What's the Optimal Shape Function for Phase Field Simulations in FEM?

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SUMMARY

The optimal shape function for phase field simulations in finite element methods (FEM) is not universally defined, as it varies based on specific simulation requirements. Users are encouraged to experiment with different element types, such as linear and quadratic elements, to determine the most effective shape for their particular analysis. Benchmarking results from various shapes is essential, as empirical data is often lacking in existing literature. The discussion emphasizes the importance of hands-on testing to achieve optimal simulation outcomes.

PREREQUISITES
  • Understanding of finite element methods (FEM)
  • Familiarity with phase field modeling techniques
  • Knowledge of element types, specifically linear and quadratic elements
  • Experience in conducting simulation benchmarks
NEXT STEPS
  • Research the performance differences between linear and quadratic shape functions in FEM
  • Explore phase field modeling techniques in depth
  • Learn how to conduct effective benchmarking for FEM simulations
  • Investigate case studies that utilize different element types in phase field simulations
USEFUL FOR

Researchers, engineers, and practitioners involved in finite element analysis, particularly those focused on phase field simulations and optimization of simulation parameters.

feynman1
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What's the best shape function/element in finite element methods for phase field simulation?
 
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feynman1 said:
What's the best shape function/element in finite element methods for phase field simulation?
What have you found so far? What shapes are typically used for which types of simulations?

1647793680759.png

https://www.researchgate.net/figure/Stress-results-of-the-FEM-simulation-of-brake-lever-after-optimization-Further_fig1_331572114
 
If you can't find any benchmarks for this type of analysis, it would be best to just try different element types and compare the results (i.e. do the benchmark yourself).
 
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Repeatedly starting threads with overly-broad questions and showing zero effort -- Temp Ban
berkeman said:
What have you found so far? What shapes are typically used for which types of simulations?

View attachment 298674
https://www.researchgate.net/figure/Stress-results-of-the-FEM-simulation-of-brake-lever-after-optimization-Further_fig1_331572114
little otherwise wouldn't have asked here
 

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