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 22 for “"Optimal sizing"”.
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Optimal Sizing and Control of Hybrid Rocket Vehicles
… oxidizer to fuel ratio in order to perform an optimal sizing of the rocket.</p>
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Optimal sizing of hybrid renewable energy systems for rural electrification
… feasibility assessment and recommendations of sizing of hybrid renewable energy systems in rural areas in South Africa. This involves the development of a tool which would analyse information input about the climate of the area and the load demand.
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Optimal Sizing of Power Generation Systems Based on Multi Criteria Decision Making (MCDM)
… and solar radiation intermittency, the optimal balance between these two energy sources requires particular attention to achieve a good engineering solution. This thesis deals with the optimal sharing and sizing of PV-WT by adopting different Multi Criteria Decision Making (MCDM) …
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Optimal sizing of solar and battery assets in decentralized micro-grids with demand-side management
… can still be cost-prohibitive mainly due over-sizing of generation assets corresponding with a lack of ability to actively manage electricity demand. The main contribution shared is the methodology and optimization approach of least-cost combinations of generation asset sizes, in solar panels …
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Optimal sizing and placement of independent power producers on MV, HV and EHV networks for minimum power line losses using neural networks
… power factor. The 66kV ANN model recommends an optimal IPP size of 12MW operating at 0.975 (lagging) power factor, located 14.04km from the sending end substation using an ACSR Kingbird conductor. The 66kV ANN model also returns a total line loss value of 0.0193MW, while the true loss value is …
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Optimal sizing and placement of independent power producers on MV, HV and EHV networks for minimum power line losses using neural networks
… power factor. The 66kV ANN model recommends an optimal IPP size of 12MW operating at 0.975 (lagging) power factor, located 14.04km from the sending end substation using an ACSR Kingbird conductor. The 66kV ANN model also returns a total line loss value of 0.0193MW, while the true loss value is …
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Optimal operation an sizing of a combined heat and power system integrated with demand side response in a smart energy hub
… aims to investigate the efficient operation and optimal sizing problems of CHP to guide optimal operations of a smart energy hub (S.E. Hub).
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Analysis and optimal design of pressurized, imperfect, anisotropic ring-stiffened cylinders
… algorithm to perform the structural analysis and optimal sizing of buckling resistant, imperfect, anisotropic ring-stiffened cylinders subjected to axial compression, torsion, and internal pressure is presented. The structure is modeled as a branched shell. A nonlinear axisymmetric prebuckling …
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Application of Energy Storage in Power Systems
… total operation cost. Also, an analysis on optimal sizing of energy storage system with fixed investment cost is provided.</p>
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Computational design and optimization of infrastructure policy in water and agriculture
… infrastructure investment options and finding optimal sizing parameters to achieve a certain objective. First, we explore the usability of Monti Carlo simulations to project future water demand in Saudi Arabia and then, we use the outcome as an input to a Mixed Integer Linear Program (MILP) …
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Design of a biologically-inspired underwater burrowing robot with on-board actuation
… sizes for other applications, and describe optimal sizing and power needs for various size subsea burrowing systems. RoboClam 2 is a proof of concept iteration of a digging mechanism that utilizes localized fluidization. It will be used for testing digging parameters in a laboratory setting …
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Multi-purpose applications of energy storage systems in a power system network
… an electricity grid. A novel methodology for the optimal sizing of a BESS for the multiple functions of providing support for the frequency nadir (during contingency events), reduction of real power losses, and mitigation of voltage deviations using the deep sleep optimizer (DSO) algorithm was …
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Resources, Economics and Technology Feasibility of Hybrid Offshore Energy Farm
… challenges, including complex system dynamics, optimal justifications (such as technology and location selection), grid integration and energy reliability and dispatchability. Although the concept of integrating offshore wind and wave energy systems has been proposed and studied over the past …
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Smart management strategies of utility-scale energy storage systems in power networks
… to many of these issues, misplacement or non-optimal sizing of these systems can adversely affect network performance. This present research has revealed some novel working strategies for optimal allocation and sizing of utility-scale ESSs to address some important issues of power networks at …
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On Battery Energy Storage Systems as Transmission Assets in Modern Power Grids
… for grid-scale applications. Then, an optimal market participation model is developed for a BESS that participates in multiple market segments. The proposed model enables the BESS to split it available capacity between multiple products and to be able to arbitrage its available energy …
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Health conscious energy management strategies for fuel cell/battery hybrid vehicles
… strategies(offline and real-time) and system sizing were explored in this study to reduce the degradation of fuel cell stacks and batteries to improve their lifetime. ☐ A detailed model of the polarization curve of a fuel cell stack is presented. The time- evolving polarization curve indicates …
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Role of Hydrogen in Industrial Decarbonization: A Case for Ammonia Industry in the United States
… framework that treats as variables the relative sizing of various units (e.g. electrolyzer, Air Separation Unit, renewables capacity), including deployment of alternative forms of on-site storage (battery energy storage, gaseous 𝐻2 and liquid 𝑁2). The overall mixed-integer linear programming …
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Seismic design of energy dissipation systems for optimal structural perfromance
… However, systematic design procedures for optimal sizing and placement of these protective systems in structural systems are needed and are not yet available. The main objective of this study is, therefore, to formulate a general framework for the optimal design of passive energy …
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Removing Barriers for Effective Deployment of Intermittent Renewable Generation
… method, a stochastic framework is developed for optimal sizing and reliability analysis of a hybrid power system including renewable resources (PV and wind) and energy storage system. The hybrid power system is optimally sized to satisfy the controllable load with a specified reliability level. A …
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