AUV propulsion and maneuvering by means of asymmetric thrust

RH Littlefield, F Jaffre, JW Kaeli - 2018 IEEE/OES Autonomous …, 2018 - ieeexplore.ieee.org
We present an Asymmetric Propulsion System (APS) capable of generating both forward
thrust and a lateral turning moment by means of a single-bladed propeller [1]. At constant …

Asymmetric propulsion: Thrust and maneuverability from a single degree of freedom

J Kaeli, R Littlefield, F Jaffre - OCEANS 2019 MTS/IEEE …, 2019 - ieeexplore.ieee.org
We present ongoing work on an asymmetric propulsion system capable of simultaneously
generating both forward thrust as well as a turning moment from a single degree of freedom …

Asymmetric propulsion: One blade, unlimited potential

J Kaeli, R Littlefield, P Warren, F Jaffre… - OCEANS 2023 …, 2023 - ieeexplore.ieee.org
A propeller generates thrust in the axial direction by spinning the blade around its axis of
rotation. With an asymmetric propeller, such as one with a single blade, the speed can be …

Passive ballast device, system and methods of using same

J Kaeli, R Littlefield, M Jakuba, B Guest - US Patent 10,640,188, 2020 - Google Patents
(57) ABSTRACT A passive ballast device, system and method of using same, configured for
use with a submersible vehicle in a liquid environment, including a chamber having at least …

Watercraft vehicle and method of manoeuvring the vehicle

A Rydell - US Patent 11,858,606, 2024 - Google Patents
The present invention regards a watercraft vehicle (1) having a propeller shaft (9) coupled to
a motor (3) and a propeller (7) forming a propeller disc (11) having a hub (17). A first blade …