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 21 for “"Layout Optimization"”.
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Formulations and methods for wind farm layout optimization
… with as many as a hundred wind turbines. The layout of turbines in the wind farm has important implications regarding maintenance costs, electrical infrastructure costs, and most importantly, wind farm power generation. The wind farm layout optimization problem seeks to find the optimal layout …
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Shear wall layout optimization for conceptual design of tall buildings
… and serviceability, conformity to architectural layout. This design process can be slow and inefficient, requiring a trial-and-error approach that is unlikely to lead to the best solution. The work presented in this thesis intends to accelerate the process with an optimization system involving a …
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Shear Wall Layout Optimization in Coordination with Architectural Floor Plans
… trying to position shear walls in their floor layouts. Optimizing the lateral system of a tall building is critical, as its material usage increases exponentially with height. Currently, the shear wall design process is inefficient and very cyclical. As a shear wall layout’s structural behavior …
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Improving pallet control in mass consumption companies: a proposal for layout optimization
… with the objective of carrying out an adequate layout design and the implementation of a barcode for a correct management and tracking of the pallets. The research will be carried out in distribution center D, reducing the percentage of lost pallets by 18% and showing a savings of 32% in the …
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Shear wall layout optimization of dynamically loaded three-dimensional tall building structures
Deciding on the appropriate layout of shear walls and the thickness of each member is an iterative process that is time consuming and often leads to suboptimal results. Every time the stiffness of the building is modified, the structural designer must ensure deflection and inter-story drift limits …
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A cost quality model for CMOS IC design
… engineering-based design methodology for layout optimization. The proposed method for layout optimization is iterative, and layout changes in each design iteration are made based on the principles of physical design for testability (P-DFT). P-DFT modifies a design such that the circuit has …
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Application of layout and topology optimization using pattern gradation for the conceptual design of buildings
… gradation and repetition, in the context of layout optimization. By placing constraints on the design domain in terms of number and size of repeating patterns along any direction, the conceptual design for buildings is facilitated. To substantiate the potential future applications of this …
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Design of miniaturized radio-frequency DC-DC power converters
… We show that through a combination of layout optimization and safe operating area (SOA) extension integrated devices can achieve near-parity performance to their purpose-built RF discrete cousins over the desired operating regime. A layout optimization method demonstrating a 2x …
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Optimization of central receiver concentrated solar thermal : site selection, heliostat layout & canting
… central receiver solar thermal plants and (ii) optimization of heliostat field layouts for any terrain. Additionally, optimization of heliostat canting, is presented as an application of the heliostat layout optimization model. Using the site selection model, suitable sites are located based on …
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Operations management model for automotive service workshops in Peru: service level improvement through lean manufacturing and SLP
… have explored Lean methodologies and Systematic Layout Planning (SLP) in large-scale industries, leaving a gap in the adaptation of these tools for smaller automotive workshops. The discrepancies above are sought to be solved through the formulation and verification of an integrated operations …
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An implementation of the ground structure method considering buckling and nodal instabilities
… is used to find an optimal solution for the layout optimization problem. The problem domain is discretized with a union of highly connected members, which is called a ground structure. The objective typically is to minimize the total volume of material while satisfying nodal equilibrium …
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Will they buy?
… acquire a critical component in a store layout optimization framework.
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Conceptual Design of Wind Farms Through Novel Multi-Objective Swarm Optimization
… the quantitative role of land usage in wind farm layout optimization (WFLO); and (III) makes novel advancements on mixed-discrete particle swarm optimization algorithm through a multi-domain diversity preservation concept, to solve complex multi-objective optimization (MOO) problems.</p> <p>A …
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Characterization and Modeling of High-Switching-Speed Behavior of SiC Active Devices
… switching circuits on device selection and layout optimization.
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Design of low-voltage, high-bandwidth radio frequency power converters
… where through a combination of device layout optimization for cascode structures and integrated gate drive designs on a 0.35-um CMOS process, converter performance (i.e., loss and bandwidth) can be significantly improved in the VHF regime. In this thesis a dc-dc converter topology is …
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Wind plant annual energy production maximisation and efficiency improvement with considerations for thrust and turbulence intensity
… Current WPP optimisation studies employ layout optimization, turbine-level control, and plant-wide set-point optimisation to maximise WP power and/or minimise turbine loads, with a majority favouring layout optimisation over regular layouts. Layout optimisation, however, does not …
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Performance variations due to layout-dependent stress in VLSI circuits
Layout-dependent stress is a significant source of variability in advanced VLSI technologies that impacts circuit performance. Mechanical stress affects transistor electrical parameters mobility and threshold voltage due to piezoresistivity and stress-induced band deformation, respectively. …
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DESIGN, SIMULATION AND OPTIMIZATION OF HIGH Q RF SPIRAL INDUCTORS ON SILICON CHIPS
… find many methods to improve the Q factor, the optimization of the spiral inductors is a never end job, and there is a continually great incentive to design, optimize, and model spiral inductors fabricated on Si substrates. Our project firstly researches on the design and optimization of the …
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Optimization of Wind Turbine Airfoils/Blades and Wind Farm Layouts
<p>Shape optimization is widely used in the design of wind turbine blades. In this dissertation, a numerical optimization method called Genetic Algorithm (GA) is applied to address the shape optimization of wind turbine airfoils and blades. In recent years, the airfoil sections with blunt trailing …
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Efficient Parallelization of 2D Ising Spin Systems
… a guiding equation was derived for choosing data layouts (blocked vs. stripped) for sweep spin selection. In regards to random spin selection, we were able to develop parallel algorithms with efficient communication schemes. We analyzed randomness of our schemes using statistical methods and …
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