Mesh the Flow Simulation geometry using manual meshing approach. Control Basic mesh settings. Apply manual mesh setting and options. Define control planes. Define and apply local mesh controls. Plot mesh on cut plots.
Lesson
3 months ago
ENG
Mesh the Flow Simulation geometry using automated meshing approach. Understand the Basic mesh, and Initial mesh concepts. Control the Global Initial mesh refinement level. Analyze the Minimum Gap Size feature value as the project settings change. Plot mesh on cut plots.
Lesson
3 months ago
ENG
Introduction to the material nonlinearity, namely metal plasticity. Effect of mesh quality on the quality of the numerical stress results. Solve problem with linear small displacement solution and identify a need for the nonlinear solution due to high stress. Define nonlinear study boundary conditions and loads. Define nonlinear material model with von Mises plasticity. Use simplified bi-linear plasticity material model. Review the stress and displacement results at various times. Study effect of mesh quality on the quality of the stress results. Use the mesh sectioning feature to review stress distribution within the bodies.
Lesson
9 months ago
ENG
Introduction to the force control and displacement control methods in nonlinear module. Experience and resolve solution instabilities when solving nonlinear problems. Define nonlinear study boundary conditions and loads. Stabilize force control method to arrive to a final solution. Solve the problem using the displacement control method. Adjust boundary conditions for the displacement control method. Compare nonlinear results from the force control, and the displacement control methods.
Lesson
9 months ago
ENG
Review the difference between small displacement linear, and large displacement nonlinear analyses. Introduce the concept of time curves, and discuss basic options. Solve small displacement linear analysis to demonstrate inaccurate solution. Define a nonlinear simulation study. Use time curves to control variation of the nonlinear loading. Use fixed increment stepping, and autostepping stepping procedures to solve the nonlinear problem. Postprocess results of the nonlinear simulation. Compare results from nonlinear studies with various setup parameters.
Lesson
9 months ago
ENG
Setup, run and postprocess a dynamic simulation with the base motion shock excitation. Understand the optimum mesh design, and get more familiar with the estimation of the minimum number of natural frequencies. Understand the basics of damping. Setup, run and postprocess a transient study Define base excitation shock load Use the mass participation factor to select a sufficient number of natural frequencies Optimize the finite element mesh for dynamic simulation Define structural damping Calculate the maximum time step Use remote mass to simplify the model
Lesson
9 months ago
ENG
Setup, run and postprocess a harmonic simulation. Understand and practice the frequency domain excitation definition. Practice postprocessing results from the harmonic study. Setup, run and postprocess a harmonic study Use the mass participation factor to select a sufficient number of natural frequencies Optimize the finite element mesh for dynamic simulation Define the harmonic load in the frequency domain Postprocess results from the harmonic study
Lesson
9 months ago
ENG
Setup initial dynamic simulation, solve and postprocess the results. Understand the importance of natural frequencies in dynamic simulations. Compare the dynamic and static results. Setup, run and postprocess a basic transient study Calculate a sufficient number of natural frequencies Use the mass participation factor to estimate a sufficient number of natural frequencies Run dynamic simulation for slow and fast forces, and compare their results
Lesson
9 months ago
ENG