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 14 of 14 for “"Battery Design"”.
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Optimisation of Valve Regulated Lead Acid Battery Design for High Power Applications
… deals with high rate discharge lead acid battery subjected to long standing times in hot environmental conditions. It is important to note that these properties may be adjusted for different products and operating environments. <br/><br/>The technique presented in this thesis was tested …
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Solar cooking : the development of a thermal battery
… not shining. The objective of this thesis was to design and build a thermal battery that could store thermal energy from the sun during the day and retain that heat until it was needed for cooking. The final battery design was a large block of concrete with a system of copper fins running though …
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Electrolyte selection for cobalt-free solid-state batteries
… and high energy density. The most common design uses an organic electrolyte and lithium-cobalt electrode. While safe under typical operating conditions, the use of an organic electrolyte subjects the battery user to certain risks; in particular, Li-ion liquid batteries are explosive when …
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The design and building of sodium-ion battery for home energy storage
This thesis focuses on the design and construction of home energy storage systems using sodium-ion battery technology. As global emphasis shifts towards sustainable energy solutions and the integration of renewable energy sources, the demand for efficient and reliable energy storage has escalated. …
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Virus constructed iron phosphate lithium ion batteries in unmanned aircraft systems
… much we can do with electronic devices. Today, battery powered Unmanned Aerial Systems (UAS) the size of a model plane such as the Raven allow soldiers to see dangerous situations and potential threats without ever needing to enter the area and put their lives in danger. This technology is …
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Effect of Design Parameters and Intercalation Induced Stresses in Lithium Ion Batteries
… potential for thermal runaway. Therefore, better design, operation and control of lithium ion batteries are essential to meet the growing demands of energy storage. Physics based modeling and simulation methods provide the best and most accurate approach for addressing such issues for lithium ion …
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The Electricity Crisis in Nigeria : Building a New Future to Accommodate 20% Renewable Electricity Generation by 2030
… reveal Small hydro/Solar PV/Diesel generator/Battery design as the most cost-effective combination for power supply in remote/rural areas of Nigeria. Findings also highlight the better performance of this system in terms of fuel consumption and GHGs emission reduction. Lastly, the study …
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Modeling and Design of Betavoltaic Batteries
The betavoltaic battery is a type of micro nuclear battery that harvests beta emitting radioactive decay energy using semiconductors. The literature results suggest that a better model is needed to design a betavoltaic battery. This dissertation creates a comprehensive model that includes all of …
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A bio-inspired approach to increase device-level energy density
Battery research has historically focused on improving the properties of the active materials that directly store energy. This research has resulted in active materials with higher specific capacity, increased the voltage of batteries in order to store more energy per electron, and lead to the …
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A methodology for evaluating and reducing rotor losses, heating, and operational limitations of high-speed flywheel batteries
… minimizing the mass and volume of the flywheel battery. This requirement leads to the use of high rotational speeds which in turn necessitates the use of composite materials for flywheel construction, magnetic bearings for reduced wear and friction losses, and a low pressure environment to …
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Electrochemically prepared metal antimonide nanostructures for lithium ion and sodium ion battery anodes
… storing, and utilizing energy resources. Battery technology occupies a critical part of this new energy economy, and the development of electrochemical energy storage devices will be a critical factor for the successful implementation of renewable energy generation and efficiency …
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Multiscale Modeling, Reformulation, and Efficient Simulation of Lithium-Ion Batteries
… of applications. In order to engineer improved battery design and develop better control schemes, it is important to understand internal and external battery behavior under a variety of possible operating conditions. This can be achieved using physical experiments, but those can be costly and …
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Design and fabrication of high power microbatteries and high specific strength cellular solids from bicontinuous microporous hierarchical materials
An emerging paradigm in engineering design is the development of materials by constructing hierarchical assemblies of simple building blocks into complex architectures that address physics at multiple length scales. These hierarchical materials are increasingly important for the next generation of …
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Understanding Failure Mechanisms using Multi-Scale Analyses to Improve the Performance of Zinc Metal and Lithium-ion Batteries
… batteries (LIBs) have dominated the rechargeable battery market for portable electronics for the past two decades because of their high energy density, power, and cyclability, and they are beginning to be implemented on a large scale for grid-scale energy storage systems and electric vehicles. …