Thermomechanical Behavior of Functionally Graded Materials (FGM)

Abstract

This final report is to document a summary of Ph.D. Student, Mr. Steven Hudnut who was supported by this ASSERT Grant, working on design of Piezo Actuators with Functionally Graded Microstructure (FGM). Mr. Hudnut has achieved both analytical modeling of several FGM piezo-laminate actuators with aim of maximizing the bending displacement while minimizing the internal stress, thus enhancing its fatigue life. Mr. Hudnut designed a new laser displacement measurement apparatus by which the bending performance of bimorph and bimorph FGM piezo-actuators are characterized. He also contributed to the construction of lamination model for piezo laminated composites, as well as optimization of the FGM bimorph actuator mode of continuous piezo fibers.

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Document Details

Document Type
Technical Report
Publication Date
Nov 15, 2001
Accession Number
ADA398654

Entities

People

  • Minoru Taya
  • Steven Hudnut

Organizations

  • University of Washington

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Actuators
  • Composite Materials
  • Constitutive Equations
  • Displacement
  • Elastic Properties
  • Electric Fields
  • Equations
  • Laminates
  • Materials
  • Materials Processing
  • Materials Science
  • Measurement
  • Mechanical Engineering
  • Mechanics
  • Micromechanics
  • Microstructure
  • Shear Stresses

Fields of Study

  • Materials science

Readers

  • Parasitology and Pharmacology of Malaria.
  • Reinforced Composite Materials
  • Robotics and Automation.

Technology Areas

  • Directed Energy