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Proceedings Papers

3D Printed Resonant Compliant Mechanism to Reduce Motor Torque Requirements of Machines With Cyclic Operation

Luca Luzi, Amedeo Carloni, Lorenzo Agostini, Riccardo Pucci, Mohamed Refat, Giovanni Berselli, Rocco Vertechy
Proc. ASME. SMASIS2021, ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T07A012, September 14–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2021-68293
https://doi.org/10.1115/SMASIS2021-68293
View Paper titled, 3D Printed Resonant Compliant Mechanism to Reduce Motor Torque Requirements of Machines With Cyclic Operation
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Topics: Additive manufacturing, Compliant mechanisms, Engines, Fibers, Machinery, Motors, Optimization, Resonance, Topology, Torque
Proceedings Papers

Performance Comparison of Capacitive Silicone-Based Curvature Sensors With Planar and Interdigitated Electrodes

Lorenzo Agostini, Marco Caselli, Giulia Avallone, Marco Fontana, Irene Fassi, Lorenzo Molinari Tosatti, Rocco Vertechy
Proc. ASME. SMASIS2021, ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T07A007, September 14–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2021-68102
https://doi.org/10.1115/SMASIS2021-68102
View Paper titled, Performance Comparison of Capacitive Silicone-Based Curvature Sensors With Planar and Interdigitated Electrodes
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Topics: Electrodes, Sensors, Silicones
Proceedings Papers

Fused Filament Fabrication of Continuous Fiber-Reinforced Thermoplastics for Compliant Mechanisms

Mohamed Refat, Luca Luzi, Lorenzo Agostini, Riccardo Pucci, Giovanni Berselli, Rocco Vertechy
Proc. ASME. SMASIS2021, ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T07A015, September 14–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2021-68331
https://doi.org/10.1115/SMASIS2021-68331
View Paper titled, Fused Filament Fabrication of Continuous Fiber-Reinforced Thermoplastics for Compliant Mechanisms
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Topics: Additive manufacturing, Compliant mechanisms, Composite materials, Fibers, Manufacturing
Proceedings Papers

Additively Manufactured Continuous Fibre-Reinforced Thermoplastics for Mechanisms Subjected to Predominant Inertial Load: A Case Study

Luca Luzi, Giacomo Quercioli, Riccardo Pucci, Guido Bocchieri, Rocco Vertechy, Giovanni Berselli
Proc. ASME. SMASIS2020, ASME 2020 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T03A009, September 15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2020-2320
https://doi.org/10.1115/SMASIS2020-2320
View Paper titled, Additively Manufactured Continuous Fibre-Reinforced Thermoplastics for Mechanisms Subjected to Predominant Inertial Load: A Case Study
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Topics: Additive manufacturing, Fibers, Optimization, Stress, Topology
Proceedings Papers

Rapid Fabrication of POM Flexure Hinges via a Combined Injection Molding and Stereolithography Approach

Marcello Valori, Rossella Surace, Vito Basile, Luca Luzi, Rocco Vertechy, Irene Fassi
Proc. ASME. IDETC-CIE2020, Volume 1: 14th International Conference on Micro- and Nanosystems (MNS), V001T01A019, August 17–19, 2020
Publisher: American Society of Mechanical Engineers
Paper No: DETC2020-22476
https://doi.org/10.1115/DETC2020-22476
View Paper titled, Rapid Fabrication of POM Flexure Hinges via a Combined Injection Molding and Stereolithography Approach
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Topics: Bending (Stress), Hinges, Injection molding, Manufacturing, Stereolithography
Proceedings Papers

On the Lifetime Performance of a Styrenic Rubber Membrane for Dielectric Elastomer Transducers

Chen Yi, Lorenzo Agostini, Marco Fontana, Giacomo Moretti, Rocco Vertechy
Proc. ASME. SMASIS2018, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation, and Control of Adaptive Systems; Integrated System Design and Implementation, V001T03A028, September 10–12, 2018
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2018-8143
https://doi.org/10.1115/SMASIS2018-8143
View Paper titled, On the Lifetime Performance of a Styrenic Rubber Membrane for Dielectric Elastomer Transducers
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Topics: Elastomers, Membranes, Rubber, Transducers, Capacitance, Natural rubber, Reliability, Silicones, Stress
Proceedings Papers

Field Experiments on Dielectric Elastomer Generators Integrated on a U-OWC Wave Energy Converter

Felice Arena, Luca Daniele, Vincenzo Fiamma, Marco Fontana, Giovanni Malara, Giacomo Moretti, Alessandra Romolo, Gastone Pietro Rosati Papini, Andrea Scialò, Rocco Vertechy
Proc. ASME. OMAE2018, Volume 10: Ocean Renewable Energy, V010T09A028, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-77830
https://doi.org/10.1115/OMAE2018-77830
View Paper titled, Field Experiments on Dielectric Elastomer Generators Integrated on a U-OWC Wave Energy Converter
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Topics: Elastomers, Generators, Wave energy converters, Seas, Dynamic response, Water, Ocean engineering, Oscillations, Relief valves, Safety
Proceedings Papers

