Transmission of images by unmanned underwater vehicles
Sign Up to like & getrecommendations! Published in 2020 at "Autonomous Robots"
DOI: 10.1007/s10514-019-09866-z
Abstract: As an acoustic communications medium, water is characterized by frequency dependent attenuation, short range, very low bandwidth, scattering, and multi-path. It is generally difficult to acoustically communicate even terse messages underwater much less images. For… read more here.
Keywords: underwater vehicles; methodology; unmanned underwater; sonar ... See more keywords
Research on inflation and floating-up process of unmanned underwater vehicle based on collaborative simulation technology
Sign Up to like & getrecommendations! Published in 2020 at "Applied Ocean Research"
DOI: 10.1016/j.apor.2020.102411
Abstract: Abstract For solving the problem of unmanned underwater vehicle (UUV) recovery, a multidisciplinary collaborative simulation method is proposed to simulate the inflatable deployment of an annular airbag and the motion of an UUV: a) a… read more here.
Keywords: vehicle; unmanned underwater; underwater vehicle; collaborative simulation ... See more keywords
Robust Controllers Synthesis and Order Reduction of Unmanned Underwater Vehicle Submerging Control System with Interval Parametric Uncertainty
Sign Up to like & getrecommendations! Published in 2019 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2019.12.311
Abstract: Abstract Modern marine robotic systems are often complex high-order dynamic systems with uncertain parameters. It is not always possible to apply common methods of controller synthesis to such systems. The research is dedicated to a… read more here.
Keywords: order; unmanned underwater; control; synthesis ... See more keywords
Reactor design of UPR-1: A MW-level reactor for unmanned underwater vehicle propulsion using low-enriched uranium
Sign Up to like & getrecommendations! Published in 2021 at "Nuclear Engineering and Design"
DOI: 10.1016/j.nucengdes.2021.111305
Abstract: Abstract Unmanned underwater vehicles (UUVs) are being used for many civil and military applications. Power sources with longer life are required for deployment in UUVs. Unlike conventional power sources, nuclear reactor with longer life can… read more here.
Keywords: level; life; unmanned underwater; low enriched ... See more keywords
Subsystem selection for digital twin development: A case study on an unmanned underwater vehicle
Sign Up to like & getrecommendations! Published in 2021 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2021.108629
Abstract: Abstract Digital twins are virtual representations of subsystems within a system of systems. They can be utilized to model and predict performance and condition degradation throughout a system's life cycle. Condition based maintenance, or the… read more here.
Keywords: system; underwater vehicle; digital twin; unmanned underwater ... See more keywords
A Gated Recurrent Unit-Based Particle Filter for Unmanned Underwater Vehicle State Estimation
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2020.3011789
Abstract: Target state estimation is a key technology for unmanned underwater vehicles (UUVs) to achieve target tracking, collision avoiding, formation control, and other tasks. Compared with other measurement methods, underwater measurement has lower reliability due to… read more here.
Keywords: state estimation; unmanned underwater; target state; state ... See more keywords
Model-Free High Order Sliding Mode Control with Finite-Time Tracking for Unmanned Underwater Vehicles
Sign Up to like & getrecommendations! Published in 2021 at "Applied Sciences"
DOI: 10.3390/app11041836
Abstract: Several strategies to deal with the trajectory tracking problem of Unmanned Underwater Vehicles are encountered, from traditional controllers such as Proportional Integral Derivative (PID) or Lyapunov-based, to backstepping, sliding mode, and neural network approaches. However,… read more here.
Keywords: finite time; time; sliding mode; model free ... See more keywords