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ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent Systems

September 18–21, 2011

Scottsdale, Arizona, USA

Conference Sponsors:

ISBN:

978-0-7918-5472-3

In This Volume

Modeling, Simulation and Control (52)
Structural Health Monitoring/NDE (16)
Bio-Inspired Smart Materials and Structures (22)

ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Volume 2

Modeling, Simulation and Control

Computer-Aided Development of Shape Memory Actuators as an Approach Towards a Standardized Developing Method

Horst Meier, Alexander Czechowicz

SMASIS 2011; 1-6https://doi.org/10.1115/SMASIS2011-4923

Abstract

View Articletitled, Computer-Aided Development of Shape Memory Actuators as an Approach Towards a Standardized Developing Method

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Topics: Actuators , Computer-aided engineering , Shapes , Computer simulation , Shape memory alloys , Smart materials , Boundary-value problems , Design , Engineers , Failure

Design and Testing of an Enhanced Shape Memory Actuator Elastically Compensated by a Bi-Stable Rocker-Arm

Giovanni Scire` Mammano, Eugenio Dragoni

SMASIS 2011; 7-15https://doi.org/10.1115/SMASIS2011-4924

Abstract

View Articletitled, Design and Testing of an Enhanced Shape Memory Actuator Elastically Compensated by a Bi-Stable Rocker-Arm

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Topics: Actuators , Design , Shapes , Testing , Springs , Construction , Engineering prototypes , Fatigue life , Stress

Afterthoughts of a Founding Structural Control Theorist

Richard E. Klein

SMASIS 2011; 17-26https://doi.org/10.1115/SMASIS2011-4930

Abstract

View Articletitled, Afterthoughts of a Founding Structural Control Theorist

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Topics: Bearings , Casting , Cladding systems (Building) , Columns (Structural) , Control systems , Design , Excitation , Glass , Interior walls , Masonry

Modeling, Manufacturing and Experimental Characterization of NiTi Based Belleville Springs

Carmine Maletta, Luigino Filice, Franco Furgiuele

SMASIS 2011; 27-33https://doi.org/10.1115/SMASIS2011-4935

Abstract

View Articletitled, Modeling, Manufacturing and Experimental Characterization of NiTi Based Belleville Springs

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Topics: Experimental characterization , Manufacturing , Modeling , Nickel titanium alloys , Springs , Deflection , Actuators , Computer simulation , Constitutive equations , Cutting

Tracking Control of Piezoelectric Stack Actuator Using Modified Prandtl–Ishlinskii Model

Yuansheng Chen, Jose Palacios, Edward C. Smith, Jinhao Qiu

SMASIS 2011; 35-41https://doi.org/10.1115/SMASIS2011-4939

Abstract

View Articletitled, Tracking Control of Piezoelectric Stack Actuator Using Modified Prandtl–Ishlinskii Model

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Topics: Actuators , Tracking control , Control equipment , Weight (Mass) , Feedback , Feedforward control , Creep , Design , Errors , Piezoelectric actuators

A Constant Stroking Load Regulator for Shock Absorption

Gang Wang, Gregory Hiemenz, Wei Hu, Norman M. Wereley

SMASIS 2011; 43-50https://doi.org/10.1115/SMASIS2011-4942

Abstract

View Articletitled, A Constant Stroking Load Regulator for Shock Absorption

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Topics: Absorption , Shock (Mechanics) , Stress , Impulse (Physics) , Damage , Dampers , Excitation , Feedback , Physics , Sensors

A New Robustness Theorem for the Adaptive Control of Nonlinear Systems

Mark J. Balas, James P. Nelson

SMASIS 2011; 51-54https://doi.org/10.1115/SMASIS2011-4943

Abstract

View Articletitled, A New Robustness Theorem for the Adaptive Control of Nonlinear Systems

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Topics: Adaptive control , Nonlinear systems , Robustness , Theorems (Mathematics) , Control equipment , Leakage

On the Design of Driver Electronics for Dielectric Elastomer Applications

Mitja Babicˇ, Jadran Lenarcˇicˇ

SMASIS 2011; 55-63https://doi.org/10.1115/SMASIS2011-4953

Abstract

View Articletitled, On the Design of Driver Electronics for Dielectric Elastomer Applications

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Topics: Design , Elastomers , Electronics , Actuators , Circuits , Cycles , Energy efficiency , Optimization , Robotics , Safety

Mitigating IPMC Back-Relaxation Effect Through Controlled Activation of Patterned Electrodes

Maxwell Fleming, Joel Hubbard, Kwang J. Kim, Kam K. Leang

SMASIS 2011; 65-72https://doi.org/10.1115/SMASIS2011-4970

Abstract

View Articletitled, Mitigating IPMC Back-Relaxation Effect Through Controlled Activation of Patterned Electrodes

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Topics: Electrodes , Relaxation (Physics) , Actuators , Electrolysis , Water , Composite materials , Design , Equilibrium (Physics) , Errors , Feedback

Potential Well Shaping Through the Use of Impact Barriers for Broadband Electroelastic Energy Harvesting

Clark C. McGehee, Zach C. Ballard, Brian P. Mann

SMASIS 2011; 73-78https://doi.org/10.1115/SMASIS2011-4972

Abstract

View Articletitled, Potential Well Shaping Through the Use of Impact Barriers for Broadband Electroelastic Energy Harvesting

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Topics: Energy harvesting , Computer simulation , Attractors , Cantilever beams , Frequency response , Simulation , Spectral linewidth , Stability

Dynamic Finite Element Analysis of a Highly Parallel Robotic Surface

Chris Salisbury

SMASIS 2011; 79-88https://doi.org/10.1115/SMASIS2011-4974

Abstract

View Articletitled, Dynamic Finite Element Analysis of a Highly Parallel Robotic Surface

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Topics: Finite element analysis , Robotics , Displacement , Finite element methods , Stiffness , Algebra , Algorithms , Degrees of freedom , Dynamic testing (Materials) , Stress

