ME 7793: Manufacturing of Composites

Offered as Required


Credit Hours: 3-0-3
Prerequisites: ME 4793 or ME 4794 or AE 4793 or AE 4794 or CEE 4793 or CEE 4794 or CHE 4793 or CHE 4794 or PTFE 4793 or PTFE 4794.
Catalog Description: Major manufacturing techniques of metal-ceramic and polymer-matrix composites. Modeling of processes with emphasis on fundamental mechanisms and effects. Crosslisted with AE, CHE, CEE, MSE, and PTFE 7793.
Textbooks: Timothy G. Gutowski, Advanced Composites Manufacturing; John Wiley, 1997.
Instructors: Jonathan Colton (ME), John Muzzy (ChE)
Prerequisites by topic:
  • Composite material properties
  • Composite mechanics
  • Composite materials selection
Goals:

Advanced study of fundamental principles and mechanisms in composites processing.

Topics:
  • Section 1: Manufacturing of fibers and preforms for composites
    • Weaving and braiding for cloths and 3-D preforms. Non-woven materials.
    • Fiber coatings for interface control. Interface chemistry and physics.
      • Processing methods. Coatings for polymer, metal, ceramic and carbon composites.
  • Section 2: Layup and winding methods
    • Prepreg manufacturing
    • filament winding
    • layup and consolidation methods
  • Section 3: Liquid infiltration processing
    • Fundamentals: wetting; viscous flow in porous media; rheology of liquid polymers. Heat transfer.
    • Injection molding methods for polymer matrix composites
    • Pressure infiltration for metal matrix composites (including alloy solidification).
  • Section 4: Infiltration and pyrolysis processing
    • Ceramic and carbon matrix precursor materials. Pyrolysis chemistry. Mass and volume yields.
    • Polymer infiltration and pyrolysis (PIP) process. Evolution of pore and matrix structure. Process limits near full density.
    • Chemical vapor infiltration(CVI) process. Process variations. Evolution of pore and matrix structure. Process limits near full density.
  • Section 5: Testing and Inspection
    • Statistics and sampling.
    • Density and dimension measurements.
    • Optical methods- dye penetration and opacity.
    • Ultrasonics.
    • X-ray and neutron radiography.
    • IR thermography.
  • Delivery Mode (%):

    Lecture

    100

    Grading scheme (%):

    Homework

    30

    Exams

    70