Analysis and Design of an Oscillating Water Column Wave Energy Converter With Dielectric Elastomer Power Take-Off

Giacomo Moretti, Gastone Pietro Papini Rosati, Marco Alves, Manuel Grases, Rocco Vertechy, Marco Fontana
Proc. ASME. OMAE2015, Volume 9: Ocean Renewable Energy, V009T09A023, May 31–June 5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2015-42103
https://doi.org/10.1115/OMAE2015-42103
View Paper titled, Analysis and Design of an Oscillating Water Column Wave Energy Converter With Dielectric Elastomer Power Take-Off
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Topics: Design, Elastomers, Water, Wave energy converters, Diaphragms (Mechanical devices), Diaphragms (Structural), Generators, Stiffness, Waves, Capacitance
Journal Articles

Reduced Model and Application of Inflating Circular Diaphragm Dielectric Elastomer Generators for Wave Energy Harvesting

Rocco Vertechy, Gastone Pietro Papini Rosati, Marco Fontana
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. February 2015, 137(1): 011004.
Paper No: VIB-14-1135
https://doi.org/10.1115/1.4028508
Published Online: February 1, 2015
View Article titled, Reduced Model and Application of Inflating Circular Diaphragm Dielectric Elastomer Generators for Wave Energy Harvesting
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Topics: Deformation, Density, Diaphragms (Mechanical devices), Diaphragms (Structural), Elastomers, Generators, Kinematics, Pressure, Seas, Simulation
Proceedings Papers

Modeling of a Heaving Buoy Wave Energy Converter With Stacked Dielectric Elastomer Generator

Giacomo Moretti, Marco Fontana, Rocco Vertechy
Proc. ASME. SMASIS2014, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring; Keynote Presentation, V001T03A020, September 8–10, 2014
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2014-7565
https://doi.org/10.1115/SMASIS2014-7565
View Paper titled, Modeling of a Heaving Buoy Wave Energy Converter With Stacked Dielectric Elastomer Generator
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Topics: Buoys, Elastomers, Generators, Modeling, Wave energy converters, Waves, Architecture, Climate, Design, Dimensions
Proceedings Papers

Experimental Characterization of a Circular Diaphragm Dielectric Elastomer Generator

Michele Righi, Rocco Vertechy, Marco Fontana
Proc. ASME. SMASIS2014, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring; Keynote Presentation, V001T03A013, September 8–10, 2014
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2014-7481
https://doi.org/10.1115/SMASIS2014-7481
View Paper titled, Experimental Characterization of a Circular Diaphragm Dielectric Elastomer Generator
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Topics: Diaphragms (Mechanical devices), Diaphragms (Structural), Elastomers, Experimental characterization, Generators, Carbon, Dynamic response, Electrodes, Membranes, Transducers
Proceedings Papers

An Experimental Assessment of the Thermo-Elastic Response in Acrylic Elastomers and Natural Rubbers for Application on Electroactive Polymer Transducers

Giovanni Berselli, Rocco Vertechy, Marco Fontana, Marcello Pellicciari
Proc. ASME. SMASIS2014, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring; Keynote Presentation, V001T03A027, September 8–10, 2014
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2014-7604
https://doi.org/10.1115/SMASIS2014-7604
View Paper titled, An Experimental Assessment of the Thermo-Elastic Response in Acrylic Elastomers and Natural Rubbers for Application on Electroactive Polymer Transducers
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Topics: Conducting polymers, Elastomers, Natural rubber, Thermoelasticity, Transducers, Databases, Temperature, Active materials, Actuators, Dielectric materials
Proceedings Papers

Modeling of an Oscillating Wave Surge Converter With Dielectric Elastomer Power Take-Off

Giacomo Moretti, David Forehand, Rocco Vertechy, Marco Fontana, David Ingram
Proc. ASME. OMAE2014, Volume 9A: Ocean Renewable Energy, V09AT09A034, June 8–13, 2014
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2014-23559
https://doi.org/10.1115/OMAE2014-23559
View Paper titled, Modeling of an Oscillating Wave Surge Converter With Dielectric Elastomer Power Take-Off
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Topics: Elastomers, Modeling, Surges, Waves, Capacitors, Climate, Design, Generators, Hydrodynamics, Membranes
Proceedings Papers

Erratum: “Modeling of an Oscillating Wave Surge Converter With Dielectric Elastomer Power Take-Off” [ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering, Volume 9A: Ocean Renewable Energy, San Francisco, California, USA, June 8–13, 2014, Conference Sponsors: Ocean, Offshore and Arctic Engineering Division, ISBN: 978-0-7918-4553-0, Copyright © 2014 by ASME. Paper No. OMAE2014-23559, pp. V09AT09A034; 10 pages; doi:10.1115/OMAE2014-23559]

