lec14 - 1.050 Engineering Mechanics Lecture 14 Strength...

1.050 Engineering Mechanics
Lecture 14:
Strength models for beams (II/II)
M-N coupling
Convexity of strength domain

1.050 – Content overview
I. Dimensional analysis
1. On monsters, mice and mushrooms
2. Similarity relations: Important engineering tools
II. Stresses and strength
2. Stresses and equilibrium
3. Strength models (how to design structures,
foundations.. against mechanical failure)
III. Deformation and strain
4. How strain gages work?
5. How to measure deformation in a 3D
structure/material?
IV. Elasticity
5. Elasticity model – link stresses and deformation
6. Variational methods in elasticity
V. How things fail – and how to avoid it
7. Elastic instabilities
8. Plasticity (permanent deformation)
9. Fracture mechanics
Lectures 1-3
Sept.
Lectures 4-15
Sept./Oct.
Lectures 16-19
Oct.
Lectures 20-31
Nov.
Lectures 32-37
Dec.

1.050 – Content overview
I. Dimensional analysis
II. Stresses and strength
…
Lecture 8:
Beam stress model
Lecture 9: Beam model II and summary
Lecture 10: Strength models: Introduction (1D)