Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 205 for “"Harvester"”.
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Asco Harvester ehf. : könnun á rekstrargrundvelli Asco Harvester ehf.
… af stað. Könnun þessi á rekstrargrundvelli Asco Harvester ehf. er gerð til að varpa ljósi á framtíðarmöguleika fyrirtækisins. Við vinnslu verkefnisins voru gerðar greiningar á ytra og innra umhverfi fyrirtækisins ásamt því að skoða fjárhag til næstu fimm ára. Niðurstöður gefa til kynna að …
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Ultra wide-bandwidth micro energy harvester
… resonating thin film PZT MEMS energy harvester has been designed, modeled, fabricated and tested. It harvests energy from parasitic ambient vibration at a wide range of amplitude and frequency via piezoelectric effect. At the present time, the designs of most piezoelectric energy …
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Oscillating Energy Harvester for UUV Applications
… and optimization of a novel oscillating energy harvester for use in a Bluefin-21 UUV. Real-world vessel acceleration data was used to optimize the harvester for four different potential energy profile configurations: free-floating, linear monostable, nonlinear monostable, and bistable. Active …
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A MEMS magnetic-based vibrational energy harvester
… and testing of a MEMS vibration energy harvester that is to operate at low frequency to power machine health monitoring. The energy harvester converts external vibration into electricity via the Lorentz-force by allowing a permanent magnet, which acts as an inertial mass, to oscillate …
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Backpack Energy Harvester with Human Walking Model
… and fabricate an innovative backpack energy harvester for human walking. To model human walking with backpack energy harvester, a simple dual-mass model has been developed and studied first. Dual-mass model for three types of distinct harvesters were investigated, pure damping, traditional …
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Electromagnetic energy harvester and self-powered embedded system
… embedded system with an integrated energy harvester for electromechanical diagnosis. This non-intrusive energy harvester is designed to extract energy from magnetic fields around a power line of a load, in the manner of a current transformer. In contrast to the conventional usage of …
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Designing and Optimizing Magnetohydrodynamic Induction Marine Energy Harvester
… feasibility of an MHD Inductive Marine Energy Harvester, optimizing its design for undersea naval applications to enhance energy efficiency and reduce carbon emissions with minimized construction costs. A theoretical 2D model was developed based on Maxwell’s equations and Fourier analysis to …
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Core Material Evaluation for Magnetic Energy Harvester Applications
Current transformer magnetic energy harvesters (CTMEHs) harvest magnetic energy from an AC current-carrying conductor and convert this energy into usable electrical energy for use by various low-power devices, such as sensors and microcontrollers. The amount of power harvested by CTMEHs is …
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Development of a whole-stalk sweet sorghum harvester
… as an ethanol feedstock. A whole-stalk harvester was designed, constructed, and tested during the 1988 harvest season. The harvester captured a row of stalks between two counter rotating gathering belts, cut them at the base with a disk cutter (basecutter), and, at the rear of the …
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Energy Harvester design and prototyping for AIoT industrial application
L'abstract è presente nell'allegato / the abstract is in the attachment
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The combine harvester: defining a new food retail typology
The project developed out of a theoretical inquiry into the use of food as a design tool to facilitate urban regeneration. The need for change arises from the loss of public space due to corporate control over food and food retail taking place in privatised environments. This socio- spatial …
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Optimization of a vibrations based electromagnetic MEMS energy harvester
… and fabrication of an electromagnetic energy harvester on Silicon and MP35N metal alloy. The mechanical harvester is a spring-mass-damper system that converts mechanical energy into electrical energy. This project resulted in the development of an optimized design flow for vibration EM energy …
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Evolution of colony characteristics in the harvester ant genus Pogonomyrmex
Die Gattung Pogonomyrmex ist besonders gut geeignet, um die Evolution der Charakteristika von Ameisenkolonien allgemein zu untersuchen, und insbesondere deren soziogenetische Struktur, da die Biologie für einige ihrer Arten sehr gut bekannt ist, und eine Diversität an Paarungshäufigkeiten und …
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Optimisation and frequency tuning concepts for a vibration energy harvester
… the most energy with the harvesting device, the harvester’s fundamental mode must be excited. However, this is not always possible due to fluctuations in the frequency of the vibration source. By being able to change the natural frequencies of the device, the harvester could be more effective in …
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Asic Design of RF Energy Harvester Using 0.13UM CMOS Technology
… maximum RF power for harvesting and design a harvester for that frequency band.</p>
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Modeling and design of a MEMS piezoelectric vibration energy harvester
… MEMS-scale piezoelectric-based vibration energy harvesters (MPVEH) are presented. The work is motivated by the need for pervasive and limitless power for wireless sensor nodes that have application in structural health monitoring, homeland security, and infrastructure monitoring. A review of …
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Incorporating local harvester knowledge to assess vulnerability in the aquarium trade
The aquarium fishery in Calatagan, Batangas is one of many that participate in the global enterprise. This study looked at the aquarium trade from a ground-scale and personal perspective. A mixed methods approach was used to incorporate both literature and fishers’ knowledge to determine the …
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Design of a fluidic test bed for MEMS piezoelectric energy harvester
This document outlines the basic theory behind generating mathematical models, choosing materials and designing geometries for simulating a 900 mile Alaskan Pipeline. The use of dimensional analysis is useful for simulating the vibration spectrum given off in the pipeline due to turbulent flow of …
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Design, Modelling, and Test of an Electromagnetic Speed Bump Energy Harvester
Speed bump energy harvester, which aims to harvest energy from the passing by vehicles by absorbing their kinetic and potential energy, is designed, fabricated, simulated, and tested in this research. The proposed design is analyzed with a theoretical modelling which has then been validated with a …
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