Repetitive Control Design for Piezoelectric Actuators

Yingfeng Shan, Kam K. Leang

SMASIS 2011; 89-95https://doi.org/10.1115/SMASIS2011-4976

Abstract

View Articletitled, Repetitive Control Design for Piezoelectric Actuators

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Topics: Design , Piezoelectric actuators , Stability , Dynamics (Mechanics) , Errors , Feedback , Motion control , Scanning probe microscopy , Trajectories (Physics)

Characterization and Modeling of Opposing SMA-Wire System for Multifunctional, Resistance-Based Controls Applications

Stephen J. Furst, John H. Crews, Stefan Seelecke

SMASIS 2011; 97-106https://doi.org/10.1115/SMASIS2011-4987

Abstract

View Articletitled, Characterization and Modeling of Opposing SMA-Wire System for Multifunctional, Resistance-Based Controls Applications

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Topics: Modeling , Wire , Springs , Bending (Stress) , Actuators , Deflection , Stress , Calibration , Control equipment , Heating

Modelling and Experimental Validation of Buckling Dielectric Elastomer Actuators

Rocco Vertechy, Antonio Frisoli, Massimo Bergamasco, Federico Carpi, Gabriele Frediani, Danilo De Rossi

SMASIS 2011; 107-114https://doi.org/10.1115/SMASIS2011-4992

Abstract

View Articletitled, Modelling and Experimental Validation of Buckling Dielectric Elastomer Actuators

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Topics: Actuators , Buckling , Elastomers , Modeling , Membranes , Deformation , Finite element model , Simulation , Transducers

Modeling of Piezoelectric Energy Harvester: A Comparison Between Euler-Bernoulli Theory and Timoshenko Theory

Yang Zhu, Jean W. Zu, Minghui Yao

SMASIS 2011; 115-122https://doi.org/10.1115/SMASIS2011-4995

Abstract

View Articletitled, Modeling of Piezoelectric Energy Harvester: A Comparison Between Euler-Bernoulli Theory and Timoshenko Theory

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Topics: Energy harvesting , Modeling , Vibration , Design , Equations of motion , Frequency response , Piezoelectric materials , Simulation results

Design Equations for Binary Shape Memory Actuators Under Arbitrary External Forces

Andrea Spaggiari, Igor Spinella, Eugenio Dragoni

SMASIS 2011; 123-132https://doi.org/10.1115/SMASIS2011-4999

Abstract

View Articletitled, Design Equations for Binary Shape Memory Actuators Under Arbitrary External Forces

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Topics: Actuators , Design , Shapes , Springs , Shape memory alloys

Use of Intrinsic Electrical Resistance Changes in Shape Memory Alloys as Robust Actuator State and Fault Detection Sensors

Guillermo A. Herrera, Geoffrey P. McKnight, Xiujie Gao, Nancy Johnson, Alan L. Browne

SMASIS 2011; 133-138https://doi.org/10.1115/SMASIS2011-5000

Abstract

View Articletitled, Use of Intrinsic Electrical Resistance Changes in Shape Memory Alloys as Robust Actuator State and Fault Detection Sensors

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Topics: Actuators , Electrical resistance , Flaw detection , Sensors , Shape memory alloys , Stress , Control equipment , Computer software , Excitation , Feedback

Unimorph PZT Cymbal Design in Energy Harvesting

Changki Mo, Daniel Arnold, William C. Kinsel, William W. Clark

SMASIS 2011; 139-144https://doi.org/10.1115/SMASIS2011-5005

Abstract

View Articletitled, Unimorph PZT Cymbal Design in Energy Harvesting

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Topics: Design , Energy harvesting , Stress , Diaphragms (Mechanical devices) , Diaphragms (Structural) , Bonding , Cavities , Circuits , Dimensions , Disks

Nonlinear Stochastic Feedback Controllers for Vibratory Energy Harvesters With Power Flow Constraints

Ian L. Cassidy, Jeffrey T. Scruggs, Sam Behrens

SMASIS 2011; 145-154https://doi.org/10.1115/SMASIS2011-5008

Abstract

View Articletitled, Nonlinear Stochastic Feedback Controllers for Vibratory Energy Harvesters With Power Flow Constraints

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Topics: Control equipment , Energy harvesting , Feedback , Flow (Dynamics) , Energy generation , Electronics , Transducers , Circuits , Control theory , Engineering design processes

Adaptive Output Feedback Control of the IPMC Propelled Vehicle With Unknown High Frequency Gain Matrix

Shivakanth Gutta, Woosoon Yim, Sahjendra N. Singh

SMASIS 2011; 155-162https://doi.org/10.1115/SMASIS2011-5010

Abstract

View Articletitled, Adaptive Output Feedback Control of the IPMC Propelled Vehicle With Unknown High Frequency Gain Matrix

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Topics: Feedback , Vehicles , Actuators , Trajectories (Physics) , Adaptive control , Engineering simulation , Metallic composites , Polymers , Simulation , Stability

Bias-Dependent Impedance Model for Ionic Polymer-Metal Composite Actuators

Yannick Kengne Fotsing, Xiaobo Tan

SMASIS 2011; 163-169https://doi.org/10.1115/SMASIS2011-5011

Abstract

View Articletitled, Bias-Dependent Impedance Model for Ionic Polymer-Metal Composite Actuators

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Topics: Actuators , Composite materials , Metals , Polymers , Dynamics (Mechanics) , Electric fields , Biomedicine , Modeling , Partial differential equations , Robotics

Geometric Optimisation of Hinge-Less Deployment System for an Active Rotorblade

Alexandre Paternoster, Richard Loendersloot, Andre de Boer, Remko Akkerman

SMASIS 2011; 171-177https://doi.org/10.1115/SMASIS2011-5025

Abstract

View Articletitled, Geometric Optimisation of Hinge-Less Deployment System for an Active Rotorblade

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Topics: Hinges , Optimization , Design , Displacement , Actuators , Finite element analysis , Finite element model , Piezoelectric actuators , Stress , Topology

Bond Graph Modeling and Simulation of a Constant-Force Dielectric Elastomer Actuator

Giovanni Berselli, Gabriele Vassura

SMASIS 2011; 179-188https://doi.org/10.1115/SMASIS2011-5027

Abstract

View Articletitled, Bond Graph Modeling and Simulation of a Constant-Force Dielectric Elastomer Actuator

