Analysis Design Productivity Limited
Advanced Contact & Fasteners.
Audience
This course is aimed at experienced ANSYS users who wish to solve contact analyses that cannot be readily solved using the default settings. A related topic of pretension elements is also covered.
Recommended background knowledge
- Engineering degree or engineering experience.
- Familiarity with ANSYS (Course S_I1 or equivalent experience).
- Familiarity with ANSYS nonlinear capabilities (Course S_NL1 or equivalent experience).
Topics Covered
- Contact Overview
- Contact Stiffness - determining, bulk deformation problems, flexible problems, general procedure
- Friction - definitions, models, cohesion, unsymmetric options
- Automatic Time Stepping - controls, considerations
- Surface-to-Surface Contact - overview, advanced options, rigid surfaces, manual generation
- Node-to-Node Contact - elements, creation, options
- Node-to-Surface Contact - elements, creation, options
- Bolt Pretension - elements, creation, options, procedure.
Sample Workshops
- Analysis of a planar seal
- Contact analysis with dynamic friction of linear actuator
- No separation contact analysis of twisting beam
- Large initial interference of annular rings
- Overcoming initial contact closure for a clamping of a cylinder
- Using initial penetration range to overcome rigid body models in contact analysis
- Use of surface-to-surface contact elements to model radiation heat transfer between plates
- Contact pair creation without using Contact Wizard for axisymmetric snap fit assembly
- Using node-to-node contact elements for surface-to-surface contact between blocks
- Using node-to-surface contact elements to simulate beam tip contact
- Basic bolt pretension analysis procedure for compressed gasket
Objectives
- To become familiar with advanced contact procedures
- Classifications of contact
- Contact stiffness
- Friction
- Bolt pretension
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