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Comprehensive interactive tools necessary for model creation, analysis monitoring, and results evaluation including a state-of-the-art analysis Editor.
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Uses the world's leading Windows-based pre- and post-processor for advanced engineering finite element analysis, FEMAP Modeler, which is easy to use and has the power to model very difficult analyses.
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Pre- and post-processor integrated with multiple industry-standard structural and thermal solvers.
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Specialized industry-proven element technologies, including hybrid quad and hex elements, advanced tension-only shell and cable elements, surface and spot weld elements, dissimilar mesh interpolation elements, and heat transfer elements.
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High performance processing including advanced parallel PCGLSS iterative, sparse direct, and block Lanczos solvers which allow solutions to large-scale models over 10 million degrees of freedom on inexpensive 32-bit Windows workstations with support for even larger model sizes on high end 64-bit Linux workstations.
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Advanced solution sequences such as linear and nonlinear static, transient dynamic, steady state dynamic, frequency extraction, heat transfer, and other analysis types provide a choice of appropriate analysis types for different types of simulations.
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Robust contact capability using a 3D surface contact method which easily handles dissimilar meshes between components including frictional effects.
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Extensive composite material support including 2D orthotropic, 3D orthotropic, general anisotropic, laminate lay-up definitions, and a wide range of failure criteria.
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Basic through advanced material models including temperature dependent materials, nonlinear elasticity and plasticity effects, creep and thermo-elasticity.
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Multiple subcase capability provides a highly efficient technique to evaluate the response of structures to many different load cases and boundary conditions.
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Substructuring and model reduction allows the creation and reuse of substructures to improve the efficiency of large analyses, provides a convenient method to transfer model data to subcontractors, and allows in-depth evaluation of particular regions and convenient transfer of models to subcontractors.
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Load and boundary condition interpolation allows mapping of thermal and CFD output from specialized heat transfer and fluid dynamic models to the structural model for load and boundary condition definition.
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Submodeling allows in-depth evaluation of particular regions.
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Support for standard manufacturing process effects such as casting induced warpage, residual stress and strain.
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Inertia relief capability allows the quasi-static simulation of forces acting on an unconstrained structure such as aircraft in flight or a submerged submarine.
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Advanced modeling capability features robust CAD import, advanced beam modeling, mid-surface extraction, hex and tet meshing, and a broad range of loads, materials, analyses types, and visualization options.
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Used to model virtually anything including aircraft, satellites, marine vessels, heavy construction equipment, and medical devices by engineering organizations and consultants world-wide.
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Integration with specialized fatigue applications such as Winlife, which is available as an add-on to the NEi Nastran product suite and also fe-safe, nCode, Falancs, and FE-Fatigue.
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Proven track record demonstrating that NEi Nastran is one of the most trusted products for structural analysis in all industries.