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Topics: Actuators , Elastomers , Modeling , Simulation , Computer simulation , Design , Engineering instruments , Mechanical properties

Parametric Amplification in the Context of Vibratory Energy Harvesting

R. Donovan Bode, Mohammed F. Daqaq

SMASIS 2011; 189-198https://doi.org/10.1115/SMASIS2011-5030

Abstract

View Articletitled, Parametric Amplification in the Context of Vibratory Energy Harvesting

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Topics: Energy harvesting

Parametrically Excited Nonlinear Piezoelectric Wind Energy Harvester

M. Amin Karami, Justin R. Farmer, Scott Bressers, Shashank Priya, Daniel J. Inman

SMASIS 2011; 199-206https://doi.org/10.1115/SMASIS2011-5042

Abstract

View Articletitled, Parametrically Excited Nonlinear Piezoelectric Wind Energy Harvester

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Topics: Wind energy , Excitation , Magnets , Design , Friction , Vibration , Wind velocity , Blades , Electric power generation , Energy generation

Analog Velocity Feedback Controller for Vibration Suppression and Sound Attenuation

Utku Boz, Serkan Ku¨lah, Ug˘ur Arıdog˘an, I˙pek Bas¸dog˘an

SMASIS 2011; 207-214https://doi.org/10.1115/SMASIS2011-5050

Abstract

View Articletitled, Analog Velocity Feedback Controller for Vibration Suppression and Sound Attenuation

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Topics: Control equipment , Feedback , Vibration suppression , Acoustics , Cavities , Vibration , Vibration control , Actuators , Analog circuits , Automotive industry

Energy Harvesting Circuit for Pulse Generator

Rashi Tiwari, Alex Schlichting, Yuan Zhang, Danielle Juliana Feldman, Ephrahim Garcia

SMASIS 2011; 215-222https://doi.org/10.1115/SMASIS2011-5054

Abstract

View Articletitled, Energy Harvesting Circuit for Pulse Generator

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Topics: Circuits , Energy harvesting , Generators , Electronics , Signals , Batteries , Maintenance , Shrinkage (Materials) , Solar energy , Vibration

Simulation-Based Optimization of a Piezoelectric Sound Generator by Combining a Finite-Element and Network Model

Eric Starke, Uwe Marschner, Gu¨nther Pfeifer, Wolf-Joachim Fischer

SMASIS 2011; 223-229https://doi.org/10.1115/SMASIS2011-5055

Abstract

View Articletitled, Simulation-Based Optimization of a Piezoelectric Sound Generator by Combining a Finite-Element and Network Model

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Topics: Finite element analysis , Generators , Network models , Optimization , Simulation , Design , Finite element model , Computation , Finite element methods , Sound pressure

Fluid Structural Interactions of Flapping Photomechanical Liquid Crystal Polymer Networks

Jonghoon Bin, M. Yousuff Hussaini, William S. Oates

SMASIS 2011; 231-239https://doi.org/10.1115/SMASIS2011-5063

Abstract

View Articletitled, Fluid Structural Interactions of Flapping Photomechanical Liquid Crystal Polymer Networks

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Topics: Fluids , Liquid crystalline polymers , Active materials , Actuators , Aircraft , Biomedicine , Computational methods , Light , Liquid crystals , Micromanipulation

A Strain Model for Piezoelectric Materials Operating in Highly Hysteretic Regimes

Zhengzheng Hu, Ralph C. Smith

SMASIS 2011; 241-249https://doi.org/10.1115/SMASIS2011-5073

Abstract

View Articletitled, A Strain Model for Piezoelectric Materials Operating in Highly Hysteretic Regimes

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Topics: Piezoelectric materials , Design , Stress , Optimization

Material Characterization and Mid-Span Bending Capacity With Finite Element Simulated Predictions

Walter Anderson, Ahmadreza Eshghinejad, Mohammad Elahinia

SMASIS 2011; 251-260https://doi.org/10.1115/SMASIS2011-5097

Abstract

View Articletitled, Material Characterization and Mid-Span Bending Capacity With Finite Element Simulated Predictions

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Topics: Finite element analysis , Displacement , Actuators , Shapes , Stress , Temperature , Design , Nickel titanium alloys , Rollers , Sensors

Power Output and Dissipation of a Negative Capacitance Shunt Coupled to Piezoelectric Transducers

Benjamin Beck, Kenneth A. Cunefare, Manuel Collet

SMASIS 2011; 261-270https://doi.org/10.1115/SMASIS2011-5099

Abstract

View Articletitled, Power Output and Dissipation of a Negative Capacitance Shunt Coupled to Piezoelectric Transducers

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Topics: Capacitance , Energy dissipation , Piezoelectric transducers , Circuits , Damping , Energy consumption , Impedance (Electricity) , Stiffness , Vibration

Synergistic Wake Interactions in Aeroelastic Flutter Vibration Energy Harvester Arrays

Matthew Bryant, Ranjeev L. Mahtani, Ephrahim Garcia

SMASIS 2011; 271-277https://doi.org/10.1115/SMASIS2011-5103

Abstract

View Articletitled, Synergistic Wake Interactions in Aeroelastic Flutter Vibration Energy Harvester Arrays

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Topics: Energy harvesting , Flutter (Aerodynamics) , Vibration , Wakes , Oscillations , Flow (Dynamics) , Locks (Waterways) , Separation (Technology) , Wind energy , Wind tunnels

Generalized Eigensolution to Piecewise Continuous Distributed-Parameter Models of Piezoelectric Energy Harvesters Using the Transfer Matrix Method

Adam M. Wickenheiser, Timothy Reissman

SMASIS 2011; 279-288https://doi.org/10.1115/SMASIS2011-5107

Abstract

View Articletitled, Generalized Eigensolution to Piecewise Continuous Distributed-Parameter Models of Piezoelectric Energy Harvesters Using the Transfer Matrix Method

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Topics: Energy harvesting , Deflection , Equations of motion , Euler-Bernoulli beam theory , Excitation , Finite element model , Linear systems , Mode shapes , Shear (Mechanics)