Giacomo Moretti, David Forehand, Rocco Vertechy, Marco Fontana, David Ingram
Proc. ASME. OMAE2014, Volume 9A: Ocean Renewable Energy, V09AT09A034e, June 8–13, 2014
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2014-23559e
https://doi.org/10.1115/OMAE2014-23559e
View Paper titled, Erratum: “Modeling of an Oscillating Wave Surge Converter With Dielectric Elastomer Power Take-Off” [ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering, Volume 9A: Ocean Renewable Energy, San Francisco, California, USA, June 8–13, 2014, Conference Sponsors: Ocean, Offshore and Arctic Engineering Division, ISBN: 978-0-7918-4553-0, Copyright © 2014 by ASME. Paper No. OMAE2014-23559, pp. V09AT09A034; 10 pages; doi:10.1115/OMAE2014-23559]
Open the PDF for Erratum: “Modeling of an Oscillating Wave Surge Converter With Dielectric Elastomer Power Take-Off” [ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering, Volume 9A: Ocean Renewable Energy, San Francisco, California, USA, June 8–13, 2014, Conference Sponsors: Ocean, Offshore and Arctic Engineering Division, ISBN: 978-0-7918-4553-0, Copyright © 2014 by ASME. Paper No. OMAE2014-23559, pp. V09AT09A034; 10 pages; doi:10.1115/OMAE2014-23559] in another window
Topics: Arctic engineering, Elastomers, Modeling, Ocean energy, Ocean engineering, Oceans, Surges, Waves, Errors
Proceedings Papers

Dynamic Model of Dielectric Elastomer Diaphragm Generators for Oscillating Water Column Wave Energy Converters

Gastone Pietro Rosati Papini, Rocco Vertechy, Marco Fontana
Proc. ASME. SMASIS2013, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Integrated System Design and Implementation, V001T03A038, September 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2013-3255
https://doi.org/10.1115/SMASIS2013-3255
View Paper titled, Dynamic Model of Dielectric Elastomer Diaphragm Generators for Oscillating Water Column Wave Energy Converters
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Topics: Diaphragms (Mechanical devices), Diaphragms (Structural), Dynamic models, Elastomers, Generators, Water, Wave energy converters, Degrees of freedom, Elasticity, Energy conversion
Proceedings Papers

Modeling and Control of Lozenge-Shaped Dielectric Elastomer Generators

Giacomo Moretti, Marco Fontana, Rocco Vertechy
Proc. ASME. SMASIS2013, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Integrated System Design and Implementation, V001T03A039, September 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2013-3258
https://doi.org/10.1115/SMASIS2013-3258
View Paper titled, Modeling and Control of Lozenge-Shaped Dielectric Elastomer Generators
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Topics: Control modeling, Elastomers, Generators, Capacitance, Energy conversion, Energy harvesting, Membranes, Cycles, Degrees of freedom, Design
Proceedings Papers

An Improved Method for Designing Flexure-Based Nonlinear Springs

Qiaoling Meng, Giovanni Berselli, Rocco Vertechy, Vincenzo Parenti Castelli
Proc. ASME. IDETC-CIE2012, Volume 4: 36th Mechanisms and Robotics Conference, Parts A and B, 211-219, August 12–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DETC2012-70367
https://doi.org/10.1115/DETC2012-70367
View Paper titled, An Improved Method for Designing Flexure-Based Nonlinear Springs
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Topics: Bending (Stress), Design, Springs, Hinges, Deflection, Finite element analysis, Modeling, Stress, Approximation, Compliant mechanisms
Proceedings Papers

Implementation of a Variable Stiffness Actuator Based on Dielectric Elastomers: A Feasibility Study

Giovanni Berselli, Rocco Vertechy, Mitja Babič, Vincenzo Parenti Castelli
Proc. ASME. SMASIS2012, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring, 497-506, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-8144
https://doi.org/10.1115/SMASIS2012-8144
View Paper titled, Implementation of a Variable Stiffness Actuator Based on Dielectric Elastomers: A Feasibility Study
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Topics: Actuators, Elastomers, Stiffness, Sensors, Accounting, Control algorithms, Control equipment, Deformation, Design, Force sensors
Proceedings Papers

Modelling and Experimental Validation of Buckling Dielectric Elastomer Actuators

Rocco Vertechy, Antonio Frisoli, Massimo Bergamasco, Federico Carpi, Gabriele Frediani, Danilo De Rossi
Proc. ASME. SMASIS2011, ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Volume 2, 107-114, September 18–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2011-4992
https://doi.org/10.1115/SMASIS2011-4992
View Paper titled, 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
Journal Articles

Design of a Single-Acting Constant-Force Actuator Based on Dielectric Elastomers

Giovanni Berselli, Rocco Vertechy, Gabriele Vassura, Vincenzo Parenti Castelli
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research Papers
J. Mechanisms Robotics. August 2009, 1(3): 031007.
https://doi.org/10.1115/1.3147182
Published Online: July 14, 2009
View Article titled, Design of a Single-Acting Constant-Force Actuator Based on Dielectric Elastomers
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Topics: Actuators, Design, Elastomers