Courses:

Mechanical Behavior of Plastics >> Content Detail



Assignments



Assignments

Special software is required to use some of the files in this section: .exe, .for, and .f90.

Each assignment is due during the next class session.


LEC #ASSIGNMENTS
1Introduction, overview of polymers (PDF)
2Chemical composition
3Structure
4Elastic response (PDF)
5Strain
6Stress
7Transformations of stress and strain (PDF)
8Hookean elasticity (PDF)
9Gaussian chain statistics
10Rubber elasticity (PDF)
11Elastomer mechanics (PDF)
12Introduction to linear viscoelasticity (PDF)
13Creep and stress relaxation
14Quiz 1
15Dynamic response (PDF)
16The Maxwell spring-dashpot model
17Standard linear solid (PDF)
18Wiechert solid, Boltzman superposition (PDF)
19Effect of temperature (PDF)
20Effect of temperature (cont.) (PDF)
21Multiaxial stresses (PDF)
22Stress analysis: Superposition
23Stress analysis: Correspondence principle (PDF)
24Composite materials, rule of mixtures (PDF)
25Mechanics of composites (PDF)
26Quiz 2
27Composite laminates: Anisotropy and transformations (PDF)
28

Laminates: Plate bending (PDF)



Fortran code


To run in MIT Server, type "add 3.11", then "plate"

Download plate source code: vplate_3_91.f90 (F90)

Download a PC executable: vplate2.exe (EXE)

29

Laminates: Temperature and viscoelastic effects



Codes


Source code for temperature-dependent laminate analysis: HOTPLATE.FOR (FOR)

Hotplate PC executable: HOTPLATE.EXE (EXE)

Source code for viscoelastic laminate analysis: plate07.f90 (F90)

Vplate PC executable: plate07.exe (EXE)

30Yield (PDF)
31Yield: Multiaxial stresses
32Yield: Effect of hydrostatic stress, crazing
33Yield: Effect of rate and temperature (PDF)
34Fracture: The Zhurkov model
35Fracture: The Griffith model
36Fracture: Crack-tip stresses, stress intensity factor
37Quiz 3
38Fracture: Effect of specimen geometry
39Fracture: J-integral and viscoelasticity

 








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