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Full-Text Articles in Electromagnetics and Photonics

Wireless Power Transfer In Autonomous Mobile Microgrids, Carl Greene Jan 2022

Wireless Power Transfer In Autonomous Mobile Microgrids, Carl Greene

Dissertations, Master's Theses and Master's Reports

The ability to autonomously dock unmanned ground vehicles plays a key role in mobile micro-grids, where efficient power transfer is paramount. The approach utilized in this work allows for near-field wireless power transfer in remote locations with minimal support. Establishing a micro-grid power system connection autonomously using wireless power eliminates the arduous task of designing a complex, multiple degrees of freedom (MDOF) robotic arm. The work presented in this thesis focuses on both the hardware and software within the micro-grid system. This particular near-field wireless system consists of a primary and secondary set of modules, comprised of Litz wire coils, …


Development Of An Ionic Liquid Ferrofluid Electrospray Source And Mode Shape Studies Of A Ferrofluid In A Non-Uniform Magnetic Field, Edmond Joseph Meyer Iv Jan 2014

Development Of An Ionic Liquid Ferrofluid Electrospray Source And Mode Shape Studies Of A Ferrofluid In A Non-Uniform Magnetic Field, Edmond Joseph Meyer Iv

Dissertations, Master's Theses and Master's Reports - Open

An electrospray source has been developed using a novel new fluid that is both magnetic and conductive. Unlike conventional electrospray sources that required microfabricated structures to support the fluid to be electrosprayed, this new electrospray fluid utilizes the Rosensweig instability to create the structures in the magnetic fluid when an external magnetic field was applied. Application of an external electric field caused these magnetic fluid structures to spray. These fluid based structures were found to spray at a lower onset voltage than was predicted for electrospray sources with solid structures of similar geometry. These fluid based structures were also found …