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 25 for “"Wind Generator"”.
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Design of a Vernier Permanent Magnet Wind Generator
… of renewable energy solutions, in particular wind energy systems, has resulted in a greater demand for low-speed direct-drive machines. The Vernier machine has inherent properties such as high torque density, sinusoidal induced voltages and low torque ripple which makes it suitable for …
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Critical Evaluation of DC-Grid and Strong Grid-Forming Wind Generator Systems
… to grid stability and material sustainability in wind power systems. This research addresses two critical issues: the declining grid strength due to inverter-based resource integration, and the dependency on rare-earth permanent magnets in wind generators. The research proposes and evaluates …
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Contributions to permanent magnet wind generator design including the application of soft magnetic composites
… knowledge toward the design of small PM wind generators, which includes the application of soft magnetic composite (SMC) materials to the desing of these machines. A problem is first addressed of adapting a PM wind generator, intended for high-speed operation with a small 3-bladed wind …
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Design of an axial-flux generator for a small-scale wind electrolysis plant
… of this study is the selection and design of a wind generator to meet electrolyser requirements. These are the hydrogen production rate, the power requirements and the operating temperature. This requires the analysis of the load, sizing and characterizing of an electrolyser and finally, the …
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Economic evaluation of small wind generation ownership under different electricity pricing scenarios
… as their own annual energy bill. Owning a small wind generator under the Critical Peak Pricing (CPP) and Time of Use (TOU) price-based demand response programs could be a viable option. Economic evaluation of owning a small wind generator under the two pricing schemes, namely Critical Peak …
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INTERAREA OSCILLATION DAMPING BY USING A PERMANENT MAGNET SYNCHRONOUS GENERATOR WIND TURBINE
The permanent magnet synchronous generator (PMSG) wind turbine control for damping power system inter-area oscillations is a topic of much interest. However, the PMSG wind turbine controls in the generator and grid sides such as a PMSG speed control or dc voltage control do not have a sufficient …
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The impact of wind generators on a Powe system's transient stability
… carried out on the different types of wind generators and how these would affect the transient stability of a hypothetical power network as presented in this report. Focus was on the transient responses of the conventional synchronous generator’s rotor angle and terminal voltage when …
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Performance measurement of a ten kilowatt horizontal axis wind turbine
… the performance of a 10 kN horizontal axis wind turbine was designed and was employed to test an Electro WVG-120G wind generator. Parameters measured were wind speed, voltage, current, and frequency. Output power and tip speed ratio were calculated from the measured parameters. A system to …
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Managing Financial Risks for Wind Power Producers in Wholesale Electricity Markets
Wind power plant operators are exposed to financial risk in wholesale electricity markets due to the uncertain nature of wind forecasts, day-ahead electricity prices, and real-time electricity prices. In the event of a shortfall compared to the production forecast, the wind generator may have to …
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Análise do impacto da geração eólica na regulação de frequência de sistemas de energia elétrica
… characterized by the increasing penetration of wind power plants in the energy portfolio of many countries. This work presents aspects related to the participation of wind power plants in the frequency regulation of electric power systems after major disturbances in the grid. By means of …
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Design of a wind-powered cooling system for an apple storage facility
… to determine the problems involved in applying wind-produced electric energy toward the needs of an apple storage facility, and to design an appropriate energy system. Fruit requirements, wind generator characteristics, and energy storage are discussed. Detail design of a cooling system was …
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Design of a permanent magnet generator for a sustainable wind energy capture and storage system
… and experimental validation of the sustainable wind generator. The proposed machine topology for the generator uses permanent magnets (PMs) from discarded hard disk drives (HDDs). The PM configuration inherently produces a non-uniform air gap flux-density distribution and the pole pitches of the …
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Piezoelectric energy harvesting: vortex induced vibrations in plants, soap films, and arrays of cylinders
The goal of this project was to develop a wind generator that utilizes the collective oscillating motion of multiple piezoelectric devices. These devices would be an alternative to rotating turbine designs for low power generation, for use in applications such as remote power generation. A series …
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The effects of energy storage properties and forecast accuracy on mitigating variability in wind power generation
Electricity generation from wind power is increasing worldwide. Wind power can offset traditional fossil fuel generators which is beneficial to the environment. However, wind generation is unpredictable. Wind speeds have minute to minute variability which causes minute to minute generation to …
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Energy management system of a microgrid with distributed generation
… of Combined Heat and Power (CHP) plant, Diesel generator, Natural gas-fired generator, Photovoltaic (PV) generator and Wind generator. The EMS is tested for both grid-connected and islanded modes of operation to demonstrate the effectiveness of the optimization algorithms. In grid connected …
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Economic modeling of intermittency in wind power generation
… to global climate change. Over the past decade wind energy has steadily emerged as a potential source for large-scale, low carbon energy. As wind power generation increases around the world, there is increasing interest in the impacts of adding intermittent power to the electricity grid and the …
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POWER CONDITIONING UNIT FOR SMALL SCALE HYBRID PV-WIND GENERATION SYSTEM
… reduce the cost of manufacturing. Solar and wind energies, among other renewable energy sources, are the most available ones globally. The hybrid photovoltaic (PV) and wind power system has a higher capability to deliver continuous power with reduced energy storage requirements and therefore …
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Energy Management Control for Multimode Microgrid Renewable Integration
… transportation and electric power industry. The wind turbine generator, photovoltaic (PV) and the energy storage unit modeled in this work share a symbiotic relationship even though they are completely separate entities which can be connected at separate locations. This study contributes better …
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The application of advanced signal processing techniques to the condition monitoring of electrical machine drive systems
… inter-tum stator faults in doubly-fed induction generators (DFIG), which are typically used in wind generator applications. The decision to analyze the system is based on their popularity in utility wind generator applications and because these generators can operate in both synchronous and …
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The application of advanced signal processing techniques to the condition monitoring of electrical machine drive systems
… inter-tum stator faults in doubly-fed induction generators (DFIG), which are typically used in wind generator applications. The decision to analyze the system is based on their popularity in utility wind generator applications and because these generators can operate in both synchronous and …
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