Amplitude Modulation of Nonlinear Piezoelectric Transducers for Ultrasonic Levitation

Sebastian Mojrzisch, Joerg Wallaschek

SMASIS 2011; 289-293https://doi.org/10.1115/SMASIS2011-5111

Abstract

View Articletitled, Amplitude Modulation of Nonlinear Piezoelectric Transducers for Ultrasonic Levitation

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Topics: Levitation , Piezoelectric transducers , Bearings , Excitation , Resonance , Air bearings , Piezoelectric materials , Stiffness , Transients (Dynamics) , Vibration

On the Maximum Damping Performance of Piezoelectric Switching Techniques

Marcus Neubauer, Xu Han

SMASIS 2011; 295-301https://doi.org/10.1115/SMASIS2011-5114

Abstract

View Articletitled, On the Maximum Damping Performance of Piezoelectric Switching Techniques

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Topics: Damping , Circuits , Design , Energy dissipation , Excitation , Mechanical structures , Vibration

Simulation and Control Design for Shape Memory Alloy Torque Tubes

David H. Friedman, Stefan Bieniawski, Darren Hartl

SMASIS 2011; 303-313https://doi.org/10.1115/SMASIS2011-5132

Abstract

View Articletitled, Simulation and Control Design for Shape Memory Alloy Torque Tubes

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Topics: Design , Shape memory alloys , Simulation , Torque , Control equipment , Vehicles , Actuators , Aircraft , Dynamic systems , Flight

Identification of a Force Sensing Resistor for Tactile Applications

Mohammad Y. Saadeh, Mohamed B. Trabia

SMASIS 2011; 315-324https://doi.org/10.1115/SMASIS2011-5133

Abstract

View Articletitled, Identification of a Force Sensing Resistor for Tactile Applications

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Topics: Resistors , Actuators , Stress , Dynamic models , Dynamics (Mechanics) , Polymers , Pressure , Robustness , Signals

Design and Test of an Adaptive Tuned Vibration Absorber for Reducing Cryogenic Cooler Vibrations

Robert Sinko, Michael Karnes, Jeong-Hoi Koo, Young-Keun Kim, Kyung-Soo Kim

SMASIS 2011; 325-331https://doi.org/10.1115/SMASIS2011-5138

Abstract

View Articletitled, Design and Test of an Adaptive Tuned Vibration Absorber for Reducing Cryogenic Cooler Vibrations

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Topics: Design , Vibration , Vibration absorbers , Electromagnets , Stiffness , Testing , Advanced materials , Degrees of freedom , Elastomers , Permanent magnets

Passive Multi-Source Energy Harvesting Schemes: Multiplicity of Piezoelectrics

Alexander Schlichting, Rashi Tiwari, Ephrahim Garcia

SMASIS 2011; 333-343https://doi.org/10.1115/SMASIS2011-5150

Abstract

View Articletitled, Passive Multi-Source Energy Harvesting Schemes: Multiplicity of Piezoelectrics

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Topics: Energy harvesting , Circuits , Topology , Batteries , Capacitors , Engineering simulation , Sensors , Simulation , Simulation results , Storage

Exact Solution for Bending of Shape Memory Alloy Superelastic Beams

Ahmadreza Eshghinejad, Mohammad Elahinia

SMASIS 2011; 345-352https://doi.org/10.1115/SMASIS2011-5151

Abstract

View Articletitled, Exact Solution for Bending of Shape Memory Alloy Superelastic Beams

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Topics: Shape memory alloys , Alloys , Displacement , Finite element analysis , Numerical analysis , Stress , Thermomechanics

Maximum and Practical Sustainably Harvestable Vibrational Power From Avian Subjects

Michael W. Shafer, Ephrahim Garcia

SMASIS 2011; 353-359https://doi.org/10.1115/SMASIS2011-5167

Abstract

View Articletitled, Maximum and Practical Sustainably Harvestable Vibrational Power From Avian Subjects

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Topics: Energy harvesting , Flight

Linear and Nonlinear Aeroelastic Energy Harvesting Using Electromagnetic Induction

Marcela de Melo Anice´zio, Alper Erturk, Carlos De Marqui Junior, Daniel J. Inman

SMASIS 2011; 361-367https://doi.org/10.1115/SMASIS2011-5171

Abstract

View Articletitled, Linear and Nonlinear Aeroelastic Energy Harvesting Using Electromagnetic Induction

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Topics: Electromagnetic induction , Energy harvesting , Electronic components , Stress , Wind energy , Air flow , Aircraft , Airfoils , Degrees of freedom , Design

Modeling the Torsional Behavior of Superelastic Wires

Zohreh Karbaschi, Mohammad Elahinia

SMASIS 2011; 369-375https://doi.org/10.1115/SMASIS2011-5174

Abstract

View Articletitled, Modeling the Torsional Behavior of Superelastic Wires

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Topics: Modeling , Wire , Torque , Alloys , ASTM standards , Biomedicine , Materials properties , Matlab , Nickel titanium alloys , Rods

Hydroelastic Power and Thrust Generation Using Macro-Fiber Composite Piezoelectrics

Alper Erturk, Ghislain Delporte

SMASIS 2011; 377-385https://doi.org/10.1115/SMASIS2011-5176

Abstract

View Articletitled, Hydroelastic Power and Thrust Generation Using Macro-Fiber Composite Piezoelectrics

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Topics: Composite materials , Fibers , Thrust , Biomimetics , Excitation , Piezoelectricity , Actuators , Electric power generation , Energy generation , Energy harvesting

Optimized Biodynamic Shock Attenuation Performance Using an Adaptive Seat Suspension

Harinder J. Singh, Norman M. Wereley

SMASIS 2011; 387-395https://doi.org/10.1115/SMASIS2011-5179

Abstract

View Articletitled, Optimized Biodynamic Shock Attenuation Performance Using an Adaptive Seat Suspension

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Topics: Shock (Mechanics) , Stress , Lumped parameter models , Dampers , Degrees of freedom , Design , Equations of motion , Optimization , Polynomials

Stability and Hopf Bifurcation of Impact Dynamics Considering Delay in a Semi-Active Energy Absorbing Suspension System

