| Industrial Process |
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Industrial processes are key components of wide range of industries including equipment, automotive, aircraft, offshore, etc. The main business concerns include cost reduction, time to market and first time right.
midas NFX offers all analysis types required to simulate industrial process (structural, thermal, fluid dynamical, multi physic) in one unique interface, together with advanced modeling features and user friendly interface.
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| Solution Cases of Industrial Process |
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| Relevant Analysis |
- Nonlinear Static Analysis
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| NFX provides excellent convergence and effectively calculates material, geometric and contact nonlinear analyses. |
- Material nonlinearity
- Material models: elastoplastic, hyperelastic
- Hardening behaviors: isotropic, kinematic, combined
- Hyperelastic material models: Mooney-Rivlin, Neo-Hookean, Polymoial, Ogden, Blatz-Ko, etc.
- Geometric nonlinearity
- Large displacement and large rotation considered using the Updated Lagrangian method
- Follower force: pressure, gravity force, concentrated load, etc.
- Contact nonlinearity
- Three-dimensional surface-surface contact, single surface contact
- Contact behaviors: single-body motion, sliding, rough contact, general contact, interpolation link, friction
- Various load increments
- Automatic load increments
- Quasi-static load increments using functions
- Various iterative methods, stiffness update method and convergence criterion method
- Composition of continuous/independent load conditions
- Status of convergence and interim results during analysis, re-analysis (restart)
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- Explicit Dynamic Analysis
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| By using explicit time integration, NFX effectively calculates complex material, geometric and contact nonlinear phenomena of large scale assembly models. Accurate analysis can be conveniently carried out using various element types including hexahedron elements, pyramid elements and higher-order tetrahedron elements. |
- Diverse nonlinearity
- Material nonlinearity: elastoplastic, hyperelastic (Mooney-Rivlin, Neo-Hookean, Polymoial, Ogden, Blatz-Ko, etc.) models
- Geometric nonlinearity: large displacement, large rotation, follower force
- Contact nonlinearity: various contact behaviors considering three-dimensional contact and friction
- Mass scale
- Scaling by individual element groups
- Time step based mass adjustment
- Automatic calculation of safe time step by elements
- Checking the status of convergence and results in the interim steps during analysis
- Restart function using subcases and parallel processing function using multi-cores
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- Heat Transfer & Thermal Stress Analysis
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| NFX offers practical heat transfer and heat stress analysis capabilities. Especially heat stress analysis is provided as an independent analysis case. As such, a single analysis can produce temperature results by heat transfer and thermal deformation/thermal stress results. |
- Steady and transient heat transfer analyses
- Nonlinear heat transfer analysis function considering temperature-dependent materials and conditions
- Various load conditions
- Heat generation, conduction, convection, radiation, heat flux, initial temperature, fixed temperature conditions
- Thermal contact function to simulate heat conduction between discontinuous parts
- Heat transfer analysis function considering cavity radiation
- Open/closed conditions
- Radiation shape factor calculation
- Effective transient heat transfer analysis using sensor
- Automatic termination of analysis based on standards
- Minimum/maximum/average temperatures in a selected domain defined under the sensor conditions
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- Fluid Dynamic Analysis
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| NFX provides a finite element based CFD analysis function, which allows all fluid analyses in the flow velocity domain, various heat transfer analyses and free surface analyses. A single work environment combines both structural and fluid analyses in the same geometric analysis model. |
- Heat transfer and flow analysis
- Two- and three-dimensional, two-dimensional axisymmetric analysis
- Steady and transient state analyses
- Heat transfer and multi-phase fluid analysis
- All fluid analyses in the flow velocity domain
- Compressible and incompressible fluid analyses
- Applications of various types of turbulence models
- k-ε, k-ω, k-ω-SST, etc.
- LES model, etc.
- Moving mesh and deformation supported
- Analysis function of noncontiguous mesh contacts between fluid and solid or fluid and fluid
- Free surface analysis and mass diffusion analysis functions
- High performance parallel solver functions
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