Numerical Analysis of Continua
2022 – 2023
8MC00
Lecture 10
Sandra Loerakker
Assignment 3 – modeling cell contractility
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Assignment 3 – modeling approach
• Plane stress assumption
• Limitation: small deformations!
Displacements?
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Assignment 3 – challenge
• Add source term to model the cellular forces
Cellular forces
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Assignment 3 – code
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Assignment 3 – code
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3
Assignment 3 – code
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Assignment 3 – code
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Assignment 3 – code
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Assignment 3 – code
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Assignment 3 – code
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Assignment 3 – code
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Assignment 3 - results
• Displacements decrease when the PDMS stiffness increases
• Large displacements à outside linear regime
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Exercise 15.1a
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Exercise 17.5
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Exercise 18.6c
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Shape functions triangular elements (Jan 2020)
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Exam January 2019
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Exam January 2019
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Exam January 2019
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Exam January 2019
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Exam January 2020
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Exam November 2020
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Exam November 2020
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Exam November 2020
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Exam November 2020
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Extra exercises chapter 15
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Exam – additional information
• 9 November 2022, 9:00-12:00 (Atlas -1.715, -1.820, -1.822)
• On campus via Ans Delft (on paper)
• 12 questions in total (8 open, 4 multiple-choice)
• Multiple-choice questions
• Good answer: 5/10 points
• Wrong answer: -2.5 point
• No answer: 0 points
• Good luck!
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Remaining questions?
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