Xiaomin Dong, Wei Hu, Miao Yu, Norman M. Wereley

SMASIS 2011; 397-403https://doi.org/10.1115/SMASIS2011-5181

Abstract

View Articletitled, Stability and Hopf Bifurcation of Impact Dynamics Considering Delay in a Semi-Active Energy Absorbing Suspension System

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Topics: Bifurcation , Delays , Dynamics (Mechanics) , Stability , Suspension systems , Damping , Vehicles , Aircraft , Collisions (Physics) , Degrees of freedom

An Automated Testing Assembly for Characterizing Stiffness of an Ankle Foot Orthosis

Minal Y. Bhadane, Charles Armstrong, Mohamed Samir Hefzy, Mohammad H. Elahinia

SMASIS 2011; 405-409https://doi.org/10.1115/SMASIS2011-5197

Abstract

View Articletitled, An Automated Testing Assembly for Characterizing Stiffness of an Ankle Foot Orthosis

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Topics: Manufacturing , Orthotics , Stiffness , Testing , Wire , Aluminum , Bearings , Flanges , Hardware , Hinges

Dynamic Thermo-Mechanical Properties of Shape Memory Alloy Nanowires Upon Multi-Axial Loading

Rakesh P. Dhote, Roderick V. N. Melnik, Jean W. Zu

SMASIS 2011; 411-417https://doi.org/10.1115/SMASIS2011-5210

Abstract

View Articletitled, Dynamic Thermo-Mechanical Properties of Shape Memory Alloy Nanowires Upon Multi-Axial Loading

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Topics: Nanowires , Shape memory alloys , Thermomechanics , Stress , Phase transitions , Mechanical properties , Microelectromechanical systems , Nanoelectromechanical devices

Service Systems for Shape Memory Technology

Sven Langbein, Horst Meier, Alexander Czechowicz

SMASIS 2011; 419-425https://doi.org/10.1115/SMASIS2011-5223

Abstract

View Articletitled, Service Systems for Shape Memory Technology

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Topics: Shapes , Actuators , Recycling , Annealing , Deformation , Design , Mechatronics , Pseudoelasticity , Shape memory alloys , Temperature effects

Piezoelectric Vibration Damping Using Autonomous Synchronized Switching on Inductance

Tommaso Delpero, Luigi Di Lillo, Andrea Bergamini, Paolo Ermanni

SMASIS 2011; 427-433https://doi.org/10.1115/SMASIS2011-5239

Abstract

View Articletitled, Piezoelectric Vibration Damping Using Autonomous Synchronized Switching on Inductance

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Topics: Damping , Vibration , Switches , Signals , Circuits , Piezoelectric transducers , Shapes , Transducers

Novel Flow Energy Converter Based on Dielectric Elastomers

Ju¨rgen Maas, Christian Graf

SMASIS 2011; 435-442https://doi.org/10.1115/SMASIS2011-5254

Abstract

View Articletitled, Novel Flow Energy Converter Based on Dielectric Elastomers

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Topics: Elastomers , Flow (Dynamics) , Power converters , Resonance , Engineering prototypes , Conducting polymers , Deformation , Design engineering , Magnification , Mechanical behavior

Structural Health Monitoring/NDE

Intrinsic Hydraulic Hose Condition Monitoring for Prevention of Catastrophic Failure

Scott A. Smith, Dallas J. Capesius

SMASIS 2011; 443-446https://doi.org/10.1115/SMASIS2011-4921

Abstract

View Articletitled, Intrinsic Hydraulic Hose Condition Monitoring for Prevention of Catastrophic Failure

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Topics: Condition monitoring , Failure , Hydraulic hose , Damage , Downtime , Fluids , High pressure (Physics) , Manufacturing , Wounds , Batteries

Computational Setup of Structural Health Monitoring for Real-Time Thermal Verification

Derek Doyle, Whitney Reynolds, Brandon Arritt, Brenton Taft

SMASIS 2011; 447-453https://doi.org/10.1115/SMASIS2011-4991

Abstract

View Articletitled, Computational Setup of Structural Health Monitoring for Real-Time Thermal Verification

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Topics: Structural health monitoring , Manufacturing , Sensors , Cantilever beams , Inspection , Satellites , Semiconductor wafers , Space vehicles , Testing , Thermal properties

Damage Detection in Flexible Propeller Beam Structures by Exploiting Impact-Induced Coupled Acceleration Signals

Ioannis T. Georgiou

SMASIS 2011; 455-463https://doi.org/10.1115/SMASIS2011-4993

Abstract

View Articletitled, Damage Detection in Flexible Propeller Beam Structures by Exploiting Impact-Induced Coupled Acceleration Signals

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Topics: Damage , Propellers , Signals , Shapes , Composite materials , Dynamics (Mechanics) , Energy levels (Quantum mechanics) , Hammers , Impulse (Physics) , Principal component analysis

Simultaneous Measurement of Deformation and Fracture of Composite Structures Using Fiber Bragg Grating Sensors

Hong-Il Kim, Jae-Hung Han, Hyung-Joon Bang, Soo-Hyun Kim, Bongwan Lee

SMASIS 2011; 465-471https://doi.org/10.1115/SMASIS2011-5031

Abstract

View Articletitled, Simultaneous Measurement of Deformation and Fracture of Composite Structures Using Fiber Bragg Grating Sensors

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Topics: Composite materials , Deformation , Fiber Bragg gratings , Fracture (Materials) , Fracture (Process) , Sensors , Shapes , Signals , Aerodynamics , Deflection

Tower Deflection Monitoring of a Wind Turbine Using an Array of Fiber Bragg Grating Sensors

Hyung-Joon Bang, Hong-Il Kim, Moonseok Jang, Jae-Hung Han

SMASIS 2011; 473-479https://doi.org/10.1115/SMASIS2011-5033

Abstract

View Articletitled, Tower Deflection Monitoring of a Wind Turbine Using an Array of Fiber Bragg Grating Sensors

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Topics: Deflection , Fiber Bragg gratings , Sensors , Wind turbines , Shapes , Blades , Displacement , Finite element model

