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 3 of 3 for “"Propellors"”.
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Design and Development of a Novel Soft Valve and Energy-Storage Mechanism for High-Power Underwater Robotic Pulse-Jet Propulsion
… which offers a novel alternative to spinning propellors most often used in underwater vehicles. The valve operates based on deforming and buckling principles and applying force via a pinch thruster mechanism to achieve a controlled opening. Experimental testing was conducted on the novel valve …
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Feedback Control of Ionic Polymer Actuators
… propulsion, flexible low mass robotic arms, propellors for swimming robotic structures, linear and platform type robotic actuators and active catheter systems. One of the disadvantages of ionic polymer actuators is that their settling time to a unit step voltage is on the order of 5-20 …
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Rotor Wakes; Formations, Interactions, and Design
With the increasing demand for sustainable energy solutions in aviation, distributed electric propulsion (DEP) has emerged as a promising configuration to enable advanced capabilities such as electric short take-off and landing (eSTOL). Using two primary research objectives, this dissertation …