Questions tagged [underwater]
Underwater robotics is a branch of robotics. Underwater robots can be autonomous, or they can be remotely operated. This is an emerging science, which has become more popular with evolving technology.
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Integrate single beam sonar to VRX simulation
I'm developing a VRX based simulation environment and I'd like to include a fathometer/depth finder/single beam sonar to my simulation environment to provide awareness of the depth of operation.
I am ...
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What is the water or wave model used in this world environment (Ignition-Gazebo fotress demo)?
I would like to know more information about this water /wave environment ? This is the youtube video of it - https://www.youtube.com/watch?v=VwzGJDHkW8A
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NED ENU transformations robot_localization
I'm working with the robot_localization package to perform sensor fusion between a DVL and USBL for an AUV, in order to compensate drift.
Now the ...
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Underwater Property Simulation with ROS2 e.g Particle Plume
I want to develop and test adaptive path planning algorithms for AUVs or also USVs.
So far I did this in ROS1 with the UUV Simulator and especially the uuv_plume_simulator.
Now I am looking for ways ...
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DVL as a ranging sensor
I am trying to use a Doppler Velocity Log (DVL) as a ranging sensor.
The DVL has four acoustic beams with known poses and ranges. This makes it possible to estimate 3D points on the seabed (if the ...
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Underwater Glider Obstacle Avoidance simulator
I am currently taking part in a project where a team is building an autonomous underwater glider with obstacle avoidance features.
However, since I do not have a background in Robotics (I am in ...
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Underwater navigation without the use of acoustic sensors
I have been reading about different types of underwater navigation.
According to this Youtube video, these are the following navigation systems:
Inertial navigation systems (use of Inertial ...
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how to get an 8 hour autonomy for an underwater robot?
CONTEXT: I'm working on a project consisting of making an underwater robot "fish" for an aquarium. It is mandatory to get at least 8 hours of autonomy. I'm responsible of the electrical part ...
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Fitting propeller to shaft
Hey I'm building an underwater robot(ROV) for a school project and I recently bought plastic propellers 55mm but sadly they came without prop adapters. Is there any easy alternative such as using ...
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Why to seal a motor shaft, or the whole motor, for underwater ROV?
I just finished a competition for underwater robots. The water is about 40-50cm in depth and 90% of the designs just exposed the thrust motors completely in the water similar to the picture below and ...
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RC transmitter/receiver for underwater robot [closed]
I am working on a project to build a remotely controlled underwater robot. The max depth the robot has to dive is 40cm. I tested the 2.4GHz RC transmitter and receiver and it could work only up to ...
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Strategy for 3D path planning over large distances with kinodynamic constraints
I was hoping to pick your brains about a problem that even after much reading has left me baffled.
My Application:
For the sake of simulating underwater scenarios in very large environments (up to ...
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How to localize an acoustic source underwater with a hydrophone array
I am working on an Autonomous underwater vehicle (AUV), and I do not know how to localize an acoustic source underwater
I know that I will use an array of hydrophones but how can actually get the ...
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How to simulate water/ pool for underwater vehicle in Gazebo/SimScape?
I have tried SimScape and gazebo but I did not get a solution for simulation of a swimming pool. Can somebody help with the same? Do I have to create the whole swimming pool using simple rectangular ...
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AUV Lipo Battery capacity
I'm making an AUV that requires 15-20 minutes of operating time. I'm using 6 of these motors (Blue Robotics T200 Thrusters) for propulsion; I'm looking for 6S lipo batteries (22.2V) but i don't know ...
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