Multidirectional Circular Microstrip Patch Antenna Strain Sensor

Ali Daliri, Chun H. Wang, Sabu John, Amir Galehdar, Wayne S. T. Rowe, Kamran Ghorbani

SMASIS 2011; 481-487https://doi.org/10.1115/SMASIS2011-5065

Abstract

View Articletitled, Multidirectional Circular Microstrip Patch Antenna Strain Sensor

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Topics: Strain sensors , Strip transmission lines , Sensors , Design , Finite element methods , Finite element model , Aerospace industry , Computer software , Damage , Dimensions

Numerical Analysis of Composites Embedded With Magnetostrictive Material for Sensing Capability

Jonathan Rudd, Oliver Myers

SMASIS 2011; 489-493https://doi.org/10.1115/SMASIS2011-5067

Abstract

View Articletitled, Numerical Analysis of Composites Embedded With Magnetostrictive Material for Sensing Capability

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Topics: Composite materials , Numerical analysis , Fracture (Materials) , Stress , Carbon reinforced plastics , Delamination , Laminates , Anisotropy , Boundary element methods , Computer simulation

Damage Localization in Complex Composite Panels Using Guided Wave Based Structural Health Monitoring System

Yingtao Liu, Seung Bum Kim, Aditi Chattopadhyay, Derek Doyle

SMASIS 2011; 495-501https://doi.org/10.1115/SMASIS2011-5069

Abstract

View Articletitled, Damage Localization in Complex Composite Panels Using Guided Wave Based Structural Health Monitoring System

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Topics: Composite materials , Damage , Structural health monitoring , Waves , Signals , Transducers , Delamination , Nondestructive evaluation , Sensors , Actuators

Operational Risk Assessment of Wind Turbine Structures Using Probabilistic Analysis of Aerodynamically Induced Vibrations

Antonio Velazquez, R. Andrew Swartz

SMASIS 2011; 503-512https://doi.org/10.1115/SMASIS2011-5100

Abstract

View Articletitled, Operational Risk Assessment of Wind Turbine Structures Using Probabilistic Analysis of Aerodynamically Induced Vibrations

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Topics: Risk assessment , Vibration , Wind turbines , Safety , Blades , Stress , Wind , Maintainability , Design , Turbines

Damage Localization in a Stiffened Composite Panel Using a Lamb Wave Based Tomography Approach

Anthony J. Vizzini, II, Yingtao Liu, Aditi Chattopadhyay

SMASIS 2011; 513-518https://doi.org/10.1115/SMASIS2011-5101

Abstract

View Articletitled, Damage Localization in a Stiffened Composite Panel Using a Lamb Wave Based Tomography Approach

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Topics: Composite materials , Damage , Waves , Structural health monitoring , Aerospace industry , Algorithms

Lamb Wave Propagation Through Off-Axis Media

Jacob Brown, Whitney Reynolds, Derek Doyle, Andrei Zagrai

SMASIS 2011; 519-523https://doi.org/10.1115/SMASIS2011-5116

Abstract

View Articletitled, Lamb Wave Propagation Through Off-Axis Media

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Topics: Wave propagation , Waves , Composite materials , Elastic waves , Space frame structures , Structural health monitoring , Fibers , Manufacturing , Resins , Surface properties

Predictive Modeling of Space Structures for SHM With PWAS Transducers

Matthieu Gresil, Bin Lin, Yanfeng Shen, Victor Giurgiutiu

SMASIS 2011; 525-534https://doi.org/10.1115/SMASIS2011-5190

Abstract

View Articletitled, Predictive Modeling of Space Structures for SHM With PWAS Transducers

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Topics: Modeling , Space frame structures , Structural health monitoring , Transducers , Finite element methods , Waves , Nondestructive evaluation , Wave propagation , Computer software , Damage

Insight Into Active Health Monitoring Methods Using Machine Learning

Whitney Reynolds, Derek Doyle, Brandon Arritt

SMASIS 2011; 535-543https://doi.org/10.1115/SMASIS2011-5191

Abstract

View Articletitled, Insight Into Active Health Monitoring Methods Using Machine Learning

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Topics: Damage , Finite element model , Machine learning , Piezoelectric transducers , Satellites , Sensors , Signals , Space vehicles , Structural health monitoring , Support vector machines

Active Detection of Structural Damage in Aluminum Alloy Using Magneto-Elastic Active Sensors (MEAS)

David Conrad, Andrei Zagrai

SMASIS 2011; 545-553https://doi.org/10.1115/SMASIS2011-5219

Abstract

View Articletitled, Active Detection of Structural Damage in Aluminum Alloy Using Magneto-Elastic Active Sensors (MEAS)

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Topics: Aluminum alloys , Damage , Membrane electrode assemblies , Sensors , Stress , Elastic waves , Fatigue cracks , Structural health monitoring , Aluminum plate , Bonding

Effect of Lamb Wave Excitation Frequency on Detection of Delamination in Composite Plates

Inho Kim, Ratneshwar Jha

SMASIS 2011; 555-562https://doi.org/10.1115/SMASIS2011-5225

Abstract

View Articletitled, Effect of Lamb Wave Excitation Frequency on Detection of Delamination in Composite Plates

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Topics: Composite materials , Delamination , Excitation , Plates (structures) , Waves , Actuators , Aerospace industry , Damage , Errors , Laser Doppler vibrometers

Structural Health Monitoring Technology for Aerospace Composite Propellant Tank

Sourav Banerjee, Piero Messidoro, Adriano Ferrarese, Shawn Beard, Ritubarna Banerjee

SMASIS 2011; 563-570https://doi.org/10.1115/SMASIS2011-5235

Abstract

View Articletitled, Structural Health Monitoring Technology for Aerospace Composite Propellant Tank

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Topics: Aerospace composites , Propellants , Structural health monitoring , Aluminum , Vehicles , Carbon reinforced plastics , Composite materials , Damage , Elongation , Feature extraction

Bio-Inspired Smart Materials and Structures

Fish Inspired Biomimetic Ionic Polymer Metal Composite Pectoral Fins Using Labriform Propulsion

