MAE4384 - Intrinsically smart polymer- matrix structural...

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Unformatted text preview: Intrinsically smart polymer- matrix structural composites Topic 4 Reading assignment Chung, Composite Materials, Ch. 13. No. 81, under Publications polymer in website http://www.wings.buffalo.edu/academic/dep artment/eng/mae/cmrl Functions Structural Self-sensing Electromagnetic (e.g., shielding, low observability) Lightning protection Heating (e.g., deicing) Self-healing Types of sensing Strain/stress sensing Damage sensing Temperature sensing Process monitoring Importance of sensing Structural health monitoring Hazard mitigation Structural vibration control Methods of sensing Electrical methods Optical methods Acoustic methods Electrical methods Resistance measurement Impedance measurement Resistance methods Volume resistance Contact resistance Piezoresistivity Change in electrical resistivity with strain Continuous carbon fiber polymer-matrix composites For lightweight structures Composite configuration PAN-based carbon fiber Epoxy matrix Unidirectional 8 laminae in laminate Volume resistance Fiber direction Through-thickness direction Tensile stress in the fiber direction Resistance in the fiber direction Resistance in the through- thickness direction Strain sensing...
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MAE4384 - Intrinsically smart polymer- matrix structural...

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