solver options
- Import / export of CAD, LUSAS,
and other data formats
- Picture saving to BMP, JPG, WMF
formats
- Selection memory facility
- Browse and cycle screen selections
- LUSAS Programmable Interface
(LPI) command bar
- Point, line, surface and volume
geometry creation
- Extended geometry construction
options including splines, tangents, sweeping, intersecting,
manifolding, merging etc.
- Option to merge coincident data
- Shape wizard
- Boolean geometry creation
including intersections, unions, subtraction and slicing of
model data
- Slice through geometry
- Point, line, surface and volume
mesh creation
- Point mass and joint elements
- Standard steel section libraries
for selected countries
- User-defined line, surface and
joint geometric properties
- User-defined orthotropic,
anisotropic, joint, rigidities, mass and specialised material
properties
- Extended structural supports including
hinge rotation and pore water pressure
- Extended structural loadings
including face, stress and strain, initial velocity and
acceleartion, prescribed velocity and acceleration
- Constraint equations
- Retained freedoms
- Damping
- Influence facility
- Search areas
- Design strength plotting
facility
- Mesh lock facility
- Variation of attribute
assignments over features
- Fatigue
- Interactive Modal Dynamics
loadcase creation
- Design factor plotting
- Background meshing grid facility
- Slice sections through 3D models
- Slice resultants for beams and
shells
- Automatic arbitrary section
property calculator
- Precast concrete sections for
selected countries
- Grillage wizard
- Static vehicle, lane, and knife
edge loading for selected country codes
- Moving load generator
- Pre-defined loading combinations
for selected country codes
- Influence analysis capability
- Prestress / Post-tensioning
wizard
- RC Design wizard for slab and
wall reinforcement design
- Country-specific loading
combination wizards
- Vehicle load optimisation interface
- Single and Multi tendon
prestress / post-tensioning wizard
- RC slab / wall design wizard
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LUSAS Bridge
software options
The finite element analysis capabilities of
LUSAS Bridge can be enhanced by using any of the following software options:-
IMD
Plus Analysis
- Multiple event assessment
- Linear dynamics effects
- Rapidly reduces load assessment times
- Extends vehicle loading capabilities of LUSAS Bridge
- Simplifies worst load case evaluation
- Fast Multifrontal Direct Solver
- Fast Multifrontal Block Lanczos Eigensolver
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LUSAS Bridge upgrade options
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LUSAS
Bridge plus specification >
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LUSAS is a trademark and trading name of Finite Element Analysis Ltd.