G. Karthigan, Sujoy Mukherjee, Ranjan Ganguli

SMASIS 2011; 571-580https://doi.org/10.1115/SMASIS2011-4931

Abstract

View Articletitled, Fish Inspired Biomimetic Ionic Polymer Metal Composite Pectoral Fins Using <em>Labriform</em> Propulsion

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Topics: Biomimetics , Fins , Metallic composites , Polymers , Propulsion , Design , Actuators , Blades , Computer simulation , Energy consumption

The Effect of Scale on Fluid-Filled Flexible Composite Actuators

Larry D. Peel, Luis Muratalla, Jeff Baur, Dean Foster

SMASIS 2011; 581-590https://doi.org/10.1115/SMASIS2011-4934

Abstract

View Articletitled, The Effect of Scale on Fluid-Filled Flexible Composite Actuators

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Topics: Actuators , Composite materials , Fluids , Stiffness , Water , Incompressible fluids , Muscle , Valves , Aircraft , Artificial limbs

Fully Coupled Three-Scale Finite Element Model for the Mechanical Response of a New Bio-Inspired Composite

Erick I. Saavedra Flores, Senthil Murugan, Michael I. Friswell, Eduardo A. de Souza Neto

SMASIS 2011; 591-598https://doi.org/10.1115/SMASIS2011-4946

Abstract

View Articletitled, Fully Coupled Three-Scale Finite Element Model for the Mechanical Response of a New Bio-Inspired Composite

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Topics: Biomimetics , Composite materials , Finite element model , Magnesium alloys , Fibers , Wood products , Cellulosic fibers , Epoxy adhesives , Epoxy resins , Fracture toughness

Bioinspired Vasculatures for Self-Healing Fibre Reinforced Polymer Composites

Chris Norris, Ian Bond, Richard Trask

SMASIS 2011; 599-606https://doi.org/10.1115/SMASIS2011-4959

Abstract

View Articletitled, Bioinspired Vasculatures for Self-Healing Fibre Reinforced Polymer Composites

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Topics: Biomimetics , Composite materials , Fiber reinforced plastics , Damage , Resins , Compressive strength , Design , Reservoirs , Strength (Materials) , Testing

Tailored Fluidic Composites for Stiffness or Volume Change

Bin Zhu, Christopher D. Rahn, Charles E. Bakis

SMASIS 2011; 607-612https://doi.org/10.1115/SMASIS2011-4962

Abstract

View Articletitled, Tailored Fluidic Composites for Stiffness or Volume Change

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Topics: Composite materials , Stiffness , Epoxy adhesives , Epoxy resins , Fibers , Fluids , Pumps , Valves , Pistons , Shells

Polypyrrole Bridge as a Support for Alamethicin-Reconstituted Planar Bilayer Lipid Membranes

Robert Northcutt, Vishnu-Baba Sundaresan, Sergio Salinas, Hao Zhang

SMASIS 2011; 613-620https://doi.org/10.1115/SMASIS2011-5015

Abstract

View Articletitled, Polypyrrole Bridge as a Support for Alamethicin-Reconstituted Planar Bilayer Lipid Membranes

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Topics: Bridges (Structures) , Membranes , Conducting polymers , Manufacturing , Polymers , Proteins , Active materials , Actuators , Electrochemical impedance spectroscopy , Electrochemical reactions

Limit-Cycle Oscillation Suppression of Bioinspired Ornithopter: Wind Tunnel Testing

Jun-Seong Lee, Dong-Kyu Lee, Juho Lee, Jae-Hung Han

SMASIS 2011; 621-627https://doi.org/10.1115/SMASIS2011-5028

Abstract

View Articletitled, Limit-Cycle Oscillation Suppression of Bioinspired Ornithopter: Wind Tunnel Testing

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Topics: Biomimetics , Limit cycles , Oscillations , Testing , Wind tunnels , Flight , Wings , Actuators , Aerodynamics , Composite materials

Electrochemical Analysis of Alamethicin Reconstituted Planar Bilayer Lipid Membranes Supported on Polypyrrole Membranes

Hao Zhang, Vishnu Baba Sundaresan, Sergio Salinas, Robert Northcutt

SMASIS 2011; 629-635https://doi.org/10.1115/SMASIS2011-5038

Abstract

View Articletitled, Electrochemical Analysis of Alamethicin Reconstituted Planar Bilayer Lipid Membranes Supported on Polypyrrole Membranes

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Topics: Electrochemical analysis , Membranes , Cell membranes , Conducting polymers , Electrical conductance , Energy conversion , Manufacturing , Proteins , Capacitance , Electric fields

Energy Harvesting From Turbulence-Induced Vibration in Air Flow: Artificial Piezoelectric Grass Concept

Jared D. Hobeck, Daniel J. Inman

SMASIS 2011; 637-646https://doi.org/10.1115/SMASIS2011-5053

Abstract

View Articletitled, Energy Harvesting From Turbulence-Induced Vibration in Air Flow: Artificial Piezoelectric Grass Concept

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Topics: Air flow , Energy harvesting , Turbulence , Vibration , Cantilevers , Design , Fluid dynamics , Blades , Electricity (Physics) , Flow (Dynamics)

Field Driven Stiffness Control of Legged Robotic Structures Using Dielectric Elastomers

Jeffrey Morton, Duncan Haldane, Michael Hays, Jonathan Clark, William S. Oates

SMASIS 2011; 647-652https://doi.org/10.1115/SMASIS2011-5072

Abstract

View Articletitled, Field Driven Stiffness Control of Legged Robotic Structures Using Dielectric Elastomers

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Topics: Elastomers , Robotics , Stiffness , Mechanical admittance , Adaptive structures , Design , Electric fields , Experimental characterization , Field theories (Physics) , Resonance

Modeling, Analysis, and Experiments of Interfiber Compaction Effects in FMC Actuators for Bio-Inspired Applications

Zhiye Zhang, Michael Philen

SMASIS 2011; 653-662https://doi.org/10.1115/SMASIS2011-5092

Abstract

View Articletitled, Modeling, Analysis, and Experiments of Interfiber Compaction Effects in FMC Actuators for Bio-Inspired Applications

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Topics: Actuators , Biomimetics , Compacting , Modeling analysis , Stiffness , Thrust , Composite materials , Fibers , Fluids , Valves

