Dept. of Civil and Environmental Engineering, Washington State University

CE 537 Section 02 Structural Composites

- Composite Materials in Civil Infrastructure

An Introductory Composites Design Course for Graduate/Senior Undergraduate Students

 

SPRING 2007: TU and TH 9:10 - 10:25 AM, Sloan 175

INSTRUCTOR: Dr. Pizhong Qiao (Chiao), Sloan 120 (Phone: 509-335-5183)

Email: Qiao@wsu.edu

Class website: http://pas.ce.wsu.edu/CE537-2

 

 

Syllabus (PDF)

 

TEXTBOOK (REQUIRED):

Barbero E.J., Introduction to Composite Materials Design, Taylor and Francis, Inc., 1990.

 

COMPUTER SOFTWARE FOR DESIGNING COMPOSITES:

Download: CADEC - Computer Aided Design Environment for Composites at http://www.mae.wvu.edu/~barbero/icmd.html or from the link at my homepage http://composites.wsu.edu/qiao/

 

Class Website: http://pas.ce.wsu.edu/CE537-2

 

Reference Books:

1.      Jones, R. M., Mechanics of Composite Materials, 2nd Ed., Taylor and Francis, Inc., 1999.

2.      Gibson, R. F., Principles of Composite Material Mechanics, McGraw-Hill, Inc., 1994.

3.      Structural Design of Polymer Composites, EUROCOMP Design Code and Handbook, Ed. J. L. Clarke, E& FN Spon, 1996.

4.      Composites for Infrastructure - A Guide for Civil Engineers, Ray Publishing, Wheat Ridge, CO, 1998.

5.      ACI 440R-96, State-of-the-Art Report on Fiber Reinforced Plastic (FRP) Reinforcement for Concrete Structures, American Concrete Institute, Detroit, MI, 1996.

 

OBJECTIVES:

1.      To understand the fundamentals about composite materials – their mechanical behaviors, fabrication process, and design flexibility

2.      To acquire the basic knowledge in mechanics of composites

3.      To learn the applications of composite materials in Civil Infrastructure

4.      To get hands-on experience with composite materials

5.      To design composite materials and structures with aid of computer software

 

TOPICS:

 

1. INTRODUCTION (Ch. 1) (PDF)

            Overview of Composites

            Applications of Composites in Civil Infrastructure

 

2. MATERIALS (Ch. 2)

            Fiber Materials

            Resin Materials

 

3. MANUFACTURING PROCESSES (Ch. 3)

            Concentration on processes suitable for structural applications:

            - Bag Molding, RTM, Pultrusion, Filament Winding, and SCRIMP.

 

4. MANUFACTURING OF COMPOSITE LAMINATED PANELS

            Vacuum Bagging: Fabrication of a Composite Plate

 

5. MICROMECHANICS (Ch. 4)

            Conceptual Understanding of the Theory

            Applications to Simple Cases

 

6. COMPUTER LAB SESSION

            Micromechanics Analysis with the Computer Program CADEC

 

7. PLY MECHANICS (Ch. 5)

            Conceptual Understanding of Stress and Strain

            Coordinate Transformations

            Transformed Reduced Stiffness Matrix

            Especial Cases

 

8. COMPUTER LAB SESSION

            Macromechanics Analysis with the Computer Program CADEC

 

9. LAMINATE MECHANICS (Ch. 6)

            Conceptual Understanding of Plate Stiffness and Compliance

            Coupling Effects

            Computation of Stresses

            Definition of Laminate Types

            Engineering Elastic Constants

            Design Using Carpet Plots

            Interlaminar Stresses

 

10. COMPUTER LAB SESSION

            Laminate Analysis with the Computer Program CADEC

 

11. LABORATORY SESSION

            Tensile stiffness and strength of coupon samples

            Shear Stiffness and Strength of notched samples

 

12. FAILURE AND STRENGTH CRITERIA IN DESIGN (Ch. 7)

            Introduction of Relevant Failure Criteria

            Applications in Design Using Carpet Plots

 

13. THIN-WALLED BEAMS (Ch. 8 + Classnotes)

            Overview of Mechanics of Laminated Beams (MLB)

            Engineering Equations for Beam Stiffnesses

            Conceptual Understanding of Beam Global and Local Buckling

            Simplified Design Equations for FRP Thin-walled Beams

 

14. COMPUTER LAB SESSION

            FRP Beam Analysis with the Computer Program CADEC

 

15. LABORATORY SESSION

            Displacements and Strains for Simply-Supported Beams

            Lateral Torsional Buckling (Illustration)

 

****** Visiting Wood Materials and Engineering Laboratory (WMEL) (Extrusion process of wood plastic composite shapes) ******

 

16. COLUMN BEHAVIOR (Ch. 8)

            Euler's Column Buckling

            Local Buckling

            Compressive Strength

            Mode Interaction

            Design Equation for Buckling of FRP Column

 

17. ADVANCED COMPOSITE BRIDGES: DESIGN AND APPLICATIONS (Class Notes)

            Case Applications

            Design Aspects and Considerations

            Systematic Design of FRP Bridges

 

18. REINFORCEMENT OF CONCRETE WITH FABRICS (Class Notes)

            Applications in Practice

            Design Equations for Concrete Beams Wrapped with Composite Fabrics

            Fracture Toughness and Design of the Interface Bond

 

19. REINFORCEMENT OF WOOD WITH PLATES OR FABRICS (Class Notes)

            Applications in Practice

            Qualification Test Methods for Interface Bond Performance

            Fracture Toughness of the Interface

            Design of Reinforced Glulam Beams

 

 

Other useful links:

 

 

 

 

Class Management: