... Abstract Triboelectric nanogenerators (TENGs) are cutting-edge energy harvesting devices to convert abundant mechanical energy sources into electrical power. High-throughput manufacturing of triboelectric surfaces with improved performance and reliability is the key for the large-scale...

...Proceedings of the ASME 2024 International Mechanical Engineering Congress and Exposition IMECE2024 November 17-21, 2024, Portland, Oregon IMECE2024-143235 THERMAL ENERGY HARVESTING OF TREE TRUNK FOR LOW-WATTAGE ELECTRONIC APPLICATIONS USING MODULAR DESIGN OF THERMOELECTRIC GENERATORS James Le1...

... Abstract Small-scale energy harvesting technologies, particularly piezoelectric transducers, offer promising avenues for generating power from environmental sources. However, current research is mainly centered on optimizing piezoelectric materials and deformation mechanisms, neglecting...

... Abstract Piezoelectric energy harvesting has been extensively investigated to provide a sustainable power supply for small-scale devices. Though significant progress has been made in the past two decades, accurate modeling of piezoelectric energy harvesters (PEHs) still remains difficult...

... the dispersion curve, and an in-house MATLAB code is developed to estimate the density of states at a series of eigen-frequencies. To illustrate the broad-band resonances and the energy harvesting at these frequencies, the dispersion relation, and corresponding DOS are used as a predictive tool. While local...

... Abstract This paper presents design, modeling, and simulation considerations for an underwater glider. The design section covers strategies for buoyancy control, packaging of electronics, and placement and integration of energy harvesting systems. The modeling efforts covers the glider dynamics...

...Proceedings of the ASME 2023 International Mechanical Engineering Congress and Exposition IMECE2023 October 29-November 2, 2023, New Orleans, Louisiana IMECE2023-112805 ENERGY HARVESTING BY VORTEX-INDUCED VIBRATIONS OF STRUCTURES WITH DIFFERENT CROSS-SECTIONS Ussama Ali1,2, Md Islam1, Isam...

... Abstract Piezoelectric vibration isolation and energy harvesting applications has been studied extensively. Nonlinear approaches may provide better performance over a broader frequency range. Nonlinearity can be introduced in the mechanical domain or electrical domain actively or passively...

... Abstract This conference paper presents a stretchable piezoelectric power generator device for energy harvesting. The power generator was fabricated from zinc oxide (ZnO) piezoelectric thin film, gold (Au) electrodes for power harvesting and polymer material as substrate. The microfabricated...

... Abstract Vibrational energy harvesters have significant potential to replace batteries to create self-sustaining systems able to harvest energy from the ambient environment. However, currently high Q-factor or low bandwidth is a major challenge that needs to be resolved, as typical linear MEMS...

... Abstract Energy harvesting from vibration sources was a very promising field of research throughout the last few decades among the engineers and scientist as considering the necessity of renewable/green energy for the welfare of mankind. Unused vibration energy exists in the surrounding...

... that may undergo combined in-line and cross- ow vortex-induced vibrations . This model will be used to develop future control models to improve VIV-based energy harvesting systems. Previously, a dynamic model of appropriate complexity was created in order to approximate time dependent lift and drag forces...

... that the autonomous vehicle control system has access to the tire information at any conditions. Energy harvesters are proven to be applicable for tire waste strain energy harvesting to provide power for small on-board electronics. In this paper a strain-based energy harvester with the use of piezoelectric material...

... of interference bluff body’s properties such as the size and distance from fix oscillating body on the performance of energy harvesting system. To compare the frequency of oscillating beam and its natural frequency, a numerical simulation based on Finite Element Method was performed to obtain the natural...

... Abstract In previously presented work the authors provided a systematic approach for implementing sustainable energy harvesting projects on Mars. The proposed methodology serves to lay the infrastructure for future In-Situ Resource Utilization (ISRU) on the Martian planet. In this new...

... Abstract This paper presents a creative energy harvesting system using a bimorph piezoelectric cantilever-beam to power wireless sensors in an IoT network for the Sunshine Skyway Bridge. The bimorph piezoelectric energy harvester (BPEH) comprises a cantilever beam as a substrate sandwiched...

... research provides a systematic approach for future energy harvesting projects on Mars. Moreover, it evaluates different potential wind turbine design concepts applicable for the Martian ISRU. The results of this research lay the foundation for future energy utilization necessary for habitation to thrive...

... a rotating vibration of 0.5 Hz was applied to confirm the effectivity of the mechanism. The spin speed increased from 35.6 rpm to 225 rpm due to the precession torque. Designed generator is expected to output power of 3 W from this result. Keywords: Gyroscope, Wave energy converter, Energy harvesting, Ocean...

... Abstract This article introduces an enhanced magnetic spring based energy harvester design suitable for harvesting kinetic energy from vibrations that are characterized by low acceleration levels. The presented design consists of a levitated magnet, an FR4 spring-guided magnet and coils...

... Abstract In order to realize a small-sized energy harvester with high output, this study prototypes a small motor-driven gyroscopic power generator. Supplying energy to sensors and devices is the biggest problem for Internet of Things (IoT) systems. One solution is gyroscopic power generators...