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 38 for “"Control-oriented"”.
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Control-Oriented Model Reduction for Parabolic Systems
In der vorliegenden Arbeit werden effiziente Implementierungen von Modellreduktionsverfahren für lineare, zeitinvariante Kontrollsysteme entwickelt. Modellreduktion spielt eine wichtige Rolle in der Simulation, Kontrolle und Optimierung von komplexen, dynamischen Systemen, wie sie bei der …
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Implementing Control-oriented Meta-learning on Hardware
… pose a daunting challenge for the robust control of unmanned aerial vehicles, also known as drones. The control-oriented meta-learning algorithm aims to solve this problem by learning a controller that can adapt to dynamic environments. This algorithm has already been derived and simulated …
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Control-Oriented Thermal Model for a Hybrid Vehicle Battery
… the fan speed or communicating with the vehicle controller to adjust magnitude of applied current. BMS used in the work is equipped with limited number of temperature sensors that can measure surface temperature of few cells in the battery pack. Additional temper- ature information can be used …
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Control-oriented Modeling of an Air-breathing Hypersonic Vehicle
… later obsolete. Designing a closed-loop control system for an aircraft might prove to be a difficult task with a geometry that yields an optimal (L/D) ratio, a structure with optimal material properties, and a propulsion system with maximum thrust-weight ratio. With all the subsystems …
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Control oriented concentrating solar power (CSP) plant model and its applications
… The research proposes to develop a three-level controller that uses multi-input-multi-output (MIMO) control technology to minimize the effect of these disturbances, improve plant performance, and extend plant life. The controller can be readily installed on any vendor supplied state-of-the-art …
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Design of an innovative urban air mobility vehicle (UAMV) - A control-oriented study
L'abstract è presente nell'allegato / the abstract is in the attachment
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Control-oriented modeling and adaptive parameter estimation of a lithium ion intercalation cell
… model. In order to compute the optimal control at any given time, a precise estimation of the battery states and health is required. This estimation is typically carried out for two metrics, state of charge (SOC) and state of health (SOH), for advanced BMS. To simultaneously estimate SOC …
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'Composite' models of project management : integration of control-oriented and adaptive approaches in rural water supply
… from the project related to issues of central control (both by donors and the implementing public agency), institutional learning, project innovations, and political involvement in development projects. Typically, development projects are characterized by highly inflexible project rules, lack …
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Qualitative Adaptive Identification for Powertrain Systems. Powertrain Dynamic Modelling and Adaptive Identification Algorithms with Identifiability Analysis for Real-Time Monitoring and Detectability Assessment of Physical and Semi-Physical System Parameters
… interpretation that can be found commonly in control-oriented powertrain models is presented. This research is motivated from the fact that future powertrain control and monitoring systems will depend increasingly on physically oriented system models to reduce the complexity of existing …
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Dynamic subdivided relative humidity model of a polymer electrolyte membrane fuel cell
The development of a control-oriented dynamic relative humidity model for a polymer electrolyte membrane (PEM) fuel cell stack is presented. This model is integrated with a first law based thermal model, which tracks energy flow within four defined control volumes in the fuel cell; the cathode …
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Optimal control and model reduction for wave energy systems: A moment-based approach
… objective is the availability of appropriate control technology, suchthatenergyconversionisperformedaseconomicallyaspossible,minimisingthedelivered energy cost, while also maintaining the structural integrity of the device, minimising wear on WEC components, and operating across a wide range …
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INTELLIGENT DYNAMIC THERMAL CONTROL USING DEEP LEARNING AND REINFORCEMENT LEARNING
… practical and intelligent dynamic thermal control (DTC) methods for data centers (DCs) using deep learning and reinforcement learning (RL). The research investigates existing RL algorithms for DTC and proposes a comprehensive analysis framework considering the algorithm, control objective, …
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State-space modeling and optimal control of ship motions in a seastate
… this thesis, a new state-space model and motion control algorithm are developed from first principles for the improvement of the seakeeping performance of high-speed vessels equipped with lifting appendages that are actively controlled in regular and random waves. A ship at sea can experience all …
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Spacecraft computing systems with high-level specifications and FPGAs
… designed for spacecraft requirements. Control-oriented requirements such as fault detection and isolation features are captured with SpecTRM-RL, while data-oriented requirements such as control law algorithms are captured in a new language and toolset called Octavia.
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Non-linear Dynamic Transformer Modelling and Optimum Control Design of Switched-mode Power Supplies
… and computational technology, digital control systems have grown to a relatively mature stage, and will soon become a viable replacement for their analogue counterparts in the design of isolated and non-isolated DC-to-DC converters in general, and yback converters in particular. …
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Physics based modeling of urea selective catalytic reduction systems
This thesis addresses control-oriented modeling of urea-selective catalytic reduction (SCR) after-treatment systems used for reducing NO, emission in diesel vehicles. Starting from first-principles, appropriate simplifications are made in the underlying energy and species equations to yield simple …
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Modeling and Control of Tensegrity-Membrane Systems
… spacecraft. In this dissertation, modeling and control of tensegrity-membrane systems is studied. A systematic method is developed to determine the equilibrium conditions of general tensegrity-membrane systems. Equilibrium conditions can be simplified when the systems are in symmetric …
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Modeling and control of fuel cell-battery hybrid energy sources
… In this dissertation, the modeling and control of these two electrochemical sources as the main constituents of fuel cell-battery hybrid energy sources are studied with ultimate goals of improving their performance, reducing their development and operational costs and consequently, …
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Superheat control for air conditioning and refrigeration systems: Simulation and experiments
… design, refrigerant design, and most recently control system design. The emergence of the electronic expansion valve and variable speed drives has made immense impacts on the ability to regulate system parameters, resulting in important strides towards efficiency improvement. This research …
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Melt Pool Feature Extraction, A State-Space Model and Spatial Layer-to-Layer Control for Powder Bed Fusion
… feature maps to visualize defect locations and control researchers use layer-to-layer control to achieve more uniform melt pools and less defects.</p> <p>Paper I presents a simulation method to characterize the effect of down-sampling on melt pool thermal feature measurements. Based on …
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