Formation and Encapsulation of Biomolecular Arrays for Developing Arrays of Membrane-Based Artificial Hair Cell Sensors

Stephen A. Sarles, Kevin L. Garrison, Taylor T. Young, Donald J. Leo

SMASIS 2011; 663-671https://doi.org/10.1115/SMASIS2011-5095

Abstract

View Articletitled, Formation and Encapsulation of Biomolecular Arrays for Developing Arrays of Membrane-Based Artificial Hair Cell Sensors

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Topics: Membranes , Sensors , Cell membranes , Lipid bilayers , Air flow , Capacitance , Circuits , Drops , Electrodes , Hydrogels

Piezoresistive Reponse of Aligned Carbon Nanotube Arrays for Flow Sensing Applications

Matthew R. Maschmann, Gregory J. Ehlert, Jeffery W. Baur

SMASIS 2011; 673-680https://doi.org/10.1115/SMASIS2011-5096

Abstract

View Articletitled, Piezoresistive Reponse of Aligned Carbon Nanotube Arrays for Flow Sensing Applications

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Topics: Carbon nanotubes , Flow (Dynamics) , Electrical resistance , Gages , Sensors , Vehicles

Design of a Bio-Inspired Smart Ear Prototype

Rolf Mu¨ller, Sajjad Z. Meymand, Mittu Pannala, Ojili Praveen Kumar Reddy, Li Gao

SMASIS 2011; 681-690https://doi.org/10.1115/SMASIS2011-5104

Abstract

View Articletitled, Design of a Bio-Inspired Smart Ear Prototype

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Topics: Biomimetics , Design , Ear , Engineering prototypes , Deformation , Shapes , Acoustics , Actuators , Rubber , Smart structures

Design and Development of a Biomimetic Jellyfish Robot That Features Ionic Polymer Metal Composites Actuators

Joseph Najem, Barbar Akle, Stephen A. Sarles, Donald J. Leo

SMASIS 2011; 691-698https://doi.org/10.1115/SMASIS2011-5105

Abstract

View Articletitled, Design and Development of a Biomimetic Jellyfish Robot That Features Ionic Polymer Metal Composites Actuators

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Topics: Actuators , Biomimetics , Design , Metallic composites , Polymers , Robots , Shapes , Manufacturing , Additive manufacturing , Dimensions

The Development of a Closed-Loop Flight Controller for Localized Flow Control and Gust Alleviation Using Biomimetic Feathers on Aircraft Wings

Christopher J. Blower, Adam M. Wickenheiser

SMASIS 2011; 699-705https://doi.org/10.1115/SMASIS2011-5109

Abstract

View Articletitled, The Development of a Closed-Loop Flight Controller for Localized Flow Control and Gust Alleviation Using Biomimetic Feathers on Aircraft Wings

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Topics: Aircraft , Biomimetics , Control equipment , Flight , Flow control , Wings , Design , Flow (Dynamics) , Air flow , Airfoils

Modeling the Conductance of the Peptide Alamethicin With and Without Ion Gradients

M. Austin Creasy, Donald J. Leo

SMASIS 2011; 707-713https://doi.org/10.1115/SMASIS2011-5117

Abstract

View Articletitled, Modeling the Conductance of the Peptide Alamethicin With and Without Ion Gradients

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Topics: Electrical conductance , Modeling , Membranes , Statistics , Currents , Dynamics (Mechanics) , Equilibrium (Physics) , Flow (Dynamics) , Ions

FlexLegs: Flexible Legs Actuated by Shape Memory Alloy

Alex Villanueva, Colin Smith, Shashank Priya, Richard Bachman

SMASIS 2011; 715-723https://doi.org/10.1115/SMASIS2011-5134

Abstract

View Articletitled, FlexLegs: Flexible Legs Actuated by Shape Memory Alloy

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Topics: Actuators , Algorithms , Deformation , Design , Shape memory alloys , Stress , Yaw

Bio-Inspired Flow Sensors Fabricated From Carbon Nanomaterials

Preston A. Pinto, Stephen A. Sarles, Donald J. Leo, Michael Philen, Hunter A. Champion, Sarah B. Black, Harry C. Dorn

SMASIS 2011; 725-732https://doi.org/10.1115/SMASIS2011-5168

Abstract

View Articletitled, Bio-Inspired Flow Sensors Fabricated From Carbon Nanomaterials

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Topics: Biomimetics , Carbon , Flow sensors , Nanomaterials , Sensors , Carbon nanotubes , Flow (Dynamics) , Water , Electrical resistance , Electrochemical impedance spectroscopy

Testing of Novel Compliant Spines for Passive Wing Morphing

Aimy Wissa, Yashwanth Tummala, James E. Hubbard, Jr., Mary Frecker, Alexander Brown

SMASIS 2011; 733-742https://doi.org/10.1115/SMASIS2011-5198

Abstract

View Articletitled, Testing of Novel Compliant Spines for Passive Wing Morphing

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Topics: Testing , Wings , Flight , Stress , Thrust , Unmanned aerial vehicles , Wing spars , Aircraft , Degrees of freedom , Design

Design Optimization of a Compliant Spine for Dynamic Applications

Yashwanth Tummala, Aimy Wissa, Mary Frecker, James E. Hubbard, Jr.

SMASIS 2011; 743-752https://doi.org/10.1115/SMASIS2011-5207

Abstract

View Articletitled, Design Optimization of a Compliant Spine for Dynamic Applications

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Topics: Design , Optimization , Wings , Stress , Unmanned aerial vehicles , Deflection , Dynamic testing (Materials) , Aircraft , Design methodology , Finite element analysis

Stimuli Triggered Deployment of Bio-Inspired Self-Healing Functionality

Richard Trask, Ian Bond, Chris Norris

SMASIS 2011; 753-758https://doi.org/10.1115/SMASIS2011-5238

Abstract

View Articletitled, Stimuli Triggered Deployment of Bio-Inspired Self-Healing Functionality

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Topics: Biomimetics , Damage , Composite materials , Reservoirs , Fiber reinforced composites , Fiber reinforced plastics , Resins , Storage , Ceramics , Diffusion (Physics)

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