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 8 of 8 for “"wind energy harvesting"”.
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Wind energy harvesting for bridge health monitoring
… and development, and conclusions about energy harvesting to provide long-term power for bridge health monitoring. The methodology gives structure for acquiring information and parameters to create effective energy harvesters. The methodology is used to create a wind energy harvester to …
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Design and Analysis of a Wind Energy Harvesting Circuit Using Piezoelectric Polymers
… thesis investigates a relatively new method for harvesting wind energy by using flexible piezoelectric polymers with additional sails to increase their ability to harvest wind energy. This paper also introduces a new topology deemed the “stacked buck” that allows for multiple inputs to a system …
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Numerical Study in Wind Energy Extraction from Controlled Limit-Cycle Oscillations in Modified Glauert Airfoil
<p>Typically, wind energy harvesting technology employs wind turbines. Towards the goal of meeting increasing energy needs with renewable energy sources a novel wind energy harvesting scheme is considered, utilizing a modified Glauert (MG) airfoil experiencing aeroelastic limit cycle oscillation …
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A Theoretical and Numerical Study of Turbulent Wind-Wave Interaction
A deep understanding of turbulent wind-wave interactions is critical for many applications, such as weather modeling in the marine environment, navigation safety of marine vehicles, and offshore wind energy harvesting. The present understanding of the fundamental flow dynamics underlying wind-wave …
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Experimental and simulation study on the aerodynamic performance of a counter rotating vertical axis wind turbine
… few decades as among the reliable devices for wind energy conversion techniques, for their relatively simple structure and aerodynamic performance. In the present work, development and aerodynamic performance predictions of a unique contra-rotating VAWT have been studied through experimental …
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An integrated generator-rectifier system for high-power AC-DC conversion
… plays an increasingly important role in energy conversion systems, such as wind turbines or electric ship grids. Conventional conversion architectures rely heavily on active rectifiers, which consist of fully-controlled power-electronics switches. These make the system bulky, lossy, and …
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Mechanical Energy Harvesting for Powering Distributed Sensors and Recharging Storage Systems
Vibration energy harvesting has been widely investigated by academia and industry in the past decade with focus on developing distributed power sources. One of the prime goals of energy harvesters is to provide power to wireless sensors allowing for the placement of these sensors in the remote and …
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Aerodynamic Enhancement and Reduced Order Modeling of Vertical Axis Wind Turbines
Vertical-axis wind turbines (VAWTs) are recognized as a viable solution for wind energy harvesting. This study discusses VAWT performance in different aspects. First, using computational fluid dynamics (CFD) simulations, the impact of various deflector angles as an auxiliary augmentation on turbine …