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Keywords: piezoelectric
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Proceedings Papers

Proc. ASME. SMASIS2022, ASME 2022 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T05A007, September 12–14, 2022
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2022-91069
...Proceedings of the ASME 2022 Conference on Smart Materials, Adaptive Structures and Intelligent Systems SMASIS2022 September 12-14, 2022, Dearborn, MI SMASIS2022-91069 FLEXIBLE PIEZOELECTRIC WAVE-BASED SENSOR: NUMERICAL ANALYSIS AND VALIDATION Rishikesh Srinivasaraghavan Govindarajan, Foram Madiyar...
Proceedings Papers

Proc. ASME. SMASIS2022, ASME 2022 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T06A005, September 12–14, 2022
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2022-91020
... improvement to the system is to relocate the piezoelectric sensor to the cement interface. A proposed method to implement these improvements is to develop a specialized sensing system with the specific application of joint replacements in mind, and more specifically, a sensing system in which the bone cement...
Proceedings Papers

Proc. ASME. SMASIS2022, ASME 2022 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T04A012, September 12–14, 2022
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2022-91015
... Abstract The concept of a new piezoelectric actuator design is the focus of an ongoing smart structures research at DLR. It envisages actuator geometries, that have their template in nature and are aimed at optimally transfering their mechanical power to the structure in which...
Proceedings Papers

Proc. ASME. SMASIS2021, ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T04A007, September 14–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2021-68209
... Abstract Piezoelectric energy harvesting from vibrating structures under nonlinear oscillations has been proved quite promising, with a large amount of scientific works focusing on the maximum energy harvested. However, the detailed dynamic response of an electromechanical coupled nonlinear...
Proceedings Papers

Proc. ASME. SMASIS2021, ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T04A008, September 14–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2021-68286
... Abstract In this paper, we design and experimentally validate an auxetic nonlinear piezoelectric energy harvester. This harvester combines a clamp-clamp beam and auxetic structures, which can improve the efficiency and bandwidth of the energy harvesting based on a pure mechanical structure...
Proceedings Papers

Proc. ASME. SMASIS2021, ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T04A005, September 14–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2021-67928
... Abstract The piezoelectric vibration energy harvester can collect energy from the ambient vibration. The vibrations from the environment are usually random and also from various directions. The current energy harvester cannot efficiently collect the energy from vibration and also the energy...
Proceedings Papers

Proc. ASME. SMASIS2021, ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T05A014, September 14–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2021-68211
... vibration control capabilities and requires minimal structural interference. The SATMD consists of a piezoelectric device, connected to an external Resistive-Inductive electrical circuit, and a small auxiliary mass. Simulations and testing of this damper have shown high sensitivity of its performance to: (1...
Proceedings Papers

Proc. ASME. SMASIS2020, ASME 2020 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T03A006, September 15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2020-2292
..., and a full exploration of the adaptive characteristics of the topological electromechanical metamaterial has yet to be undertaken. To advance the state of the art, this study investigates the ability to enhance the range of operating frequencies for topological wave transmission in a piezoelectric...
Proceedings Papers

Proc. ASME. SMASIS2020, ASME 2020 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T07A006, September 15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2020-2446
... of a low-cost piezoelectric cantilever and a pair of magnets, is used to induce a plucking excitation and power generation under a transient and one-way movement. An energy management circuit, which is composed of a self-powered synchronized switch harvesting on inductor (SP-SSHI) interface circuit...
Proceedings Papers

Proc. ASME. SMASIS2019, ASME 2019 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T03A010, September 9–11, 2019
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2019-5627
... in composite material is discussed and the simulations results coming from finite element analyses in frequency and time domains are presented. de-icing composite piezoelectric leading edge impedance actuator ULTRASONIC DE-ICING SYSTEM FOR LEADING EDGE IN COMPOSITE MATERIAL Leandro Maio1...
Proceedings Papers

Proc. ASME. SMASIS2019, ASME 2019 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T05A003, September 9–11, 2019
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2019-5556
...: Structural health monitoring, electromechanical impedance, piezoelectric, high frequency 1 Contact author: [email protected] 1. INTRODUCTION Structural health monitoring (SHM) is a field with applications for constructed objects in static and dynamic environments. Detecting and observing changes...
Proceedings Papers

Proc. ASME. SMASIS2013, Volume 2: Mechanics and Behavior of Active Materials; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting, V002T07A004, September 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2013-3063
... deployments these systems need to generate power in-situ. In this work, we explore a device that was recently deployed to test the concept of vibrational piezoelectric energy harvesting on flying birds. We explain the development of the device and introduce test results conducted on flying pigeons (Columba...
Proceedings Papers

Proc. ASME. SMASIS2012, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring, 723-729, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-8023
... at frequencies of up to 2MHz, an achievement that represents an important step toward develop- ing a more robust and versatile approach to Acousto-Ultrasonic SHM. Keywords: SHM, Piezoelectric, Optical Fibre, Fibre Bragg Gratings, Acousto-Ultrasonics, Lamb waves. Address all correspondence to this author...
Proceedings Papers

Proc. ASME. SMASIS2012, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring, 731-737, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-8024
... in a piezoelectric sensor. This approach may be combined with the well-documented capability of piezoelectric material to measure dynamic-strain, and may hence allow piezoelectric transducers to be used as low-power, single-solution strain sensors. DSTO has experimentally confirmed that the electrical impedance...
Proceedings Papers

Proc. ASME. SMASIS2012, Volume 2: Mechanics and Behavior of Active Materials; Integrated System Design and Implementation; Bio-Inspired Materials and Systems; Energy Harvesting, 819-828, September 19–21, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2012-8071
... Vibrational energy harvesting has been the subject of significant recent research, and has even begun commercial deployment. Despite the research community’s understanding of the fundamental mechanics of piezoelectric systems under base excitation, proper design methods and guidelines...
Proceedings Papers

Proc. ASME. SMASIS2011, ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Volume 2, 189-198, September 18–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2011-5030
.... Excitations of this nature are common in the environment due to inherent nonlinearities in the dynamics of the excitation source. Normally, two separate energy harvesters are needed to extract the energy at each frequency; however, this paper discusses a single cantilevered piezoelectric vibratory energy...
Proceedings Papers

Proc. ASME. SMASIS2011, ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Volume 1, 675-684, September 18–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2011-5217
... elastomers liquid crystal elastomers piezoelectric shape memory alloy PVDF thermoelectrics ER/MR fluids database material selection tool Visual Basic 1 Copyright © 2011 by ASME ADVANCED DEVELOPMENT OF A SMART MATERIAL DESIGN, MODELING, AND SELECTION TOOL Jung-Kyu Park Department of Mechanical...
Proceedings Papers

Proc. ASME. SMASIS2009, Volume 2: Multifunctional Materials; Enabling Technologies and Integrated System Design; Structural Health Monitoring/NDE; Bio-Inspired Smart Materials and Structures, 443-450, September 21–23, 2009
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2009-1479
... presented in this paper focuses on harvesting wind energy that is being transferred to a galloping beam. The beam has a rigid tip body with a D shaped cross section. Piezoelectric sheets are bonded on the top and bottom surface of beam. During galloping, vibrational motion is input to the system due...