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Showing 1 to 13 of 13 for “"Unmanned Underwater Vehicle (UUV)"”.
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Information fusion for an unmanned underwater vehicle through probabilistic prediction and optimal matching
… presents a method for information fusion for an unmanned underwater vehicle (UUV).We consider a system that fuses contact reports from automated information system (AIS) data and active and passive sonar sensors. A linear assignment problem with learned assignment costs is solved to fuse sonar …
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Design and dynamic modeling of an unmanned underwater vehicle for submerged surface inspection exploiting hydrodynamic ground effect
… exploration, motivates a deeper understanding of underwater navigation in proximity to a submerged target surface. Common examples range from water tanks in nuclear reactors, submerged oil rig infrastructure, to ship hulls with hidden compartments and threats. We propose EVIE (Ellipsoidal Vehicle …
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OPERATIONAL ANALYSIS AND EARLY-STAGE DESIGN FOR NEXT GENERATION MCM THROUGH DIGITAL ENGINEERING
… performance in the scenarios where there is no unmanned underwater vehicle (UUV) present. It also found that limiting the deployment range of the UUV is of paramount importance in the scenarios where there is a UUV present.
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Six degree of freedom vehicle controller design for the operation of an unmanned underwater vehicle in a shallow water environment
Closed loop control of an unmanned underwater vehicle (UUV) in the dynamically difficult environment of shallow water requires explicit consideration of the highly coupled nature of the governing non-linear equations of motion. This coupling between an UUV's six degrees of freedom (6 DOF) is …
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Hydrodynamic Interactions of an Unmanned Underwater Vehicle Operating in Close Proximity to a Moving Submarine
… the hydrodynamic forces and moments of different vehicles in different conditions, they do not have a model that enables them to understand the forces and moments that an Unmanned Underwater Vehicle (UUV) experiences when operating in close proximity to a moving submarine as a result of the …
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A State Space Partitioning Scheme for Vehicle Control in Pursuit-Evasion Scenarios
… some level of autonomy to mobile, robotic vehicles with on-board controllers. Applications of these controllers include defense topics such as unmanned aerial vehicle (UAV) and unmanned underwater vehicle (UUV) navigation for threat surveillance, assessment, or engagement. Controllers …
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Demonstration of passive acoustic detection and tracking of unmanned underwater vehicles
In terms of national security, the advancement of unmanned underwater vehicle (UUV) technology has transformed UUVs from tools for intelligence, surveillance, and reconnaissance and mine countermeasures to autonomous platforms that can perform complex tasks like tracking submarines, jamming, and …
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Demonstration of passive acoustic detection and tracking of unmanned underwater vehicles
In terms of national security, the advancement of unmanned underwater vehicle (UUV) technology has transformed UUVs from tools for intelligence, surveillance, and reconnaissance and mine countermeasures to autonomous platforms that can perform complex tasks like tracking submarines, jamming, and …
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Route optimization under uncertainty for Unmanned Underwater Vehicles
… reduce the risk service members endure by using unmanned vehicles. These unmanned vehicles will, over time, become more independent and trustworthy in our operational military. The goal of this thesis is to improve the intelligence an unmanned vehicle has in its decision making to keep up with …
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Real-time Autonomy and Maneuvering Simulation of an Unmanned Underwater Vehicle Near a Moving Submarine Using Actively Sampled Gaussian Process Surrogate Models
Unmanned Underwater Vehicle (UUV) maneuvering simulators have severe limitations on modeling UUV motion near a moving submarine because they are not capable of determining the complex, turbulent, hydrodynamic interactions in real time. Potential flow solvers are typically fast enough, but they …
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Path planning for an autonomous vehicle
The desire for highly capable unmanned autonomous vehicles (UAVs), has necessitated the need for more research into the problems faced by these vehicles. One classic problem faced by UAVs concerns how the vehicle should traverse its environment in order to leave the current position and arrive at a …
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A hardware-anywhere-in-the-loop simulator for dynamic real-time analysis of electric propulsion systems
This work introduces a low-level real-time vehicle simulator with hardware-anywhere-in-the-loop (HAIL) capability. Vehicle dynamics are simulated on a high-performance workstation running a real-time operating system. The vehicle’s battery pack is both modeled in simulation and interfaced …
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Design and Analysis of Biomimetic Medusa Robots
The design of unmanned underwater vehicle (UUV) was inspired by the form and functionality of Jellyfish. These natural organisms were chosen as bio-inspiration for a multitude of reasons including: efficiency, good room for payload, and a wide range of sizes and morphology. Shape memory alloy (SMA) …